CN201285155Y - Biomass fuel hot-blast stove - Google Patents
Biomass fuel hot-blast stove Download PDFInfo
- Publication number
- CN201285155Y CN201285155Y CNU2008200513869U CN200820051386U CN201285155Y CN 201285155 Y CN201285155 Y CN 201285155Y CN U2008200513869 U CNU2008200513869 U CN U2008200513869U CN 200820051386 U CN200820051386 U CN 200820051386U CN 201285155 Y CN201285155 Y CN 201285155Y
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- China
- Prior art keywords
- fire grate
- biomass fuel
- hot
- air
- feeding system
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Abstract
The utility model discloses a biomass fuel hot-air furnace which is simple in structure and convenient for maintenance, has low cost and high heat conversion efficiency, can fully burn biomass fuel and occupies less space volume. The biomass fuel hot-air stove comprises a furnace body, a feeding system, a grate (8), a flue (9) and an arc reflecting arch (16), wherein both the feeding system and the arc reflecting arch (16) divide the furnace body into a wind chamber (5), a burning chamber (15) and a heat exchanging device. After the biomass fuel fed by the feeding system is burnt on the grate (8), the volatile components in the biomass fuel is burnt for the second time above the burning chamber; and after the generated heat together with high-temperature flue gas enters the heat exchanging device to be converted, cold flue gas is discharged from the flue (9) but obtained hot air can be used for heating. The utility model can be widely applied to the field of common hot-air heating.
Description
Technical field
The utility model relates to a kind of biomass fuel hot air stove.
Background technology
In industrial production, many technologies all are to adopt the grate firing type hot-blast stove to come heat supply.Because the calorific value height of coal, fugitive constituent is few, and the coal stove structure is simple relatively, so people still are as main energy sources fuel usually with coal.Along with the worsening shortages of coal resources, countries in the world are all being carried out energetically and are being innovated the technology that biomass combustion utilizes, to solve the variety of issue that energy crisis is from now on brought.But,, therefore, adopt existing grate firing type coal-fired hot-blast stove technology to be difficult to form stable burning condition because the moisture content that contains in the biomass fuel is many, volatilization point is low, volatile matter is many, energy density is low.At present, the biological substance for combustion hot-blast stove product of energy practical application all is to join the burning of gas-fired stove tool again after adopting fluidized bed combustion or vaporization.This dual mode, system complex, investment is big, can't substitute the grate firing type coal-fired hot-blast stove that generally uses.So in vast agricultural grazing district, a large amount of stalks and brush wood all are not effectively used, and still will use coal-fired hot-blast stove.
The utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, provides a kind of simple in structure, and cost is low, is convenient to maintenance, and fuel combustion is abundant, thermal conversion efficiency height, the biomass fuel hot air stove that the volume that takes up room is little.
The technical scheme that the utility model adopted is: the utility model comprises body of heater, feeding system, air blast, fire grate, flue, chimney arch, described feeding system comprises fuel hopper, movable expeller, the fixing trapezoidal fire grate angled with horizontal plane, described movable expeller is arranged on described fixing trapezoidal fire grate and locates with one voice with fixedlying connected of described fuel hopper, the right opposite of described fixing trapezoidal fire grate also is provided with and is fixed with the arc reflection arch, described feeding system and described arc reflection arch are separated into air compartment to described body of heater together, combustion chamber and hot conversion equipment three parts, described hot conversion equipment comprises the cold wind import, the air channel, hot-blast outlet, the flue tube bank, described flue tube bank is fixedly installed on the inside in described air channel, described flue tube bank is connecting described combustion chamber and described flue, described flue is fixedly installed on the base of the described body of heater in lower end of described hot conversion equipment, described fire grate is fixedly mounted between the fixation wall of described arc reflection arch and described feeding system, be provided with on the described body of heater and have fire door and ash door, described fire door is arranged on the upper end near described fire grate, described ash door is arranged on the lower end of described fire grate, and described air blast is fixedly installed on the base of the described body of heater in next door of described air compartment.
Described fixing trapezoidal fire grate becomes 40 °-45 ° angle with horizontal plane.
Described hot conversion equipment also comprises the heat-resisting steel sheet and plate of fixing described flue tube bank, has the sieve aperture that passes for described flue tube bank on the described heat-resisting steel sheet and plate.
The beneficial effects of the utility model are: because the utility model locates also to be provided with described movable expeller at described fixing trapezoidal fire grate with one voice with being connected of described fuel hopper, so also just make the better more effectively feeding of described feeding system.Because the right opposite of described fixing trapezoidal fire grate also is provided with described arc reflection arch, the fuel that so just can make described feeding system Gong advance can in time be subjected to the heat of described arc reflection arch reflection, light to the biomass fuel heating and with biomass fuel, quicken the burning of biomass fuel, make burning become more abundant.Because the setting of described air compartment, so described air compartment just can cushion the airflow that described air blast bloats, stablize the blast of described air compartment, disperse whole wind speed, make air can enter into the combustion chamber equably, make fuel combustion get more evenly, more abundant, reach the purpose that improves efficiency of combustion.
Description of drawings
Fig. 1 is the utility model assembly structure cross-sectional schematic.
The specific embodiment
As shown in Figure 1, the utility model comprises body of heater, feeding system, air blast 4, fire grate 8, flue 9, chimney arch 13, described feeding system comprises fuel hopper 1, movable expeller 2, the fixing trapezoidal fire grate 3 angled with horizontal plane, described movable expeller 2 is arranged on described fixing trapezoidal fire grate 3 and locates with one voice with fixedlying connected of described fuel hopper 1, the right opposite of described fixing trapezoidal fire grate 3 also is provided with curved arc reflection arch 16, described feeding system and described arc reflection arch 16 are separated into air compartment 5 to described body of heater together, combustion chamber 15 and hot conversion equipment three parts, described hot conversion equipment comprises cold wind import 10, air channel 11, hot-blast outlet 12, flue tube bank 17, described flue tube bank 17 is fixedly installed on the inside in described air channel 11, described flue tube bank 17 is connecting described combustion chamber 15 and described flue 9, described flue 9 is fixedly installed on the base of the described body of heater in lower end of described hot conversion equipment, described fire grate 8 is fixedly mounted between the fixation wall of described arc reflection arch 16 and described feeding system, be provided with on the described body of heater and have fire door 6 and ash door 7, described fire door 6 is arranged on the top near described fire grate 8, described ash door 7 is arranged on the below of described fire grate 8, and described air blast 4 is fixedly installed on the base of the described body of heater in next door of described air compartment 5.
Described fixing trapezoidal fire grate 3 becomes 40 °-45 ° angle with horizontal plane.
Described hot conversion equipment also comprises four layers of heat-resisting steel sheet and plate 18 of fixing described flue tube bank 17, has on the described heat-resisting steel sheet and plate 18 for described flue tube bank 17 sieve apertures that pass.
Described chimney arch 13 is filled with high-temperature-resistant thermal-insulation material 14 with being connected of described body of heater in the space, the gap of described arc reflection arch 16 and described hot conversion equipment, also be filled with described high-temperature-resistant thermal- insulation material 14,11 places, described air channel that described hot-blast outlet 12 to described cold wind exports 10 places also are filled with described high-temperature-resistant thermal-insulation material 14.
Operation principle: the biomass fuel of in described fuel hopper 1, packing into, open the blower power supply switch of described cold wind import department again, cold wind just enters into described hot conversion equipment from described cold wind import 10, comes out from described hot-blast outlet 12.Open described fire door 6, light the biomass fuel of the usefulness of igniting, at last the biomass fuel of lighting is put on the described fire grate 8 by described fire door 6.At this moment, by the energy reflection of described arc reflection arch 16 and the effect of assembling, very fast being lighted of biomass fuel at described movable expeller 2 places.After biomass fuel combustion catches fire, start described movable expeller 2, the biomass fuel that will catch fire along with described fixing trapezoidal fire grate 3 slide into described fire grate 8 above burn away.In like manner, along with the biomass fuel that is burning in the described fire grate 8 is more and more, also more and more in the described combustion chamber 15 by the heat energy on described arc reflection arch 16 described movable expeller 2 that reflexes to and the described fixing trapezoidal fire grate 3, the biomass fuel that so just makes the biomass fuel at 2 places of movable expeller described in the described feeding system and be pulled on the described fixing trapezoidal fire grate 3 also burns more and more rapidlyer, on described fixing trapezoidal fire grate 3, formed a fiery chain.At last, also do not have the intact described biomass fuel of completing combustion on described fixing trapezoidal fire grate 3, be slipped on the described fire grate 8 and burn away, after completing combustion became ashes, ashes were deposited in the grey chamber 19 with regard to the below that drops into described fire grate 8.Simultaneously, the temperature in the described combustion chamber 15 is also more and more higher thereupon.
After the biomass fuel of lighting arrives some, open described air blast 4.The wind that described air blast 4 bloats after the process buffering, enters combustion chamber 15 earlier more equably in described air compartment 5.At this moment, after obtaining the supply of oxygen in the air in the described combustion chamber 15, the biomass fuel volatile ingredient in the described combustion chamber 15 also just at high temperature, second-time burning below described chimney arch 13, the high-temperature flue gas air communication that produces is crossed described hot conversion equipment, discharges from described flue 9.Simultaneously, the cold wind that blasts in the described cold wind import 10 also has been heated to form hot blast when flowing gradually in described air channel 11, transfer out from described hot-blast outlet 12.
Remaining ashes after biomass fuel combustion is intact, we just can get rid of its ashes by the described described ash door of depositing in the grey chamber 19 7.
The utility model can be widely used in common biomass fuel boiler heat supply field.
Claims (3)
1, a kind of biomass fuel hot air stove, comprise body of heater, feeding system, air blast (4), fire grate (8), flue (9), chimney arch (13), it is characterized in that: described feeding system comprises fuel hopper (1), movable expeller (2), the fixing trapezoidal fire grate (3) angled with horizontal plane, described movable expeller (2) is arranged on described fixing trapezoidal fire grate (3) and locates with one voice with fixedlying connected of described fuel hopper (1), the right opposite of described fixing trapezoidal fire grate (3) also is provided with and is fixed with arc reflection arch (16), described feeding system and described arc reflection arch (16) are separated into air compartment (5) to described body of heater together, combustion chamber (15) and hot conversion equipment three parts, described hot conversion equipment comprises cold wind import (10), air channel (11), hot-blast outlet (12), flue tube bank (17), described flue tube bank (17) is fixedly installed on the inside of described air channel (11), described flue tube bank (17) is connecting described combustion chamber (15) and described flue (9), described flue (9) is fixedly installed on the base of the described body of heater in lower end of described hot conversion equipment, described fire grate (8) is fixedly mounted between the fixation wall of described arc reflection arch (16) and described feeding system, be provided with on the described body of heater and have fire door (6) and ash door (7), described fire door (6) is arranged on the upper end near described fire grate (8), described ash door (7) is arranged on the lower end of described fire grate (8), and described air blast (4) is fixedly installed on the base of the described body of heater in next door of described air compartment (5).
2, a kind of biomass fuel hot air stove according to claim 1 is characterized in that: described fixing trapezoidal fire grate (3) becomes 40 °-45 ° angle with horizontal plane.
3, a kind of biomass fuel hot air stove according to claim 1 and 2, it is characterized in that: described hot conversion equipment also comprises the heat-resisting steel sheet and plate (18) of fixing described flue tube bank (17), has the sieve aperture that passes for described flue tube bank (17) on the described heat-resisting steel sheet and plate (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200513869U CN201285155Y (en) | 2008-07-29 | 2008-07-29 | Biomass fuel hot-blast stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200513869U CN201285155Y (en) | 2008-07-29 | 2008-07-29 | Biomass fuel hot-blast stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201285155Y true CN201285155Y (en) | 2009-08-05 |
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ID=40950141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200513869U Expired - Lifetime CN201285155Y (en) | 2008-07-29 | 2008-07-29 | Biomass fuel hot-blast stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201285155Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101907354A (en) * | 2010-08-30 | 2010-12-08 | 蒋世仁 | Hot-blast stove of biomass energy source |
| CN102192591A (en) * | 2011-05-09 | 2011-09-21 | 广州迪森热能技术股份有限公司 | Vertical biomass hot blast heater |
| CN102519134A (en) * | 2012-01-10 | 2012-06-27 | 邵玉金 | 7-shaped hot blast stove |
| CN103822354A (en) * | 2014-01-24 | 2014-05-28 | 烟台市宜和环保设备有限公司 | Biomass fuel full-automatic hot blast stove |
| CN103940081A (en) * | 2014-04-29 | 2014-07-23 | 徐州市佳谷环保科技有限公司 | Biomass hot blast stove |
| CN104534454A (en) * | 2014-12-17 | 2015-04-22 | 河南省科学院能源研究所有限公司 | Air heating furnace of biomass particle forming fuels |
| CN109612091A (en) * | 2018-11-21 | 2019-04-12 | 安徽雷普顿热能设备有限公司 | A kind of biomass thermal wind furnace |
-
2008
- 2008-07-29 CN CNU2008200513869U patent/CN201285155Y/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101907354A (en) * | 2010-08-30 | 2010-12-08 | 蒋世仁 | Hot-blast stove of biomass energy source |
| CN101907354B (en) * | 2010-08-30 | 2012-12-26 | 蒋世仁 | Hot-blast stove of biomass energy source |
| CN102192591A (en) * | 2011-05-09 | 2011-09-21 | 广州迪森热能技术股份有限公司 | Vertical biomass hot blast heater |
| CN102519134A (en) * | 2012-01-10 | 2012-06-27 | 邵玉金 | 7-shaped hot blast stove |
| CN102519134B (en) * | 2012-01-10 | 2013-10-16 | 邵玉金 | 7-shaped hot blast stove |
| CN103822354A (en) * | 2014-01-24 | 2014-05-28 | 烟台市宜和环保设备有限公司 | Biomass fuel full-automatic hot blast stove |
| CN103940081A (en) * | 2014-04-29 | 2014-07-23 | 徐州市佳谷环保科技有限公司 | Biomass hot blast stove |
| CN103940081B (en) * | 2014-04-29 | 2016-10-19 | 徐州市佳谷环保科技有限公司 | A kind of biomass thermal wind furnace |
| CN104534454A (en) * | 2014-12-17 | 2015-04-22 | 河南省科学院能源研究所有限公司 | Air heating furnace of biomass particle forming fuels |
| CN109612091A (en) * | 2018-11-21 | 2019-04-12 | 安徽雷普顿热能设备有限公司 | A kind of biomass thermal wind furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090805 Effective date of abandoning: 20080729 |