CN220352165U - Shifting combination device for disassembling and assembling converter body - Google Patents
Shifting combination device for disassembling and assembling converter body Download PDFInfo
- Publication number
- CN220352165U CN220352165U CN202321447432.8U CN202321447432U CN220352165U CN 220352165 U CN220352165 U CN 220352165U CN 202321447432 U CN202321447432 U CN 202321447432U CN 220352165 U CN220352165 U CN 220352165U
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- converter
- girder
- converter body
- transverse
- disassembling
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- 239000002893 slag Substances 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 2
- 238000009826 distribution Methods 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 230000004048 modification Effects 0.000 description 6
- 238000012986 modification Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 238000009628 steelmaking Methods 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Carbon Steel Or Casting Steel Manufacturing (AREA)
Abstract
The utility model relates to the technical field of disassembly and assembly of a converter body, in particular to a displacement combination device for disassembly and assembly of a converter body. Four permanent steel cushion blocks are arranged on the girder of the vehicle body so as to be used for installing four box-shaped stand columns of the furnace body supporting device, and the four permanent steel cushion blocks are not required to be cut and removed when the furnace body supporting device is removed afterwards, so that the damage to the girder of the vehicle body is reduced; in the application, the converter supporting ring is supported at the top of the box-type upright post, the converter shell is supported on the two longitudinal girders and the two transverse girders thereon, the operation surface is increased, and the supporting ring and the vertical and transverse central lines of the converter shell and the relative positions of the supporting ring and the converter shell are easy to adjust compared with the supporting ring supported at the top of the box-type upright post; the shift combination device can realize the quick disassembly and assembly of the converter body.
Description
Technical Field
The utility model relates to the technical field of disassembly and assembly of converter bodies, in particular to a shift combination device for disassembly and assembly of a converter body.
Background
Because of the special requirements of the steelmaking production process, the converter bodies are arranged on the high-span column lines of the steelmaking plants, and the upper parts are multi-layer steel structure heavy platforms. The converter body can not be lifted by formal or temporary lifting machinery in a factory building during installation or protective old demolition.
The installation or protection of the steelmaking converter body is realized by the structural form of the converter body (mainly comprising a converter supporting ring, a converter shell, a hanging device and the like) and the dead weight of the converter body, and a temporary shifting device is arranged on a ground track below the converter in a steelmaking charging span or a refining span so as to install or remove the converter body.
The part of a furnace body supporting device in the traditional converter shifting device is an eight-column two-body device, namely: the converter backing ring support and the converter shell support are integrated respectively, the backing ring support is composed of four high support upright posts symmetrically, and column spacers are arranged; the furnace shell support is symmetrically formed by four short support upright posts and is provided with a post spacer; the support columns are steel pipe columns or H-shaped steel columns, and eight support columns are welded and fixed on a horizontal conveying device of the converter body; the horizontal transportation device is divided into a vehicle body and a vehicle body reinforcing structure, namely: two ladle vehicles or two slag ladle vehicles or one ladle vehicle and one slag ladle vehicle are combined into a transportation vehicle body, two vehicles forming the transportation vehicle body are longitudinally connected into a whole by profile steel or steel plates at two sides, and two H-shaped steel girders are transversely arranged on the upper surface of the vehicle body to strengthen the vehicle body and serve as supporting beams for supporting four short supporting columns of a furnace shell. However, such "displacement means" have the following drawbacks:
1. the two groups of supports are integrated respectively, so that the stability is low, the safety risk is high, and the small-sized (light-weight) converter body is suitable for displacement;
2. the working operation platform is not convenient to set up on the supporting device;
3. the furnace shell supporting upright post has no direct acting point on the transportation vehicle body, two H-shaped steel cross beams are required to be installed on the longitudinal girder of the ladle car or the slag ladle car and welded and fixed, the H-shaped steel cross beams are required to be dismantled afterwards, and certain damage is caused to the girder of the ladle car or the slag ladle car equipment;
4. the top areas of the eight supporting upright posts are smaller, and the horizontal position of the backing ring or the furnace shell is not easy to adjust.
Disclosure of Invention
The utility model discloses a shift combination device for assembling and disassembling a converter body, which aims at the problems and comprises the following components: the horizontal conveying device and the furnace body supporting device are fixed on the horizontal conveying device;
the horizontal conveying device is formed by fixedly connecting two vehicle bodies, and four steel cushion blocks are fixedly arranged on the horizontal conveying device, wherein the vehicle bodies comprise a ladle car and a slag ladle car;
the furnace body supporting device comprises four upright posts which are rectangular in distribution, the four upright posts are respectively fixed on four steel cushion blocks, top plates are respectively and fixedly arranged at the tops of the four upright posts, a longitudinal girder is connected between two adjacent upright posts in front and back, a transverse girder is connected between two adjacent upright posts in left and right, the transverse girder is positioned above the longitudinal girder, two transverse girders are fixed between the two longitudinal girders, and the two longitudinal girders and the two transverse girders form a square structure together;
and adjusting structures are arranged between the stand column and the converter support ring of the converter body to be disassembled and assembled and between the longitudinal girder, the transverse girder and the furnace shell of the converter body to be disassembled and assembled, and the distance between the transverse girder and the top plate is 1.2-1.6 m.
In some of these embodiments, the adjustment structure includes an adjustment block set and a hydraulic jack located on one side of the adjustment block set.
In some embodiments, the thickness of the top plate is greater than 50mm, the elevation of the top plate is 250-350 mm lower than the elevation of the bottom surface of the converter support ring of the converter body to be disassembled, and the elevations of the tops of the longitudinal girder and the transverse girder are both 250-350 mm lower than the supporting surface of the furnace shell of the converter body to be disassembled.
In some embodiments, inter-column supports are welded between any two adjacent columns.
In some embodiments, the upright post and the longitudinal girder are fixedly connected by adopting bracket support and bolts, and the longitudinal girder and the transverse girder are fixedly connected by adopting bolts.
In some of these embodiments, the two bodies are temporarily welded together by a channel, i-beam or steel plate.
In some embodiments, the post is a box post.
In some of these embodiments, the longitudinal girder is a single H-beam and the transverse girder is a double H-beam.
In some of these embodiments, the steel spacer has a thickness greater than 25mm.
In some of these embodiments, the transverse trabeculae have a width greater than 300mm.
Compared with the prior art, the utility model has at least one of the following advantages or beneficial effects:
1. the furnace body strutting arrangement of "four post integral type" is adopted in this application, through the vertical girder of stand fixed connection and the horizontal girder that sets up on vertical girder as the stove outer covering support promptly to make furnace body strutting arrangement support more steady.
2. According to the horizontal conveying device, the four permanent steel cushion blocks are arranged on the girder of the vehicle body, four upright posts for installing the furnace body supporting device are arranged, two transverse H-shaped steel girders for temporarily reinforcing the vehicle body and supporting the furnace shell are omitted from the vehicle body of the horizontal conveying device, deformation of the vehicle body during welding and flame cutting removal is reduced, and the four permanent steel cushion blocks are not required to be cut and removed when the furnace body supporting device is removed afterwards, so that damage to the girder of the vehicle body is reduced.
3. In the application, the converter backing ring is supported at the top of the upright post, the converter shell is supported on the two longitudinal girders and the two transverse girders, the operation surface is increased, and the relative positions of the backing ring, the longitudinal and transverse central lines of the converter shell and the converter shell are easy to adjust compared with the support on the top of the upright post;
4. the stand column for supporting the converter backing ring in the application adopts a box stand column, the top area is increased, the support for the converter shell adopts an H-shaped steel beam, and therefore the hydraulic jack for adjusting the elevation of the furnace body, the adjusting cushion block and the hydraulic jack for adjusting the plane position are convenient to set.
5. When the converter body is installed, the converter body can be directly assembled, welded and installed with the hanging device on the shifting combination device, namely, the converter body is assembled and installed according to the design precision outside the production station, and finally, the converter body is integrally shifted to the supporting ring support on the converter base to be directly installed in place, so that quick installation is realized.
Drawings
The utility model and its features, aspects and advantages will become more apparent from the detailed description of non-limiting embodiments with reference to the following drawings. Like numbers refer to like parts throughout. The drawings may not be to scale, emphasis instead being placed upon illustrating the principles of the utility model.
FIG. 1 is a front view of a shift assembly for assembling and disassembling a rotary furnace body according to an embodiment of the present utility model;
FIG. 2 is a side view of a shift assembly for assembling and disassembling a rotary furnace body according to an embodiment of the present utility model;
FIG. 3 is a top view of a furnace support assembly according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of an embodiment of a shift assembly for assembling and disassembling a rotary furnace body.
Detailed Description
The utility model will now be further described with reference to the accompanying drawings and specific examples, which are not intended to limit the utility model.
As shown in fig. 1 to 4, the utility model discloses a shift combination device for disassembling and assembling a converter body, wherein the converter body is arranged on a converter foundation 4; specifically, this converter body dismouting is with shifting composite set includes: a horizontal transport device 1 and a furnace body supporting device 2 fixed on the horizontal transport device 1.
The horizontal transportation device 1 is formed by fixedly connecting two vehicle bodies (a first vehicle body 11 and a second vehicle body 12), wherein connecting beams 13 such as channel steel, I-steel or steel plates are longitudinally adopted at two sides of the two vehicle bodies forming the horizontal transportation device 1 to form a stable whole by temporary welding, four steel cushion blocks 14 (the steel cushion blocks 14 are permanent steel cushion blocks and the thickness of the steel cushion blocks 14 is greater than 25 mm) are fixedly welded on the horizontal transportation device 1, the four steel cushion blocks 14 are distributed in a rectangular shape, and in particular, the four steel cushion blocks 14 are respectively positioned on the girder of the two vehicle bodies to be used as the installation parts of the upright posts 21 for supporting the converter support rings 5, wherein the vehicle bodies comprise ladle vehicles and slag ladle vehicles; specifically, the horizontal transport device 1 can be a transport vehicle body formed by combining two ladle vehicles or one ladle vehicle and one ladle vehicle, and the vehicle body can be driven by a ladle vehicle or a ladle vehicle self-powered device or can be additionally provided with a winch for driving.
The furnace body supporting device 2 comprises four rectangular upright posts 21 (the four upright posts 21 are used as supporting upright posts of a converter backing ring and are supporting upright posts of the whole furnace body), the four upright posts 21 are respectively fixed on four steel cushion blocks, the top parts of the four upright posts 21 are respectively provided with a top plate 26, a longitudinal girder 23 is connected between two front and rear adjacent upright posts 21, a transverse trabecula 25 is connected between two left and right adjacent upright posts 21, the transverse trabecula 25 is positioned above the longitudinal girder 23, two transverse trabeculae 24 are fixed between the two longitudinal trabeculae 23 (the two transverse trabeculae 24 and the longitudinal trabeculae 23 are used for supporting a converter shell together), and the two longitudinal trabeculae 23 and the two transverse trabeculae 24 form a square structure together; an adjusting structure 3 is arranged between the upright post 21 and the converter supporting ring 5 of the converter body to be disassembled and between the longitudinal girder 23, the transverse girder 24 and the converter shell of the converter body to be disassembled, and the distance between the transverse girder 25 and the upper surface of the top is 1.2-1.6 m, so that a person can stand on the transverse girder 25 conveniently to observe and adjust the adjusting structure 3 at the top of the upright post 21.
Specifically, the upright post 21 is a box-shaped upright post, and the bottom of the box-shaped upright post is welded and fixed on the steel cushion block; the longitudinal girder 23 is a single H-beam and the transverse girder 24 is a double H-beam.
In a preferred embodiment of the present utility model, the inter-column supports 22 are welded between any two adjacent columns 21, so that the columns 21 are more stable.
In a preferred embodiment of the present utility model, the four upright posts 21 are fixedly connected with the two longitudinal girders 23 by bracket supports and bolts, and the two longitudinal girders 23 are fixedly connected with the two transverse girders 24 by bolts, so that the support device is convenient to disassemble and reuse.
In a preferred embodiment of the present utility model, the adjusting structure 3 includes an adjusting pad set and a hydraulic jack located at one side of the adjusting pad set, specifically, the adjusting pad set includes a plurality of equal-height pads, and when the elevation of the backing ring or the furnace shell is adjusted by the hydraulic jack, the adjusting pad set can directly bear force to ensure safety.
In a preferred embodiment of the present utility model, the thickness of the top plate 26 is greater than 50mm, and the elevation of the top plate is lower than the elevation of the bottom surface of the converter trunnion ring 5 of the converter body to be assembled and disassembled by 250-350 mm (e.g., 250mm, 300mm, 320mm, or 350mm, etc.), that is, the total height of the upright 21 and the mobile transportation device (wherein the height of the upright 21 is H1) should be lower than about 300mm from the bottom surface of the converter trunnion ring 5, so as to facilitate installation of the hydraulic jack and the adjustment pad set for adjusting the elevation of the converter trunnion ring 5; the elevation of the tops of the longitudinal girder 23 and the transverse girder 24 is lower than 250-350 mm (such as 250mm, 300mm, 320mm or 350 mm) of the furnace shell supporting surface of the converter body to be disassembled, so that the hydraulic jack for adjusting the elevation of the furnace shell supporting surface and the adjusting cushion block group can be conveniently installed.
In a preferred embodiment of the utility model, the width of the transverse trabeculae 25 is greater than 300mm to facilitate the operator's standing. The distance (H2) between the upper surface of the top plate 26 and the transverse trabecula 25 is about 1.4m, so that a person can stand on the transverse trabecula 25, and the hydraulic jack at the column top and the equal-height cushion block can be observed and adjusted; the vertical distance (L1) of the upright posts 21 is comprehensively determined by the diameter of the converter trunnion ring 5 and the center distance of the longitudinal girder of the car body, and the horizontal distance (L2) of the upright posts 21 is the center distance of the longitudinal girder of the car body.
Those skilled in the art will understand that the skilled person can implement the modification in combination with the prior art and the above embodiments, and this will not be repeated here. Such modifications do not affect the essence of the present utility model, and are not described herein.
The preferred embodiments of the present utility model have been described above. It is to be understood that the utility model is not limited to the specific embodiments described above, wherein devices and structures not described in detail are to be understood as being implemented in a manner common in the art; any person skilled in the art can make many possible variations and modifications to the technical solution of the present utility model or modifications to equivalent embodiments without departing from the scope of the technical solution of the present utility model, using the methods and technical contents disclosed above, without affecting the essential content of the present utility model. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.
Claims (10)
1. The utility model provides a converter body dismouting is with shifting composite set which characterized in that includes: the horizontal conveying device and the furnace body supporting device are fixed on the horizontal conveying device;
the horizontal conveying device is formed by fixedly connecting two vehicle bodies, and four steel cushion blocks are fixedly arranged on the horizontal conveying device, wherein the vehicle bodies comprise a ladle car and a slag ladle car;
the furnace body supporting device comprises four upright posts which are rectangular in distribution, the four upright posts are respectively fixed on four steel cushion blocks, top plates are respectively and fixedly arranged at the tops of the four upright posts, a longitudinal girder is connected between two adjacent upright posts in front and back, a transverse girder is connected between two adjacent upright posts in left and right, the transverse girder is positioned above the longitudinal girder, two transverse girders are fixed between the two longitudinal girders, and the two longitudinal girders and the two transverse girders form a square structure together;
and adjusting structures are arranged between the stand column and the converter support ring of the converter body to be disassembled and assembled and between the longitudinal girder, the transverse girder and the furnace shell of the converter body to be disassembled and assembled, and the distance between the transverse girder and the top plate is 1.2-1.6 m.
2. The shift assembly for assembling and disassembling a converter body according to claim 1, wherein the adjusting structure comprises an adjusting cushion block group and a hydraulic jack positioned at one side of the adjusting cushion block group.
3. The shift assembly device for assembling and disassembling a converter body according to claim 1, wherein the thickness of the top plate is larger than 50mm, the elevation of the top plate is 250-350 mm lower than the elevation of the bottom surface of a converter support ring of the converter body to be disassembled, and the elevations of the tops of the longitudinal girder and the transverse girder are both 250-350 mm lower than the supporting surface of a furnace shell of the converter body to be disassembled.
4. The shift assembly device for assembling and disassembling a converter body according to claim 1, wherein inter-column supports are welded between any two adjacent columns.
5. The shift assembly device for assembling and disassembling a converter body according to claim 1, wherein bracket supports and bolts are fixedly connected between the upright posts and the longitudinal girders, and bolts are fixedly connected between the longitudinal girders and the transverse girders.
6. The shift assembly for assembling and disassembling a converter body according to claim 1, wherein the two bodies are welded together by a channel steel, an i-beam or a steel plate.
7. The shift assembly for assembling and disassembling a converter body according to claim 1, wherein the column is a box column.
8. The shift and combine device for assembling and disassembling a converter body according to claim 1, wherein the longitudinal girder is a single H-shaped girder and the transverse girder is a double H-shaped girder.
9. The shift assembly for assembling and disassembling a converter body according to claim 1, wherein the thickness of the steel pad is greater than 25mm.
10. The shift assembly for assembling and disassembling a converter body according to claim 1, wherein the width of the transverse trabecula is greater than 300mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321447432.8U CN220352165U (en) | 2023-06-07 | 2023-06-07 | Shifting combination device for disassembling and assembling converter body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321447432.8U CN220352165U (en) | 2023-06-07 | 2023-06-07 | Shifting combination device for disassembling and assembling converter body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220352165U true CN220352165U (en) | 2024-01-16 |
Family
ID=89484480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321447432.8U Active CN220352165U (en) | 2023-06-07 | 2023-06-07 | Shifting combination device for disassembling and assembling converter body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220352165U (en) |
-
2023
- 2023-06-07 CN CN202321447432.8U patent/CN220352165U/en active Active
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