CN206916080U - A kind of staged vaporizer - Google Patents
A kind of staged vaporizer Download PDFInfo
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- CN206916080U CN206916080U CN201720547368.9U CN201720547368U CN206916080U CN 206916080 U CN206916080 U CN 206916080U CN 201720547368 U CN201720547368 U CN 201720547368U CN 206916080 U CN206916080 U CN 206916080U
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Abstract
A kind of staged vaporizer, including gasification, and combustion area, preceding vaporizer and rear vaporizer；Preceding vaporizer upper end is provided with charging aperture；Preceding vaporizer bottom angled sets the banking fire door that can be opened and closed in bucket-shaped or asymmetric taper, tapered distal end and rear vaporizer UNICOM, connection position；Preceding vaporizer and rear vaporizer are stagger；Vaporizer bottom sets inspection door afterwards, and comb shape wall is provided with left and right sides of rear vaporizer bottom, forms gasifying agent passage and gasification gas passage, is connected with the gasification, and combustion area for being arranged on rear vaporizer bottom；Gasification, and combustion area bottom is fire grate；Gasification, and combustion area side is provided with the outlet of gasification gas, and opposite side sets top and is equipped with gasification airduct and steam pipe arrangement, and the slag gasifying agent passage formed after the gasifying agent mixing that gasify airduct and steam pipe arrangement are passed through from comb shape wall enters rear vaporizer.The advantages that the utility model has the accumulation compacting phenomenon for reducing bulky grain solid fuel-feed process, makes charging evenly, and simple in construction, gasification result is good.
Description
Technical field
The utility model relates to a kind of staged gasification installation.
Background technology
Small-sized chain furnace or reciprocal push away raise stove operationally, and the coal that coal bunker is added from charging aperture is moved into stove with fire grate
Thorax burns, and easily causes coal seam combustion incomplete, ash content carbon height.If the calorific value of coal is low, easily there is circuit fire phenomenon；If coal
Volatile matter it is high, then the fuel gas that largely evaporates is uncombusted just to be discharged, and is polluted.
With attention of the public to air environmental pollution, the pollution of coal-fired Industrial Boiler, arcola also faces severeer
Improvement or close down pressure, therefore cleaning coal utilization technology is more and more paid attention to.Raw coal gasifies before entering hearth combustion
Pre-burning is also a kind of mode of coal clean utilization.
Coal gasification can provide the combustible gas of cleaning as fuel or raw material, often be considered as the important of coal clean utilization
Mode.Currently used gasification furnace form has fixed bed, fluid bed and air flow bed.Moving bed tends to belong to one kind of fixed bed.
And conventional gasification furnace requires to characteristics such as the ash fusion point of coal, moisture, granularities；Typically need standby heat source；Slightly
It is high containing tar, benzene and phenol etc., waste gas, cost for wastewater treatment in coal gas；Potential safety hazard be present in the process for producing coal gas.
Utility model content
The utility model is directed to above-mentioned the deficiencies in the prior art, there is provided a kind of staged vaporizer, for coal or other
Solid fuel gasification.
The utility model is achieved by the following technical solution：
A kind of staged vaporizer, including gasification, and combustion area, preceding vaporizer and rear vaporizer；Set above the preceding vaporizer
It is equipped with charging aperture；Vaporizer direction is tilted in bucket-shaped or asymmetric taper backward for preceding vaporizer bottom, bucket-shaped or tapered distal end with
Vaporizer UNICOM afterwards；The preceding vaporizer and rear vaporizer are stagger；Preceding vaporizer and rear vaporizer connection position are set
The banking fire door that can be opened and closed；Vaporizer bottom side sets inspection door after described, and gasification is provided with left and right sides of rear vaporizer bottom
Agent passage and gasification gas passage, are connected with the gasification, and combustion area for being arranged on rear vaporizer bottom；Gasification, and combustion area bottom is
Fire grate；Gasification, and combustion area side is provided with the outlet of gasification gas.
Fixed comb plate, comb joint is set in the gasifying agent passage, adjustment comb shape moving up and down is set in gasification gas passage
Plate；More than 2 cut-offs, which are arranged at intervals, on the fixed comb plate, comb joint or adjustment comb plate, comb joint forms comb form passage.
The side that gasification, and combustion area top is located at below preceding vaporizer is provided with gasification airduct and steam pipe arrangement, described
Gasify after entering after the gasifying agent mixing that gasification airduct and steam pipe arrangement are passed through from the gasifying agent passage for being provided with fixed comb plate, comb joint
Room.The gasification airduct and steam pipe arrangement are arranged far from gas outlet side of gasifying.
The preceding vaporizer bottom angled, the angle α with horizontal direction are 30 ° ~ 60 °.
In above-mentioned technical proposal, the cut-off is rectangle or del or inverted trapezoidal or inverted steps shape.
Another technical solution：
A kind of staged vaporizer, the vaporizer include preceding vaporizer and rear vaporizer；Set above the preceding vaporizer
It is equipped with charging aperture；Vaporizer direction is tilted in bucket-shaped or asymmetric taper backward for preceding vaporizer bottom, bucket-shaped or tapered distal end with
Vaporizer UNICOM afterwards；The preceding vaporizer and rear vaporizer are stagger；Preceding vaporizer and rear vaporizer connection position are set
The banking fire door that can be opened and closed；Vaporizer bottom side is provided with gasifying agent passage after described；Away from pressure at the top of vaporizer after described
Vent side is provided with the outlet of gasification gas.
In above-mentioned technical proposal, the vaporizer also includes gasification distribution plenum, and the gasification distribution plenum is arranged on preceding gasification
Below room, connected by gasifying agent passage with rear vaporizer；Gasification airduct is provided with the top of the gasification distribution plenum and steam is matched somebody with somebody
Pipe, enter rear vaporizer from gasifying agent passage after the gasifying agent mixing that the gasification airduct and steam pipe arrangement are passed through.
In above-mentioned technical proposal, the preceding vaporizer bottom angled, the angle α with horizontal direction is 30 ° ~ 60 °.The gas
Fixed comb plate, comb joint is set in agent passage；More than 2 cut-offs are arranged at intervals on the fixed comb plate, comb joint and form comb form passage.
Cut-off on the fixed comb plate, comb joint is rectangle or del or inverted trapezoidal or inverted steps shape.
In above-mentioned technical proposal, the rear vaporizer bottom side sets inspection door；Vaporizer bottom is bucket-shaped, bucket-shaped bottom afterwards
Portion's lowest part sets slag notch.
Compared with prior art, the beneficial effects of the utility model are：The setting of staged vaporizer, reduce bulky grain and consolidate
The accumulation compacting phenomenon of fluid fuel fill process, makes charging evenly；When the setting of banking fire door is more convenient for gasification with gasifying
Between control；The setting of comb shape wall is then advantageous to the gas of discharge gasification in time, prevents the blocking of residue after gasifying, carbon residue, while also prolong
Vaporization time has been grown, has enhanced gasification result.It is easy to maintain and the utility model is simple in construction.
Brief description of the drawings
Fig. 1 is a kind of staged vaporizer schematic diagram involved by the utility model.
Fig. 2 is a kind of A-A schematic cross-sectional views of staged vaporizer involved by the utility model.
Fig. 3 is a kind of staged vaporizer another technical solution schematic diagram involved by the utility model.
Fig. 4 is a kind of another technical solution A-A schematic cross-sectional views of staged vaporizer involved by the utility model.
Fig. 5 is to separate schematic shapes described in a kind of staged vaporizer involved by the utility model.
In figure：1- gasification, and combustions area；2- charging apertures；3- banking fire doors；4- gasification airducts；5- steam pipe arrangements；6- gas
Change gas passage；The outlet of 7- gasification gas；8- fire grates；9- fixes comb plate, comb joint；10- separates；11- adjusts comb plate, comb joint；Gas before 12-
Change room；Vaporizer after 13-；14- gasifying agent passages；15- slag notches；16- gasification distribution plenums.
Embodiment
Concrete structure of the present utility model, operation method and implementation are carried out with embodiment below in conjunction with the accompanying drawings detailed
Discuss.
The orientation such as upper, lower, left, right, front and rear in present specification term be based on position relationship shown in the drawings and
Establish.Accompanying drawing is different, then corresponding position relationship is also possible to change therewith, therefore can not be interpreted as with this to protecting model
The restriction enclosed.
The first embodiment：
As shown in figure 1, a kind of staged vaporizer described in the utility model, including three areas：Gasification, and combustion area 1, preceding gas
Change room 12 and rear vaporizer 13.The vaporizer also includes charging aperture 2, banking fire door 3, gasification airduct 4, steam pipe arrangement 5, inspection door
6th, gasify gas outlet 7, fire grate 8, fixed comb shape 9 and adjustment comb plate, comb joint 11.
The top of vaporizer 12 before the charging aperture 2 is arranged on, gasified raw material such as coal and other solid fuels are sent from charging aperture 2
Vaporizer 12 before entering.Vaporizer direction is tilted in bucket-shaped or asymmetric taper, preceding vaporizer 12 backward for the preceding bottom of vaporizer 12
The angle α of inclined bottom and horizontal direction is 30 ° ~ 60 °, is easy to turn avoid fuel assembly overstocked reality while fuel is descending.
The bucket-shaped end of preceding vaporizer 12 and the rear UNICOM of vaporizer 13, connection position set the banking fire door 3 that can be opened and closed.The preceding vaporizer
12 and rear vaporizer 13 be stagger.The effect of banking fire door 3 is, when banking fire door is closed, by preceding vaporizer 12 and rear gasification
The fuel of room separates up and down, plays a part of banking fire gasification, now, the fuel on banking fire door top no longer contacts lower fuel, keeps away
Top fuel is ignited when exempting from banking fire.Meanwhile top fuel also seals.Now vaporizer 1 is intermittent duty.And gasify
Banking fire door 3 is kept it turned on when room 1 is continuously run.
The relative both sides in the bottom of vaporizer 13 are provided with gasifying agent passage 14 and gasification gas passage 6 afterwards, be arranged on after gas
The gasification, and combustion area 1 for changing the bottom of room 13 connects.Fixed comb plate, comb joint 9 is set in gasifying agent passage 14, is spaced and sets on fixed comb plate, comb joint 9
Put more than 2 cut-offs 10 and form comb form passage on fixed comb plate, comb joint 9.The top of gasification, and combustion area 1 is positioned at preceding vaporizer
The side of 12 lower sections is provided with gasification airduct 4 and steam pipe arrangement 5, and gasification airduct 4 is to be mutually perpendicular to set with the outlet of steam pipe arrangement 5
Put, contributing to gasifying agent such as steam and air or oxygen needed for fuel gasification process, vaporizer 13 mixes before after entering
It is even.Gasification airduct 4 is exported close to gasifying agent passage 14 with steam pipe arrangement 5, and gasify the gasifying agent that airduct 4 and steam pipe arrangement 5 are passed through
The comb form passage on solid comb plate, comb joint 9 set after mixing out of gasifying agent passage 14 enters rear vaporizer 13 and fuel gas
Change reaction.Due to being arranged at intervals more than 2 cut-offs 10 on fixed comb plate, comb joint 9 comb form passage is formed on fixed comb plate, comb joint 9
Rather than put-through channel, gasification agent composition distributed can enter rear vaporizer 13.
As shown in Fig. 2 adjustment comb plate, comb joint 11 moving up and down is set, by moving up and down adjustment in gasification gas passage 6
Comb plate, comb joint 11, thus it is possible to vary the flow area size of gasification gas passage 6.Meanwhile adjust comb plate, comb joint 11 on be also arranged at intervals 2 with
Upper cut-off 10 forms comb form passage, can form buffering and the effect combed to slag stream.As shown in figure 5, cut-off 10 is length
Square or del or inverted trapezoidal or inverted steps shape.The bottom of gasification, and combustion area 1 is fire grate 8.Fuel enters from charging aperture 2
Preceding vaporizer 12 simultaneously slowly enters rear vaporizer 13, covers the fire grate 8 of bottom.Fuel be completely filled with the superjacent air space of fire grate 8 and
Whole spaces of preceding vaporizer 12 and rear vaporizer 13, or at least keep 1/3 degree of filling.Fuel is gentle in rear vaporizer 13
Change combustion zone 1 slowly to be gasified.A part of the fire grate 8 as subsequent combustion device, by the residue after fuel gasification, carbon residue and
The fuel that is not partly gasified totally is sent into follow-up burner burning.
Because vaporising fuel and residue, carbon residue have sealed the rear bottom of vaporizer 13 and its lower zone, part residue is gentle
Change the gasification, and combustion area 1 that gas enters the top of fire grate 8 by the gas passage 6 that gasifies.Away from gasification airduct 4 and steamed in gasification, and combustion area 1
The side of automobile fitting pipe 5 is provided with gasification gas outlet 7.Gasification gas enters follow-up burner by gas outlet 7 of gasifying and burnt.
It is rapid wide space that the bottom of vaporizer 13, which sets the side of gasification gas passage 6, afterwards, can prevent vaporising fuel and its residue
Compacting accumulation.Inspection door is arranged in the rear bottom of vaporizer 13, is arranged on the one of unfixed comb plate, comb joint 9 and adjustment comb plate, comb joint 11
Side, it is easy to observe gasification situation in vaporizer, while is easy to scarfing cinder coke cleaning to overhaul.
Another embodiment：
As shown in figure 3, a kind of staged vaporizer described in the utility model, including preceding vaporizer 12 and rear vaporizer 13.
The vaporizer also includes charging aperture 2, banking fire door 3, gasification airduct 4, steam pipe arrangement 5, gasification gas outlet 7 and fixed comb plate, comb joint 9.
The top of vaporizer 12 before the charging aperture 2 is arranged on, gasified raw material such as coal and other solid fuels are sent from charging aperture 2
Vaporizer 12 before entering.The inclination of vaporizer direction is inclined in bucket-shaped or irregular taper, preceding vaporizer 12 backward for the preceding bottom of vaporizer 12
Oblique bottom and the angle α of horizontal direction are 30 ° ~ 60 °, are easy to turn avoid fuel assembly overstocked reality while fuel is descending.Before
The bucket-shaped end of vaporizer 12 and the rear UNICOM of vaporizer 13, connection position set the banking fire door 3 that can be opened and closed.The preceding vaporizer 12
It is stagger with rear vaporizer 13.The effect of banking fire door 3 is, when banking fire door is closed, by preceding vaporizer 12 and rear vaporizer
13 fuel separates up and down, plays a part of banking fire gasification, now, the fuel on banking fire door top no longer contacts lower fuel, keeps away
Top fuel is ignited when exempting from banking fire.Meanwhile top fuel also seals.Gasification gas outlet 7 is arranged on rear vaporizer 13
Top is away from the side of banking fire door 3.
The rear bottom side of vaporizer 13 is provided with gasifying agent passage 14；Fixed comb shape is set in the gasifying agent passage 14
Plate 9, fix on comb plate, comb joint 9 and be arranged at intervals more than 2 cut-offs 10 formation comb form passage on fixed comb plate, comb joint 9.
Vaporizer also includes gasification distribution plenum 16, the lower section of vaporizer 12 before the gasification distribution plenum 16 is arranged on, passes through gas
Agent passage 14 connects with rear vaporizer 13.The top of gasification distribution plenum 16 is provided with gasification airduct 4 and steam pipe arrangement 5, and gasify wind
Pipe 4, to be arranged in a mutually vertical manner, contributes to gasifying agent such as steam and air or oxygen needed for fuel gasification process with the outlet of steam pipe arrangement 5
Vaporizer 13 is well mixed before after entering for gas.Gasification airduct 4 is exported close to gasifying agent passage 14, gasification with steam pipe arrangement 5
The comb-shape on solid comb plate, comb joint 9 set after the gasifying agent mixing that airduct 4 and steam pipe arrangement 5 are passed through out of gasifying agent passage 14
Shape passage enters rear vaporizer 13 and reacted with fuel gasification.Due to being arranged at intervals more than 2 cut-offs 10 on fixed comb plate, comb joint 9 solid
Determine to form comb form passage rather than put-through channel on comb plate, comb joint 9, gasification agent composition distributed can enter rear vaporizer
13。
As shown in figure 5, cut-off 10 is rectangle or del or inverted trapezoidal or inverted steps shape.
Inspection door is arranged in the rear bottom of vaporizer 13, is easy to observe gasification situation in vaporizer, while be easy to scarfing cinder coke cleaning
Maintenance.
The gas that gasifies is discharged from gasification gas outlet 7.The bottom of vaporizer 13 is bucket-shaped that bucket-shaped bottom lowest part sets slag notch afterwards
15, the residue after gasification falls into bucket-shaped bottom, is discharged from slag notch 15.Slag notch takes the modes such as water seal to seal.
Claims (5)
- A kind of 1. staged vaporizer, it is characterised in that：The vaporizer includes gasification, and combustion area（1）, preceding vaporizer（12）With Vaporizer afterwards（13）；The preceding vaporizer（12）Top is provided with charging aperture（2）；Preceding vaporizer（12）Bottom angled in bucket Shape, bucket-shaped end and rear vaporizer（13）UNICOM；The preceding vaporizer（12）With rear vaporizer（13）For stagger；Preceding gas Change room（12）With rear vaporizer（13）Connection position sets the banking fire door that can be opened and closed（3）；Vaporizer afterwards（13）At left and right sides of bottom It is provided with gasifying agent passage（14）With gasification gas passage（6）, with being arranged on rear vaporizer（13）The gasification, and combustion area of bottom（1）Even It is logical；The gasification, and combustion area（1）Bottom is fire grate（8）；The gasification, and combustion area（1）Side is provided with the outlet of gasification gas（7）.
- A kind of 2. staged vaporizer according to claim 1, it is characterised in that：The gasifying agent passage（14）Interior setting Fixed comb plate, comb joint（9）, gasify gas passage（6）It is interior that adjustment comb plate, comb joint moving up and down is set（11）；The fixed comb plate, comb joint（9） Or adjustment comb plate, comb joint（11）Upper be arranged at intervals more than 2 is separated（10）Form comb form passage.
- A kind of 3. staged vaporizer according to claim 1 or 2, it is characterised in that：The gasification, and combustion area（1）Top Side is provided with gasification airduct（4）With steam pipe arrangement（5）, the gasification airduct（4）With steam pipe arrangement（5）The gasifying agent being passed through mixes From being provided with fixed comb plate, comb joint after conjunction（9）Gasifying agent passage（14）Into rear vaporizer（13）.
- A kind of 4. staged vaporizer according to claim 1, it is characterised in that：The preceding vaporizer（12）Incline bottom Tiltedly, it is 30 ° ~ 60 ° with the angle α of horizontal direction.
- A kind of 5. staged vaporizer according to claim 2, it is characterised in that：The cut-off（10）For rectangle or fall Triangle or inverted trapezoidal or inverted steps shape.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017201207836 | 2017-02-09 | ||
| CN201720120783 | 2017-02-09 |
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| Publication Number | Publication Date |
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| CN206916080U true CN206916080U (en) | 2018-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107033962A (en) * | 2017-02-09 | 2017-08-11 | 北京四维天拓技术有限公司 | A kind of staged vaporizer |
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2017
- 2017-05-17 CN CN201720547368.9U patent/CN206916080U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107033962A (en) * | 2017-02-09 | 2017-08-11 | 北京四维天拓技术有限公司 | A kind of staged vaporizer |
| CN107033962B (en) * | 2017-02-09 | 2023-08-04 | 北京四维天拓技术有限公司 | Stepped gasification chamber |
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