CN207592741U - A kind of online heat accumulating type heat patching device of continuous casting billet - Google Patents
A kind of online heat accumulating type heat patching device of continuous casting billet Download PDFInfo
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- CN207592741U CN207592741U CN201721698823.1U CN201721698823U CN207592741U CN 207592741 U CN207592741 U CN 207592741U CN 201721698823 U CN201721698823 U CN 201721698823U CN 207592741 U CN207592741 U CN 207592741U
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- insulation cover
- accumulating type
- heat
- heat accumulating
- continuous casting
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Abstract
The utility model discloses a kind of online heat accumulating type heat patching devices of continuous casting billet, including roller-way, insulation cover and multigroup heat accumulating type heating unit；The insulation cover includes upper insulation cover, lower insulation cover, and heat accumulating type heating unit is equipped in upper insulation cover；The upper insulation cover is placed on roller-way top, and lower insulation cover is fixed on roller-way lower part；The upper insulation cover, lower insulation cover and roller-way form the channel of closing；The heat accumulating type heating unit is distributed along insulation cover length direction；Space between the upper insulation cover and lower insulation cover forms combustion chamber；The upper insulation cover, lower insulation cover are made of shell and insulating layer.The utility model has the advantages that：Online concurrent heating makes the full base temperature of continuous casting billet meet rolling requirements；Without reheating, simplify production procedure, realize continuous casting and rolling；It is energy saving using Regenerative Combustion Technology；Device minimizes, and reduces investment and the operating cost of heating equipment；Reduce oxide generation, and centralized collection oxide.
Description
Technical field
The utility model is related to field of metallurgy more particularly to a kind of continuous casting billet of steel plant's continuous casting workshop to convey to milling train
Online heat patching device in the process.
Background technology
The prior art be the continuous casting billet of continuous casting workshop after hydraulic shear or gas flame cuttiug, after cutting roller-way, rollgang,
Driving（Or other modes）It send to heating-furnace front platform, afterwards into heating furnace, is rolled after being heated to continuous casting billet；It or will
Continuous casting billet is sent into stockyard and carries out stacking cooling, and cold steel billet is sent into heating furnace again when then to be rolled, laggard to cold heating steel billet
Row rolling；Or be placed on roller-way and kept the temperature with easy insulation cover, the direct feed mill rolling of the steel billet that continuous casting zone is sent out.
The prior art with roller-way opening convey or roller-way on add easy insulation cover and popularize use in many steel plant, deposit
It is big in energy consumption（The heating of heating furnace）, continuous casting billet oxide amount is big, the loss of steel temperature is big, steel billet head with the tail portion temperature difference greatly,
The shortcomings of cannot achieving the purpose that continuous casting billet Direct Rolling.
At present in the electrical heating heat patching device of use, since it is mounted on after the roller-way of continuous casting zone（Continuous casting zone roller-way spacing
It is small, induction heating apparatus can not be set between roller-way）, undercooling, sensing device can not be in the defined times for continuous casting billet
Interior all heat the inside and outside temperature of continuous casting billet reaches rolling requirements.
Utility model content
To overcome above-mentioned technical problem, the purpose of this utility model is to provide one kind on the roller-way of continuous casting zone or continuous casting extremely
The online heat accumulating type heat patching device of continuous casting billet on the roller-way of milling train can realize that continuous casting billet steel temperature in transmission process loses to obtain
Supplement, the temperature difference, the energy consumption that reduce between steel billet head and tail portion are less than heating furnace reheating technique, reach the mesh of Direct Rolling
Mark.
In order to achieve the above objectives, the utility model is realized by following technical solution.
A kind of online heat accumulating type heat patching device of continuous casting billet, including roller-way, insulation cover and multigroup heat accumulating type heating unit；Institute
It states insulation cover and includes upper insulation cover, lower insulation cover, heat accumulating type heating unit is installed in insulation cover；The upper insulation cover is placed
On roller-way top, lower insulation cover is fixed on roller-way lower part；The upper insulation cover, lower insulation cover and roller-way form the channel of closing；
The heat accumulating type heating unit is distributed along insulation cover length direction；Space between the upper insulation cover and lower insulation cover forms combustion
Burn room；The upper insulation cover, lower insulation cover are made of shell and insulating layer.Continuous casting billet is being protected above and below when being conveyed on roller-way
The heat accumulating type heating unit installed in temperature cover jets out flames and on-line heating is carried out to the continuous casting billet of conveying, both sides on the outside of upper insulation cover
Air or exhaust gases passes are installed, the high-temperature flue gas after burning enters heat accumulating type heating unit accumulation of heat, in dissipating for supplement continuous casting billet
Thermal energy is made full use of while heat loss, not only makes continuous casting billet that can reach the steel temperature of rolling after roller-way conveys（Continuous casting billet
Inside and outside temperature）, and save fuel.
Further the heat accumulating type heating unit is mounted on upper insulation cover top or upper insulation cover top and lower insulation cover
Both sides.
Further the heat accumulating type heating unit mounted on upper insulation cover top includes several to regenerative chamber, each pair of storage
Hot cell is made of left heat-storage type burner, right heat-storage type burner, and partition wall is equipped between left and right heat-storage type burner；It is keeping the temperature
It is made of a pair of of regenerative chamber in cover width direction, is made of in the longitudinal direction at least a pair of of regenerative chamber；Mounted on lower insulation cover
The heat accumulating type heating unit installation site of both sides is corresponding with the heat accumulating type heating unit mounted on upper insulation cover top with quantity.
Heat-storage type burner is that normal temperature air is heated in very short time, and after the high temperature air heated enters combustion chamber, volume inhales week
It encloses indoor flue gas and forms the thin oxygen deprivation high temperature gas flow that one oxygen content is significantly less than 21%, while attached toward thin high temperature air
Nearly injection fuel, fuel realize burning under oxygen deprivation (2% ~ 20%) state, meanwhile, the heat smoke after Indoor Combustion of burning is by another
One heat-storage type burner emptying, high-temperature flue gas sensible heat is stored in another heat-storage type burner, two heat storage type combustions
Device is in accumulation of heat and works alternatively state with heat release, so as to reach energy saving purpose；And it because of the reason for having combustion heating, consumes significantly
The indoor oxygen of burning, reduces the oxide of billet surface.
Further heat storage is filled in the heat-storage type burner.Heat storage type combustion exhaust gas temperature is low, exhaust gas heat loss
Lose small, the thermal efficiency of equipment greatly improves, and reduces fuel consumption.
Further the roller both sides on the roller-way are provided with rib.There is provided ribs to have guiding role for roller,
Continuous casting billet sideslip and deflection are reduced, improves the lumber recovery of continuous casting billet.
Further the upper insulation cover, lower insulation cover shell are steel cage shell, and internal layer is insulating layer, and insulating layer is resistance to pour into a mould
Fire material and refractory fibre.
Further the heat accumulating type heating unit is corresponding according to roller-way length situation every 0.5 ~ 1.5 meter of one group of setting
Adjust quantity.
Further the lower insulation cover is equipped with slag door.The oxide that continuous casting billet is fallen in conveying is contributed to concentrate
On the lower smaller section in insulation cover bottom, open slag door and collect oxide, it is easy to operation.
Advantageous effect：Compared with prior art, the utility model has the advantage of：
1）The online concurrent heating on the roller-way of continuous casting zone or continuous casting to milling train makes the full base temperature of continuous casting billet meet rolling and wants
It asks, it is energy saving, substantially reduce the cost using heating stove heat；
2）Without heating furnace reheating, simplify the production procedure between continuous casting and steel rolling, realize the continuous casting of continuous casting billet
Tandem rolling；
3）It is energy saving using Regenerative Combustion Technology；
4）Heat patching device minimizes, and substantially reduces investment and the operating cost of heating equipment；
5）Reduce the generation of iron oxide, and the iron oxide that energy centralized collection is fallen.
Description of the drawings
Fig. 1 is 1 cross-sectional structure schematic diagram of embodiment；
Fig. 2 is 1 side part section structural representation of embodiment；
Fig. 3 is 1 side profile structure diagram of embodiment；
Fig. 4 is 2 cross-sectional structure schematic diagram of embodiment；
In figure：1. left heat-storage type burner, 2. right heat-storage type burners, 3. heat accumulating type heating units, 4. heat storages, 5.
Upper insulation cover, 6. times insulation covers, 7. combustion chambers, 8. partition walls, 9. insulating layers, 10. slag doors, 11. steel cage shells, 12. rollers,
13. air or exhaust gases passes.
Specific embodiment
With reference to example, the utility model is described in further detail.Raw material used in the utility model is city
Sell product.
Embodiment 1
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1, 2, 3, the online heat accumulating type heat patching device of a kind of continuous casting billet, including roller-way, insulation cover and multigroup accumulation of heat
Formula heating unit 3；12 both sides of roller on the roller-way are provided with rib；The insulation cover includes upper insulation cover 5, lower insulation cover
6, heat-storage type burner is installed in upper insulation cover 5, lower insulation cover 6 is equipped with slag door 10；Upper insulation cover 5 is placed on roller
12 tops, lower insulation cover 6 are fixed on 12 lower part of roller, and the upper insulation cover 5, lower insulation cover 6 and roller 12 form the logical of closing
Road；Each heat accumulating type heating unit 3 includes 3 pairs of heat-storage type burners；Each pair of regenerative chamber is by left heat-storage type burner 1, the right side
Heat-storage type burner 2 forms, and partition wall 8 is equipped between left heat-storage type burner 1, right heat-storage type burner 2；In insulation cover width side
It being made of 1 pair of regenerative chamber, is made of in the longitudinal direction 6 pairs of regenerative chambers upwards, regenerative chamber is installed on the top of insulation cover 5,
Heat storage 4 is filled in regenerative chamber, heat accumulating type heating unit 3 is distributed along insulation cover length direction；Upper insulation cover 5 and lower insulation cover
Space between 6 forms combustion chamber 7；Upper insulation cover 5, lower insulation cover 6 are made of steel cage shell 11 and insulating layer 9.Insulating layer 9 is
Pour into a mould refractory matter and refractory fibre；Both sides are equipped with air or exhaust gases passes 13 on the outside of upper insulation cover.
Multigroup heat accumulating type heating unit 3 in upper insulation cover 5, lower insulation cover 6 is installed, is set every 0.5 ~ 1.5 meter
Put one group.
The roller 12 with rib on roller-way is oriented to continuous casting billet, reduces continuous casting billet in carrying, transport continuous casting billet
Sideslip and deflection improve the lumber recovery of continuous casting billet.
Enter after continuous casting billet cutting and cut rear roller-way or rollgang, upper insulation cover 5, lower insulation cover 6 form an opposite envelope
The channel closed, continuous casting billet thermal loss when being conveyed on roller-way are reduced, while the storage installed in upper insulation cover 5, lower insulation cover 6
The flame that hot type heating unit 3 sprays heats the continuous casting billet of conveying, makes continuous casting billet energy after heat accumulating type heat patching device
Enough reach the steel temperature of rolling.
Embodiment 2
As shown in figure 4, it is substantially the same manner as Example 1, except that 6 both sides of lower insulation cover are mounted with pairs of accumulation of heat again
Formula heating unit 3, installation site with upper insulation cover 5 heat accumulating type heating unit 3 in the same plane, quantity and upper heat preservation
3 quantity of heat accumulating type heating unit in cover 5 is identical.
The utility model is illustrated according to above-described embodiment, it should be understood that above-described embodiment does not limit in any form
Determine the utility model, all technical solutions obtained using equivalent substitution or equivalent transformation mode all fall within the utility model
Within protection domain.
Claims (9)
1. a kind of online heat accumulating type heat patching device of continuous casting billet, which is characterized in that including roller-way, insulation cover and multigroup heat accumulating type add
Hot cell；The insulation cover includes upper insulation cover, lower insulation cover, and heat accumulating type heating unit is equipped in insulation cover；On described
Insulation cover is placed on roller-way top, and lower insulation cover is fixed on roller-way lower part；The upper insulation cover, lower insulation cover and roller-way form envelope
The channel closed；The heat accumulating type heating unit is distributed along insulation cover length direction；Between the upper insulation cover and lower insulation cover
Space forms combustion chamber；The upper insulation cover, lower insulation cover are made of shell and insulating layer.
2. the online heat accumulating type heat patching device of a kind of continuous casting billet according to claim 1, which is characterized in that the heat accumulating type adds
Hot cell is mounted on upper insulation cover top or upper insulation cover top and lower insulation cover both sides.
3. the online heat accumulating type heat patching device of a kind of continuous casting billet according to claim 2, which is characterized in that described mounted on upper
The heat accumulating type heating unit on insulation cover top is including several to regenerative chamber, and each pair of regenerative chamber is by left heat-storage type burner, right accumulation of heat
Formula burner forms, and partition wall is equipped between left and right heat-storage type burner；By a pair of of regenerative chamber group in insulation cover width direction
Into being made of in the longitudinal direction at least a pair of of regenerative chamber；Mounted on the heat accumulating type heating unit installation position of lower insulation cover both sides
It puts corresponding with the heat accumulating type heating unit mounted on upper insulation cover top with quantity.
A kind of 4. online heat accumulating type heat patching device of continuous casting billet according to claim 3, which is characterized in that the heat accumulating type combustion
Heat storage is filled in burner.
5. the online heat accumulating type heat patching device of a kind of continuous casting billet according to claim 1, which is characterized in that on the roller-way
Roller both sides are provided with rib.
A kind of 6. online heat accumulating type heat patching device of continuous casting billet according to claim 1, which is characterized in that the upper heat preservation
Cover, lower insulation cover shell are steel cage shell, and internal layer is insulating layer, and insulating layer is cast refractory matter and refractory fibre.
7. the online heat accumulating type heat patching device of a kind of continuous casting billet according to claim 1, which is characterized in that the heat accumulating type adds
Hot cell sets one group every 0.5 ~ 1.5 meter, and quantity is accordingly adjusted according to roller-way length situation.
A kind of 8. online heat accumulating type heat patching device of continuous casting billet according to claim 1, which is characterized in that the lower insulation cover
Slag door is installed.
A kind of 9. online heat accumulating type heat patching device of continuous casting billet according to claim 1, which is characterized in that the upper insulation cover
Outside both sides are equipped with air or exhaust gases passes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721698823.1U CN207592741U (en) | 2017-12-08 | 2017-12-08 | A kind of online heat accumulating type heat patching device of continuous casting billet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721698823.1U CN207592741U (en) | 2017-12-08 | 2017-12-08 | A kind of online heat accumulating type heat patching device of continuous casting billet |
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| CN207592741U true CN207592741U (en) | 2018-07-10 |
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ID=62764807
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| CN201721698823.1U Active CN207592741U (en) | 2017-12-08 | 2017-12-08 | A kind of online heat accumulating type heat patching device of continuous casting billet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112845630A (en) * | 2020-12-31 | 2021-05-28 | 南京净环热冶金工程有限公司 | Online heat preservation and heat supplement method for continuous casting billet |
-
2017
- 2017-12-08 CN CN201721698823.1U patent/CN207592741U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112845630A (en) * | 2020-12-31 | 2021-05-28 | 南京净环热冶金工程有限公司 | Online heat preservation and heat supplement method for continuous casting billet |
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