CN204829879U - Burner - Google Patents

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Publication number
CN204829879U
CN204829879U CN201520375721.0U CN201520375721U CN204829879U CN 204829879 U CN204829879 U CN 204829879U CN 201520375721 U CN201520375721 U CN 201520375721U CN 204829879 U CN204829879 U CN 204829879U
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CN
China
Prior art keywords
combustion chamber
combustion
chamber
burner
air intake
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520375721.0U
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Chinese (zh)
Inventor
裴韩佶
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
YANGZHOU STAR BOILER CO Ltd
Original Assignee
YANGZHOU STAR BOILER CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by YANGZHOU STAR BOILER CO Ltd filed Critical YANGZHOU STAR BOILER CO Ltd
Priority to CN201520375721.0U priority Critical patent/CN204829879U/en
Application granted granted Critical
Publication of CN204829879U publication Critical patent/CN204829879U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a burner in the heat utilization device field, including the furnace body that is equipped with the combustion chamber, the combustion chamber inside bottom is equipped with the burning tray, and burning tray downside is equipped with the leeward chamber, is equipped with a plurality of fresh air inlets on the burning tray and puts through leeward chamber and combustion chamber, and leeward chamber below is equipped with down the air inlet machine, the furnace body bottom is equipped with perpendicular feedway, perpendicular feedway's import links to each other with the export of horizontal feedway, and horizontal feedway's import is equipped with the feeder hopper, and leeward chamber and burning tray switch -on combustion chamber are passed in perpendicular feedway's export, the lateral wall of combustion chamber comprises inner wall and outer wall, and the inner wall is equipped with the spiral water pipe outward, leaves inlet air channel between inner wall and the outer wall, be equipped with a plurality of air inlet nozzles on the inner wall, still be equipped with ignition burner on the furnace body, burning tray periphery leaves row sediment clearance, arranges the switch -on of sediment clearance below and arranges the sediment device. The the device discarded objects such as straw, residual oil, domestic waste that can burn can the hot flue gas of high -efficient supply.

Description

A kind of burner
Technical field
The utility model relates to a kind of heat utilization device, and particularly a kind of combustion heat energy utilizes device.
Background technology
Coal-burning boiler of the prior art, generally comprise multitubular boiler and water-tube boiler two kinds, its structure mainly comprises body of heater, burner hearth is provided with in body of heater, body of heater is connected with burner and blower fan, burner sprays into coal dust in burner hearth, the air mixed combustion fed with blower fan, the heat energy transmission feedwater produced, can be used for producing steam or hot water.Its weak point is: one, boiler of the prior art, combustible substance directly in burner hearth combustion, need by the space of water storage and the space of burning integrally manufactured, make the volume of body of heater larger; Its two, due to the fluctuation of fuel supply and intake, cause body of heater vibration when burning large, thus make the fixing more difficult of insulation material; Its three, its burning condition is harsh, has higher requirements to the granularity of coal dust; Its four, the slag after burning can not automatic ash ejector, needs labor cleaning, is not easy to operational management.Its five, existing boiler generally can not burning straw, residual oil the like waste.
Utility model content
The purpose of this utility model is to provide a kind of burner, can burning straw, residual oil, house refuse the like waste, can efficient provision heat smoke, and its fuel feeds automatically, can automatic discharge, and can improve heat energy utilization and efficiency.
The purpose of this utility model is achieved in that a kind of burner, comprise body of heater, combustion chamber is provided with in body of heater, described top of combustion chamber is provided with exhaust gases passes, combustion chamber inner bottom part is provided with burning pallet, be provided with leeward chamber on the downside of burning pallet, burning pallet is provided with some fresh air inlets and connects leeward chamber and combustion chamber, is provided with lower air inlet fan below leeward chamber; Bottom of furnace body is provided with vertical feeding device, and the import of described vertical feeding device exports with horizontal feeding device and is connected, and the import of horizontal feeding device is provided with feed hopper, and the outlet of vertical feeding device connects combustion chamber through leeward chamber and burning pallet; The sidewall of described combustion chamber is made up of inner and outer wall, pipe with spiral pipe is provided with outside inwall, air intake passage is left between inner and outer wall, described inwall is provided with some air intake nozzles, air intake nozzle connects air intake passage and combustion chamber through the gap of spiral coil, and outer wall is provided with the main air inlet fan connecting air intake passage; Body of heater is also provided with the start-up burner running through outer wall and inwall; Deslagging gap is left in burning pallet periphery, and deslagging connects slag-draining device below gap.
During utility model works, for the material that burns by after horizontal feeding device and vertical feeding device to feed in combustion chamber, lower air inlet fan can feed oxygen support burning to fuel inside, in combustion chamber, combustible material lights rear sustainable burning, support that the oxygen of burning feeds from air intake passage, and spray into combustion chamber through air intake nozzle, the flue gas forming high temperature after burning rises, form high-temperature flue gas, enter exhaust gases passes, in exhaust gases passes, aqueous medium heat exchanger can be set, can be used to produce hot water or steam.When the slag produced after burning is too much, can falls from burning support plate edge, and discharge from slag-draining device further.In combustion, the water in pipe with spiral pipe is heated, can preheating water, and the air in inlet channel also can be preheated, and improves efficiency of utilization.This device is mainly used in output heat smoke, that it changes the structure of conventional boiler, and its beneficial effect is: one, the small volume of body of heater, flexible arrangement, and the thermal efficiency is high; Its two, body of heater burn time vibration, can not heat exchanger part have an impact; Its three, automatically can feed fuel; Its four, the slag after burning can automatic ash ejector, and without the need to the slag in labor cleaning combustion chamber, operational management is convenient.Its five, can preheated air and water, effectively reduce body of heater and outwards dispel the heat, meanwhile, have cooling effect at air intake passage, make furnace body outer wall without the need to arranging heat-insulation layer or only need arranging thinner heat-insulation layer, furnace insulation can be saved in a large number.This device can firing coal dust, coal cinder, biomass fuel, residual oil, stalk and other flammable solid discarded objects, and high-temperature flue gas can be provided to follow-up heat exchanger.It can be used for processing multiple combustible waste material.
As further improvement of the utility model, described outer wall and inwall are in the coaxial cylindrical shape arranged, and the suitable for reading of combustion chamber connects exhaust gases passes through undergauge aditus laryngis.Undergauge aditus laryngis has the effect of unhurried current and locking flue gas, ensures flue gas Thorough combustion in combustion chamber, to reduce discharge and to improve the thermal efficiency.
Be as a further improvement on the present invention, described main air inlet fan comprises rotational flow fan and combustion fan, and rotational flow fan is arranged on air intake passage upper end, and combustion fan is arranged on air intake passage lower end; Be provided with dividing plate in air intake passage and air intake passage be separated into the swirl air duct on top and the combustion-supporting air channel of bottom, corresponding air intake nozzle is also separated into the swirl nozzle on top and the combustion-supporting nozzle of bottom, the spray wind axis line of described swirl nozzle is vortex shape distribution, and the spray wind axis line of combustion-supporting envelope mouth is towards burning pallet.During its work, the air-flow of combustion-supporting nozzle ejection directly blows to burning pallet, support initial combustion, swirl nozzle ejection swirling eddy, drive flue gas rotates, and ensures that the flue gas of heat has the longer time of staying in combustion chamber, makes the imperfect combustion substance Thorough combustion in flue gas, reduce discharge on the one hand, can heat energy be made full use of on the other hand.
For reaching good combustion efficiency, in the short transverse of combustion chamber, the height that swirl nozzle entirety occupies is (1:1) ~ (3:1) with the ratio of the combustion-supporting nozzle-integrated height occupied.The program has taken into account the ratio of initial combustion air and Thorough combustion air, makes burning more thorough.
As further improvement of the utility model, described air intake passage upper end is provided with the current stabilization chamber of annular, and the flow area on the horizontal section of current stabilization chamber reduces from top to bottom gradually.Steady air flow is played in current stabilization chamber, and the air flow energy equilibrium that rotational flow fan is fed is fed to each swirl nozzle downwards.
As further improvement of the utility model, described slag-draining device comprises the scum pipe that arrange corresponding to deslagging gap, is connected with slagging device bottom scum pipe; Driven gear is provided with on the upside of described scum pipe, driven gear is installed in rotation on the outside of vertical feeding device, driven gear is provided with the fall cinder hole corresponding with scum pipe, is provided with scum board on the downside of driven gear, and described driven gear is meshed with the driving gear through driven by motor.
As further improvement of the utility model, described combustion chamber is also connected with auxiliary burner, auxiliary burner is arranged on combustion chamber side top.By the auxiliary combustion of auxiliary burner, make the fuel that this device energy combustion heat value is lower or moisture is larger.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Wherein, 1 slagging device, 2 scum pipes, 3 vertical feeding devices, 4 times air inlet fans, 5 bearings, 6 driven gears, 7 driving gears, 8 deslagging gaps, 9 start-up burners, 10 burning pallets, 11 pipe with spiral pipe, 12 swirl nozzles, 13 inwalls, 14 combustion chambers, 15 outer walls, 16 rotational flow fan, 17 undergauge aditus laryngis, 18 exhaust gases passes, 19 current stabilization chambeies, 20 swirl air duct, 21 auxiliary burners, 22 dividing plates, 23 combustion-supporting air channels, 24 combustion-supporting nozzles, 25 combustion fans, 26 leeward chambeies, 27 fall cinder hole, 28 scum boards, 29 feed hoppers, 30 horizontal feeding devices.
Detailed description of the invention
As shown in Figure 1, for a kind of burner, comprise body of heater, combustion chamber 14 is provided with in body of heater, combustion chamber 14 inner bottom part is provided with burning pallet 10, be provided with leeward chamber 26 on the downside of burning pallet 10, burning pallet 10 is provided with some fresh air inlets and connects leeward chamber 26 and combustion chamber 14, is provided with lower air inlet fan 4 below leeward chamber 26; Bottom of furnace body is provided with vertical feeding device 3, the import of vertical feeding device 3 exports with horizontal feeding device 30 and is connected, the import of horizontal feeding device 30 is provided with feed hopper 29, and the outlet of vertical feeding device 3 connects combustion chamber 14 through leeward chamber 26 and burning pallet 10; The sidewall of combustion chamber 14 is made up of inwall 13 and outer wall 15, and outer wall 15 and inwall 13 are in the coaxial cylindrical shape arranged, and the suitable for reading of combustion chamber 14 connects exhaust gases passes 18 through undergauge aditus laryngis 17.Pipe with spiral pipe 11 is provided with outside inwall 13, air intake passage is left between inwall 13 and outer wall 15, inwall 13 is provided with some air intake nozzles, air intake nozzle connects air intake passage and combustion chamber 14 through the gap of spiral coil, outer wall 15 is provided with the main air inlet fan connecting air intake passage, main air inlet fan comprises rotational flow fan 16 and combustion fan 25, rotational flow fan 16 is arranged on air intake passage upper end, air intake passage upper end is provided with the current stabilization chamber 19 of annular, and the flow area on the horizontal section of current stabilization chamber 19 reduces from top to bottom gradually; Combustion fan 25 is arranged on air intake passage lower end; Be provided with dividing plate 22 in air intake passage and air intake passage be separated into the swirl air duct 20 on top and the combustion-supporting air channel 23 of bottom, corresponding air intake nozzle is also separated into the swirl nozzle 12 on top and the combustion-supporting nozzle 24 of bottom, the spray wind axis line of swirl nozzle 12 is vortex shape distribution, the spray wind axis line of combustion-supporting envelope mouth is towards burning pallet 10, and the height that swirl nozzle 12 entirety occupies is (1:1) ~ (3:1) with the ratio of the height that combustion-supporting nozzle 24 entirety occupies.Body of heater is also provided with the start-up burner 9 running through outer wall 15 and inwall 13; Deslagging gap 8 is left in burning pallet 10 periphery, and connect slag-draining device below deslagging gap 8, slag-draining device comprises the scum pipe 2 that arrange corresponding to deslagging gap 8, is connected with slagging device 1 bottom scum pipe 2; Driven gear 6 is provided with on the upside of scum pipe 2, driven gear 6 is installed in rotation on the outside of vertical feeding device 3 through bearing 5, driven gear 6 is provided with the fall cinder hole 27 corresponding with scum pipe 2, be provided with scum board 28 on the downside of driven gear 6, driven gear 6 is meshed with the driving gear 7 through driven by motor.Combustion chamber 14 is also connected with auxiliary burner 21, and auxiliary burner 21 is arranged on combustion chamber 14 upper lateral part.
During work, for the material that burns by after horizontal feeding device 30 and vertical feeding device 3 to feed in combustion chamber 14, solid accumulation burning on burning pallet 10, start-up burner 9 can supply initial ignition, and auxiliary burner 21 can auxiliary combustion; Lower air inlet fan 4 can feed oxygen support burning to fuel inside, in combustion chamber 14, combustible material lights rear sustainable burning, support that the oxygen of burning also feeds from air intake passage, and spray into combustion chamber 14 through air intake nozzle, the air-flow that combustion-supporting nozzle 24 sprays directly blows to burning pallet 10, support initial combustion, swirl nozzle 12 sprays swirling eddy, drive flue gas rotates, and ensures that the flue gas of heat has the longer time of staying in combustion chamber 14, makes the imperfect combustion substance Thorough combustion in flue gas, reduce discharge on the one hand, can heat energy be made full use of on the other hand.The flue gas forming high temperature after burning rises, and forms high-temperature flue gas, enters exhaust gases passes 18, can arrange aqueous medium heat exchanger in exhaust gases passes 18, can be used to produce hot water or steam.When the slag produced after burning is too much, can falls from burning pallet 10 edge, and discharge from slag-draining device further.Driving gear 7 drives driven gear 6 to rotate, and slag is constantly scraped in scum pipe 2 by scum board 28; In combustion, the water in pipe with spiral pipe 11 is heated, can preheating water or direct output steam, and the air in inlet channel also can be preheated, and improves efficiency of utilization.This device is mainly used in output heat smoke, that it changes the structure of conventional boiler, and its beneficial effect is: one, the small volume of body of heater, flexible arrangement, and the thermal efficiency is high; Its two, body of heater burn time vibration, can not heat exchanger part have an impact; Its three, automatically can feed fuel; Its four, the slag after burning can automatic ash ejector, and without the need to the slag in labor cleaning combustion chamber 14, operational management is convenient.Its five, can preheated air and water, effectively reduce body of heater and outwards dispel the heat, meanwhile, have cooling effect at air intake passage, make furnace body outer wall 15 without the need to arranging heat-insulation layer or only need arranging thinner heat-insulation layer, furnace insulation can be saved in a large number.This device can firing coal dust, coal cinder, biomass fuel, residual oil, stalk and other flammable solid discarded objects, and high-temperature flue gas can be provided to follow-up heat exchanger.It can be used for processing multiple combustible waste material.
The utility model is not limited to above-described embodiment; on the basis of technical scheme disclosed in the utility model; those skilled in the art is according to disclosed technology contents; do not need performing creative labour just can make some to some technical characteristics wherein to replace and distortion, these are replaced and are out of shape all in protection domain of the present utility model.

Claims (7)

1. a burner, comprise body of heater, combustion chamber is provided with in body of heater, described top of combustion chamber is provided with exhaust gases passes, it is characterized in that: combustion chamber inner bottom part is provided with burning pallet, be provided with leeward chamber on the downside of burning pallet, burning pallet is provided with some fresh air inlets and connects leeward chamber and combustion chamber, is provided with lower air inlet fan below leeward chamber; Bottom of furnace body is provided with vertical feeding device, and the import of described vertical feeding device exports with horizontal feeding device and is connected, and the import of horizontal feeding device is provided with feed hopper, and the outlet of vertical feeding device connects combustion chamber through leeward chamber and burning pallet; The sidewall of described combustion chamber is made up of inner and outer wall, pipe with spiral pipe is provided with outside inwall, air intake passage is left between inner and outer wall, described inwall is provided with some air intake nozzles, air intake nozzle connects air intake passage and combustion chamber through the gap of spiral coil, and outer wall is provided with the main air inlet fan connecting air intake passage; Body of heater is also provided with the start-up burner running through outer wall and inwall; Deslagging gap is left in burning pallet periphery, and deslagging connects slag-draining device below gap.
2. a kind of burner according to claim 1, is characterized in that: described outer wall and inwall are in the coaxial cylindrical shape arranged, and the suitable for reading of combustion chamber connects exhaust gases passes through undergauge aditus laryngis.
3. a kind of burner according to claim 1, is characterized in that: described main air inlet fan comprises rotational flow fan and combustion fan, and rotational flow fan is arranged on air intake passage upper end, and combustion fan is arranged on air intake passage lower end; Be provided with dividing plate in air intake passage and air intake passage be separated into the swirl air duct on top and the combustion-supporting air channel of bottom, corresponding air intake nozzle is also separated into the swirl nozzle on top and the combustion-supporting nozzle of bottom, the spray wind axis line of described swirl nozzle is vortex shape distribution, and the spray wind axis line of combustion-supporting envelope mouth is towards burning pallet.
4. a kind of burner according to claim 3, is characterized in that: in the short transverse of combustion chamber, and the height that swirl nozzle entirety occupies is (1:1) ~ (3:1) with the ratio of the combustion-supporting nozzle-integrated height occupied.
5. a kind of burner according to claim 3, is characterized in that: described air intake passage upper end is provided with the current stabilization chamber of annular, and the flow area on the horizontal section of current stabilization chamber reduces from top to bottom gradually.
6. a kind of burner according to claim 1-5 any one, is characterized in that: described slag-draining device comprises the scum pipe that arrange corresponding to deslagging gap, is connected with slagging device bottom scum pipe; Driven gear is provided with on the upside of described scum pipe, driven gear is installed in rotation on the outside of vertical feeding device, driven gear is provided with the fall cinder hole corresponding with scum pipe, is provided with scum board on the downside of driven gear, and described driven gear is meshed with the driving gear through driven by motor.
7. a kind of burner according to claim 1-5 any one, is characterized in that: described combustion chamber is also connected with auxiliary burner, and auxiliary burner is arranged on combustion chamber side top.
CN201520375721.0U 2015-06-03 2015-06-03 Burner Expired - Fee Related CN204829879U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520375721.0U CN204829879U (en) 2015-06-03 2015-06-03 Burner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520375721.0U CN204829879U (en) 2015-06-03 2015-06-03 Burner

Publications (1)

Publication Number Publication Date
CN204829879U true CN204829879U (en) 2015-12-02

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Application Number Title Priority Date Filing Date
CN201520375721.0U Expired - Fee Related CN204829879U (en) 2015-06-03 2015-06-03 Burner

Country Status (1)

Country Link
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109237463A (en) * 2018-11-07 2019-01-18 云南农业大学 A kind of biomass combustion furnace using two phase flow high-efficient purification
CN109695871A (en) * 2019-01-03 2019-04-30 崔小勤 A kind of heating boiler device and method thereof based on biomass fuel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109237463A (en) * 2018-11-07 2019-01-18 云南农业大学 A kind of biomass combustion furnace using two phase flow high-efficient purification
CN109695871A (en) * 2019-01-03 2019-04-30 崔小勤 A kind of heating boiler device and method thereof based on biomass fuel

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151202

Termination date: 20190603