CN109539225A - A kind of dust block board and its sealing structure for furnace bottom sealing - Google Patents
A kind of dust block board and its sealing structure for furnace bottom sealing Download PDFInfo
- Publication number
- CN109539225A CN109539225A CN201910023137.1A CN201910023137A CN109539225A CN 109539225 A CN109539225 A CN 109539225A CN 201910023137 A CN201910023137 A CN 201910023137A CN 109539225 A CN109539225 A CN 109539225A
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- Prior art keywords
- dust block
- block board
- segmented
- water
- board
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- 239000000428 dust Substances 0.000 title claims abstract description 120
- 238000007789 sealing Methods 0.000 title claims abstract description 60
- 238000005452 bending Methods 0.000 claims abstract description 25
- 239000002893 slag Substances 0.000 claims abstract description 18
- 238000001816 cooling Methods 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 60
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 230000011218 segmentation Effects 0.000 claims description 2
- 239000013618 particulate matter Substances 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 241000347341 Bothus lunatus Species 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J3/00—Removing solid residues from passages or chambers beyond the fire, e.g. from flues by soot blowers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The invention discloses a kind of dust block boards and its sealing structure for furnace bottom sealing, belong to boiler seal technical field.The dust block board includes segmented dust block board, the cover board and compensation dust block board for covering adjacent sectional formula dust block board gap.Compensation dust block board includes connecting plate and wire bundle.Connecting plate includes vertical plane and bending side, and vertical plane is fixedly connected by bolt with the side wall of sealed cistern.Wire bundle is set to the bottom of bending side, and the end of wire bundle is crimped with the side of segmented dust block board；Multiple segmented dust block boards are enclosed with multiple cover boards to be connect the sealing of burner hearth and slag well and falls Transitional Space.The dust block board is segmented dust block board, gap is set between adjacent sectional formula dust block board, and cover board is set on gap, the uneven brought stress of water-cooling wall expansion can be effectively eliminated, to avoid deformation, the bending of dust block board, bending structure at closing in can be effectively reduced dust inlet, reduce particulate matter inlet.
Description
Technical field
The present invention relates to a kind of dust block boards and its sealing structure for furnace bottom sealing, belong to boiler seal technical field.
Background technique
The mainly furnace bottom water seal of the universal slag removing system configuration of modern large-sized boiler adds the devices such as dragveyer.Scraper plate fishes out slag
Machine is as a kind of slag removal equipment, and suitable for the continuous removing of larger Thermal generation unit boiler bottom lime-ash, and furnace bottom water seal is made
With mainly collect and cooled slag, while keep combustion chamber draft stablize, preventing from leaking out influences combustion conditions.Meanwhile furnace bottom water
Envelope can also provide enough spaces for freely expanding downwards for water-cooling wall.
The principal mode and sealing principle of above-mentioned furnace bottom sealing structure are as follows:
Water seal plate sealing system is one of the important equipment for forming furnace bottom sealing, by water seal plate 2, dust block board 3 and water
4 part of sealing system composition is sealed, sees Fig. 1, water seal plate 2 and the original installation of dust block board 3 are whole circle integral type, upper part and pot
Installation angle steel 1 under furnace water screen header is to be bolted.2 lower part of water seal plate is inserted into the sealing water of slag well water sealing groove, with
Water-cooling wall is expanded downwards and is moved；The water supply of water sealed tank is from high pressure ash flushing water outside factory.3 lower part of dust block board is inserted into slag well 91,
For blocking the lime-ash and coke button that fall down from burner hearth, prevent from entering water sealed tank.Water seal plate and dust block board form dual-seal, prevent
Only furnace bottom leaks out.
There are the following problems for above-mentioned furnace bottom water seal sealing system:
1, because of boiler erection the reason of, the downward swell increment of burner hearth surrounding water-cooling wall is not identical, and each water-cooling wall second line of a couplet
Case is since length is different, and swell increment is not also identical when boiler start/ stop or so.Expanding with heat and contract with cold when boiler start/ stop makes to be mounted on water cooling
Whole circle Integral water-seal plate and dust block board free wxpansion on wall lower collecting box are obstructed, and stretching and pressure by multiple directions
Contracting, presentation is wavy, and serious distortion deformation, the dual-seal of water seal plate and dust block board is seriously damaged, most of region
There is biggish gap of leaking out, furnace bottom is caused seriously to leak out；
2, due to dust block board and sealing pond outer wall need to there are a fixed gap, when flow perturbation occurs for slag well top, because
Amount of dust is larger, and dust can enter in sealed cistern frequently by above-mentioned gap by flow perturbation, slag well 91 and burner hearth 90
Soot particle is deposited in water seal sink, and water seal sink is caused locally to cut off the water supply and water seal water-supply shortages, is leaked out serious；
3, it can be run by external sealing water, it is desirable that have the water source for stablizing cleaning, carry out periodic flushing replacement and keep away
Exempt from deposition, blocking, increases the workload inspected periodically, cleaned.
Furnace bottom sealing can bring very serious harm once going wrong.For example, causing a large amount of cold airs from furnace bottom bottom
Into the exhaust gas volumn for generation of burning in furnace surges, and increases the quiet power output of air-introduced machine.For another example, because a large amount of cold airs enter, make in furnace
Temperature levels decline is very fast, and load decline, radiative heat transfer weakens, and leads to unstable combustion, combustion chamber draft fluctuation, even
Boiler flameout is caused, unit safety and economical operation are seriously affected.
Currently, the seal form cancels original sealed cistern, sealing water supplies in the prior art there is also a kind of flexible sealing
Water system cancels dust block board and sealing plug-in board.Metal framework is done using heat resisting steel, the upper half is welded on the connection of water-cooling wall lower end
On angle steel, lower half is welded at the top of slag well on junction steel plate, connection inside deflector on the inside of the upper half, lower half connection outside
Bolt hole is opened in deflector, outside, installs nonmetallic composite layer, interior filling with insulation material.Although there are many excellent for the flexible sealing
Point, but there are still some problems, for example, flexible sealing baffle up to several meters, more than ten meters of deflector under difference variation due to
Expansion squeezes, and deformation, bending occurs, and upper chin spoiler lap gap increases, high temperature cigarette wind and lime-ash enter thermal insulation layer；Through
Heat-barrier material, hot wind lead to the aging of flexible sealing covering, embrittlement, and the sealing effect of organic gel and organic material is good, but the resistance to temperature difference,
It fails rapidly under the conditions of 700,800 DEG C of hot winds, causes hot wind, lime-ash leakage, sealing failure.
Summary of the invention
To solve the easy dilatancy of sealing device present in the sealing device of existing Boiler Furnace bottom, dust easily enters sealing water
The technical issues of slot causes sink to block, and leads to water seal water-supply shortages, the present invention provides a kind of gears for furnace bottom sealing
Hawk, the technical solution taken are as follows:
A kind of dust block board for furnace bottom sealing, the dust block board include being fixed on 7 bottom angle cleat 1 of water-cooling wall lower collecting box
On segmented dust block board 30, cover between the adjacent segmented dust block board 30 cover board 32 in gap 33 and be fixed on described point
Compensation dust block board 6 between segmentation dust block board 30 and sealed cistern gap；The compensation dust block board 6 includes connecting plate 62 and gold
Belong to tow 61；The connecting plate 62 includes vertical plane and bending side, and vertical plane connects by the way that the side wall of bolt and sealed cistern is fixed
It connects；The wire bundle 61 is set to the bottom of bending side, and the end of wire bundle 61 and the side of segmented dust block board 30 are pressed
It connects；Multiple segmented dust block boards 30 are enclosed with multiple cover boards 32 to be connect the sealing of burner hearth 90 and slag well 91 and falls grey sky
Between.
Preferably, the compensation dust block board 6 further includes clamping plate 63, and clamping plate 63 is installed on the vertical plane of the connecting plate 62
Outside is bolted and connecting plate 62 is clipped between sealed cistern side wall and clamping plate 63.
Preferably, the bottom of the segmented dust block board 30 is equipped with the bending side bent towards sealed cistern lower sidewall
31。
It is highly preferred that the bending side 31 is 7~15mm at a distance from sealed cistern side wall.
Preferably, the segmented dust block board 30 is flat or curved plate type structure, the length of segmented dust block board 30
Or span is 1.5~2.0m.
Preferably, the width in the gap 33 is 5~8mm.
It is highly preferred that cover board 32 is covered on the gap 33, and side and the side of segmented dust block board 30 are fixed, separately
Side is overlapped across gap 33 and with adjacent sectional formula dust block board 30.
Another object of the present invention is to provide a kind of sealing structures containing any dust block board, and the sealing structure is also
Including water seal plate 2, angle cleat 1 and seal water system 4；The seal water system includes sealed cistern and supplies water for sealed cistern
Water supply line 5；The sealed cistern is fixedly installed in the top of slag well 91；The angle cleat is fixedly installed in the water-cooling wall second line of a couplet
The bottom of case 7；The medial surface of the angle cleat 1 is fixedly connected with the top of segmented dust block board 30, and lateral surface and water seal are inserted
The top of plate 2 connects；The lower end surface of the water seal plate 2 is inserted into the water surface in sealing pond or less.
Compared with the existing technology, the present invention obtain the utility model has the advantages that
1. using segmented dust block board, gap is set between adjacent sectional formula dust block board, and cover board is set on gap,
The uneven brought stress of water-cooling wall expansion can be effectively eliminated, so that the deformation of dust block board, bending are avoided, it is curved at closing in
Folded structure can be effectively reduced dust inlet, reduce particulate matter inlet；
2. by being arranged compensation wire bundle dust block board, wire bundle effectively solves dust block board irregular deformation, relatively
The larger problem in gap in motion process between dust block board, prevents bulky grain lime-ash and enters seal water system, limit to greatest extent
Flying dust processed enters water sealed tank, guarantees that sealing water flows smoothly, and greatly prolongs water seal service life and operation stability；
3. traditional water seal is forced to take the side of flexible sealing because sealing water can not be solved into the contaminated problem of lime-ash
Formula, but without solving the problems, such as substantially, the deflector (dust block board) of flexible sealing is easily deformed, hot wind, lime-ash are largely leak into,
Covering service life is greatly reduced, the segmented dust block board (deflector), compensation wire bundle gray screen structure can be used in and pass
System sealing structure for water, it is also possible in flexible sealing structure, effectively lime-ash be prevented to permeate, reduce hot wind wind speed；
4. segmented dust block board is used cooperatively with compensation tow dust block board, the bending at the bottom closing in of segmented dust block board
Structure can reduce the dust for largely entering gap by gas flow-disturbing, meanwhile, the bending structure of the connecting plate of compensation dust block board
Further block the dust for entering gap by sheer good luck.Further, due to wire bundle and segmented dust block board contact position
At dust and sealed cistern moisture, bonding is easy after steam and dust contact, then because of further hardened be segmented of being heated
The medial surface of formula dust block board.When longitudinally opposite movement occurs for compensation dust block board and segmented dust block board, wire bundle can
Play the role of steel brush, the hardened dust on segmented compensating plate of automated cleaning.Dust can be mended after being scraped along segmented
The vertical plane and bending side for repaying plate slide into burner hearth.The set-up mode can when furnace bottom sealing device have certain automatically cleaning function
Can, on the one hand can effectively avoid dust and enter in sealed cistern along sealed cistern and dust block board gap prevents dust from blocking water
On the other hand slot can also extend maintenance period by self-cleaning function, reduce repair rate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of existing typical furnace bottom seal water system.
Fig. 2 is the structural schematic diagram of furnace bottom seal water system in a kind of preferred embodiment of the present invention.
Fig. 3 is the partial enlargement structural representation at Fig. 2 virtual coil.
Fig. 4 is the structural schematic diagram of adjacent dust block board junction in a kind of preferred embodiment of the present invention.
Fig. 5 be Fig. 4 along A to schematic cross-sectional view.
In figure: 1, angle cleat；2, water seal plate；3, dust block board；4, seal water system；5, water supply line；6, compensation gear
Hawk；7, water-cooling wall lower collecting box；8, water-cooling wall；30, segmented dust block board；31, bending side；32, cover board；33, gap；61, gold
Belong to tow；62, connecting plate；63, clamping plate；90, burner hearth；91, slag well.
Specific embodiment
Following embodiment material therefor, method and instrument, without specified otherwise, be this field conventional material, method and
Instrument, those of ordinary skill in the art can be obtained by commercial channel.
The present invention in following description, it should be noted that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The indicating positions such as "front", "rear", "left", "right", "top", "bottom", "inner", "outside" and " endways " or positional relationship are based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, it is thus impossible to be interpreted as to of the invention
Limitation.
The present invention in following description, it should be noted that unless otherwise expressly provided and limit, term " installation ",
" connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be and be directly connected to, be also possible to be indirectly connected with by intermediate medium, can be the connection of two components interiors.For
For those skilled in the art, it can be concrete condition and understand the concrete meaning of term in the present invention of submitting a written statement to a higher authority.
In addition, the present invention in following description, unless otherwise indicated, " multiple ", " multiple groups ", " more " are meant that two
It is a or more than two.
The present invention is described in further details with reference to the accompanying drawing, but following detailed description is not intended as to limit of the invention
It is fixed.
Fig. 2 is the structural schematic diagram of furnace bottom seal water system in a kind of preferred embodiment of the present invention.Fig. 3 is at Fig. 2 virtual coil
Partial enlargement structural representation.From Fig. 2 and Fig. 3 it is found that furnace bottom sealing structure is installed between burner hearth 90 and slag well 91, including water
Envelope system 4, water seal plate 2, segmented dust block board 30, compensation dust block board 6 and the company for being installed on 7 lower part of water-cooling wall lower collecting box
Connect angle steel 1.Multiple segmented dust block boards 30, multisection type gear ash have been bolted to connection in the medial surface of angle cleat 1
Plate can enclose the shapes such as rectangular, cylindrical or regular polygon.Which kind of specific shape, those skilled in the art are according to actual needs
It determines.The bottom of segmented dust block board 30 be equipped with one to sealed cistern bottom bend bending side 31, the bending side 31 with it is close
The distance of sealing water channel is 10mm.It is equipped between segmented dust block board 30 and sealed cistern and is installed on sealed cistern side wall upper part
Compensation dust block board 6.In this embodiment, compensation dust block board 6 includes two clamping plates 63, a connecting plate 62 and one
Beam wire bundle 61.Wherein, connecting plate 62 divides for vertical plane and bending side, and vertical plane is clamped and passes through bolt by two clamping plates 63
Clamping plate 63 and connecting plate 62 are fixed on sealed cistern side wall together.The bending side bottom of connecting plate 62 is connected with wire bundle
61.61 end of wire bundle is crimped with the medial surface of segmented dust block board 30, keeps off ash in segmented by the pressure holding of wire bundle 61
The entrance of blocks dust on plate 30.
Fig. 4 is the structural schematic diagram of adjacent dust block board junction in a kind of preferred embodiment of the present invention.Fig. 5 is Fig. 4 along A
To schematic cross-sectional view.From Fig. 4 and Fig. 5 it is found that there are gap 33 between adjacent segmented dust block board, gap 33
Width is generally 5~8mm.Enter for dust at mode gap 33, the outside in gap 33 is equipped with cover board 32.Cover board 32 is completely covered
Firmly gap 33, and one end is fixed with a segmented dust block board, the other end is across the segmented behind gap 33 with the other side
Baffle overlap joint, in order to which cover board 32 remains to cover in gap 33 when displacement as arrows in fig. 5 occurs.
In use, high temperature dust and the dirty sector-meeting to fall off by coefficient of expansion difference are from burner hearth through the sealing structure
It drops into slag well 91.Because of flow perturbation, inevitably has dust and entered by the gap between bending side 31 and sealed cistern
The downside of compensation dust block board 6.And the tilting of bending curved surface and the wire bundle composition of the connecting plate 62 of compensation dust block board 6
Blocking surface can effectively stop most dusts entered herein.Due to the blocking of the inclined surface, most of dust meeting
It is blocked in the space.Though there is few part dust through wire bundle metal, the steam of sealed cistern can be with dust phase
It meets and is adhered on the lateral surface of segmented dust block board 30.Upper bottom occurs in segmented dust block board 30 and compensation dust block board 6
When the relative motion set, wire bundle 61 can play the role of brush, scrape the black dirt being adhered on segmented dust block board 30, should
Black dirt can the side of segmented formula dust block board 30 fall and dropped into slag well 91 along bending side 31.The furnace bottom of this setup
Sealing structure has certain self-cleaning function, can significantly extend the maintenance period of sealing structure, reduces repair rate.Together
When, wire bundle and the setting in gap 33 can effectively discharge because the coefficient of expansion it is different caused by torsional deformation stress, keep away
Exempt from sealing structure to be distorted deformation.
Although the present invention has been disclosed in the preferred embodiment as above, it is not intended to limit the invention, any to be familiar with this
The people of technology can do various changes and modification, therefore protection of the invention without departing from the spirit and scope of the present invention
Range should subject to the definition of the claims.
Claims (8)
1. a kind of dust block board for furnace bottom sealing, which is characterized in that including being fixed on water-cooling wall lower collecting box (7) bottom joint angle
The cover board (32) in gap (33) between segmented dust block board (30), the adjacent segmented dust block board (30) of covering on steel (1)
And the compensation dust block board (6) being fixed between the segmented dust block board (30) and sealed cistern gap；The compensation gear ash
Plate (6) includes connecting plate (62) and wire bundle (61)；The connecting plate (62) includes vertical plane and bending side, and vertical plane passes through
Bolt is fixedly connected with the side wall of sealed cistern；The wire bundle (61) is set to the bottom of bending side, and wire bundle (61)
End crimped with the side of segmented dust block board (30)；Multiple segmented dust block boards (30) and multiple cover boards (32) enclose
The sealing for forming connection burner hearth (90) and slag well (91) falls Transitional Space.
2. a kind of dust block board for furnace bottom sealing according to claim 1, which is characterized in that the compensation dust block board
It (6) further include clamping plate (63), clamping plate (63) is installed on the outside of the vertical plane of the connecting plate (62), and being bolted will connect
Plate (62) is clipped between sealed cistern side wall and clamping plate (63).
3. a kind of dust block board for furnace bottom sealing according to claim 1, which is characterized in that the segmented dust block board
(30) bottom is equipped with the bending side (31) bent towards sealed cistern lower sidewall.
4. it is according to claim 3 it is a kind of for furnace bottom sealing dust block board, which is characterized in that the bending side (31) with
The distance of sealed cistern side wall is 7~15mm.
5. a kind of dust block board for furnace bottom sealing according to claim 1, which is characterized in that the segmented dust block board
It (30) is flat or curved plate type structure, the length or span of segmented dust block board (30) are 1.5~2.0m.
6. a kind of dust block board for furnace bottom sealing according to claim 1, which is characterized in that the width of the gap (33)
Degree is 5~8mm.
7. a kind of dust block board for furnace bottom sealing according to claim 6, which is characterized in that cover board (32) is covered in institute
State on gap (33), and side and the side of segmented dust block board (30) are fixed, the other side across gap (33) and with adjacent point
Segmentation dust block board (30) overlap joint.
8. a kind of sealing structure containing any dust block board of claim 1-7, which is characterized in that further include water seal plate
(2), angle cleat (1) and seal water system (4)；The seal water system includes sealed cistern and the water supplying pipe for sealed cistern water supply
Road (5)；The sealed cistern is fixedly installed in the top of slag well (91)；The angle cleat is fixedly installed in water-cooling wall lower collecting box
(7) bottom；It is fixedly connected at the top of the medial surface of the angle cleat (1) and segmented dust block board (30), lateral surface and water
Seal the top connection of plate (2)；The lower end surface of the water seal plate (2) is inserted into the water surface in sealing pond or less.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910023137.1A CN109539225B (en) | 2019-01-10 | 2019-01-10 | Ash blocking plate for sealing furnace bottom and sealing structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910023137.1A CN109539225B (en) | 2019-01-10 | 2019-01-10 | Ash blocking plate for sealing furnace bottom and sealing structure thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109539225A true CN109539225A (en) | 2019-03-29 |
| CN109539225B CN109539225B (en) | 2024-07-02 |
Family
ID=65834725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910023137.1A Active CN109539225B (en) | 2019-01-10 | 2019-01-10 | Ash blocking plate for sealing furnace bottom and sealing structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109539225B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112856430A (en) * | 2021-01-18 | 2021-05-28 | 江苏信科能源有限公司 | Improved generation differential revolving bed living beings pyrolysis gasification burns burning furnace |
| CN118066556A (en) * | 2024-04-18 | 2024-05-24 | 华能山东发电有限公司烟台发电厂 | Water seal groove structure for slag dragging machine |
| CN119163952A (en) * | 2024-11-19 | 2024-12-20 | 华西能源工业股份有限公司 | A wind distribution plate expansion structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112856430A (en) * | 2021-01-18 | 2021-05-28 | 江苏信科能源有限公司 | Improved generation differential revolving bed living beings pyrolysis gasification burns burning furnace |
| CN118066556A (en) * | 2024-04-18 | 2024-05-24 | 华能山东发电有限公司烟台发电厂 | Water seal groove structure for slag dragging machine |
| CN118066556B (en) * | 2024-04-18 | 2024-08-23 | 华能山东发电有限公司烟台发电厂 | Water seal groove structure for slag dragging machine |
| CN119163952A (en) * | 2024-11-19 | 2024-12-20 | 华西能源工业股份有限公司 | A wind distribution plate expansion structure |
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| CN109539225B (en) | 2024-07-02 |
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