CN109237507A - For the energy-saving biomass fuel feeding system of thermal power plant boiler and its method of feeding - Google Patents
For the energy-saving biomass fuel feeding system of thermal power plant boiler and its method of feeding Download PDFInfo
- Publication number
- CN109237507A CN109237507A CN201811138804.2A CN201811138804A CN109237507A CN 109237507 A CN109237507 A CN 109237507A CN 201811138804 A CN201811138804 A CN 201811138804A CN 109237507 A CN109237507 A CN 109237507A
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- Prior art keywords
- fuel
- crawler belt
- several
- motor
- boiler
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K1/00—Preparation of lump or pulverulent fuel in readiness for delivery to combustion apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K3/00—Feeding or distributing of lump or pulverulent fuel to combustion apparatus
- F23K3/02—Pneumatic feeding arrangements, i.e. by air blast
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K3/00—Feeding or distributing of lump or pulverulent fuel to combustion apparatus
- F23K3/22—Controlling thickness of fuel bed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K2200/00—Pretreatment and supply of solid fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K2201/00—Pretreatment of solid fuel
- F23K2201/10—Pulverizing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K2203/00—Feeding arrangements
- F23K2203/008—Feeding devices for pulverulent fuel
Abstract
The invention discloses the energy-saving biomass fuel feeding systems for thermal power plant boiler, including attaching frame, broken box, conveying storehouse, material feed drum and the first hydraulic pump, several diaphragm plates are arranged in parallel in the middle part of the attaching frame, and several described diaphragm plate one end are vertically installed with mediastinum.The beneficial effects of the present invention are: cutter side is scraped fuel and is cut, and fuel is opposite with the rotation direction of scraper, the collision probability of increased scraper and fuel, scraper is improved to the crush efficiency and degree of grinding of fuel, crushes fuel more complete, fuel combustion is more sufficiently, completely, improve the thermal energy conversion ratio of fuel, make boiler when generating the electricity of equivalent, biomass fuel used is less, ensure that the energy saving of feed system work；Biomass fuel is squeezed by the way that pressure dynamic plate is up and down, density when fuel being made to put into boiler is bigger, increases the containing quantity in boiler to fuel, prevents fuel to causing to block in boiler.
Description
Technical field
The present invention relates to a kind of feeding systems, energy-saving biomass fuel feeding system particularly for thermal power plant boiler and
Its method of feeding belongs to biomass fuel feeding system applied technical field.
Background technique
Boiler is indispensable in steam power plant, and fuel burns in the boiler, is converted into electric energy using thermal energy and generates electricity, raw
Biomass fuel: referring to biological material burning as fuel, generally mainly agriculture and forestry organic waste material (such as stalk, sawdust, sugarcane
Slag, rice chaff etc.), the main distinction is in fossil fuel, and the utilization rate of biomass fuel combustion power generation in the boiler is higher and higher, feed
The main function of system is that biomass fuel is constantly fed into boiler to carry out combustion power generation.
The existing biomass fuel feeding system for thermal power plant boiler remains many shortcomings, existing
For biomass fuel feeding system for thermal power plant boiler when supplying biomass fuel into boiler, biomass fuel is in boiler
Not enough completely, sufficiently, efficiency of combustion is low for middle burning, and biomass fuel needed for the electricity generated after isodose burning is more,
The energy saving of feed system feed burning is poor, and feeding system, when being fed to boiler, biomass fuel easily causes to seal to boiler
It is stifled, cause the calory burning distribution of fuel in the boiler not uniform enough, converting heat is that the efficiency of electricity is slow.
Summary of the invention
The object of the invention is that existing to solve the existing biomass fuel feeding system for thermal power plant boiler
When supplying biomass fuel into boiler, biomass fuel burns not enough completely, sufficiently in the boiler, and efficiency of combustion is low, and same
Biomass fuel needed for the electricity generated after equivalent burning is more, and the energy saving of feed system feed burning is poor, and is fed system
When being fed to boiler, biomass fuel easily causes to block system to boiler, leads to the calory burning distribution of fuel in the boiler not
Enough uniform, converting heat is the slow problem of the efficiency of electricity, and proposes that the energy-saving biomass fuel for thermal power plant boiler is fed
System and its method of feeding.
The purpose of the present invention can be achieved through the following technical solutions: the energy-saving biomass fuel for thermal power plant boiler supplies
Material system, including attaching frame, broken box, conveying storehouse, material feed drum and the first hydraulic pump, if being arranged in parallel in the middle part of the attaching frame
A dry diaphragm plate, and several described diaphragm plate one end are vertically installed with midfeather, several described diaphragm plates and several
It is enclosed between the midfeather equipped with several slots of casing, different size of biomass fuel can be put by several vanning slots
Case, improves the space utilization rate of the system and the appearance carrying capacity to fuel, and attaching frame one end upper horizontal is provided with first
Motor, and the first motor parallel beneath is provided with the second motor, one end is vertically arranged with broken box in the middle part of the attaching frame,
And attaching frame bottom one end is provided with the conveying storehouse of hollow, rectangular structure, the first motor and second motor one end
Output shaft on be arranged with crawler belt and lower crawler belt respectively, be hollow structure, both ends in the middle part of the upper crawler belt and lower crawler belt
For arc-shaped structure, and several cylindrical material feed drums and cylindrical the are arranged among the upper crawler belt and lower crawler belt
One hydraulic pump；
It is arranged with bearing in the middle part of several described material feed drums, and is arranged with transmission on the bearing and the first hydraulic pump
Gear is provided with logical hopper inside several material feed drums, and described material feed drum one end is provided through asepwirator pump, asepwirator pump pair
Air-breathing inside conveying storehouse, fuel are passed through material feed drum from feed well, fuel are passed through in thermal power plant boiler by material feed drum and is carried out
Burning, and the material feed drum and first hydraulic pump one end side wall are provided with third motor, the third motor outer ring rotating connects
It is connected to rolling band, is provided through feed well in the middle part of the third motor, and the logical hopper both ends are symmetrical arranged that there are two the
Two hydraulic pumps, the logical hopper two sides are arranged symmetrically, and there are two the 5th motors；
Wherein, one end is provided through the second hydraulic stem, the weldering of second hydraulic stem bottom inside second hydraulic pump
It is connected to arc-shaped pressure dynamic plate, the second hydraulic pump drives the up and down fuel to supply of pressure dynamic plate to squeeze, after extrusion, leads to material
5th motor at slot both ends is rotated by scraping delivery plate drives fuel to scrape to be sent into boiler and burns, and makes to supply cylinder to supplying in boiler
It is more uniform to feeding, it is distributed the calory burning of boiler fuel more comprehensively；
Described 5th motor one end is rotatably connected to cylindrical shaft, and there are four the settings of the radians such as described shaft side wall
The scraping delivery plate of rectangle；
One end is provided through the first hydraulic stem inside first hydraulic pump, and first hydraulic stem one end is longitudinally set
Being equipped with cylindrical the first hydraulic stem of pushing block drives the pushing block of titanium alloy material to carry out front and back promotion to the fuel in boiler
Activity keeps the activity when fuel combustion in boiler higher；
It is horizontally disposed in the middle part of the conveying storehouse to have the slot rolling to match with rolling band, and one end side wall inside the conveying storehouse
Equidistantly it is provided through several air-blowing pump；
The broken box both ends are provided through two third hydraulic pumps, and are provided at the broken box bottom margin
The arc-shaped card slot of several indents, the equal level in broken box side wall both ends are provided through two and third hydraulic pump phase
The hollow conveying pipeline matched facilitates conveying biomass fuel by conveying pipeline, is provided on the attaching frame and matches with card slot
Cylindrical card roller, several convenient bolts connecting with card slot, the card slot and card roller of different location are provided on the card roller
Installation is bolted, conveying pipeline can be changed to the logical position for sending fuel in conveying storehouse, facilitate people can be according to difference
The property of biomass fuel is different, to adjust the height and angle that fuel is passed through conveying storehouse, the system is made to supply fuel to boiler
It is more steady, unobstructed, and the 4th motor is provided through in the middle part of the broken box backboard；
Wherein, described 4th motor one end is rotatably connected to cylindrical transmission shaft, and described transmission shaft one end is arranged with
Cylindrical turntable, the setting of the radians such as described turntable side wall are arc-shaped knot there are four L-shaped swing rod, the corner of the swing rod
Structure, and cylindrical mounting rod is vertically arranged with below the swing rod, the mounting rod upper and lower ends are arranged with the 5th motor,
And the 5th motor side wall is rotatably connected to three cutters；
Wherein, three cutters are in wait radians distribution, and cutter is arc-shaped structure.
Further Technological improvement plan of the invention is: several described diaphragm plates are in horizontally disposed, and several
Vanning slot one end edge is vertically arranged with barrier frame, prevents fuel to fuel tank block in vanning slot one end by barrier frame
Case is fallen from vanning slot.
Further Technological improvement plan of the invention is: the upper crawler belt is set in parallel with lower crawler belt, and described first
One end is vertically installed with fagging between motor and the second motor, makes being spaced apart for upper crawler belt and lower crawler belt by fagging, guarantees the
One motor works more steady with the second motor.
Further Technological improvement plan of the invention is: second hydraulic pump is living by the second hydraulic stem and pressure dynamic plate
Dynamic connection, and the pressure dynamic plate bottom is equidistantly tiltedly installed with several knobs, is squeezed by knob to biomass fuel
Pressure, jack, keep the degree of grinding of biomass fuel higher, and improve the completeness of combustion of fuel.
Further Technological improvement plan of the invention is: the transmission gear is circular configuration, and transmission gear outer wall
The radians such as edge are provided with several gear hobbings, cooperate grouser to roll by several gear hobbings, guarantee material feed drum and first hydraulic
Pump is bonded with the both ends inner wall of upper crawler belt and lower crawler belt by several described material feed drums by transmission gear respectively, and upper crawler belt
Several grousers to match with gear hobbing are equidistantly provided with on the inner wall of lower crawler belt.
Further Technological improvement plan of the invention is: the first motor and the second motor respectively with upper crawler belt and under
Crawler belt rotation connection, first motor and the second motor drive crawler belt and lower crawler belt to rotate respectively, to drive several feed
Cylinder synchronous reciprocating is rolled to supplying biomass fuel in boiler, and upper crawler belt and lower crawler belt pass through transmission gear and material feed drum and the
One hydraulic pump is movably connected, and the first hydraulic pump on upper crawler belt and lower crawler belt passes through the first hydraulic stem when rolling and drives titanium
The pushing block of alloy material carries out front and back promotion activity to the fuel in boiler, makes activity when the fuel combustion in boiler more
Height, oxygen is more abundant with fuel-bound, improves the efficiency of combustion of fuel and comprehensive.
Further Technological improvement plan of the invention is: conveying storehouse one end is horizontally disposed with to have to match with transmission shaft
Axial trough, and axial trough side is provided with the annular tube seat to match with conveying pipeline.
Further Technological improvement plan of the invention is: the air-blowing pump, conveying storehouse, feed well, logical hopper and air-breathing
It pumps homogeneous intercommunicated between inside.
Further Technological improvement plan of the invention is: it is hydraulic that third hydraulic pump one end is connected with third
Bar, third hydraulic stem one end is connected in conveying pipeline, and conveying pipeline one end is connected in conveying storehouse, and third hydraulic pump passes through
Third hydraulic stem imports fuel in conveying storehouse by conveying pipeline, improves the efficiency of feed conveying.
For the energy-saving biomass fuel method of feeding of thermal power plant boiler, this method specifically includes the following steps:
Step 1: biomass fuel is fitted into broken box by staff by the material lid in broken box, passes through transmission shaft
Drive several cutters to biomass fuel rotating shredder after, fuel is passed through conveying pipeline by third hydraulic stem by third hydraulic pump
It imports in conveying storehouse；
Step 2: several air-blowing pump to fuel air blast, asepwirator pump on several material feed drums to air-breathing inside conveying storehouse,
Fuel is passed through material feed drum from feed well, and fuel is passed through in thermal power plant boiler by material feed drum and is burnt；
Step 3: the synchronous reciprocating on upper crawler belt and lower crawler belt is rolled to supply biology in boiler several supply cylinders respectively
Matter fuel, upper crawler belt and lower crawler belt are arranged in different height, meanwhile, second of the logical hopper both ends in several supply cylinders is hydraulic
Pump drives the up and down fuel to supply of pressure dynamic plate to squeeze, and after extrusion, the 5th motor for leading to hopper both ends passes through scraping delivery plate
Rotation drive fuel, which is scraped to be sent into boiler, to burn；
Step 4: when supplying cylinder to boiler supply fuel, the first hydraulic pump on upper crawler belt and lower crawler belt is when rolling
The pushing block of titanium alloy material is driven to carry out front and back promotion activity to the fuel in boiler by the first hydraulic stem；
Step 5: radians are provided with the arc-shaped card slot of several indents, the card of different location below broken box side wall etc.
Installation is bolted in slot and mounting rod, changes conveying pipeline to the logical position for sending fuel in conveying storehouse.
Compared with prior art, the beneficial effects of the present invention are:
1, when the system works, biomass fuel is fitted into broken box by staff by the material lid in broken box,
By transmission shaft drive several cutters to biomass fuel rotating shredder after, third hydraulic pump is by third hydraulic stem by fuel
It is imported in conveying storehouse by conveying pipeline, several air-blowing pump is to fuel air blast, and the asepwirator pump on several material feed drums is to conveying storehouse
Internal air-breathing, fuel are passed through material feed drum from feed well, and fuel is passed through in thermal power plant boiler by material feed drum and is burnt, and lead to
It crosses after biomass fuel is crushed by broken case again to put into fuel in boiler and burn, make fuel combustion more sufficiently, efficiently, and the
Four motors are rotated clockwise by four swing rods of transmission shaft and driven by rotary disc, and the 5th motor of two on swing rod drives several circles
The cutter of arc, which rotates counterclockwise, to be crushed fuel, scrapes and cut, and is allowed the fuel to while the activity of side, cutter side is to fuel
Scrape and cut, and the rotation direction of fuel and scraper on the contrary, increased scraper and fuel collision probability, improve scraper to fuel
Crush efficiency and degree of grinding crush fuel more complete, and fuel combustion more sufficiently, completely, improves the thermal energy of fuel
Conversion ratio makes boiler when generating the electricity of equivalent, and biomass fuel used is less, ensure that the section of feed system work
It can property.
2, synchronous reciprocating is rolled to supplying biomass fuel in boiler several supply cylinders on upper crawler belt and lower crawler belt respectively
Material, and upper crawler belt and lower crawler belt are arranged at various height, and simultaneously, second liquid at the logical hopper both ends in several supply cylinders
Press pump drives the up and down fuel to supply of pressure dynamic plate to squeeze, and after extrusion, the 5th motor at logical hopper both ends passes through scraping delivery
Plate rotation drive fuel, which is scraped to be sent into boiler, to burn, and keeps supply cylinder more uniform to feeding is supplied in boiler, makes in boiler
The calory burning distribution of fuel more comprehensively, improves the efficiency of boiler combustion power generation, up and down to biology by pressure dynamic plate
Matter fuel squeezes, and density when fuel being made to put into boiler is bigger, increases the containing quantity in boiler to fuel, prevents fuel to pot
It causes to block in furnace.
3, when supplying cylinder and supplying fuel to boiler, the first hydraulic pump on upper crawler belt and lower crawler belt passes through the when rolling
One hydraulic stem drives the pushing block of titanium alloy material to carry out front and back promotion activity to the fuel in boiler, fires the fuel in boiler
Activity when burning is higher, and oxygen is more abundant with fuel-bound, improves the efficiency of combustion of fuel and comprehensive.
4, the radians such as broken box side wall lower section are provided with the arc-shaped card slot of several indents, the card slot and peace of different location
Installation is bolted in dress bar, and conveying pipeline can be changed to the logical position for sending fuel in conveying storehouse, facilitate people being capable of basis
The property of different biomass fuels is different, to adjust the height and angle that fuel is passed through conveying storehouse, supplies the system to boiler
Fuel is more steady, unobstructed.
It is equipped with if 5, being enclosed between the diaphragm plate of several different lengths of attaching frame and the midfeather of several different lengths
The vanning slot of dry different volumes size can put different size of biomass fuel hopper by several vanning slots, improve
The space utilization rate of the system and appearance carrying capacity to fuel；The high degree of automation of feeding system work, firm and durable have
Good social benefit is suitble to promote the use of.
Detailed description of the invention
In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the drawings.
Fig. 1 is entirety perspective view of the present invention.
Fig. 2 is the detail enlarged diagram of a-quadrant in Fig. 1 of the present invention.
Fig. 3 is the schematic perspective view of material feed drum in Fig. 1 of the present invention.
Fig. 4 is the side view of material feed drum in Fig. 1 of the present invention.
Fig. 5 is the side view of third motor in Fig. 4 of the present invention.
Fig. 6 is the schematic perspective view of the first hydraulic pump in Fig. 1 of the present invention.
Fig. 7 is the side view in conveying storehouse in Fig. 1 of the present invention.
Fig. 8 is the sectional view in conveying storehouse in Fig. 1 of the present invention.
Fig. 9 is the detail enlarged diagram of B area in Fig. 1 of the present invention.
Figure 10 is the top view of broken box in Fig. 1 of the present invention.
Figure 11 is the operation schematic diagram of the 4th motor of the invention.
In figure: 1, attaching frame；2, diaphragm plate；3, midfeather；4, vanning slot；5, barrier frame；6, first motor；7, particle
Case；8, conveying storehouse；9, upper crawler belt；10, lower crawler belt；11, material feed drum；12, the first hydraulic pump；13, the second motor；14, driving cog
Wheel；15, bearing；16, asepwirator pump；17, third motor；18, band is rolled；19, feed well；20, lead to hopper；21, the second hydraulic pump；
22, the second hydraulic stem；23, pressure dynamic plate；24, knob；25, the 5th motor；26, shaft；27, scraping delivery plate；28, gear hobbing；29, first
Hydraulic stem；30, pushing block；31, slot rolling；32, axial trough；33, tube seat；34, air-blowing pumps；35, third hydraulic pump；36, card slot；37,
Conveying pipeline；38, card roller；39, bolt；40, the 4th motor；41, transmission shaft；42, turntable；43, swing rod；44, mounting rod；45,
Five motors；46, cutter.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with embodiment, it is clear that described reality
Applying example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is general
Logical technical staff all other embodiment obtained without creative efforts belongs to what the present invention protected
Range.
It please refers to shown in Fig. 1-11, for the energy-saving biomass fuel feeding system of thermal power plant boiler and its method of feeding,
Including attaching frame 1, broken box 7, conveying storehouse 8, material feed drum 11 and the first hydraulic pump 12, it is arranged in parallel in the middle part of attaching frame 1 several
A diaphragm plate 2, and several 2 one end of diaphragm plate are vertically installed with midfeather 3, several diaphragm plates 2 and several midfeathers 3
Between enclose equipped with several case slot 4, by several vanning slots 4 can put different size of biomass fuel hopper, improve
The space utilization rate of the system and appearance carrying capacity to fuel, 1 one end upper horizontal of attaching frame are provided with first motor 6, and first
6 parallel beneath of motor is provided with the second motor 13, and 1 middle part one end of attaching frame is vertically arranged with broken box 7, and 1 bottom of attaching frame
One end is provided with the conveying storehouse 8 of hollow, rectangular structure, is arranged with respectively on the output shaft of 13 one end of first motor 6 and the second motor
The middle part of upper crawler belt 9 and lower crawler belt 10, upper crawler belt 9 and lower crawler belt 10 is hollow structure, and both ends are arc-shaped structure, and upper shoe
With the first hydraulic pump 12 for being arranged with several cylindrical material feed drums 11 and cylinder among 9 and lower crawler belt 10；
Several 11 middle parts of material feed drum are arranged with bearing 15, and are arranged with transmission on bearing 15 and the first hydraulic pump 12
Gear 14 is provided with logical hopper 20 inside several material feed drums 11, and 11 one end of material feed drum is provided through asepwirator pump 16, inhales
Air pump 16 is passed through material feed drum 11 to 8 inside air-breathing of conveying storehouse, fuel from feed well 19, and fuel is passed through heat by material feed drum 11
It burns in boiler of power plant, and material feed drum 11 and 12 one end side wall of the first hydraulic pump are provided with third motor 17, third electricity
17 outer ring rotating of machine, which is connected with, rolls band 18, and feed well 19, and logical 20 both ends pair of hopper are provided through in the middle part of third motor 17
Claiming setting, there are two the second hydraulic pumps 21, and logical 20 two sides of hopper are arranged symmetrically, and there are two the 5th motors 25；
Wherein, 21 inside one end of the second hydraulic pump is provided through the second hydraulic stem 22, the welding of 22 bottom of the second hydraulic stem
There is arc-shaped pressure dynamic plate 23, the second hydraulic pump 21 drives the up and down fuel to supply of pressure dynamic plate 23 to squeeze, after extrusion,
5th motor 25 at logical 20 both ends of hopper rotates drive fuel and scrapes to be sent into boiler and burns by scraping delivery plate 27, makes to supply cylinder
Supply feeding is more uniform in 11 pairs of boilers, is distributed the calory burning of boiler fuel more comprehensively；
5th motor, 25 one end is rotatably connected to cylindrical shaft 26, and there are four squares for the setting of the radians such as 26 side wall of shaft
The scraping delivery plate 27 of shape；
First hydraulic pump, 12 inside one end is provided through the first hydraulic stem 29, and 29 one end of the first hydraulic stem is longitudinally disposed
There is cylindrical 30 first hydraulic stem 29 of pushing block that the pushing block 30 of titanium alloy material is driven to carry out front and back to the fuel in boiler
Promotion activity keeps the activity when fuel combustion in boiler higher；
Being horizontally disposed in the middle part of conveying storehouse 8 has the slot rolling 31 to match with rolling band 18, and 8 inside one end side wall of conveying storehouse etc.
Spacing is provided through several air-blowing pump 34；
7 both ends of broken box are provided through two third hydraulic pumps 35, and are provided at 7 bottom margin of broken box several
The arc-shaped card slot 36 of a indent, the 7 equal level in side wall both ends of broken box are provided through two and match with third hydraulic pump 35
Hollow conveying pipeline 37, conveying biomass fuel is facilitated by conveying pipeline 37, is provided on attaching frame 1 and matches with card slot 36
Cylindrical card roller 38, several convenient bolts 39 connecting with card slot 36, the card slot 36 of different location are provided on card roller 38
Installation is connect by bolt 39 with card roller 38, conveying pipeline 37 can be changed to the logical position for sending fuel in conveying storehouse 8, facilitate people
Can be different according to the property of different biomass fuels, to adjust the height and angle that fuel is passed through conveying storehouse 8, make the system pair
It is more steady, unobstructed that boiler supplies fuel, and is provided through the 4th motor 40 in the middle part of 7 backboard of broken box；
Wherein, 40 one end of the 4th motor is rotatably connected to cylindrical transmission shaft 41, and 41 one end of transmission shaft is arranged with circle
Cylindrical turntable 42, the setting of the radians such as 42 side wall of turntable are arc-shaped knot there are four L-shaped swing rod 43, the corner of swing rod 43
Structure, and cylindrical mounting rod 44 is vertically arranged with below swing rod 43,44 upper and lower ends of mounting rod are arranged with the 5th motor 45,
And there are three cutters 46 for the rotation connection of 45 side wall of the 5th motor；
Wherein, three cutters 46 are in wait radians distribution, and cutter 46 is arc-shaped structure.
As preferred embodiments of the present invention, several diaphragm plates 2 are in horizontally disposed, and several vanning 4 one end of slot
Edge is vertically arranged with barrier frame 5, prevents fuel tank from vanning fuel tank block in vanning 4 one end of slot by barrier frame 5
It is fallen in slot.
As preferred embodiments of the present invention, upper crawler belt 9 is set in parallel with lower crawler belt 10, first motor 6 and the second electricity
One end is vertically installed with fagging between machine 13, makes being spaced apart for upper crawler belt 9 and lower crawler belt 10 by fagging, guarantees first motor 6
It works with the second motor 13 more steady.
As preferred embodiments of the present invention, the second hydraulic pump 21 is connected by the second hydraulic stem 22 and 23 activity of pressure dynamic plate
It connects, and 23 bottom of pressure dynamic plate is equidistantly tiltedly installed with several knobs 24, is squeezed by knob 24 biomass fuel,
Jack keeps the degree of grinding of biomass fuel higher, and improves the completeness of combustion of fuel.
As preferred embodiments of the present invention, transmission gear 14 is circular configuration, and at 14 fascia edge of transmission gear etc.
Radian is provided with several gear hobbings 28, cooperates grouser to roll by several gear hobbings 28, guarantees material feed drum 11 and the first hydraulic pump
It is bonded respectively with the both ends inner wall of upper crawler belt 9 and lower crawler belt 10 by several material feed drums 11 by transmission gear 14, and upper shoe
With 9 and lower crawler belt 10 inner wall on be equidistantly provided with several grousers to match with gear hobbing 28.
As preferred embodiments of the present invention, first motor 6 and the second motor 13 respectively with 10 turns of upper crawler belt 9 and lower crawler belt
Dynamic connection, first motor 6 and the second motor 13 drive crawler belt 9 and lower crawler belt 10 to rotate respectively, to drive several feed
11 synchronous reciprocatings of cylinder are rolled to supplying biomass fuel in boiler, and upper crawler belt 9 and lower crawler belt 10 by transmission gear 14 and supply
Barrel 11 and the first hydraulic pump 12 are movably connected, and the first hydraulic pump 12 on upper crawler belt 9 and lower crawler belt 10 leads to when rolling
Crossing the first hydraulic stem 29 drives the pushing block 30 of titanium alloy material to carry out front and back promotion activity to the fuel in boiler, makes in boiler
Fuel combustion when activity it is higher, oxygen is more abundant with fuel-bound, improves the efficiency of combustion of fuel and comprehensive.
As preferred embodiments of the present invention, 8 one end of conveying storehouse is horizontally disposed the axial trough 32 to match with transmission shaft 41,
And 32 side of axial trough is provided with the annular tube seat 33 to match with conveying pipeline 37.
As preferred embodiments of the present invention, air-blowing pump 34, feed well 19, leads in hopper 20 and asepwirator pump 16 conveying storehouse 8
It is homogeneous intercommunicated between portion.
As preferred embodiments of the present invention, 35 one end of third hydraulic pump is connected with third hydraulic stem, and third is hydraulic
Bar one end is connected in conveying pipeline 37, and 37 one end of conveying pipeline is connected in conveying storehouse 8, and third hydraulic pump 35 is hydraulic by third
Bar imports fuel in conveying storehouse 8 by conveying pipeline 37, improves the efficiency of feed conveying.
For the energy-saving biomass fuel method of feeding of thermal power plant boiler, this method specifically includes the following steps:
Step 1: biomass fuel is fitted into broken box 7 by staff by the material lid in broken box 7, passes through transmission
After several cutters 46 of the drive of axis 41 are to biomass fuel rotating shredder, third hydraulic pump 35 is led to fuel by third hydraulic stem
Conveying pipeline 37 is crossed to import in conveying storehouse 8；
Step 2: several air-blowing pump 34 pairs of fuel air blast, and the asepwirator pump 16 on several material feed drums 11 is in conveying storehouse 8
Portion's air-breathing, fuel are passed through material feed drum 11 from feed well 19, and fuel is passed through in thermal power plant boiler by material feed drum 11 and is fired
It burns；
Step 3: synchronous reciprocating is rolled to supplying in boiler several supply cylinders 11 on upper crawler belt 9 and lower crawler belt 10 respectively
To biomass fuel, upper crawler belt 9 is arranged with lower crawler belt 10 in different height, meanwhile, the logical hopper 20 in several supply cylinders 11
Second hydraulic pump 21 at both ends drives the up and down fuel to supply of pressure dynamic plate 23 to squeeze, and after extrusion, leads to 20 both ends of hopper
The 5th motor 25 by scraping delivery plate 27 rotate drive fuel scrape be sent into boiler in burn；
Step 4: 12 side of the first hydraulic pump when supplying 11 pairs of boiler supply fuel of cylinder, on upper crawler belt 9 and lower crawler belt 10
It rolls side and drives the pushing block 30 of titanium alloy material to carry out front and back promotion activity to the fuel in boiler by the first hydraulic stem 29；
Step 5: radians are provided with the arc-shaped card slot 36 of several indents below 7 side wall of broken box etc., different location
Card slot 36 connect installation by bolt 39 with mounting rod 44, changes conveying pipeline 37 to the logical position for sending fuel in conveying storehouse 8.
Compared with prior art, the beneficial effects of the present invention are:
1, when the system works, biomass fuel is packed into broken box 7 by the material lid in broken box 7 by staff
In, by transmission shaft 41 drive several cutters 46 to biomass fuel rotating shredder after, third hydraulic pump 35 pass through third liquid
Compression bar imports fuel in conveying storehouse 8 by conveying pipeline 37, several air-blowing 34 pairs of fuel air blast of pump, on several material feed drums 11
Asepwirator pump 16 to 8 inside air-breathing of conveying storehouse, fuel is passed through material feed drum 11 from feed well 19, is led to fuel by material feed drum 11
Enter in thermal power plant boiler and burn, fuel is put into boiler again after being crushed biomass fuel by broken case 7 and is burnt, is made
Fuel combustion is more abundant, efficient, and the 4th motor 40 drives clockwise turn of four swing rods 43 by transmission shaft 41 and turntable 42
It is dynamic, two the 5th motors 45 on swing rod 43 drive several arc-shaped cutters 46 rotate counterclockwise fuel is crushed,
It scrapes and cuts, allow the fuel to while the activity of side, fuel is scraped on 46 side of cutter to be cut, and the rotation direction phase of fuel and scraper 46
Instead, the collision probability of increased scraper and fuel improves scraper 46 to the crush efficiency and degree of grinding of fuel, makes fuel
Crushing is more complete, and fuel combustion more sufficiently, completely, improves the thermal energy conversion ratio of fuel, makes boiler in the electricity for generating equivalent
When amount, biomass fuel used is less, ensure that the energy saving of feed system work.
2, the synchronous reciprocating on upper crawler belt 9 and lower crawler belt 10 is rolled to supply biology in boiler several supply cylinders 11 respectively
Matter fuel, and upper crawler belt 9 and lower crawler belt 10 are arranged at various height, and simultaneously, the logical hopper 20 in several supply cylinders 11
Second hydraulic pump 21 at both ends drives the up and down fuel to supply of pressure dynamic plate 23 to squeeze, and after extrusion, leads to 20 both ends of hopper
The 5th motor 25 by scraping delivery plate 27 rotate drive fuel scrape be sent into boiler in burn, make supply 11 pairs of boilers of cylinder in supply
It is more uniform to feeding, so that the calory burning of boiler fuel is distributed the efficiency for more comprehensively improving boiler combustion power generation, leads to
It is up and down to biomass fuel extruding to cross pressure dynamic plate 23, density when fuel being made to put into boiler is bigger, and it is right in boiler to increase
The containing quantity of fuel prevents fuel to causing to block in boiler.
3, when supplying 11 pairs of boiler supply fuel of cylinder, 12 side of the first hydraulic pump on upper crawler belt 9 and lower crawler belt 10 is rolled
Side drives the pushing block 30 of titanium alloy material to carry out front and back promotion activity to the fuel in boiler by the first hydraulic stem 29, makes pot
Activity when fuel combustion in furnace is higher, and oxygen is more abundant with fuel-bound, improves the efficiency of combustion of fuel and complete
Face property.
4, the radians such as 7 side wall of broken box lower section are provided with the arc-shaped card slot 36 of several indents, the card slot of different location
36 connect installation by bolt 39 with mounting rod 44, and conveying pipeline 37 can be changed to the logical position for sending fuel in conveying storehouse 8, conveniently
People can be different according to the property of different biomass fuels, to adjust the height and angle that fuel is passed through conveying storehouse 8, make this be
System is more steady, unobstructed to boiler supply fuel.
5, it encloses and is equipped between the diaphragm plate 2 of several different lengths of attaching frame and the midfeather 3 of several different lengths
The vanning slot 4 of several different volumes sizes can put different size of biomass fuel hopper by several vanning slots 4, mention
The high space utilization rate of the system and the appearance carrying capacity to fuel；The high degree of automation of feeding system work, firm and durable,
With good social benefit, it is suitble to promote the use of.
In the use of the present invention, biomass fuel is fitted into broken box 7 by staff by the material lid in broken box 7,
By transmission shaft 41 drive several cutters 46 to biomass fuel rotating shredder after, third hydraulic pump 35 pass through third hydraulic stem
Fuel is imported in conveying storehouse 8 by conveying pipeline 37, several air-blowing pump 34 pairs of fuel air blast, the suction on several material feed drums 11
Air pump 16 is passed through material feed drum 11 to 8 inside air-breathing of conveying storehouse, fuel from feed well 19, and fuel is passed through heat by material feed drum 11
It burns in boiler of power plant, synchronous reciprocating is rolled to boiler several supply cylinders 11 on upper crawler belt 9 and lower crawler belt 10 respectively
Interior supply biomass fuel, upper crawler belt 9 are arranged with lower crawler belt 10 in different height, meanwhile, the logical material in several supply cylinders 11
Second hydraulic pump 21 at 20 both ends of slot drives the up and down fuel to supply of pressure dynamic plate 23 to squeeze, and after extrusion, leads to hopper 20
5th motor 25 at both ends rotates drive fuel and scrapes to be sent into boiler and burns by scraping delivery plate 27, in supply 11 pairs of boilers of cylinder
When supplying fuel, the first hydraulic pump 12 on upper crawler belt 9 and lower crawler belt 10 passes through the first hydraulic stem 29 when rolling and titanium is driven to close
The pushing block 30 of golden material carries out front and back promotion activity to the fuel in boiler, if radians are provided with below 7 side wall of broken box etc.
The card slot 36 of the arc-shaped card slot 36 of dry indent, different location connect installation by bolt 39 with mounting rod 44, changes conveying
Pipe 37 is to the logical position for sending fuel in conveying storehouse 8.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (10)
1. being used for the energy-saving biomass fuel feeding system of thermal power plant boiler, it is characterised in that: including attaching frame (1), broken box
(7), conveying storehouse (8), material feed drum (11) and the first hydraulic pump (12), attaching frame (1) middle part are arranged in parallel with several cross
Partition (2), and several described diaphragm plate (2) one end are vertically installed with midfeather (3), several described diaphragm plates (2) and
It encloses between several described midfeathers (3) and cases slot (4) equipped with several, described attaching frame (1) one end upper horizontal is provided with
First motor (6), and the first motor (6) parallel beneath is provided with the second motor (13), one end in the middle part of the attaching frame (1)
It is vertically arranged with broken box (7), and the attaching frame (1) bottom end is provided with the conveying storehouse (8) of hollow, rectangular structure, it is described
It is arranged with crawler belt (9) and lower crawler belt (10), institute respectively on the output shaft of first motor (6) and second motor (13) one end
Stating is hollow structure in the middle part of crawler belt (9) and lower crawler belt (10), and both ends are arc-shaped structure, and the upper crawler belt (9) and
The first hydraulic pump (12) of several cylindrical material feed drums (11) and cylinder is arranged among lower crawler belt (10)；
It is arranged with bearing (15) in the middle part of several described material feed drums (11), and on the bearing (15) and the first hydraulic pump (12)
Transmission gear (14) are arranged with, are provided with logical hopper (20) inside several material feed drums (11), the material feed drum (11) one
End is provided through asepwirator pump (16), and the material feed drum (11) and the first hydraulic pump (12) one end side wall are provided with third
Motor (17), third motor (17) outer ring rotating are connected with rolling band (18), run through in the middle part of the third motor (17) and set
It is equipped with feed well (19), and logical hopper (20) both ends are symmetrical arranged there are two the second hydraulic pump (21), the logical hopper
(20) two sides are symmetrical arranged there are two the 5th motor (25)；
Wherein, the internal one end of second hydraulic pump (21) is provided through the second hydraulic stem (22), second hydraulic stem
(22) bottom is welded with arc-shaped pressure dynamic plate (23)；
Described 5th motor (25) one end is rotatably connected to cylindrical shaft (26), and the radians such as the shaft (26) side wall are set
Set the scraping delivery plate (27) there are four rectangle；
The internal one end of first hydraulic pump (12) is provided through the first hydraulic stem (29), and first hydraulic stem (29) one
End is vertically arranged with cylindrical pushing block (30)；
It is horizontally disposed in the middle part of the conveying storehouse (8) to have and roll the slot rolling (31) to match with (18), and in the conveying storehouse (8)
Portion one end side wall is equidistantly provided through several air-blowing pump (34)；
Broken box (7) both ends are provided through two third hydraulic pumps (35), and at the broken box (7) bottom margin
Be provided with the arc-shaped card slot (36) of several indents, the equal level in broken box (7) the side wall both ends be provided through two with
The hollow conveying pipeline (37) that third hydraulic pump (35) matches is provided on the attaching frame (1) and matches with card slot (36)
Cylindrical card roller (38), several convenient bolts (39) connecting with card slot (36), and institute are provided on the card roller (38)
It states and is provided through the 4th motor (40) in the middle part of broken box (7) backboard；
Wherein, described 4th motor (40) one end is rotatably connected to cylindrical transmission shaft (41), and the transmission shaft (41) one
End cap is equipped with cylindrical turntable (42), and there are four L-shaped swing rod (43), the pendulum for the setting of the radians such as described turntable (42) side wall
The corner of bar (43) is arc-shaped structure, and cylindrical mounting rod (44), institute are vertically arranged with below the swing rod (43)
It states mounting rod (44) upper and lower ends and is arranged with the 5th motor (45), and there are three the 5th motor (45) side wall rotation connections
Cutter (46)；
Wherein, three cutters (46) are in wait radians distribution, and cutter (46) is arc-shaped structure.
2. the energy-saving biomass fuel feeding system according to claim 1 for thermal power plant boiler, which is characterized in that if
The dry diaphragm plate (2) is in horizontally disposed, and several vanning slot (4) one end edges are vertically arranged with barrier frame (5).
3. the energy-saving biomass fuel feeding system according to claim 1 for thermal power plant boiler, which is characterized in that institute
It states crawler belt (9) to be set in parallel with lower crawler belt (10), one end is vertical between the first motor (6) and the second motor (13) sets
It is equipped with fagging.
4. the energy-saving biomass fuel feeding system according to claim 1 for thermal power plant boiler, which is characterized in that institute
It states the second hydraulic pump (21) to be flexibly connected by the second hydraulic stem (22) with pressure dynamic plate (23), and the pressure dynamic plate (23) bottom etc.
Spacing is tiltedly installed with several knobs (24).
5. the energy-saving biomass fuel feeding system according to claim 1 for thermal power plant boiler, which is characterized in that institute
Stating transmission gear (14) is circular configuration, and radians are provided with several gear hobbings (28) at transmission gear (14) fascia edge etc.,
The material feed drum (11) is bonded with the both ends inner wall of upper crawler belt (9) and lower crawler belt (10) respectively by transmission gear (14), and on
Several grousers to match with gear hobbing (28) are equidistantly provided on the inner wall of crawler belt (9) and lower crawler belt (10).
6. the energy-saving biomass fuel feeding system according to claim 1 for thermal power plant boiler, which is characterized in that institute
First motor (6) and the second motor (13) is stated to be rotatablely connected with upper crawler belt (9) and lower crawler belt (10) respectively, and upper crawler belt (9) and
Lower crawler belt (10) is movably connected by transmission gear (14) with material feed drum (11) and the first hydraulic pump (12).
7. the energy-saving biomass fuel feeding system according to claim 1 for thermal power plant boiler, which is characterized in that institute
State that conveying storehouse (8) one end is horizontally disposed an axial trough (32) to match with transmission shaft (41), and axial trough (32) side be provided with
The annular tube seat (33) that conveying pipeline (37) matches.
8. the energy-saving biomass fuel feeding system according to claim 1 for thermal power plant boiler, which is characterized in that institute
State air-blowing pump (34), conveying storehouse (8), feed well (19), homogeneously intercommunicated between logical hopper (20) and asepwirator pump (16) inside.
9. the energy-saving biomass fuel feeding system according to claim 1 for thermal power plant boiler, which is characterized in that institute
It states third hydraulic pump (35) one end and is connected with third hydraulic stem, third hydraulic stem one end is connected to conveying pipeline (37)
In, and conveying pipeline (37) one end is connected in conveying storehouse (8).
10. being used for the energy-saving biomass fuel method of feeding of thermal power plant boiler, which is characterized in that this method specifically includes following step
It is rapid:
Step 1: biomass fuel is fitted into broken box (7) by staff by the material lid on broken box (7), passes through transmission
Axis (41) drive several cutters (46) to biomass fuel rotating shredder after, third hydraulic pump (35) pass through third hydraulic stem will
Fuel is imported in conveying storehouse (8) by conveying pipeline (37)；
Step 2: several air-blowing pump (34) to fuel air blast, and the asepwirator pump (16) on several material feed drums (11) is to conveying storehouse
(8) internal air-breathing, fuel are passed through material feed drum (11) from feed well (19), and fuel is passed through steam power plant's pot by material feed drum (11)
It burns in furnace；
Step 3: synchronous reciprocating is rolled in boiler on upper crawler belt (9) and lower crawler belt (10) respectively for several supplies cylinder (11)
Biomass fuel is supplied, upper crawler belt (9) and lower crawler belt (10) are arranged in different height, meanwhile, in several supplies cylinder (11)
Second hydraulic pump (21) at logical hopper (20) both ends drives pressure dynamic plate (23) up and down fuel to supply to squeeze, and is squeezing
Afterwards, the 5th motor (25) for leading to hopper (20) both ends rotates drive fuel and scrape to be sent into boiler by scraping delivery plate (27) to be fired
It burns；
Step 4: the first hydraulic pump when supplying cylinder (11) to boiler supply fuel, on upper crawler belt (9) and lower crawler belt (10)
(12) while roll while pass through the first hydraulic stem (29) drive titanium alloy material pushing block (30) in boiler fuel progress before
Promotion activity afterwards；
Step 5: radians are provided with the arc-shaped card slot (36) of several indents below broken box (7) side wall etc., different location
Card slot (36) and mounting rod (44) connects installation by bolt (39), and change conveying pipeline (37) send combustion to logical in conveying storehouse (8)
The position of material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811138804.2A CN109237507A (en) | 2018-09-28 | 2018-09-28 | For the energy-saving biomass fuel feeding system of thermal power plant boiler and its method of feeding |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811138804.2A CN109237507A (en) | 2018-09-28 | 2018-09-28 | For the energy-saving biomass fuel feeding system of thermal power plant boiler and its method of feeding |
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| CN110296418A (en) * | 2019-06-21 | 2019-10-01 | 安徽中持环境科技有限公司 | Comprehensive pollutant process purification device |
| CN112664970A (en) * | 2020-12-24 | 2021-04-16 | 大唐陕西发电有限公司延安热电厂 | Adjustable feeding device for thermal power generation boiler production |
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Effective date of registration: 20190520 Address after: 510070 Yuexiu District, Guangzhou City, Guangdong Province, 102 No. 2, Xianlie Middle Road, North, 1402 Applicant after: Wang Youlin Address before: 510070 Room 1402, 04 and 06, No. 102 No. 2, Xianliezhong Road, Yuexiu District, Guangzhou City, Guangdong Province Applicant before: Guangzhou pine hazelnut Enterprise Management Co., Ltd. |
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Application publication date: 20190118 |