CN209054552U - A kind of Fluidized Bed Boiler abrasionproof structure-improved - Google Patents
A kind of Fluidized Bed Boiler abrasionproof structure-improved Download PDFInfo
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- CN209054552U CN209054552U CN201821800241.4U CN201821800241U CN209054552U CN 209054552 U CN209054552 U CN 209054552U CN 201821800241 U CN201821800241 U CN 201821800241U CN 209054552 U CN209054552 U CN 209054552U
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- China
- Prior art keywords
- abrasionproof
- screen tube
- water
- hole
- water screen
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Abstract
The utility model discloses a kind of Fluidized Bed Boiler abrasionproof structure-improveds; it is related to water-cooling wall protection technique field; specially plant Fluidized Bed Boiler abrasionproof structure-improved; including furnace body; the furnace body includes castable area, water screen tube and water conservancy diversion abrasionproof grid; the furnace body is disposed with water conservancy diversion abrasionproof grid, castable area, water screen tube from the inside to the outside, and the inner bottom wall of the furnace body is fixedly connected with igniter.Fluidized Bed Boiler abrasionproof improvement, pass through the setting of water conservancy diversion abrasionproof grid, play the role of protecting water screen tube, the effective adherent ash concentration for reducing water screen tube, spacer stream is washed away and is collided to water screen tube, solid material is reduced to the rate of wear of water screen tube to reach, prevent water screen tube from leaking, pass through the gap of expansion and water conservancy diversion abrasionproof grid itself between water screen tube pipe simultaneously, guarantee that water conservancy diversion abrasionproof grid is unlikely to deform, it does not fall off largely, greatly improves the service life of water screen tube.
Description
Technical field
The utility model relates to water-cooling wall protection technique field, specially a kind of Fluidized Bed Boiler abrasionproof structure-improved.
Background technique
Currently, circulating fluidized bed boiler in use generally existing water screen tube serious wear the problem of, water screen tube
Abrasion easily causes pipe explosion accident, so that boiler safety stability is poor, continuous operating time is short, causes water screen tube to wear main
The reason is that bed material and flying dust constantly rise among burner hearth because fluidizing, at the same again along the water screen tube of burner hearth surrounding it is quick under
Drop forms sticking wall flow, bed material and flying dust as sticking wall flow causes to be seriously worn to water screen tube, adherent especially in lower furnace portion
Stream and bed material and flying dust speed are higher, and abrasion is more violent, existing to solve water screen tube wear problem caused by sticking wall flow
Be mostly in technology using water conservancy diversion beam abrasion-proof structure at water screen tube is arranged in burner hearth, using water conservancy diversion beam to the bed material of flowing and
Flying dust carries out water conservancy diversion, so that bed material and flying dust are directed among burner hearth, thus achieve the purpose that mitigate water screen tube abrasion, but
Existing water conservancy diversion beam will cause negative pressure at water screen tube and increase, more hold because the bed material and flying dust of flowing are guided among burner hearth
Fluid is easily set in burner hearth to flow to water screen tube by other directions, so that water screen tube abrasionproof effect declines, moreover,
Current water conservancy diversion beam can be severely deformed after expanding with heat and contract with cold, or even falls, and leads to blowing out, seriously affects working efficiency.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of Fluidized Bed Boiler abrasionproof structure-improved, solves
The problems mentioned above in the background art.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of Fluidized Bed Boiler abrasionproof
Structure-improved, including furnace body, the furnace body include castable area, water screen tube and water conservancy diversion abrasionproof grid, the furnace body from it is interior to
It is disposed with water conservancy diversion abrasionproof grid, castable area and water screen tube outside, the inner bottom wall of the furnace body is fixedly connected with igniting dress
It sets, the bottom of the igniter is connected with intake stack, and the side of the furnace body is offered to coal hole and to lime hole,
Described to be located to coal hole to the top in lime hole, the furnace body is located at offers separator cigarette to the other side in coal hole from top to bottom
Road hole, upper secondary air hole, lower secondary air hole and back material hole, the furnace body be located to be fixedly connected with above coal hole water cooling evaporation
Screen.
Optionally, the outer surface of the water screen tube is fixedly connected with water screen tube fin, the water screen tube fin
Surface is welded with water conservancy diversion abrasionproof grid, and the water conservancy diversion abrasionproof grid includes daughter board and motherboard, and the four sides of the daughter board is fixed to be connected
Be connected to fixture block, the four sides of the motherboard offers card slot, the card slot and fixture block in grafting setting, the daughter board and motherboard it
Between there are gap, the upper surface of the daughter board and motherboard is fixedly connected to baffle, if the surface of the baffle offers
Dry through-hole, there are gaps between the water conservancy diversion abrasionproof grid and water screen tube.
Optionally, the castable area is internally provided with castable, and the water screen tube is internally provided with water cooling liquid.
Optionally, lighting-up tuyere is provided with above the igniter, the quantity of the lighting-up tuyere is five.
Optionally, the inside to coal hole is fixedly connected with coal-feeding tube road, and the inside to lime hole is fixedly connected
Have and give lime pipeline, the inside of the separator floss hole is fixedly connected with flue tube, and the inside of the upper secondary air hole is fixed
It is connected with secondary air channel, the inside of the lower secondary air hole is fixedly connected with lower secondary air channel, and the inside of the back material hole is solid
Surely it is connected with feed back pipeline.
(3) beneficial effect
The utility model provides a kind of improvement of Fluidized Bed Boiler abrasionproof, have it is following the utility model has the advantages that
1, the Fluidized Bed Boiler abrasionproof is improved, and by the setting of water conservancy diversion abrasionproof grid, plays the role of protecting water screen tube,
The effective adherent ash concentration for reducing water screen tube, spacer stream is washed away and is collided to water screen tube, to reach reduction
Solid material prevents water screen tube from leaking the rate of wear of water screen tube, while by between water screen tube pipe
The gap of expansion and water conservancy diversion abrasionproof grid itself guarantees that water conservancy diversion abrasionproof grid is unlikely to deform, does not fall off largely, greatly improve
The service life of water screen tube.
2, the Fluidized Bed Boiler abrasionproof is improved, and by the setting of baffle, can be dredged furnace endoparticle object, effectively
Avoid abrasion of the particulate matter to water screen tube, while effectively reducing the adherent flowing velocity of particulate matter, effectively avoid
Direct harm of the particulate matter to flue tube it is complicated to solve dismounting, it is difficult to cleaning etc. by being equipped with for daughter board and motherboard
Problem.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model furnace structure schematic diagram；
Fig. 3 is the utility model water conservancy diversion abrasionproof lattice structure schematic diagram.
In figure: 1- furnace body, 101- castable area, 102- water screen tube, 1021- water screen tube fin, 103- water conservancy diversion abrasionproof
Grid, 1031- daughter board, 1032- motherboard, 1033- fixture block, 1034- card slot, 1035- baffle, 1036- through-hole, 2- igniting dress
Set, 3- intake stack, 4- to coal hole, 5- to secondary air hole, 9- under lime hole, 6- separator floss hole, the upper secondary air hole of 7-, 8-
Back material hole, 10- water cooling evaporation screen, 11- lighting-up tuyere, 12- coal-feeding tube road, 13- are upper secondary to lime pipeline, 14- flue tube, 15-
Air hose, 16- secondary air channel, 17- feed back pipeline.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
It please refers to Fig.1 to Fig.3, the utility model provides a kind of technical solution: a kind of Fluidized Bed Boiler abrasionproof structure-improved,
Including furnace body 1, furnace body 1 includes castable area 101, water screen tube 102 and water conservancy diversion abrasionproof grid 103, passes through water conservancy diversion abrasionproof grid
103 setting plays the role of protecting water screen tube 102, the effective adherent ash concentration for reducing water screen tube 102, spacer
Stream is washed away and is collided to water screen tube 102, so that reaching reduces solid material to the rate of wear of water screen tube 102, is prevented
Sealing cold wall pipe 102 leaks, while passing through gap between water screen tube 102, water conservancy diversion abrasionproof grid 103 itself
Gap guarantees that water conservancy diversion abrasionproof grid 103 is unlikely to deform, does not fall off largely that greatly improve water screen tube 102 uses the longevity
Life, furnace body 1 are disposed with water conservancy diversion abrasionproof grid 103, castable area 101 and water screen tube 102, castable area from the inside to the outside
101 are internally provided with castable, and water screen tube 102 is internally provided with water cooling liquid, the outer surface of water screen tube 102 is fixed to be connected
It is connected to water screen tube fin 1021, the surface of water screen tube fin 1021 is welded with water conservancy diversion abrasionproof grid 103, water conservancy diversion abrasionproof grid
103 include daughter board 1031 and motherboard 1032, and by being equipped with for daughter board 1031 and motherboard 1032, it is complicated to solve dismounting, difficult
The problems such as to clear up, the four sides of daughter board 1031 are fixedly connected to fixture block 1033, and the four sides of motherboard 1032 offers card slot
1034, card slot 1034 and fixture block 1033 are arranged in grafting, and there are gap, daughter board 1031 and mothers between daughter board 1031 and motherboard 1032
The upper surface of plate 1032 is fixedly connected to baffle 1035, by the setting of baffle 1035, can to furnace endoparticle object into
Row is dredged, and abrasion of the particulate matter to water screen tube 102 is effectively avoided, while effectively reducing the adherent flowing speed of particulate matter
Degree, direct harm of the particulate matter effectively avoided to flue tube 12, the surface of baffle 1035 offer several through-holes 1036,
There are gap between water conservancy diversion abrasionproof grid 103 and water screen tube 102, the inner bottom wall of furnace body 1 is fixedly connected with igniter 2, point
The top of fiery device 2 is provided with lighting-up tuyere 11, and the quantity of lighting-up tuyere 11 is five, the bottom of igniter 2 be connected with into
Air piping 3, the side of furnace body 1 are offered to coal hole 4 and to lime hole 5, are fixedly connected with coal-feeding tube road to the inside in coal hole 4
12, it is fixedly connected with to the inside in lime hole 5 to lime pipeline 13, the inside of separator floss hole 6 is fixedly connected with flue tube
14, the inside of upper secondary air hole 7 is fixedly connected with secondary air channel 15, and the inside of lower secondary air hole 8 is fixedly connected with down secondary
Air hose 16, the inside of back material hole 9 are fixedly connected with feed back pipeline 17, are located to coal hole 4 to the top in lime hole 5, furnace body 1 is located at
Separator floss hole 6, upper secondary air hole 7, lower secondary air hole 8 and back material hole 9 are offered from top to bottom to the other side in coal hole 4,
Furnace body 1, which is located at, is fixedly connected with water cooling evaporation screen 10 to the top in coal hole 4.
A kind of optimal technical scheme as the utility model: the cross section of baffle 1305 is U-shaped, baffle 1305
Material is aluminium.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating current, and main controller can be meter
Calculation machine etc. plays the conventionally known equipment of control.
In conclusion the Fluidized Bed Boiler abrasionproof is improved, in use, the Fluidized Bed Boiler abrasionproof structure-improved, by leading
The setting for flowing abrasionproof grid 103 plays the role of protecting water screen tube 102, and the effective adherent ash for reducing water screen tube 102 is dense
Degree, spacer stream are washed away and are collided to water screen tube 102, so that reaching reduces solid material to the mill of water screen tube 102
Speed is damaged, prevents water screen tube 102 from leaking, while passing through the gap between water screen tube 102, water conservancy diversion abrasionproof grid
103 gaps itself guarantee that water conservancy diversion abrasionproof grid 103 is unlikely to deform, do not fall off largely, greatly improve water screen tube 102
Service life furnace endoparticle object can be dredged by the setting of baffle 1035, effectively avoid particulate matter
Abrasion to water screen tube 102, while the adherent flowing velocity of particulate matter is effectively reduced, the particulate matter effectively avoided is to cigarette
It is complicated to solve dismounting by being equipped with for daughter board 1031 and motherboard 1032 for the direct harm of deferent 12, it is difficult to cleaning etc.
Problem.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure
Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model
System.
In the present invention unless specifically defined or limited otherwise, term " setting ", " connected ", " connects " installation "
Connect ", the terms such as " fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, can be directly connected, can also can be inside two elements indirectly connected through an intermediary
The interaction relationship of connection or two elements.For the ordinary skill in the art, it can manage as the case may be
Solve the concrete meaning of above-mentioned term in the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
It should be noted that in the present invention unless specifically defined or limited otherwise, fisrt feature is in the second spy
It can be that the first and second features directly contact or the first and second features are connect indirectly by intermediary "above" or "below" sign
Touching.Moreover, fisrt feature can be above the second feature " above ", " above " and " above " fisrt feature right above second feature or
Oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature second feature " under ", " lower section "
" following " can be fisrt feature and be directly under or diagonally below the second feature, or is merely representative of first feature horizontal height and is less than
Second feature.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of Fluidized Bed Boiler abrasionproof structure-improved, including furnace body (1), it is characterised in that: the furnace body (1) includes castable
Area (101), water screen tube (102) and water conservancy diversion abrasionproof grid (103), it is anti-that the furnace body (1) is disposed with water conservancy diversion from the inside to the outside
Grid (103), castable area (101) and water screen tube (102) are ground, the inner bottom wall of the furnace body (1) is fixedly connected with igniting dress
It sets (2), the bottom of the igniter (2) is connected with intake stack (3), and the side of the furnace body (1) is offered to coal
Hole (4) and give lime hole (5), it is described to coal hole (4) be located to lime hole (5) top, the furnace body (1) be located at gives coal hole
(4) the other side offers separator floss hole (6), upper secondary air hole (7), lower secondary air hole (8) and back material hole from top to bottom
(9), the furnace body (1) be located to be fixedly connected with above coal hole (4) water cooling evaporation screen (10).
2. a kind of Fluidized Bed Boiler abrasionproof structure-improved according to claim 1, it is characterised in that: the water screen tube
(102) outer surface is fixedly connected with water screen tube fin (1021), and the surface of the water screen tube fin (1021) is welded with
Water conservancy diversion abrasionproof grid (103), the water conservancy diversion abrasionproof grid (103) include daughter board (1031) and motherboard (1032), the daughter board
(1031) four sides is fixedly connected to fixture block (1033), and the four sides of the motherboard (1032) offers card slot (1034), institute
It states card slot (1034) and fixture block (1033) to be arranged in grafting, there are gap, institutes between the daughter board (1031) and motherboard (1032)
The upper surface for stating daughter board (1031) and motherboard (1032) is fixedly connected to baffle (1035), the table of the baffle (1035)
Face offers several through-holes (1036), and there are gaps between the water conservancy diversion abrasionproof grid (103) and water screen tube (102).
3. a kind of Fluidized Bed Boiler abrasionproof structure-improved according to claim 1, it is characterised in that: the castable area
(101) be internally provided with castable, the water screen tube (102) is internally provided with water cooling liquid.
4. a kind of Fluidized Bed Boiler abrasionproof structure-improved according to claim 1, it is characterised in that: the igniter
(2) it is provided with above lighting-up tuyere (11), the quantity of the lighting-up tuyere (11) is five.
5. a kind of Fluidized Bed Boiler abrasionproof structure-improved according to claim 1, it is characterised in that: described to give coal hole (4)
Inside be fixedly connected with coal-feeding tube road (12), the inside to lime hole (5), which is fixedly connected with, gives lime pipeline (13), institute
The inside for stating separator floss hole (6) is fixedly connected with flue tube (14), and the inside of the upper secondary air hole (7) is fixedly connected with
The inside of upper secondary air channel (15), the lower secondary air hole (8) is fixedly connected with lower secondary air channel (16), the back material hole (9)
Inside be fixedly connected with feed back pipeline (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821800241.4U CN209054552U (en) | 2018-11-02 | 2018-11-02 | A kind of Fluidized Bed Boiler abrasionproof structure-improved |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821800241.4U CN209054552U (en) | 2018-11-02 | 2018-11-02 | A kind of Fluidized Bed Boiler abrasionproof structure-improved |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209054552U true CN209054552U (en) | 2019-07-02 |
Family
ID=67052446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821800241.4U Expired - Fee Related CN209054552U (en) | 2018-11-02 | 2018-11-02 | A kind of Fluidized Bed Boiler abrasionproof structure-improved |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209054552U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678110A (en) * | 2020-06-16 | 2020-09-18 | 四川陆亨能源科技有限公司 | Efficient anti-abrasion compact waste heat boiler applied to industrial silicon furnace |
-
2018
- 2018-11-02 CN CN201821800241.4U patent/CN209054552U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678110A (en) * | 2020-06-16 | 2020-09-18 | 四川陆亨能源科技有限公司 | Efficient anti-abrasion compact waste heat boiler applied to industrial silicon furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190702 Termination date: 20211102 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |