CN209196861U - Garbage burning boiler ash handling equipment - Google Patents
Garbage burning boiler ash handling equipment Download PDFInfo
- Publication number
- CN209196861U CN209196861U CN201821955381.9U CN201821955381U CN209196861U CN 209196861 U CN209196861 U CN 209196861U CN 201821955381 U CN201821955381 U CN 201821955381U CN 209196861 U CN209196861 U CN 209196861U
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- Prior art keywords
- ash
- burning boiler
- scraper
- handling equipment
- heating surface
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- Gasification And Melting Of Waste (AREA)
- Incineration Of Waste (AREA)
Abstract
The utility model discloses a kind of garbage burning boiler ash handling equipments.Garbage burning boiler ash handling equipment includes: telescopic mechanism, is installed on the roof of burning boiler；Beam is scraped in ash disposal, is set on the telescopic mechanism, is moved with the flexible of the telescopic mechanism；Ash-scraper is connected to the ash disposal and scrapes beam；The soot blower is for striking off the ash of the burning boiler heating surface.The utility model garbage burning boiler ash handling equipment can realize online mechanical ashing without the mode of the complexity such as blowing out and mechanical vibrator and shock wave pulse in producing, and the dust stratification on heating surface can be effectively removed, prevent heating surface exchange capability of heat from reducing and corroding the reduction to the service life of heating surface.
Description
Technical field
The utility model belongs to technical field of waste incineration, and in particular to a kind of garbage burning boiler ash handling equipment.
Background technique
The mode of landfill and burning is mainly taken the processing mode of house refuse both at home and abroad at present, and flourishing state
Family, the ratio that waste incineration accounts for are bigger.With the development of waste incineration industry, garbage incineration technology reaches its maturity and perfect, rubbish
The minimizing of rubbish processing, recycling and innoxious accomplished.But it is disproportionate with the waste incineration industry that graduallys mature be,
Garbage burning boiler internal heating surface dust stratification and seriously corroded, and corrosion generally acknowledged both at home and abroad belongs to high temperature villaumite molten corrosive,
Also there is direct relationship with dust stratification.
Content of ashes is higher in rubbish, and salinity is complicated, and only villaumite of the fusing point lower than 500 DEG C just has more than ten, and salt coexists
More reduce the fusing point of villaumite.Partial salts in flue gas have reached fusing point, mix with other high-melting-point salt, lead to ash content
Whole is in soft state, and the ash content viscosity of soft state is higher than the viscosity of powdered ash content.Flue gas is from fire grate rearwardly heating surface
In flow process, after the ash content of the soft state carried therebetween and heated face contact, ash content is gradually adhering to heating surface surface, shape
At dust stratification.The ash of softening is with after heated face contact, and fused salt reacts with metal wall surface, referred to as high temperature villaumite molten corrosive.It is high
Warm villaumite molten corrosive speed is surprising, usually the waste incineration unit of operation 6 months, heated surface corrosion 1mm or so, that is,
It says, the heating surface of a 5mm thickness will be replaced in 3 years because of etching problem.
Premise there are above-mentioned condition is not that garbage burning factory does not take ash disposal measure, but currently without practical
Technological means.It is mechanical vibrator and shock wave pulse ash disposal that garbage burning factory, which takes more ash disposal mode, at present, in coal-fired electricity
Factory is unsuitable for waste incineration facility using universal steam soot blowing.Mechanical vibrator is by shaking heating surface to heating surface rapping
It is dynamic, the ash content that heating surface surface is gathered is shaken off.Since the ash content viscosity of soft state is high, once it is adhered to heating surface surface very
Difficulty is shaken off.Shock wave pulse ash disposal is to be mixed using fuel gas such as acetylene with air, unexpected using combustible gas deflagrating, volume
The ash content gathered impact is fallen in expansion, and actual conditions are, once ash content gathers to be formed, the effect which plays is also limited.
Dust stratification causes heating surface exchange capability of heat to reduce, corrode the service life for substantially reducing heating surface, solves dust stratification and corrosion
Problem is extremely urgent, and the international headache of the industry of waste incineration at present.Although usually being adopted in garbage burning factory operational process
With the online ash disposal mode such as mechanical vibrator or shock wave pulse, but garbage burning factory 6 months or so the time of every operation still will stop
Furnace passes through artificial mode deashing.
Therefore, it is badly in need of a kind of economic, convenient to use garbage burning boiler ash handling equipment.
Utility model content
The purpose of the utility model is to provide a kind of garbage burning boiler ash handling equipment, this garbage burning boiler ash handling equipments
Online mechanical ashing can be achieved.
The technical solution of the utility model is as follows:
A kind of garbage burning boiler ash handling equipment, comprising:
Telescopic mechanism is installed on the roof of burning boiler；
Beam is scraped in ash disposal, is set on the telescopic mechanism, is moved with the flexible of the telescopic mechanism；
Ash-scraper is connected to the ash disposal and scrapes beam；The soot blower is for striking off the ash of the burning boiler heating surface.
In above-mentioned garbage burning boiler ash handling equipment, it is preferable that the telescopic mechanism is telescopic rod.
In above-mentioned garbage burning boiler ash handling equipment, it is preferable that the burning is stretched out in one end of the telescopic mechanism
Boiler is located at the outside of the burning boiler, and the other end scrapes beam with the ash disposal and is connected.
In above-mentioned garbage burning boiler ash handling equipment, it is preferable that the telescopic mechanism is scraped between beam with ash disposal as bullet
Property connection it is highly preferred that the telescopic mechanism scrapes beam with ash disposal and carries out the elastic connection by spring chain extension bar work as ash disposal
When scraping the moving direction of beam and deforming with heating surface arranged direction there are certain angle and telescopic mechanism, spring chain extension bar can
Elastic reaction is played to guarantee contact that ash disposal scrapes beam with heating surface, it is preferred that the telescopic mechanism is scraped between beam with ash disposal
For spring connection.
In above-mentioned garbage burning boiler ash handling equipment, it is preferable that the ash-scraper scrapes beam with ash disposal and takes elastic connection,
Preferably, the elastic connection is spring connection, prevents telescopic mechanism is severely deformed from causing ash-scraper sidesway and damaging burning
Pipe in boiler.
In above-mentioned garbage burning boiler ash handling equipment, it is preferable that the ash-scraper is hollow circular ring structure and internal diameter omits
Greater than the outer diameter of pipe where the burning boiler heating surface, the ash-scraper is 2~10mm with the distance between heating surface, more excellent
Choosing, ash-scraper is 3~6mm with the distance between heating surface, so that ash-scraper both can be by the outer surface (i.e. heating surface) of pipe
On dust stratification removal, the outer surface of pipe of not damaging again；Preferably, the ash-scraper is the structure of semicircular ring, the ash-scraper half
Annular width is 10~30mm；Preferably, the ash-scraper is the structure of small half ring, it is highly preferred that the small half ring
Angle is between 140~160.
In above-mentioned garbage burning boiler ash handling equipment, it is preferable that the ash-scraper with a thickness of 4~6mm, it is preferable that
The ash-scraper with a thickness of 5mm.
In above-mentioned garbage burning boiler ash handling equipment, it is preferable that the ash-scraper is removably installed in the ash disposal
It scrapes on beam；Preferably, the ash-scraper is multiple, and is set to the ash disposal side by side and scrapes on beam；Beam is scraped in the ash-scraper and ash disposal
Between to be slidably connected so that be divided between multiple ash-scrapers it is adjustable, to adapt to the burning boiler of different interval
Heating surface.
Compared with prior art, the utility model has the following beneficial effects:
1. the utility model garbage burning boiler ash handling equipment can realize online mechanical ashing, without blowing out in producing
And the mode of the complexity such as mechanical vibrator or shock wave pulse.
2. the utility model garbage burning boiler ash handling equipment is convenient and practical and is suitably adapted for the heated of a variety of different intervals
Face.
3. the utility model garbage burning boiler ash handling equipment can effectively remove the dust stratification on heating surface, heating surface is prevented
Exchange capability of heat reduces and corrodes the reduction to the service life of heating surface.
Detailed description of the invention
Fig. 1 is the structural schematic diagram under the utility model garbage burning boiler ash handling equipment use state；
Fig. 2 is the connection schematic diagram that beam and ash-scraper are scraped in the utility model ash disposal；
Fig. 3 is structural schematic diagram when beam and ash-scraper, telescopic mechanism elastic connection are scraped in the utility model ash disposal；
Structural schematic diagram when Fig. 4 is connected between the pipe in the utility model refuse burner using fin；
1 is telescopic rod, and 2 scrape beam for ash disposal, and 3 be ash-scraper, and 4 be heating surface, and 5 be burning boiler, and 6 be spring, and 7 be fin
Piece.
Specific embodiment
The present invention will be further illustrated below in conjunction with specific embodiments.It should be understood that these embodiments be only used for it is practical
Novel rather than limitation the scope of the utility model.Externally it should be understood that after having read the content of the utility model, ability
Field technique personnel make various changes or modifications the utility model, and such equivalent forms equally fall within the application appended claims
Book limited range.
Embodiment 1
As shown in Figure 1, burning boiler heating surface is the outer surface of vertical deployment tube, wherein walking working-medium water in vertical deployment tube
Or steam, it is high-temperature flue gas that pipe is outer；Telescopic shaft type, top-down mode are taken in online mechanical ashing.
Telescopic rod 1 is installed on the top of burning boiler 5, is arranged in a vertical direction, it is preferable that one end of telescopic rod 1 is located at
The outside of burning boiler (can not need blowing out) in Refuse Incineration Process and operate telescopic rod outside burning boiler；On telescopic rod 1
Ash disposal is installed and scrapes beam 2, ash disposal is scraped beam 2 and arranged in the horizontal direction, it is preferable that the other end of telescopic rod 1 is installed on ash disposal and scrapes beam 2
On so that when heating surface is smaller at a distance from burning boiler bottom, still can fully to burning boiler heating surface 4 into
Row effect；In non-ash disposal state, ash disposal scrapes beam 2 as the contraction of telescopic rod 1 is located at 4 top of heating surface, and when ash disposal state removes
Ash scrapes beam 2 as stretching out for telescopic rod 1 moves back and forth up and down on burning boiler heating surface 4；Preferably, telescopic rod 1 is resistance to
High temperature, corrosion resistant material members.
Ash disposal scrapes beam 2 equipped with ash disposal unit, and ash disposal unit includes multiple ash-scrapers 3, it is preferable that the ash-scraper 3
The shape of inner surface and the external surface shape of 4 place pipe of burning boiler heating surface match, by the burning boiler heating surface
On ash strike off；Ash-scraper 3 can be sheathed on the pipe at 4 place of burning boiler heating surface, it is preferable that ash-scraper 3 is hollow circular ring
Structure, the internal diameter of ash-scraper 3 are slightly larger than the outer diameter of pipe 4, since dust stratification is mainly accumulated in the windward side of heating surface 4, it is advantageous to
Ground, ash-scraper 3 takes the structure of semicircular ring, and (form of light pipe is usually taken, for right in the heating surface tube in boiler inner flue
This light pipe arranged in flue takes semicircle ring structure).
3 semicircle ring width of ash-scraper (i.e. the difference of the outer diameter and internal diameter of semicircular ring) is 10~30mm, is scraped so that can both meet
The required dynamics requirement of ash, prevents from touching adjacent heating surface on the outside of semicircular ring again.
Preferably, ash-scraper 3 has gap between heating surface 4, it is highly preferred that ash-scraper 3 is the same as the distance between heating surface 4
For 2~10mm, it is highly preferred that ash-scraper 3 is 3~6mm with the distance between heating surface 4, so that ash-scraper 3 both can be by pipe
Outer surface (i.e. heating surface 4) on dust stratification removal, the outer surface of pipe of not damaging again；Ash-scraper 3 with a thickness of 4~6mm, it is more excellent
Selection of land, ash-scraper 3 are unlikely to encountering phase with a thickness of 5mm to guarantee that ash-scraper has in deashing to enough dynamics
To torsional deformation when adhering to more solid ash；In ash disposal, ash-scraper 3 with ash disposal scrape beam 2 telescopic rod 1 driving lower edge by
Hot facial canal 4 moves up and down, and the ash on heating surface 4 is struck off；Preferably, ash-scraper 3 is removably installed in ash disposal and scrapes
On beam 2, therefore, in the use of 3 long-time of ash-scraper or accidental damage, it can facilitate and only need to replace ash-scraper 3；
Preferably, ash-scraper 3 is installed on the upper side that beam 2 is scraped in ash disposal, and beam 2 is scraped in such ash disposal can play the role of fixed ash-scraper 3,
Ash-scraper 3 can be supported again, can to include telescopic rod 1, ash disposal scrape beam 2 and ash-scraper 3 ash handling equipment play it is certain
Balanced action.Preferably, the ash-scraper 3 for being arranged in vertical flue high-temperature region is high temperature resistant, corrosion-resistant, anti abrasive steel, than
Such as 304 stainless steel components, being arranged in the ash-scraper 3 of back-end ductwork low-temperature space can be with lower to temperature requirement, for example can be used
SA213-TP347H steel.Preferably, 3 inner surface of ash-scraper (close heating surface 4) needs to polish, round and smooth processing, due to dust stratification
It is fairly easily scratched off without sharp contact surface, therefore, both the ash on heating surface 4 can fast and effectively be struck off,
Again offset not because of ash-scraper 3 in mechanism due to damage heating surface 4 (tube outer surface arranged vertically in burning boiler).
Telescopic rod 1 is scraped with ash disposal both can be with Hard link between beam 2, can also be with elastic connection.1 right angle setting of telescopic rod, and
Heating surface is not necessarily arranged vertically, and therefore, can take hardwired mode for vertically arranged heating surface, and is hung down for non-
The heating surface directly arranged, takes elastic connection.So-called elastic connection refers to that installing one section in the bottom end of telescopic rod 1 has bullet
Property chain extension bar with ash disposal scrape beam 2 be connected.When the moving direction of beam 2 is scraped in ash disposal, with heating surface arranged direction, there are certain angles
When, in order to guarantee that ash disposal scrapes beam 2 with the contact of heating surface, spring chain extension bar is needed to play elastic reaction.Preferably, such as Fig. 3 institute
Show, telescopic rod 1 is scraped with ash disposal and connected between beam 2 by spring 6.
The operate with method of garbage burning boiler ash handling equipment:
Ash disposal is carried out to the heating surface 4 of garbage burning boiler after garbage burning boiler runs a period of time, specifically: it is first
First, the interval of multiple ash-scrapers 3 is adjusted, with the position of the pipe where the heating surface 4 with the garbage burning boiler under actual conditions
It is matched；Secondly, operation is located at 1 upper end of telescopic rod outside garbage burning boiler, so that telescopic rod 1 is stretched out, removed to drive
Ash scrapes beam 2 and ash-scraper 3 moves from top to bottom, and the heating surface 4 of ash-scraper 3 and garbage burning boiler is in close contact, therefore,
In the top-down movement of ash-scraper 3, the dust stratification on the heating surface 4 of garbage burning boiler can be removed；Finally, in product
After ash removal, operation telescopic rod 1 is shunk, so that ash disposal be driven to scrape beam 2 and ash-scraper 3 from lower upper movement, so that packet
Include telescopic rod 1, beam 2 is scraped in ash disposal and the garbage burning boiler ash handling equipment of ash-scraper 3 is shunk in garbage burning boiler (heating surface 4)
Top.
Embodiment 2
As shown in figure 3, telescopic rod 1 is scraped between beam 2 with ash disposal using being flexible coupling such as spring structure, can prevent from once stretching
Contracting bar 1 deforms, and leads to 3 direct friction heating surface 4 of ash-scraper.Further, in order to avoid ash-scraper 3 is the same as heating surface 4
Friction (for example telescopic rod 1 is severely deformed cause 3 sidesway of ash-scraper) occurs between the tube outer surface of place under special circumstances, scrapes
The structure that spring can also be taken to connect between beam 2 is scraped in grey device 3 and ash disposal.
Remaining structure and operation are the same as embodiment 1.
Embodiment 3
When for the structure of the fin panel casing in refuse burner, as shown in figure 4, due to being fin between heating surface tube
7 connection structure of piece, therefore, fin 7 rubs between ash-scraper 3 in order to prevent, and ash-scraper 3 takes small half ring structure
(in the boiler, it is known as water-cooling wall by peripheral disposition, generallys use membrane type structure, i.e., the structure of above-mentioned fin panel casing is right
In this film water cold wall structure pipe, small half ring structure is taken).
Small half ring is smaller than semicircular ring.Because fin has certain thickness, if angle is crossed as large as 170,175
Degree is possible to not be avoided that friction, it is therefore preferred that the central angle of small half ring 140~160 (such as 142,144,146,
148,150,152,154,156,158) between degree (for the angle of semicircle is 180 degree).
Remaining structure and operation are the same as embodiment 1.
Claims (9)
1. a kind of garbage burning boiler ash handling equipment characterized by comprising
Telescopic mechanism is installed on the roof of burning boiler；
Beam is scraped in ash disposal, is set on the telescopic mechanism, is moved with the flexible of the telescopic mechanism；
Ash-scraper is connected to the ash disposal and scrapes beam；The soot blower is for striking off the ash of the burning boiler heating surface.
2. garbage burning boiler ash handling equipment according to claim 1, which is characterized in that the telescopic mechanism is flexible
The outside that the burning boiler is located at the burning boiler is stretched out in bar, one end of the telescopic mechanism, and the other end is removed with described
Ash scrapes beam and is connected.
3. garbage burning boiler ash handling equipment according to claim 1, which is characterized in that the same ash disposal of telescopic mechanism
It scrapes for elastic connection between beam, the elastic connection is spring connection.
4. garbage burning boiler ash handling equipment according to claim 1, which is characterized in that the ash-scraper scrapes beam with ash disposal
Elastic connection is taken, the elastic connection is spring connection.
5. garbage burning boiler ash handling equipment according to claim 1, which is characterized in that the ash-scraper is semicircular ring knot
Structure, the width of the semicircular ring are 10~30mm.
6. garbage burning boiler ash handling equipment according to claim 1, which is characterized in that the ash-scraper is small half ring
Structure, the central angle of the small half ring are 140~160 degree.
7. garbage burning boiler ash handling equipment according to claim 1, which is characterized in that the ash-scraper with heating surface it
Between distance be 2~10mm.
8. garbage burning boiler ash handling equipment according to claim 1, which is characterized in that the ash-scraper with a thickness of 4
~6mm.
9. garbage burning boiler ash handling equipment according to claim 1, which is characterized in that the ash-scraper is removably pacified
It is scraped on beam loaded on the ash disposal, the ash-scraper is multiple, and is set to the ash disposal side by side and scrapes on beam, the ash-scraper and ash disposal
Scrape is to be slidably connected between beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821955381.9U CN209196861U (en) | 2018-11-26 | 2018-11-26 | Garbage burning boiler ash handling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821955381.9U CN209196861U (en) | 2018-11-26 | 2018-11-26 | Garbage burning boiler ash handling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209196861U true CN209196861U (en) | 2019-08-02 |
Family
ID=67425922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821955381.9U Expired - Fee Related CN209196861U (en) | 2018-11-26 | 2018-11-26 | Garbage burning boiler ash handling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209196861U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323269A (en) * | 2018-11-26 | 2019-02-12 | 南京瑞能节能技术有限公司 | Garbage burning boiler ash handling equipment |
-
2018
- 2018-11-26 CN CN201821955381.9U patent/CN209196861U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323269A (en) * | 2018-11-26 | 2019-02-12 | 南京瑞能节能技术有限公司 | Garbage burning boiler ash handling equipment |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190802 Termination date: 20201126 |