CN202281216U - Organic-fuel fired boiler - Google Patents
Organic-fuel fired boiler Download PDFInfo
- Publication number
- CN202281216U CN202281216U CN2011203564351U CN201120356435U CN202281216U CN 202281216 U CN202281216 U CN 202281216U CN 2011203564351 U CN2011203564351 U CN 2011203564351U CN 201120356435 U CN201120356435 U CN 201120356435U CN 202281216 U CN202281216 U CN 202281216U
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- China
- Prior art keywords
- organic
- fuel
- fire grate
- flue
- combustion chamber
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- Expired - Fee Related
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Abstract
The utility model provides an organic-fuel fired boiler which can not fire off during combustion and emits less dust. The organic-fuel fired boiler comprises a casing, as well as a water jacket and a combustion chamber which are arranged in the casing, wherein a grate consisting of a plurality of parallel rotary rollers is arranged at the lower part of the combustion chamber; and all the rotary rollers are connected with a driving mechanism which drive the rotary rollers to rotate in the same direction. The organic-fuel fired boiler is further provided with a screw-type feeding device transporting organic fuel to the grate and an ignition device igniting the organic fuel on the grate; the upper part of the combustion chamber is communicated with a flue duct, water in the water jacket can flow into the shell side of a heat exchanger, and the tube side of the heat exchanger is connected in series with the interior of the flue duct; the tail end of the flue duct is communicated with the inlet of a cyclone dust separator; and an exhaust blower is arranged at the outlet of the cyclone dust separator.
Description
Technical field
The utility model relates to a kind of organic-fuel boiler, specifically, is a kind of normal pressure organic-fuel boiler that acts as a fuel with organic-fuel (like sawdust, agricultural crop straw) particle.
Background technology
Existing organic-fuel normal pressure organic-fuel boiler is higher to demanded fuel, requirement is that combustion process can coking, and calorific value is more than 4000 kilocalories, otherwise it is flame-out to cause organic-fuel boiler a period of time to occur, or it is not enough to exert oneself.The dust of organic-fuel organic-fuel boiler emission is bigger now simultaneously, also impacts to environment.This has relatively high expectations with regard to the selection of giving Organic Ingredients, and general the requirement is the wood chip of factory floor, makes because the restriction of fuel is provided with bottleneck for the popularization of organic-fuel organic-fuel boiler.
Summary of the invention
When providing a kind of burning, the purpose of the utility model can not stop working the organic-fuel boiler that the dust of discharging is few.
This organic-fuel boiler comprises housing, is arranged on water jacket and combustion chamber in the housing, and the bottom of combustion chamber has fire grate, and said fire grate is many parallel transfer rollers, and its transmission mechanism that rotates to a direction of each transfer roller and drive links to each other; Carry the spiral pay-off of organic-fuel on the also oriented fire grate of this organic-fuel boiler, to the igniter of the igniting of the organic-fuel on the fire grate; Top, combustion chamber communicates with flue; Water in the shell side of heat exchanger and the water jacket, the tube side of heat exchanger is connected in the flue; The end of flue is connected with the inlet of cyclone dust collectors; The outlet of cyclone dust collectors is provided with air exhauster.
The beneficial effect of the utility model: because cyclone dust collectors are set; After dust in the flue gets into cyclone dust collectors; Bigger dust can be deposited to the bottom of cyclone dust collectors gradually, and less dust just can be discharged through the outlet of cyclone dust collectors with flue gas, has formed the filtration to flue gas; Therefore, the dust of discharging is few.Because air exhauster arranged, during air exhauster work, flue is aspirated again, make a large amount of air get into the combustion chamber, sufficient combustion can not stop working, and the raw material of organic-fuel is not had specific (special) requirements, wide adaptability.
Above-mentioned organic-fuel boiler has slag removing chamber in a side of fire grate; The waste residue that organic-fuel burning back forms gets into slag removing chamber when transfer roller rotates.Adopt transmission mechanism (like the chain-type transmission mechanism) to drive fire grate; Make and to discharge automatically after the fuel coking; The combustion space is provided for new fuel, enters slag removing chamber through long after making fuel to be fully burned apart from fire grate, the waste heat of slag removing chamber can also heat the cold water that covers; Adopt cyclone dust collector again after the many backhauls of flue gas simultaneously, cyclone dust collectors also let the waste heat of flue gas absorbed by water once more in dust removal process.Make that like this organic-fuel boiler combustion efficiency is higher, discharging is cleaning more, can use simultaneously low heating value such as stalk particle to get fuel, stalk is utilized again play positive role.
Above-mentioned organic-fuel boiler has cleaning door on the flue, the cleaning door place is provided with adjustable damper.The cleaning door fire door is provided with damper, can mend wind by secondary, so that let fuel more fully burn.
Description of drawings
Fig. 1 is the front view of the utility model
Fig. 2 is the rearview of the utility model
Fig. 3 is the left view of the utility model
Fig. 4 is the right view of the utility model.
The specific embodiment
Normal pressure organic-fuel boiler referring to the coking organic-fuel shown in Fig. 1-4 comprises housing 1, is arranged on water jacket 2 and combustion chamber 3 in the housing, and the bottom of combustion chamber has fire grate 4.
Fire grate 4 is many parallel transfer rollers, and its chain-type transmission mechanism 5 that comprises fire grate driving motor 51, chain 52 counterclockwise or that clockwise rotate of each transfer roller and drive links to each other.
On fire grate, carry the spiral pay-off 6 of organic-fuel, be included in the screw rod, the screw tube that rotate under the charging driven by motor, the charging aperture of screw tube communicates with the bottom of fuel tank (feed bin) 13, and the discharging opening of screw tube is in fire grate one side.The fire grate opposite side relative with the discharging opening of screw tube has slag removing chamber 7.The waste residue that organic-fuel burning back on the fire grate forms gets into slag removing chamber 7 when transfer roller rotates.
Fire grate one side at the discharging opening of screw tube place also is provided with at the electrothermal igniter 12 to the igniting of the organic-fuel on the fire grate.3 tops, combustion chamber communicate with flue 8.The end of flue is connected with the inlet of cyclone dust collectors 9; The outlet of cyclone dust collectors is provided with air exhauster 10.Water in the shell side of heat exchanger 11 and the water jacket, the tube side of heat exchanger is connected in the flue.Have a plurality of cleaning doors on the flue, each cleaning door place is provided with adjustable damper.
This organic-fuel boiler adopts microcomputerized control, automatic feed, and air inducing automatically is provided with the leaving water temperature of prescribed limit, water outlet automatically, excessive low water level protection, overtemperature prote, one-touch open mode arbitrarily.Opening power starts automatic button, and the organic-fuel boiler at first starts air exhauster and got rid of the fuel gas that possibly exist in 2 minutes; Charging machine operation then is transported to the fuel of feed bin on the fire grate, and the electrothermal igniter is opened on the fuel of piling up and sprayed high temperature hot gas and flame, about one minute lights particle; Igniting is closed, and drive fire grate is started working, and enters slag removing chamber to the particle slag (waste residue) of after-flame; Particle flame and the flue gas of burning along with the suction of air exhauster in heat exchanger tube and water jacket; The cleaning door fire door is provided with damper, can mend wind by secondary, so that let fuel more fully burn; Flue gas enters cyclone dust collector, discharges through the HTHP air exhauster at last.When closing the organic-fuel boiler, the blowing out key that touches the button, feed system quits work, and fire grate works on, and treats to stop simultaneously when air exhauster stopped after 10 minutes, and fire grate no longer includes fuel, prevents because burner hearth has the fuel workman to cause that After Hours Bunker is on fire.
Adopt the chain transmission type fire grate; Make and to discharge automatically after the fuel coking; Give new fuel combustion space, enter slag removing chamber through long after making fuel to be fully burned apart from fire grate, the waste heat of slag removing chamber can also heat the cold water that covers; Adopt cyclone dust collector again after the many backhauls of flue gas simultaneously, cyclone dust collectors also let the waste heat of flue gas absorbed by water once more in dust removal process.Make that like this organic-fuel boiler combustion efficiency is higher, discharging is cleaning more, can use simultaneously low heating value such as stalk particle to get fuel, stalk is utilized again play positive role.
The utility model, more reasonable structure, the thermal efficiency is higher.
Claims (3)
1. the organic-fuel boiler comprises housing, is arranged on water jacket and combustion chamber in the housing, and the bottom of combustion chamber has fire grate, and said fire grate is many parallel transfer rollers, and its transmission mechanism that rotates to a direction of each transfer roller and drive links to each other; Carry the spiral pay-off of organic-fuel on the also oriented fire grate of this organic-fuel boiler, to the igniter of the igniting of the organic-fuel on the fire grate; Top, combustion chamber communicates with flue; Water in the shell side of heat exchanger and the water jacket, the tube side of heat exchanger is connected in the flue; It is characterized in that: the end of flue is connected with the inlet of cyclone dust collectors; The outlet of cyclone dust collectors is provided with air exhauster.
2. organic-fuel boiler as claimed in claim 1 is characterized in that: the side at fire grate has slag removing chamber; The waste residue that organic-fuel burning back forms gets into slag removing chamber when transfer roller rotates.
3. organic-fuel boiler as claimed in claim 2 is characterized in that: have cleaning door on the flue, the cleaning door place is provided with adjustable damper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203564351U CN202281216U (en) | 2011-09-22 | 2011-09-22 | Organic-fuel fired boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203564351U CN202281216U (en) | 2011-09-22 | 2011-09-22 | Organic-fuel fired boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202281216U true CN202281216U (en) | 2012-06-20 |
Family
ID=46227383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203564351U Expired - Fee Related CN202281216U (en) | 2011-09-22 | 2011-09-22 | Organic-fuel fired boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202281216U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104654276A (en) * | 2015-02-02 | 2015-05-27 | 杨俊栋 | Spiral grate biomass particle combustion boiler |
| CN104713226A (en) * | 2015-02-07 | 2015-06-17 | 刘德明 | Rotary board type boiler |
| CN105737124A (en) * | 2016-04-23 | 2016-07-06 | 唐山天时农牧机器设备有限公司 | Special efficient environmentally-friendly normal-pressure boiler for clean coal briquettes |
-
2011
- 2011-09-22 CN CN2011203564351U patent/CN202281216U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104654276A (en) * | 2015-02-02 | 2015-05-27 | 杨俊栋 | Spiral grate biomass particle combustion boiler |
| CN104713226A (en) * | 2015-02-07 | 2015-06-17 | 刘德明 | Rotary board type boiler |
| CN105737124A (en) * | 2016-04-23 | 2016-07-06 | 唐山天时农牧机器设备有限公司 | Special efficient environmentally-friendly normal-pressure boiler for clean coal briquettes |
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Legal Events
| 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: 20120620 Termination date: 20140922 |
|
| EXPY | Termination of patent right or utility model |