CN101915432A - Heat exchange type energy saving environmental protection oven and heat exchange method - Google Patents

Heat exchange type energy saving environmental protection oven and heat exchange method Download PDF

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Publication number
CN101915432A
CN101915432A CN201010274091XA CN201010274091A CN101915432A CN 101915432 A CN101915432 A CN 101915432A CN 201010274091X A CN201010274091X A CN 201010274091XA CN 201010274091 A CN201010274091 A CN 201010274091A CN 101915432 A CN101915432 A CN 101915432A
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CN
China
Prior art keywords
heat
oven
flue gas
heat exchange
heat exchanger
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CN201010274091XA
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Chinese (zh)
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CN101915432B (en
Inventor
黄梦青
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杭州帕沃节能设备有限公司
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Priority to CN201010274091XA priority Critical patent/CN101915432B/en
Publication of CN101915432A publication Critical patent/CN101915432A/en
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Publication of CN101915432B publication Critical patent/CN101915432B/en

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

Abstract

The invention relates to a heat exchange type energy saving environmental protection oven and a heat exchange method, which can be used for recycling the residual heat caused by combustion of a gas oven, saving energy and reducing discharge really. The oven comprises an oven body, wherein the oven body is in a shape of L; the vertical part of the L-shaped oven body is a heat exchanger of a oven wall; the horizontal part of the L-shaped oven body is an oven platform which is provided with a circular combustion barrel; the upper half part of the circular combustion barrel is provided with a smoke circulation pipe, the lower half part is provided with a heated air circulation pipe, heated combustion air enters the upper half part through an air hole in the middle of the circular combustion barrel; the smoke circulation pipe and an inlet are communicated with a cavity of the circular combustion barrel through hot smoke diversion collection ports; and an outlet penetrates through the heat exchanger of the oven wall and is positioned at the upper end of the heat exchanger of the oven wall. The oven has the advantages of saving fuel quantity by about 40%, supplying about 10 L of hot water of 40 DEG C to 50 DEG C at the same time of finishing cooking normally, greatly reducing air temperature of a kitchen, improving the operating environment of the kitchen, and creating a better living environment.

Description

Heat exchange type energy saving environmental protection oven and heat-exchange method
Technical field
The present invention relates to a kind of waste heat heat recovery and utilization that gas stove can either be burnt, can accomplish the heat exchange type energy saving environmental protection oven and the heat-exchange method of real energy-saving and emission-reduction again, belong to cooking stove and make the field.
Background technology
The combustion parts of the gas stove in family and dining room is open type basically at present, the heat energy that combustion gas produces when burning, the bottom of a pan has approximately only absorbed 30%-40%, the heat energy of remaining 70%-60% distributes in the kitchen with flue gas, not only cause outside the waste of the energy, and the high temperature that flue gas distributes also is the main cause that causes work under bad environment.
At present, " integrated environment-friendly stove " sold on the market is on structural design, what emphasize is how oil smoke and flue gas are siphoned away, and in order to accomplish this point, has strengthened the pumping power of integrated environment-friendly stove on the contrary, ignore the recovery and reuse of waste heat at all, do not accomplished real energy-saving and emission-reduction.
Summary of the invention
Purpose of design: avoid the weak point in the background technology, design a kind of waste heat heat recovery and utilization that gas stove can either be burnt, can accomplish the heat exchange type energy saving environmental protection oven and the heat-exchange method of real energy-saving and emission-reduction again.
Design: in order to realize above-mentioned purpose of design.1, the design of new and effective heat exchange type energy saving environmental protection oven, be that gas-cooker the time is distributed flue gas heat in air in kitchen in burning, mode with the water conservancy diversion heat exchange, discharge again after collecting heat exchange combustion air and water, can accomplish energy-saving and emission-reduction, low-carbon (LC) life to the heat energy recycle of the 70%-60% of waste.2, new and effective heat exchange type energy saving environmental protection oven is the combustion parts that present gas-cooker is commonly used, be positioned in the combustion chamber of a sealing, the position up and down of combustion chamber is provided with flue gas and heating air, circular frying pan is directly placed (utensils such as pressure cooker, teapot are established closed support in addition) on the stove tube, expose 1/3 pot of body (more than the shank), when guaranteeing pot body heating surface area, played the function of capping again, hot flue gas guiding flue gas after the burning is collected heat exchanger tube, and heat exchange is discharged at lower temperature behind combustion air and water.Heat exchanging part is to utilize the quick heat exchange function of high-efficiency thermal storage plug-in unit and heat radiation hardening agent, finishes the heat transfer process of hot flue gas to fresh combustion air and running water in short-range stainless steel tube, is thrown into the smoke exhaust ventilator import near normal temperature at last.Table and wall at cooking stove are settled water tank respectively, absorb the waste heat behind the fresh combustion air of heat exchange on the fume pipe, and flue-gas temperature is reduced to the normal temperature discharging and provided hot water to use.
According to the height of furnace wall, the smoke exhaust pipe outlet is arranged on the top, furnace wall, utilize the suction of the drop generation of smoke exhaust pipe outlet and air intlet, the heat that produces during with burning is introduced heat-exchange system, no longer consumes other energy and equipment.
Technical scheme 1: heat exchange type energy saving environmental protection oven, it comprises body of heater, closed chamber in the described body of heater is built-in with combustion head, hot flue gas guiding flue gas after the burning is collected heat exchanger, heat exchanger is built-in with high-efficiency thermal storage plug-in unit and heat radiation hardening agent, in short-range stainless steel tube, finish the heat transfer process of hot flue gas, discharge near normal temperature at last fresh combustion air and running water.
Technical scheme 2: the heat-exchange method of heat exchange type energy saving environmental protection oven, it is characterized in that: the combustion parts that present gas-cooker is commonly used, be positioned in the combustion chamber of a sealing, the position up and down of combustion chamber is provided with flue gas and adds the circulation canal of hot-air, directly place circular frying pan on the stove tube and expose a pot body, this circle frying pan has played the function of capping again when guaranteeing pot body heating surface area, hot flue gas after burning guiding flue gas is collected heat exchanger, and heat exchange discharged at lower temperature and exhaust temperature behind combustion air and water approach normal temperature.
The present invention compares with background technology, and the one, can save the firing rate about 40%; The 2nd, normally finish fire food in, 40 ℃-60 ℃ hot water also can be provided about 10L; The 3rd, the exhanst gas outlet temperature is reduced to the normal temperature discharging, and the air themperature when greatly reducing kitchen work has been improved the kitchen operation environment, creates better life (work) environment.
Description of drawings
Fig. 1 is the main TV structure schematic diagram of heat exchange type energy saving environmental protection oven.
Fig. 2 is the side-looking structural representation of Fig. 1.
Fig. 3 is the plan structure schematic diagram of Fig. 1.
The specific embodiment
Embodiment 1: with reference to accompanying drawing 1-3.Heat exchange type energy saving environmental protection oven, it comprises body of heater, closed chamber 2 in the described body of heater is built-in with combustion head, hot flue gas guiding flue gas after the burning is collected heat exchanger 7, heat exchanger 7 is built-in with high-efficiency thermal storage plug-in unit and heat radiation hardening agent, in short-range stainless steel tube, finish the heat transfer process of hot flue gas, discharge near normal temperature at last fresh combustion air and running water.
Described heat exchanger 7 is made up of flue gas recirculation pipe 4 and 6, heating air 5, high-efficiency thermal storage plug-in unit, the high-efficiency thermal storage plug-in unit is positioned at flue gas recirculation pipe 4 and 6, flue gas recirculation passage 4 and 6 is positioned at the top of combustion chamber 2, the circulation canal 5 that adds hot-air is positioned at 2 bottoms, combustion chamber, combustion air after the heating enters the first half by the pore in the middle of the combustion chamber 2, frying pan directly places on the burner port, and flue gas recirculation pipe 4 and 6 imports communicate, export by hot flue gas water conservancy diversion collection mouth 3 and combustion chamber 2 is 7 outlets of furnace wall heat exchanger.The high-efficiency thermal storage plug-in unit that is positioned at heat exchanger adopts the spiral solid to wear and nets the knotting moulding and form cellular high-efficiency thermal storage steel wire nest.Steel wire strip adoption high temperature resistant stainless steel making in the described cellular high-efficiency thermal storage steel wire nest is made up the interior back of the heat exchanger shell of packing into and is sprayed heat radiation hardening agent layer on its surface.
Embodiment 2: on the basis of embodiment 1, described body of heater is the L type, and the vertical portion of L type body of heater is divided into furnace wall heat exchanger 7, and the horizontal component of L type body of heater is a table, and table is provided with (circle) combustion chamber 2.Described table is provided with 1 or 1 with upper combustion chamber 2.Described combustion chamber 2 is collected mouthfuls 3 by burner 8, heat radiation interlayer, hot flue gas water conservancy diversion and is constituted, and the heat radiation interlayer is positioned on the inwall of combustion chamber 2, and burner 8 is positioned in the middle of the combustion chamber 2, and hot flue gas water conservancy diversion is collected mouthfuls 3 and communicated with 2 chambeies, combustion chamber.
Embodiment 3: on the basis of embodiment 1, described table is equipped with heat storage water tank, absorbs the heat of in water tank flue gas recirculation pipe 4 and 6.
Specifically, table is provided with 2 circular combustion barrels, and the height behind placement frying pan 1 or other cooker is identical with common stove and accessory, except gauge, all the other appearance and sizes are almost consistent, and middle placing burning system and water tank, preceding facade are provided with action button and temperature control display screen;
The furnace wall positioned vertical is in the rear end of table, and bosom is provided with water tank and flue, about be provided with locker etc.;
If make integral cabinet, the bottom of table is otherwise designed again.
Combustion system is a semiclosed upright cartridge, and Lower Half is an induction part, and the combustion air after the heating enters the first half by the pore in the middle of the upright tube, and the first half is a combustion parts, is made up of burner, heat radiation interlayer, hot flue gas flow-guiding mouth and the kitchen sink;
Heat exchanging part is made up of flue gas mozzle, airflow duct, high-efficiency thermal storage plug-in unit;
Heat reservoir is made up of 2 water tanks, is positioned over respectively among table (5L) and furnace wall (7L), absorbs the heat of flue gas mozzle in the water tank;
Temperature control system is made up of temperature sensor, display screen and water temperature safety valve, monitors the temperature of burner hearth, water tank, exhaust opening respectively, if the combined cabinet form, can also show the temperature of dried disinfecting cabinet.
After the cooking stove igniting pan 1 is placed on the combustion barrel 2;
Combustion gas is through burner 8 burning heating pans, and hot flue gas is collected mouth 3 by the combustion barrel flue gas and entered flue gas recirculation pipe 4; Hot-air enters combustion barrel 2 and combustion gas multifuel combustion in the heating air 5;
Through the hot flue gas of temperature is still arranged after the heat exchange, enter water tank 7 through flue gas recirculation pipe 6, surplus temperature heat exchange is discharged behind water.
Embodiment 4: on the basis of the foregoing description, the heat-exchange method of heat exchange type energy saving environmental protection oven, the combustion parts that present gas-cooker is commonly used, be positioned in the combustion chamber of a sealing, the position up and down of combustion chamber is provided with flue gas and adds the circulation canal of hot-air, directly place circular frying pan on the stove tube and expose a pot body, this circle frying pan has played the function of capping again when guaranteeing pot body heating surface area, hot flue gas after burning guiding flue gas is collected heat exchanger, and heat exchange discharged at lower temperature and exhaust temperature behind combustion air and water approach normal temperature.Described heat exchanger setting is the height according to the furnace wall, and heat exchanger exit is arranged on the top, furnace wall, utilizes the suction of the drop generation of heat exchanger exit and air intlet, and the heat that produces during with burning is introduced heat-exchange system, no longer consumes other energy and equipment.
What need understand is: though the foregoing description is to the mentality of designing of the present invention detailed text description of contrasting; but these text descriptions; just the simple text of mentality of designing of the present invention is described; rather than to the restriction of mentality of designing of the present invention; any combination, increase or modification that does not exceed mentality of designing of the present invention all falls within the scope of protection of the present invention.

Claims (10)

1. heat exchange type energy saving environmental protection oven, it comprises body of heater, it is characterized in that: the closed chamber in the described body of heater is built-in with combustion head, hot flue gas guiding flue gas after the burning is collected heat exchanger, heat exchanger is built-in with high-efficiency thermal storage plug-in unit and heat radiation hardening agent, in short-range stainless steel tube, finish the heat transfer process of hot flue gas, discharge near normal temperature at last fresh combustion air and running water.
2. heat exchange type energy saving environmental protection oven according to claim 1, it is characterized in that: described heat exchanger is made up of flue gas recirculation pipe, heating air, high-efficiency thermal storage plug-in unit, the high-efficiency thermal storage plug-in unit is positioned at the flue gas recirculation pipe, the flue gas recirculation passage is positioned at the top of combustion chamber, the circulation canal that adds hot-air is positioned at the bottom, combustion chamber, combustion air after the heating enters the first half by the pore in the middle of the combustion chamber, frying pan directly places on the burner port, and the import of flue gas recirculation pipe communicates with the combustion chamber, exports by hot flue gas water conservancy diversion collection mouth is the furnace wall heat exchanger exit.
3. heat exchange type energy saving environmental protection oven according to claim 1 and 2 is characterized in that: the high-efficiency thermal storage plug-in unit that is positioned at heat exchanger adopts the spiral solid to wear and nets the knotting moulding and form cellular high-efficiency thermal storage steel wire nest.
4. heat exchange type energy saving environmental protection oven according to claim 3 is characterized in that: the steel wire strip adoption high temperature resistant stainless steel making in the described cellular high-efficiency thermal storage steel wire nest, and make up the interior back of the heat exchanger shell of packing into and spray heat radiation hardening agent layer on its surface.
5. heat exchange type energy saving environmental protection oven according to claim 1 is characterized in that: described body of heater is the L type, and the vertical portion of L type body of heater is divided into the furnace wall heat exchanger, and the horizontal component of L type body of heater is a table, and table is provided with circular chamber.
6. heat exchange type energy saving environmental protection oven according to claim 1 or 5, it is characterized in that: described combustion chamber is collected mouth by burner, heat radiation interlayer, hot flue gas water conservancy diversion and is constituted, the heat radiation interlayer is positioned on the inwall of combustion chamber, burner is positioned in the middle of the combustion chamber, and hot flue gas water conservancy diversion is collected mouth and communicated with the burning chamber.
7. heat exchange type energy saving environmental protection oven according to claim 1 is characterized in that: described table is provided with 1 or 1 with upper combustion chamber.
8. heat exchange type energy saving environmental protection oven according to claim 1 is characterized in that: described table is equipped with heat storage water tank, absorbs the heat of flue gas recirculation pipe in the water tank.
9. the heat-exchange method of a heat exchange type energy saving environmental protection oven, it is characterized in that: the combustion parts that present gas-cooker is commonly used, be positioned in the combustion chamber of a sealing, the position up and down of combustion chamber is provided with flue gas and adds the circulation canal of hot-air, directly place circular frying pan on the stove tube and expose a pot body, this circle frying pan has played the function of capping again when guaranteeing pot body heating surface area, hot flue gas after burning guiding flue gas is collected heat exchanger, and heat exchange discharged at lower temperature and exhaust temperature behind combustion air and water approach normal temperature.
10. the heat-exchange method of heat exchange type energy saving environmental protection oven according to claim 9, it is characterized in that: described heat exchanger setting is the height according to the furnace wall, heat exchanger exit is arranged on the top, furnace wall, utilize the suction of the drop generation of heat exchanger exit and air intlet, the heat that produces during with burning is introduced heat-exchange system, no longer consumes other energy and equipment.
CN201010274091XA 2010-09-02 2010-09-02 Heat exchange type energy saving environmental protection oven and heat exchange method CN101915432B (en)

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Application Number Priority Date Filing Date Title
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CN101915432B CN101915432B (en) 2012-05-30

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104154577A (en) * 2014-08-06 2014-11-19 合肥顺昌分布式能源综合应用技术有限公司 Energy-saving and environment-friendly fuel gas large cooking stove
CN111802912A (en) * 2020-05-26 2020-10-23 浙江大学 Energy-saving kettle

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1693761A (en) * 2005-05-24 2005-11-09 李荣江 Combined heat storage and heating stove and its operating method
CN1804469A (en) * 2005-08-05 2006-07-19 胡国强 Highly effective energy-saving stove for stir-frying Chinese dish
CN101482276A (en) * 2008-01-11 2009-07-15 胡国强 Production method of cooking stove
CN101634463A (en) * 2008-07-22 2010-01-27 马若腾 Civil gas stove
CN202032636U (en) * 2010-09-02 2011-11-09 杭州帕沃节能设备有限公司 Heat-exchange type energy-saving environment-friendly cooking stove

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1693761A (en) * 2005-05-24 2005-11-09 李荣江 Combined heat storage and heating stove and its operating method
CN1804469A (en) * 2005-08-05 2006-07-19 胡国强 Highly effective energy-saving stove for stir-frying Chinese dish
CN101482276A (en) * 2008-01-11 2009-07-15 胡国强 Production method of cooking stove
CN101634463A (en) * 2008-07-22 2010-01-27 马若腾 Civil gas stove
CN202032636U (en) * 2010-09-02 2011-11-09 杭州帕沃节能设备有限公司 Heat-exchange type energy-saving environment-friendly cooking stove

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104154577A (en) * 2014-08-06 2014-11-19 合肥顺昌分布式能源综合应用技术有限公司 Energy-saving and environment-friendly fuel gas large cooking stove
CN111802912A (en) * 2020-05-26 2020-10-23 浙江大学 Energy-saving kettle

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