CN209213825U - A kind of Verital coal-fired boiler changes the device of fired biomass fuel - Google Patents
A kind of Verital coal-fired boiler changes the device of fired biomass fuel Download PDFInfo
- Publication number
- CN209213825U CN209213825U CN201821972160.2U CN201821972160U CN209213825U CN 209213825 U CN209213825 U CN 209213825U CN 201821972160 U CN201821972160 U CN 201821972160U CN 209213825 U CN209213825 U CN 209213825U
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- Prior art keywords
- fire tube
- burning
- fired
- burner hearth
- fiery disk
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Abstract
The utility model discloses the devices that a kind of Verital coal-fired boiler changes fired biomass fuel, including burner hearth, it is characterized by: being provided with thorax mouth below the burner hearth sidewall, exhaust fan is installed on the thorax mouth, it is provided with burning fiery disk above the burner hearth cavity, is uniformly disposed with multiple through-holes in the burning fiery disk.By the way that bio-fuel is put into burning fiery disk, exhaust fan is blown into a large amount of air into burning fiery disk by through-hole, bio-fuel is set to be in the state for not stopping rolling, it can be rolled in burning fiery disk using bio-fuel and contact a large amount of air, bio-fuel is in half fluidized state, it being capable of full combustion, its flare is up to 1.5 ~ 2m, discharge enough heats, meet boiler heat requirement, it can cmpletely burn, black smoke and dust will not be generated, a small amount of coking coke button can be purged in the case where not blowing out.
Description
Technical field
Biomass technical field is burned the utility model relates to coal-burning boiler more particularly to a kind of Verital coal-fired boiler changes burning
The device of biomass fuel.
Background technique
Verital coal-fired boiler changes fired biomass fuel and is generally used combustor at present, and usually used biomass fuel is former
Material is the woods bamboo that discards after trimming, steam oil is discarded cinnamomum camphora branch, dry, leaf, belong to the comprehensive utilization of solid waste branches and leaves, abundant raw material,
Heat is big (more than 4000 kilocalories).
Patent No. CN201620219576.1, applying date 2016-03-22 disclose a kind of novel vertical type and efficiently save
It can environment-protection boiler, including boiler body, inner lining, the upper bladder body above inner lining, interior plate floral disc, drop-bottom and annular cigarette
Road, annular water interlayer, air-introduced machine and dust-extraction unit；Wherein inside of boiler body is equipped with combustion chamber and horizontal water tube, on boiler upper bladder body
Portion is equipped with pore and couples decline fire tube, and decline fire tube is connect with liner plate floral disc, while being connected and being located under interior plate floral disc
The ring-shaped flue in portion；The ring-shaped flue is provided with smoke outlet, which connects air-introduced machine, is provided in air-introduced machine exit
Dust-extraction unit, the annular water interlayer are provided with water inlet between interior plate floral disc and drop-bottom, press from both sides in annular water
Layer top be provided with communicating pipe and with boiler body connection.
Above-mentioned patent is the integrated design by feedwater preheater, separately matches preheater different from conventional boiler, is saved
Cost, internal furnace flow of flue gas are set as upper and lower reciprocal coil structure, and high-temperature flue gas flow process in flue is long, improves
The utilization rate of thermal energy saves fuel energy and operating cost.But biomass fuel, in liner plate floral disc, biomass cannot be complete
Full burning, contains and does not steam most oil content on a small quantity, generates a large amount of black smokes and coking when burning, over-emitting black exhaust when burning.
Utility model content
The purpose of the utility model is to overcome the above-mentioned problems in the prior art, provide a kind of Verital coal-fired boiler
Change the device of fired biomass fuel, biomass fuel completely burned under half fluidized state can be made, do not generate black smoke, removes cigarette
Dust in mist, avoids environmental pollution.
A kind of Verital coal-fired boiler changes the device of fired biomass fuel, including burner hearth, it is characterised in that: the burner hearth sidewall
Lower section is provided with thorax mouth, and exhaust fan is equipped on the thorax mouth, is provided with burning fiery disk, the burning above the burner hearth cavity
Multiple through-holes are uniformly disposed in fiery disk.
The side of the burner hearth is provided with inclined feed well, described feed well one end and ground face contact, other end installation
In the upper side of burner hearth, and it being provided with material mouth, the material mouth is communicated with sliding slot, and the top of burning fiery disk is arranged in the sliding slot,
The end of the feed well is provided with decelerating motor, auger is provided in the feed well, the auger is connected to motor, described
Motor is connected with frequency converter, and the frequency converter is connected with switch, and the switch is connected with power supply.
Hopper is provided on the feed well.
The diameter of the burning fiery disk is Φ 300mm, and the diameter of the through-hole is Φ 6mm.
The burner hearth is connected with fire tube ectosome by flange, and the inner cavity of the fire tube ectosome is provided with outer layer fire tube, described outer
The inner cavity of layer fire tube is provided with middle layer fire tube, and the inner cavity of the middle layer fire tube is provided with internal layer fire tube, under the internal layer fire tube
Port is connected to the upper port of burning fiery disk, and the upper end of the middle layer fire tube is provided with furnace roof, and fire tube ectosome upper end is set
It is equipped with outer furnace roof, outlet flue is provided on side wall, the internal layer fire tube, middle layer fire tube and outer layer fire tube are arranged with multiple ash discharges
Hole.
It is provided with ash discharge oralia between the inner wall of the burner hearth and the outer wall for fiery disk of burning, is provided with tune wind on the thorax mouth
Plate is provided with upper furnace door and lower furnace door on the side wall of the burner hearth, and the upper furnace door is corresponding with burning fiery disk, the lower furnace door
The lower section of upper furnace door is set.
Using the utility model has the advantage of.
1, by the way that biomass fuel to be put into burning fiery disk, exhaust fan is blown by through-hole into burning fiery disk a large amount of
Air makes biomass fuel, in the state for not stopping rolling, can roll and connect in burning fiery disk in the fiery disk of burning
A large amount of air is touched, half fluidized state is in always, is fully burned, flare is up to 1.5 ~ 2m, enough heats are discharged,
Meet boiler heat requirement, can cmpletely burn, black smoke and dust will not be generated, a small amount of coking coke button of generation can be not
It is purged in the case where blowing out.
2, by decelerating motor drive auger rotation, fuel can be automatically entered into burning fiery disk in, reach automatically into
The effect of material, high degree of automation improve working efficiency, while the classification of decelerating motor transmission ratio is fine, and range of choice is wide, revolving speed
Type spectrum is wide, and range i=2-28800, low energy consumption, superior performance, and retarder efficiency is up to 96 percent, with small vibration, noise
It is low, while can be rotated in positive and negative both direction by frequency converter using motor, when fed material from being blocked, motor anyway can be passed through
To realize dredging charging.
3, fuel is made to uniformly enter feed well convenient for the speed of control charging by the feed hopper of attached with frequency converters.
4, the through-hole for being Φ 6mm by diameter had both guaranteed that gas was able to enter burning fiery disk and makes fuel tumbling state, can also
To guarantee that bio-fuel will not leak down out of through-hole.
5, it is discharged fume outward by fire tube, when smog passes through fire tube, the dust in smog is scattered in burner hearth by ash-hole,
Dust is retained in burner hearth, prevents black smoke and dust that pollution environment is discharged, plays environmental-protection function.
6, it is convenient for for the dust collected in vivo outside fire tube being discharged into burner hearth by ash discharge oralia, it is adjustable by air regulating board
The size of thorax mouth is convenient to clean burner hearth cavity by upper furnace door and lower furnace door and ash-hole to control the intake of thorax mouth.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Appended drawing reference: 1, hopper, 2, auger, 3, power supply, 4, switch, 5, frequency converter, 6, sliding slot, 7, internal layer fire tube, 8, go out
Mouth, 9, fire tube ectosome, 10, decelerating motor, 11, material mouth, 12, burner hearth, 13, ash discharge oralia, 14, upper furnace door, 15, burning fire
Disk, 16, lower furnace door, 17, upper furnace roof, 18, outer furnace roof, 19, middle layer fire tube, 20, flange, 21, air regulating board, 22, exhaust fan, 23,
Thorax mouth, 24, outer layer fire tube, 25, through-hole, 26, feed well, 27, ash-hole.
Specific embodiment
The utility model is described further with reference to the accompanying drawing.
Embodiment 1
As shown in Figure 1, a kind of Verital coal-fired boiler changes the device of fired biomass fuel, including burner hearth 12, the burner hearth 12
It is provided with thorax mouth 23 below side wall, exhaust fan 22 is installed on the thorax mouth 23, is provided with burning above 12 inner cavity of burner hearth
Fiery disk 15 is uniformly disposed with multiple through-holes 25 in the burning fiery disk 15.
In biomass fuel being put into first in fiery disk 15 of burning, some industrial alcohol are being sprinkled into, are lighting alcohol with open fire,
Ignite biomass fuel, after biomass fuel combustion, starts exhaust fan 22, is sent into air into burner hearth 12 in exhaust fan 22, so
Air makes biomass fuel under half fluidized state of inner cavity of burning fiery disk 15 by through-hole 25 into the inner cavity of burning fiery disk 15 afterwards
Completely burned, flare are up to 1.5 ~ 2m, meet boiler heat requirement, and the smog for generation of burning is introduced into internal layer fire tube 7, smog
Dust a part fallen in fire tube ectosome 9 from internal layer fire tube 7, remaining smog by ash-hole 27 enter middle layer fire tube 19
In, the another part of dust in smog is fallen in fire tube ectosome 9, and remaining smog enters outer layer fire tube 24 by ash-hole 27
In, the dust remainder in smog is fallen in fire tube ectosome 9, and the smog after dedusting is discharged finally by outlet flue 8, is passed through
Bio-fuel is put into burning fiery disk 15, exhaust fan 22 is blown into a large amount of air into burning fiery disk 15 by through-hole 25, makes
Bio-fuel is in the state for not stopping rolling, can be rolled in burning fiery disk 15 using bio-fuel and contact is a large amount of empty
Gas, bio-fuel are in half fluidized state, can full combustion, flare is up to 1.5 ~ 2m, discharges enough heats, meet pot
Furnace thermal requirement can cmpletely burn, and will not generate black smoke and dust, a small amount of coking coke button can be in the case where not blowing out
It is purged.
Embodiment 2
As shown in Figure 1, a kind of Verital coal-fired boiler changes the device of fired biomass fuel, including burner hearth 12, the burner hearth 12
It is provided with thorax mouth 23 below side wall, exhaust fan 22 is installed on the thorax mouth 23, is provided with burning above 12 inner cavity of burner hearth
Fiery disk 15 is uniformly disposed with multiple through-holes 25 in the burning fiery disk 15.
The side of the burner hearth 12 is provided with inclined feed well 26, described 26 one end of feed well and ground face contact, another
End is mounted on the upper side of burner hearth 12, and is provided with material mouth 11, and the material mouth 11 is communicated with sliding slot 6, and the setting of sliding slot 6 is being fired
It makes a fire the top of disk 15, the end of the feed well 26 is provided with decelerating motor 10, is provided with auger 2 in the feed well 26,
The auger 2 is connect with motor 10, and the motor (10) is connected with frequency converter 5, and the frequency converter 5 is connected with switch 4, described to open
It closes 4 and is connected with power supply 3.
Hopper 1 is provided on the feed well 26.
The diameter of the burning fiery disk 15 is Φ 300mm, and the diameter of the through-hole 25 is Φ 6mm, and distance is according to 16*16mm
Distribution.
In biomass fuel being put into first in fiery disk 15 of burning, some industrial alcohol are being sprinkled into, are lighting alcohol with open fire,
Ignite biomass fuel, after biomass fuel combustion, starts exhaust fan 22, is sent into air into burner hearth 12 in exhaust fan 22, so
Air makes biomass fuel under half fluidized state of inner cavity of burning fiery disk 15 by through-hole 25 into the inner cavity of burning fiery disk 15 afterwards
Completely burned, flare are up to 1.5 ~ 2m, meet boiler heat requirement, and the smog for generation of burning is introduced into internal layer fire tube 7, smog
Dust a part fallen in fire tube ectosome 9 from internal layer fire tube 7, remaining smog by ash-hole 27 enter middle layer fire tube 19
In, the another part of dust in smog is fallen in fire tube ectosome 9, and remaining smog enters outer layer fire tube 24 by ash-hole 27
In, the dust remainder in smog is fallen in fire tube ectosome 9, and the smog after dedusting is discharged finally by outlet flue 8, is passed through
Bio-fuel is put into burning fiery disk 15, exhaust fan 22 is blown into a large amount of air into burning fiery disk 15 by through-hole 25, makes
Bio-fuel is in the state for not stopping rolling, can be rolled in burning fiery disk 15 using bio-fuel and contact is a large amount of empty
Gas, bio-fuel are in half fluidized state, can full combustion, flare is up to 1.5 ~ 2m, discharges enough heats, meet pot
Furnace thermal requirement can cmpletely burn, and will not generate black smoke and dust, a small amount of coking coke button can be in the case where not blowing out
It is purged.
It drives auger 2 to rotate by decelerating motor 10, fuel can be automatically entered into burning fiery disk 15, reach automatic
The effect of charging, high degree of automation improve working efficiency, while the classification of 10 transmission ratio of decelerating motor is fine, and range of choice is wide,
Rotary speed type spectrum width, range i=2-28800, low energy consumption, superior performance, and retarder efficiency is up to 96 percent, with small vibration, makes an uproar
Sound is low, while can be rotated in positive and negative both direction by frequency converter using motor, can be by anyway electric when fed material from being blocked
Machine dredges charging to realize.
It is that fuel uniformly enters feed well by feed hopper 1 convenient for the speed of control charging.
The through-hole 25 for being Φ 6mm by diameter had both guaranteed that gas was able to enter burning fiery disk 15 and makes fuel tumbling state,
It can guarantee that bio-fuel will not leak down out of through-hole.
Embodiment 3
As shown in Figure 1, a kind of Verital coal-fired boiler changes the device of fired biomass fuel, including burner hearth 12, the burner hearth 12
It is provided with thorax mouth 23 below side wall, exhaust fan 22 is installed on the thorax mouth 23, is provided with burning above 12 inner cavity of burner hearth
Fiery disk 15 is uniformly disposed with multiple through-holes 25 in the burning fiery disk 15.
The side of the burner hearth 12 is provided with inclined feed well 26, described 26 one end of feed well and ground face contact, another
End is mounted on the upper side of burner hearth 12, and is provided with material mouth 11, and the material mouth 11 is communicated with sliding slot 6, and the setting of sliding slot 6 is being fired
It makes a fire the top of disk 15, the end of the feed well 26 is provided with decelerating motor 10, is provided with auger 2 in the feed well 26,
The auger 2 is connect with motor 10, and the motor (10) is connected with frequency converter 5, and the frequency converter 5 is connected with switch 4, described to open
It closes 4 and is connected with power supply 3.
Hopper 1 is provided on the feed well 26.
The diameter of the burning fiery disk 15 is Φ 300mm, and the diameter of the through-hole 25 is Φ 6mm.
The burner hearth 12 is connected with fire tube ectosome 9 by flange 20, and the inner cavity of the fire tube ectosome 9 is provided with outer layer fire tube
24, the inner cavity of the outer layer fire tube 24 is provided with middle layer fire tube 19, and the inner cavity of the middle layer fire tube 19 is provided with internal layer fire tube 7,
The lower port of the internal layer fire tube 7 is connected to the upper port of burning fiery disk 15, and the upper end of the middle layer fire tube 19 is provided with furnace
Top 17,9 upper end of fire tube ectosome is provided with outer furnace roof 18, and outlet flue 8, the internal layer fire tube 7, middle layer fire are provided on side wall
Pipe 19 and outer layer fire tube 24 are arranged with multiple ash-holes 27.
It is provided with ash discharge oralia 13 between the inner wall of the burner hearth 12 and the outer wall for fiery disk 15 of burning, is set on the thorax mouth 23
It is equipped with air regulating board 21, upper furnace door 14 and lower furnace door (16), the upper furnace door 14 and burning are provided on the side wall of the burner hearth 12
Fiery disk 15 is corresponding, and the lower section of upper furnace door 14 is arranged in the lower furnace door 16.
In biomass fuel being put into first in fiery disk 15 of burning, some industrial alcohol are being sprinkled into, are lighting alcohol with open fire,
Ignite biomass fuel, after biomass fuel combustion, starts exhaust fan 22, is sent into air into burner hearth 12 in exhaust fan 22, so
Air makes biomass fuel under half fluidized state of inner cavity of burning fiery disk 15 by through-hole 25 into the inner cavity of burning fiery disk 15 afterwards
Completely burned, flare are up to 1.5 ~ 2m, meet boiler heat requirement, and the smog for generation of burning is introduced into internal layer fire tube 7, smog
Dust a part fallen in fire tube ectosome 9 from internal layer fire tube 7, remaining smog by ash-hole 27 enter middle layer fire tube 19
In, the another part of dust in smog is fallen in fire tube ectosome 9, and remaining smog enters outer layer fire tube 24 by ash-hole 27
In, the dust remainder in smog is fallen in fire tube ectosome 9, and the smog after dedusting is discharged finally by outlet flue 8, is passed through
Bio-fuel is put into burning fiery disk 15, exhaust fan 22 is blown into a large amount of air into burning fiery disk 15 by through-hole 25, makes
Bio-fuel is in the state for not stopping rolling, can be rolled in burning fiery disk 15 using bio-fuel and contact is a large amount of empty
Gas, bio-fuel are in half fluidized state, can full combustion, flare is up to 1.5 ~ 2m, discharges enough heats, meet pot
Furnace thermal requirement can cmpletely burn, and will not generate black smoke and dust, a small amount of coking coke button can be in the case where not blowing out
It is purged.
It drives auger 2 to rotate by decelerating motor 10, fuel can be automatically entered into burning fiery disk 15, reach automatic
The effect of charging, high degree of automation improve working efficiency, while the classification of 10 transmission ratio of decelerating motor is fine, and range of choice is wide,
Rotary speed type spectrum width, range i=2-28800, low energy consumption, superior performance, and retarder efficiency is up to 96 percent, with small vibration, makes an uproar
Sound is low, while can be rotated in positive and negative both direction by frequency converter using motor, can be by anyway electric when fed material from being blocked
Machine dredges charging to realize.
It is that fuel uniformly enters feed well by feed hopper 1 convenient for the speed of control charging.
The through-hole 25 for being Φ 6mm by diameter had both guaranteed that gas was able to enter burning fiery disk 15 and makes fuel tumbling state,
It can guarantee that bio-fuel will not leak down out of through-hole.
It is discharged fume outward by fire tube, when smog passes through fire tube, the dust in smog is scattered in burner hearth by ash-hole, will
Dust is retained in burner hearth, is prevented black smoke and dust that pollution environment is discharged, is played environmental-protection function.
It is convenient for for the dust collected in vivo outside fire tube being discharged into burner hearth by ash discharge oralia 13, can be adjusted by air regulating board 21
The size of whole thorax mouth 23 is convenient to clean in burner hearth to control the intake of thorax mouth 23 by upper furnace door 165 and lower furnace door 17
Chamber.
In the description of the present invention, it should be noted that term " upper end ", " lower end ", " left end ", " right end " etc. refer to
The orientation or positional relationship shown is to be based on the orientation or positional relationship shown in the drawings or when utility model product uses is used
The orientation or positional relationship often put, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of utility model.
The specific embodiment of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
The limitation to the application protection scope therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, under the premise of not departing from technical scheme design, various modifications and improvements can be made, these belong to this
The protection scope of application.
Claims (6)
1. a kind of Verital coal-fired boiler changes the device of fired biomass fuel, including burner hearth (12), it is characterised in that: the burner hearth
(12) it is provided with thorax mouth (23), is equipped with exhaust fan (22) on the thorax mouth (23), on burner hearth (12) inner cavity below side wall
Side is provided with burning fiery disk (15), is uniformly disposed with multiple through-holes (25) on the burning fiery disk (15).
2. the device that a kind of Verital coal-fired boiler as described in claim 1 changes fired biomass fuel, it is characterised in that: the furnace
The side of thorax (12) is provided with inclined feed well (26), and described feed well (26) one end and ground face contact, the other end are mounted on
The upper side of burner hearth (12), and material mouth (11) are provided with, the material mouth (11) is communicated with sliding slot (6), and sliding slot (6) setting exists
The top of burning fiery disk (15), the end of the feed well (26) are provided with decelerating motor (10), are set in the feed well (26)
It is equipped with auger (2), the auger (2) connect with motor (10), and the motor (10) is connected with frequency converter (5), the frequency converter
(5) it is connected with switch (4), the switch (4) is connected with power supply (3).
3. the device that a kind of Verital coal-fired boiler as claimed in claim 2 changes fired biomass fuel, it is characterised in that: it is described into
Hopper (1) is provided on hopper (26).
4. the device that a kind of Verital coal-fired boiler as described in claim 1 changes fired biomass fuel, it is characterised in that: the combustion
The diameter of disk (15) of making a fire is Φ 300mm, and the diameter of the through-hole (25) is Φ 6mm.
5. the device that a kind of Verital coal-fired boiler as described in claim 1 changes fired biomass fuel, it is characterised in that: the furnace
Thorax (12) is connected with fire tube ectosome (9) by flange (20), and the inner cavity of the fire tube ectosome (9) is provided with outer layer fire tube (24), institute
The inner cavity for stating outer layer fire tube (24) is provided with middle layer fire tube (19), and the inner cavity of the middle layer fire tube (19) is provided with internal layer fire tube
(7), the lower port of the internal layer fire tube (7) is connected to the upper port of burning fiery disk (15), the upper end of the middle layer fire tube (19)
It is provided with furnace roof (17), fire tube ectosome (9) upper end is provided with outer furnace roof (18), and outlet flue (8), institute are provided on side wall
It states internal layer fire tube (7), middle layer fire tube (19) and outer layer fire tube (24) and is arranged with multiple ash-holes (27).
6. the device that a kind of Verital coal-fired boiler as described in claim 1 changes fired biomass fuel, it is characterised in that: the furnace
It is provided with ash discharge oralia (13) between the inner wall of thorax (12) and the outer wall of burning fiery disk (15), is provided with tune on the thorax mouth (23)
Aerofoil (21) is provided with upper furnace door (14) and lower furnace door (16), the upper furnace door (14) and combustion on the side wall of the burner hearth (12)
The disk (15) that makes a fire is corresponding, lower section of lower furnace door (16) setting in upper furnace door (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821972160.2U CN209213825U (en) | 2018-11-28 | 2018-11-28 | A kind of Verital coal-fired boiler changes the device of fired biomass fuel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821972160.2U CN209213825U (en) | 2018-11-28 | 2018-11-28 | A kind of Verital coal-fired boiler changes the device of fired biomass fuel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209213825U true CN209213825U (en) | 2019-08-06 |
Family
ID=67461745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821972160.2U Expired - Fee Related CN209213825U (en) | 2018-11-28 | 2018-11-28 | A kind of Verital coal-fired boiler changes the device of fired biomass fuel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209213825U (en) |
-
2018
- 2018-11-28 CN CN201821972160.2U patent/CN209213825U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20190806 Termination date: 20191128 |