CN205402687U - Vertical burming biomass boiler that partly gasifies - Google Patents
Vertical burming biomass boiler that partly gasifies Download PDFInfo
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- CN205402687U CN205402687U CN201620174280.2U CN201620174280U CN205402687U CN 205402687 U CN205402687 U CN 205402687U CN 201620174280 U CN201620174280 U CN 201620174280U CN 205402687 U CN205402687 U CN 205402687U
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Abstract
The utility model provides a vertical burming biomass boiler that partly gasifies, contain pot body A, fuel supply system B, burning furnace F and smoke treatment device E are fired in half gasification, half gasification is fired burning furnace F and is contained water sealed tank (1), blast pipe (2), water seal tank (3), electrically -driven turbine fluted disc (4), the motor (4'), ash basin (5), tower firegrate (6), combustion chamber (8), air -blower (12), one time tuber pipe (22), overfire air fan (15), secondary air channel (25), the electrically -driven turbine fluted disc links to each other with the motor, water seal tank sets up in electrically -driven turbine fluted disc below, the blast pipe inserts respectively in water seal tank and the water sealed tank from top to bottom, and link to each other with the tower firegrate, the air -blower links to each other with the blast pipe through a tuber pipe, insert in the grey basin combustion chamber, be equipped with secondary air hole (7) in it, it links to each other with the overfire air fan through the secondary air channel, fuel supply system B is associative with the combustion chamber. The utility model discloses novel structure, the burning is abundant, and is smokeless, not coking, the blowing out damps down chronicly.
Description
Technical field
This utility model relates to a kind of half gasification, and combustion biomass boiler.
Background technology
Open biomass boiler used in the market, typically contain a pot body, flue gas processing device, fuel feed system, it is to transform on former coal-burning boiler basis, adopt the direct combustion system of horizontal chain grate, fuel is input on traveling-grate stoker by boiler front end, under traveling-grate stoker drives, fuel moves burning to furnace rear, regulated combustion position by traveling-grate stoker pace and furnace bottom air blast and air inducing in combustion, but the direct firing biomass fuel of horizontal chain bar oven exists a lot of problem can not solve up hill and dale.
1, biomass fuel is in combustion, and Hydrocarbon is lighter, it is easy to taken away by air blast and air inducing, burns insufficient, and over-emitting black exhaust, flue dust exceeds standard.
2, furnace outage time can not be long, cannot keeps under control fire, and because biomass fuel burning-point is low, the bed of material is thin.
If 3 fire box temperatures are more than 900 DEG C, the sandy soil in biomass fuel are easily tied reef and are damaged traveling-grate stoker；Although if the too low reef of not tying of fire box temperature, but it is insufficient to burn, and has black smoke, produces tar blocking smoke pipe.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, it is provided that a kind of boiler being exclusively used in biomass fuel combustion-------vertical half gasification fired boiler, this boiler not only novel structure, and sufficient combustion, smokelessly, noncoking, the blowing out banking fire time is long.
nullA kind of vertical half gasification, and combustion biomass boiler is the technical scheme is that by realizing above-mentioned purpose of the present utility model，Containing pot body、Fuel feed system、Flue gas processing device，Its construction features is: possibly together with half gasification combustion furnace，Half gasification combustion furnace is arranged at below pot body，Flue gas processing device is arranged at the exit of pot body，Half described gasification combustion furnace contains water sealed tank、Ajutage、Flashback tank、Electric turbine fluted disc、Motor、Ash pan、Tower fire grate、Secondary air hole、Combustor、Aerator、Primary air piping、Overfire air fan、Secondary air channel，Electric turbine fluted disc is connected with motor，Flashback tank is arranged at the lower section of electric turbine fluted disc，Ajutage inserts in flashback tank and water sealed tank up and down respectively，And be connected with tower fire grate，Aerator is connected with ajutage by primary air piping，Combustor inserts in ash pan，Secondary air hole is arranged in combustor，Secondary air hole is connected with overfire air fan by secondary air channel，Flue gas processing device is connected with the outlet of pot body by smoke pipe，Described fuel feed system and combustor are connected.
The flue gas processing device that most preferred embodiment of the present utility model is described contains air-introduced machine, air preheater, economizer, cleaner unit, flue, air preheater is connected with the outlet of pot body by flue, economizer is connected with air preheater, cleaner unit is connected with economizer, and air-introduced machine is connected with cleaner unit.
The fuel feed system that most preferred embodiment of the present utility model is described contains conveyer belt, feed bin, blanking device, and feed bin one end is connected with conveyer belt, and the other end is connected with blanking device, and blanking device is connected with the top of combustor.
Pot body described in the utility model contains steam (hot water) outlet, feedwater (backwater) mouth etc..
Rotate tower grate equipment (including electric turbine fluted disc, ash pan, tower fire grate) to be supported by bottom bracket.
This utility model have employed vertical half gasification, and combustion form, and boiler is divided into upper and lower two bodies: lower body is half gasification combustion furnace, and upper body is pot body, and pot body exit is provided with flue gas processing device.Feature of the present utility model is to adopt rotary furnace to get rid of ash, fuel feed system, concrete principle is as follows: tower fire grate is welded on bottom ash pan, and ash pan is fastened on electric turbine fluted disc, electric turbine fluted disc is rotated by driven by motor, and then drives ash pan to rotate together with tower fire grate.Fresh air is blown to tower fire grate by aerator by primary air piping and ajutage, air is sent in combustor by the fire grate hole on tower fire grate, ajutage inserts respectively up and down in flashback tank and water sealed tank in case leak-stopping wind, rotate tower grate equipment and (include electric turbine fluted disc, ash pan, tower fire grate) it is fixed on ground by bottom bracket support, combustor inserts in ash pan, and support by steelframe is fixing, it is furnished with secondary air hole at the middle part of combustor, air after air preheater preheats is delivered to secondary air hole by overfire air fan, its effect is to pin flue gas, make flue gas many stops some time in combustor as far as possible, so as after-flame, and make the bigger granule of a part automatically settle out, to reach full combustion of fuel and the purpose of part dedusting.Pay-off (includes conveyer belt, feed bin, blanking device) and is installed on the top of combustor, and biomass fuel is delivered in feed bin by conveyer belt, sends into combustor according to quantity through blanking device.Pot body is installed on half gasification combustion furnace top, the top of pot body is provided with steam (vapor) outlet, bottom is provided with admission port, the high-temperature flue gas that half gasification combustion furnace burning produces, this internal wash away convection bank and carries out heat exchange to enter pot, flue gas after heat exchange sequentially passes through air preheater, economizer, cleaner unit, is finally delivered to chimney by air-introduced machine and discharges.
This utility model rotates the design concept of tower fire grate owing to have employed vertical half gasification, and combustion, compared with existing horizontal chain grate boiler, has the advantage that
1. biomass fuel sends into the top of the tower fire grate in combustor, thickness of feed layer exceeds tower fire grate about 30cm, send into burning required air by the ajutage bottom tower fire grate, make biomass fuel high-temperature oxydation, reduction when there being the sufficiently thick bed of material produce CO, H2And CH4Deng fuel gas, and sufficient combustion, smokelessly, reach energy-saving, emission-reducing, environment friendly.
2., in burning runs, tower fire grate is rotated by electric turbine fluted disc, thus broken reef slagging-off.
3. the blowing out banking fire time is long, sustainable banking fire 24 hours.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of this utility model.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the enlarged drawing of half gasification combustion furnace F in Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing and the example being embodied as, this utility model is done further detailed description.
nullBy Fig. 1、Fig. 2 and Fig. 3 can be seen that，This utility model contains a pot body A、Fuel feed system B、Half gasification combustion furnace F and flue gas processing device E，Half gasification combustion furnace stove F is arranged at below pot body A，Flue gas processing device is arranged at a pot exit of body A，Half described gasification combustion furnace F contains water sealed tank 1、Ajutage 2、Flashback tank 3、Electric turbine fluted disc 4、Motor 4 '、Ash pan 5、Tower fire grate 6、Secondary air hole 7、Combustor 8、Aerator 12、Primary air piping 22、Overfire air fan 15、Secondary air channel 25，Electric turbine fluted disc 4 is connected with motor 4 '，Flashback tank 3 is arranged at the lower section of electric turbine fluted disc 4，Ajutage about 2 inserts in flashback tank 3 and water sealed tank 1 respectively，And be connected with tower fire grate 6，Tower fire grate 6 is provided with fire grate hole 26，Aerator 15 is connected with ajutage 2 by primary air piping 22，Combustor 8 inserts in ash pan 5，Combustor 8 is supported on the ground by steel pipe 21，Secondary air hole 7 is arranged in combustor 8，Secondary air hole 7 is connected with overfire air fan 15 by secondary air channel 25，Pot body A is arranged at above half gasification combustion furnace F，Flue gas processing device E is connected with the outlet of pot body A by smoke pipe 23，Described fuel feed system B and combustor 8 are connected.
Flue gas processing device E contains air-introduced machine 16, air preheater 17, economizer 18, cleaner unit 19, flue 23, air preheater 17 is connected with pot body A outlet by flue 23, economizer 18 is connected with air preheater 17, cleaner unit 19 is connected with economizer 18, and air-introduced machine 16 is connected with cleaner unit 19.The high-temperature flue gas that half gasification combustion furnace F burning produces, washes away convection bank in entrance pot body A and carries out heat exchange, and the flue gas after heat exchange sequentially passes through air preheater 17, economizer 18, cleaner unit 19, is finally delivered to chimney 24 by air-introduced machine 16 and discharges.
Fuel feed system B contains conveyer belt 9, feed bin 10, blanking device 11, and feed bin 10 one end is connected with conveyer belt 9, and the other end is connected with blanking device 11, and blanking device 11 is connected with the top of combustor 8.
Described pot body A is disclosed on market, and it contains, and steam (hot water) exports 13, feed water (backwater) mouth 14 etc., just no longer repeats here.
The rotation tower grate equipment being made up of electric turbine fluted disc 4, ash pan 5, tower fire grate 6, is supported on ground by bottom bracket 20.
This utility model is applicable to any steam, heat supply and domestic hot-water's boiler.
Claims (3)
- null1. a vertical half gasification, and combustion biomass boiler，Containing pot body A、Fuel feed system B、Flue gas processing device E，It is characterized in that: possibly together with half gasification combustion furnace F，Half gasification combustion furnace F is arranged at below pot body A，Flue gas processing device E is arranged at a pot exit of body A，Half described gasification combustion furnace contains water sealed tank (1)、Ajutage (2)、Flashback tank (3)、Electric turbine fluted disc (4)、Motor (4 ')、Ash pan (5)、Tower fire grate (6)、Secondary air hole (7)、Combustor (8)、Aerator (12)、Primary air piping (22)、Overfire air fan (15)、Secondary air channel (25)，Electric turbine fluted disc (4) is connected with motor (4 ')，Flashback tank (3) is arranged at the lower section of electric turbine fluted disc (4)，Ajutage (2) inserts in flashback tank (3) and water sealed tank (1) up and down respectively，And be connected with tower fire grate (6)，Aerator (15) is connected with ajutage (2) by primary air piping (22)，Combustor (8) inserts in ash pan (5)，Secondary air hole (7) is arranged in combustor (8)，Secondary air hole (7) is connected with overfire air fan (15) by secondary air channel (25)，Flue gas processing device E is connected with pot body A outlet by smoke pipe (23)，Described fuel feed system B and combustor (8) are connected.
- 2. the vertical half gasification, and combustion biomass boiler described in claim 1, it is characterized in that described flue gas processing device E contains air-introduced machine (16), air preheater (17), economizer (18), cleaner unit (19), flue (23), air preheater (17) is connected by the outlet of flue (23) with pot body A, economizer (18) is connected with air preheater (17), cleaner unit (19) is connected with economizer (18), and air-introduced machine (16) is connected with cleaner unit (19).
- 3. the vertical half gasification, and combustion biomass boiler described in claim 1, it is characterized in that described fuel feed system B contains conveyer belt (9), feed bin (10), blanking device (11), feed bin (10) one end is connected with conveyer belt (9), the other end is connected with blanking device (11), and blanking device (11) is connected with combustor (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620174280.2U CN205402687U (en) | 2016-03-08 | 2016-03-08 | Vertical burming biomass boiler that partly gasifies |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620174280.2U CN205402687U (en) | 2016-03-08 | 2016-03-08 | Vertical burming biomass boiler that partly gasifies |
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| CN205402687U true CN205402687U (en) | 2016-07-27 |
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| CN201620174280.2U Active CN205402687U (en) | 2016-03-08 | 2016-03-08 | Vertical burming biomass boiler that partly gasifies |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105588114A (en) * | 2016-03-08 | 2016-05-18 | 烟台三友锅炉有限公司 | Vertical type semi-gasification biomass burning boiler |
| CN107513435A (en) * | 2017-09-26 | 2017-12-26 | 安徽鼎梁生物能源科技开发有限公司 | A kind of biomass gasifying furnace slag-draining device and Slagoff method |
-
2016
- 2016-03-08 CN CN201620174280.2U patent/CN205402687U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105588114A (en) * | 2016-03-08 | 2016-05-18 | 烟台三友锅炉有限公司 | Vertical type semi-gasification biomass burning boiler |
| CN107513435A (en) * | 2017-09-26 | 2017-12-26 | 安徽鼎梁生物能源科技开发有限公司 | A kind of biomass gasifying furnace slag-draining device and Slagoff method |
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