CN207132714U - A kind of cement kiln preformed bricks fireproof construction - Google Patents
A kind of cement kiln preformed bricks fireproof construction Download PDFInfo
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- CN207132714U CN207132714U CN201721070687.1U CN201721070687U CN207132714U CN 207132714 U CN207132714 U CN 207132714U CN 201721070687 U CN201721070687 U CN 201721070687U CN 207132714 U CN207132714 U CN 207132714U
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- CN
- China
- Prior art keywords
- preformed bricks
- kiln
- layer
- kilneye
- flame retardant
- Prior art date
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- 239000011449 brick Substances 0.000 title claims abstract description 62
- 239000004568 cement Substances 0.000 title claims abstract description 27
- 238000010276 construction Methods 0.000 title claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 28
- 239000010959 steel Substances 0.000 claims abstract description 28
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000011248 coating agent Substances 0.000 claims abstract description 21
- 238000000576 coating method Methods 0.000 claims abstract description 21
- 239000003063 flame retardant Substances 0.000 claims abstract description 21
- 238000009413 insulation Methods 0.000 claims abstract description 17
- 239000000835 fiber Substances 0.000 claims abstract description 11
- 229920000742 Cotton Polymers 0.000 claims abstract description 5
- 238000004321 preservation Methods 0.000 claims abstract description 5
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000009970 fire resistant effect Effects 0.000 claims description 2
- HERJJROLHRDFEX-UHFFFAOYSA-N [AlH3].[Si](O)(O)(O)O Chemical compound [AlH3].[Si](O)(O)(O)O HERJJROLHRDFEX-UHFFFAOYSA-N 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract description 8
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 239000000843 powder Substances 0.000 description 11
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 7
- 229910052863 mullite Inorganic materials 0.000 description 7
- 239000004615 ingredient Substances 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 239000011863 silicon-based powder Substances 0.000 description 5
- 239000004927 clay Substances 0.000 description 4
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 4
- 239000000395 magnesium oxide Substances 0.000 description 4
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 4
- 235000019832 sodium triphosphate Nutrition 0.000 description 4
- 235000013312 flour Nutrition 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- HIGRAKVNKLCVCA-UHFFFAOYSA-N alumine Chemical compound C1=CC=[Al]C=C1 HIGRAKVNKLCVCA-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000010881 fly ash Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052878 cordierite Inorganic materials 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The utility model discloses a kind of cement kiln preformed bricks fireproof construction, belongs to technical field of industrial furnaces, including the steel layer in outside and the flame retardant coating being arranged on the inside of the steel layer, the flame retardant coating, which comprises at least, the brick layer being spliced by refractory brick；The cement kiln preformed bricks fireproof construction is provided with kiln-opening-protecting plate at kilneye, and the kiln-opening-protecting plate is the ring bodies being partly installed between the steel layer and the flame retardant coating.The cross sectional shape of the kiln-opening-protecting plate is Y shape bodies, including the Access Division between the steel layer and the flame retardant coating and the supporting part for support protection kilneye.The kilneye preformed bricks are combined by heavy wearing layer and lightweight thermal insulation layer, and alumina silicate fibre heat-preservation cotton plate is wherein also filled with lightweight thermal insulation layer.The invention firebrick structure greatly reduces the duration of maintenance without baking, easy for construction, wear-resisting durable, good heat-insulation effect.
Description
Technical field
Kiln technical field is the utility model is related to, in particular to a kind of cement kiln preformed bricks fireproof construction.
Background technology
Cement rotary kiln is generally required in kilneye Position Design break iron, such as Patent No. to improve service life
201120093663.4 utility model《Kiln combination kilneye cap iron is in itself》In disclose a kind of be used in the industry such as cement
Rotary kiln combination kilneye cap iron in itself, including kilneye cap iron body, the iron being connected by connector and kilneye cap iron body itself
Boots, the equipment and castable are used cooperatively, but the abrasion of castable is very fast, short life, it is difficult to use for a long time, and
The intensity of existing castable cast is relatively low, thermal shock resistance is poor, and service life is shorter, changes more frequent, wastes time and energy and delays
Production.
Have in the prior art in view of thermal insulation layer is made instead of unformed castable after piling up using prefabricated refractory brick,
But at some special-shaped positions such as kilneye, the refractory brick body for depending merely on rule is difficult to form the sticking part matched with kilneye cap iron, is
One of need to solve the problems, such as now.
Utility model content
Application the purpose of this utility model seeks to provide a kind of cement kiln preformed bricks fireproof construction, and it is lined with exempting to toast
Refractory brick, coordinate castable to form flame retardant coating, it is wear-resisting durable, and greatly reduce the duration of maintenance.
To achieve the above object, a kind of cement kiln preformed bricks fireproof construction designed by the utility model, including outside
Steel layer and the flame retardant coating being arranged on the inside of the steel layer, the flame retardant coating, which comprises at least, the brick being spliced by refractory brick
Layer；
The cement kiln preformed bricks fireproof construction is provided with kiln-opening-protecting plate at kilneye, and the kiln-opening-protecting plate is installed for part
Ring bodies between the steel layer and the flame retardant coating.
As the preferred of above-mentioned technical proposal, the cross sectional shape of the kiln-opening-protecting plate is Y shape bodies, is included positioned at the steel
Access Division between preparative layer and the flame retardant coating and the supporting part for support protection kilneye.
As the preferred of above-mentioned technical proposal, cylinder that the steel layer and the flame retardant coating are formed updip in the horizontal direction
Tiltedly.
As the preferred of above-mentioned technical proposal, the steel layer inwall is additionally provided with the floater guide block for blocking inner lining refractory block
Circle.
As the preferred of above-mentioned technical proposal, the kiln-opening-protecting plate is collectively forming at kilneye with kilneye preformed bricks, castable
Fire resistant heat preserving structure.
As the preferred of above-mentioned technical proposal, ripple type or Y type knots are provided with the castable on the outside of the kiln-opening-protecting plate
The heat resisting steel of structure is nail.
As the preferred of above-mentioned technical proposal, the kilneye preformed bricks it is compound by heavy wearing layer and lightweight thermal insulation layer and
Into being wherein also filled with alumina silicate fibre heat-preservation cotton plate in lightweight thermal insulation layer.
As the preferred of above-mentioned technical proposal, the heavy wearing layer and lightweight thermal insulation layer of the kilneye preformed bricks are with serrated face
It is combined.
The kilneye preformed bricks are the otherwise varied some blocks of special form bricks of shape, but have no effect on it and have heavy wearing layer
With the double-layer multifunctional structure of lightweight thermal insulation layer, the gap that castable is filled between kiln-opening-protecting plate and kilneye preformed bricks simultaneously makes three
Person is combined into an organic whole.
The attachment structure of above-mentioned cement kiln outer barrel and inner lining refractory block, including steel layer made of heat resisting steel and coupled
The fireproof construction connect, the fireproof construction is piled up by preformed bricks ring to be formed.
Preformed bricks are cube structure used by herein described fireproof construction；
Above-mentioned preformed bricks as mass fraction, are made up of following component：
Heavy wearing layer major ingredient, including：
15 ~ 35 parts of mullite；
10 ~ 25 parts of Brown Alundum；
5 ~ 15 parts of golden red stone flour；
5 ~ 15 parts of alumine powder；
3 ~ 8 parts of silicon powder；
3 ~ 8 parts of fine magnesium oxide micro-powder；
3 ~ 10 parts of aluminous cement；
5 ~ 10 parts of carborundum；
External feeding, including：
0.15 ~ 0.18 part of sodium tripolyphosphate；
0.13 ~ 0.16 part of explosion-proof fiber.
As the preferred of above-mentioned technical proposal, as mass fraction, it is made up of following component：
Heavy wearing layer major ingredient major ingredient, including：
30 ~ 35 parts of mullite；
10 ~ 15 parts of Brown Alundum；
10 ~ 15 parts of golden red stone flour；
10 ~ 15 parts of alumine powder；
5 parts of silicon powder；
5 parts of fine magnesium oxide micro-powder；
3 parts of aluminous cement；
10 parts of carborundum；
External feeding, including：
0.16 part of sodium tripolyphosphate；
0.15 part of explosion-proof fiber.
Lightweight thermal insulation layer, as mass fraction, it is made up of following component：
Lightweight thermal insulation layer major ingredient, including：
30 ~ 35 parts of light-weight mullite；
10 ~ 15 parts of lightweight clay；
5 ~ 10 parts of haydite；
10 ~ 15 parts of flyash；
10 ~ 15 parts of lightweight clay powder；
3 ~ 8 parts of silicon powder；
3 ~ 8 parts of alumina powder；
3 ~ 10 parts of aluminous cement；
External feeding, including：
0.15 ~ 0.18 part of sodium tripolyphosphate；
0.13 ~ 0.16 part of explosion-proof fiber.
As the preferred of above-mentioned technical proposal, as mass fraction, it is made up of following component：
Lightweight thermal insulation layer major ingredient, including：
30 ~ 35 parts of light-weight mullite；
10 ~ 15 parts of lightweight clay；
10 parts of haydite；
10 ~ 15 parts of flyash；
10 ~ 15 parts of lightweight clay powder；
5 parts of silicon powder；
5 parts of alumina powder；
3 parts of aluminous cement；
External feeding, including：
0.16 part of sodium tripolyphosphate；
0.15 part of explosion-proof fiber.
As the preferred of above-mentioned technical proposal, the explosion-proof fiber is the fiber obtained using polypropylene as raw material after toasted
Material.
As the preferred of above-mentioned technical proposal, the mullite is calcined mullite aggregate or mullite fine powder.
The utility model compared with prior art, has advantages below and beneficial effect：The preformed bricks use Ceramic bond
Mode combines, and improves the high-temperature behavior of preformed bricks；Golden red stone flour can react with fine magnesium oxide micro-powder generates titanium of good performance
Sour magnesium, there is good alkali resistant aggressivity；Fine magnesium oxide micro-powder can also wait the things such as generation cordierite with aggregate in material, silicon powder
Impurity inside matter and absorbable material, substantially increase the anti-thermal shock anti-erosion low-heat heat conductivility of castable.
The invention firebrick structure greatly reduces dimension without baking, easy for construction, wear-resisting durable, good heat-insulation effect
The duration repaiied.
Brief description of the drawings
Fig. 1 is cement kiln Prefabricated fireproof brick part-structure schematic diagram.
Fig. 2 is kilneye preformed bricks cross-sectional view.
In figure：Steel layer 1, flame retardant coating 2, kilneye 3, kiln-opening-protecting plate 4, Access Division 41, supporting part 42, check ring for blocking bricks 5, refractory brick
A, kilneye preformed bricks b, heavy wearing layer b1, lightweight thermal insulation layer b2, alumina silicate fibre heat-preservation cotton plate b3, serrated face b4, castable
C, nail d.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings：
Embodiment 1：With reference to figure 1 and Fig. 2, a kind of cement kiln preformed bricks fireproof construction, including the steel layer 1 in outside and setting
Flame retardant coating 2 in the inner side of the steel layer 1, the flame retardant coating 2 include be spliced by refractory brick a brick layer, positioned at kilneye 3
The kilneye preformed bricks b at place and the castable c, the castable c in the outside of kiln-opening-protecting plate 4 being filled in around the kiln-opening-protecting plate 4
In be provided with the heat resisting steel of ripple type or y-type structure nail d, to reinforce kiln-opening-protecting plate 4 and increase the castable c intensity of itself；
The kilneye preformed bricks b is combined by heavy wearing layer b1 and lightweight thermal insulation layer b2 through serrated face b4, wherein gently
Alumina silicate fibre heat-preservation cotton plate b3 is also filled with vacuum layer b2；
The cement kiln preformed bricks fireproof construction is provided with kiln-opening-protecting plate 4 at kilneye 3, and the kiln-opening-protecting plate 4 is part
The ring bodies being installed between the steel layer 1 and the flame retardant coating 2, its cross sectional shape are Y shape bodies, are included positioned at the steel
Access Division 41 between preparative layer 1 and the flame retardant coating 2 and the supporting part 42 for support protection kilneye 3.
The cylinder that the steel layer 1 and the flame retardant coating 2 are formed tilts in the horizontal direction so that where the kilneye 3
One end horizontal level is relatively low, and the inwall of steel layer 1 is additionally provided with the check ring for blocking bricks 5 for blocking refractory brick.
The preformed bricks heavy wearing layer preparation flow of 2 ~ embodiment of embodiment 5 is as described below：
1. batch mixing：Major ingredient is prepared according to formula, is placed in mixer and is stirred, then adds external feeding and water, after
It is continuous to be stirred；
2. shape：The compound being stirred is added in mould, the deadweight and surface tension by compound are shakeout, and are erased
The compound of excess surface；
3. conserve：Mould equipped with compound is put into 25 DEG C of isoperibol, be stripped after hardening, placed again after the demoulding
48 hours；
4. dry：The adobe conserved is placed in electrical kiln and carries out drying 24 hours, natural cooling after drying with 110 DEG C
To room temperature；
5. fire：Dried adobe is put into heating furnace, and 300 DEG C are warming up to according to 5 DEG C/min heating rate, then with
10 DEG C/min heating rate is warming up to 1000 DEG C, and is incubated 3 hours, then naturally cools to room temperature, both obtains kilneye preformed bricks.
The preformed bricks formula of 2 ~ embodiment of embodiment 5 is shown in Table one：
The wear-resisting layer formula of preformed bricks heavy of the 2 ~ embodiment of embodiment 5 of table one
Table two is the preformed bricks heavy wearing layer performance parameter prepared by 2 ~ embodiment of embodiment 5
Preformed bricks heavy wearing layer performance parameter prepared by the 2 ~ embodiment of embodiment 5 of table two
。
Claims (8)
- A kind of 1. cement kiln preformed bricks fireproof construction, it is characterised in that：Steel layer including outside（1）Be arranged on the steel Layer（1）The flame retardant coating of inner side（2）, the flame retardant coating（2）Including at least having by refractory brick（a）The brick layer being spliced；The cement kiln preformed bricks fireproof construction is in kilneye（3）Place is provided with kiln-opening-protecting plate（4）, the kiln-opening-protecting plate（4）For portion Divide and be installed on the steel layer（1）With the flame retardant coating（2）Between ring bodies.
- A kind of 2. cement kiln preformed bricks fireproof construction according to claim 1, it is characterised in that：The kiln-opening-protecting plate（4） Cross sectional shape be Y shape bodies, include positioned at the steel layer（1）With the flame retardant coating（2）Between Access Division（41）With with Kilneye is protected in support（3）Supporting part（42）.
- A kind of 3. cement kiln preformed bricks fireproof construction according to claim 1, it is characterised in that：The steel layer（1）With The flame retardant coating（2）The cylinder of formation tilts in the horizontal direction.
- A kind of 4. cement kiln preformed bricks fireproof construction according to claim 3, it is characterised in that：The steel layer（1）It is interior Wall is additionally provided with the check ring for blocking bricks for blocking refractory brick（5）.
- A kind of 5. cement kiln preformed bricks fireproof construction according to claim 1, it is characterised in that：The kiln-opening-protecting plate（4） With kilneye preformed bricks（b）, castable（c）It is collectively forming kilneye（3）The fire resistant heat preserving structure at place.
- A kind of 6. cement kiln preformed bricks fireproof construction according to claim 5, it is characterised in that：The kiln-opening-protecting plate（4） The castable in outside（c）In be provided with the heat resisting steel of ripple type or y-type structure nail（d）.
- A kind of 7. cement kiln preformed bricks fireproof construction according to claim 5, it is characterised in that：The kilneye preformed bricks （b）By heavy wearing layer（b1）And lightweight thermal insulation layer（b2）It is combined, wherein lightweight thermal insulation layer（b2）In be also filled with silicic acid Aluminum fiber heat-preservation cotton plate（b3）.
- A kind of 8. cement kiln preformed bricks fireproof construction according to claim 7, it is characterised in that：The kilneye preformed bricks （b）Heavy wearing layer（b1）And lightweight thermal insulation layer（b2）With serrated face（b4）It is combined.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721070687.1U CN207132714U (en) | 2017-08-25 | 2017-08-25 | A kind of cement kiln preformed bricks fireproof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721070687.1U CN207132714U (en) | 2017-08-25 | 2017-08-25 | A kind of cement kiln preformed bricks fireproof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207132714U true CN207132714U (en) | 2018-03-23 |
Family
ID=61635998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721070687.1U Active CN207132714U (en) | 2017-08-25 | 2017-08-25 | A kind of cement kiln preformed bricks fireproof construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207132714U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107401918A (en) * | 2017-08-25 | 2017-11-28 | 长兴兴鹰新型耐火建材有限公司 | A kind of cement kiln preformed bricks fireproof construction |
-
2017
- 2017-08-25 CN CN201721070687.1U patent/CN207132714U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107401918A (en) * | 2017-08-25 | 2017-11-28 | 长兴兴鹰新型耐火建材有限公司 | A kind of cement kiln preformed bricks fireproof construction |
| CN107401918B (en) * | 2017-08-25 | 2023-08-25 | 长兴兴鹰新型耐火建材有限公司 | Prefabricated brick fireproof structure of cement kiln |
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