CN203501758U - Crucible furnace of built-in biomass molding fuel combustion chamber - Google Patents
Crucible furnace of built-in biomass molding fuel combustion chamber Download PDFInfo
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- CN203501758U CN203501758U CN201320606110.3U CN201320606110U CN203501758U CN 203501758 U CN203501758 U CN 203501758U CN 201320606110 U CN201320606110 U CN 201320606110U CN 203501758 U CN203501758 U CN 203501758U
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Abstract
The utility model discloses a crucible furnace of a built-in biomass molding fuel combustion chamber. The crucible furnace of the built-in biomass molding fuel combustion chamber comprises the crucible furnace and a feed mechanism, wherein the crucible furnace comprises a furnace body and a crucible. The crucible furnace of the built-in biomass molding fuel combustion chamber is characterized in that a tempering circle is arranged on an opening which is arranged on the upper end of the furnace body, a secondary preheat air duct and a primary preheat air duct are respectively distributed on the end portions of the upper and the lower ends between the shell and a liner wall, a combustion chamber is arranged on the left side, an air outlet which is arranged on a side wall of the shell is communicated with a fan of a tee-shaped air duct, an upper port of the tee-shaped air duct is communicated with an air inlet of the secondary preheat air duct, an air outlet of the secondary preheat air duct is communicated with a secondary preheat air duct port which is arranged on the combustion chamber, a lower port of the tee-shaped air duct is communicated with an air inlet of the primary preheat air duct, an air outlet of the primary preheat air duct is communicated with a primary preheat air duct port which is arranged on the combustion chamber, the combustion chamber and a hearth are communicated through a throat pipe, a refractory insulation layer is arranged between the shell and the liner wall, and the front end of a feed pipe of the feed mechanism is communicated with a feed port of the combustion chamber. The crucible furnace of the built-in biomass molding fuel combustion chamber is suitable for internal heating or thermal insulation of the crucible.
Description
Technical field
The utility model relates to a kind of crucible furnace, particularly relates to a kind of crucible furnace of built-in biological matter fuel combustion chamber.
Background technology
Biomass energy is important regenerative resource, according to < < Biomass Energy Development " 12 " planning > >, by 2015, biomass molding fuel year utilization reach 1,000 ten thousand tons.The application of biomass molding fuel on industrial furnace is at present in its effectiveness, still, if realize large-scale popularization, also needs further equipment to be done and improved and optimize, and farthest to improve burning and the efficiency of heating surface, reduces waste gas (thing) discharge simultaneously.
On crucible furnace, using at present biomass molding fuel, is mainly the mode that adopts external biomass burner, by jet pipe, is connected flame in burner is ejected in crucible furnace, realizes the object of heating.This mode is because crucible furnace is indirect, and excess air coefficient is large, and heat energy loss is serious.Fire box temperature is low simultaneously, easily causes biomass molding fuel burning insufficient, forms slagging scorification coking, causes the efficiency of heating surface low.That equipment jet pipe interface is heated is concentrated, temperature is high, and service life is short, lacks economy.
Summary of the invention
The purpose of this utility model is the crucible furnace that a kind of improved built-in biological matter fuel combustion chamber will be provided, it not only can be realized biomass molding fuel combustion chamber and becoming one of crucible furnace, but also can significantly improve the efficiency of combustion of biomass molding fuel and the thermal efficiency of heating, the coking of not slagging scorification simultaneously.
Solution of the present utility model is to achieve the above object: the crucible furnace of a kind of built-in biological matter fuel combustion chamber of the present utility model comprises the feed mechanism on crucible furnace and support, described crucible furnace is formed by body of heater and crucible, described body of heater is upper end open, described body of heater is formed by shell body and inner liner wall, in described inner liner wall, it is burner hearth, described burner hearth inner bottom surface center is provided with a crucible pedestal, described crucible setting is on described crucible pedestal, described feed mechanism is by the interior feed pipe with feeding screw, the Material collecting box for harvesting being communicated with feed pipe rearward end upper end surface and output shaft form by shaft coupling and feeding screw rear end the reducing motor being fixedly connected and form, described body of heater upper end open place is provided with a fire-returning ring, the lower end in described inner liner wall left side is provided with a left trunnion mouth, it communicates with burner hearth, the end, lower end of described inner liner wall rear end is provided with a urgent leakage fluid dram pipe that stretches out shell body, and it communicates with burner hearth, the external port place of described urgent leakage fluid dram pipe is also provided with a urgent discharge opeing sealed door, between the shell body in described body of heater left side and inner liner wall, locate to be provided with a combustion chamber, on the end face of described combustion chamber, be respectively equipped with a charging aperture and secondary preheating wind passage mouth, charging aperture place set on the end face of described combustion chamber is communicated with the discharging opening of the feed pipe front end of described feed mechanism, end, lower end in described combustion chamber is provided with a fire grate, the lower end of described combustion chamber right side wall is provided with a right trunnion mouth, between the set right trunnion mouth of the lower end of the described combustion chamber right side wall left trunnion mouth set with the lower end in described inner liner wall left side, by trunnion, be communicated with, on described chamber front end wall, with respect to fire grate lower end, be provided with preheating wind passage mouth one one times, on the left side wall of described combustion chamber, with respect to fire grate lower end, be provided with a lighting-up tuyere pipe, on described shell body left side wall, with respect to the lighting-up tuyere pipe place on the left side wall of described combustion chamber, be provided with an igniting sealed door, upper between the shell body of described body of heater and inner liner wall, end, lower end is coiled respectively and is furnished with secondary preheating air channel and pre-hot-flow flue once, the air outlet in described secondary preheating air channel is communicated with secondary preheating wind passage mouth set on the end face of described combustion chamber, the described once air outlet of pre-hot-flow flue is communicated with a wind passage mouth set with respect to fire grate lower end on described chamber front end wall, described shell body one side place is provided with a blower fan, the air outlet place of described blower fan is communicated with an airduct that is three-way shape, the described upper port that is the airduct of three-way shape is communicated with the air inlet in described secondary preheating air channel, the described lower port that is the airduct of three-way shape is communicated with the described once air inlet of pre-hot-flow flue, place, space between described shell body and inner liner wall is also provided with refractory insulating layer.
Described refractory insulating layer is consisted of the insulation material of the refractory material of building and filling.
The working condition of the crucible furnace of a kind of built-in biological matter fuel combustion chamber of the present utility model: biomass molding fuel is delivered to biomass molding fuel charging aperture set on the combustion chamber end face being communicated with feed pipe and dropped down onto on fire grate by the feeding screw of feed mechanism by Material collecting box for harvesting, then at lighting-up tuyere pipe place's point biomass shaping fuel-combustion, meanwhile, existing from blower fan and through a warm braw of once pre-hot-flow flue preheating, enter a preheating wind passage mouth under fire grate and spray into combustion chamber, for gasification and the burning of the biomass molding fuel on fire grate provides oxygen, have again from blower fan and through the secondary warm braw of secondary preheating air channel preheating, deliver to the secondary preheating wind passage mouth on the end face of combustion chamber, on the one hand for imperfect combustion gas provides combustion-supporting oxygen, the pressure of a warm braw air intake of balance on the other hand, make the flame obtaining in combustion chamber be injected to the crucible bottom in burner hearth by trunnion, formation eddy airstream upwards, produce the red-hot flame of high temperature, flame temperature can reach 1000～1200 ℃, make crucible realize high-temperature heating process.
The crucible furnace of a kind of built-in biological matter fuel combustion chamber of the present utility model has following features:
What 1, the utility model adopted is the built-in mode of heating in combustion chamber, trunnion between near combustion chamber and heating furnace is linked into an integrated entity, not only guaranteed the biomass molding fuel required volume that fully burns, and crucible has also been carried out to closely flame heating, heat energy is all utilized.
2, the utility model is except Material collecting box for harvesting and feed mechanism, combustion chamber between shell body and inner liner wall, once pre-hot-flow flue, secondary preheating air channel, fire grate, trunnion and crucible pedestal are built and are formed by refractory material, crucible is that graphite material, refractory insulating layer are built by refractory material and insulation material is clogged, have again igniting sealed door and urgent discharge opeing sealed door to outer closure, make insulation obtain optimum state.
3, of the present utility model from blower fan and through coiling respectively upper between the shell body of described body of heater and inner liner wall of cloth, warm braw and the secondary warm braw of the secondary preheating air channel of end, lower end and once pre-hot-flow flue reasonably coordinate with feed mechanism along the air-supply of wall tangential position, and formed optimum biomass molding fuel combustion efficiency, simultaneously, the red-hot flame of high temperature can directly be wrapped up in attached crucible outer wall to melted material heating or insulation in crucible, utilization efficiency of heat energy is high, add the fire-resistant of high-quality and insulation material, significantly reduced the radiation loss of crucible furnace, not only energy-conservation but also environmental protection.
4, the lime-ash major part of the utility model combustion residue accumulates in ignition zone, can be cleaned out by igniting sealed door place, few part by fume emission beyond body of heater, if of long duration, at burner hearth bottom, there is a small amount of ash deposition, can be from urgent discharge opeing sealed door cleaning, and, the use that urgent discharge opeing sealed door discharges melted material in crucible while also can be used for crucible breakage.Simultaneously biomass fuel itself is low containing ash content, and the ash that burning produces is few, and the lime-ash of all parts can easy cleaning, so need only periodic cleaning, just can not produce the problem of slagging scorification.Particularly trunnion place adopts cast structure, durable in use can coking and slagging.
In sum, the utility model is than other products, can make biomass molding fuel burning more abundant, efficiency of combustion improve 90% or more than, the heat utilization rate of heating system has also obtained increasing substantially, energy-saving effect is outstanding, has also solved the problem of other biological matter particle burning device coking and slagging simultaneously.
The crucible furnace of a kind of built-in biological matter fuel combustion chamber of the present utility model is applicable to melted material heating or insulation in crucible.
Accompanying drawing explanation
Concrete structure of the present utility model is provided by following embodiment and accompanying drawing thereof.
Fig. 1 is the structural representation of the crucible furnace of a kind of built-in biological matter fuel combustion chamber of the present utility model.
Fig. 2 is that schematic diagram is looked on a left side for the crucible furnace of a kind of built-in biological matter fuel combustion chamber of the present utility model.
Fig. 3 is the schematic top plan view of the crucible furnace of a kind of built-in biological matter fuel combustion chamber of the present utility model.
Fig. 4 is the generalized section along A-A line in Fig. 1.
The specific embodiment
Below with reference to accompanying drawing, the crucible furnace of a kind of built-in biological matter fuel combustion chamber of the present utility model is described in further detail.
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the crucible furnace of a kind of built-in biological matter fuel combustion chamber of this utility model comprises the feed mechanism on crucible furnace and support.
Described crucible furnace is consisted of body of heater and crucible 5.
Described body of heater is upper end open, and described body of heater upper end open place is also provided with a fire-returning ring 10.
Described body of heater is formed by shell body 1 and inner liner wall 2.
Between the shell body 1 in described body of heater left side and inner liner wall 2, locate to be provided with a combustion chamber 14.
On 14 end faces of described combustion chamber, be respectively equipped with a charging aperture 15 and secondary preheating wind passage mouth 16, end, 14Nei lower end, described combustion chamber is provided with a fire grate 17, under 14 right side walls of described combustion chamber
endportion place is provided with a right trunnion mouth 18, on 14 front bulkheads of described combustion chamber, with respect to fire grate 17 lower ends, be provided with preheating wind passage mouth 20 one one times, on 14 left side walls of described combustion chamber, with respect to fire grate 17 lower ends, be provided with a lighting-up tuyere pipe 21, on described shell body 1 left side wall, with respect to lighting-up tuyere pipe 21 places on 14 left side walls of described combustion chamber, be provided with an igniting sealed door 22.
The shell body 1 of described body of heater and the upper and lower end end between inner liner wall 3 are coiled respectively and are furnished with secondary preheating air channel 23 and pre-hot-flow flue 24 once, the air outlet in described secondary preheating air channel 23 is communicated with secondary preheating wind passage mouth 16 set on 14 end faces of described combustion chamber, and the described once air outlet of pre-hot-flow flue 24 is communicated with a wind passage mouth 20 set with respect to fire grate 17 lower ends on 14 front bulkheads of described combustion chamber.
In described inner liner wall 2, be burner hearth 3, described burner hearth 3 inner bottom surface center are provided with a crucible pedestal 4, and described crucible 5 is placed on described crucible pedestal 4.
The lower end in described inner liner wall 2 left sides is provided with a left trunnion mouth 11, and it communicates with burner hearth 3, under the set left trunnion mouth 11 of the lower end in described inner liner wall 2 left sides and described combustion chamber 14 right side walls
endbetween the right trunnion mouth 18 that portion establishes in place, by trunnion 19, be communicated with.
The end, lower end of described inner liner wall 2 rear ends is provided with a urgent leakage fluid dram pipe 12 that stretches out shell body 1, and it communicates with burner hearth 3, and the external port place of described urgent leakage fluid dram pipe 12 is also provided with a urgent discharge opeing sealed door 13.
Described feed mechanism forms by shaft coupling and feeding screw 6 rear ends the reducing motor 9 being fixedly connected by the interior feed pipe 7 with feeding screw 6, the Material collecting box for harvesting 8 being communicated with feed pipe 7 rearward end upper end surfaces and output shaft and is formed, and the discharging opening place of feed pipe 7 front ends of described feed mechanism is communicated with charging aperture 15 places set on 14 end faces of described combustion chamber.
Described shell body 1 one side places are provided with a blower fan 25, the air outlet place of described blower fan 25 is communicated with an airduct 26 that is three-way shape, the described upper port that is the airduct 26 of three-way shape is communicated with the air inlet in described secondary preheating air channel 23, described in be the airduct 26 of three-way shape lower port be communicated with the described once air inlet of pre-hot-flow flue 24.
Place, space between described shell body 1 and inner liner wall 2 is provided with refractory insulating layer 27, and described refractory insulating layer 27 is consisted of the insulation material of the refractory material of building and filling.
Claims (1)
1. the crucible furnace of a built-in biological matter shaped fuel combustion chamber, it comprises the feed mechanism on crucible furnace and support, described crucible furnace is formed by body of heater and crucible (5), described body of heater is upper end open, described body of heater is formed by shell body (1) and inner liner wall (2), in described inner liner wall (2), be burner hearth (3), described burner hearth (3) inner bottom surface center is provided with a crucible pedestal (4), described crucible (5) is placed on described crucible pedestal (4), described feed mechanism is by the feed pipe (7) of interior band feeding screw (6), the Material collecting box for harvesting (8) being communicated with feed pipe (7) rearward end upper end surface and output shaft form by shaft coupling and feeding screw (6) rear end the reducing motor (9) being fixedly connected and form, it is characterized in that described body of heater upper end open place is provided with a fire-returning ring (10), the lower end in described inner liner wall (2) left side is provided with a left trunnion mouth (11), it communicates with burner hearth (3), the end, lower end of described inner liner wall (2) rear end is provided with a urgent leakage fluid dram pipe (12) that stretches out shell body (1), and it communicates with burner hearth (3), the external port place of described urgent leakage fluid dram pipe (12) is also provided with a urgent discharge opeing sealed door (13), between the shell body (1) in described body of heater left side and inner liner wall (2), locate to be provided with a combustion chamber (14), on the end face of described combustion chamber (14), be respectively equipped with a charging aperture (15) and secondary preheating wind passage mouth (16), on the end face of described combustion chamber (14), set charging aperture (15) is located to be communicated with the discharging opening of feed pipe (7) front end of described feed mechanism, end, lower end in described combustion chamber (14) is provided with a fire grate (17), the lower end of described combustion chamber (14) right side wall is provided with a right trunnion mouth (18), under the right side wall of described combustion chamber (14)
endbetween the set left trunnion mouth (11) of the lower end in the right trunnion mouth (18) that portion establishes in place and described inner liner wall (2) left side, by trunnion (19), be communicated with, on the front bulkhead of described combustion chamber (14), with respect to fire grate (17) lower end, be provided with one preheating wind passage mouths (20), on the left side wall of described combustion chamber (14), with respect to fire grate (17) lower end, be provided with a lighting-up tuyere pipe (21), on described shell body (1) left side wall, with respect to the lighting-up tuyere pipe (21) on the left side wall of described combustion chamber (14), locate to be provided with an igniting sealed door (22), upper between the shell body of described body of heater (1) and inner liner wall (3), end, lower end is coiled respectively and is furnished with secondary preheating air channel (23) and pre-hot-flow flue (24) once, the air outlet in described secondary preheating air channel (23) is communicated with secondary preheating wind passage mouth (16) set on the end face of described combustion chamber (14), the described once air outlet of pre-hot-flow flue (24) is communicated with a preheating wind passage mouth (20) set with respect to fire grate (17) lower end on the front bulkhead of described combustion chamber (14), described shell body (1) one side-walls is provided with a blower fan (25), the air outlet place of described blower fan (25) is communicated with an airduct (26) that is three-way shape, the described upper port that is the airduct (26) of three-way shape is communicated with the air inlet in described secondary preheating air channel (23), the described lower port that is the airduct (26) of three-way shape is communicated with the described once air inlet of pre-hot-flow flue (24), place, space between described shell body (1) and inner liner wall (2) is also provided with refractory insulating layer (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320606110.3U CN203501758U (en) | 2013-09-29 | 2013-09-29 | Crucible furnace of built-in biomass molding fuel combustion chamber |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320606110.3U CN203501758U (en) | 2013-09-29 | 2013-09-29 | Crucible furnace of built-in biomass molding fuel combustion chamber |
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| CN203501758U true CN203501758U (en) | 2014-03-26 |
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| CN201320606110.3U Expired - Fee Related CN203501758U (en) | 2013-09-29 | 2013-09-29 | Crucible furnace of built-in biomass molding fuel combustion chamber |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104515390A (en) * | 2015-01-26 | 2015-04-15 | 柏家乐 | Intelligent aluminum melting furnace adopting bio-fuel |
| CN105043100A (en) * | 2015-07-01 | 2015-11-11 | 江苏中储能源装备有限公司 | Feeding heat insulation device for phase change heat storage medium melting furnace |
| CN105403039A (en) * | 2014-09-11 | 2016-03-16 | 王金海 | Automatically-controlled high-heat-efficiency biological particle melting furnace |
| CN112299392A (en) * | 2020-11-20 | 2021-02-02 | 宿迁安湘环保科技有限公司 | Microwave catalytic carbonization furnace for waste organic matters |
-
2013
- 2013-09-29 CN CN201320606110.3U patent/CN203501758U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105403039A (en) * | 2014-09-11 | 2016-03-16 | 王金海 | Automatically-controlled high-heat-efficiency biological particle melting furnace |
| CN104515390A (en) * | 2015-01-26 | 2015-04-15 | 柏家乐 | Intelligent aluminum melting furnace adopting bio-fuel |
| CN105043100A (en) * | 2015-07-01 | 2015-11-11 | 江苏中储能源装备有限公司 | Feeding heat insulation device for phase change heat storage medium melting furnace |
| CN112299392A (en) * | 2020-11-20 | 2021-02-02 | 宿迁安湘环保科技有限公司 | Microwave catalytic carbonization furnace for waste organic matters |
| CN112299392B (en) * | 2020-11-20 | 2024-04-09 | 宿迁安湘环保科技有限公司 | Microwave catalytic carbonization furnace for waste organic matters |
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Granted publication date: 20140326 Termination date: 20160929 |