CN110553302A - Heat-storage directly-heated multifunctional stove for heating and cooking - Google Patents
Heat-storage directly-heated multifunctional stove for heating and cooking Download PDFInfo
- Publication number
- CN110553302A CN110553302A CN201910924802.4A CN201910924802A CN110553302A CN 110553302 A CN110553302 A CN 110553302A CN 201910924802 A CN201910924802 A CN 201910924802A CN 110553302 A CN110553302 A CN 110553302A
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- electric heating
- heat
- heating element
- heat storage
- disc
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- 238000005338 heat storage Methods 0.000 title claims abstract description 97
- 238000010438 heat treatment Methods 0.000 title claims abstract description 91
- 238000010411 cooking Methods 0.000 title claims abstract description 27
- 238000005485 electric heating Methods 0.000 claims abstract description 132
- 229910052751 metal Inorganic materials 0.000 claims abstract description 46
- 239000002184 metal Substances 0.000 claims abstract description 46
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 24
- 229910052573 porcelain Inorganic materials 0.000 claims abstract description 17
- 238000009413 insulation Methods 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 239000000956 alloy Substances 0.000 claims description 36
- 229910045601 alloy Inorganic materials 0.000 claims description 36
- 238000009825 accumulation Methods 0.000 claims description 9
- 238000012546 transfer Methods 0.000 claims description 8
- 239000011324 bead Substances 0.000 claims description 7
- 239000011810 insulating material Substances 0.000 claims description 6
- 238000011049 filling Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000008901 benefit Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 4
- 230000000295 complement effect Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 239000011449 brick Substances 0.000 description 8
- 230000005611 electricity Effects 0.000 description 6
- 238000011161 development Methods 0.000 description 5
- 238000004146 energy storage Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 239000000919 ceramic Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000011232 storage material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000010409 ironing Methods 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
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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
- F24C15/00—Details
- F24C15/08—Foundations or supports plates; Legs or pillars; Casings; Wheels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/10—Tops, e.g. hot plates; Rings
- F24C15/102—Tops, e.g. hot plates; Rings electrically heated
-
- 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
- F24C7/08—Arrangement or mounting of control or safety devices
- F24C7/082—Arrangement or mounting of control or safety devices on ranges, e.g. control panels, illumination
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D11/00—Central heating systems using heat accumulated in storage masses
- F24D11/001—Central heating systems using heat accumulated in storage masses district heating system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D13/00—Electric heating systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/02—Arrangement of mountings or supports for radiators
- F24D19/024—Functioning details of supporting means for radiators
- F24D19/0243—Means for moving the radiator horizontally to adjust the radiator position
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1096—Arrangement or mounting of control or safety devices for electric heating systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Central Heating Systems (AREA)
Abstract
The invention discloses a heat storage and direct heating type heating and cooking multifunctional furnace, which comprises a shell, a skirt, a heat storage system and a direct heating system, wherein the heat storage system comprises a heat insulation layer, a heat storage electric heating element and a heat accumulator, the heat insulation layer is arranged between the shell and the heat accumulator shell, the heat storage electric heating element is arranged in a porcelain tube, and a wiring terminal of the heat storage electric heating element is positioned in the skirt; the direct heating system comprises a disc type electric heater, the disc type tubular electric heater comprises a disc type tubular electric heating element and a metal aluminum disc, a wiring terminal of the disc type tubular electric heating element penetrates through a steel pipe and then is located in a skirt, an electric appliance element for automatic control is arranged on the skirt, and the electric appliance elements are integrated together through a circuit to realize full-time automatic control of the multifunctional furnace. The invention has the advantages of ingenious conception, compact structure and reasonable layout, effectively combines the heat storage system and the direct heating system, realizes double effects of heating and kitchen use, has complementary advantages in the use process, and has better effect compared with the use of a single heat source.
Description
Technical Field
the invention relates to the technical field of heating equipment, in particular to a heat storage and direct heating type heating and cooking multifunctional furnace.
Background
Most of the existing solid heat storage devices are a heat storage type electric heating radiator and a heat storage type electric boiler, wherein the heat storage type electric heating radiator is mainly used for heating, and the heat storage type electric boiler is mainly used for heating or industrial heat. The electric heating type solid heat storage equipment has the main functions of storing heat energy, heating a solid energy storage material by utilizing off-peak electricity (commercial power, wind power or photovoltaic power generation and the like) and storing the heat energy, and continuously releasing the stored heat energy to the requirement in the peak period of electricity utilization.
At present, the heat storage body of the existing heat storage type electric heating radiator in the market is formed by stacking prefabricated heat storage type bricks, the heat storage type bricks are solid materials taking magnesium oxide as a main component, electric heating elements are placed in the central area of the heat storage type bricks, heat is preserved outside the heat storage type bricks, and a metal shell is wrapped outside the heat preservation layer. The structure and the principle of the heat storage type heat exchanger are shown in figures 1-1 and 1-2 specifically, an electric heating element 3 'heats a heat storage type brick 2', and heat stored by the heat storage type brick 2 'is uploaded to an upper air chamber through a channel and is released out through a grid 1'. The control mode of this electric heating stove is the break-make electricity mode, and this equipment structure decides its function only for the heating, and market rate of utilization is lower.
The wind energy is renewable clean energy, is inexhaustible, and has great significance in aspects of mature wind power generation, scale development and commercial development prospect in all renewable new energy technologies, development of wind power, improvement of energy structures, protection of ecological environment, guarantee of energy safety, realization of sustainable development and the like. Due to the fact that the peak regulation capacity of the thermal power generating unit is reduced, the space of a power grid for receiving wind power is reduced, the peak regulation capacity, the frequency modulation capacity and the power transmission capacity are insufficient, and the like, the phenomenon of wind abandon in the heat supply period in the northwest of China is increasingly serious. The three north is the main production area of wind power in China, and the wind abandonment means that the obtained electric power is lost endlessly, so that energy loss is heavy, and on the other hand, the shortage of the electric power in China is the shortage of the electric power in China, and the requirements of the lives of people and the development of the economy of the people are restrained.
The heat accumulating type electric boiler is used for heating and absorbing wind power, so that the increasingly serious abandoned wind can be relieved, and good economic benefits can be generated.
The heat storage and energy storage combined heat storage electric boiler is the best method for absorbing wind power in the prior art, and the energy storage and heat storage has bidirectional flow of electric energy; the energy time shifting and flexible adjustment are convenient; clean and pollution-free; transferring the electricity consumption in the peak period to the valley period; the capacity and the characteristic of reducing the peak-valley difference of the power grid can fully utilize the policy of peak-valley electricity price, greatly reduce the operating cost and become an important clean heating technology. The direct addition of the energy storage system can effectively reduce the power resource loss, ensure the safe and stable operation of the system, effectively make up the deficiency of the adaptability of the wind heat storage and heating system and the consumption efficiency of the abandoned wind; economic benefits; the environmental benefits are greatly improved.
therefore, how to develop a novel heat storage and direct heating type multifunctional furnace to realize the functions of energy storage and heat storage can be widely applied to the daily life of people, which brings convenience to common people and becomes a technical problem to be solved urgently by technical personnel in the field.
disclosure of Invention
The invention aims to provide a heat storage and direct heating type heating and cooking multifunctional furnace, which solves the problems of single function and narrow application range of heat storage bricks in the prior art.
In order to solve the technical problems, the invention adopts the following technical scheme:
The invention relates to a heat storage and direct heating type heating and cooking multifunctional furnace, which comprises a shell and a skirt, wherein the shell is connected to the top surface of the skirt; the heat storage system comprises a heat insulation layer, a heat storage electric heating element and a heat accumulator, wherein the heat storage electric heating element is provided with a plurality of heat accumulation bodies which are uniformly distributed in the heat accumulator in a circumferential manner, a heat accumulator shell is arranged on the periphery of each heat accumulator, the heat insulation layer is arranged between the shell and the heat accumulator shell, the heat storage electric heating element is placed in a porcelain tube, the porcelain tube is arranged in the heat accumulator, and a wiring terminal of the heat storage electric heating element is positioned in the skirt; the direct heating system comprises a disc type electric heater, the disc type electric heater comprises a disc type tubular electric heating element and a metal aluminum disc, the top of the disc type tubular electric heating element is arranged in the metal aluminum disc, a wiring terminal of the disc type tubular electric heating element penetrates through a steel pipe and then is positioned in the skirt, the steel pipe is arranged in the heat accumulator, and the metal aluminum disc is positioned above the heat accumulator; the skirt is provided with an electric appliance element, the electric appliance element comprises a main switch, a microcomputer time control switch, a manual/automatic switching button, a knob type temperature controller, a first power regulator, a direct heating electric heating element switch, a gear switch and a power plug, one end of a first alloy electric heating element on the heat storage electric heating element is connected with a power supply, and the other end of the first alloy electric heating element is connected with the power supply through the gear switch and is sequentially connected with the knob type temperature controller, the microcomputer time control switch, a socket and the power plug in series; the manual/automatic switching button is connected with the microcomputer time control switch in parallel; one end of a second alloy electric heating element on the disc type tubular electric heating element is connected with a power supply, the other end of the second alloy electric heating element is sequentially connected with a first power regulator and a direct-heating electric heating element switch, and the other end of the direct-heating electric heating element switch is connected to the inlet end of the socket; the first power regulator is connected with a power regulator socket and a first potentiometer, and a change-over switch is arranged between the first potentiometer and the power regulator socket.
The table further comprises a table top, the top end of the shell is inserted into a center square hole of the table top, a second power regulator and a second potentiometer are arranged on the table top, the other end of the second power regulator, which is connected with the second potentiometer, is connected with a power regulator plug, and the power regulator plug is connected with the power regulator socket, so that the table top is communicated with the electric appliance element on the skirt.
Still further, a dome grill or a cooker is placed above the disc-type electric heater.
still further, the second power regulator is installed on the peripheral board surface of the tabletop, and when the power regulator plug is jointed with the power regulator socket, the operation and control of the disc type tubular electric heating element are executed through the second power regulator; operation and control of the disc-type tubular electric heating element is performed by the first power conditioner when the power conditioner plug is disengaged from the power conditioner socket.
Still further, the heat accumulation electric heating elements are specifically provided with three groups.
still further, the heat storage electric heating element is specifically designed into a U shape and comprises a metal tube and a first alloy electric heating element, the first alloy electric heating element is arranged in the metal tube and is fixed by filling an insulating material, two ends of the first alloy electric heating element are welded on a binding post, and a gasket and a nut are connected on an external thread of the binding post; the binding post and the metal tube are positioned by sealing with porcelain beads.
Still further, the disc type tubular electric heating element is specifically provided with one disc type tubular electric heating element, the part positioned in the metal aluminum disc is bent into a disc shape, and two connecting ends are vertically extended downwards side by side; the electric heating wire comprises a metal tube and a second alloy electric heating element, wherein the second alloy electric heating element is arranged in the metal tube and is fixed by filling an insulating material, two ends of the second alloy electric heating element are welded on a binding post, and a gasket and a nut are connected on external threads of the binding post; the binding post and the metal tube are positioned by sealing with porcelain beads.
Still further, the skirt is specifically designed into a regular three-dimensional trapezoid and is formed by connecting steel plates; the main switch, the microcomputer time control switch, the manual/automatic switching button and the knob type temperature controller are arranged on one inclined plane of the regular three-dimensional trapezoid, the power regulator socket, the first power regulator and the direct-heating electric heating element switch are arranged on the other inclined plane of the regular three-dimensional trapezoid, and the gear switch and the power plug are respectively arranged on the rest two inclined planes of the regular three-dimensional trapezoid.
Still further, the truckle is installed to the bottom of skirt, the truckle specifically adopts the universal wheel.
compared with the prior art, the invention has the beneficial technical effects that:
The invention relates to a heat storage and direct heating type heating and cooking multifunctional furnace, which comprises a shell and a skirt, wherein the shell is connected to the top surface of the skirt; firstly, the heat storage system comprises a heat insulation layer, a heat storage electric heating element and a heat storage body, the heat storage body is formed by pouring, the sealing performance is good, the utilization rate of a heat storage material is high, and the heat storage effect is good; the heat conduction insufficiency of the heat storage material can be compensated through the full-automatic time interval control of the microcomputer, and the electric heating element is not overheated under the rated heat storage capacity and heat storage rate, so that the safe operation of the electric heating element is ensured; secondly, the direct heating system comprises a disc type electric heater, the disc type electric heater comprises a disc type tubular electric heating element and a metal aluminum disc, the metal aluminum disc is formed by casting metal aluminum, the heat conduction and radiation effects are good, and the disc type tubular electric heating element is fused in a heat storage structure to form a heat storage direct heating combined structure. The metal aluminum has excellent thermal conductivity and generates a temperature equalizing effect, and the cooker is better to be heated by contacting the metal aluminum than an electric heating element; the multifunctional stove is accompanied by direct heat for heat storage, meets the urgent need of heating, is accompanied by heat storage for direct heat, stores heat for warming and cooking, supplements heat for cooking waste heat, reduces heat loss of cooking, and improves the purpose and energy utilization rate of the multifunctional stove along with two heats. The multifunctional furnace has the advantages of zero emission, no waste gas pollution and better environmental protection performance. In conclusion, the invention has the advantages of ingenious conception, compact structure and reasonable layout, the heat storage system and the direct heating system are effectively combined, the double effects of heating and kitchen use are realized, the advantages of the heat storage system and the direct heating system are complementary in the use process, the effect is better than that of using a single heat source, various requirements are met, and the application range is further expanded.
drawings
The invention is further illustrated in the following description with reference to the drawings.
FIG. 1-1; 1-2 is a structural schematic diagram of a heat accumulating type electric heating radiator in the prior art;
FIG. 2 is a schematic view showing the heat storage state of the heat storage and direct heating type heating and cooking multifunctional furnace of the present invention;
FIG. 3 is a schematic view of the heat-accumulating and directly-heating type multifunctional stove for heating and cooking;
FIG. 4 is a cross-sectional view of a thermal storage system of the present invention;
FIG. 5 is a top plan view of the thermal storage system of the present invention;
FIG. 6 is a cross-sectional view of a thermal mass according to the present invention;
FIG. 7 is a top view of a thermal mass according to the present invention;
FIG. 8 is a schematic view of the working state of the apparatus of the present invention;
FIG. 9 is a layout diagram of electrical components according to the present invention;
FIG. 10 is a schematic diagram of a desktop separated heat storage heating state according to the present invention;
FIG. 11 is a control circuit diagram of the present invention;
FIG. 12 is a schematic view of a U-shaped metal tube electric heating element according to the present invention;
FIG. 13 is a schematic view of a disc heater according to the present invention;
FIG. 14 is a schematic view of a disc heater K according to the present invention;
FIG. 15 is a schematic view of a disc-type tubular electric heating element according to the present invention;
FIG. 16 is a cross-sectional view of a disk-type tubular electric heating element according to the present invention;
FIG. 17 is a schematic view of a domed grid configuration of the present invention;
FIG. 18 is a side view of a desktop construction of the present invention;
FIG. 19 is a cross-sectional view of the bail of the present invention;
FIG. 20 is a schematic view of the structure of the hanging ring of the present invention;
description of reference numerals: 1. a desktop; 2. a heat-insulating layer; 3. a heat storage electric heating element; 4. a porcelain tube; 5. a disc type electric heater; 6. a steel pipe; 7. a heat accumulator; 8. a heat accumulator housing; 9. a housing; 10. a hoisting ring; 11. a skirt; 12. a caster wheel; 13. a domed grid; 14. a master switch; 15. a microcomputer time control switch; 16. a manual/automatic switching button; 17. a knob type temperature controller; 18-1, a power regulator socket; 18-2, a power regulator plug; 19. a first power regulator; 20. a direct heating electric heating element switch; 21. a gear switch; 22. a second power regulator; 23. a disc-like tubular electric heating element; 24. a metal aluminum disk; 25. a metal tube; 26. insulating filler; 27. a second alloy electrical heating element; 28. ceramic beads; 29. a nut; 30. a binding post; 31. a first alloy electrical heating element; 32. a first potentiometer; 32', a second potentiometer; 33. a transfer switch; 34. a socket; 35. a power plug; r, cooking utensils; w, a water heater; 1', a grid; 2', heat storage type bricks; 3', electric heating elements.
Detailed Description
As shown in fig. 1-20, a multifunctional heat-storage and direct-heating type heating and cooking stove comprises a shell 9, a skirt 11, a heat storage system and a direct-heating system, wherein the shell 9 is connected to the top surface of the skirt 11, and the heat storage system and the direct-heating system are arranged in the shell 9; the heat storage system comprises a heat insulation layer 2, a heat storage electric heating element 3 and a heat accumulator 7, wherein the heat storage electric heating element 3 is provided with a plurality of heat accumulation bodies 7 which are uniformly distributed in the heat accumulator 7 in a circumferential manner, a heat accumulator shell 8 is arranged on the periphery of each heat accumulator 7, the heat insulation layer 2 is arranged between the shell 9 and the heat accumulator shell 8, the heat storage electric heating element 3 is placed in a porcelain tube 4, the porcelain tube 4 is arranged in the heat accumulator 7, and a wiring terminal of the heat storage electric heating element 3 is positioned in a skirt 11; the direct heating system comprises a disc-type electric heater 5, the disc-type electric heater 5 comprises a disc-type tubular electric heating element 23 and a metal aluminum disc 24, the top of the disc-type tubular electric heating element 23 is arranged in the metal aluminum disc 24, a terminal of the disc-type tubular electric heating element 23 penetrates through a steel pipe 6 and then is positioned in the skirt 11, the steel pipe 6 is arranged in the heat accumulator 7, and the metal aluminum disc 24 is positioned above the heat accumulator 7. A dome grill 13 or a cooker R is placed above the disc type electric heater 5, as shown in fig. 17, the dome grill 13 is made of a metal plate, a strip-shaped spiral hole is formed on a hemispherical top surface to form an air flow passage, and the cooker R can be a kettle, an electric cooker or the like, and is placed on the metal aluminum disc 24 for transitional heat conduction to realize the functions of heating water or cooking. The bottom of skirt 11 is installed with truckle 12, truckle 12 specifically adopts the universal wheel, is convenient for this multi-functional stove's removal. As shown in fig. 2, 19 and 20, the shell 9 is provided with two hanging rings 10 on each surface at the periphery, eight hanging rings are provided in total, and the hanging rings 10 are assembled on the surface of the shell in an embedded mode for carrying.
As shown in fig. 9, the skirt 11 is provided with electrical components, and the electrical components include a main switch 14, a microcomputer time control switch 15, a manual/automatic switching button 16, a knob type temperature controller 17, a first power regulator 19, a direct heating electric heating element switch 20, a shift switch 21 and a power plug 35. The skirt 11 is specifically designed into a regular three-dimensional trapezoid and is formed by connecting steel plates; the main switch 14, the microcomputer time control switch 15, the manual/automatic switching button 16 and the knob type temperature controller 17 are installed on one inclined plane of the regular three-dimensional trapezoid, the power regulator socket 18-1, the first power regulator 19 and the direct heating electric heating element switch 20 are installed on the other inclined plane of the regular three-dimensional trapezoid, the gear switch 21 and the power plug 35 are respectively installed on the remaining two inclined planes of the regular three-dimensional trapezoid, the connection mode is a screw or a clamp, and the specific connection mode complies with the design requirements of connection of electrical elements. Because the skirt is the low temperature zone of the equipment, the electric heating element is slightly influenced by the temperature. Specifically, the shift switch 21 can directly control the ON and off of the heat storage electric heating element when the main switch 14 is in the ON state, so as to adjust the power.
As shown in fig. 18 and 8, the table top 1 further comprises a table top 1, the top end of the shell 9 is inserted into a central square hole of the table top 1, a second power regulator 22 and a second potentiometer 32 'are arranged on the table top 1, a power regulator plug 18-2 is connected to the other end of the connected second power regulator 22 and the second potentiometer 32', and the power regulator plug 18-2 is connected to the power regulator socket 18-1, so that the table top 1 is communicated with electrical components on the skirt 11.
the manufacturing process of the invention is as follows:
first, the thermal storage system is manufactured:
Firstly, manufacturing a model: the shell 9 is formed by welding steel plates, the heat insulation layer 2 is arranged on the inner side wall of the shell 9, then the heat accumulator shell 8 is arranged, and the heat accumulator shell 8 is a model. Before the charging, the heat accumulator case 8 is made into a state as shown in fig. 6 (heat accumulator 7 is removed), that is, the porcelain tube 4 and the steel tube 6 are previously charged into the heat accumulator case 8;
secondly, forming the heat accumulator, as shown in fig. 6 and 7, preparing heat accumulation material ingredients (according to components and particle sizes), pouring the heat accumulation material ingredients into the model in the first step after uniform mixing, stirring, adding auxiliary materials, uniform mixing and stirring, vibrating, eliminating dampness, curing and sintering; and finally, welding an upper cover plate of the packaging shell 9 to seal the heat accumulator 7.
Thirdly, assembling, as shown in fig. 4 and 5, installing three heat storage electric heating elements 3 and a disc type electric heater 5 in the peripheral porcelain tubes 4 and the central steel tube 6 respectively;
Fourthly, designing an insulating layer, as shown in figures 2 and 3,
determining a heat transfer chain: electric heating element-porcelain tube-heat accumulator-heat insulating layer-shell and air layer;
determining the thermal resistance distribution on the heat transfer chain, further determining the thermal resistance of the heat-insulating layer, and selecting a reasonable thickness according to conventional calculation;
the thermal insulation material with excellent thermal insulation performance is selected, the thermal conductivity coefficient is known, and the thickness of the thermal insulation layer, namely delta is determined to be lambda R according to the heat transfer law, wherein lambda is the thermal conductivity coefficient and has the unit of W/m.K, and R is the thermal resistance and has the unit of m 2 K/W.
fifthly, designing and manufacturing the heat storage electric heating elements 3, as shown in fig. 12, three groups of heat storage electric heating elements 3 are specifically arranged and are circumferentially and uniformly distributed. The heat storage electric heating element 3 is specifically designed into a U shape and comprises a metal tube 25 and a first alloy electric heating element 31, the first alloy electric heating element 31 is arranged in the metal tube 25, is fixed through an insulating material 26, and enables the first alloy electric heating element 31 to be insulated from the outside, two ends of the first alloy electric heating element 31 are welded on a binding post 30, a gasket and a nut 29 are connected on the external thread of the binding post 30 and used for connection and fastening, and the binding post 30 and the metal tube 25 are sealed and positioned through a porcelain bead 28.
sixthly, designing and manufacturing the disc type electric heater 5, wherein as shown in fig. 13-16, the disc type electric heater 5 is composed of a disc type tubular electric heating element 23 and an alloy aluminum disc 24, the disc type tubular electric heating element 23 is specifically provided with one disc type tubular electric heating element, the part positioned in the metal aluminum disc 24 is bent into a disc shape, and two connecting ends are arranged side by side and vertically extend downwards; the electric heating wire comprises a metal tube 25 and a second alloy electric heating element 27, wherein the second alloy electric heating element 27 is arranged in the metal tube 25 and is fixed by filling an insulating material 26, two ends of the second alloy electric heating element 27 are welded on a binding post 30, and a gasket and a nut 29 are connected on the external thread of the binding post 30 and are used for connection and fastening; the binding post 30 and the metal tube 25 are sealed and positioned through a porcelain bead 28.
As shown in fig. 13, the metal aluminum plate is cast with the plate-type tubular electric heating element 23, and is formed and machined into the regular shape shown in the figure by metal cutting.
seventhly, as shown in fig. 11, the first alloy electric heating element 31 on the heat storage electric heating element 3 has three phases, one end of the first alloy electric heating element is connected with a power supply N, the other end of the first alloy electric heating element 31 is connected with a power supply L through a gear switch 21, and the first alloy electric heating element is sequentially connected with a knob type temperature controller 17, a microcomputer time control switch 15, a socket 34 and a power plug 35 in series; the manual/automatic switching button 16 is connected with the microcomputer time control switch 15 in parallel; one end of a second alloy electric heating element 27 on the disc type tubular electric heating element 23 is connected with a power supply N, the other end of the second alloy electric heating element 27 is sequentially connected with a first power regulator 19 and a direct-heating electric heating element switch 20, and the other end of the direct-heating electric heating element switch 20 is connected with the inlet end of the socket 34; the first power regulator 19 is connected with a power regulator socket 18-1 and a first potentiometer 32, and a transfer switch 33 is arranged between the first potentiometer 32 and the power regulator socket 18-1.
As shown in fig. 8, the second power conditioner 22 is installed on the peripheral board of the table top 1, and when the power conditioner plug 27 is engaged with the power conditioner socket 18-1, the operation and control of the disc type tubular electric heating element 23 are performed through the second power conditioner 22; operation and control of the disc-type tubular electric heating element 23 is performed by the first power conditioner 19 when the power conditioner plug 27 is disengaged from the power conditioner socket 18.
Direct thermal power regulation principle:
the knob of the first power regulator 19 is rotated, the second potentiometer 32' works, the height of the potential is adjusted, and the power is adjusted. The changeover switch 33 is a normally closed switch, and when the desktop second power conditioner 22 is disconnected, the first power conditioner 19 operates normally, and when the second power conditioner 22 is connected, the changeover switch is connected to the second power conditioner 22, and the second power conditioner 22 performs an operation.
and step eight, walking and carrying, namely as shown in fig. 2, realizing walking movement by using the casters 12 at the bottom of the skirt, and realizing lifting and carrying by using the lifting rings 10 around the shell.
The operation and control of the invention are as follows:
The working principle and the specific operation mode of the invention are shown in figures 2 and 3:
As shown in fig. 2, the operation principle of heating operation is as follows:
heat storage and release: three heat accumulating type electric heating elements 3 which are uniformly distributed start to work and supply heat after being communicated with a power supply, so that a heat accumulator 7 heats and accumulates heat, the heat accumulation 7 starts to release heat after heat accumulation is finished, and heat release channels are four surfaces and top surfaces around. When the heat accumulator releases heat to the rated residual temperature, the electricity is electrified again to accumulate heat, and the operation flow is circularly carried out.
The heat transfer mode is as follows: the interior of the housing 8 is heat conductive and the exterior of the housing 8 is natural convection and radiation.
the heat conduction channel is a heat accumulating type electric heating element 3, a ceramic tube 4, a heat accumulator 7, a heat accumulator shell 8, a heat insulation layer 2 and a shell 9, namely, heat emitted by the heat accumulating type electric heating element 3 is conducted to indoor air after sequentially passing through the ceramic tube 4, the heat accumulator 7, the heat accumulator shell 8, the heat insulation layer 2 and the shell 9.
In the heating state, the dome grid 13 is arranged at the center position above the furnace body, and heat flow is released through the grid holes. The heating function time period can be provided with the table top as shown in figure 8, or can be separated from the table top as shown in figure 10, and the occupied space can be reduced after the heating function time period is separated from the table top 1.
When warm water type heating is carried out:
The round top grill 13 is removed, a water container for heating is placed, and cold water is heated into hot water, and the hot water flows along the pipe and exchanges temperature through the exchanger to release heat into the air, thereby performing a heating process.
And (3) heat flow slow release, namely adding a non-fixed heat insulation sealing cover on the top of the shell 8 to cover the top opening, wherein the heat is slowly released on the peripheral surface, and the heat insulation sealing cover is made of aluminum silicate ceramic fibers, has a small heat conductivity coefficient, has a density of about 0.33t/m 3, is circular and has a thickness of about 100 mm.
As shown in fig. 3, the operation principle of the kitchen is as follows:
First, the heat accumulating type electric heating element 3 can be in an operating state or a non-operating state.
The coiled tubular heating element 23 is then activated to heat the top aluminum metal dish 24, the cookware R is placed and cooking is spread out, with surface contact for heat transfer. In this case, the table top 1 is used for kitchen and also used as other articles, such as placing articles or directly turning to a dining table.
Hot (warm) water mode: the heat source of hot (warm) water can be heat storage or direct heat or heat storage and direct heat, and the specific mode depends on the actual needs. The water heater W is arranged on the metal aluminum plate 24 and contacts with the surface of the metal aluminum plate 24 to give heat.
The specific control method of the electrical components comprises the following steps:
heat storage process and heating: the gear switches 21 are used for controlling the on-off of the first electric heating element 31 of one phase, and the gear switches 21 can be used for increasing or decreasing the heating power to generate different heat input.
The time interval control is realized through the microcomputer time control switch 15, and the heat accumulation and the heat release are circulated according to the set time interval.
The process of kitchen use:
switching and power regulation is performed by the second power regulator 22, which is performed by the direct thermal electric heating element switch 20, the first power regulator 19, when the table top 1 is disconnected from the main equipment on the skirt 11.
a hot water mode:
the heat storage is used for heating hot water, and the heat storage and the heating are carried out in the heat storage period and the heating period.
The water is boiled, the first power conditioner 19 or the second power conditioner 22 is activated, and the power is adjusted.
other modes are as follows:
drying, ironing, eliminating dampness, heating, roasting, decocting and the like can be carried out under the conditions of heat storage and direct heating or the combination of the heat storage and the direct heating.
Manual/automatic adjustment:
a microcomputer full-automatic timing controller is arranged to control the pulse full-automatic heating and releasing time intervals, and a microcomputer time control switch 15 sets a time interval operation program. The non-microcomputer time interval is operated manually, and the manual/automatic switching button 16 is switched, so that the equipment can be operated in an automatic state and a manual state respectively.
The surface temperature of the equipment is set and controlled by a knob type temperature controller 17.
In conclusion, the multifunctional stove realizes the heat storage with direct heat by combining the heat storage system and the direct heat system, meets the urgent need of heating, realizes the direct heat with the heat storage, heats up and cooks, supplements and stores the heat with the waste heat of cooking, reduces the heat loss of cooking, and improves the application and the energy utilization rate of the multifunctional stove along with the two heats.
the above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (9)
1. the utility model provides a heat accumulation, directly-heated type warm multi-functional stove of cooking, includes casing (9) and skirt (11), casing (9) are connected on the top surface of skirt (11), its characterized in that: the heat storage system and the direct heating system are arranged in the shell (9);
the heat storage system comprises a heat insulation layer (2), a plurality of heat storage electric heating elements (3) and a heat accumulator (7), wherein the heat storage electric heating elements (3) are uniformly distributed in the heat accumulator (7) in a circumferential manner, a heat accumulator shell (8) is arranged on the periphery of the heat accumulator (7), the heat insulation layer (2) is arranged between the shell (9) and the heat accumulator shell (8), the heat storage electric heating elements (3) are placed in porcelain tubes (4), the porcelain tubes (4) are arranged in the heat accumulator (7), and wiring terminals of the heat storage electric heating elements (3) are positioned in a skirt (11);
The direct heating system comprises a disc type electric heater (5), the disc type electric heater (5) comprises a disc type tubular electric heating element (23) and a metal aluminum disc (24), the top of the disc type tubular electric heating element (23) is arranged in the metal aluminum disc (24), a terminal of the disc type tubular electric heating element (23) penetrates through a steel pipe (6) and then is positioned in a skirt (11), the steel pipe (6) is arranged in a heat accumulator (7), and the metal aluminum disc (24) is positioned above the heat accumulator (7);
The skirt (11) is provided with electrical elements, the electrical elements comprise a main switch (14), a microcomputer time control switch (15), a manual/automatic switching button (16), a knob type temperature controller (17), a first power regulator (19), a direct-heating electric heating element switch (20), a gear switch (21) and a power plug (35), one end of a first alloy electric heating element (31) on the heat storage electric heating element (3) is connected with a power supply (N), the other end of the first alloy electric heating element (31) is connected with a power supply (L) through the gear switch (21), and the knob type temperature controller (17), the microcomputer time control switch (15), a socket (34) and the power plug (35) are sequentially connected in series; the manual/automatic switching button (16) is connected with the microcomputer time control switch (15) in parallel; one end of a second alloy electric heating element (27) on the disc type tubular electric heating element (23) is connected with a power supply (N), the other end of the second alloy electric heating element (27) is sequentially connected with a first power regulator (19) and a direct-heating electric heating element switch (20), and the other end of the direct-heating electric heating element switch (20) is connected to the inlet end of the socket (34); the first power regulator (19) is connected with a power regulator socket (18-1) and a first potentiometer (32), and a transfer switch (33) is arranged between the first potentiometer (32) and the power regulator socket (18-1).
2. The heat-accumulating and directly-heating type heating and cooking multifunctional furnace as claimed in claim 1, wherein: the table top is characterized by further comprising a table top (1), the top end of the shell (9) is inserted into a center square hole of the table top (1), a second power regulator (22) and a second potentiometer (32 ') are arranged on the table top (1), a power regulator plug (18-2) is connected to the other end of the second power regulator (22) after being connected with the second potentiometer (32'), and the power regulator plug (18-2) is connected with the power regulator socket (18-1), so that electric elements on the table top (1) and the skirt (11) are communicated.
3. The heat-accumulating and directly-heating type heating and cooking multifunctional furnace as claimed in claim 1, wherein: a dome grid (13) or a cooker (R) is arranged above the disc-type electric heater (5).
4. The heat-accumulating and directly-heating type heating and cooking multifunctional furnace as claimed in claim 2, wherein: the second power regulator (22) is installed on the peripheral board of the table top (1), and when the power regulator plug (27) is jointed with the power regulator socket (18-1), the operation and control of the disc type tubular electric heating element (23) are executed through the second power regulator (22); operation and control of the disc-type tubular electric heating element (23) is performed by the first power conditioner (19) when the power conditioner plug (27) is disengaged from the power conditioner socket (18).
5. The heat-accumulating and directly-heating type heating and cooking multifunctional furnace as claimed in claim 1, wherein: the heat storage electric heating elements (3) are specifically provided with three groups.
6. the heat-accumulating, directly-heated heating and cooking multifunctional furnace as claimed in claim 5, wherein: the heat storage electric heating element (3) is designed into a U shape and comprises a metal tube (25) and a first alloy electric heating element (31), the first alloy electric heating element (31) is arranged in the metal tube (25) and is fixed by filling an insulating material (26), two ends of the first alloy electric heating element (31) are welded on a binding post (30), and a gasket and a nut (29) are connected on the external thread of the binding post (30); the binding post (30) and the metal tube (25) are sealed and positioned through a porcelain bead (28).
7. the heat-accumulating and directly-heating type heating and cooking multifunctional furnace as claimed in claim 1, wherein: the disc type tubular electric heating element (23) is specifically provided with one disc type tubular electric heating element, the part positioned in the metal aluminum disc (24) is bent into a disc shape, and two connecting ends are arranged side by side and vertically extend downwards; the electric heating wire comprises a metal tube (25) and a second alloy electric heating element (27), wherein the second alloy electric heating element (27) is arranged in the metal tube (25) and is fixed by filling an insulating material (26), two ends of the second alloy electric heating element (27) are welded on a binding post (30), and a gasket and a nut (29) are connected on external threads of the binding post (30); the binding post (30) and the metal tube (25) are sealed and positioned through a porcelain bead (28).
8. The heat-accumulating and directly-heating type heating and cooking multifunctional furnace as claimed in claim 1, wherein: the skirt (11) is specifically designed into a regular three-dimensional trapezoid and is formed by connecting steel plates; the main switch (14), the microcomputer time control switch (15), the manual/automatic switching button (16) and the knob type temperature controller (17) are arranged on one inclined plane of the regular three-dimensional trapezoid, the power regulator socket (18-1), the first power regulator (19) and the direct-heating electric heating element switch (20) are arranged on the other inclined plane of the regular three-dimensional trapezoid, and the gear switch (21) and the power plug (35) are respectively arranged on the remaining two inclined planes of the regular three-dimensional trapezoid.
9. the heat-accumulating, directly-heated heating and cooking multifunctional furnace as claimed in claim 8, wherein: the bottom of skirt (11) is installed truckle (12), truckle (12) specifically adopt the universal wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910924802.4A CN110553302B (en) | 2019-09-27 | Heat accumulating and direct heating type multifunctional stove for heating and cooking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910924802.4A CN110553302B (en) | 2019-09-27 | Heat accumulating and direct heating type multifunctional stove for heating and cooking |
Publications (2)
| Publication Number | Publication Date |
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| CN110553302A true CN110553302A (en) | 2019-12-10 |
| CN110553302B CN110553302B (en) | 2024-06-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017525A (en) * | 2019-05-23 | 2019-07-16 | 河北秦暖新能源科技有限公司 | A kind of accumulated electric heater of heat storage pouring molding |
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