CN2046586U - Chaff fired two phase boiler - Google Patents
Chaff fired two phase boiler Download PDFInfo
- Publication number
- CN2046586U CN2046586U CN 89212208 CN89212208U CN2046586U CN 2046586 U CN2046586 U CN 2046586U CN 89212208 CN89212208 CN 89212208 CN 89212208 U CN89212208 U CN 89212208U CN 2046586 U CN2046586 U CN 2046586U
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- burner hearth
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Abstract
A chaff fired two phase boiler mainly comprises a spray sowing device, a chain grate, a hearth, a burnout chamber, a boiler body, a waste heat water tank, a settling chamber, a scraper, a slag hoist, a water seal tank, a chimney, etc. The chaff fired two phase boiler realizes overall process mechanized operation from feeding to tapping and reduces labor strength; a two-phase combustion formed by grate firing and rotating combustion formed by spray sowing and multiple tuyeres is adopted and the auxiliary combustion of the burnout chamber is added, so the combustion is sufficient and the thermal efficiency is high; the structure of bypass smoke channel is adopted to make full use of heat energy, reduce the volume and reduce flue gas abrasion; the smoke prevention and dust control method of gravity settling adding water membranes treatment is adopted, and the effect is favorable and environment is purified.
Description
It mainly is fuel with rice chaff that the utility model relates to, for grain and oil processing enterprise provides production, life a kind of two-phase burning rice chaff boiler of vapour.
The rice chaff boiler that China uses at present is generally handwarmer or chain furnace.Handwarmer is simple in structure, but its feed in raw material, poke fire, slagging-off etc. is manually-operated, efficiency of combustion is low, operator's labour intensity is big, smoke medicining dust-removing effect is poor, is only applicable to miniature boiler and operating condition and environmental condition and requires lower occasion.Chain furnace makes moderate progress to combustion conditions and working condition, but still has shortcomings such as burning is insufficient, smoke abatement and dust control is undesirable.
At the defective or the deficiency of above-mentioned like product, the purpose of this utility model provide a kind of reasonable in design, from being fed to the fully mechanized operation of slagging tap, fuel combustion is abundant, smoke medicining dust-removing effect is good two-phase burning rice chaff boiler.
The utility model is made of boiler body (1), waste-heated water-tank (2), expansion chamber (3), scraper slagging machine (4), water seal tank (5) and chimney (6).Boiler body (1) is made up of the device of sowing grass seeds by duster (7), traveling-grate stoker (8), burner hearth (9), secondary furnace (10), boiler body (11), two safety valves (12), delivery valve (13), air blast (34), charging deslagging link gear (35) and fire grate (36).Burner hearth (9) is by preceding furnace wall (14), wing furnace wall (15), back furnace wall (16), rear arch (17), two preceding air ports (18), two and above crosswind mouth (19), air port (20), waterwall tube (29), three rows and the above second backhaul convection current evaporation tube (30), flame retardant coating (31), heat-insulation layer (32) and two by-pass flues (33) of three rows are formed after two.Expansion chamber (3) by advance mouth (21), shell (22), the preceding wall of turning back (23), in turn back wall (24), after turn back wall (25), first order moisture film pipe (26), second level moisture film pipe (27) and outlet flue (28) form.The device (7) of sowing grass seeds by duster is made up of hopper (37), feed impeller (38), tuyere casing (39), tuyere valve (40), material seeding plate (41) and material seeding operating mechanism (42).
Now in conjunction with the accompanying drawings, to structure of the present utility model and work further instruction.
The device of sowing grass seeds by duster (7) of boiler body (1) is loaded on the front of burner hearth (9), traveling-grate stoker (8) place burner hearth (9) below, boiler body (11) place burner hearth (9) above, secondary furnace (10) places the back of burner hearth (9), and two safety valves (12) and delivery valve (13) are loaded on the top of boiler body (11).Waste-heated water-tank (2) links to each other with expansion chamber (3) with boiler body (11) respectively, and scraper slagging machine (4) places water seal tank (5), and the rear portion of expansion chamber (3) links to each other with chimney (6).
Charging deslagging link gear (35) device (7) of will sowing grass seeds by duster links to each other with traveling-grate stoker (8).
Be loaded in the hopper (37) by the feed impeller (38) of charging deslagging link gear (35) control, its effect is to realize even feeding and avoid " tempering " phenomenon to take place.Tuyere valve (40) is loaded on the outside of tuyere casing (39), handles tuyere valve (40) and can regulate the air quantity that is entered burner hearth (9) by tuyere casing (39) at any time.Material seeding plate (41) is contained in the below of hopper (37), is installed in the following material seeding plate operating mechanism (42) of tuyere casing (39) and adopts the lanar four rod mechanism of parallelogram sturcutre to link to each other with material seeding plate (41).Handle material seeding plate operating mechanism (42), by the corresponding actions of quadric chain, cause material seeding plate (41) to swing up and down, cause the angle change of material seeding plate (41), fuel metering enters the spray angle of burner hearth (9) at any time.
The back furnace wall (16) that favours burner hearth (9) separates burner hearth (9) and secondary furnace (10), but the upper space of burner hearth (9) and secondary furnace (10) is communicated with.Burner hearth (9) side of back furnace wall (16) bottom is equipped with curved rear arch (17).Before furnace wall (14) and rear arch (17) go up each symmetry install two with burner hearth (9) be certain inclination angle preceding air port (18) and after air port (20).According to specific design scheme of the present utility model, the crosswind mouth (19) that one or more and burner hearth (9) are certain inclination angle is installed respectively also on two wing furnace walls (15); Burner hearth (9) side of two wing furnace walls (15) is respectively installed a draining wall coil (29), three rows and the second above backhaul convection current evaporation tube (30) of three rows are respectively arranged in the outside of two wing furnace walls (15), constitute many lie flues (33) between the second backhaul convection current evaporation tube (30); Flame retardant coating (31) and heat-insulation layer (32) are installed in the outside of the second backhaul convection current evaporation tube (30).
Shell (22) top of the expansion chamber (3) of close waste-heated water-tank (2) side has into mouth (21), before turn back wall (23) and after the wall (25) of turning back be fixed on the internal upper part of expansion chamber (3), certain interval is left in the bottom, in the wall (24) of turning back be fixed on the interior bottom of expansion chamber (3), certain interval is left on top.Near before turn back wall (23) and after turn back in the expansion chamber (3) of wall (25) downside, each is installed a bottom and has several long first order moisture film pipe (26) and second level moisture film pipes (27) of arranging apertures.Outlet flue (28) links to each other with chimney (6) by air-introduced machine.The bottom of burner hearth (9), secondary furnace (10) and expansion chamber (3) all links to each other with water seal tank (5).
The utility model is a kind of horizontal fire tube boiler, and suitable fuel can be rice chaff, cotton seed hulls, soybean peel, sugarcane slag and wood chip etc.The feed impeller (38) of fuel in hopper (37) sowed grass seeds by duster by machinery and wind-force in the burner hearth (9), continuous suspension rotary combustion under the wind-force effect in tuyere casing (39), preceding air port (18), crosswind mouth (19) and air port, back (20), the uncombusted part overwhelming majority of fuel drop on traveling-grate stoker (8) and go up the continuation grate firing." two-phase burning " that continuous suspension rotary combustion and grate firing constitute directly heats waterwall tube (29).Small amount of fuel after the two-phase burning enters secondary furnace (10) and burns once more.The lime-ash that flying dust after the combustion falls with traveling-grate stoker (8), burner hearth (9) and secondary furnace (10) after expansion chamber (3) and moisture film processing enters the scraper slagging machine (4) that places water seal tank (5) and discharges, the flue gas that fuel combustion produces after the radiant heat energy enters the lie flue (33) of both sides through secondary furnace (10), heats the second backhaul convection current evaporation tube (30).Then, flue gas heats many smoke exhaust pipes in the 3rd backhaul drum by front smoke box, enters expansion chamber (3) through waste-heated water-tank (2).The flue gas that enters expansion chamber (3) causes remaining flying dust wherein to be sink in the water seal tank (5) by three turn back sedimentation and two-stage water film dedustings.Pure flue gas enters atmosphere from outlet flue (28) through chimney (6) by air-introduced machine.
Main feature of the present utility model is: 1. take rice chaff as main fuel, saving coal and oil, is the bigger energy-conserving product of a kind of application value. 2. adopt " two-phase burning " form of sowing grass seeds by duster and combining with suspension rotary combustion and the grate firing of many outlet styles, fuel combustion is abundant, thermal efficiency height. 3. chamber design is reasonable, takes full advantage of heat energy. Especially the design of lie flue is dwindled boiler volume under the prerequisite that guarantees equal heating surface area, reduces steel consumption, suitably reduces flue gas flow rate, reduce flue gas to the wearing and tearing of evaporation tube, and dust stratification is removed conveniently. 4. expansion chamber adopts gravitational settling to process the method that combines with moisture film, and smoke medicining dust-removing effect is good, has purified environment.
Description of drawings:
Fig. 1 is the utility model structural representation.Among the figure: (1) boiler body, (2) waste-heated water-tank, (3) expansion chamber, (4) scraper slagging machine, (5) water seal tank, (6) chimney, (7) device of sowing grass seeds by duster, (8) traveling-grate stoker, (9) burner hearth, (10) secondary furnace, (11) boiler body, (12) safety valve, (13) delivery valve, (14) preceding furnace wall, (15) wing furnace wall, (16) back furnace wall, (17) rear arch, (18) preceding air port, (19) crosswind mouth, air port, (20) back, (21) advance mouth, (22) shell, (23) preceding wall of turning back, the wall of turning back in (24), (25) wall of turning back after, (26) first order moisture film pipe, (27) second level moisture film pipe, (28) outlet flue.
Fig. 2 is the A-A cutaway view of Fig. 1.Among the figure: (29) waterwall tube, (30) second backhaul convection current evaporation tubes, (31) flame retardant coating, (32) heat-insulation layer, (33) lie flue, (34) air blast, (35) charging deslagging link gear, (36) fire grate.
Fig. 3 is the utility model device (7) structural representation of sowing grass seeds by duster.Among the figure: (37) hopper, (38) feed impeller, (39) tuyere casing, (40) tuyere valve, (41) material seeding plate, (42) material seeding plate operating mechanism.
Claims (1)
1, a kind of two-phase burning rice chaff boiler, comprise waste-heated water-tank (2), scraper slagging machine (4), water seal tank (5), chimney (6), traveling-grate stoker (8), secondary furnace (10), boiler body (11), two safety valves (12), delivery valve (13), preceding furnace wall (14), wing furnace wall (15), waterwall tube (29), flame retardant coating (31), heat-insulation layer (32), air blast (34) and fire grate (36), it is characterized in that:
1. the device (7) of sowing grass seeds by duster is loaded on the front of burner hearth (9), be loaded in the hopper (37) by the feed impeller (38) of charging deslagging link gear (35) control, tuyere valve (40) is loaded on the outside of tuyere casing (39), material seeding plate (41) is contained in the below of hopper (37), is installed in the following material seeding plate operating mechanism (42) of tuyere casing (39) and adopts the lanar four rod mechanism of parallelogram sturcutre to link to each other with material seeding plate (41); Charging deslagging link gear (35) device (7) of will sowing grass seeds by duster links to each other with traveling-grate stoker (8).
2. the back furnace wall (16) that favours burner hearth (9) separates burner hearth (9) and secondary furnace (10), but the upper space of burner hearth (9) and secondary furnace (10) is communicated with; Burner hearth (9) side of back furnace wall (16) bottom is equipped with curved rear arch (17); Before furnace wall (14) and rear arch (17) go up each symmetry install two with burner hearth (9) be certain inclination angle preceding air port (18) and after air port (20); Also respectively adorn the crosswind mouth (19) that one or more and burner hearth (9) are certain inclination angle on two wing furnace walls (15) respectively; The bottom of burner hearth (9) communicates with water seal tank (5).
3. three rows and the second above backhaul convection current evaporation tube (30) of three rows are respectively installed in the outside of two wing furnace walls (15), constitute many lie flues (33) between the second backhaul convection current evaporation tube (30).
4. shell (22) top of the expansion chamber (3) of close waste-heated water-tank (2) side has into mouth (21); Before turn back wall (23) and after the wall (25) of turning back be fixed on the internal upper part of expansion chamber (3), certain interval is left in the bottom; In the wall (24) of turning back be fixed on the interior bottom of expansion chamber (3), certain interval is left on top; Near before turn back wall (23) and after turn back in the expansion chamber (3) of wall (25) downside, each is installed a bottom and has several long first order moisture film pipe (26) and second level moisture film pipes (27) of arranging apertures; Outlet flue (28) links to each other with chimney (6) by air-introduced machine, and the bottom of expansion chamber (3) links to each other with water seal tank (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89212208 CN2046586U (en) | 1989-03-01 | 1989-03-01 | Chaff fired two phase boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89212208 CN2046586U (en) | 1989-03-01 | 1989-03-01 | Chaff fired two phase boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2046586U true CN2046586U (en) | 1989-10-25 |
Family
ID=4868384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 89212208 Withdrawn CN2046586U (en) | 1989-03-01 | 1989-03-01 | Chaff fired two phase boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2046586U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008014667A1 (en) * | 2006-07-26 | 2008-02-07 | Dalian Boiler Works | Gas-injection boiler for oil field |
| CN100590362C (en) * | 2006-08-25 | 2010-02-17 | 河南大学 | Composite combustion boiler and composite combustion method thereof |
| CN1945122B (en) * | 2006-09-26 | 2010-05-12 | 上海四方锅炉厂 | Feeding inlet structure for biomass energy fuel boiler |
| CN102128544A (en) * | 2011-04-14 | 2011-07-20 | 黑龙江奥宇石墨集团有限公司 | Energy-saving and environmentally-friendly combustion furnace for drier |
| CN102345875A (en) * | 2010-08-02 | 2012-02-08 | 上海普豪制浆造纸工程有限公司 | High-moisture-content biomass fuel boiler |
| CN102563616A (en) * | 2011-01-04 | 2012-07-11 | 董彦东 | Combustion method for boiler |
| CN102734825A (en) * | 2012-06-29 | 2012-10-17 | 江苏太湖锅炉股份有限公司 | Charging device for palm shells and palm fibers |
| CN104748106A (en) * | 2015-02-27 | 2015-07-01 | 周增顺 | Cyclone-separation suspension combustion and layer combustion combination burner |
| CN106352329A (en) * | 2015-07-20 | 2017-01-25 | 邵阳市金鹰锅炉有限公司 | Environment-friendly energy-saving chimney-free horizontal fluidized bed biomass particle boiler |
-
1989
- 1989-03-01 CN CN 89212208 patent/CN2046586U/en not_active Withdrawn
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008014667A1 (en) * | 2006-07-26 | 2008-02-07 | Dalian Boiler Works | Gas-injection boiler for oil field |
| CN100590362C (en) * | 2006-08-25 | 2010-02-17 | 河南大学 | Composite combustion boiler and composite combustion method thereof |
| CN1945122B (en) * | 2006-09-26 | 2010-05-12 | 上海四方锅炉厂 | Feeding inlet structure for biomass energy fuel boiler |
| CN102345875A (en) * | 2010-08-02 | 2012-02-08 | 上海普豪制浆造纸工程有限公司 | High-moisture-content biomass fuel boiler |
| CN102563616A (en) * | 2011-01-04 | 2012-07-11 | 董彦东 | Combustion method for boiler |
| CN102128544A (en) * | 2011-04-14 | 2011-07-20 | 黑龙江奥宇石墨集团有限公司 | Energy-saving and environmentally-friendly combustion furnace for drier |
| CN102128544B (en) * | 2011-04-14 | 2012-06-13 | 黑龙江奥宇石墨集团有限公司 | Energy-saving and environmentally-friendly combustion furnace for drier |
| CN102734825A (en) * | 2012-06-29 | 2012-10-17 | 江苏太湖锅炉股份有限公司 | Charging device for palm shells and palm fibers |
| CN102734825B (en) * | 2012-06-29 | 2015-07-15 | 江苏太湖锅炉股份有限公司 | Charging device for palm shells and palm fibers |
| CN104748106A (en) * | 2015-02-27 | 2015-07-01 | 周增顺 | Cyclone-separation suspension combustion and layer combustion combination burner |
| CN104748106B (en) * | 2015-02-27 | 2016-03-02 | 周增顺 | Cyclonic separation suspension grate firing combination burner |
| CN106352329A (en) * | 2015-07-20 | 2017-01-25 | 邵阳市金鹰锅炉有限公司 | Environment-friendly energy-saving chimney-free horizontal fluidized bed biomass particle boiler |
| CN106352329B (en) * | 2015-07-20 | 2020-07-10 | 湖南金鹰锅炉科技股份有限公司 | Environment-friendly energy-saving chimney-free horizontal fluidized bed biomass particle boiler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |