CN220892228U - Low-emission circulating fluidized bed boiler for in-furnace desulfurization - Google Patents
Low-emission circulating fluidized bed boiler for in-furnace desulfurization Download PDFInfo
- Publication number
- CN220892228U CN220892228U CN202322462234.5U CN202322462234U CN220892228U CN 220892228 U CN220892228 U CN 220892228U CN 202322462234 U CN202322462234 U CN 202322462234U CN 220892228 U CN220892228 U CN 220892228U
- Authority
- CN
- China
- Prior art keywords
- feeding
- fixedly connected
- fluidized bed
- boiler
- circulating fluidized
- 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.)
- Active
Links
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 18
- 230000023556 desulfurization Effects 0.000 title claims abstract description 18
- 238000007599 discharging Methods 0.000 claims description 13
- 238000007664 blowing Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 20
- 238000000034 method Methods 0.000 abstract description 4
- 239000002245 particle Substances 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000002485 combustion reaction Methods 0.000 description 7
- 239000013049 sediment Substances 0.000 description 6
- 241000406668 Loxodonta cyclotis Species 0.000 description 5
- 239000003245 coal Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
Abstract
The utility model discloses a circulating fluidized bed boiler with low emission for desulfurization in a boiler, which relates to the technical field of fluidized bed boilers, and solves the problems that the heat loss in the boiler and the pollution to the surrounding environment are caused in the feeding process of the fluidized bed boiler. The automatic feeding device is beneficial to automatically feeding the boiler in the use process by arranging the feeding assembly, so that the splashing of the burned particles in the boiler is avoided, when the boiler body is fed, the material falls into the feeding pipeline from the feeding assembly, the driving motor is started to drive the threaded screw rod to rotate, the connecting frame plate is pushed to drive the pushing plate to reciprocate back and forth in the feeding pipeline, and the material falling into the feeding pipeline is pushed into the boiler body, so that the automatic circulation feeding is realized.
Description
Technical Field
The utility model relates to the technical field of fluidized bed boilers, in particular to a circulating fluidized bed boiler with low desulfurization and low emission in a furnace.
Background
The energy and environment are two major problems of the development of the current society, china is a large country of coal production, coal accounts for 76% in the current primary energy consumption, the trend of rising is seen in a plurality of years in the future, 84% of the coal is directly used for combustion, the combustion efficiency is not high enough, atmospheric pollutants generated by combustion are not effectively controlled, SO that 87% S02 discharged into the atmosphere in China is derived from the combustion SO2 of the coal and is a pollutant seriously harming the atmospheric environment, SO2 and water vapor are chemically reacted to form sulfuric acid, and rainwater is acid rain once reaching the ground, along with the increasing of the environmental protection requirement in recent years, various circulating fluidized bed boilers for combusting raw coal are gradually developed, and circulating fluidized bed boilers of different manufacturers and different design concepts are sequentially put into operation, and the fluidized bed boilers adopt fluidized bed combustion modes, SO that the low-emission circulating fluidized bed boilers in the desulfurization furnace are required to be used for realizing low emission in the desulfurization furnace.
The utility model provides a present circulating fluidized bed boiler, like the patent of publication number CN206160107U a circulating fluidized bed boiler loading attachment, it is equipped with sediment storehouse and boiler, is equipped with the material loading platform between sediment storehouse and the boiler, the high height that is higher than the material loading platform between boiler and the sediment storehouse in sediment storehouse, characterized by the upper portion side in sediment storehouse be equipped with the discharge gate, be equipped with the elephant trunk that the axis is 30 ~ 40 degrees with sediment storehouse axis on the discharge gate, the upper end and the discharge gate of elephant trunk are connected, the lower extreme export of elephant trunk extends to the top of material loading platform, is equipped with the manual picture peg valve of how much controlling the slag volume on the below export of elephant trunk, is equipped with the skip car on the material loading platform under the spout lower extreme export, the skip car carries the material chute that the elephant trunk transported down to the boiler manhole in the door to add the material pipe, has simple structure, energy-efficient, low cost, reduce staff intensity of labour, increase staff work efficiency scheduling advantage.
Aiming at the related technology, the fluidized bed boiler has the advantages of simple structure, high efficiency, energy saving, low cost, reduced labor intensity of workers, increased working efficiency of the workers and the like, however, in the use process, when the fluidized bed boiler is internally charged, particles burnt in the fluidized bed boiler are easy to splash out, meanwhile, heat loss in the boiler is caused, and waste gas generated in the direct combustion process overflows to cause damage to the health of the charged workers and cause pollution to the surrounding environment.
Disclosure of utility model
The utility model aims to provide a circulating fluidized bed boiler with low emission for desulfurization in a furnace, which can solve the problems that in the background technology, when the fluidized bed boiler is used for feeding materials into the fluidized bed boiler, particles burnt in the fluidized bed boiler are easy to splash out, heat in the furnace is lost, and waste gas generated in the direct combustion process overflows to cause harm to the health of fed workers and pollute the surrounding environment.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a desulfurization low emission circulating fluidized bed boiler in stove, includes the boiler furnace body, one side surface fixedly connected with support frame of boiler furnace body, the top surface of support frame is provided with feeding assembly, feeding assembly's top surface is provided with feeding assembly, feeding assembly includes the feeding pipeline.
The feeding device is characterized in that a top plate is arranged on the upper surface of the feeding pipeline, a pushing plate is arranged in the feeding pipeline, a connecting frame plate is arranged on one side of the pushing plate, and a threaded screw rod is connected to the surface of the connecting frame plate in a penetrating manner.
Preferably, the lower surface of the feeding pipeline is fixedly connected with the upper surface of the supporting frame, the upper surface of the feeding pipeline is fixedly connected with a top plate, and the surface of the top plate is provided with a feed inlet.
Preferably, the inside swing joint of feeding tube has the flitch of pushing away, one side surface fixedly connected with link plate of flitch, one side surface fixedly connected with screw thread axle sleeve of link plate, screw thread lead screw is connected with to the inside screw thread of screw thread axle sleeve.
Preferably, one end of the threaded screw rod is fixedly connected with a fixing sleeve, the other side surface of the fixing sleeve is fixedly connected with a driving motor, and the lower surface of the driving motor is fixedly connected with the upper surface of the supporting frame.
Preferably, the feeding assembly comprises a storage feeding box, the lower surface of the storage feeding box is fixedly connected with the upper surface of the feeding assembly, a connecting clamping sleeve is fixedly connected with one side surface of the inside of the storage feeding box, and limiting sliding rails are fixedly connected with two sides of the inner wall of the storage feeding box.
Preferably, the inside sliding connection of spacing slide rail has the blowing baffle, the outside surface of blowing baffle with the one side surface through connection of storage feeding case.
Preferably, one end of the lower surface of the discharging baffle is fixedly connected with a connecting plate, the surface of the connecting plate is connected with a threaded rod in a penetrating manner, and one end of the threaded rod is movably connected with one side surface of the storage feeding box.
Compared with the prior art, the utility model has the beneficial effects that:
1. This boiler is in desulfurization low emission circulating fluidized bed boiler is favorable to carrying out automatic material feeding in the boiler through being equipped with feeding component in the use, realize closed reinforced simultaneously in reinforced in-process, avoided the granule that burns in the boiler to splash, reduced the heat loss in the stove, avoided the pollution to surrounding environment simultaneously, the practicality of fluidized bed boiler has been improved effectively, when carrying out the pay-off to the boiler furnace body, the material drops into feeding pipeline from feeding component in, start driving motor drive screw mandrel rotates, promote the connection frame plate and drive the flitch and make a round trip reciprocating motion in feeding pipeline is inside, will drop in feeding pipeline's material propelling movement is in boiler furnace body, thereby realize automatic cycle feeding.
2. This desulfurization low emission circulating fluidized bed boiler in stove is favorable to in the use, can add the material at the storage feeding case earlier, then adjust the distance that opens and shuts of blowing baffle inside the storage feeding case to control feeding assembly's unloading speed, when low emission circulating fluidized bed boiler uses, to the material of adding in the storage feeding case, then rotate the handle, it removes to drive the connecting plate through the threaded rod rotation, the connecting plate drives the blowing baffle and removes spacingly through spacing slide rail, then adjust the distance between blowing baffle and the storage feeding incasement wall, adjust the unloading speed of the inside material of storage feeding case.
Drawings
FIG. 1 is a schematic diagram of the front view of the present utility model;
FIG. 2 is a schematic diagram of a feeding assembly according to the present utility model;
FIG. 3 is a schematic view of the feed assembly of the present utility model;
Fig. 4 is an enlarged view of the structure of fig. 1a according to the present utility model.
In the figure: 1. a boiler body; 2. a support frame; 3. a feeding assembly; 301. a feed pipe; 302. a top plate; 303. a feed inlet; 304. a pushing plate; 305. a connecting frame plate; 306. a threaded shaft sleeve; 307. a threaded screw rod; 308. a fixed sleeve; 309. a driving motor; 4. a feed assembly; 401. a storage feeding box; 402. a connecting clamping sleeve; 403. a limit sliding rail; 404. a discharging baffle; 405. a connecting plate; 406. a threaded rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1, fig. 2 and fig. 4, an in-furnace desulfurization low-emission circulating fluidized bed boiler in the drawings comprises a boiler body 1, a support frame 2 is fixedly connected to one side surface of the boiler body 1, a feeding component 3 is arranged on the upper surface of the support frame 2, a feeding component 4 is arranged on the upper surface of the feeding component 3, the feeding component 3 comprises a feeding pipeline 301, a top plate 302 is arranged on the upper surface of the feeding pipeline 301, a pushing plate 304 is arranged in the feeding pipeline 301, a connecting frame plate 305 is arranged on one side of the pushing plate 304, a threaded screw 307 penetrates through and is connected with the lower surface of the feeding pipeline 301 and the upper surface of the support frame 2, a top plate 302 is fixedly connected to the upper surface of the feeding pipeline 301, a connecting frame plate 305 is fixedly connected to one side surface of the top plate 302, a threaded shaft sleeve 306 is fixedly connected to one side surface of the connecting frame plate 305, a threaded screw 307 is fixedly connected with a fixing sleeve 308 at one end of the threaded screw 307, a motor surface of the fixing sleeve 308 is fixedly connected with the upper surface of the motor 309, and the lower surface of the motor 309 is fixedly connected with the upper surface of the support frame 2.
Working principle capable of automatically feeding fluidized bed boiler: firstly, adding materials into a feeding assembly 4, then adjusting the blanking speed of the feeding assembly 4, enabling the materials to fall into a feeding pipeline 301 through a feeding port 303 formed in a top plate 302, then starting a driving motor 309, driving a threaded screw 307 through a fixed sleeve 308 to rotate, driving a connecting frame plate 305 through a threaded shaft sleeve 306 to rotate, driving a pushing plate 304 to reciprocate back and forth in the feeding pipeline 301 again through the rotating of the threaded screw 307, and accordingly pushing the materials falling into the feeding pipeline 301 into a boiler body 1, and automatically and circularly feeding, wherein the driving motor 309 is of the type: YE2-132S-4.
Example 2
Referring to fig. 1 and 3, in the illustration, a feeding assembly 4 includes a feeding assembly 4 including a feeding storage box 401, a lower surface of the feeding storage box 401 is fixedly connected with an upper surface of a feeding assembly 3, a connecting sleeve 402 is fixedly connected with one side surface of an inner portion of the feeding storage box 401, two sides of an inner wall of the feeding storage box 401 are fixedly connected with limiting slide rails 403, a discharging baffle 404 is slidably connected with an inner side of the limiting slide rails 403, an outer side surface of the discharging baffle 404 is in penetrating connection with one side surface of the feeding storage box 401, one end of a lower surface of the discharging baffle 404 is fixedly connected with a connecting plate 405, a threaded rod 406 is in penetrating connection with a surface of the connecting plate 405, and one end of the threaded rod 406 is movably connected with one side surface of the feeding storage box 401.
In this embodiment: when the low-emission circulating fluidized bed boiler is used, firstly, the cover plate above the storage feeding box 401 is opened, materials are added into the storage feeding box 401, then the cover plate is closed, the handle is rotated, the handle rotates with the surface of the storage feeding box 401 through the threaded rod 406, the threaded rod 406 rotates to drive the connecting plate 405 to move on the outer side surface of the threaded rod 406, the connecting plate 405 drives the discharging baffle 404 to penetrate through one side surface of the storage feeding box 401 to move, the discharging baffle 404 moves through the limiting slide rails 403 on two sides of the inner wall of the storage feeding box 401 to be limited when moving, then the distance between the discharging baffle 404 and the inner wall of the storage feeding box 401 is adjusted according to the use requirement, so that the discharging speed of the materials inside the storage feeding box 401 is adjusted, and when discharging is not needed, one end of the discharging baffle 404 is moved to be closed with the connecting clamping sleeve 402, and discharging can be stopped.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process-method-article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process-method-article or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes-modifications-substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a desulfurization low emission circulating fluidized bed boiler in stove, includes boiler furnace body (1), its characterized in that: one side surface of the boiler body (1) is fixedly connected with a support frame (2), a feeding assembly (3) is arranged on the upper surface of the support frame (2), a feeding assembly (4) is arranged on the upper surface of the feeding assembly (3), and the feeding assembly (3) comprises a feeding pipeline (301);
The feeding device is characterized in that a top plate (302) is arranged on the upper surface of the feeding pipeline (301), a pushing plate (304) is arranged in the feeding pipeline (301), a connecting frame plate (305) is arranged on one side of the pushing plate (304), and a threaded screw rod (307) penetrates through the surface of the connecting frame plate (305).
2. An in-furnace desulfurization low-emission circulating fluidized bed boiler according to claim 1, wherein: the lower surface of the feeding pipeline (301) is fixedly connected with the upper surface of the supporting frame (2), a top plate (302) is fixedly connected with the upper surface of the feeding pipeline (301), and a feeding hole (303) is formed in the surface of the top plate (302).
3. An in-furnace desulfurization low-emission circulating fluidized bed boiler according to claim 2, wherein: the inside swing joint of feeding pipeline (301) has pushing away flitch (304), one side surface fixedly connected with link plate (305) of pushing away flitch (304), one side surface fixedly connected with screw thread axle sleeve (306) of link plate (305), the inside threaded connection of screw thread axle sleeve (306) has screw thread lead screw (307).
4. A desulfurization low-emission circulating fluidized bed boiler in a furnace according to claim 3, wherein: one end of the threaded screw rod (307) is fixedly connected with a fixing sleeve (308), the other side surface of the fixing sleeve (308) is fixedly connected with a driving motor (309), and the lower surface of the driving motor (309) is fixedly connected with the upper surface of the supporting frame (2).
5. An in-furnace desulfurization low-emission circulating fluidized bed boiler according to claim 1, wherein: the feeding assembly (4) comprises a storage feeding box (401), the lower surface of the storage feeding box (401) is fixedly connected with the upper surface of the feeding assembly (3), a connecting clamping sleeve (402) is fixedly connected to one side surface of the inside of the storage feeding box (401), and limiting sliding rails (403) are fixedly connected to two sides of the inner wall of the storage feeding box (401).
6. An in-furnace desulfurization low-emission circulating fluidized bed boiler in accordance with claim 5, wherein: the inside sliding connection of spacing slide rail (403) has blowing baffle (404), the outside surface of blowing baffle (404) with one side surface through connection of storage feeding case (401).
7. An in-furnace desulfurization low-emission circulating fluidized bed boiler in accordance with claim 6, wherein: the feeding device is characterized in that a connecting plate (405) is fixedly connected to one end of the lower surface of the discharging baffle (404), a threaded rod (406) is connected to the surface of the connecting plate (405) in a penetrating manner, and one end of the threaded rod (406) is movably connected with one side surface of the storage feeding box (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322462234.5U CN220892228U (en) | 2023-09-11 | 2023-09-11 | Low-emission circulating fluidized bed boiler for in-furnace desulfurization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322462234.5U CN220892228U (en) | 2023-09-11 | 2023-09-11 | Low-emission circulating fluidized bed boiler for in-furnace desulfurization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220892228U true CN220892228U (en) | 2024-05-03 |
Family
ID=90868295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322462234.5U Active CN220892228U (en) | 2023-09-11 | 2023-09-11 | Low-emission circulating fluidized bed boiler for in-furnace desulfurization |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220892228U (en) |
-
2023
- 2023-09-11 CN CN202322462234.5U patent/CN220892228U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203899446U (en) | Flue gas desulfurization device with coarse desulfurization function | |
| CN102872712A (en) | Semi-dry-process desulfurization apparatus | |
| CN113834059A (en) | Energy-saving and environment-friendly boiler combustion process | |
| CN205965496U (en) | Efficient dry desulfurization dust collector | |
| CN201753325U (en) | Chain plate drying device for sintered flue gas desulfurization gypsum | |
| CN220892228U (en) | Low-emission circulating fluidized bed boiler for in-furnace desulfurization | |
| CN219120550U (en) | Automatic feeding biomass boiler | |
| CN114060840A (en) | Biomass fuel boiler for industrial steam supply and use method thereof | |
| CN203202266U (en) | Gate valve for high temperature wind ash pipe cutoff | |
| CN108503244A (en) | A kind of energy conservation and environmental protection automation lime cellar for storing things stove | |
| CN102072499A (en) | Flue gas low temperature denitriding and coal slime drying combined circulating system | |
| CN112520328A (en) | Dustless ash unloading system and converter flue gas treatment system | |
| CN201755530U (en) | High-temperature precipitator dust cooling and digestion device | |
| WO2022111137A1 (en) | Dust-free dry dust discharging system, and converter flue gas treatment system | |
| CN203099790U (en) | 600 MW supercritical circulating fluid bed boiler system provided with external heat exchanger | |
| CN203980924U (en) | Residual heat boiler of steel ball dedusting type ore heat furnace | |
| CN209558379U (en) | A kind of boiler slag cleaning plant | |
| CN201297628Y (en) | Device for reburning xylose waste slag subject to flue gas oven dring and dewatering | |
| CN207175790U (en) | A kind of novel lime calciner | |
| CN205941055U (en) | Automatic get sediment device | |
| CN205308442U (en) | Boiler high temperature dry dust sediment device in small, broken bits | |
| CN203980923U (en) | The residual heat boiler of steel ball dedusting type ore heat furnace that keeps steel ball totebox balance | |
| CN104132545B (en) | Prevent the residual heat boiler of steel ball dedusting type ore heat furnace that steel ball is lost | |
| CN221808480U (en) | Energy-saving environment-friendly desulfurizing agent regeneration tank | |
| CN202808620U (en) | Energy-saving and environment-friendly lime kiln |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |