CN204372919U - A kind of feeding structure of suspension combustion biomass boiler - Google Patents
A kind of feeding structure of suspension combustion biomass boiler Download PDFInfo
- Publication number
- CN204372919U CN204372919U CN201420718772.4U CN201420718772U CN204372919U CN 204372919 U CN204372919 U CN 204372919U CN 201420718772 U CN201420718772 U CN 201420718772U CN 204372919 U CN204372919 U CN 204372919U
- Authority
- CN
- China
- Prior art keywords
- feed
- burner hearth
- changeover portion
- falling hopper
- feed box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002028 Biomass Substances 0.000 title claims abstract description 22
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 21
- 239000000725 suspension Substances 0.000 title claims abstract description 13
- 239000002245 particle Substances 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 6
- 239000003546 flue gas Substances 0.000 abstract description 6
- 239000000446 fuel Substances 0.000 abstract description 6
- 239000003245 coal Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Solid-Fuel Combustion (AREA)
Abstract
The utility model provides a kind of feeding structure of suspension combustion biomass boiler, and it effectively can solve existing biomass fuel and directly apply in the process that common coal-burning boiler produces high-temperature flue gas in burner hearth and easily to ignite the problem of coal bunker, guarantees production safety.It comprises feed box, feed box is installed on the feed end of fire grate, it is characterized in that: the top of feed box is fixed with material-falling hopper, the bottom space of feed box defines feed changeover portion and feed changeover portion and the horizontal UNICOM of burner hearth, material-falling hopper bottom is provided with blanking adjusting device, and the biological particles in material-falling hopper to be fallen in feed changeover portion by blanking adjusting device and is conveyed into burner hearth Thorough combustion by fire grate.
Description
Technical field
The utility model relates to biomass boiler technical field, is specially a kind of feeding structure of suspension combustion biomass boiler.
Background technology
The conventional energy resource (coal, oil etc.) of China is in short supply has in recent years had a strong impact on socioeconomic fast development, and fossil energy concentrates use on a large scale, discharge the materials such as great amount of carbon dioxide, sulfur dioxide, nitrogen oxide, cause harm to the living environment of the mankind.Country has promulgated that " Renewable Energy Law " will strengthen the developmental research of renewable energy technologies energetically for this reason.Biomass energy, as the fourth-largest energy resource, occupies critical role in regenerative resource.Exploitation biomass energy both can supplement the shortage of conventional energy resource, also had great environmental benefit.Compare with other biological mass-energy source technology, biomass granule fuel technology more easily realizes large-scale production and use, uses the comfort level of biological particles can match in excellence or beauty with combustion gas, fuel oil equal energy source.
Because biomass boiler is New-type boiler, most of biomass boiler adopts the structure of common coal-burning boiler substantially for now, in use, often occurs that high-temperature flue gas in burner hearth ignites the problem of the biomass fuel in coal bunker, causes the accident.
Summary of the invention
For the problems referred to above, the utility model provides a kind of feeding structure of suspension combustion biomass boiler, it effectively can solve existing biomass fuel and directly apply in the process that common coal-burning boiler produces high-temperature flue gas in burner hearth and easily to ignite the problem of coal bunker, guarantees production safety.
Its technical scheme is such, a kind of feeding structure of suspension combustion biomass boiler, it comprises feed box, described feed box is installed on the feed end of fire grate, it is characterized in that: the top of described feed box is fixed with material-falling hopper, the bottom space of described feed box defines feed changeover portion and described feed changeover portion and the horizontal UNICOM of burner hearth, described material-falling hopper bottom is provided with blanking adjusting device, and the biological particles in described material-falling hopper to be fallen in described feed changeover portion by described blanking adjusting device and is conveyed into burner hearth Thorough combustion by described fire grate.
Further, described blanking adjusting device comprises the cylindrical shell of hollow and regulates roller, described cylindrical shell be fixedly arranged on described material-falling hopper bottom and described cylinder lumen and described material-falling hopper through, described adjustment roller is installed in described cylindrical shell, and the axis of described adjustment roller is vertical with the blanking direction of described material-falling hopper, the periphery wall of described adjustment roller is circumferentially uniform is provided with at least two feed baffle plates, described roller and drive motors electricly connect, the lower end of described cylindrical shell is opening-like, biological particles falls in described cylindrical shell through material-falling hopper, described roller rotates and makes the feed baffle plate biological particles synchronously stirred in described cylindrical shell of its periphery fall on described fire grate under the control of described drive motors, the biological particles of described whereabouts is conveyed into burner hearth Thorough combustion by described fire grate.
Further, described burner hearth face arch place is provided with water spray humidification system near the position of described feed box side.
Further, the side that described feed box is positioned at described feed changeover portion is provided with a residue-removing door.
Further, the top of the feed changeover portion of described feed box and the horizontal connection position of described burner hearth is provided with gate, regulates by regulating the vertical position of described gate the height entering the biological particles of described burner hearth from described feed changeover portion.
The beneficial effects of the utility model are: the biological particles in material-falling hopper is fallen into blanking changeover portion by blanking adjusting device and is conveyed in burner hearth by fire grate and burns, blanking adjusting device wherein can according to the blanking speed of the corresponding adjustment biological particles of burner hearth endogenous substance particle burning situation, therefore can effectively avoid occurring the too fast situation causing biological particles to be piled up at fire grate of blanking, thus effectively can overcome high-temperature flue gas in burner hearth and to ignite the problem of hopper; Burner hearth face arch place is provided with water spray humidification system near the position of feed box side, when the biological particles in feed changeover portion is ignited, opens water spray humidification system, just can put out by water rapidly by the fuel lighted, thus protection feed box, material-falling hopper are not burned; In addition, the side that feed box is positioned at feed changeover portion is provided with a residue-removing door, when biological particles blocks at feed changeover portion overheap, this residue-removing door can be opened, remove the biological particles piled up, effectively preventing the biological particles because piling up in feed changeover portion from too much being ignited by the high-temperature flue gas of scurrying out in burner hearth, guaranteeing production safety; In addition, the top of the feed changeover portion of feed box and the horizontal connection position of described burner hearth is provided with gate, by regulating the vertical position of this gate that the height entering the biological particles of burner hearth from feed changeover portion can be regulated namely to regulate feeding coal, thus ensure the sufficient combustion of the biological particles in burner hearth.
Accompanying drawing explanation
Fig. 1 is the feeding structure schematic diagram of a kind of suspension combustion biomass boiler of the utility model.
Detailed description of the invention
See Fig. 1, a kind of feeding structure of suspension combustion biomass boiler, it comprises feed box 9, feed box 9 is installed on the feed end of fire grate 7, the top of feed box 9 is fixed with material-falling hopper 1, the bottom space of feed box 9 defines feed changeover portion 6 and feed changeover portion 6 and the horizontal UNICOM of burner hearth 10, and material-falling hopper 1 bottom is provided with blanking adjusting device, and the biological particles 2 in material-falling hopper 1 to be fallen in feed changeover portion 6 by blanking adjusting device and is conveyed into burner hearth 10 Thorough combustion by fire grate 7.Wherein, blanking adjusting device comprises the cylindrical shell 11 of hollow and regulates roller 8, cylindrical shell 11 be fixedly arranged on material-falling hopper 1 bottom and cylindrical shell 11 inner chamber and material-falling hopper 1 through, roller 8 is regulated to be installed in cylindrical shell 11, and regulate the axis of roller 8 vertical with the blanking direction of material-falling hopper 1, the periphery wall of adjustment roller 8 is circumferentially uniform is provided with at least two feed baffle plates 12, in the present embodiment, feed baffle plate 12 is provided with four, roller 8 and drive motors electricly connect, the lower end of cylindrical shell 11 is opening-like, biological particles falls in cylindrical shell 11 through material-falling hopper 1, roller 8 rotates and makes the synchronous biological particles stirred in cylindrical shell 11 of the feed baffle plate 12 of its periphery fall on fire grate 7 under the control of drive motors, the biological particles of whereabouts is conveyed into burner hearth 10 Thorough combustion by fire grate 7.
Burner hearth 10 face arch place is provided with water spray humidification system 5 near the position of feed box 9 side, when the biological particles in feed changeover portion is ignited, open water spray humidification system, just can put out by water rapidly by the fuel lighted, thus protection feed box, material-falling hopper are not burned; The side that feed box 9 is positioned at feed changeover portion 6 is provided with a residue-removing door 4, biological particles is when feed changeover portion overheap blocks, this residue-removing door can be opened, remove the biological particles piled up, effectively preventing the biological particles because piling up in feed changeover portion from too much being ignited by the high-temperature flue gas of scurrying out in burner hearth, guaranteeing production safety; The feed changeover portion 6 of feed box 9 is provided with gate 3 with the top of the horizontal connection position of burner hearth 10, and its vertical position by regulating gate 3 regulates the height of the biological particles entering burner hearth 10 from feed changeover portion 6.
Claims (5)
1. the feeding structure of a suspension combustion biomass boiler, it comprises feed box (9), described feed box (9) is installed on the feed end of fire grate (7), it is characterized in that: the top of described feed box (9) is fixed with material-falling hopper (1), the bottom space of described feed box (9) defines feed changeover portion (6) and described feed changeover portion (6) and burner hearth (10) horizontal UNICOM, described material-falling hopper (1) bottom is provided with blanking adjusting device, biological particles (2) in described material-falling hopper (1) is fallen in described feed changeover portion (6) by described blanking adjusting device and is also conveyed into burner hearth (10) Thorough combustion by described fire grate (7).
2. the feeding structure of a kind of suspension combustion biomass boiler according to claim 1, it is characterized in that: described blanking adjusting device comprises the cylindrical shell (11) of hollow and regulates roller (8), described cylindrical shell (11) be fixedly arranged on described material-falling hopper (1) bottom and described cylindrical shell (11) inner chamber and described material-falling hopper (1) through, described adjustment roller (8) is installed in described cylindrical shell (11), and the axis of described adjustment roller (8) is vertical with the blanking direction of described material-falling hopper (1), the periphery wall of described adjustment roller (8) is circumferentially uniform is provided with at least two feed baffle plates (12), described roller (8) and drive motors electricly connect, the lower end of described cylindrical shell (11) is opening-like, biological particles (2) falls in described cylindrical shell (11) through material-falling hopper (1), described roller (8) rotates and makes the biological particles in the synchronously described cylindrical shell of the stirring (11) of the feed baffle plate (12) of its periphery fall on described fire grate (7) under the control of described drive motors, the biological particles of described whereabouts is conveyed into burner hearth (10) Thorough combustion by described fire grate (7).
3. the feeding structure of a kind of suspension combustion biomass boiler according to claim 1, is characterized in that: described burner hearth (10) face arch place is provided with water spray humidification system (5) near the position of described feed box (9) side.
4. the feeding structure of a kind of suspension combustion biomass boiler according to claim 1, is characterized in that: the side that described feed box (9) is positioned at described feed changeover portion (6) is provided with a residue-removing door (4).
5. the feeding structure of a kind of suspension combustion biomass boiler according to claim 1, it is characterized in that: the feed changeover portion (6) of described feed box (9) is provided with gate (3) with the top of the horizontal connection position of described burner hearth (10), regulates by regulating the vertical position of described gate (3) height entering the biological particles of described burner hearth (10) from described feed changeover portion (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420718772.4U CN204372919U (en) | 2014-11-27 | 2014-11-27 | A kind of feeding structure of suspension combustion biomass boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420718772.4U CN204372919U (en) | 2014-11-27 | 2014-11-27 | A kind of feeding structure of suspension combustion biomass boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204372919U true CN204372919U (en) | 2015-06-03 |
Family
ID=53329137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420718772.4U Expired - Fee Related CN204372919U (en) | 2014-11-27 | 2014-11-27 | A kind of feeding structure of suspension combustion biomass boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204372919U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104456547A (en) * | 2014-11-27 | 2015-03-25 | 江苏太湖锅炉股份有限公司 | Feeding structure for suspension combustion biomass boiler |
-
2014
- 2014-11-27 CN CN201420718772.4U patent/CN204372919U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104456547A (en) * | 2014-11-27 | 2015-03-25 | 江苏太湖锅炉股份有限公司 | Feeding structure for suspension combustion biomass boiler |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 |
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| CF01 | Termination of patent right due to non-payment of annual fee |