CN205919313U - Half gasification burning aircraft nose of living beings granule - Google Patents

Abstract

The utility model relates to a half gasification burning aircraft nose of living beings granule, including furnace body, feed arrangement, whirlwind supplemental oxygen system and secondary whirlwind supplemental oxygen system, the upper portion of furnace body is gasification combustion chamber, and there is the grate lower part, there is interlayer water jacket the gasification combustion chamber side, and last lateral part of gasification combustion chamber or top have leads to outside water -cooled flame ejecting tube, the utility model discloses can make living beings granule burning abundant, it is inhomogeneous effectively to have solved the burning of living beings granule, produces blue smoke, black cigarette, the ash content is many, the ash content is big shortcoming, promoted living beings granule combustion efficiency 5% about, the waste heat absorbs utilization, energy saving and emission reduction.

Description

A kind of biological particles half gasification, and combustion head

Technical field

This utility model is related to a kind of biomass combustion equipment and in particular to a kind of biological particles half gasification combustion engine Head.It is generally used for civil heating, life energy or thermal power generation, be more also used for Industrial Boiler heating, to substitute tradition Fire coal.

Background technology

Biomass granule fuel, as a kind of new regenerative resource, because its calory burning is high, is easily taken care of, is easily transported, Pollution-free, and be widely used.However, the biomass particle burning machine of prior art is in burning, because biological particles Cracking gasification, volatilization, its ratio be gasification volatile matter account for 60% about, carbide accounts for 40% about；Conventional combustion is due to oxygenating Amount is not or oxygenating is uneven；It is easy to make volatile matter burning insufficient or incomplete combustion formation blue smoke, black smoke；Simultaneously biological Matter granular fuel conveying capacity is not easy to control, and causes biomass granule fuel burning insufficient, and produces substantial amounts of flue dust；Both All pollute environment, also result in direct economic loss.

Therefore, for solution above-mentioned technical problem, on 04 22nd, 2015, Chinese utility model patent Authorization Notice No.: cn204285440u；Disclose a kind of high pressure oxygen supplement biomass particle burning machine, it is included into feed bin, feeding screw auger, change Frequency motor, high pressure positive blower, air quantity guide device and gasification combustion chamber；Wherein said air quantity guide device is connected to gas in eccentric Change the bottom of combustor；Using this structure although the flow rotation in gasification combustion chamber, gas can be made using high pressure positive blower Change oxygen supply in the middle part of combustor sufficient.But biological particles are in rotary combustion, because centrifugal action swirling eddy can be carried secretly Carbide after cracking gasification and partly unburned biological particles segregation form oxygen supply " dead " angle in gasification combustion chamber's side wall, Final coking or caking.

Utility model content

For solving the above problems, the purpose of this utility model is to provide a kind of biological particles half gasification, and combustion head, This burning head can make biological particles burning fully, and it is uneven to efficiently solve biological particles burning, produces blue smoke, black The shortcoming that cigarette, ash are many, ash is big, improves biological particles efficiency of combustion 5% about, and exhaust-heat absorption utilizes, energy-saving and emission-reduction.

This utility model is achieved in that a kind of biological particles half gasification, and combustion head, using biological particles in Burning in it, including body of heater, feed arrangement, a whirlwind SOS and secondary cyclone SOS；The top of body of heater is gas Change combustor, grate is arranged at bottom；There is the intercalated water sleeve being formed by body of heater inner layer wall and outer wall gasification combustion chamber side；Entering On the feed pipe of connection between material device and gasification combustion chamber, it is provided with screw auger and anti-backfire air outlet；Gasification, and combustion The water-cooled spit tube leading to outside is arranged at the upper lateral part of room or top；A described whirlwind SOS is the collection under grate In Transitional Space, it is provided with the whirlwind air deflector being made up of air compartment and 6-22 root the conical nozzle of several spray orifices；6-22 root taper Jet pipe is connected with air compartment with radially distributing, and on conical pipe, spray orifice forms eddy flow distribution upwards on the whole；Air compartment bottom Portion's once air intake vent；Described secondary cyclone SOS is made up of annular air compartment and 6-28 root semi arch frid；Annular wind Room is located at the bottom of intercalated water sleeve, using the inner layer wall of body of heater, the outer wall of body of heater, the base plate of intercalated water sleeve and annular back cover institute Enclose and formed；Annular air compartment's outer wall sets secondary air intake vent；Annular air compartment's inner layer wall opens up 6-28 air holes；Described 6-28 root half Circular arc frid correspondence is according to the air holes position of annular air compartment, vertically arranged in gasification, and combustion interior；On in every semi arch frid Partial notch patch is welded on the inwall of intercalated water sleeve, and the notch of bottom covers the air holes of annular air compartment, makes every semi arch The cavity that frid is formed with the inwall of intercalated water sleeve is all communicated with annular air compartment；The termination up and down of semi arch frid also has semicircle Shrouding covers；Multiple air outlets laid from the bottom to top by described every semi arch frid, and these air outlets are all located at semicircle partially On arc frid one side of something therein semi arch；The air outlet of whole semi arch frids is towards the distribution constituting annular relay； The air distribution outlet by bellows chamber for first blower fan, one tunnel connect whirlwind air deflector air compartment bottom an air intake vent, another road connect into Air outlet on pipe material；Second blower fan connects the secondary air intake vent of annular air compartment by airduct.

Outlet is arranged at the top of described intercalated water sleeve, and coolant intake is arranged at bottom, and sewage draining exit is arranged at bottom.

Described collection Transitional Space peripheral hardware shoot door.

Described water-cooled spit tube is to be wrapped with cold water jacket in spit tube.

Compared with prior art, this utility model has the advantages that

1st, this utility model is due to being provided with whirlwind air deflector, so that biological particles is quickly fissioned decomposition gasification, and Fully burning makes the biomass granule fuel on grate not have heap plot point, and fully, ash thing is few for burning, and noncoking is lumpd；Through reality The ash that 1 ton of biological particles only produces below 7kg is burnt in test surely.Meanwhile, material is not selected to biomass granule fuel；

2nd, the secondary cyclone SOS of setting of the present utility model, makes biological particles be in whirlwind oxygenating, swingfire half Under boiling type combustion case, granule rapid cleavage can be made to be gasified, more fully burn through two, three oxygenatings；Freeze profile is made to become Uniformly multiple, multi-faceted, multi-angle oxygenating, reaches abundant, the red white flame of burning；Blue smoke, black smoke is not had to be formed, ash reduces. Efficiently solve biological particles uneven, the shortcoming that ash is many, ash is big of burning, improve biological particles efficiency of combustion 5% Left and right, reaches exhaust-heat absorption utilization, the purpose of energy-saving and emission-reduction；

3rd, the intercalated water sleeve of setting of the present utility model, can cool down to the semi arch frid of secondary cyclone SOS, And take away the many waste heat energies in furnace wall, flow out from outlet；Not only protect semi arch frid, cooling can also be changed using recirculated water Water flow velocity realizes the temperature adjustment of burning head is controlled；Complete exhaust-heat absorption to use to system synthesis simultaneously；Experiments verify that Calculate, after cooling water utilizes to exhaust-heat absorption, can integrally improve equipment thermal efficiency and improve more than 14%；

4th, the semi arch frid of this utility model secondary cyclone SOS design, can dexterously paste and be welded in intercalated water sleeve Inwall on formed air feed cavity；Adopt round steel pipe ventilating ratio with techniques well known relatively: 1 this utility model one side of something pipe accounts for Empty little, gasification combustion chamber can be made to obtain bigger volume；2 this utility model one side of something pipes occupy more than 30% area intermediate water The inwall of set, is not aoxidized by stove fire baking, and meanwhile, one side of something pipe of the present utility model is directly connected to the inwall heat conduction of intercalated water sleeve Ability, better than with round steel pipe patch weldering intercalated water sleeve heat conduction, be conducive to protecting air feed cavity；Make this utility model air feed cavity More than one times to be extended than round steel pipe ventilation service life；

5th, the water-cooled spit tube of this utility model setting, can be directly connected to boiler by this spit tube provide heat Source, be can achieve and simply connected with heat energy utilization equipment, time saving and energy saving, very convenient.

Brief description

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the front partial schematic sectional view of Fig. 1.

Fig. 3 is the vertical view cross-sectional schematic in Fig. 1.

Fig. 4 is whirlwind flow-guiding device structure schematic diagram.

In figure labelling is: 1 body of heater；2 feed arrangements；3 gasification combustion chamber；Grate is arranged at 4 bottoms；5 intercalated water sleeves；6 feed pipes Road；7 water-cooled spit tubes；8 collection Transitional Space；9 air compartments；10 conical nozzles；11 air intake vents；12 annular air compartment；13 semi arches Frid；14 2 air intake vents；15 air holes；16 air outlets；17 first blower fans；18 bellows chambers；19 second blower fans；20 outlets；21 is cold But water inlet；22 sewage draining exits.

Specific embodiment

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely description is it is clear that described embodiment is only a part of embodiment of this utility model rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of making creative work The every other embodiment being obtained, broadly falls into the scope of this utility model protection.

A kind of biological particles half gasification, and combustion head, is burnt in the inner using biological particles, including body of heater 1, charging 2, whirlwind SOS of device and secondary cyclone SOS；It is characterized in that: the top of body of heater 1 is gasification combustion chamber 3, Grate 4 is arranged at bottom；There is the intercalated water sleeve 5 being formed by body of heater inner layer wall and outer wall gasification combustion chamber 3 side；In feed arrangement On the feed pipe 6 of connection between 2 and gasification combustion chamber 3, it is provided with screw auger and anti-backfire air outlet；Gasification combustion chamber 3 Upper lateral part or top have lead to outside water-cooled spit tube 7；First blower fan 17 passes through the air distribution outlet of bellows chamber 18, a road connection Whirlwind SOS, another road connects the air outlet on feed pipe 6；Second blower fan 19 passes through airduct connecting secondary whirlwind SOS.

A described whirlwind SOS is in the collection Transitional Space 8 under grate 4, is provided with and is had by air compartment 9 and 6-22 root The whirlwind air deflector that the conical nozzle 10 of several spray orifices is formed；6-22 root conical nozzle 10 radially distribute with air compartment 9 Connection, on conical nozzle 10, spray orifice forms eddy flow distribution upwards on the whole；That is: on every conical nozzle 10 spray orifice court Have 1-90 ° of drift angle to the vertical direction with respect to whirlwind air deflector plane, whole spray orifices regular in drift angle direction, overall On constitute eddy flow distribution；Air compartment 9 bottom once air intake vent 11.

Described secondary cyclone SOS is made up of annular air compartment 12 and 6-28 root semi arch frid 13；Annular air compartment 12 It is located at the bottom of intercalated water sleeve 5, using the inner layer wall of body of heater, the outer wall of body of heater, the base plate of intercalated water sleeve and annular back cover institute Enclose and formed；Annular air compartment 12 outer wall sets secondary air intake vent 14；Annular air compartment 12 inner layer wall opens up 6-28 air holes 15；Described Corresponding air holes 15 position according to annular air compartment of 6-28 root semi arch frid 13, vertically arranged in gasification combustion chamber 3；Every half The notch patch that circular arc frid 13 middle and upper part is divided is welded on the inwall of intercalated water sleeve 5, and the notch of bottom covers the wind of annular air compartment Hole 15, makes the cavity that every semi arch frid 13 is formed with the inwall of intercalated water sleeve 5 all communicate with annular air compartment 12；Semi arch The termination up and down of frid 13 also has semicircle shrouding to cover；Multiple air outlets laid from the bottom to top by described every semi arch frid 13 16, and these air outlets 16 are all located on semi arch frid 13 one side of something therein semi arch, partially that is, with semi arch frid 13 Divide a half part of vertical profile；The air outlet 16 of whole semi arch frids 13 is towards the distribution constituting annular relay.

Air distribution outlet one tunnel of described bellows chamber 18 connects a whirlwind SOS, specifically the air distribution outlet connection rotation of bellows chamber 18 Air intake vent 11 of wind air deflector air compartment 9 bottom.

Described second blower fan 19 passes through airduct connecting secondary whirlwind SOS, and the specifically second blower fan 19 is by airduct even Connect the secondary air intake vent 14 of annular air compartment 12.

Further, outlet 20 is arranged at the top of described intercalated water sleeve 5, and coolant intake 21 is arranged at bottom, and blowdown is arranged at bottom Mouth 22.

Further, described water-cooled spit tube 7 is to be wrapped with cold water jacket 24 in spit tube.

Further, described collection Transitional Space 8 peripheral hardware shoot door 23.

First blower fan 17 air feed of the present utility model is to bellows chamber 18；Blown to whirlwind water conservancy diversion by bellows chamber 18 air distribution outlet one tunnel Device；Pass through grate 4 gap strength through whirlwind air deflector and enter gasification combustion chamber 3 formation whirlwind oxygenating, make the biomass on grate 4 Granule forms half fluidized state, increased the contact surface of granule and air, biological particles gasification, and combustion can form swingfire shape. Another road air-supply feed pipe material 6, both can prevent feed pipe 6 to be tempered, fully can mend to gasification combustion chamber 3 middle and upper part again Oxygen, makes flammable vapour in gasification combustion chamber 3 fully burn totally.

The direct air feed of second blower fan 19 of the present utility model is to the annular air compartment 12 on grate 4 top: by 6-28 root semicircle The air outlet 16 of arc frid 13 is towards the distribution being constituted annular relay；Produce whirlwind oxygenating, in the process of whirlwind oxygenating In, the contact position of oxygen and flame also can constantly change, and will make flame and oxygen multiple-contact, maximized profit With the oxygen of in the air, strengthen the fission of biological particles further, so that vapour, carbide is more fully burnt；Reach ideal Combustion efficiency.

Claims (8)

1. a kind of biological particles half gasification, and combustion head, including body of heater (1), feed arrangement (2), a whirlwind SOS and Secondary cyclone SOS；It is characterized in that: the top of body of heater (1) is gasification combustion chamber (3), and grate (4) is arranged at bottom；Gasification combustion Burning room (3) side has the intercalated water sleeve (5) being formed by body of heater inner layer wall and outer wall；In feed arrangement (2) and gasification, and combustion On the feed pipe (6) of connection between room (3), it is provided with screw auger and anti-backfire air outlet；The upside of gasification combustion chamber (3) The water-cooled spit tube (7) leading to outside is arranged at portion or top；First blower fan (17) passes through the air distribution outlet of bellows chamber (18), a road connection Whirlwind SOS, another road connects the air outlet on feed pipe (6)；Second blower fan (19) passes through airduct connecting secondary Whirlwind SOS.

2. a kind of biological particles half gasification, and combustion head according to claim 1 it is characterised in that: described once rotation Wind SOS is in the collection Transitional Space (8) under grate (4), is provided with the taper being had several spray orifices by air compartment (9) and 6-22 root The whirlwind air deflector that jet pipe (10) is formed；6-22 root conical nozzle (10) is connected with air compartment (9) with radially distributing, taper The upper spray orifice of jet pipe (10) forms eddy flow distribution upwards on the whole；Air compartment (9) bottom once air intake vent (11).

3. a kind of biological particles half gasification, and combustion head according to claim 1 it is characterised in that: described secondary cyclone SOS is made up of annular air compartment (12) and 6-28 root semi arch frid (13)；Annular air compartment (12) is located at intercalated water sleeve (5) bottom, is enclosed and is formed using the inner layer wall of body of heater, the outer wall of body of heater, the base plate of intercalated water sleeve and annular back cover；Ring Shape air compartment (12) outer wall sets secondary air intake vent (14)；Annular air compartment (12) inner layer wall opens up 6-28 air holes (15)；Described 6- Corresponding air holes (15) position according to annular air compartment of 28 semi arch frids (13), vertically arranged in gasification combustion chamber (3)；Often The notch patch that root semi arch frid (13) middle and upper part is divided is welded on the inwall of intercalated water sleeve (5), and the notch of bottom covers annular The air holes (15) of air compartment, make cavity that the inwall of every semi arch frid (13) and intercalated water sleeve (5) formed all with annular wind Room (12) communicates；The termination up and down of semi arch frid (13) also has semicircle shrouding to cover；Described every semi arch frid (13) by Under the multiple air outlets of supreme laying (16), and these air outlets (16) are all located at semi arch frid (13) therein half of half partially On circular arc；The air outlet (16) of whole semi arch frids (13) is towards the distribution constituting annular relay.

4. a kind of biological particles half gasification, and combustion head according to claim 1 it is characterised in that: described bellows chamber (18) Air distribution outlet one tunnel connect a whirlwind SOS, specifically bellows chamber (18) air distribution outlet connection whirlwind air deflector air compartment (9) Air intake vent (11) of bottom.

5. a kind of biological particles half gasification, and combustion head according to claim 1 it is characterised in that: described second blower fan (19) pass through airduct connecting secondary whirlwind SOS, the specifically second blower fan (19) connects annular air compartment (12) by airduct Secondary air intake vent (14).

6. a kind of biological particles half gasification, and combustion head according to claim 1 it is characterised in that: described intermediate water Outlet (20) is arranged at the top of set (5), and coolant intake (21) is arranged at bottom, and sewage draining exit (22) is arranged at bottom.

7. a kind of biological particles half gasification, and combustion head according to claim 1 it is characterised in that: the spray of described water-cooled Fire tube (7) is to be wrapped with cold water jacket (24) in spit tube.

8. a kind of biological particles half gasification, and combustion head according to claim 2 it is characterised in that: described collection ash is empty Between (8) peripheral hardware shoot door (23).