CN205897155U - Umbelliform fluidizing air cap and waste incinerator - Google Patents
Umbelliform fluidizing air cap and waste incinerator Download PDFInfo
- Publication number
- CN205897155U CN205897155U CN201620885533.7U CN201620885533U CN205897155U CN 205897155 U CN205897155 U CN 205897155U CN 201620885533 U CN201620885533 U CN 201620885533U CN 205897155 U CN205897155 U CN 205897155U
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- CN
- China
- Prior art keywords
- umbrella
- air
- fluidization hood
- guide rod
- fluidization
- 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.)
- Expired - Fee Related
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- Fluidized-Bed Combustion And Resonant Combustion (AREA)
Abstract
The utility model relates to an umbelliform fluidizing air cap and waste incinerator, wherein, umbelliform fluidizing air cap includes the cap structure, and it includes: top of the head piece, its top is umbrella -shaped structure, and end to end, its with the bottom of top of the head piece is connected, wherein, bottom end to end is connected with the air outlet of takeover, and the guide arm, its first end is fixed in top of the head piece, its second end slidable is the free end, this umbelliform fluidizing air cap is still including apron and air current check valve, wherein, the guide arm run through in in the sleeve pipe of apron, just the apron support to lean on in the inboard of top of the head piece, wherein, the second end matching formula of guide arm is inserted in the valve barrel of air current check valve, just the air current check valve with the air outlet of taking over is connected. Structure through to the fluidizing air cap is improved, according to the utility model discloses umbelliform fluidizing air cap can reduce the wearing and tearing of hood effectively, has reduced ash leakage and has leaked the sediment phenomenon.
Description
Technical field
This utility model is related to the burning disposal field of solid waste, more particularly, to a kind of umbrella fluidization hood and tool
There is the incinerator of this fluidization hood.
Background technology
As one of vitals in circulating fluid bed garbage furnace, its major function is to burner hearth combustion to fluidization hood
Material provides burning required most of air, and realizes the normal fluidisation task of material.The version of blast cap is mainly wrapped at present
Include mushroom hair style, bell-jar and t font blast cap, due to blast cap be in boiler combustion and fluidisation nucleuses due to, its work
Condition is very severe, therefore the defect of fluidization hood generally existing service wear and leakage ash leakage slag.
With regard to the service wear of blast cap, in addition to the difference that blast cap manufactures in material type selecting, its main cause also with wind
The design of cap body construction is relevant.The blast cap of aforesaid several existing structure form, because its air-flow spout is arranged at cylinder
The outer surface of blast cap head, thus while next constant inclination angle all oriented during blast cap air-flow orifice design, but because density arranged by blast cap
On restriction, the air-flow of granule containing high concentration ash that the similar blast cap aperture all arranged by its surrounding during boiler operatiopn sprays
High speed wash away, in the course of time just inevitably the abrasion of blast cap body and damage problem, lead to blast cap not only not
The normal fluidisation that material can be met requires, and lime-ash also can be caused to pour in down a chimney entrance water cooled wind chamber, the normal operation of impact boiler.
With regard to the leakage ash leakage slag of blast cap, its reason mainly includes following several situation: a kind of situation is in recirculating fluidized bed
Incinerator run duration, because combustion pulsation or unstable fluidisation have caused indivedual blast caps to occur reversely pouring in down a chimney air-flow, leads
Cause part fine grained lime-ash to pour in down a chimney entrance water cooled wind chamber, but this kind of situation is not blast cap leakage ash leakage slag the very corn of a subject；Separately
A kind of situation is when boiler pressuring fire or blowing out, because blower fan stops air feed, leads to bed base section fine grained lime-ash to pass through
Blast cap aperture enters water cooled wind chamber, and the leakage slag leakage ash quantity that this kind of situation causes is also few, is therefore also not belonging to pay close attention to reason；
Also have a kind of situation to be due to the abrasion of blast cap body, lead to pour in down a chimney entrance in the substantial amounts of lime-ash of incinerator run duration
Water cooled wind chamber, this is current blast cap leakage ash leakage slag the very corn of a subject, is also to solve the problems, such as that fluidization hood leaks the most basic of ash leakage slag
Starting point.
There is a kind of follow-on bell-type windshield at present, in material and process aspect, mainly pass through resistance to using high intensity
The steel alloy casting of mill characteristic forms, and in configuration aspects, mainly adopts labyrinth type airpath design.This improved bell jar
Although formula blast cap alleviates blast cap abrasion and the leakage ash leakage slag of circulating fluid bed garbage furnace run duration to a certain extent
Problem, but because bell-type windshield has certain height in itself, when using in incinerator, the space between blast cap holds
Easily pile up the noncombustible matter such as substantial amounts of iron wire and brick and tile, not only break up the normal fluidisation of material, and be also easy to cause iron wire
The coking of agglomerating or bed.
Utility model content
In view of this, the technical problems to be solved in the utility model is, how by the structure improvement to fluidization hood, solution
Blast cap abrasion and the defect of leakage ash leakage slag that certainly existing circulating fluid bed garbage furnace run duration exists.
In order to solve above-mentioned technical problem, according to an embodiment of the present utility model, there is provided a kind of umbrella fluidized wind
Cap, this umbrella fluidization hood includes: cap and guide rod.Wherein, cap includes: crown part and end to end part.Crown part
Top is umbrella-shaped structure；Part is connected with the bottom of described crown part end to end；Wherein, the bottom of described part end to end and going out of taking over
Air port is connected；The first end of guide rod is fixed on described crown part, and its second end is slidably free end；This umbrella fluidized wind
Cap also includes cover plate and air-flow non-return valve；Wherein, described guide rod is through in the sleeve pipe of described cover plate, and described cover plate is resisted against
The inner side of described crown part；Wherein, the second end matched of described guide rod is inserted in the valve pocket of described air-flow non-return valve, and described
Air-flow non-return valve is connected with the air outlet of described adapter.
For above-mentioned umbrella fluidization hood, in a kind of possible implementation, described umbrella fluidization hood also includes leading
To portion；It includes slide bar, and this slide bar is located at described guide rod and vertical with described guide rod；Also include being respectively arranged on described slide bar two
The linkage of side；Described slide bar is fixed in the inner of described linkage；The outer end of described linkage respectively with described lid
Plate is connected with described air-flow non-return valve；Described valve pocket wherein the guide rod described in drive lower edge of the linkage of side axial direction slide
While dynamic, the described linkage of opposite side drive described cover plate with the direction contrary with this slip along described guide rod axial direction
Slide.
For above-mentioned umbrella fluidization hood, in a kind of possible implementation, the umbrella-shaped structure of described crown part divides
It is furnished with several spout rings, circumferentially distributed on each described spout ring have several spouts.
For above-mentioned umbrella fluidization hood, in a kind of possible implementation, in the corresponding cross section place of umbrella-shaped structure
Place, the described spout on adjacent described spout ring is parallel to each other.
For above-mentioned umbrella fluidization hood, the airflow direction of described spout is perpendicular to its residing umbrella-shaped structure.
For above-mentioned umbrella fluidization hood, in a kind of possible implementation, described crown part and described part end to end lead to
The helicitic texture of overmatching is connected.
For above-mentioned umbrella fluidization hood, in a kind of possible implementation, described part end to end passes through the step of coupling
Hole matched is seated the air outlet outer rim of described adapter.
For above-mentioned umbrella fluidization hood, in a kind of possible implementation, the bottom of described air-flow non-return valve is cone
Body structure, this cone structure matched is seated the air outlet of described adapter.
In order to solve above-mentioned technical problem, according to another embodiment of the present utility model, there is provided one kind has at least
The incinerator of one above-mentioned umbrella fluidization hood, umbrella fluidization hood is placed in furnace main body；Wherein, it is being equipped with fluidisation material
In the state of, the umbrella-shaped structure of at most described crown part is exposed in described fluidisation material.
This utility model by improving to the structure of fluidization hood, according to the umbrella fluidisation of this utility model embodiment
Blast cap can efficiently reduce the abrasion of blast cap, fundamentally to decrease the leakage ash leakage slag phenomenon being led to by the abrasion of blast cap,
Improve the serviceability of fluidization hood.
Brief description
Comprise in the description and constitute the accompanying drawing of a part of description and description together illustrates this practicality newly
The exemplary embodiment of type, feature and aspect, and be used for explaining principle of the present utility model.
Fig. 1 illustrates the schematic front view of the umbrella fluidization hood of one embodiment of this utility model；
Fig. 2 illustrates the schematic top plan view of the umbrella fluidization hood of one embodiment of this utility model；
Fig. 3 illustrates the application schematic diagram of the incinerator of another embodiment of this utility model.
Reference numerals list
100th, umbrella fluidization hood
01st, crown part
02nd, part end to end
03rd, take over
04th, air-flow non-return valve
05th, cover plate
06th, guide rod
07th, linkage
08th, slide bar
09th, spout
200th, furnace main body
Specific embodiment
Describe various exemplary embodiments of the present utility model, feature and aspect below with reference to accompanying drawing in detail.In accompanying drawing
Identical reference represents the same or analogous element of function.Although the various aspects of embodiment shown in the drawings,
It is unless otherwise indicated it is not necessary to accompanying drawing drawn to scale.
Special word " exemplary " means " as example, embodiment or illustrative " here.Here as " exemplary "
Illustrated any embodiment should not necessarily be construed as preferred or advantageous over other embodiments.
In addition, in order to better illustrate this utility model, give numerous concrete in specific embodiment below
Details.It will be appreciated by those skilled in the art that not having some details, this utility model equally can be implemented.Real at some
In example, method well known to those skilled in the art, means, element and circuit are not described in detail, in order to highlight this reality
With new purport.
Embodiment 1
Fig. 1 illustrates the schematic front view of the umbrella fluidization hood according to this utility model one embodiment.Fig. 2 illustrates according to this
The schematic top plan view of the umbrella fluidization hood of utility model one embodiment.
As shown in figure 1, this umbrella fluidization hood 100 specifically includes that cap, comprising: crown part 01, its top is umbrella
Shape structure；And, part 02 end to end, it is connected with the bottom of crown part；In a kind of possible implementation, crown part and head
Tailpiece is connected by the helicitic texture of coupling.
Wherein, the bottom of part is connected with the air outlet of adapter 03 end to end；In a kind of possible implementation, part end to end
It is seated the air outlet outer rim of adapter by the stepped hole matched of coupling.
Umbrella fluidization hood 100 also includes guide rod 06, and its first end is fixed on crown part 01, and its second end is slidably
Free end；This umbrella fluidization hood 100 also includes cover plate 05 and air-flow non-return valve 04；Wherein, guide rod 06 is through the set of cover plate
Guan Zhong, and cover plate is resisted against the inner side of crown part；Second end matched of guide rod 06 is inserted in the valve pocket of air-flow non-return valve, and gas
Stream non-return valve is connected with the air outlet of adapter.
In a kind of possible implementation, umbrella fluidization hood 100 also includes guide part；Comprising: slide bar 08, it sets
In guide rod and vertical with guide rod, and, it is respectively arranged on the linkage 07 of slide bar 08 both sides；The inner of linkage 07 is fixed
In slide bar 08；The outer end of linkage 07 is connected with cover plate 05 and air-flow non-return valve 04 respectively；
The valve pocket of air-flow non-return valve 04 wherein the linkage 07 of side drive lower edge guide rod 06 in axial sliding
Meanwhile, opposite side linkage 04 drive cover plate 05 with the direction contrary with this slip sliding axially along guide rod 06, thus
Achieve the reverse open-shut linkage function of the cover plate 05 of air-flow non-return valve 04 and umbrella.
In a kind of possible embodiment, the intermediate cross-section of guide rod 06 is square, and two ends cross section is circle, two
The slide bar 08 that the linkage 07 of side is arranged in four horizontal directions in front, rear, left and right at guide rod 06 middle part is fixed on guide rod 06
Middle part；Guide rod 06 provides vertical slip center to the cover plate 05 of aperture umbrella and the linkage from top to bottom of air-flow non-return valve 04, right
The flexible of linkage 07 provides the center of sliding laterally.
When have in adapter 03 air-flow of certain flow rate upwardly through when, air-flow drag makes air-flow non-return valve 04 blow afloat upwards simultaneously
Open, when incinerator banking fire or blowing out, blower fan stops air feed, air-flow drag disappears, air-flow non-return valve 04 is by deadweight to next time
Fall, be automatically switched off the gas channel of adapter 03 air outlet.
With reference to Fig. 2, several spout rings are distributed with the umbrella-shaped structure of crown part 01, circumferentially distributed on each spout ring
There are several spouts 09.With further reference to Fig. 1, at corresponding cross section place, the spout 09 on adjacent spout ring is mutually flat
OK, and each spout 09 airflow direction perpendicular to its residing umbrella-shaped structure.
So, by improving in its structure, according to the umbrella fluidization hood energy of this utility model above-described embodiment
Enough effectively reduce the abrasion of blast cap, and fundamentally decrease the leakage ash leakage slag phenomenon being led to by the abrasion of blast cap.
Embodiment 2
Fig. 3 illustrates the application schematic diagram of the incinerator according to another embodiment of this utility model.
As shown in figure 3, in a kind of possible implementation, the furnace main body 200 of incinerator has at least one in fact
Apply the umbrella fluidization hood 100 mentioned in example 1, in the state of being equipped with fluidisation material, be at most the umbrella-shaped structure of crown part 01
It is exposed in fluidisation material.
Improve from the structure design of fluidization hood 100, it is to avoid the spout air-flow of run duration surrounding arrangement mutual
Relatively blow the blast cap wear problem causing.And in a kind of specific embodiment, the crown part 01 of fluidization hood 100 by
The heat-resistant and wear-resistant material casting that thickness is not less than 5mm forms.
The part end to end 02 of bowl structure is formed using casting heat resistant steel, and its upper end is connected with crown part 01 by screw thread, under
End is then connected with the air outlet of adapter 03 by shoulder hole, in the mounted state, the lower end outside cast flange platform of part 02 end to end
Rank, passes through cast refractory casting material and realizes fixing between each fluidization hood 100.
Adapter 03 is made by heat-resisting resistance to seamless steel pipe, is processed into and air-flow non-return valve inside its air opening end (upper end)
The consistent interior chamfering of 04 cone angle, reaches closed gas flow by the ring packing conical surface being formed when closing with air-flow non-return valve 04
The purpose of passage.The lower end of adapter 03 is inserted directly in water cooled wind chamber, realizes in a welding manner admittedly with water-cooled distributor fin
Fixed.Additionally, being provided with, in the lower end of adapter 03, the restricting orifice adjusting fluidization hood 100 gas-flow resistance, by the spiral shell of its underpart
Stricture of vagina spiral cover is fixed on blast cap adapter air inlet, adjusts the size of blast cap resistance by changing the restricting orifice of different pore size.
The upper end of air-flow non-return valve 04 is provided with the heat resisting steel cone workpiece of slidably valve pocket, by with adapter 03 on
Circular cone between the air outlet at end realizes the function of sealing gas channel, to prevent lime-ash from pouring in down a chimney inflow water cooled wind chamber.Its
The valve pocket at top is enclosed within guide rod 06, and when being passed through by the air-flow of certain flow rate in adapter 03, gas drag makes air-flow upwards
Non-return valve 04 holds up upwards, opens gas channel；When blower fan stops air feed, the updraft in adapter 03 disappears, and air-flow is inverse
Only the valve body of valve 04 falls closed gas flow passage after rise by deadweight.The nominal air delivery of therefore air-flow non-return valve 04 apery weight and incinerator
Between wired sexual intercourse.Achieve air-flow non-return valve 04 and only have incinerator banking fire or blowing out, that is, only blower fan stops air feed
Energy closed gas flow passage, meets incinerator in the different openings run and all keep air-flow non-return valve 04 under air quantity.
Due to only having the naked leakage of the outer surface of the umbrella-shaped structure of the crown part 01 of fluidization hood 100 in water-cooled distributor flame retardant coating
More than, therefore completely avoid the wear problem of fluidization hood.
More than, specific embodiment only of the present utility model, but protection domain of the present utility model is not limited thereto,
Any those familiar with the art, in the technical scope that this utility model discloses, can readily occur in change or replace
Change, all should cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be with claim
Protection domain be defined.
Claims (9)
1. a kind of umbrella fluidization hood is it is characterised in that this umbrella fluidization hood includes:
Cap, comprising:
Crown part, its top is umbrella-shaped structure；And
Part end to end, it is connected with the bottom of described crown part；
Wherein, the bottom of described part end to end is connected with the air outlet of adapter；
And guide rod, its first end is fixed on described crown part, and its second end is slidably free end；
This umbrella fluidization hood also includes cover plate and air-flow non-return valve；
Wherein, described guide rod is through in the sleeve pipe of described cover plate, and described cover plate is resisted against the inner side of described crown part；
Wherein, the second end matched of described guide rod is inserted in the valve pocket of described air-flow non-return valve, and described air-flow non-return valve with
The air outlet of described adapter is connected.
2. umbrella fluidization hood according to claim 1 is it is characterised in that described umbrella fluidization hood also includes guiding
Portion；Comprising:
Slide bar, it is located at described guide rod and vertical with described guide rod；And
It is respectively arranged on the linkage of described slide bar both sides；
Wherein, described slide bar is fixed in the inner of described linkage；
Wherein, the outer end of described linkage is connected with described cover plate and described air-flow non-return valve respectively；
While the sliding axially of guide rod described in drive lower edge of the described valve pocket linkage of side wherein, the institute of opposite side
State linkage drive described cover plate with the direction contrary with this slip sliding axially along described guide rod.
3. umbrella fluidization hood according to claim 1 is it is characterised in that be distributed with the umbrella-shaped structure of described crown part
Several spout rings, circumferentially distributed on each described spout ring have several spouts.
4. umbrella fluidization hood according to claim 3 is it is characterised in that in the corresponding cross section place of described umbrella-shaped structure
Place, the described spout on adjacent described spout ring is parallel to each other.
5. umbrella fluidization hood according to claim 3 is it is characterised in that the airflow direction of described spout is perpendicular to its institute
The umbrella-shaped structure at place.
6. umbrella fluidization hood according to claim 1 is it is characterised in that described crown part and described part end to end pass through
The helicitic texture joined is connected.
7. umbrella fluidization hood according to claim 1 is it is characterised in that described part end to end passes through the stepped hole of coupling
Join the air outlet outer rim that formula is seated described adapter.
8. umbrella fluidization hood according to claim 1 is it is characterised in that the bottom of described air-flow non-return valve is tied for cone
Structure, this cone structure matched is seated the air outlet of described adapter.
9. a kind of incinerator, including furnace main body it is characterised in that having at least one in described furnace main body as claim
Umbrella fluidization hood any one of 1～8；
Wherein, in the state of being equipped with fluidisation material, the umbrella-shaped structure of at most described crown part is exposed in described fluidisation material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620885533.7U CN205897155U (en) | 2016-08-15 | 2016-08-15 | Umbelliform fluidizing air cap and waste incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620885533.7U CN205897155U (en) | 2016-08-15 | 2016-08-15 | Umbelliform fluidizing air cap and waste incinerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205897155U true CN205897155U (en) | 2017-01-18 |
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ID=57779998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620885533.7U Expired - Fee Related CN205897155U (en) | 2016-08-15 | 2016-08-15 | Umbelliform fluidizing air cap and waste incinerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205897155U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090940A (en) * | 2016-08-15 | 2016-11-09 | 北京中科通用能源环保有限责任公司 | Umbrella fluidization hood and incinerator |
-
2016
- 2016-08-15 CN CN201620885533.7U patent/CN205897155U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090940A (en) * | 2016-08-15 | 2016-11-09 | 北京中科通用能源环保有限责任公司 | Umbrella fluidization hood and incinerator |
| CN106090940B (en) * | 2016-08-15 | 2018-07-17 | 北京中科通用能源环保有限责任公司 | Umbrella fluidization hood and waste incinerator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 Termination date: 20190815 |