CN207455572U - Cinder reinjection revert system - Google Patents
Cinder reinjection revert system Download PDFInfo
- Publication number
- CN207455572U CN207455572U CN201721563168.9U CN201721563168U CN207455572U CN 207455572 U CN207455572 U CN 207455572U CN 201721563168 U CN201721563168 U CN 201721563168U CN 207455572 U CN207455572 U CN 207455572U
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- China
- Prior art keywords
- material returning
- returning device
- chamber
- expansion chamber
- revert system
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- 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.)
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- Fluidized-Bed Combustion And Resonant Combustion (AREA)
Abstract
The utility model is related to a kind of revert systems, and in particular to a kind of cinder reinjection revert system.The cinder reinjection revert system, including furnace chamber and expansion chamber, furnace chamber is connected with top of settling chamber, and expansion chamber connects furnace cavity bottom by material returning device, and compressed air connects material returning device bottom by pipeline；The material returning device includes cylinder and central tube, cooperates between the central tube and cylinder, opposite can slide.The utility model has the advantage of：Bed temperature can be effectively controlled, increases the ability of on-load, keeps flue unobstructed, effectively prevents boiler flue corrosion.
Description
Technical field
The utility model is related to a kind of revert systems, and in particular to a kind of cinder reinjection revert system.
Background technology
Circulating fluidized bed boiler has fuel wide adaptation range, desulfuration in furnace is efficient, nitrogen oxide emission is small, burning
The advantages that efficient, load regulation rate is greatly and lime-ash can comprehensively utilize has extensive in fields such as station boiler, Industrial Boilers
Using.
At present, the circulating fluidized bed boiler often used, coal type change is big, and special pit ash content difference is larger, causes
Boiler bed temperature accordingly fluctuates, and bed temperature seriously affects boiler safety stable operation more than 1000 DEG C sometimes.
Utility model content
In order to overcome drawbacks described above, bed temperature can preferably be controlled and increase the ability of boiler on-load by providing one kind
Cinder reinjection revert system.
A kind of cinder reinjection revert system, including furnace chamber and expansion chamber, furnace chamber is connected with top of settling chamber, and expansion chamber passes through
Material returning device connects furnace cavity bottom, and compressed air connects material returning device bottom by pipeline；The material returning device includes cylinder and central tube,
It cooperates, opposite can slide between the central tube and cylinder.
Further, the central tube is heat-resistance stainless steel.
Further, material returning device is equipped with valve, and the valve is used for open and close material returning device pipeline.
Further, the valve is solenoid valve.
Further, the top connecting line between furnace chamber and expansion chamber is higher than material returning device position.
Further, the expansion chamber is U-shaped, and the interface position of material returning device and expansion chamber connects close to furnace chamber and expansion chamber
Mouth position.
The utility model has the advantage of：Bed temperature can be effectively controlled, increases the ability of on-load, keeps flue unobstructed,
Effectively prevent boiler flue corrosion.
Description of the drawings
In order to illustrate more clearly of the technical scheme in the embodiment of the utility model, will make below to required in embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the utility model, right
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
His attached drawing.
Fig. 1 is the utility model cinder reinjection revert system structure diagram.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only explaining this
Utility model is not used to limit the utility model.
The utility model embodiment one, as shown in Figure 1, cinder reinjection revert system, including furnace chamber 1 and expansion chamber 3, furnace chamber
1 and the connection of the top of expansion chamber 3, expansion chamber 31 bottom of furnace chamber is connected by material returning device 2, compressed air connects material returning device by pipeline
2 bottoms；The material returning device includes cylinder and central tube, cooperates between the central tube and cylinder, opposite can slide.
In the present embodiment, central tube can be extracted out out of cylinder, for replacing.
In the present embodiment, the central tube is heat-resistance stainless steel.
In the present embodiment, compressed air is used to supply normal temperature air.Cool down to furnace chamber 1.
In the present embodiment, material returning device 2 is equipped with valve, and the valve is used for 2 pipeline of open and close material returning device.
In the present embodiment, the valve is solenoid valve.
In the utility model, the top connecting line between furnace chamber 1 and expansion chamber 3 is higher than 2 position of material returning device.
In the utility model, the expansion chamber 3 is U-shaped, and the interface position of material returning device and expansion chamber is close to furnace chamber and sedimentation
The interface position of room.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Any modification, equivalent substitution or improvement made within the spirit of utility model and former side etc., should be included in the utility model
Protection domain within.
Claims (6)
1. a kind of cinder reinjection revert system, it is characterised in that：Including furnace chamber and expansion chamber, furnace chamber is connected with top of settling chamber,
Expansion chamber connects furnace cavity bottom by material returning device, and compressed air connects material returning device bottom by pipeline；The material returning device includes cylinder
Body and central tube cooperate between the central tube and cylinder, opposite can slide.
2. cinder reinjection revert system according to claim 1, it is characterised in that：The central tube is heat-resistance stainless steel.
3. cinder reinjection revert system according to claim 1, it is characterised in that：Material returning device is equipped with valve, the valve
Door is used for open and close material returning device pipeline.
4. cinder reinjection revert system according to claim 3, it is characterised in that：The valve is solenoid valve.
5. cinder reinjection revert system according to claim 1, it is characterised in that：Top between furnace chamber and expansion chamber connects
Road is taken over higher than material returning device position.
6. cinder reinjection revert system according to claim 1, it is characterised in that：The expansion chamber to be U-shaped, material returning device with
The interface position of expansion chamber is close to furnace chamber and the interface position of expansion chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721563168.9U CN207455572U (en) | 2017-11-21 | 2017-11-21 | Cinder reinjection revert system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721563168.9U CN207455572U (en) | 2017-11-21 | 2017-11-21 | Cinder reinjection revert system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207455572U true CN207455572U (en) | 2018-06-05 |
Family
ID=62277643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721563168.9U Active CN207455572U (en) | 2017-11-21 | 2017-11-21 | Cinder reinjection revert system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207455572U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260302A (en) * | 2019-06-26 | 2019-09-20 | 西安交通大学 | A kind of fluidized gasification flying dust uses system |
-
2017
- 2017-11-21 CN CN201721563168.9U patent/CN207455572U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260302A (en) * | 2019-06-26 | 2019-09-20 | 西安交通大学 | A kind of fluidized gasification flying dust uses system |
| CN110260302B (en) * | 2019-06-26 | 2020-05-22 | 西安交通大学 | Combustion system for fluidized bed gasification fly ash |
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