CN201662091U - High-efficiency, low-emission, firewood-saving and coal-saving furnace - Google Patents
High-efficiency, low-emission, firewood-saving and coal-saving furnace Download PDFInfo
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- CN201662091U CN201662091U CN2010201533212U CN201020153321U CN201662091U CN 201662091 U CN201662091 U CN 201662091U CN 2010201533212 U CN2010201533212 U CN 2010201533212U CN 201020153321 U CN201020153321 U CN 201020153321U CN 201662091 U CN201662091 U CN 201662091U
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Abstract
The utility model discloses a high-efficiency, low-emission, firewood-saving and coal-saving furnace. The furnace is characterized in that a furnace end panel, a furnace drum and a pedestal are connected into a whole through bolts; the front surface of the furnace drum is provided with a furnace mouth through hole corresponding to a feeding cabin, the side face of the furnace drum is provided with an air inlet duct and the lower part of the furnace drum is provided with a furnace core supporting flange disc; a push-pull type fire grate and a fire grate positioning device are arranged below a supporting disk, and a prefabricated furnace core is arranged above the supporting disk; the upper end of the furnace core is provided with a combustion supporting device; the upper end of the combustion supporting device is provided with an annular cover; the furnace drum is partitioned into an upper heat exchange chamber and a lower annular air supply chamber by the annular cover; and the annular air supply chamber is communicated with the air inlet duct and an air inlet hole. The furnace has the advantages of simple manufacturing, high practicability, convenient implementation and use and simple maintenance. Meanwhile, the combustion supporting device can disturb the air flow in the furnace core and completely combust the fuel, has high combustion thermal efficiency, reduces the pollution to environment by flue gas emission and has a positive effect on biological environment protection and energy conservation.
Description
Technical field
The utility model relates to a kind of stove and accessory, and particularly a kind of fuel that can make reaches the wide efficient low-discharging firewood-saving and coal-saving stove of abundant combustion efficiency use fuel, is adapted to life in the countryside with energy, belongs to energy-conservation and the stove and accessory technical field.
Background technology
Since the dawn of human civilization, life in the countryside be stove, kitchen range and a heatable brick bed with energy equipment substantially.Along with Development of Human Civilization, people's living standard improves day by day, when general flat use liquefied gas of city dweller and coal gas.And the main life that remains peasant's cooking heating at China's remote mountain areas cooking stove is with can equipment, these equipment, and it is low that simple and crude, heat is imitated, and has a lot of shortcomings in use, as burn bavin chaotic state in which corrupt practices prevail, and damage health, destroy ecological, contaminated environment is burnt coal waste resource, has increased CO
2, dust, SO
2Deng waste discharge.Cause serious consequence to mankind's celestial body that generates of relying.In order to protect and the scientific utilization energy, how to allow firewood and coal stove more firewood-saving and coal-saving become the primary armament that manufacturer dominates the market.Therefore various energy-conservation stoves are constantly introduced to the market, but it is inconvenient that existing cooking stove still exists complex structure to use, it is insufficient to burn, energy-saving effect is poor, the impracticable deficiency factor that waits, await Development of New Generation energy equipment, utilize the energy substance of the Nature present, make it to become high-grade energy by physics, chemistry, chemical industry method.Improve the thermal efficiency, energy savings reduces flue dust and toxic emission, safeguards environment, promotes health to walk to continue developable road.
Summary of the invention
The purpose of this utility model is to provide a kind of efficient low-discharging firewood-saving and coal-saving stove.In conjunction with the advantage of present cooking stove, overcome the deficiencies in the prior art simultaneously, so that desalinate and weaken the influence of variable factor to full combustion of fuel.This stove can not only make full combustion of fuel, and the coal bavin takes into account, and uses fuel wide, the efficiency of combustion height, burn well, fast, high insulating effect on fire, oxygen supply be abundant, causes to reach to make full use of heat energy energy savings, the purpose of preserving the ecological environment.This furnace structure is simple, compact simultaneously, safeguards simple, easy to use.
The efficient low-discharging firewood-saving and coal-saving stove that is provided is provided the purpose of this utility model, comprise the burner panel, the stove tube, base, prefabricated combustion chamber, combustion-supporting, firestopping ring, exhaust opening, fire grate, ash bin, insulation material, adjustable shutter, feeding warehouse, ring covers and is arranged on the air inlet duct of stove barrel side on the combustion-supporting, its technical characterictic is the burner panel, the stove tube, base be shaped as circle or rectangular configuration, make with metal material, connect by bolt mutually, have a fire door through hole corresponding with feeding warehouse in stove tube front, be provided with combustion chamber pivot flange dish in stove tube bottom, the outer of pivot flange dish and stove tube closely are matchedly connected; Plug-type fire grate and fire grate positioner are installed below supporting disk, and fire grate can move in positioner; Prefabricated combustion chamber is installed on the combustion chamber supporting disk, the combustion-supporting or the refractory material burner of band fresh air inlet are installed in the upper end of combustion chamber, the upper end of combustion-supporting be equipped be complementary on ring cover, last ring cover is made up of inside loop and outside loop, become the staged interface, its outer end and stove tube upper inside wall form an airtight stripper loop, and the stove tube is divided into the heat-exchanging chamber on top and the annular air feed chamber of bottom, and annular air feed chamber is looped around around the combustion-supporting to be connected with fresh air inlet with air inlet duct and communicates.
The utility model efficient low-discharging firewood-saving and coal-saving stove, its technical characterictic are that described combustion chamber is cylindrical shape or square tube shape structure, are made by metal shell and inner lining refractory, have a charging aperture in its front, and the upper end studs with a metal flange dish; Fire door through hole on described charging aperture and the stove tube is the setting of angle degree, is inclined upwardly from the inside to the outside, and by feeding warehouse both is interconnected to communicate.
The utility model efficient low-discharging firewood-saving and coal-saving stove, its technical characterictic is that described combustion-supporting is tubaeform or round platform taper or columnar structured, the housing of the upper and lower opening hollow cavity made from heating resisting metal or ceramic refractory, outwards be provided with in the upper end of housing or extend internally along the limit, extension edge becomes level or skewed setting, double wedge is set on the surface of extension edge or 1-3 is set and arrange fresh air inlet in the extension edge lower end, double wedge is along the circumferential direction uniform to penetrate shape or to rotate shape, the respective surfaces of ring cover constitutes the fresh air inlet of several independent on distance between double wedge and the double wedge and extension edge and the combustion-supporting that is complementary with it, is provided with the base that links to each other with the combustion chamber ring flange in the lower end of its housing along the limit.
The utility model efficient low-discharging firewood-saving and coal-saving stove, its technical characterictic are that described base is made of base panel, following peripheral coaming plate, feet, ash bin chute and ash bin, and described base panel center has one and combustion chamber and the corresponding ash hole of fire grate; Be provided with one approximately less than the reinforcing ring of stove tube internal diameter in the ash hole periphery, be provided with cylindrical shape or square or hemispherical dome or funnel shaped ash bucket below, movable adjustable shutter and air door positioner are installed in the outlet of the lower end of ash bucket.
The utility model efficient low-discharging firewood-saving and coal-saving stove, its technical characterictic be described burner panel around be provided with stiffened edge and rod for airing clothing, central part at the burner panel has a circular hole, stud with isometrical pan supporting disk in circular hole, the lower surface of supporting disk is provided with a limit, convex edge that links to each other with stove tube coupling; Be provided with the heating dish of plurality of movable in the described pan supporting disk, the heating dish all interconnects with trapezoidal interface.
The utility model efficient low-discharging firewood-saving and coal-saving stove, its technical characterictic is that described feeding warehouse is two assembling shells that connect mutually, housing is to form with metal solder or with the metallic solution casting, by the interior setting that extremely is inclined upwardly outward, and by on the combustion chamber charging aperture and stove tube fire door that are bolted to mutual coupling; Be provided with the heavy interface of a convex that is complementary between described feeding warehouse two housings, the feeding warehouse outside extends to outside the stove tube by fire door, and movable feeding cover is set on the feeding warehouse outside port.
The utility model efficient low-discharging firewood-saving and coal-saving stove, its technical characterictic be described heat-exchanging chamber around be provided with the insulation material thermal insulation layer; Be provided with firestopping ring in the described heat-exchanging chamber, the side is provided with smoke evacuation interface and flame-observing hole, forms a smokejack that communicates with the interface of discharging fume between firestopping ring and thermal insulation layer; Described smoke evacuation interface is circle or square structure, be provided with the lug that is complementary with the stove tube, be connected the heat-exchanging chamber side by bolt, the band heat sinking function that is complementary with it be installed in smoke evacuation interface outer end transmit the smoke evacuation straight tube of heat and the chimney interface device of a band dedusting function.
The utility model efficient low-discharging firewood-saving and coal-saving stove, its technical characterictic is that the air intake inlet of described air inlet duct is located at the top of combustion chamber pivot flange dish and extends to outside the stove tube, be provided with the air intake lid that activity can be removed at the air intake arrival end, with a tube connector air inlet being connected with chimney when using the coal heating communicates, make fire smoke gases pass through the stove tube and flowing into chimney, improve heating effect thereby increase the external area of dissipation of body of heater.
The utility model efficient low-discharging firewood-saving and coal-saving stove, its technical characterictic are that described filled thermal insulation materials is between combustion chamber and stove tube.
The feature of know-why characteristics of the present utility model is: after the fuel in adding combustion chamber is lighted from the top, but produce both cooking of heat, fuel is under the condition of gravity-flow ventilation oxygen supply at the same time, fully burning from top to bottom, a large amount of heat energy make the fuel in the combustion chamber produce a large amount of fuel gas (ethane, bright alkane etc.) in the destructive distillation of high temperature bar.Because when the heat conduction makes flue be warmed up to uniform temperature rapidly, the gas that rises is met carbon atom generation reduction reaction and is produced a large amount of CO gas under hot conditions, these fuel gas are by combustion-supporting completing combustion after repeatedly fully joining oxygen, waste gas after burning, dust are discharged through exhaust opening and chimney, if long-time use can be from the continuous material of feeding warehouse.
Technology overall performance of the present utility model advantage compared with the prior art is: changed furnace construction, burner panel, stove tube, base are made with metal material, flexibly connect by bolt mutually, adopted prefabricated combustion chamber, pre-combustion chamber top is provided with combustion-supporting, and its integral body all is assembly structure, it is simple to have the processing of making, practical, enforcement and easy to use is safeguarded simple.Combustion-supporting can make flow perturbation in the combustion chamber simultaneously; make full combustion of fuel; to in the flue gas because of the imperfect combustion fuel gas of anoxic; by increasing air coefficient; make its second-time burning, the thermal-flame that produces during burning flings the bottom of a pan, has not only improved the thermal efficiency; and saved the energy and reduced the pollution of fume emission to environment, have good effect to preserving the ecological environment.
Description of drawings
Accompanying drawing 1 is the utility model efficient low-discharging firewood-saving and coal-saving furnace structure schematic diagram.
Accompanying drawing 2 is the assembling schematic diagrames when the ring cover is implemented on described combustion-supporting of the utility model efficient low-discharging firewood-saving and coal-saving stove and the combustion-supporting.
Accompanying drawing 3 is vertical views of the described combustion-supporting of the utility model efficient low-discharging firewood-saving and coal-saving stove.
Accompanying drawing 4 is structural representations of the described feeding warehouse of the utility model efficient low-discharging firewood-saving and coal-saving stove.
Accompanying drawing 5 is structural representations of the described smoke evacuation interface of the utility model efficient low-discharging firewood-saving and coal-saving stove.
Accompanying drawing 6 is structural representations of the described prefabricated combustion chamber of the utility model efficient low-discharging firewood-saving and coal-saving stove.
1 is the women's head-ornaments plates in the accompanying drawing, the 2nd, and stove tube, the 3rd, base, the 4th, prefabricated combustion chamber, the 5th, combustion-supporting, the 6th, firestopping ring, the 7th, smoke evacuation interface, the 8th, fire grate, the 9th, ash bin, the 10th, insulation material, the 11st, shutter, the 12nd, feeding warehouse, the 13rd, combustion-supporting upper inner ring cover, the 14th, air inlet duct, the 15th, pan supporting disk, the 16th, rod for airing clothing, the 17th, stiffened edge, the 18th, limit, convex edge, the 19th, flame-observing hole, the 20th, heating dish, the 21st, double wedge, the 22nd, fresh air inlet, the 23rd, smoke evacuation straight tube, the 24th, chimney interface device, the 25th, dedusting mouth, the 26th, ash bucket, the 27th, air door positioner, the 28th, base coaming plate, the 29th, ash bin chute, the 30th, feet, the 31st, ash hole, the 32nd, reinforcing ring, the 33rd, feeding cover, the 34th, annular air feed chamber, the 35th, bolt, the 36th, outer shroud cover, the 37th, charging aperture, the 38th, combustion chamber metal shell, the 39th, the metal flange dish, the 40th, refractory material, the 41st, air intake lid, the 42nd, combustion-supporting upper end edge limit, the 43rd, the combustion-supporting base, the 44th, screw, the 45th, convex is sunk interface, and the 46th, heat-exchanging chamber, the 47th, smokejack, the 48th, combustion chamber pivot flange dish, the 49th, fire grate positioner, the 50th, fire door hole.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model efficient low-discharging firewood-saving and coal-saving stove is described further.
Shown in the figure accompanying drawing, burner panel (1), stove tube (2) and base (3) are to be connected in one by bolt, have a fire door through hole (50) corresponding with feeding warehouse (12) in the front of stove tube (2), the side is provided with air inlet duct (14), be provided with combustion chamber pivot flange dish (48) in stove tube (2) bottom, the outer of pivot flange dish (48) and stove tube (2) closely are matchedly connected; Plug-type fire grate (8) and fire grate positioner (49) are installed below supporting disk (48), prefabricated combustion chamber (4) as shown in Figure 6 is installed on combustion chamber supporting disk (48), combustion-supporting (5) with fresh air inlet (22) is installed in the upper end of combustion chamber (4) as shown in Figure 3, in the upper end of combustion-supporting (5) ring of going up that is complementary is installed and covers (13 and 36), two rings cover into the staged interface and connect, its outer end and stove tube (2) upper inside wall form an airtight stripper loop, stove tube (2) is divided into the heat-exchanging chamber (46) on top and the annular air feed chamber (34) of bottom, and annular air feed chamber (34) is looped around combustion-supporting (5) and is connected with fresh air inlet (22) with air inlet duct (14) on every side and communicates.Be separately installed with as shown in Figure 4 feeding warehouse (12) at the fire door through hole of the charging aperture (37) of prefabricated combustion chamber (4) and stove tube (2), be equipped with movable feeding cover (33) in feeding warehouse (12) external port; Around heat-exchanging chamber (46), be provided with insulation material thermal insulation layer (10); Be provided with firestopping ring (6) in heat-exchanging chamber (46), the side is provided with smoke evacuation interface (7) and flame-observing hole (19) as shown in Figure 5, is provided with a smokejack (47) that communicates with smoke evacuation interface (7) between firestopping ring (6) and thermal insulation layer (10); In smoke evacuation interface (7) outer end the band heat sinking function that is complementary with it is installed and transmits the smoke evacuation straight tube (23) of heat and the chimney interface device (24) of a band dedusting function.Be provided with coaming plate (28), feet (30), ash bin chute (29) and ash bin (9) in base (3) bottom, have one and combustion chamber (4) and the corresponding ash hole of fire grate (8) (31) at the base panel center; Be provided with one in ash hole (31) periphery and be provided with ash bucket (26) below, movable adjustable shutter (11) and air door positioner (27) are installed in the outlet of the lower end of ash bucket (26) approximately less than the reinforcing ring (32) of stove tube internal diameter.Around burner panel (1), be provided with stiffened edge (17) and rod for airing clothing (16), central part at burner panel (1) has a circular hole, stud with isometrical pan supporting disk (15) in circular hole, the lower surface of supporting disk (15) is provided with a limit, convex edge (18) that links to each other with stove tube (2) coupling; In pan supporting disk (15), be provided with the interconnective heating dish of plurality of movable (20).For the combustion efficiency that guarantees stove with filled thermal insulation materials between combustion chamber (4) and stove tube (2).
In addition, for stove can use under hot conditions for a long time, when making, can adopt the enamel method that burner panel, stove tube, base and combustion chamber housing are done surface treatment.
Claims (13)
1. efficient low-discharging firewood-saving and coal-saving stove, comprise the burner panel, the stove tube, base, prefabricated combustion chamber, combustion-supporting, firestopping ring, exhaust opening, fire grate, ash bin, insulation material, adjustable shutter, feeding warehouse, ring covers and is arranged on the air inlet duct of stove barrel side on the combustion-supporting, its technical characterictic is: the burner panel, the stove tube, base be shaped as circle or rectangular configuration, make with metal material, connect by bolt mutually, have a fire door through hole corresponding with feeding warehouse in stove tube front, be provided with combustion chamber pivot flange dish in stove tube bottom, the outer of pivot flange dish and stove tube are matchedly connected; Plug-type fire grate and fire grate positioner are installed below supporting disk; Prefabricated combustion chamber is installed on the combustion chamber supporting disk, the combustion-supporting or the refractory material burner of band fresh air inlet is installed in the upper end of combustion chamber; The upper end of combustion-supporting be equipped be complementary on ring cover, last ring cover is made up of inside loop and outside loop, become the staged interface, its outer end and stove tube upper inside wall form an airtight stripper loop, the stove tube is divided into the heat-exchanging chamber on top and the annular air feed chamber of bottom, and annular air feed chamber is looped around around the combustion-supporting to be connected with fresh air inlet with air inlet duct and communicates.
2. according to the described efficient low-discharging firewood-saving and coal-saving of claim 1 stove, its technical characterictic is: described prefabricated combustion chamber is cylindrical shape or square tube shape structure, made by metal shell and inner lining refractory, have a charging aperture in its front, the upper end studs with a metal flange dish; Fire door through hole on described charging aperture and the stove tube is the setting of angle degree, is inclined upwardly from the inside to the outside, and by feeding warehouse both is interconnected to communicate.
3. according to the described efficient low-discharging firewood-saving and coal-saving of claim 1 stove, its technical characterictic is: described combustion-supporting is tubaeform or round platform taper or columnar structured, the housing of the upper and lower opening hollow cavity made from heating resisting metal or ceramic refractory, outwards be provided with in the upper end of housing or extend internally along the limit, extension edge becomes level or skewed setting, double wedge is set on the surface of extension edge or 1-3 is set and arrange fresh air inlet in the extension edge lower end, double wedge is along the circumferential direction uniform to penetrate shape or to rotate shape, the respective surfaces of ring cover constitutes the fresh air inlet of several independent on distance between double wedge and the double wedge and extension edge and the combustion-supporting that is complementary with it, is provided with the base that links to each other with combustion chamber in the lower end of its housing along the limit.
4. according to the described efficient low-discharging firewood-saving and coal-saving of claim 1 stove, its technical characterictic is: described base is made of base panel, following peripheral coaming plate, feet, ash bin chute and ash bin, and described base panel center has one and combustion chamber and the corresponding ash hole of fire grate; Be provided with one approximately less than the reinforcing ring of stove tube internal diameter in the ash hole periphery, be provided with cylindrical shape or square or hemispherical dome or funnel shaped ash bucket below, movable adjustable shutter and air door positioner are installed in the outlet of the lower end of ash bucket.
5. according to the described efficient low-discharging firewood-saving and coal-saving of claim 1 stove, its technical characterictic is: be provided with stiffened edge and rod for airing clothing around the described burner panel, central part at the burner panel has a circular hole, stud with isometrical pan supporting disk in circular hole, the lower surface of supporting disk is provided with a limit, convex edge that links to each other with stove tube coupling; Be provided with the heating dish of plurality of movable in the described pan supporting disk, the heating dish all interconnects with trapezoidal interface.
6. according to the described efficient low-discharging firewood-saving and coal-saving of claim 1 stove, its technical characterictic is: described feeding warehouse is two assembling shells that connect mutually, housing is to form with metal solder or with the metallic solution casting, by the interior setting that extremely is inclined upwardly outward, and by on the combustion chamber charging aperture and stove tube fire door that are bolted to mutual coupling; Be provided with the heavy interface of a convex that is complementary between described feeding warehouse two housings, the feeding warehouse outside extends to outside the stove tube by fire door; Described feeding warehouse outside port is provided with movable feeding cover.
7. according to the described efficient low-discharging firewood-saving and coal-saving of claim 1 stove, its technical characterictic is: be provided with the insulation material thermal insulation layer around the described heat-exchanging chamber; Be provided with firestopping ring in the described heat-exchanging chamber, the side is provided with smoke evacuation interface and flame-observing hole, forms a smokejack that communicates with the interface of discharging fume between firestopping ring and thermal insulation layer; Described smoke evacuation interface is circle or square structure, be provided with the lug that is complementary with the stove tube, be connected the heat-exchanging chamber side by bolt, the band heat sinking function that is complementary with it be installed in smoke evacuation interface outer end transmit the smoke evacuation straight tube of heat and the chimney interface device of a band dedusting function.
8. according to the described efficient low-discharging firewood-saving and coal-saving of claim 1 stove, its technical characterictic is: the air intake inlet of described air inlet duct is located at the top of combustion chamber pivot flange dish and extends to outside the stove tube, is provided with the air intake lid that activity can be removed at the air intake arrival end.
9. according to the described efficient low-discharging firewood-saving and coal-saving of claim 1 stove, its technical characterictic is: described filled thermal insulation materials is between combustion chamber and stove tube.
10. according to the described efficient low-discharging firewood-saving and coal-saving of claim 1 stove, its technical characterictic is: described feeding warehouse is two assembling shells that connect mutually, housing is to form with metal solder or with the metallic solution casting, by the interior setting that extremely is inclined upwardly outward, and by on the combustion chamber charging aperture and stove tube fire door that are bolted to mutual coupling; Be provided with the heavy interface of a convex that is complementary between described feeding warehouse two housings, the feeding warehouse outside extends to outside the stove tube by fire door; Described feeding warehouse outside port is provided with movable feeding cover.
11. according to the described efficient low-discharging firewood-saving and coal-saving of claim 1 stove, its technical characterictic is: be provided with the insulation material thermal insulation layer around the described heat-exchanging chamber; Be provided with firestopping ring in the described heat-exchanging chamber, the side is provided with smoke evacuation interface and flame-observing hole, forms a smokejack that communicates with the interface of discharging fume between firestopping ring and thermal insulation layer; Described smoke evacuation interface is circle or square structure, be provided with the lug that is complementary with the stove tube, be connected the heat-exchanging chamber side by bolt, the band heat sinking function that is complementary with it be installed in smoke evacuation interface outer end transmit the smoke evacuation straight tube of heat and the chimney interface device of a band dedusting function.
12. according to the described efficient low-discharging firewood-saving and coal-saving of claim 1 stove, its technical characterictic is: the air intake inlet of described air inlet duct is located at the top of combustion chamber pivot flange dish and extends to outside the stove tube, is provided with the air intake lid that activity can be removed at the air intake arrival end.
13. according to the described efficient low-discharging firewood-saving and coal-saving of claim 1 stove, its technical characterictic is: described filled thermal insulation materials is between combustion chamber and stove tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201533212U CN201662091U (en) | 2010-04-08 | 2010-04-08 | High-efficiency, low-emission, firewood-saving and coal-saving furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201533212U CN201662091U (en) | 2010-04-08 | 2010-04-08 | High-efficiency, low-emission, firewood-saving and coal-saving furnace |
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| Publication Number | Publication Date |
|---|---|
| CN201662091U true CN201662091U (en) | 2010-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201533212U Expired - Fee Related CN201662091U (en) | 2010-04-08 | 2010-04-08 | High-efficiency, low-emission, firewood-saving and coal-saving furnace |
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| CN (1) | CN201662091U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102313300A (en) * | 2011-09-13 | 2012-01-11 | 博尔塔拉蒙古自治州万力源科技开发有限责任公司 | stove |
| CN102767843A (en) * | 2012-08-03 | 2012-11-07 | 凤冈县凤鸣农用机械制造有限公司 | Connection structure of stove core and firewood feed port of firewood-saving stove |
| CN104896522A (en) * | 2015-06-08 | 2015-09-09 | 张素平 | Coal furnace combustion-supporting cylinder |
| WO2016169126A1 (en) * | 2015-04-24 | 2016-10-27 | 扬州斯大锅炉有限公司 | Combustion flue gas supply device |
| CN108980895A (en) * | 2018-07-27 | 2018-12-11 | 丁青县邓玛科技研发有限责任公司 | A kind of furnace core improving coal utilizaton rate |
-
2010
- 2010-04-08 CN CN2010201533212U patent/CN201662091U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102313300A (en) * | 2011-09-13 | 2012-01-11 | 博尔塔拉蒙古自治州万力源科技开发有限责任公司 | stove |
| CN102767843A (en) * | 2012-08-03 | 2012-11-07 | 凤冈县凤鸣农用机械制造有限公司 | Connection structure of stove core and firewood feed port of firewood-saving stove |
| WO2016169126A1 (en) * | 2015-04-24 | 2016-10-27 | 扬州斯大锅炉有限公司 | Combustion flue gas supply device |
| CN104896522A (en) * | 2015-06-08 | 2015-09-09 | 张素平 | Coal furnace combustion-supporting cylinder |
| CN108980895A (en) * | 2018-07-27 | 2018-12-11 | 丁青县邓玛科技研发有限责任公司 | A kind of furnace core improving coal utilizaton rate |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Yang Cheng Document name: Notification of Termination of Patent Right |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101201 Termination date: 20130408 |