CN204438097U - A kind of stoker fired grate formula biomass granule boiler with turbulence chamber - Google Patents

A kind of stoker fired grate formula biomass granule boiler with turbulence chamber Download PDF

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Publication number
CN204438097U
CN204438097U CN201520075521.3U CN201520075521U CN204438097U CN 204438097 U CN204438097 U CN 204438097U CN 201520075521 U CN201520075521 U CN 201520075521U CN 204438097 U CN204438097 U CN 204438097U
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air
boiler
stoker fired
fired grate
flow valve
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CN201520075521.3U
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李佩明
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李佩明
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Abstract

A kind of stoker fired grate formula biomass granule boiler with turbulence chamber of the utility model, belongs to field of boilers, comprises feeder compartment, combustion chamber, flue box, smoke-discharging dust-eliminating device.Feeder compartment comprises again hopper, flow valve, flow valve control motor, spiral-poker, feed motor, microcomputerized control case; Combustion chamber comprises again stoker fired grate, crank linkage driving system, air blast, air distribution bellows, air collecting box, air register, igniter, chimney arch, slag removal tank, fire door, flame-observing hole; Flue box includes again Boiler smoke tube, cored screw water conservancy diversion deashing device, bolt, deashing handle, temperature controller, overpressure protector, smoke box door, air regulating board; Smoke-discharging dust-eliminating device includes again air-introduced machine, two-stage dry wet water bath desulfurization dust removing, chimney, dust discharge tube, water-bath medicine-chest.The utility model, than existing biomass granule boiler fuel saving 28.4%, in energy-saving and emission-reduction, power saving, saves time, saving of labor, all has outstanding effect in economical, pollution-free etc.

Description

A kind of stoker fired grate formula biomass granule boiler with turbulence chamber
Technical field
The utility model belongs to field of boilers, particularly relates to a kind of stoker fired grate formula biomass granule boiler with turbulence chamber.
Background technology
Biomass boiler is with the boiler of biomass energy as fuel.Existing biomass boiler all piles up material inlet place due to its biomass fuel, the as easy as rolling off a log generation causing the situations such as the not high and fuel coking of the combustion rate of fuel, in addition grate under the high temperature continued ventilation and heat with great difficulty burning damage.
Along with the appearance of biomass boiler, biomass fuel is also more diversified, but due to its burning-point of different biomass fuels height, ashes size and burning time and coking all different, again existing biomass boiler is had higher requirement.
Therefore need badly in the middle of prior art and want a kind of new technical scheme to solve this problem.
Summary of the invention
Technical problem to be solved in the utility model: provide a kind of stoker fired grate formula biomass granule boiler with turbulence chamber, with the generation solving existing biomass boiler and easily cause the situations such as the not high and fuel coking of the combustion rate of fuel; Because the variation of biomass fuel the technical problem such as to be had higher requirement to existing biomass boiler.
With a stoker fired grate formula biomass granule boiler for turbulence chamber, comprise feeder compartment, combustion chamber, flue box, smoke-discharging dust-eliminating device,
Wherein said feeder compartment comprises again hopper, flow valve, flow valve control motor, spiral-poker, feed motor, microcomputerized control case, and described hopper is fixedly connected with flow valve; Described flow valve is connected with flow valve control motor by chain, and flow valve is fixedly connected with spiral-poker; Described spiral-poker is by being connected with feed motor coaxle; Described microcomputerized control case is positioned on the lateral wall of feeder compartment, microcomputerized control case is provided with touch control panel, microcomputerized control case is connected with flow valve control motor, feed motor, crank linkage driving system, air blast, igniter, temperature controller, overpressure protector, air-introduced machine, the dry wet water bath desulfurization dust removing of two-stage by wire;
Described combustion chamber comprises again stoker fired grate, crank linkage driving system, air blast, air distribution bellows, air collecting box, air register, igniter, chimney arch, slag removal tank, fire door, flame-observing hole, described stoker fired grate is positioned at the below of spiral-poker discharging opening, and stoker fired grate is connected with crank linkage driving system by bearing pin; Described air blast is fixedly connected with air distribution bellows; Described air distribution bellows have two air outlets, and one of them air outlet is fixedly connected with air collecting box, and another air outlet is positioned at the top of stoker fired grate, and are fixedly connected with a sloped duct; Described air collecting box is installed with air register; Described igniter is fixedly mounted on the bottom of air distribution bellows; Described chimney arch is T-shaped, is fixedly mounted on the top of stoker fired grate, defines a turbulence chamber between chimney arch and air distribution bellows; Described slag removal tank is positioned at the bottom of stoker fired grate; Described fire door is arranged on the lateral wall of combustion chamber; Described flame-observing hole is arranged on the middle part of fire door;
Described flue box includes again Boiler smoke tube, cored screw water conservancy diversion deashing device, bolt, deashing handle, temperature controller, overpressure protector, smoke box door, air regulating board, described Boiler smoke tube is seamless steel pipe, the outlet of Boiler smoke tube is fixedly connected with the air intake vent of air-introduced machine, the exit of Boiler smoke tube is provided with air regulating board, and the inside of Boiler smoke tube is provided with cored screw water conservancy diversion deashing device; The external diameter of described cored screw water conservancy diversion deashing device is identical with the internal diameter of Boiler smoke tube, and one end of cored screw water conservancy diversion deashing device is fixedly connected with bolt, and the other end is fixedly connected with deashing handle by drive link; Described deashing handle is mounted by means of bolts on the inwall of flue box; Described temperature controller is fixedly mounted on the top of flue box; Described overpressure protector is fixedly mounted on the top of flue box, and is positioned at the side of temperature controller; Described smoke box door is arranged on the lateral wall of flue box;
Described smoke-discharging dust-eliminating device includes again air-introduced machine, two-stage dry wet water bath desulfurization dust removing, chimney, dust discharge tube, water-bath medicine-chest, and the air outlet of described air-introduced machine is fixedly connected with the dry wet water bath desulfurization dust removing of two-stage; The upper end that described two-stage does wet water bath desulfurization dust removing is fixedly connected with chimney, and the lower sidewall that two-stage does wet water bath desulfurization dust removing is fixedly connected with dust discharge tube, and the lower end that two-stage does wet water bath desulfurization dust removing is fixedly connected with water-bath medicine-chest.
Described stoker fired grate is reciprocal grate or chain rotary fire grate.
Described air collecting box is identical with the quantity of air register, is more than 4 or 4.
Described Boiler smoke tube quantity is more than 2 groups or 2 groups.
By above-mentioned design, the utility model can bring following beneficial effect:
The utility model can tackle each kind particulate biomass fuel as wood substance grain, peanut pellets, rice husk particle, stalk particle, bamboo bits particle, cotton stem particle, bulk cargo rice husk, cotton seed hulls, rape shell, corncobs etc. can burn, for the burning-point height of variable grain shape biomass fuel, ashes size, burning time, length etc. was all by the chamber structure of particular design, regulate stoker fired grate running speed, adjustment send oxygen air quantity to reach cloth evenly and do not pile buildup, send oxygen ventilative good, sufficient combustion, do not produce tar, heat transfer guarantees well the thermal efficiency playing new forms of energy.
Stoker fired grate of the present utility model is reciprocal grate or chain rotary fire grate, biomass granule fuel can be laid on stoker fired grate uniformly, the air register simultaneously arranged can regulate the size of wind-force according to different biomass granule fuels, biomass granule fuel is burnt more thorough, substantially increase the combustion rate of boiler.The wind that stoker fired grate can be sent into by air blast in the batch process of transporting fuel simultaneously cools naturally, reduces the spoilage of boiler.T-shaped chimney arch, separates the turbulence chamber of a small-sized HTHP by combustion chamber, air distribution bellows are at the air outlet of swirl combustion indoor simultaneously, define Secondary Air, biomass granule fuel can be allowed to reach burning-point faster, burn rapidly.Automatically controlled temperature controller and automatically controlled overpressure protector use safer, convenient.The setting of cored screw water conservancy diversion deashing device and deashing handle, while increase windage, can remove again the flue dust and tar that stockpile in Boiler smoke tube, greatly reduce the labour intensity of workman, provide operating efficiency fast.The utility model power saving, save time, saving of labor, save worry, and every discharge index all reaches the qualified mark of environmental protection test, has fabulous using value and market prospects.
Accompanying drawing explanation
Illustrate that the utility model is described in further detail with detailed description of the invention below in conjunction with accompanying drawing:
Fig. 1 is internal structure schematic diagram of the present utility model.
Fig. 2 is external structure schematic diagram of the present utility model.
In figure, 1 is feeder compartment, 2 is combustion chamber, 3 is flue box, 4 is smoke-discharging dust-eliminating device, 5 is hopper, 6 is flow valve, 7 is flow valve control motor, 8 is spiral-poker, 9 is feed motor, 10 is microcomputerized control case, 11 is stoker fired grate, 12 is crank linkage driving system, 13 is air blast, 14 is air distribution bellows, 15 is air collecting box, 16 is air register, 17 is igniter, 18 is chimney arch, 19 is slag removal tank, 20 is fire door, 21 is flame-observing hole, 22 is Boiler smoke tube, 23 is cored screw water conservancy diversion deashing device, 24 is bolt, 25 is deashing handle, 26 is temperature controller, 27 is overpressure protector, 28 is smoke box door, 29 is air regulating board, 30 is air-introduced machine, 31 is the dry wet water bath desulfurization dust removing of two-stage, 32 is chimney, 33 is dust discharge tube, 34 is water-bath medicine-chest, 35 is turbulence chamber.
Detailed description of the invention
With a stoker fired grate formula biomass granule boiler for turbulence chamber, comprise feeder compartment 1, combustion chamber 2, flue box 3, smoke-discharging dust-eliminating device 4,
Wherein said feeder compartment 1 comprises again hopper 5, flow valve 6, flow valve control motor 7, spiral-poker 8, feed motor 9, microcomputerized control case 10, and described hopper 5 is fixedly connected with flow valve 6; Described flow valve 6 is connected with flow valve control motor 7 by chain, and flow valve 6 is fixedly connected with spiral-poker 8; Described spiral-poker 8 is by being coaxially connected with feed motor 9; Described microcomputerized control case 10 is positioned on the lateral wall of feeder compartment 1, microcomputerized control case 10 is provided with touch control panel, microcomputerized control case 10 is connected with flow valve control motor 7, feed motor 9, crank linkage driving system 12, air blast 13, igniter 17, temperature controller 26, overpressure protector 27, air-introduced machine 30, the dry wet water bath desulfurization dust removing 31 of two-stage by wire;
Described combustion chamber 2 comprises again stoker fired grate 11, crank linkage driving system 12, air blast 13, air distribution bellows 14, air collecting box 15, air register 16, igniter 17, chimney arch 18, slag removal tank 19, fire door 20, flame-observing hole 21, described stoker fired grate 11 is positioned at the below of spiral-poker 8 discharging opening, and stoker fired grate 11 is connected with crank linkage driving system 12 by bearing pin; Described air blast 13 is fixedly connected with air distribution bellows 14; Described air distribution bellows 14 have two air outlets, and one of them air outlet is fixedly connected with air collecting box 15, and another air outlet is positioned at the top of stoker fired grate 11, and are fixedly connected with a sloped duct; Described air collecting box 15 is installed with air register 16; Described igniter 17 is fixedly mounted on the bottom of air distribution bellows 14; Described chimney arch 18 is T-shaped, is fixedly mounted on the top of stoker fired grate 11, defines the turbulence chamber 35 of a HTHP between chimney arch 18 and air distribution bellows 14; Described slag removal tank 19 is positioned at the bottom of stoker fired grate 11; Described fire door 20 is arranged on the lateral wall of combustion chamber 2; Described flame-observing hole 21 is arranged on the middle part of fire door 20;
Described flue box 3 includes again Boiler smoke tube 22, cored screw water conservancy diversion deashing device 23, bolt 24, deashing handle 25, temperature controller 26, overpressure protector 27, smoke box door 28, air regulating board 29, described Boiler smoke tube 22 is seamless steel pipe, the outlet of Boiler smoke tube 22 is fixedly connected with the air intake vent of air-introduced machine 30, the exit of Boiler smoke tube 22 is provided with air regulating board 29, and the inside of Boiler smoke tube 22 is provided with cored screw water conservancy diversion deashing device 23; The external diameter of described cored screw water conservancy diversion deashing device 23 is identical with the internal diameter of Boiler smoke tube 22, and has free gap, and one end of cored screw water conservancy diversion deashing device 23 is fixedly connected with bolt 24, and the other end is fixedly connected with deashing handle 25 by drive link; Described deashing handle 25 is mounted by means of bolts on the inwall of flue box 3; Described temperature controller 26 is fixedly mounted on the top of flue box 3; Described overpressure protector 27 is fixedly mounted on the top of flue box 3, and is positioned at the side of temperature controller 26; Described smoke box door 28 is arranged on the lateral wall of flue box 3;
Described smoke-discharging dust-eliminating device 4 includes again air-introduced machine 30, two-stage dry wet water bath desulfurization dust removing 31, chimney 32, dust discharge tube 33, water-bath medicine-chest 34, and the air outlet of described air-introduced machine 30 is fixedly connected with the dry wet water bath desulfurization dust removing 31 of two-stage; The upper end that described two-stage does wet water bath desulfurization dust removing 31 is fixedly connected with chimney 32, the lower sidewall that two-stage does wet water bath desulfurization dust removing 31 is fixedly connected with dust discharge tube 33, and the lower end that two-stage does wet water bath desulfurization dust removing 31 is fixedly connected with water-bath medicine-chest 34.
Described stoker fired grate 11 is reciprocal grate or chain rotary fire grate.
Described air collecting box 15 is identical with the quantity of air register 16, is more than 4 or 4.
Described Boiler smoke tube 22 quantity is more than 2 groups or 2 groups.Because the capacity of boiler is different, often organize Boiler smoke tube 22 radical also different.
Trial run: first connect external power source, the power supply indicator on microcomputerized control case 10 lights, represents that power supply is connected.By touch control panel opening air blast 13, air-introduced machine 30, crank linkage driving system 12, feed motor 9 on microcomputerized control case 10.Crank linkage driving system 12 driving mechanical fire grate 11 starts running.Feed motor 9 drives spiral-poker 8 to start running.Whether all parts observed in running operates round and smooth noiselessness.After confirming the round and smooth noiselessness of running, open flow valve 6, biomass granule fuel enters feeder 7 from hopper 5 by flow valve 6, is evenly dropped on running stoker fired grate 11 by fuel by the spiral-poker 8 in feeder 7 from discharging opening.By the touch control panel opening igniter 17 on microcomputerized control case 10, igniting trial run.In trial run, observe flame color by flame-observing hole 21, by adjust crank linkage driving system 12 power output thus adjustment stoker fired grate 11 running speed; Adjust the power output of feed motor 9 thus the feeding speed of adjustment spiral-poker 8; Adjust air blast 13, air-introduced machine 30, air register 16 and air regulating board 29 until invisible chimney 32 does not have black smoke discharge to start commencement of commercial operation while that flame being orange-yellow.
The dry wet water bath desulfurization dust removing 31 of two-stage, also can change cyclone dust collectors, wet dust collector, sack cleaner into according to different areas, all can reach the up-to-date test index of environmental protection.It is very reasonable that the utility model have passed accurate Strength co-mputation, water circulation calculation, cigarette duct resistance calculating, heat transfer calculates, radiation heating-surface is long-pending and convection heating surface amasss calculating, open grate area calculates design.Formed the turbulence chamber 35 of a small-sized HTHP by the chimney arch 18 of special construction, make combustion flame temperature higher; The 23 pairs of afterbody soot emissions of cored screw water conservancy diversion deashing device have certain resistance to make flue gas in smoke pipe, produce rotary motion growth flue gas track route, deashing handle 25 drives cored screw water conservancy diversion deashing device 23 can deashing snaking fast, greatly improve heat conduction to boiler, make boiler tail exhaust gas temperature drop to minimum design standard.Verify by experiment, the utility model is than existing biomass granule boiler fuel saving 28.4%, during for bathing, heating, steam, compared with common biomass boiler in energy-saving and emission-reduction, power saving, save time, saving of labor, save money, save worry, all have outstanding effect in pollution-free etc.
Points for attention: the utility model is implemented with reference to description according to boiler code, subsidiary engine specification, safety operation, furnace lifting, blowing out safety event in running is implemented.

Claims (4)

1. the stoker fired grate formula biomass granule boiler with turbulence chamber, is characterized in that: comprise feeder compartment (1), combustion chamber (2), flue box (3), smoke-discharging dust-eliminating device (4),
Wherein said feeder compartment (1) comprises again hopper (5), flow valve (6), flow valve control motor (7), spiral-poker (8), feed motor (9), microcomputerized control case (10), and described hopper (5) is fixedly connected with flow valve (6); Described flow valve (6) is connected with flow valve control motor (7) by chain, and flow valve (6) is fixedly connected with spiral-poker (8); Described spiral-poker (8) is by being coaxially connected with feed motor (9); Described microcomputerized control case (10) is positioned on the lateral wall of feeder compartment (1), (10) are provided with touch control panel with microcomputerized control case, and microcomputerized control case (10) is connected with flow valve control motor (7), feed motor (9), crank linkage driving system (12), air blast (13), igniter (17), temperature controller (26), overpressure protector (27), air-introduced machine (30), the dry wet water bath desulfurization dust removing (31) of two-stage by wire;
Described combustion chamber (2) comprises again stoker fired grate (11), crank linkage driving system (12), air blast (13), air distribution bellows (14), air collecting box (15), air register (16), igniter (17), chimney arch (18), slag removal tank (19), fire door (20), flame-observing hole (21), described stoker fired grate (11) is positioned at the below of spiral-poker (8) discharging opening, and stoker fired grate (11) is connected with crank linkage driving system (12) by bearing pin; Described air blast (13) is fixedly connected with air distribution bellows (14); Described air distribution bellows (14) have two air outlets, and one of them air outlet is fixedly connected with air collecting box (15), and another air outlet is positioned at the top of stoker fired grate (11), and are fixedly connected with a sloped duct; Described air collecting box (15) is installed with air register (16); Described igniter (17) is fixedly mounted on the bottom of air distribution bellows (14); Described chimney arch (18) is T-shaped, is fixedly mounted on the top of stoker fired grate (11), defines a turbulence chamber (35) between chimney arch (18) and air distribution bellows (14); Described slag removal tank (19) is positioned at the bottom of stoker fired grate (11); Described fire door (20) is arranged on the lateral wall of combustion chamber (2); Described flame-observing hole (21) is arranged on the middle part of fire door (20);
Described flue box (3) includes again Boiler smoke tube (22), cored screw water conservancy diversion deashing device (23), bolt (24), deashing handle (25), temperature controller (26), overpressure protector (27), smoke box door (28), air regulating board (29), described Boiler smoke tube (22) is seamless steel pipe, the outlet of Boiler smoke tube (22) is fixedly connected with the air intake vent of air-introduced machine (30), the exit of Boiler smoke tube (22) is provided with air regulating board (29), the inside of Boiler smoke tube (22) is provided with cored screw water conservancy diversion deashing device (23), the external diameter of described cored screw water conservancy diversion deashing device (23) is identical with the internal diameter of Boiler smoke tube (22), one end of cored screw water conservancy diversion deashing device (23) is fixedly connected with bolt (24), and the other end is fixedly connected with deashing handle (25) by drive link, described deashing handle (25) is mounted by means of bolts on the inwall of flue box (3), described temperature controller (26) is fixedly mounted on the top of flue box (3), described overpressure protector (27) is fixedly mounted on the top of flue box (3), and is positioned at the side of temperature controller (26), described smoke box door (28) is arranged on the lateral wall of flue box (3),
Described smoke-discharging dust-eliminating device (4) includes again air-introduced machine (30), two-stage dry wet water bath desulfurization dust removing (31), chimney (32), dust discharge tube (33), water-bath medicine-chest (34), and the air outlet of described air-introduced machine (30) is fixedly connected with the dry wet water bath desulfurization dust removing (31) of two-stage; The upper end of the dry wet water bath desulfurization dust removing (31) of described two-stage is fixedly connected with chimney (32), the lower sidewall of the dry wet water bath desulfurization dust removing (31) of two-stage is fixedly connected with dust discharge tube (33), and the lower end of the dry wet water bath desulfurization dust removing (31) of two-stage is fixedly connected with water-bath medicine-chest (34).
2. a kind of stoker fired grate formula biomass granule boiler with turbulence chamber according to claim 1, is characterized in that: described stoker fired grate (11) is reciprocal grate or chain rotary fire grate.
3. a kind of stoker fired grate formula biomass granule boiler with turbulence chamber according to claim 1, is characterized in that: described air collecting box (15) is identical with the quantity of air register (16), is more than 4 or 4.
4. a kind of stoker fired grate formula biomass granule boiler with turbulence chamber according to claim 1, is characterized in that: described Boiler smoke tube (22) quantity is more than 2 groups or 2 groups.
CN201520075521.3U 2015-02-03 2015-02-03 A kind of stoker fired grate formula biomass granule boiler with turbulence chamber Expired - Fee Related CN204438097U (en)

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CN201520075521.3U CN204438097U (en) 2015-02-03 2015-02-03 A kind of stoker fired grate formula biomass granule boiler with turbulence chamber

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CN201520075521.3U CN204438097U (en) 2015-02-03 2015-02-03 A kind of stoker fired grate formula biomass granule boiler with turbulence chamber

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106838978A (en) * 2016-12-26 2017-06-13 包光华 A kind of chain-grate boiler wind pushing mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106838978A (en) * 2016-12-26 2017-06-13 包光华 A kind of chain-grate boiler wind pushing mechanism

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Granted publication date: 20150701

Termination date: 20190203