CN205393519U - Package be built by contract in middle of large -span is integral - Google Patents
Package be built by contract in middle of large -span is integral Download PDFInfo
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- CN205393519U CN205393519U CN201620110518.5U CN201620110518U CN205393519U CN 205393519 U CN205393519 U CN 205393519U CN 201620110518 U CN201620110518 U CN 201620110518U CN 205393519 U CN205393519 U CN 205393519U
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Abstract
The utility model relates to a package be built by contract in middle of large -span is integral, include and describe and big or small assorted steel construction with the middle package degree of lip -rounding, it has refractory material to fill in the steel construction, refractory material with steel construction integral cast becomes integrative pouring plane, refractory material passes through the anchor assembly fastening and is in in the steel construction, be equipped with on the pouring plane and connect the steel hole, toast the hole and flow the steel hole. The utility model discloses be equipped with and connect the steel hole, toast the hole and flow the steel hole, both can pour into a mould the slab, can pour into a mould the square billet again, realize the multiple use, simultaneously, steel construction and refractory material integral cast, all structures in the steel construction directly are not heated, and steel structural distortion volume is little, assaults the stress of centre package be built by contract to reduce, and package be built by contract in the middle of the large -span is integral is sealed effectual, has good thermal -insulated heat preservation effect, and the heat dissipation of molten steel in the package reduces the molten steel temperature drop, the energy saving in the middle of can effectually stoping, it is still easy to assemble, alleviate workman intensity of labour.
Description
Technical field
This utility model relates to a kind of tundish cover, is specifically related to a kind of large span monoblock type tundish cover.
Background technology
At steelmaking continuous casting workshop, tundish carries out watering steel continuously.Development along with the epoch, the steel grade prescription smelted is more and more higher, particularly smelt some variety steels such as clean steel, ultra-low-carbon steel, the clad seal request of tundish is significantly high, in requirement, clad enclosing cover is on tundish, intercept the oxidation of molten steel and the pollution of impurity, also there is good heat insulation function simultaneously, reduce the temperature drop of molten steel.At present, the large-scale tundish of major part steel mill, because of tundish length length, span is big, structure is complicated, therefore generally the middle clad above it is all designed to the little clad of polylith rather than a monoblock type clad.There are some problems in the use of the little clad of polylith: one is poorly sealed between little clad and little clad, causes that amount of heat scatters and disappears；Two is little clad and little clad joint area easily goes here and there fire, scaling loss termination steel construction；Three is that the installation and removal of polylith clad are loaded down with trivial details, increases the amount of labour of workman；Four is that service life of little clad is on the low side, has a strong impact on the turnover of continuous casting workshop tundish, adds production cost.Therefore develop a kind of Steel Structural Design novel large span multipurpose monoblock type tundish cover reasonable, long service life to be just highly desirable to.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of large span monoblock type tundish cover.
The technical scheme that this utility model solves above-mentioned technical problem is as follows: a kind of large span monoblock type tundish cover, including the steel construction matched with middle handbag mouth-shaped and size, described steel construction is filled with refractory material, described refractory material all-in-one-piece cast plane integrated poured with described steel construction, described refractory material is fastened in described steel construction by anchoring piece, and described cast plane is provided with and connects steel hole, baking hole and steel outlet hole.
The beneficial effects of the utility model are: this utility model one large span monoblock type tundish cover is provided with and connects steel hole, baking hole and steel outlet hole, both can pour into a mould slab, and can pour into a mould again square billet, it is possible to achieve multiple use；Simultaneously, steel construction is integrated poured with refractory material, all structural members in steel construction are not directly heated, and steel construction deflection is little, and the stress impact of tundish cover is reduced, the all-in-one-piece tundish cover of large span, good sealing effect, has good heat insulation and preservation effect, can effectively stop the heat radiation of molten steel in tundish, reduce molten steel temperature drop, save the energy；Also convenient installation, alleviates labor strength.
On the basis of technique scheme, this utility model can also do following improvement.
Further, described steel construction includes outside framework, junction steel plate and joint steel pipe, the junction steel plate that polylith is parallel to each other it is provided with in described outside framework, be equipped with the many joint steel pipes vertical with described junction steel plate between described outside framework and adjacent junction steel plate and between adjacent two pieces of junction steel plates, described in connect steel hole, baking hole and steel outlet hole be distributed in described outside framework, junction steel plate and joint steel pipe composition grid in.
Further, described outside framework is isosceles trapezoidal structure, junction steel plate described in polylith is all paralleled with the base of described outside framework, the described steel hole that connects is provided with 1, described baking hole is provided with 2, and described steel outlet hole is provided with 3, connects steel hole and be located close on described outside framework in the grid on base described in 1,3 described steel outlet holes are located close in the grid of described outside framework bottom, and 2 described baking holes are in the described grid connect between steel hole and steel outlet hole.
Further, described outside framework is rectangle structure, junction steel plate described in polylith is paralleled with the broadside of described outside framework, the described steel hole that connects is provided with 1, described baking hole is provided with 4, and described steel outlet hole is provided with 2, connects steel hole and be arranged in the grid in described outside framework centre position described in 1,4 described baking holes connect in the grid of both sides, steel hole described in being evenly and symmetrically distributed on, and 2 symmetrical being distributed in of described steel outlet hole toast hole accordingly away from the described grid connecing side, steel hole.
Further, described cast plane being additionally provided with thermometer hole, described thermometer hole is provided with 2, and 2 described thermometer holes are respectively distributed in the grid that two broadsides of described outside framework form with adjacent connecting plate and corresponding joint steel pipe.
Further, described anchoring piece includes the first anchoring piece and the second anchoring piece, the size being sized larger than described second anchoring piece of described first anchoring piece, described first anchoring piece and the second anchoring piece are provided with multiple respectively, multiple described first anchoring pieces are distributed on described outside framework, and multiple described second anchoring pieces are distributed on described junction steel plate and joint steel pipe.
Further, symmetrical on described outside framework it is provided with four hangers.
Adopt above-mentioned further scheme to provide the benefit that: the setting of hanger, facilitate the use of slinging of tundish cover.
Further, the performance parameter of described refractory material is, dries rupture strength >=6Mpa, compressive resistance >=30Mpa after 24h at 110 DEG C；Rupture strength >=8Mpa, compressive resistance >=50Mpa after roasting 3h at 1500 DEG C.
Above-mentioned further scheme is adopted to provide the benefit that: tundish cover adopts unshape refractory integrated poured, forms through low-temperature bake, and tundish cover overall performance is good, and intensity is high, and in use cracky does not peel off；Tundish cover steel construction and refractory material matching performance are good, middle clad long service life, and service life substantially increases the economic benefit of steel mill more than watering time at 20；The unshape refractory thermal shock resistance that tundish cover adopts is good, can meet the change instructions for use frequently big, cold and hot of the temperature difference in tundish periodic job process.
Further, the height of described outside framework and the thickness of tundish cover are equal.
Accompanying drawing explanation
Fig. 1 is the first planar structure schematic diagram of a kind of large span monoblock type tundish cover of this utility model；
Fig. 2 is the A-A profile of Fig. 1；
Fig. 3 is anchoring piece distributed architecture schematic diagram on steel construction in Fig. 1；
Fig. 4 is the second planar structure schematic diagram of a kind of large span monoblock type tundish cover of this utility model；
Fig. 5 is the A-A profile of Fig. 4；
Fig. 6 is anchoring piece distributed architecture schematic diagram on steel construction in Fig. 4.
In accompanying drawing, the list of parts representated by each label is as follows:
1, steel construction, 11 outside frameworks, 12, connecting plate, 13, connecting tube, 2, refractory material, 3, connect steel hole, 4, baking hole, 5, steel outlet hole, the 6, first anchoring piece, the 7, second anchoring piece, 8, hanger, 9, thermometer hole.
Detailed description of the invention
Below in conjunction with accompanying drawing, principle of the present utility model and feature being described, example is served only for explaining this utility model, is not intended to limit scope of the present utility model.
As shown in Figure 1, Figure 2, Fig. 3, shown in Fig. 4, Fig. 5 and Fig. 6, a kind of large span monoblock type tundish cover, including the steel construction 1 matched with middle handbag mouth-shaped and size, described steel construction 1 is filled with refractory material 2, described refractory material 2 all-in-one-piece cast plane integrated poured with described steel construction 1, described refractory material 2 is fastened in described steel construction 1 by anchoring piece, and described cast plane is provided with and connects steel hole 3, baking hole 4 and steel outlet hole 5；Described steel construction 1 includes outside framework 11, junction steel plate 12 and joint steel pipe 13, the junction steel plate 12 that polylith is parallel to each other it is provided with in described outside framework 11, be equipped with the many joint steel pipes 13 vertical with described junction steel plate 12 between described outside framework 11 and adjacent junction steel plate 12 and between adjacent two pieces of junction steel plates 12, described in connect steel hole 3, baking hole 4 and steel outlet hole 5 be distributed in described outside framework 11, junction steel plate 12 and joint steel pipe 13 composition grid in.
Shape and the size of the shape of tundish cover of the present utility model and size and middle handbag mouth match, and in this specific embodiment, there are the tundish cover of two kinds of shapes, specific as follows.
The first is as shown in Figure 1, Figure 2 and Figure 3, described outside framework 11 is isosceles trapezoidal structure, junction steel plate 12 described in polylith is all paralleled with the base of described outside framework 11, the described steel hole 3 that connects is provided with 1, described baking hole 4 is provided with 2, described steel outlet hole 5 is provided with 3, connect steel hole 3 described in 1 and be located close on described outside framework 11 in the grid on base, 3 described steel outlet holes 5 are located close in the grid of described outside framework 11 bottom, and 2 described baking holes 4 are in the described grid connect between steel hole 3 and steel outlet hole 5.Concrete: the two ends of junction steel plate 12 described in polylith are all corresponding to be welded in two waist edge of described outside framework 11, the two ends of many described joint steel pipes 13 are respectively perpendicular and are welded on adjacent two pieces of junction steel plates 12, or be welded on the upper base of outside framework 11 with on adjacent junction steel plate 12, or be welded on the bottom of outside framework 11 with on adjacent junction steel plate 12；Connect steel hole 3 described in 1 and be located close on described outside framework 11 between two of base adjacent junction steel plates 12,3 described steel outlet holes 5 are located close between two adjacent junction steel plates 12 of bottom of described outside framework 11, and 2 described baking holes 4 are between the described adjacent junction steel plate 12 of two pieces connect between steel hole 3 and steel outlet hole 5；It is provided with 4 pieces of junction steel plates 12 described connecing between steel hole 3 and baking hole 4, between baking hole 4 and steel outlet hole 5, is provided with 1 piece of junction steel plate 12；It is provided with 2 lateral connection steel pipes 13 between the upper base and adjacent junction steel plate 12 of outside framework 11, between two pieces of adjacent each other junction steel plates 12, it is provided with 16 joint steel pipes 13 altogether, between the bottom of outside framework 11 and adjacent junction steel plate 12, is provided with 2 joint steel pipes 13.
The second is as shown in Figure 4, Figure 5 and Figure 6, described outside framework 11 is rectangle structure, junction steel plate 12 described in polylith is paralleled with the broadside of described outside framework 11, the described steel hole 3 that connects is provided with 1, described baking hole 4 is provided with 4, described steel outlet hole 5 is provided with 2, connect steel hole 3 described in 1 and be arranged in the grid in described outside framework 11 centre position, 4 described baking holes 4 connect in the grid of both sides, steel hole 3 described in being evenly and symmetrically distributed on, and being distributed in of 2 described steel outlet hole 5 symmetries toasts hole 4 accordingly away from the described grid connecing side, steel hole 3.In second specific embodiment, described cast plane is additionally provided with thermometer hole 9, described thermometer hole 9 is provided with 2, and 2 described thermometer holes 9 are respectively distributed in the grid that two broadsides of described outside framework 11 form with adjacent connecting plate 12 and corresponding joint steel pipe 13.
In two specific embodiments of the present utility model, described anchoring piece includes the first anchoring piece 6 and the second anchoring piece 7, the size being sized larger than described second anchoring piece 7 of described first anchoring piece 6, described first anchoring piece 6 and the second anchoring piece 7 are provided with multiple respectively, multiple described first anchoring pieces 6 are distributed on described outside framework 11, and multiple described second anchoring pieces 7 are distributed on described junction steel plate 12 and joint steel pipe 13.On described outside framework 11, symmetry is provided with four hangers 8.The performance parameter of described refractory material 2 is, dries rupture strength >=6Mpa, compressive resistance >=30Mpa after 24h at 110 DEG C；Rupture strength >=8Mpa, compressive resistance >=50Mpa after roasting 3h at 1500 DEG C.The height of described outside framework 11 is equal with the thickness of tundish cover.
This utility model one large span monoblock type tundish cover has the following characteristics that
1, there is span feature big, efficient, can either be used for pouring into a mould slab, can be used in again cast square billet.
2, adopting excellent Steel Structural Design, all structural members in steel construction are not directly heated, and steel construction deflection is little, and the stress impact of tundish cover is reduced.
3, adopting unshape refractory integrated poured, form through low-temperature bake, tundish cover overall performance is good, and intensity is high, and in use cracky does not peel off.
4, steel construction and refractory material matching performance are good, middle clad long service life, and service life substantially increases the economic benefit of steel mill more than watering time at 20.
5, the unshape refractory thermal shock resistance adopted is good, can meet the change instructions for use frequently big, cold and hot of the temperature difference in tundish periodic job process.
6, monoblock type tundish cover, good sealing effect, there is good heat insulation and preservation effect, can effectively stop the heat radiation of molten steel in tundish, reduce molten steel temperature drop, save the energy；Also convenient installation, alleviates labor strength.
Therefore, this utility model have that purposes is many, intensity is high, the feature of high insulating effect and long service life.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (6)
1. a large span monoblock type tundish cover, it is characterized in that: include the steel construction (1) matched with middle handbag mouth-shaped and size, described steel construction (1) is filled with refractory material (2), described refractory material (2) all-in-one-piece cast plane integrated poured with described steel construction (1), described refractory material (2) is fastened in described steel construction (1) by anchoring piece, and described cast plane is provided with and connects steel hole (3), baking hole (4) and steel outlet hole (5)；
Described steel construction (1) includes outside framework (11), junction steel plate (12) and joint steel pipe (13), the junction steel plate (12) that polylith is parallel to each other it is provided with in described outside framework (11), the many joint steel pipes (13) vertical with described junction steel plate (12) it are equipped with between described outside framework (11) and adjacent junction steel plate (12) and between adjacent two pieces of junction steel plates (12), described connect steel hole (3), baking hole (4) and steel outlet hole (5) are distributed in described outside framework (11), in the grid that junction steel plate (12) and joint steel pipe (13) form；
Described outside framework (11) is rectangle structure, junction steel plate described in polylith (12) is paralleled with the broadside of described outside framework (11), the described steel hole (3) that connects is provided with 1, described baking hole (4) is provided with 4, described steel outlet hole (5) is provided with 2, connect steel hole (3) described in 1 and be arranged in the grid in described outside framework (11) centre position, 4 described baking holes (4) connect in the grid of steel hole (3) both sides described in being evenly and symmetrically distributed on, 2 symmetrical being distributed in of described steel outlet hole (5) toast hole (4) accordingly away from the described grid connecing steel hole (3) side.
2. a kind of large span monoblock type tundish cover according to claim 1, it is characterized in that: described cast plane is additionally provided with thermometer hole (9), described thermometer hole (9) is provided with 2, in the grid that two broadsides that 2 described thermometer holes (9) are respectively distributed to described outside framework (11) form with adjacent junction steel plate (12) and corresponding joint steel pipe (13).
3. a kind of large span monoblock type tundish cover according to claim 1 and 2, it is characterized in that: described anchoring piece includes the first anchoring piece (6) and the second anchoring piece (7), the size being sized larger than described second anchoring piece (7) of described first anchoring piece (6), described first anchoring piece (6) and the second anchoring piece (7) are provided with multiple respectively, multiple described first anchoring pieces (6) are distributed on described outside framework (11), multiple described second anchoring pieces (7) are distributed on described junction steel plate (12) and joint steel pipe (13).
4. a kind of large span monoblock type tundish cover according to claim 1 and 2, it is characterised in that: on described outside framework (11), symmetry is provided with four hangers (8).
5. a kind of large span monoblock type tundish cover according to claim 1 and 2, it is characterised in that: the performance parameter of described refractory material (2) is, dries rupture strength >=6Mpa, compressive resistance >=30Mpa after 24h at 110 DEG C；Rupture strength >=8Mpa, compressive resistance >=50Mpa after roasting 3h at 1500 DEG C.
6. a kind of large span monoblock type tundish cover according to claim 1 and 2, it is characterised in that: the height of described outside framework (11) is equal with the thickness of tundish cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620110518.5U CN205393519U (en) | 2016-02-03 | 2016-02-03 | Package be built by contract in middle of large -span is integral |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620110518.5U CN205393519U (en) | 2016-02-03 | 2016-02-03 | Package be built by contract in middle of large -span is integral |
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|---|---|
| CN205393519U true CN205393519U (en) | 2016-07-27 |
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| CN201620110518.5U Active CN205393519U (en) | 2016-02-03 | 2016-02-03 | Package be built by contract in middle of large -span is integral |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108247028A (en) * | 2018-02-02 | 2018-07-06 | 上海利尔耐火材料有限公司 | A kind of long-life tundish compound frame structure backpack cover |
| CN110434320A (en) * | 2019-09-18 | 2019-11-12 | 山东钢铁股份有限公司 | A kind of steel smelting equipment and its baking of tundish device protection plate |
| CN111822686A (en) * | 2020-07-25 | 2020-10-27 | 武钢集团昆明钢铁股份有限公司 | Die casting method for continuous casting tundish cover and manufacturing die thereof |
-
2016
- 2016-02-03 CN CN201620110518.5U patent/CN205393519U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108247028A (en) * | 2018-02-02 | 2018-07-06 | 上海利尔耐火材料有限公司 | A kind of long-life tundish compound frame structure backpack cover |
| CN110434320A (en) * | 2019-09-18 | 2019-11-12 | 山东钢铁股份有限公司 | A kind of steel smelting equipment and its baking of tundish device protection plate |
| CN111822686A (en) * | 2020-07-25 | 2020-10-27 | 武钢集团昆明钢铁股份有限公司 | Die casting method for continuous casting tundish cover and manufacturing die thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Package be built by contract in middle of large -span is integral Effective date of registration: 20191224 Granted publication date: 20160727 Pledgee: Wuhan rural commercial bank Limited by Share Ltd Yangluo Economic Development Zone Branch Pledgor: Wuhan Winning Technology Co., Ltd. Registration number: Y2019420000039 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210315 Granted publication date: 20160727 Pledgee: Wuhan rural commercial bank Limited by Share Ltd. Yangluo Economic Development Zone Branch Pledgor: WUHAN WINNING TECHNOLOGY Co.,Ltd. Registration number: Y2019420000039 |