CN210916137U - Converter body apron board - Google Patents
Converter body apron board Download PDFInfo
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- CN210916137U CN210916137U CN201921520022.5U CN201921520022U CN210916137U CN 210916137 U CN210916137 U CN 210916137U CN 201921520022 U CN201921520022 U CN 201921520022U CN 210916137 U CN210916137 U CN 210916137U
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- skirtboard
- apron board
- reinforcing rib
- plate
- rib plate
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Abstract
The utility model relates to a technical field of converter equipment, more specifically say, it relates to a converter furnace body skirtboard, and its technical scheme main points are: including big skirtboard and little skirtboard, little skirtboard stack is on the upper portion of big skirtboard, gap department between big skirtboard upper portion and the little skirtboard lower part transversely is provided with horizontal circular arc vertical rib plate, horizontal circular arc vertical rib plate respectively with little skirtboard and big skirtboard fixed connection, the inboard fixedly connected with deep floor of big skirtboard. The utility model has the advantages of improving the rigidity of the apron board structure, having small thermal stress deformation and ensuring the non-deformation of the whole structure of the apron board of the furnace body.
Description
Technical Field
The utility model relates to a technical field of converter equipment, more specifically say, it relates to a converter furnace body skirtboard.
Background
Converter steelmaking is the most extensive steelmaking method at present, the protective cover of the converter shell body is also called as an apron board, the apron board is installed at the outer side of the furnace cap water tank and the upper part of the converter shell body, the main function of the apron board is to protect the converter shell body, a cooling water pipe and a steam pipe from being damaged, the apron board is usually made of Q235B steel plate, the steel plate is rolled and processed into an arc-shaped steel plate which is assembled and fixed on a converter shell support to form two layers of protective covers of a small furnace mouth apron board and a large apron board of the converter shell body, however, in the converter smelting process, the heated temperature difference change gap between the small apron board of the furnace mouth and the large apron board of the upper part is deformed and upwarps and becomes wider, a large amount of high-temperature steel slag enters into the gaps between the small furnace mouth apron board and the large apron board of the upper furnace shell to be bonded and bloated by high temperature to form steel slag pile, the slag accumulation at, under the invasion and attack of inside and outside high temperature of the stove outer covering, influence the stove outer covering life-span, after and the inside and outside is surrounded by slag after overflowing steel, when using mechanical equipment to clear up the slag that bonds at the fire door, the little skirtboard that has warp drops, and the skirt board that is big receives the slag clamp to become the drum deformation, need carry out many times maintenance to the skirtboard monthly, consuming time and consuming effort.
SUMMERY OF THE UTILITY MODEL
To the deficiency that prior art exists, the utility model aims to provide a converter body skirtboard has the rigidity that improves the skirtboard structure, receives the advantage that thermal stress deformation is little and guarantee that furnace body skirtboard overall structure is indeformable.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a converter body skirtboard, includes big skirtboard and little skirtboard, little skirtboard stack is on the upper portion of big skirtboard, gap department between big skirtboard upper portion and the little skirtboard lower part transversely is provided with horizontal circular arc vertical rib plate, horizontal circular arc vertical rib plate respectively with little skirtboard and big skirtboard fixed connection, the inboard fixedly connected with deep floor of big skirtboard.
By adopting the technical scheme, the transverse arc vertical rib plate is positioned at the gap between the upper part of the large apron plate and the lower part of the small apron plate, the large apron plate and the small apron plate are fixedly connected, the reinforcing rib plate is fixedly connected to the inner side of the large apron plate, the rigidity of the apron plate structure can be improved, the thermal stress deformation is small, the integral structure of the apron plate of the furnace body is not deformed, the phenomenon that the gap is deformed and upwarps and widens due to the change of the heated temperature difference between the small apron plate and the large apron plate, a large amount of high-temperature steel slag enters the lower part of the apron plate along the gap between the small apron plate and the large apron plate of the furnace shell, the large apron plate and the furnace shell are.
The utility model discloses further set up to: and a longitudinal vertical rib plate is longitudinally and fixedly connected to the outer side of the joint of the large apron plate and the small apron plate.
Through adopting above-mentioned technical scheme, can make big skirtboard and little skirtboard connect more firmly.
The utility model discloses further set up to: the longitudinal vertical rib plates are provided with two channels, and the two channels of longitudinal vertical rib plates are spaced and parallel to each other.
Through adopting above-mentioned technical scheme, vertical stud board uses this mode connection effect better.
The utility model discloses further set up to: the reinforcing rib plates comprise a first transverse reinforcing rib plate, a second transverse reinforcing rib plate, a first two longitudinal reinforcing rib plates and a second two longitudinal reinforcing rib plates, and the cross section formed by the mutual crossing of the first transverse reinforcing rib plate, the second transverse reinforcing rib plate, the first two longitudinal reinforcing rib plates and the second two longitudinal reinforcing rib plates is in an open shape.
By adopting the technical scheme, the reinforcing rib plates of the large apron board are connected in the mode, so that the rigidity of the large apron board structure can be improved, and the deformation caused by thermal stress is small.
The utility model discloses further set up to: and the reinforcing rib plate and the large apron plate are fixedly connected through full-length welding.
Through adopting above-mentioned technical scheme, the firm effect of mode fixed connection through full welding is better.
To sum up, the utility model discloses following beneficial effect has:
firstly, a gap between the upper part of the large apron board and the lower part of the small apron board is fixedly connected with a transverse arc vertical rib plate, and the outer side of the joint of the large apron board and the small apron board is longitudinally and fixedly connected with a longitudinal vertical rib plate, so that the rigidity of the apron board structure can be improved, the thermal stress deformation is small, and the integral structure of the furnace body apron board is not deformed.
And secondly, the inner side of the large apron board is fixedly connected with a reinforcing rib plate in a full-welding mode, so that the stabilizing effect is good, the rigidity of the apron board structure is improved, and the integral structure of the furnace body apron board is not deformed.
Drawings
FIG. 1 is a schematic structural view of a skirt plate of a converter body in the present embodiment;
FIG. 2 is a schematic view showing the connection relationship between the large skirt board and the small skirt board in the present embodiment;
fig. 3 is a schematic structural view of the large skirt panel in the present embodiment.
In the figure: 1. longitudinal vertical rib plates; 2. a transverse arc vertical rib plate; 3. a first transverse reinforcing rib plate; 4. a second transverse reinforcing rib plate; 5. a first longitudinal reinforcing rib plate; 6. a second longitudinal reinforcing rib plate; 7. a small apron board; 8. a large skirt plate.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1 to 3, a converter body apron board comprises a large apron board 8 and a small apron board 7, wherein the small apron board 7 is superposed on the upper part of the large apron board 8, a transverse arc vertical rib plate 2 is transversely arranged at a gap between the upper part of the large apron board 8 and the lower part of the small apron board 7, the transverse arc vertical rib plate 2 is fixedly connected with the small apron board 7 and the large apron board 8 respectively, preferably, the transverse arc vertical rib plate 2 is fixedly connected with the small apron board 7 and the large apron board 8 in a welding mode, and a reinforcing rib plate is fixedly connected with the inner side of the large apron board 8.
Specifically, the outer side of the joint of the large apron board 8 and the small apron board 7 is longitudinally and fixedly connected with a longitudinal vertical rib plate 1, and preferably, the longitudinal vertical rib plate 1 is fixedly connected with the large apron board 8 and the small apron board 7 in a welding mode.
Specifically, the longitudinal vertical rib plates 1 are arranged twice, and the two longitudinal vertical rib plates 1 are spaced from each other and are parallel to each other.
Specifically, the reinforcing rib plates comprise a first transverse reinforcing rib plate 3, a second transverse reinforcing rib plate 4, a first longitudinal reinforcing rib plate 5 and a second longitudinal reinforcing rib plate 6, and the cross section formed by the mutual crossing of the first transverse reinforcing rib plate 3, the second transverse reinforcing rib plate 4, the first longitudinal reinforcing rib plate 5 and the second longitudinal reinforcing rib plate 6 is in an open shape.
Specifically, the reinforcing rib plate and the large apron plate 8 are fixedly connected through full-length welding.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The converter body apron board comprises a large apron board and a small apron board, wherein the small apron board is superposed on the upper part of the large apron board, and the converter body apron board is characterized in that: and a transverse arc vertical rib plate is transversely arranged at a gap between the upper part of the large apron board and the lower part of the small apron board, the transverse arc vertical rib plate is fixedly connected with the small apron board and the large apron board respectively, and a reinforcing rib plate is fixedly connected to the inner side of the large apron board.
2. The converter body skirt according to claim 1, wherein: and a longitudinal vertical rib plate is longitudinally and fixedly connected to the outer side of the joint of the large apron plate and the small apron plate.
3. The converter body skirt according to claim 2, wherein: the longitudinal vertical rib plates are provided with two channels, and the two channels of longitudinal vertical rib plates are spaced and parallel to each other.
4. The converter body skirt according to claim 1, wherein: the reinforcing rib plates comprise a first transverse reinforcing rib plate, a second transverse reinforcing rib plate, a first two longitudinal reinforcing rib plates and a second two longitudinal reinforcing rib plates, and the cross section formed by the mutual crossing of the first transverse reinforcing rib plate, the second transverse reinforcing rib plate, the first two longitudinal reinforcing rib plates and the second two longitudinal reinforcing rib plates is in an open shape.
5. The converter body skirt according to claim 1 or claim 4, wherein: and the reinforcing rib plate and the large apron plate are fixedly connected through full-length welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921520022.5U CN210916137U (en) | 2019-09-12 | 2019-09-12 | Converter body apron board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921520022.5U CN210916137U (en) | 2019-09-12 | 2019-09-12 | Converter body apron board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210916137U true CN210916137U (en) | 2020-07-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921520022.5U Active CN210916137U (en) | 2019-09-12 | 2019-09-12 | Converter body apron board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210916137U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115747410A (en) * | 2022-11-02 | 2023-03-07 | 九江萍钢钢铁有限公司 | Integral converter skirt slag plate |
-
2019
- 2019-09-12 CN CN201921520022.5U patent/CN210916137U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115747410A (en) * | 2022-11-02 | 2023-03-07 | 九江萍钢钢铁有限公司 | Integral converter skirt slag plate |
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