CN219976406U - Anti-deformation central cylinder of circulating fluidized bed boiler - Google Patents
Anti-deformation central cylinder of circulating fluidized bed boiler Download PDFInfo
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- CN219976406U CN219976406U CN202321205995.6U CN202321205995U CN219976406U CN 219976406 U CN219976406 U CN 219976406U CN 202321205995 U CN202321205995 U CN 202321205995U CN 219976406 U CN219976406 U CN 219976406U
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- layer
- reinforcing
- fluidized bed
- circulating fluidized
- bed boiler
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- 239000010410 layer Substances 0.000 claims abstract description 55
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 41
- 239000012792 core layer Substances 0.000 claims abstract description 5
- 238000003466 welding Methods 0.000 claims description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 2
- 241001330002 Bambuseae Species 0.000 claims description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 2
- 239000011425 bamboo Substances 0.000 claims description 2
- 210000003850 cellular structure Anatomy 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 3
- 238000005728 strengthening Methods 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
Abstract
The utility model discloses an anti-deformation central cylinder of a circulating fluidized bed boiler, which comprises a cylinder body, wherein the cylinder body is of a layered structure and comprises an outer layer, an intermediate layer and a core layer, the intermediate layer comprises a supporting layer fixed together by a plurality of circular rings, a reinforcing layer is arranged on the outer side of the supporting layer, the cross section of the reinforcing layer is of a honeycomb structure, reinforcing wires are arranged in the reinforcing layer, the reinforcing wires are of an arc structure and distributed in a circular shape, reinforcing ribs are arranged on the outer side of the reinforcing layer, and the reinforcing ribs are spirally arranged on the outer side of the reinforcing layer. Compared with the prior art, the utility model has the advantages that: the supporting layer consists of a plurality of circular rings for increasing transverse stress; the reinforcing layer is designed to be honeycomb, so that the bearing capacity is strong, the structure is exquisite, the reinforcing layer is applicable and the material is saved; reinforcing wires are designed in the reinforcing layer, and the reinforcing wires are wavy, so that deformation can be prevented; the helical reinforcing ribs can ensure that the middle layer has better integrity and cannot be easily separated or deformed.
Description
Technical Field
The utility model relates to the field of a separator central cylinder, in particular to an anti-deformation central cylinder of a circulating fluidized bed boiler.
Background
In the process of continuous popularization and development of the circulating fluidized bed boiler, in order to better ensure the safe and stable operation of the boiler and perfect the defects existing in the boiler, the related structure of the circulating fluidized bed boiler needs to be continuously updated and improved. The central cylinder of the circulating fluidized bed boiler separator is positioned in a high temperature area of about 1000 ℃ and is flushed by high-temperature flue gas for a long time, and the traditional central cylinder is easy to deform and even fall off due to unreasonable structure, so that the safe and stable operation of the boiler is seriously influenced.
Patent number CN201420499007.8 discloses a deformation-preventing central cylinder of a circulating fluidized bed boiler, which comprises a cylinder body, a ring plate I arranged on the cylinder body, a ring I arranged at the upper end of the cylinder body, a bell-edge type fastening device consisting of Zhong Bianshi sloping plates and a ring plate II, a plurality of fastening devices consisting of pins, baffles, sleeves, seats and supporting frames, and a reinforcing ring consisting of a ring plate III, a ring II and rib plates; the bell-edge type fastening device is arranged at the lower part of the periphery of the cylinder body, the reinforcing ring is arranged at the middle part of the periphery of the cylinder body, and the fastening devices are uniformly distributed at the upper part of the periphery of the cylinder body. Although play the strengthening effect to a certain extent, the reinforcing means of barrel all is annular, only increases horizontal atress intensity, because the atress is too big when horizontal atress, the atress distributes vertically easily, can cause the deformation equally, influences the use of boiler.
Disclosure of Invention
The utility model aims to solve the technical problems and provide the anti-deformation central cylinder of the circulating fluidized bed boiler.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the utility model provides a circulating fluidized bed boiler shape central section of thick bamboo of preapring for an unfavorable turn of events, includes the barrel, the barrel be layered structure, including skin, intermediate level and sandwich layer, the intermediate level include by the fixed supporting layer together of a plurality of rings, the supporting layer outside be equipped with the enhancement layer, the cross-section of enhancement layer be cellular structure.
Further, the outer layer and the core layer are of smooth cylindrical structures, and two ends of the outer layer are respectively connected with the mounting plate.
Furthermore, the circular rings are connected by electric welding, the inner side of the circular rings is provided with a connecting plate, and the connecting plate is connected with the circular rings by electric welding.
Further, the reinforcing wires are arranged in the reinforcing member, are of an arc-shaped structure and are distributed in a circular shape.
Further, the outside of enhancement layer be equipped with the strengthening rib, the strengthening rib be the spiral setting in the outside of enhancement layer.
Compared with the prior art, the utility model has the advantages that:
1. the supporting layer consists of a plurality of circular rings for increasing transverse stress; the reinforcing layer is designed to be honeycomb, so that the bearing capacity is strong, the structure is exquisite, the reinforcing layer is applicable and the material is saved;
2. reinforcing wires are designed in the reinforcing layer, and the reinforcing wires are wavy, so that deformation can be prevented;
3. the helical reinforcing ribs can ensure that the middle layer has better integrity and cannot be easily separated or deformed.
Drawings
FIG. 1 is a schematic structural view of an anti-deformation central cylinder of a circulating fluidized bed boiler according to the present utility model.
FIG. 2 is a schematic view of the structure of the reinforcing layer of the deformation-preventing central cylinder of the circulating fluidized bed boiler.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the term "connected" should be interpreted broadly, and for example, it may be a fixed connection, a removable connection, or an integral connection; the specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The working principle of the utility model is as follows: the deformation-preventing central cylinder of the circulating fluidized bed boiler comprises a cylinder body 1, wherein the cylinder body 1 is of a layered structure and comprises an outer layer 2, an intermediate layer 3 and a core layer 4, the outer layer 2 and the core layer 4 are of smooth cylindrical structures, and two ends of the outer layer 2 are respectively connected with a mounting disc 5, so that the installation is convenient, dust and the like are not easy to accumulate;
the middle layer 3 comprises a supporting layer 302 formed by fixing a plurality of circular rings 301 together, wherein the circular rings 301 are connected by electric welding, a connecting plate 304 is arranged on the inner side of the supporting layer, and the connecting plate 304 is connected with the circular rings 301 by electric welding, so that stress can be dispersed, and the electric welding connection is matched with the connecting plate to form a whole, so that the whole is not easy to deform;
the outside of the supporting layer 302 is provided with a reinforcing layer 303, the section of the reinforcing layer 303 is of a honeycomb structure, the bearing capacity is strong, the structure is exquisite, the application is realized, and the material is saved;
the reinforcing wires 305 are arranged in the reinforcing layer 303, the reinforcing wires 305 are of an arc-shaped structure and distributed in a circular shape, and the reinforcing wires are of a wavy structure, so that the reinforcing layer has the advantages of light weight, good rigidity, high strength and reasonable structure;
the outside of enhancement layer 303 be equipped with strengthening rib 306, the strengthening rib 306 be the heliciform setting in the outside of enhancement layer 303, the heliciform strengthening rib structural stress is less, the transformation is more even to be transited, can effectively protect the intermediate level.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (5)
1. The utility model provides a circulating fluidized bed boiler shape central section of thick bamboo of preapring for an unfavorable turn of events, includes barrel (1), its characterized in that: the barrel (1) be layer structure, including skin (2), intermediate level (3) and sandwich layer (4), intermediate level (3) include support layer (302) of constituteing together by a plurality of rings (301) are fixed, support layer (302) outside be equipped with enhancement layer (303), the cross-section of enhancement layer (303) be cellular structure.
2. A circulating fluidized bed boiler deformation-preventing core barrel according to claim 1, wherein: the outer layer (2) and the core layer (4) are of smooth cylindrical structures, and two ends of the outer layer (2) are respectively connected with the mounting disc (5).
3. A circulating fluidized bed boiler deformation-preventing core barrel according to claim 1, wherein: the circular rings (301) are connected by electric welding, the inner side of the circular rings is provided with a connecting plate (304), and the connecting plate (304) is connected with the circular rings (301) by electric welding.
4. A circulating fluidized bed boiler deformation-preventing core barrel according to claim 1, wherein: reinforcing wires (305) are arranged in the reinforcing layer (303), and the reinforcing wires (305) are of arc-shaped structures and distributed in a circular shape.
5. A circulating fluidized bed boiler deformation-preventing core barrel according to claim 1, wherein: the outer side of the reinforcing layer (303) is provided with reinforcing ribs (306), and the reinforcing ribs (306) are spirally arranged on the outer side of the reinforcing layer (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321205995.6U CN219976406U (en) | 2023-05-18 | 2023-05-18 | Anti-deformation central cylinder of circulating fluidized bed boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321205995.6U CN219976406U (en) | 2023-05-18 | 2023-05-18 | Anti-deformation central cylinder of circulating fluidized bed boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219976406U true CN219976406U (en) | 2023-11-07 |
Family
ID=88577494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321205995.6U Active CN219976406U (en) | 2023-05-18 | 2023-05-18 | Anti-deformation central cylinder of circulating fluidized bed boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219976406U (en) |
-
2023
- 2023-05-18 CN CN202321205995.6U patent/CN219976406U/en active Active
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