CN103017207B - Heat-insulating energy-saving heating stove - Google Patents
Heat-insulating energy-saving heating stove Download PDFInfo
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- CN103017207B CN103017207B CN201210517751.1A CN201210517751A CN103017207B CN 103017207 B CN103017207 B CN 103017207B CN 201210517751 A CN201210517751 A CN 201210517751A CN 103017207 B CN103017207 B CN 103017207B
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Abstract
The invention provides a heat-insulating energy-saving heating stove, which comprises a stove body and a heat conducting medium layer which is arranged on the stove body. The heat conducting medium layer is provided with a water outlet and a water return port. A chimney is arranged on the stove body. A combustion chamber is additionally arranged in the hearth of the stove body. The combustion chamber comprises a columnar refractory layer and a water heating layer which is arranged at the external part of the columnar refractory layer. The water inlet port and the water outlet port of the water heating layer are respectively communicated with the heat conducting medium layer. Since the combustion chamber is arranged in the hearth, when the heating stove is in a dormant state at night, fuel which is slowly combusted in the combustion chamber can rapidly heat water in the water heating layer, the heated high-temperature water in the water heating layer continuously enters radiating equipment for radiating heat and the indoor temperature is always kept to be high at night; and moreover, the water heating layer can fully utilize the energy of the fuel which is slowly combusted and the utilization ratio of the energy is further improved.
Description
Technical field
The present invention relates to coal stove equipment, particularly relate to a kind of heat preservation energy-saving furnace.
Background technology
At present, the family expenses in most of rural area still use furnace to warm oneself, and furnace generally includes body of heater and is arranged on the heat-conducting medium layer on body of heater, stores heat-conducting medium (such as: water) in heat-conducting medium layer.Heat-conducting medium layer is provided with delivery port and water return outlet, delivery port is connected with the import of the radiator in family, water return outlet is connected with the outlet of radiator, heat-conducting medium layer can be enclosed on described body of heater or on the chimney of body of heater or to be enclosed on body of heater on chimney simultaneously, the burner hearth of body of heater holds the fuel such as coal cinder or firewood and burns, water in the high-temperature flue gas heating heat-conducting medium layer of the fuel generation of burning, the water of heating enters into radiator to carry out circulating to heat indoor temperature.When using furnace night, user adds a large amount of fuel usually in burner hearth, furnace is made to be in resting state, fuel in the process in burner hearth will gradually burned fall, and due to fuel smoulder, water in heating heat-conducting medium layer is lowered the temperature rapidly because can not get enough heats, and indoor temperature is decreased, and energy utilization rate is lower simultaneously to cause furnace heat insulation effect of the prior art difference.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of heat preservation energy-saving furnace, solves the furnace heat insulation effect of the prior art difference defect that energy utilization rate is lower simultaneously, realizes improving heat preservation energy-saving furnace heat-insulating property, improves energy utilization rate simultaneously.
Technical scheme provided by the invention is, a kind of heat preservation energy-saving furnace, comprise body of heater and be arranged on the heat-conducting medium layer on described body of heater, described heat-conducting medium layer is provided with delivery port and water return outlet, described body of heater is provided with chimney, also be provided with combustion chamber in the burner hearth of described body of heater, described combustion chamber comprises cylindricality flame retardant coating and is arranged on the hot water layer of described cylindricality flame retardant coating outside, and the water inlet port of described hot water layer is communicated with described heat-conducting medium layer respectively with water outlet port.
Heat preservation energy-saving furnace provided by the invention, by arranging combustion chamber in burner hearth, fuel burns with by cylindricality flame retardant coating Fast Heating hot water layer in a combustion chamber, and the high-temperature flue gas that combustion chamber exports heats the water in heat-conducting medium layer simultaneously, because hot water layer can be heated fast, the temperature improving the heat dissipation equipments such as room heater sheet fast can be realized, and the water in heat-conducting medium layer makes full use of the heat energy of high-temperature flue gas, can more effective raising heat preservation energy-saving furnace to the heat capacity of heat dissipation equipment, make full use of the heat energy of fuel, improve energy utilization rate, in addition, because combustion chamber is positioned at burner hearth inside, when night, furnace was in resting state, the fuel of smoulder in combustion chamber continues the water in Fast Heating hot water layer, the high-temperature water heated in hot water layer dispels the heat continuing to enter into heat dissipation equipment, thus guarantees that night, indoor temperature was in higher temperature all the time, simultaneously, hot water layer, by making full use of the ability of the fuel of smoulder, further improves energy utilization rate.
Further, described hot water layer is coil pipe, and described coil pipe is enclosed in outside described cylindricality flame retardant coating, and the water inlet port of described coil pipe is communicated with described heat-conducting medium layer respectively with water outlet port.
Further, described hot water layer is the many hot-water lines being attached to outside described cylindricality flame retardant coating, and the water inlet port of described hot-water line is communicated with described heat-conducting medium layer respectively with water outlet port.
Further, described hot water layer is boiler, and described boiler is trapped among outside described cylindricality flame retardant coating, and the water inlet port of described boiler is communicated with described heat-conducting medium layer respectively with water outlet port.
Further, the surrounding of described body of heater and described chimney is provided with described heat-conducting medium layer, described chimney offers described delivery port, described body of heater offers described water return outlet, the water inlet port sealing of described hot water layer to be inserted on the sidewall in described body of heater and to be communicated with described heat-conducting medium layer, and the water outlet port sealing of described hot water layer to be inserted on the sidewall in described chimney and to be positioned at described water outlet.
Further, described chimney offers multiple described delivery port, described hot water layer is provided with multiple water outlet port, is provided with described water outlet port in each described delivery port.
Further, the top being positioned at described combustion chamber in described body of heater is installed with dividing plate, and described dividing plate offers through hole, and described through hole is communicated with the upper port of described combustion chamber, described dividing plate is also provided with vaporizer, and described vaporizer is communicated with by the upper port of described through hole with described combustion chamber.
Further, the sidewall of described vaporizer is provided with opening, and the side described body of heater being positioned at described opening is provided with fire door to be opened/closed.
Further, described vaporizer and described combustion chamber are down funnel-shaped structure, and the upper port of described vaporizer is stamped upper cover, and the size of described combustion chamber upper port is less than the size of described vaporizer lower port.
Further, be provided with water trapping layer in described dividing plate, described water trapping layer is communicated with described heat-conducting medium layer, is also provided with at least one heating pipe in described burner hearth, and two ports of described heating pipe are communicated with described heat-conducting medium layer respectively.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the front view of heat preservation energy-saving furnace embodiment of the present invention;
Fig. 2 is the right view of heat preservation energy-saving furnace embodiment of the present invention;
Fig. 3 is the partial sectional view of heat preservation energy-saving furnace embodiment of the present invention;
Fig. 4 is the structural representation one of combustion chamber in heat preservation energy-saving furnace embodiment of the present invention;
Fig. 5 is the structural representation two of combustion chamber in heat preservation energy-saving furnace embodiment of the present invention.
Detailed description of the invention
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As Figure 1-Figure 5, the present embodiment heat preservation energy-saving furnace, the heat-conducting medium layer 2 comprising body of heater 1 and be arranged on body of heater 1, heat-conducting medium layer 2 is provided with delivery port 21 and water return outlet 22, body of heater 1 is provided with chimney 12, also be provided with combustion chamber 11 in the burner hearth 10 of body of heater 1, combustion chamber 11 comprises cylindricality flame retardant coating 112 and is arranged on the hot water layer 111 of cylindricality flame retardant coating 112 outside, and the water inlet port 1111 of hot water layer 111 is communicated with heat-conducting medium layer 2 respectively with water outlet port 1112.
Specifically, in the present embodiment heat preservation energy-saving furnace, the bottom of body of heater 1 is provided with fire grate 103, and the top of fire grate 103 is burner hearth 10, and the below of fire grate 103 is slag drawer 101.The fuel such as coal cinder or timber is held in combustion chamber 11 in the burner hearth 10 of body of heater 1, fuel is in the combustion process of combustion chamber 11, by the air in heating furnace 10, air in burner hearth 10 is by the water in heating heat-conducting medium layer 2, meanwhile, the water of hot water layer 111 will directly absorb the heat of fuel generation, the high temperature that in combustion chamber 11, fuel produces is by the water of the direct heat hot water layer 111 of cylindricality flame retardant coating 112, make the water of hot water layer 111 absorb rapidly heat become hot water and be transported in heat-conducting medium layer 2 by the water outlet port 1112 of hot water layer 111 and then enter into the heat dissipation equipment circulation coolings such as radiator, thus the water realizing rapid heat hot water layer 111 is with fast lifting indoor temperature, the water of hot water layer 111 will fully absorb the high heat energy of the burning generation of fuel, thus enable the present embodiment heat preservation energy-saving furnace make full use of the heat energy of fuel combustion generation, effectively reduce the coal consumption of the present embodiment heat preservation energy-saving furnace.In addition, when night, the present embodiment heat preservation energy-saving furnace was in resting state, the high temperature that the fuel of burning produces will continue the water of heat hot water layer 111, and hot water layer 111 outwards carries high-temperature-hot-water by continuing, alleviate the degree that night, indoor temperature reduced, realize the energy making full use of fuel; Meanwhile, combustion chamber 11 is arranged in burner hearth 10, body of heater 1 serves as the heat-insulation layer of combustion chamber 11, further can guarantee that the external temperature of combustion chamber 11 is higher, the minimizing heat energy of combustion chamber 11 and the external world of body of heater 1 carry out heat exchange, thus reduce the waste of night hours section fuel energy, combustion chamber 11 is in the burning that further can slow down fuel in higher environment temperature, makes the present embodiment heat preservation energy-saving furnace be in resting state and the time lengthening of putting out a fire does not occur.Wherein, the combustion chamber 11 in the present embodiment has various ways, specific as follows: as shown in Figure 3, and hot water layer 111 can be coil pipe, and coil pipe is enclosed in outside cylindricality flame retardant coating 112, and the water inlet port 1111 of coil pipe is communicated with heat-conducting medium layer 2 respectively with water outlet port 1112.As shown in Figure 4, hot water layer 111 can be the many hot-water lines be attached to outside cylindricality flame retardant coating 112, and the water inlet port 1111 of hot-water line is communicated with heat-conducting medium layer 2 respectively with water outlet port 1112.As shown in Figure 5, hot water layer 111 can be boiler, and boiler is trapped among outside cylindricality flame retardant coating 112, and the water inlet port 1111 of boiler is communicated with heat-conducting medium layer 2 respectively with water outlet port 1112.
Further, the surrounding of body of heater 1 and chimney 12 is provided with heat-conducting medium layer 2, chimney 11 offers delivery port 21, body of heater 1 offers water return outlet 22, the sidewall that water inlet port 1111 sealing of hot water layer 111 is inserted in body of heater 1 is communicated with heat-conducting medium layer 2, and water outlet port 1112 sealing of hot water layer 111 to be inserted on the sidewall in chimney 12 and to be positioned at delivery port 21 place.Concrete, high-temperature-hot-water in hot water layer 111 can directly enter into radiator by water outlet port 1112 and dispel the heat, and without the need to mixing with the water in heat-conducting medium layer 2, the high-temperature-hot-water that the water outlet port 1112 of hot water layer 111 exports can heat radiator fast, thus realizes improving indoor temperature fast; Simultaneously, in night hours section, the high-temperature-hot-water that the water outlet port 1112 of hot water layer 111 exports directly enters into radiator, can reduce water outlet port 1112 export high-temperature-hot-water and heat-conducting medium layer 2 in hydrothermal exchange and lower the temperature, the energy of the high-temperature-hot-water enabling radiator farthest utilize water outlet port 1112 to export.Preferably, chimney 12 can offer multiple delivery port 21, hot water layer 111 is provided with multiple water outlet port 1112, is provided with water outlet port 1112 in each delivery port 21.
Further, in fuel combustion process, unburned fuel at high temperature will produce the fuel gas such as carbon monoxide in burner hearth, directly discharged by chimney 12 in order to avoid fuel gas and slattern, the top being positioned at combustion chamber 11 in body of heater 1 in the present embodiment is installed with dividing plate 15, dividing plate 15 offers through hole 150, and through hole 150 is communicated with the upper port of combustion chamber 11, dividing plate 15 is also provided with vaporizer 13, and vaporizer 13 is communicated with the upper port of combustion chamber 11 by through hole 150.Concrete, burner hearth 10 is divided into upper and lower two parts by dividing plate 15, the fuel gas such as the carbon monoxide that in combustion chamber 11, fuel produces will be stored in vaporizer 13, fuel gas will in vaporizer 13 Thorough combustion, thus can air in more effective heating upper part burner hearth 10, the more effective energy that make use of fuel and have, is more conducive to the coal consumption reducing the present embodiment heat preservation energy-saving furnace.Wherein, the sidewall of vaporizer 13 is provided with opening 131, and side body of heater 1 being positioned at opening 131 is provided with fire door 102 to be opened/closed.The space formed by vaporizer 13 by opening 131 is communicated with burner hearth 10, can be incorporated in combustion chamber 11 by opening 131, to control the burning velocity of fuel on the one hand by air; The high-temperature flue gas produced after burning in vaporizer 13 is transported to the heat-conducting medium layer 2 in the burner hearth 10 on top and then on heating furnace body 1 by opening 131 on the other hand; Further, easily fuel can be sent in combustion chamber 11 by opening 131 by opening fire door 102, thus be user-friendly to.Preferably, in order to more effectively collect the fuel gas that combustion chamber 11 produces, vaporizer 13 and combustion chamber 11 are down funnel-shaped structure, and the upper port of vaporizer 13 is stamped upper cover 132, and the size of combustion chamber 11 upper port is less than the size of vaporizer 13 lower port.Concrete, by combustion chamber 11 is set to the structure that upper port is less and lower port is larger, effectively by combustion chamber 11, fuel gas can be gathered in the top of combustion chamber 11, thus fuel gas is burnt in vaporizer 13.The size of combustion chamber 11 upper port in the present embodiment is less than the size of vaporizer 13 lower port, thus is more conducive to fuel gas in the gathering burning of vaporizer 13 top.Fuel gas Thorough combustion in vaporizer 13 can be made by arranging upper cover 132 in the upper port of vaporizer 13, reduce fuel gas and directly discharge from chimney 12.
Further again, water trapping layer 151 is provided with in dividing plate 15 in the present embodiment, water trapping layer 151 is communicated with heat-conducting medium layer 2, can also be provided with at least one heating pipe 14 in burner hearth 10, two ports of heating pipe 14 to seal respectively on the sidewall that is inserted in body of heater 1 and are communicated with heat-conducting medium layer 2.Concrete, water in water trapping layer 151 can be rapidly heated and be transported in heat-conducting medium layer 2, and the hot-air in burner hearth 10 can heat the water in heating pipe 14 more efficiently, thus be more conducive to the efficiency of heating surface improving the present embodiment heat preservation energy-saving furnace.Wherein, the upper port of heating pipe 14 can directly be communicated with heat-conducting medium layer 2, and the lower port of heating pipe 14 can be communicated with to be communicated with heat-conducting medium layer 2 by water trapping layer 151 with water trapping layer 151, thus facilitates the assembling of heating pipe 14.In addition, the chimney 12 in the present embodiment can offer multiple delivery port 21, thus meet the demand of different heating amount, realize connecting multiple heat dissipation equipment on the present embodiment heat preservation energy-saving furnace.
The present embodiment heat preservation energy-saving furnace, by arranging combustion chamber in burner hearth, fuel burns with by cylindricality flame retardant coating Fast Heating hot water layer in a combustion chamber, and the high-temperature flue gas that combustion chamber exports heats the water in heat-conducting medium layer simultaneously, because hot water layer can be heated fast, the temperature improving the heat dissipation equipments such as room heater sheet fast can be realized, and the water in heat-conducting medium layer makes full use of the heat energy of high-temperature flue gas, can more effective raising heat preservation energy-saving furnace to the heat capacity of heat dissipation equipment, make full use of the heat energy of fuel, improve energy utilization rate, in addition, because combustion chamber is positioned at burner hearth inside, when night, furnace was in resting state, the fuel of smoulder in combustion chamber continues the water in Fast Heating hot water layer, the high-temperature water heated in hot water layer dispels the heat continuing to enter into heat dissipation equipment, thus guarantees that night, indoor temperature was in higher temperature all the time, simultaneously, hot water layer, by making full use of the ability of the fuel of smoulder, further improves energy utilization rate.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (9)
1. a heat preservation energy-saving furnace, comprise body of heater and be arranged on the heat-conducting medium layer on described body of heater, described heat-conducting medium layer is provided with delivery port and water return outlet, described body of heater is provided with chimney it is characterized in that, also combustion chamber is provided with in the burner hearth of described body of heater, described combustion chamber comprises cylindricality flame retardant coating and is arranged on the hot water layer of described cylindricality flame retardant coating outside, and the water inlet port of described hot water layer is communicated with described heat-conducting medium layer respectively with water outlet port; The top being positioned at described combustion chamber in described body of heater is installed with dividing plate, described dividing plate offers through hole, described through hole is communicated with the upper port of described combustion chamber, and described dividing plate is also provided with vaporizer, and described vaporizer is communicated with by the upper port of described through hole with described combustion chamber; The bottom of described body of heater is provided with fire grate, and the top of described fire grate is described burner hearth, and the below of described fire grate is slag drawer.
2. heat preservation energy-saving furnace according to claim 1, is characterized in that, described hot water layer is coil pipe, and described coil pipe is enclosed in outside described cylindricality flame retardant coating, and the water inlet port of described coil pipe is communicated with described heat-conducting medium layer respectively with water outlet port.
3. heat preservation energy-saving furnace according to claim 1, is characterized in that, described hot water layer is the many hot-water lines being attached to outside described cylindricality flame retardant coating, and the water inlet port of described hot-water line is communicated with described heat-conducting medium layer respectively with water outlet port.
4. heat preservation energy-saving furnace according to claim 1, is characterized in that, described hot water layer is boiler, and described boiler is trapped among outside described cylindricality flame retardant coating, and the water inlet port of described boiler is communicated with described heat-conducting medium layer respectively with water outlet port.
5. according to the arbitrary described heat preservation energy-saving furnace of claim 1-4, it is characterized in that, the surrounding of described body of heater and described chimney is provided with described heat-conducting medium layer, described chimney offers described delivery port, described body of heater offers described water return outlet, the water inlet port sealing of described hot water layer to be inserted on the sidewall in described body of heater and to be communicated with described heat-conducting medium layer, and the water outlet port sealing of described hot water layer to be inserted on the sidewall in described chimney and to be positioned at described water outlet.
6. heat preservation energy-saving furnace according to claim 5, is characterized in that, described chimney offers multiple described delivery port, and described hot water layer is provided with multiple water outlet port, is provided with described water outlet port in each described delivery port.
7. heat preservation energy-saving furnace according to claim 1, is characterized in that, the sidewall of described vaporizer is provided with opening, and the side described body of heater being positioned at described opening is provided with fire door to be opened/closed.
8. heat preservation energy-saving furnace according to claim 1, it is characterized in that, described vaporizer and described combustion chamber are down funnel-shaped structure, and the upper port of described vaporizer is stamped upper cover, and the size of described combustion chamber upper port is less than the size of described vaporizer lower port.
9. the heat preservation energy-saving furnace according to claim 7 or 8, it is characterized in that, water trapping layer is provided with in described dividing plate, described water trapping layer is communicated with described heat-conducting medium layer, also be provided with at least one heating pipe in described burner hearth, two ports of described heating pipe are communicated with described heat-conducting medium layer respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210517751.1A CN103017207B (en) | 2012-03-02 | 2012-11-23 | Heat-insulating energy-saving heating stove |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100636925A CN102563709A (en) | 2012-03-02 | 2012-03-02 | Automatic temperature control coal heating furnace |
| CN2012100636925 | 2012-03-02 | ||
| CN201210063692.5 | 2012-03-02 | ||
| CN201210517751.1A CN103017207B (en) | 2012-03-02 | 2012-11-23 | Heat-insulating energy-saving heating stove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103017207A CN103017207A (en) | 2013-04-03 |
| CN103017207B true CN103017207B (en) | 2015-03-11 |
Family
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100636925A Pending CN102563709A (en) | 2012-03-02 | 2012-03-02 | Automatic temperature control coal heating furnace |
| CN 201220723755 Expired - Fee Related CN202927887U (en) | 2012-03-02 | 2012-11-23 | Insulation energy saving furnace |
| CN201210517751.1A Expired - Fee Related CN103017207B (en) | 2012-03-02 | 2012-11-23 | Heat-insulating energy-saving heating stove |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100636925A Pending CN102563709A (en) | 2012-03-02 | 2012-03-02 | Automatic temperature control coal heating furnace |
| CN 201220723755 Expired - Fee Related CN202927887U (en) | 2012-03-02 | 2012-11-23 | Insulation energy saving furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN102563709A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563709A (en) * | 2012-03-02 | 2012-07-11 | 袁以奎 | Automatic temperature control coal heating furnace |
| CN107616716A (en) * | 2016-07-13 | 2018-01-23 | 李健 | A kind of air door regulating mechanism and rotisserie device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2930770A1 (en) * | 1979-07-28 | 1981-02-19 | Ferdinand Klute | Open hearth heat recuperating structure - has water circulating tubes between grate and chimney with headers top and bottom |
| CH644439A5 (en) * | 1982-01-15 | 1984-07-31 | Rossini Christophe Raphael | Heat recuperation device for fireplace |
| CN1512104A (en) * | 2002-12-31 | 2004-07-14 | 李承韩 | Shaped coal water heating boiler |
| CN201000096Y (en) * | 2007-01-19 | 2008-01-02 | 田占国 | Multifunctional high performance gasification boiler |
| CN101532682A (en) * | 2008-01-22 | 2009-09-16 | 北京科技桥科贸有限公司 | Multifunctional direct-fired biomass superconducting gasifier |
| CN201521991U (en) * | 2009-11-10 | 2010-07-07 | 李斌 | Down-draft vaporizing heating furnace |
| CN201954587U (en) * | 2010-11-26 | 2011-08-31 | 朱武 | Civil energy-saving furnace |
| CN202927887U (en) * | 2012-03-02 | 2013-05-08 | 袁旭东 | Insulation energy saving furnace |
-
2012
- 2012-03-02 CN CN2012100636925A patent/CN102563709A/en active Pending
- 2012-11-23 CN CN 201220723755 patent/CN202927887U/en not_active Expired - Fee Related
- 2012-11-23 CN CN201210517751.1A patent/CN103017207B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2930770A1 (en) * | 1979-07-28 | 1981-02-19 | Ferdinand Klute | Open hearth heat recuperating structure - has water circulating tubes between grate and chimney with headers top and bottom |
| CH644439A5 (en) * | 1982-01-15 | 1984-07-31 | Rossini Christophe Raphael | Heat recuperation device for fireplace |
| CN1512104A (en) * | 2002-12-31 | 2004-07-14 | 李承韩 | Shaped coal water heating boiler |
| CN201000096Y (en) * | 2007-01-19 | 2008-01-02 | 田占国 | Multifunctional high performance gasification boiler |
| CN101532682A (en) * | 2008-01-22 | 2009-09-16 | 北京科技桥科贸有限公司 | Multifunctional direct-fired biomass superconducting gasifier |
| CN201521991U (en) * | 2009-11-10 | 2010-07-07 | 李斌 | Down-draft vaporizing heating furnace |
| CN201954587U (en) * | 2010-11-26 | 2011-08-31 | 朱武 | Civil energy-saving furnace |
| CN202927887U (en) * | 2012-03-02 | 2013-05-08 | 袁旭东 | Insulation energy saving furnace |
Also Published As
| Publication number | Publication date |
|---|---|
| CN202927887U (en) | 2013-05-08 |
| CN103017207A (en) | 2013-04-03 |
| CN102563709A (en) | 2012-07-11 |
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Granted publication date: 20150311 Termination date: 20171123 |