CN110469841A - A kind of stalk entire bundle direct-combustion boiler - Google Patents
A kind of stalk entire bundle direct-combustion boiler Download PDFInfo
- Publication number
- CN110469841A CN110469841A CN201910931669.5A CN201910931669A CN110469841A CN 110469841 A CN110469841 A CN 110469841A CN 201910931669 A CN201910931669 A CN 201910931669A CN 110469841 A CN110469841 A CN 110469841A
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- Prior art keywords
- entire bundle
- stalk
- main chamber
- chamber
- communicated
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 52
- 238000006243 chemical reaction Methods 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 11
- 238000012423 maintenance Methods 0.000 claims abstract description 7
- 238000004062 sedimentation Methods 0.000 claims abstract description 6
- 239000007921 spray Substances 0.000 claims description 25
- 239000000446 fuel Substances 0.000 claims description 15
- 238000006213 oxygenation reaction Methods 0.000 claims description 12
- 239000000498 cooling water Substances 0.000 claims description 4
- 239000000779 smoke Substances 0.000 claims description 3
- 238000004079 fireproofing Methods 0.000 claims description 2
- 230000002035 prolonged effect Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000008602 contraction Effects 0.000 claims 1
- 239000002245 particle Substances 0.000 abstract description 4
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 abstract description 3
- 235000002017 Zea mays subsp mays Nutrition 0.000 abstract description 3
- 238000004939 coking Methods 0.000 abstract description 3
- 235000005822 corn Nutrition 0.000 abstract description 3
- 241000196324 Embryophyta Species 0.000 abstract description 2
- 239000002689 soil Substances 0.000 abstract description 2
- 240000008042 Zea mays Species 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- 239000003245 coal Substances 0.000 description 4
- 239000010902 straw Substances 0.000 description 4
- 239000002028 Biomass Substances 0.000 description 3
- 239000002956 ash Substances 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 241000209149 Zea Species 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000010907 stover Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
- F23B10/00—Combustion apparatus characterised by the combination of two or more combustion chambers
- F23B10/02—Combustion apparatus characterised by the combination of two or more combustion chambers including separate secondary combustion chambers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
- F23B40/00—Combustion apparatus with driven means for feeding fuel into the combustion chamber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J1/00—Removing ash, clinker, or slag from combustion chambers
- F23J1/06—Mechanically-operated devices, e.g. clinker pushers
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Solid-Fuel Combustion (AREA)
Abstract
The present invention relates to a kind of stalk entire bundle direct-combustion boilers, it includes entire bundle feeding device, main chamber is communicated on the left of the entire bundle feeding device, secondary combustion chamber is communicated on the left of the main chamber, the secondary combustion chamber top is communicated with heat-exchanger rig, expansion chamber made of being closed as sedimentation walled is communicated on the left of the secondary combustion chamber, the bottom of the expansion chamber is provided with mucking machine；Maintenance door is provided on the side wall of the main chamber, the bottom of the main chamber prolongs material direction of travel and is disposed with several high-voltage pulse air nozzles and frequency conversion high pressure blower, and several high-voltage pulse air nozzles are communicated with air pump and air accumulator.The configuration of the present invention is simple is designed for the characteristic of the harvested bundling stalk of corn, can accomplish entire bundle direct combustion, the cost that stalk is processed as particle is reduced, solves the problems, such as that the easy coking of previous entire bundle direct combustion, combustion are impermeable, and the ash content after burning is plant ash, can direct returning to farmland, improve soil.
Description
Technical field
The invention belongs to burning boiler technical field more particularly to a kind of stalk entire bundle direct-combustion boilers, can be heating system
And drying equipment provides heat source.
Background technique
For conventional boiler mostly based on fire coal, national air contaminant treatment will ban 10 tons or less coal-burning boilers, use cleaning instead
The energy, and biomass fired boiler is the most economical as novel alternative energy source, and is renewable energy, therefore obtains the big of country
It pushes extensively, the optimal selection of coal-burning boiler is replaced by Vehicles Collected from Market
The Northeast is because complete prohibition " burning the grass on waste land " causes a large amount of corn stover that can not dispose, and the process consumption of stalk production particle
Can it is huge, failure rate is high, cause cost not to be inconsistent with output, thus processing method the most reasonable and in winter in the process be used as
Heating fuel, or used as grain heat-drying heat source, the present invention is designed for the characteristic of the harvested bundling stalk of corn,
It can accomplish entire bundle direct combustion, reduce the cost that stalk is processed as particle, solve the easy coking of previous entire bundle direct combustion, fire impermeable ask
Topic, and burn after ash content be plant ash, can direct returning to farmland, improve soil.
Summary of the invention
The technical problem to be solved by the present invention is to be directed to the combustion technology problem of existing entire bundle direct-combustion boiler, one is provided
Rationally effective, stable, automating, the economical and practical solution of kind, so that the burning of stalk entire bundle becomes to grow
The heat source used long.
To solve the above problems, the technical solution used in the present invention is:
A kind of stalk entire bundle direct-combustion boiler comprising entire bundle feeding device is communicated with main combustion on the left of the entire bundle feeding device
Room is burnt, is communicated with secondary combustion chamber on the left of the main chamber, the secondary combustion chamber top is communicated with heat-exchanger rig, described
Expansion chamber made of being closed as sedimentation walled is communicated on the left of secondary combustion chamber, the bottom of the expansion chamber is provided with mucking machine；
Maintenance door is provided on the side wall of the main chamber, the bottom of the main chamber is prolonged material direction of travel and is disposed with
Several high-voltage pulse air nozzles and frequency conversion high pressure blower, several high-voltage pulse air nozzles are communicated with air pump and gas storage
Tank；
The secondary combustion chamber is set as arc-shaped arch, is provided with ramentum fire grate in the second-time burning room；
The front end of the heat-exchanger rig is communicated with thermal air pressure pressure fan, the air intake vent of the thermal air pressure pressure fan and the secondary combustion
Room connection is burnt, the tail portion of the heat-exchanger rig is respectively arranged with hot-blast outlet and smoke outlet；
It further include PLC temperature control system, the entire bundle feeding device and the frequency conversion high pressure blower connect with the PLC temperature control system
It connects, the PLC temperature control system is used to adjust the feeding speed of the entire bundle feeding device according to the indoor temperature of the main burning
Spend and adjust the absorbing quantity of the frequency conversion high pressure blower.
As a further improvement of the present invention, gate gear is provided between the entire bundle feeding device and the main chamber
Plate and gate hoist, the gate hoist is for controlling the seal apron lifting or folding.
As a further improvement of the present invention, the entire bundle feeding device includes feeding bracket, is pacified on the feeding bracket
Equipped with horizontally disposed and left and right opening loader, the upper side wall of the loader is set as one end upper cover hinged with it, institute
State upper cover and hopper be fixedly connected with by single connecting rod, one end of the hopper and the loader are hinged, the hopper it is another
End is connected with hopper lifting wire rope, and the hopper lifting wire rope is connected with hopper elevator, and the hopper elevator is fixed
It is mounted on the feeding bracket；
It is additionally provided with propelling cylinder on the feeding bracket, propelling piston is installed on the output shaft of the propelling cylinder, it is described
The size of propelling piston is matched with the internal diameter of the loader, for entire bundle stalk fuel to be pushed into the main chamber.
As a further improvement of the present invention, the propelling cylinder is controlled by frequency conversion tune amount plunger pump.
As a further improvement of the present invention, anti-backfire spray equipment, the anti-backfire spray are provided on the upper lid
Device includes anti-backfire spray piping and the anti-backfire spray spout that is connected to the anti-backfire spray piping, the anti-backfire
Spray piping is connected with spray pump.
As a further improvement of the present invention, the main chamber is cylindrical shape, and the main chamber is refractory concrete
Primary concreting is provided with shrinkage joint on the locular wall of the main chamber, is filled with soft fire proofing material in the shrinkage joint.
As a further improvement of the present invention, the front end of the main chamber is provided with cooling water jacket.
As a further improvement of the present invention, several oxygenation holes, the oxygenation are provided on the side wall of the main chamber
Hole is connected to the frequency conversion high pressure blower.
As a further improvement of the present invention, the high-voltage pulse air nozzle and material direction of advance form 10 ° ~ 15 °
Angle.
As a further improvement of the present invention, the heat-exchanger rig is air heat exchanger or water jacket heat exchanger.
The beneficial effects of adopting the technical scheme are that
The present invention can more easily utilize biomass straw thermal energy, reduce because briquetting, production particle bring energy consumption with
Input cost more quickly consumes the annual grain straw for continuing output, the energy is made to be fully utilized.
The present invention, which can be effectively solved previous entire bundle direct combustion, (single bundle) to burn or fire in combustion not in a small amount
Thoroughly, the unstable problem of coking, temperature.
Amount of oxygen needed for the present invention burns for straw biomass has done sufficient calculating, in the secondary oxygenation of rational position,
Make tail gas inert molecule gas, does not pollute the environment, it is more environmentally friendly
The present invention uses automatic temperature controlling system, anti-backfire spray system, so that can hold without a large amount of operators
It works within continuous 24 hours, operator only needs 1 ~ 2 people.
The present invention can make full use of coal stove improvement project raw coal stove traveling-grate stoker, reduce improvement cost.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the structural schematic diagram one of entire bundle feeding device of the present invention；
Fig. 3 is the structural schematic diagram two of entire bundle feeding device of the present invention；
Fig. 4 is the structural schematic diagram three of entire bundle feeding device of the present invention；
Fig. 5 is the overlooking structure diagram of this hair main chamber；
Fig. 6 is the side structure schematic view of main chamber of the present invention；
Fig. 7 is the structural schematic diagram one of latter half of the present invention；
Fig. 8 is the structural schematic diagram two of latter half of the present invention.
Wherein: 1 propelling cylinder, 2 propelling pistons, 3 hopper elevators, 4 hopper lifting wire ropes, 5 hoppers, 6 single connecting rods, 7
Upper cover, 8 anti-backfire spray pipings, 9 anti-backfire spray spouts, 10 entire bundle stalk fuels, 11 main chambers, 12 maintenance doors, 13 increase
Oxygen hole, 14 cooling water jackets, 15 air pumps and air accumulator, 16 high-voltage pulse air nozzles, 17 frequency conversion high pressure blowers, 18 second-time burnings
Room, 19 ramentum fire grates, 20 thermal air pressure pressure fan, 21 air heat exchangers, 22 hot-blast outlets, 23 expansion chambers, 24 sedimentation walls, 25 go out
Slag machine, 26 seal aprons, 27 gate hoists, 28 feeding brackets.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, invention is carried out combined with specific embodiments below
Clear, complete description, it is to be understood that term " center ", " vertical ", " transverse direction ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.
Embodiment
As shown in Figure 1, a kind of stalk entire bundle direct-combustion boiler comprising entire bundle feeding device, the entire bundle feeding device are used
Main chamber 11 is communicated on the left of feeding, the entire bundle feeding device, the main chamber 11 is used for the preliminary of fuel
Burning, the left side of the main chamber 11 are communicated with secondary combustion chamber 18, and the secondary combustion chamber 18 is used for the secondary of fuel
Burning, so that fuel after-flame；18 top of secondary combustion chamber is communicated with heat-exchanger rig 21, and the heat-exchanger rig 21 changes for air
Hot device, the heat-exchanger rig 21 are used to transfer out the thermal energy that burning generates；The left side of the secondary combustion chamber 18 is communicated with
Expansion chamber 23 made of being enclosed as sedimentation wall 24, the expansion chamber 23 is for making ashes sedimentation of burning, the bottom of the expansion chamber 23
Portion is provided with mucking machine 25, and the mucking machine 25 is for slagging tap；
Maintenance door 12 is provided on the side wall of the main chamber 11, the maintenance door 12 is for overhauling and lighting a fire；The master
The bottom of combustion chamber 11 prolongs material direction of travel and is disposed with several high-voltage pulse air nozzles 16 and frequency conversion high pressure blower 17, if
It does the high-voltage pulse air nozzle 16 and is communicated with air pump and air accumulator 15, the high-voltage pulse air nozzle 16 advances with material
Direction forms 13 ° of angles；The air pump and air accumulator 15 are used to provide air, the height to the high-voltage pulse air nozzle 16
Pulse of air nozzle 16 is pressed to be used for regular injection pulse high pressure gas, so that fuel crushing, slagging prevention.
As shown in fig. 6, on the side wall of the main chamber 11 setting there are two oxygenation hole 13, the oxygenation hole 13 with it is described
Frequency conversion high pressure blower 17 is connected to, and the frequency conversion high pressure blower 17 is used to provide fresh air, the oxygenation to the oxygenation hole 13
Hole 13 is used for oxygenation, using the secondary oxygenation process as volatile matter and unburnt gas, which is 1200 ~
1400 degree, can all fuel gas for generating of full combustion stalk, including tar.
As shown in fig. 7, the secondary combustion chamber 18 is set as arc-shaped arch, it is provided in the secondary combustion chamber 18 small
Scale fire grate 19 is the oxygenation again of uncombusted stalk on fire grate, promotes full combustion.
As shown in figure 8, the front end of the heat-exchanger rig 21 is communicated with thermal air pressure pressure fan 20, the thermal air pressure pressure fan 20
Air intake vent be connected to the secondary combustion chamber 18, the thermal air pressure pressure fan 20 is for transporting heated gas into the heat-exchanger rig
In 21；The tail portion of the heat-exchanger rig 21 is respectively arranged with hot-blast outlet 22 and smoke outlet；Then for existing coal stove improvement project
Existing fire grate and heat exchanging part can be retained；
Further include PLC temperature control system, the entire bundle feeding device and the frequency conversion high pressure blower 17 with the PLC temperature control system
Connection, the PLC temperature control system is for adjusting the entire bundle feeding device according to the temperature in the main chamber 11
Expect speed and adjusts the absorbing quantity of the frequency conversion high pressure blower 17.
As shown in Figure 1, being provided with seal apron 26 and gate between the entire bundle feeding device and the main chamber 11
Elevator 27, the gate hoist 27 is for controlling the lifting of seal apron 26 or folding.
As shown in Figures 2 and 3, the entire bundle feeding device includes feeding bracket 28, and the feeding bracket 28 is used to support
Feeding device；The loader of horizontally disposed and front and back opening, the upper side wall of the loader are installed on the feeding bracket 28
It is set as one end upper cover 7 hinged with it, the upper cover 7 is fixedly connected with hopper 5 by single connecting rod 6, is used on the hopper 5
Blowing, one end of the hopper 5 and the loader are hinged, and the other end of the hopper 5 is connected with hopper lifting wire rope 4,
The hopper lifting wire rope 4 is connected with hopper elevator 3, and the hopper elevator 3 is fixedly mounted on the feeding bracket 28
On, the hopper elevator 3 for hopper lifting wire rope 4 described in receiving/releasing, with control the hopper 5 lifting/lowering and it is described on
Lid 7 it is opening/closing.
As shown in figure 4, being additionally provided with propelling cylinder 1 on the feeding bracket 28, pacify on the output shaft of the propelling cylinder 1
Equipped with propelling piston 2, the size of the propelling piston 2 is matched with the internal diameter of the loader, and the propelling piston 2 is used for will be whole
Bundle stalk fuel 10 is pushed into the main chamber 11；The propelling cylinder 1 is controlled by frequency conversion tune amount plunger pump, is being retreated
The process of journey and front half section force feed material is fast travel, and after material is completely into main chamber, the propelling cylinder 1 can be after
The continuous stroke for promoting a bundle of entire bundle stalk fuel 10 at a slow speed, the process are that PLC controls frequency conversion tune amount plunger pump speed regulation progradation,
Pass through the burn rate of the process and the 17 conversion process regulating stove fuel of frequency conversion high pressure blower.
As shown in Fig. 2, being provided with anti-backfire spray equipment in the upper cover 7, the anti-backfire spray equipment includes preventing back
Fiery spray piping 8 and the anti-backfire spray spout 9 being connected to the anti-backfire spray piping 8, the anti-backfire spray piping 8
It is connected with spray pump, it is automatic to start spray pump fire extinguishing when detecting that inlet temperature is higher than ignition point, increase safety.
As shown in figure 5, the main chamber 11 is cylindrical shape, the main chamber 11 is that refractory concrete disposably pours
It builds, shrinkage joint is provided on the locular wall of the main chamber 11, is filled with ceramic fibre strip in the shrinkage joint；It can be when long
Between guarantee stability under worst hot case, and arc-shaped arch can generate enough radiant heat, so that entire bundle stalk is heated rapidly, make
Flammable volatile matter is separated faster, and (winter north low temperature, entire bundle stalk is frequently accompanied by icing, accumulated snow is fed together furnace
It is interior).
As shown in Figure 5 and Figure 6, the front end of the main chamber 11 is provided with cooling water jacket 14, guarantees the chimney arch of the part
The stalk in area to be fired of igniting in turn will not be overheated.
When using the present apparatus, entire bundle stalk fuel 10 is placed in hopper 5, presses manual feeding button for entire bundle straw
Stalk fuel 10 is fallen in loader, manually controls propelling cylinder 1, is repeated the above steps until three bundle entire bundle stalk fuels are added
10, it lights a fire from maintenance door 12, opens thermal air pressure pressure fan 20, frequency conversion high pressure blower 17, air pump and air accumulator 15 and high-tension pulse
Air nozzle 16 is rushed, when furnace temperature reaches 500 ~ 800 degree (about 15 ~ 30 minutes), be adjusted to automatic control mode, and furnace temperature mesh is set
Scale value starts automatic combustion, guarantees that the entire bundle stalk fuel 10 in hopper 5 is uninterrupted in combustion process, can be used and be packaged
Stalk dedicated transport machine is used cooperatively with the present apparatus.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify to technical solution documented by previous embodiment or equivalent replacement of some of the technical features；And
These are modified or replaceed, the spirit and model of technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (10)
1. a kind of stalk entire bundle direct-combustion boiler, it is characterised in that: it includes entire bundle feeding device, a left side for the entire bundle feeding device
Side is communicated with main chamber (11), is communicated with secondary combustion chamber (18), the second-time burning on the left of the main chamber (11)
Room (18) top is communicated with heat-exchanger rig (21), be communicated on the left of the secondary combustion chamber (18) by sedimentation wall (24) enclose and
At expansion chamber (23), the bottom of the expansion chamber (23) is provided with mucking machine (25)；
It is provided with maintenance door (12) on the side wall of the main chamber (11), material traveling side is prolonged in the bottom of the main chamber (11)
To several high-voltage pulse air nozzles (16) and frequency conversion high pressure blower (17) is disposed with, several high-voltage pulse air spray
Mouth (16) is communicated with air pump and air accumulator (15)；
The secondary combustion chamber (18) is set as arc-shaped arch, is provided with ramentum fire grate in the secondary combustion chamber (18)
(19)；
The front end of the heat-exchanger rig (21) is communicated with thermal air pressure pressure fan (20), the air intake vent of the thermal air pressure pressure fan (20)
It is connected to the secondary combustion chamber (18), the tail portion of the heat-exchanger rig (21) is respectively arranged with hot-blast outlet (22) and smoke evacuation
Mouthful；
Further include PLC temperature control system, the entire bundle feeding device and the frequency conversion high pressure blower (17) with PLC temperature control system
System connection, the PLC temperature control system is for adjusting the entire bundle feeding device according to the temperature in the main chamber (11)
Feeding speed and adjust the absorbing quantity of the frequency conversion high pressure blower (17).
2. stalk entire bundle direct-combustion boiler according to claim 1, it is characterised in that: the entire bundle feeding device and the master
Seal apron (26) and gate hoist (27) are provided between combustion chamber (11), the gate hoist (27) is for controlling institute
State seal apron (26) lifting or folding.
3. stalk entire bundle direct-combustion boiler according to claim 1, it is characterised in that: the entire bundle feeding device includes feeding
Bracket (28) is equipped with horizontally disposed and left and right opening loader, the upside of the loader on the feeding bracket (28)
Wall is set as one end upper cover hinged with it (7), and the upper cover (7) is fixedly connected with hopper (5) by single connecting rod (6), described
One end of hopper (5) and the loader are hinged, and the other end of the hopper (5) is connected with hopper lifting wire rope (4), described
Hopper lifting wire rope (4) is connected with hopper elevator (3), and the hopper elevator (3) is fixedly mounted on the feeding bracket
(28) on；
It is additionally provided with propelling cylinder (1) on the feeding bracket (28), propulsion is installed on the output shaft of the propelling cylinder (1)
The size of piston (2), the propelling piston (2) is matched with the internal diameter of the loader, for pushing away entire bundle stalk fuel (10)
Enter into the main chamber (11).
4. stalk entire bundle direct-combustion boiler according to claim 3, it is characterised in that: the propelling cylinder (1) is by frequency conversion tune
Measure plunger pump control.
5. stalk entire bundle direct-combustion boiler according to claim 3, it is characterised in that: be provided with and prevent back on the upper cover (7)
Fire-fighting shower device, the anti-backfire spray equipment include anti-backfire spray piping (8) and with the anti-backfire spray piping (8)
The anti-backfire spray spout (9) of connection, the anti-backfire spray piping (8) are connected with spray pump.
6. stalk entire bundle direct-combustion boiler according to claim 1, it is characterised in that: the main chamber (11) is cylinder
Shape, the main chamber (11) are refractory concrete primary concreting, are provided with contraction on the locular wall of the main chamber (11)
Seam, the shrinkage joint is interior to be filled with soft fire proofing material.
7. stalk entire bundle direct-combustion boiler according to claim 1, it is characterised in that: the front end of the main chamber (11) is set
It is equipped with cooling water jacket (14).
8. stalk entire bundle direct-combustion boiler according to claim 1, it is characterised in that: on the side wall of the main chamber (11)
Several oxygenation holes (13) are provided with, the oxygenation hole (13) is connected to the frequency conversion high pressure blower (17) by high-pressure hose.
9. stalk entire bundle direct-combustion boiler according to claim 1, it is characterised in that: the high-voltage pulse air nozzle (16)
10 ° ~ 15 ° angles are formed with material direction of advance.
10. stalk entire bundle direct-combustion boiler according to claim 1, it is characterised in that: the heat-exchanger rig (21) is air
Heat exchanger or water jacket heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910931669.5A CN110469841A (en) | 2019-09-29 | 2019-09-29 | A kind of stalk entire bundle direct-combustion boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910931669.5A CN110469841A (en) | 2019-09-29 | 2019-09-29 | A kind of stalk entire bundle direct-combustion boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110469841A true CN110469841A (en) | 2019-11-19 |
Family
ID=68516929
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910931669.5A Pending CN110469841A (en) | 2019-09-29 | 2019-09-29 | A kind of stalk entire bundle direct-combustion boiler |
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| CN109058974A (en) * | 2018-07-03 | 2018-12-21 | 安徽辰宇机械科技有限公司 | A kind of stalk chaff environmental protection suspension hot-blast stove |
| CN109297013A (en) * | 2018-11-13 | 2019-02-01 | 余凯 | Biomass hot water boiler |
| CN210717504U (en) * | 2019-09-29 | 2020-06-09 | 姜钧鹏 | Whole-straw-bundle direct-fired boiler |
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