CN203866243U - High-temperature-resistant expansion joint for dry quenching - Google Patents
High-temperature-resistant expansion joint for dry quenching Download PDFInfo
- Publication number
- CN203866243U CN203866243U CN201420055244.5U CN201420055244U CN203866243U CN 203866243 U CN203866243 U CN 203866243U CN 201420055244 U CN201420055244 U CN 201420055244U CN 203866243 U CN203866243 U CN 203866243U
- Authority
- CN
- China
- Prior art keywords
- vault
- layer
- thermal insulation
- expansion joint
- flame retardant
- 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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- 230000000171 quenching Effects 0.000 title claims abstract description 17
- 238000010791 quenching Methods 0.000 title claims abstract description 16
- 238000009413 insulation Methods 0.000 claims abstract description 29
- 239000011449 brick Substances 0.000 claims abstract description 21
- 210000003027 Ear, Inner Anatomy 0.000 claims abstract description 12
- 239000002245 particle Substances 0.000 claims abstract description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N AI2O3 Inorganic materials 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- 230000032683 aging Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The utility model relates to the field of refractory materials, in particular to a high-temperature-resistant expansion joint for dry quenching. The high-temperature-resistant expansion joint comprises side walls, a vault and arched corners, wherein the side walls and the vault are spliced into a whole through the arched corners; each side wall comprises a side wall refractory layer, a side wall thermal insulation layer and a side wall labyrinth layer from inside to outside sequentially; the vault comprises a vault refractory layer, a vault thermal insulation layer, a vault seaming layer and a particle refilling layer from inside to outside; and each arched corner comprises a side wall connecting area and a vault connecting area. During construction, the refractory layers and the thermal insulation layers are formed through mixed construction of clay bricks and high-alumina light bricks, the pouring condensing process is not required, the maintenance and replacement time of the refractory material of the expansion joint is shortened, and the construction period is greatly shortened; and the particle refilling layer and the vault seaming layer are arranged on the vault, the vault seaming layer is filled with the clay bricks to ensure the connecting strength, and refilled particles are used for adjustment when the vault refractory layer and the thermal insulation layer expand due to heat, and the side wall labyrinth layer and the arched corner labyrinth layer are used for adjustment respectively when the refractory layers and the thermal insulation layers of the side walls and the arched corners expand due to heat, so that the fire resistance is guaranteed, and the service life is prolonged.
Description
Technical field
The utility model relates to fire resisting material field, particularly the high temperature resistant expansion joint of a kind of dry coke quenching.
Background technology
Dry coke quenching technique significantly improves coke quality, the steady running of promotion blast furnace in Chemical Manufacture, and along with popularizing of dry coke quenching technique, dry coke quenching effects of energy saving and emission reduction is aborning day by day obvious.But dry coke quenching production system need to be moved under hot environment, high temperature makes refractory materials and expansion joint structure be easy to damage, and at least carries out one time every year annual overhaul, and annual overhaul is mainly changed refractory materials and repaired fire resisting construction.And at present dry coke quenching high-temperature expansion joint adopts that mould material is built by laying bricks or stones, spray refractory layer more, the phenomenon that said structure ubiquity refractory materials is easily aging easily to come off, work-ing life is short.Mould material comes off and directly causes high-temperature expansion joint to burn, and has a strong impact on dry quenching system steady running.
Utility model content
The purpose of this utility model is to provide the high temperature resistant expansion joint of dry coke quenching of a kind of easy construction, long service life.
The utility model solves the technical scheme that its technical problem adopts:
Dry coke quenching is high temperature resistant expansion joint, comprises side wall, vault and Gong Jiao, and side wall and vault are spliced into one by arch angle; Described side wall comprises side wall flame retardant coating, side wall thermal insulation layer and side wall labyrinth layer from the inside to the outside successively; Described vault is vault flame retardant coating, vault thermal insulation layer, vault tooled joint layer and particle backfill layer from the inside to the outside; Described arch angle is divided into side wall joining region and vault joining region, and side wall joining region comprises arch angle flame retardant coating, arch angle thermal insulation layer, Gong Jiao labyrinth layer and protective layer from the inside to the outside successively, and vault joining region comprises skew block and arch angle flame retardant coating from top to bottom successively.
Described side wall flame retardant coating, outer vault flame retardant coating and arch angle flame retardant coating are by mullite flame-proof brick masonry.
Described side wall thermal insulation layer, vault thermal insulation layer and arch angle thermal insulation layer are built by laying bricks or stones by High-Alumina light cinder brick.
Described side wall upper and lower ends is respectively equipped with displacement layer.
Between described side wall joining region and vault joining region, be provided with connection supporting plate, it is curved that connection supporting plate is provided with S shape.
The beneficial effects of the utility model are:
1, make former high-temperature expansion joint mould material structure into laying fireproof bricks structure.While building by laying bricks or stones, mix to build by laying bricks or stones forming flame retardant coating and thermal insulation layer with clay brick and High-Alumina light cinder brick, do not need to pour into a mould condensation process, shortened maintenance and the replacing time of expansion joint refractory materials, significantly shortened the duration.
2, vault is provided with particle backfill layer and vault tooled joint layer; in vault tooled joint layer, fill clay brick and guarantee strength of joint; when vault flame retardant coating and thermal insulation layer expanded by heating, regulate by backfill particle; when flame retardant coating, the thermal insulation layer expanded by heating at side wall and arch angle, regulate by side wall labyrinth layer, Gong Jiao labyrinth layer respectively; ensure fire performance, improved work-ing life.
3, Gong Jiao is divided into side wall joining region and vault joining region, between side wall joining region and vault joining region, is provided with connection supporting plate, and it is curved that connection supporting plate is provided with S shape, and S shape crotch tangles the arch angle flame retardant coating of both sides.Improve the strength of joint at arch angle, be convenient to encircle angle simultaneously and build installation by laying bricks or stones.
Brief description of the drawings
Fig. 1 is prior art vault construction schematic diagram;
Fig. 2 is prior art sidewall structure schematic diagram;
Fig. 3 is the utility model structural representation;
Fig. 4 is the utility model sidewall structure schematic diagram;
Fig. 5 is the utility model arch corner structure schematic diagram;
Fig. 6 is the utility model vault construction schematic diagram.
Embodiment
Existing high-temperature expansion joint as illustrated in fig. 1 and 2, vault and side wall adopt the method for building to link into an integrated entity, and the independent damage of vault or side wall can only entirety be keeped in repair, and significantly increase servicing time.Meanwhile, side wall needs branch's cast flame retardant coating and thermal insulation layer, also wants pre-buried connection pin, complex process length consuming time between flame retardant coating and thermal insulation layer.
High-temperature expansion joint of the present utility model as shown in Figures 2 to 4, is divided into side wall 1, vault 2 and arch angle 3, and side wall 1 and vault 2 are spliced into one by arch angle 3; Described side wall 1 comprises side wall flame retardant coating 4, side wall thermal insulation layer 5 and side wall labyrinth layer 6 from the inside to the outside successively; Described vault 2 is vault flame retardant coating 7, vault thermal insulation layer 8, vault tooled joint layer 9 and particle backfill layer 10 from the inside to the outside; Described arch angle 3 is divided into side wall joining region 11 and vault joining region 12; side wall joining region 11 comprises arch angle flame retardant coating 13, arch angle thermal insulation layer 14, Gong Jiao labyrinth layer 15 and protective layer 16 from the inside to the outside successively, and vault joining region 12 comprises skew block 17 and arch angle flame retardant coating 13 from top to bottom successively.Above-mentioned side wall 1, vault 2 and arch angle 3 adopt Split type structure, and part is damaged separately and repaired, and has significantly reduced construction volume.
Described side wall flame retardant coating 4, outer vault flame retardant coating 7 and arch angle flame retardant coating 13 are by mullite flame-proof brick masonry.Described side wall thermal insulation layer 5, vault thermal insulation layer 8 and arch angle thermal insulation layer 14 are built by laying bricks or stones by High-Alumina light cinder brick.Do not need to pour into a mould condensation process, shortened maintenance and the replacing time of expansion joint refractory materials, significantly shortened the duration.
Described side wall 1 upper and lower ends is respectively equipped with displacement layer 18.Displacement layer 18 is filled ceramic fiber blanket, the convenient high low-mounting height of side wall 1 that regulates.Between described side wall joining region 11 and vault joining region 12, be provided with and connect supporting plate 19, connect supporting plate 19 and be provided with S shape curved 20.
When use, first determine the concrete damage position of high-temperature expansion joint, if side wall 1, vault 2 and arch angle 3 are damaged separately, repair separately corresponding component.If high-temperature expansion joint entirety is damaged, first remove original high-temperature expansion joint, build out side wall flame retardant coating 4, side wall thermal insulation layer 5 and the side wall labyrinth layer 6 of side wall 1 by laying bricks or stones, masonry arch angle 3 again, side wall joining region 11 and the side wall 1 at arch angle 3 are docked, and regulate height by displacement layer 18, go out to overlap vault 2 at the skew block 17 of vault joining region 12 again, between side wall joining region 11 and vault joining region 12, install and connect supporting plate 19, when keep in repair next time, dismantle from connection supporting plate 19 is installed, be also convenient to repair separately corresponding component.
Claims (5)
1. the high temperature resistant expansion joint of dry coke quenching, is characterized in that comprising side wall (1), vault (2) and arch angle (3), and side wall (1) and vault (2) are spliced into one by arch angle (3); Described side wall (1) comprises side wall flame retardant coating (4), side wall thermal insulation layer (5) and side wall labyrinth layer (6) from the inside to the outside successively; Described vault (2) is vault flame retardant coating (7), vault thermal insulation layer (8), vault tooled joint layer (9) and particle backfill layer (10) from the inside to the outside; Described arch angle (3) is divided into side wall joining region (11) and vault joining region (12); side wall joining region (11) comprises arch angle flame retardant coating (13), arch angle thermal insulation layer (14), Gong Jiao labyrinth layer (15) and protective layer (16) from the inside to the outside successively, and vault joining region (12) comprise skew block (17) and arch angle flame retardant coating (13) from top to bottom successively.
2. the high temperature resistant expansion joint of a kind of dry coke quenching according to claim 1, is characterized in that described side wall flame retardant coating (4), outer vault flame retardant coating (7) and arch angle flame retardant coating (13) are by mullite flame-proof brick masonry.
3. the high temperature resistant expansion joint of a kind of dry coke quenching according to claim 1, is characterized in that described side wall thermal insulation layer (5), vault thermal insulation layer (8) and encircles angle thermal insulation layer (14) being built by laying bricks or stones by High-Alumina light cinder brick.
4. the high temperature resistant expansion joint of a kind of dry coke quenching according to claim 1, is characterized in that described side wall (1) upper and lower ends is respectively equipped with displacement layer (18).
5. the high temperature resistant expansion joint of a kind of dry coke quenching according to claim 1, is characterized in that being provided with and connecting supporting plate (19) between described side wall joining region (11) and vault joining region (12), connects supporting plate (19) and is provided with S shape curved (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420055244.5U CN203866243U (en) | 2014-01-28 | 2014-01-28 | High-temperature-resistant expansion joint for dry quenching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420055244.5U CN203866243U (en) | 2014-01-28 | 2014-01-28 | High-temperature-resistant expansion joint for dry quenching |
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| Publication Number | Publication Date |
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| CN203866243U true CN203866243U (en) | 2014-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420055244.5U Expired - Fee Related CN203866243U (en) | 2014-01-28 | 2014-01-28 | High-temperature-resistant expansion joint for dry quenching |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103788966A (en) * | 2014-01-28 | 2014-05-14 | 甘肃酒钢集团宏兴钢铁股份有限公司 | High-temperature resistant expansion joint for dry quenching |
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2014
- 2014-01-28 CN CN201420055244.5U patent/CN203866243U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103788966A (en) * | 2014-01-28 | 2014-05-14 | 甘肃酒钢集团宏兴钢铁股份有限公司 | High-temperature resistant expansion joint for dry quenching |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| C14 | Grant of patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20150128 |
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| EXPY | Termination of patent right or utility model |