CN110410775A - Solid fuel combustion apparatus - Google Patents
Solid fuel combustion apparatus Download PDFInfo
- Publication number
- CN110410775A CN110410775A CN201910651780.9A CN201910651780A CN110410775A CN 110410775 A CN110410775 A CN 110410775A CN 201910651780 A CN201910651780 A CN 201910651780A CN 110410775 A CN110410775 A CN 110410775A
- Authority
- CN
- China
- Prior art keywords
- inner cylinder
- outer cylinder
- cylinder
- combustion apparatus
- solid fuel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- F23B40/04—Combustion apparatus with driven means for feeding fuel into the combustion chamber the fuel being fed from below through an opening in the fuel-supporting surface
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/442—Waste feed arrangements
- F23G5/444—Waste feed arrangements for solid waste
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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
- F23K3/10—Under-feed arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L1/00—Passages or apertures for delivering primary air for combustion
Abstract
The invention discloses a kind of solid fuel combustion apparatus, by lower and upper sequentially connected lower outer cylinder, middle outer cylinder, upper outer cylinder, set inner cylinder in lower outer cylinder, set fuel cassette in lower inner cylinder, fuel cassette is connected to poker conveyer；Middle inner cylinder is set in middle outer cylinder, inner cylinder is set in upper outer cylinder, top is equipped with outlet flue；It is respectively formed inlet air plenum between lower inner cylinder, middle outer cylinder and middle inner cylinder and lower inner cylinder and lower outer cylinder in lower outer cylinder, inlet air plenum is connected to blower.The device can be such that fuel from bottom to top enters and burn to form anti-burning on fuel surface layer, it is combustion-supporting that whirlwind progress can be formed into the indoor wind of air inlet, after entering the wind indoor wind heat absorption, it not only can promote burning, and can make crust of the device temperature is stably maintained at tolerance interval, without using thermal insulation material, the volume of device is greatly reduced, it is more suitable for batch production manufacture, is readily transported installation, short time limit.The device is particularly suitable for the fuel such as burning sludge, domestic waste, factory's combustibility leftover bits and pieces.
Description
Technical field
The present invention relates to a kind of burners, and in particular to a kind of solid fuel combustion apparatus.
Background technique
Traditional combustion furnace has the combustion chamber of high temperature, needs to build refractory material, thermal insulation material, long in time limit, and body
Product bulk transport is inconvenient.In addition, the fuel addition of traditional combustion furnace is all addition on burning zone, burning is caused to generate smog
More and fuel volatile combustion is insufficient.
Summary of the invention
The technical problem to be solved by the present invention is in view of the deficiency of the prior art, provide a kind of solid fuel combustion
Device is burnt, which can make full combustion of fuel.
In order to solve the above-mentioned technical problems, the present invention provides a kind of solid fuel combustion apparatus having the following structure,
Its design feature is: lower outer cylinder, middle outer cylinder, upper outer cylinder, lower inner cylinder, middle inner cylinder and upper inner cylinder including open at both ends；It is lower outer
Cylinder, middle outer cylinder and upper outer cylinder by it is lower and on be sequentially connected to form the outer housing of inner cavity perforation；
The lower end of the lower outer cylinder is connected with lower plug cover, and lower inner cylinder is located in lower outer cylinder and its lower end is connect with lower plug cover, lower interior
The fuel cassette of fuel inlet is equipped in cylinder equipped with open top, bottom, fuel inlet is connected to the discharge port of poker conveyer；Under
Gap between inner cylinder and lower outer cylinder forms lower inlet air plenum, and the region between fuel cassette and lower inner cylinder forms cinder chamber, cinder chamber
It is equipped with slag notch；
The middle inner cylinder is located in middle outer cylinder and formation lower end interior tube inner chamber between the two is connected to, the middle air inlet of upper end closed
Room is equipped with gap between middle inner cylinder and lower inner cylinder；
The upper outer cylinder upper end is connected with blanking cover, and upper blanking cover is equipped with outlet flue, and upper inner cylinder is located in upper outer cylinder and upper inner cylinder
Lower end is protruded into middle inner cylinder, and the gap between upper inner cylinder and upper outer cylinder forms upper end closed, lower end and is connected to upper air inlet with middle inner cylinder
Room；The upper port of upper inner cylinder is connected to outlet flue；
The lower inlet air plenum, middle inlet air plenum and enterprising air compartment are equipped with tangentially-arranged tangent air inlet, the tangent air inlet
It is connected to blower.
The diameter of the lower outer cylinder, middle outer cylinder and upper outer cylinder is sequentially reduced.
The lower outer cylinder upper end is linked together with middle outer cylinder lower end by lower flange, middle outer cylinder upper end and upper outer cylinder lower end
It is linked together by upper flange.
The upper end of the middle inner cylinder is connected on upper flange.
The upper end of the upper inner cylinder is connected on blanking cover.
The outer diameter of the middle inner cylinder is less than the internal diameter of lower inner cylinder.
The fuel cassette is in small top and big bottom cone cell.
The solid fuel combustion apparatus further includes can be to the hopper of poker conveyer feed fuel.
Support tube is connected on the lower plug cover, the fuel cassette is connected on support tube, the discharge end of poker conveyer
In support tube；Region of the cinder chamber between support tube and lower inner cylinder.
The spiral slag-guiding plate being connected on support tube and lower inner cylinder is equipped in the cinder chamber, the lower end of spiral slag-guiding plate is prolonged
And arrive the slag notch.
Combustion system of the invention is as follows: fuel being sent into fuel cassette from bottom to top by poker conveyer, on fuel
Portion's surface ignition burning, blower form whirlwind after sending wind to lower inlet air plenum, middle inlet air plenum and enterprising air compartment and reach combustion zone simultaneously
Enough combustion oxygens are provided to burn, in combustion process, fresh fuel is constantly admitted to fuel cassette can be burning zone under
It arches upward on and, is more than behind natural packing angle, lime-ash falls under gravity into cinder chamber；Burning the high-temperature flue gas generated can be into
Enter the residual heat using devices such as waste heat boiler and carries out heat recovery and utilization.
Burner box is entered due to fuel from bottom to top and is burnt on the surface layer of fuel, fresh combustible is under, burning
For layer upper, such burning meets reverse burning machine reason, can remove smoke significantly and keep volatile combustion abundant, more conducively elimination flue dust drop
Low emission.Due to the setting of lower inlet air plenum, middle inlet air plenum and enterprising air compartment, it is equivalent to and is provided with an air folder to burner
Layer absorbs the heat of burning generation into the wind energy of lower inlet air plenum, middle inlet air plenum and enterprising air compartment, on the one hand, the whirlwind of formation
After combustion-supporting effect can be improved, can be improved burning velocity and temperature, reduce smoke evacuation, harmful substance completely burned is promoted to decompose so that
The present apparatus is more suitable for such as sludge that burns, domestic waste, the fuel such as factory's combustibility leftover bits and pieces；On the other hand,
Into lower inlet air plenum, middle inlet air plenum and enterprising air compartment wind absorb heat after, the outer of burner in entire combustion process can be made
Shell surface temperature is maintained at tolerance interval, and without traditional fire resisting, Insulation, drop the volume of burner substantially
It is low, it is manufactured more suitable for batch production, is readily transported installation, shortens the construction period.
Detailed description of the invention
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing:
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the right view of Fig. 1；
Fig. 3 is the cross-sectional view of the F-F line along Fig. 2；
Fig. 4 is the structural schematic diagram of air inlet set-up mode.
Specific embodiment
Referring to Fig.1-2, solid fuel combustion apparatus provided by the present invention includes the lower outer cylinder 201 of open at both ends, China and foreign countries
Cylinder 202, upper outer cylinder 203, lower inner cylinder 204, middle inner cylinder 205, upper inner cylinder 206, fuel cassette 208 and support tube 220.Fuel cassette 208
In small top and big bottom coniform, the open top of fuel cassette 208, bottom are equipped with fuel inlet.The internal diameter of lower outer cylinder 201 is big
In the outer diameter of middle outer cylinder 202, the internal diameter of middle outer cylinder 202 is greater than the outer diameter of upper outer cylinder 203.201 upper end of lower outer cylinder and China and foreign countries
202 lower ends of cylinder are linked together by lower flange 218, and middle 202 upper end of outer cylinder is connected with upper 203 lower end of outer cylinder by upper flange 219
Be connected together, thus make lower outer cylinder 201, middle outer cylinder 202 and upper outer cylinder 203 by it is lower and on be sequentially connected after formed inner cavity perforation
Outer housing；Outer housing is connected on bracket 223.
With continued reference to Fig. 1-2, the lower end of the lower outer cylinder 201 is connected with lower plug cover 207, and lower inner cylinder 204 is located at lower outer cylinder
In 201 and its lower end is connect with lower plug cover 207, and the support tube 220 being connected on lower plug cover 207 is equipped in lower inner cylinder 204, described
Fuel cassette 208 is connected to the inner top of support tube 220；Poker conveyer 209, poker conveyer 209 are equipped with below lower plug cover 207
Discharge end penetrate in support tube 220, the discharge port of poker conveyer 209 and the fuel inlet of 208 bottom of fuel cassette are docked at
Together, the setting of support tube 220 can be with the infringement of the not heated clinker of effective protection poker conveyer 209.It is connected on bracket 223
Hopper 22, hopper 22 is connected to realize to 209 feed fuel of poker conveyer with the feed inlet of poker conveyer 209, attached in figure
Icon note 226 is fuel.Gap between lower inner cylinder 204 and lower outer cylinder 201 forms lower inlet air plenum 210, support tube 220 with it is lower interior
Region between cylinder 204 forms cinder chamber 211, and cinder chamber 211 is equipped with slag notch 212, and slag notch 212 is located at lower plug cover 207,
The cleanout door 224 that can block slag notch 212 is connected on lower plug cover 207.Referring to Fig.1-3, connection is equipped in the cinder chamber 211
Spiral slag-guiding plate 221 on support tube 220 and lower inner cylinder 204, spiral slag-guiding plate 221 it is opposite be set as two pieces, the spiral
The lower end of slag-guiding plate 221 extends to the slag notch 212, and the setting of spiral slag-guiding plate 221 can quickly slag tap lime-ash guiding
Mouth 212.The middle inner cylinder 205 is located in middle outer cylinder 202, and the upper end of middle inner cylinder 205 is connected to upper flange 219, thus in
Cylinder 205 and middle outer cylinder 202 between formed lower end be connected to middle 205 inner cavity of inner cylinder, the middle inlet air plenum 213 of upper end closed, middle inner cylinder
Gap is equipped between 205 and lower inner cylinder 204 so that the upper end of lower inlet air plenum 210 can be communicated with the inner cavity of middle inner cylinder 205；Lower inner cylinder
The outer diameter of 204 internal diameter more preferably greater than middle inner cylinder 205 is arranged, and the grit being conducive in flue gas in this way is fallen into cinder chamber 211.
With continued reference to Fig. 1-2, upper 203 upper end of outer cylinder is connected with blanking cover 214, and upper blanking cover 214 is equipped with outlet flue
215, upper inner cylinder 206 is located at upper outer cylinder 203, and upper 206 lower end of inner cylinder is protruded into middle inner cylinder 205；The upper end of upper inner cylinder 206 is connected to
On upper blanking cover 214, thus on so that gap between inner cylinder 206 and upper outer cylinder 203 is formed upper end closed, lower end and middle inner cylinder
205 inner cavities are connected to enterprising air compartment 216；The upper port of upper inner cylinder 206 is connected to outlet flue 215.
Referring to Fig.1 and Fig. 4, the lower inlet air plenum 210, middle inlet air plenum 213 and enterprising air compartment 216 are equipped with air inlet 225,
The air inlet of above-mentioned each inlet air plenum is connected to by pipeline with blower 217, and the air inlet of above-mentioned each inlet air plenum is preferably as shown in Figure 4
Tangential direction setting.
In order to there is a better combustion efficiency, the lower end of middle inner cylinder 205 is arranged preferably adjacent to fuel cassette 208, but can not be from
It obtains too closely to avoid the air quantity that combustion air enters combustion zone is influenced, the radial dimension of fuel cassette 208 is more preferably less than middle inner cylinder 205
Internal diameter.Lower outer cylinder 201, middle outer cylinder 202, upper outer cylinder 203, lower inner cylinder 204, middle inner cylinder 205, upper inner cylinder 206 and fuel cassette 208 are most
Good coaxial arrangement, so that the more uniform stabilization of combustion air into combustion zone, is conducive to the raising of combustion efficiency.
Claims (10)
1. a kind of solid fuel combustion apparatus, it is characterised in that: lower outer cylinder (201), middle outer cylinder (202) including open at both ends,
Upper outer cylinder (203), lower inner cylinder (204), middle inner cylinder (205) and upper inner cylinder (206)；Lower outer cylinder (201), middle outer cylinder (202) and upper
Outer cylinder (203) by it is lower and on be sequentially connected to formed inner cavity perforation outer housing；
The lower end of the lower outer cylinder (201) is connected with lower plug cover (207), and lower inner cylinder (204) is located in lower outer cylinder (201) and under it
End is connect with lower plug cover (207), is equipped with the fuel cassette (208) of fuel inlet in lower inner cylinder (204) equipped with open top, bottom,
Fuel inlet is connected to the discharge port of poker conveyer (209)；Gap between lower inner cylinder (204) and lower outer cylinder (201) is formed
Lower inlet air plenum (210), the region between fuel cassette (208) and lower inner cylinder (204) forms cinder chamber (211), in cinder chamber (211)
Equipped with slag notch (212)；
The middle inner cylinder (205) is located in middle outer cylinder (202) and formation lower end between the two is connected to middle inner cylinder (205) inner cavity,
The middle inlet air plenum (213) of upper end closed is equipped with gap between middle inner cylinder (205) and lower inner cylinder (204)；
Upper outer cylinder (203) upper end is connected with blanking cover (214), and upper blanking cover (214) is equipped with outlet flue (215), upper inner cylinder
(206) it is located in upper outer cylinder (203) and upper inner cylinder (206) lower end to protrude into middle inner cylinder (205), upper inner cylinder (206) and upper outer cylinder
(203) gap between forms upper end closed, lower end and is connected to enterprising air compartment (216) with middle inner cylinder (205)；Upper inner cylinder (206)
Upper port is connected to outlet flue (215)；
The lower inlet air plenum (210), middle inlet air plenum (213) and enterprising air compartment (216) are equipped with tangentially-arranged tangent air inlet,
The tangent air inlet is connected to blower (217).
2. solid fuel combustion apparatus as described in claim 1, it is characterised in that the lower outer cylinder (201), middle outer cylinder (202)
It is sequentially reduced with the diameter of upper outer cylinder (203).
3. solid fuel combustion apparatus as claimed in claim 2, it is characterised in that lower outer cylinder (201) upper end and middle outer cylinder
(202) lower end is linked together by lower flange (218), and middle outer cylinder (202) upper end and upper outer cylinder (203) lower end pass through upper flange
(219) it links together.
4. solid fuel combustion apparatus as claimed in claim 3, it is characterised in that the upper end of the middle inner cylinder (205) is connected to
On upper flange (219).
5. solid fuel combustion apparatus as described in claim 1, it is characterised in that the upper end of the upper inner cylinder (206) is connected to
On upper blanking cover (214).
6. solid fuel combustion apparatus as described in claim 1, it is characterised in that under the outer diameter of the middle inner cylinder (205) is less than
The internal diameter of lower inner cylinder (204).
7. solid fuel combustion apparatus as described in claim 1, it is characterised in that the fuel cassette (208) is in the big lower end in upper end
Small cone cell.
8. solid fuel combustion apparatus as described in claim 1, it is characterised in that the solid fuel combustion apparatus further includes
It can be to the hopper (222) of poker conveyer (209) feed fuel.
9. the solid fuel combustion apparatus as described in any claim in claim 1-8, it is characterised in that the lower plug cover
(207) it is connected on support tube (220), the fuel cassette (208) is connected on support tube (220), poker conveyer (209)
Discharge end is located in support tube (220)；Region of the cinder chamber (211) between support tube (220) and lower inner cylinder (204).
10. solid fuel combustion apparatus as claimed in claim 9, it is characterised in that be equipped with connection in the cinder chamber (211)
Spiral slag-guiding plate (221) on support tube (220) and lower inner cylinder (204), the lower end of spiral slag-guiding plate (221) extend to described
Slag notch (212).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910651780.9A CN110410775A (en) | 2019-07-18 | 2019-07-18 | Solid fuel combustion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910651780.9A CN110410775A (en) | 2019-07-18 | 2019-07-18 | Solid fuel combustion apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110410775A true CN110410775A (en) | 2019-11-05 |
Family
ID=68361983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910651780.9A Pending CN110410775A (en) | 2019-07-18 | 2019-07-18 | Solid fuel combustion apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110410775A (en) |
-
2019
- 2019-07-18 CN CN201910651780.9A patent/CN110410775A/en active Pending
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