CN207806609U - A kind of liner applied to vanadium-titanium-iron-water packet - Google Patents
A kind of liner applied to vanadium-titanium-iron-water packet Download PDFInfo
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- CN207806609U CN207806609U CN201820117255.XU CN201820117255U CN207806609U CN 207806609 U CN207806609 U CN 207806609U CN 201820117255 U CN201820117255 U CN 201820117255U CN 207806609 U CN207806609 U CN 207806609U
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- thermal insulation
- iron
- working lining
- layer
- insulation board
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Abstract
A kind of liner applied to vanadium-titanium-iron-water packet belongs to blast-melted packet equipment technical field, the service life of the liner for extending vanadium-titanium-iron-water packet.Its technical solution is:Thermal insulation layer thermal insulation board is fixed on anchoring hook, anchoring hook is fixedly connected with involucrum, permanent layer and working lining are located at thermal insulation layer thermal insulation board both sides, permanent layer is connected with involucrum cast, working lining cast is connected on thermal insulation layer thermal insulation board, permanent layer uses lightweight amorphous refractory, cast thickness is 150 200mm, thermal insulation layer thermal insulation board is hard heat-insulated plate, working lining uses heavy amorphous refractory, it is 150 300mm that the molten iron of working lining, which washes away region cast thickness, and other normal region cast thickness are 60 120mm.The utility model can meet the needs for holding molten iron, extend the usage time of liner, and can simplify casting process, save resistance to material, reduce labor intensity, reduce cost, moreover it is possible to improve the Sheng iron of ladle.
Description
Technical field
The utility model is related to a kind of liners applied to ladle, belong to blast-melted packet equipment technical field.
Background technology
In order to prevent high temperature liquid iron to the washing away of ladle, corrode, ensure that ladle does not occur to leak iron accident, existing molten iron
Ladle-lining is formed by permanent layer, thermal insulation layer and laying fireproof bricks, and vanadium-titanium-iron-water packet and common ladle application technology are almost the same.
It is found in produce reality, vanadium-titanium-iron-water packet is different from common ladle damage mechanism, and common ladle refractory brick gradually corrodes change
It is thin, it is thin to carry out large repairs afterwards to a certain extent;And vanadium-titanium-iron-water packet gradually bonds slag iron, liner is more and more thicker, is reaching Sheng iron
Insufficient or part has the when of oozing iron phenomenon to carry out large repairs.Since vanadium-titanium-iron-water packet is different from common ladle damage mechanism,
The liner and building method that vanadium-titanium-iron-water packet can be changed, to adapt to the service condition of vanadium-titanium-iron-water packet.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of liner applied to vanadium-titanium-iron-water packet, this molten iron
Ladle-lining can simplify vanadium-titanium-iron-water packet masonry way, save resistance to material under the premise of ensureing the normal use of vanadium-titanium-iron-water packet, drop
Low labor intensity reduces cast cost.
Solving the technical solution of above-mentioned technical problem is:
A kind of liner applied to vanadium-titanium-iron-water packet, it is made of permanent layer, thermal insulation layer thermal insulation board, working lining, thermal insulation layer
Thermal insulation board is fixed on anchoring hook, and anchoring hook is fixedly connected with involucrum, and permanent layer and working lining are located at thermal insulation layer thermal insulation board
Both sides, permanent layer are connected with involucrum cast, and working lining cast is connected on thermal insulation layer thermal insulation board, and permanent layer uses lightweight indefinite form
Refractory material, cast thickness are 150-200mm, and thermal insulation layer thermal insulation board is hard heat-insulated plate, and working lining is resistance to using heavy indefinite form
Fiery material, it is 150-300mm that the molten iron of working lining, which washes away region cast thickness, and other normal region cast thickness are 60-
120mm。
Above application is less than in the liner of vanadium-titanium-iron-water packet, the proportion of the lightweight amorphous refractory of the permanent layer
2.0*103kg/m3More than 1.5*103kg/m3, the proportion of the heavy amorphous refractory of working lining is more than 2.2*103kg/m3。
The utility model has the beneficial effects that:
The utility model breaches the mode of traditional laying fireproof bricks ladle, is directly cast in indefinite form fire proofed wood
On the involucrum inner wall of ladle, wherein selecting relatively lightweight refractory material close to involucrum, heavy refractory material is selected close to molten iron, in
Between have hard heat-insulating layer thermal insulation board, thermal insulation layer thermal insulation board that can each serve as mold and heat-blocking action, have it is good heat preservation with
Buffer harmomegathus effect, working lining intensity guarantees the initial stage of bearing and holds washing away for molten iron, slag iron protection of the middle and later periods by bonding
Liner.
The liner of the utility model can meet the needs for holding molten iron, extend the usage time of liner, and can simplify and pour
Note process saves resistance to material, reduces labor intensity, reduces cost, moreover it is possible to improve the Sheng iron of ladle.
Description of the drawings
Fig. 1 is the ladle and inner lining structure schematic diagram of the utility model;
Fig. 2 is the structural schematic diagram of existing ladle and liner.
It is marked in figure as follows:Involucrum 1, anchoring hook 2, working lining 3, permanent layer 4, thermal insulation layer thermal insulation board 5, working lining lay bricks 6,
Permanent layer coating 7, thermal insulation layer bulk cargo 8.
Specific implementation mode
Fig. 2 shows, existing molten iron ladle-lining is laid bricks 6, permanent layer coating 7,8 knot of thermal insulation layer bulk cargo using working lining
Structure.The molten iron ladle-lining of this structure when holding vanadium-titanium-iron-water, slag iron be gradually bonded in liner working lining lay bricks on, liner
It is increasingly thicker, the capacity for holding molten iron is influenced, and masonry way is complicated, more using resistance to material, labor intensity is big, repair
It is of high cost.
Fig. 1 shows that the utility model liner is made of permanent layer 4, thermal insulation layer thermal insulation board 5, working lining 3.Thermal insulation layer is kept the temperature
Plate 5 is fixed on anchoring hook 2, and anchoring hook 2 is fixedly connected with 1 shell of packet, and permanent layer 4 and working lining 3 are located at thermal insulation layer heat preservation
5 both sides of plate, permanent layer 4 are connected with the cast of involucrum 1, and the cast of working lining 3 is connected on thermal insulation layer thermal insulation board 5.
Fig. 1 shows that permanent layer 4 uses lightweight amorphous refractory, the ratio of the lightweight amorphous refractory of permanent layer 4
It is less than 2.0*10 again3kg/m3More than 1.5*103kg/m3, cast thickness is 150-200mm.
Thermal insulation layer thermal insulation board 5 is hard heat-insulated plate, and thermal insulation layer thermal insulation board 5 can each serve as mold and heat-blocking action, is had
There are good heat preservation and buffering harmomegathus effect.
Working lining 3 uses heavy amorphous refractory, the proportion of the heavy amorphous refractory of working lining 3 to be more than
2.2*103kg/m3, it is 150-300mm that the molten iron of working lining 3, which washes away region cast thickness, and other normal region cast thickness are
60-120mm。
Fig. 1 shows that the liner of the utility model is carried out using following pouring procedure:
The first step checks that the construction quality of the anchoring hook 2 on molten iron involucrum 1 reaches design requirement before pouring into a mould, and anchoring hook 2 is high
100-150mm is spent, 200*200mm is spaced;
Thermal insulation layer thermal insulation board 5 and the cooperation of anchoring hook 2 are installed, fixing bolt are designed on thermal insulation layer thermal insulation board 5 by second step,
Fixing bolt is connected with anchoring hook 2, and anchoring hook 2 plays the role of supporting thermal insulation layer thermal insulation board 5 when cast, after cast
Play the role of fixed permanent layer 4;
Third walks, and mold has been propped up, by 5 surface of heavy amorphous refractory pouring heat insulating layer thermal insulation board of working lining 3, work
Make layer 3 molten iron wash away region cast thickness be 150-300mm, other normal region 60-120mm;
The lightweight amorphous refractory of permanent layer 4 is cast between thermal insulation layer thermal insulation board 5 and involucrum 1, pours by the 4th step
Note thickness is 150-200mm;
5th step, rear form removal, comes into operation after toasting ladle by drying out curve for 24 hours.
In above-mentioned casting process, amorphous refractory disposal pouring is completed;The amorphous refractory of permanent layer
It is smaller than the amorphous refractory proportion of working lining;Amorphous refractory thickness differs, and it is suitable to wash away position and packet bottom in molten iron
Work as thickening.
Claims (2)
1. a kind of liner applied to vanadium-titanium-iron-water packet, it is characterised in that:It is by permanent layer(4), thermal insulation layer thermal insulation board(5), work
Make layer(3)Composition, thermal insulation layer thermal insulation board(5)It is fixed on anchoring hook(2)On, anchoring hook(2)With involucrum(1)It is fixedly connected, permanently
Layer(4)And working lining(3)It is located at thermal insulation layer thermal insulation board(5)Both sides, permanent layer(4)With involucrum(1)Cast connection, working lining
(3)Cast is connected to thermal insulation layer thermal insulation board(5)On, permanent layer(4)Using lightweight amorphous refractory, cast thickness is 150-
200mm, thermal insulation layer thermal insulation board(5)For hard heat-insulated plate, working lining(3)Using heavy amorphous refractory, working lining(3)'s
It is 150-300mm that molten iron, which washes away region cast thickness, and other normal region cast thickness are 60-120mm.
2. the liner according to claim 1 applied to vanadium-titanium-iron-water packet, it is characterised in that:The permanent layer(4)It is light
The proportion of matter amorphous refractory is less than 2.0*103kg/m3More than 1.5*103kg/m3, working lining(3)Heavy indefinite form it is resistance to
The proportion of fiery material is more than 2.2*103kg/m3。
Priority Applications (1)
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CN201820117255.XU CN207806609U (en) | 2018-01-24 | 2018-01-24 | A kind of liner applied to vanadium-titanium-iron-water packet |
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CN201820117255.XU CN207806609U (en) | 2018-01-24 | 2018-01-24 | A kind of liner applied to vanadium-titanium-iron-water packet |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021147592A1 (en) * | 2020-01-20 | 2021-07-29 | 武汉科技大学 | Near-zero heat-loss refractory material lining for intermittent operation high-temperature kiln, and preparation method therefor |
-
2018
- 2018-01-24 CN CN201820117255.XU patent/CN207806609U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021147592A1 (en) * | 2020-01-20 | 2021-07-29 | 武汉科技大学 | Near-zero heat-loss refractory material lining for intermittent operation high-temperature kiln, and preparation method therefor |
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