CN221587908U - 180 Ton converter shell and backing ring change whole overhead hoist - Google Patents
180 Ton converter shell and backing ring change whole overhead hoist Download PDFInfo
- Publication number
- CN221587908U CN221587908U CN202420173371.9U CN202420173371U CN221587908U CN 221587908 U CN221587908 U CN 221587908U CN 202420173371 U CN202420173371 U CN 202420173371U CN 221587908 U CN221587908 U CN 221587908U
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- box girder
- hanging
- backing ring
- converter shell
- gantry
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 238000005303 weighing Methods 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Abstract
The utility model belongs to the technical field of converter lifting, in particular to a 180-ton converter shell and backing ring replacement integral lifting device which comprises two travelling cranes, a steel wire rope, a gantry lifting appliance, a box girder, a lifting fork and a backing ring; the two travelling cranes are connected through a connecting rod; the bottom of the crane is hung with a gantry lifting appliance through a steel wire rope; the box girder is hung on gantry hangers of two travelling cranes; a plurality of hanging forks are arranged at the center of the bottom of the box girder, and bolts are arranged at the bottom ends of the hanging forks; the backing ring is fixedly arranged on the furnace body, and a plurality of jacks corresponding to the bolts are arranged on one circle of the backing ring. The utility model can avoid various problems caused by temporary installation, reduces the on-line maintenance workload and maintenance time of personnel, and makes maintenance fast and convenient.
Description
Technical Field
The utility model belongs to the technical field of converter lifting, and particularly relates to a 180-ton converter shell and trunnion ring replacement integral lifting device.
Background
The original converter is longer because of service life produces, the inside defect that has of long-term high temperature of stove outer covering, need change the furnace body, because whole furnace body structure volume is too big, weight is about 400 tons, single driving weight is only 280 tons, can't lift by crane such heavy object, need maintainer online work to decompose refractory brick in the stove, the furnace body, the backing ring, drive mechanism, later it is handling respectively by feeding and striding driving, whole process time is too long, need the long-time cooperation of driving, input a large amount of maintainers, and seriously influence the production work of other converters, and need other driving to dodge in the hoist and mount in-process, still influence other operations of overhauling same face, and is efficient, influence work efficiency.
Disclosure of utility model
The utility model aims to solve the defects of the prior art in the process of lifting a converter, and provides a 180-ton converter shell and backing ring replacement integral lifting device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The 180-ton converter shell and backing ring replacing integral lifting device comprises two travelling cranes, a steel wire rope, a gantry lifting appliance, a box girder, a lifting fork and a backing ring;
The two travelling cranes move synchronously on the travelling crane track, and are connected through a connecting rod;
the bottom of the travelling crane is hung with a gantry lifting appliance through a steel wire rope;
The box girder is hung on two gantry hangers of the crane, and the two gantry hangers are respectively positioned at two ends of the box girder;
A plurality of hanging forks are arranged at the center of the bottom of the box girder, and bolts are arranged at the bottom ends of the hanging forks;
The backing ring is fixedly arranged on the furnace body, a plurality of jacks corresponding to the bolts are arranged on the periphery of the backing ring, and one bolt corresponds to one jack.
As a further preferable scheme, a plurality of hanging fork seats are arranged at the bottom of the box girder, the upper ends of the hanging fork seats are hinged to the hanging fork seats, and one hanging fork seat corresponds to one hanging fork.
As a further preferable scheme, at least four jacks are arranged on the periphery of the trunnion ring, and the spacing between two adjacent jacks is the same.
As a further preferable scheme, two ends of the box girder are respectively provided with a balance frame, and two gantry lifting appliances respectively pull one balance frame.
As a further preferred solution, the sides of the box girder are provided with fluorescence levels.
As a further preferable scheme, the travelling crane is provided with an electronic weighing display.
Advantageous effects
The converter mechanism is assembled and debugged in advance offline, so that various problems caused by temporary installation are avoided, the on-line overhaul workload and overhaul time of personnel are reduced, and the overhaul becomes quick and convenient; the whole converter mechanism is replaced, so that the maintenance time is shortened by at least half, and the influence on the production time of other converters is reduced; the maintenance time is reduced, the working intensity of workers is reduced, and the accident occurrence probability is reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
In the figure: 1. driving, 2, wire ropes, 3, a gantry lifting appliance, 4, a box girder, 5, hanging forks, 6, a backing ring, 7, a furnace body, 8, a bolt, 9, a hanging fork seat, 10, a balance frame, 11 and a fluorescence level.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
The utility model relates to a 180-ton converter shell and backing ring replacement integral lifting device which is applied to a 180-ton converter, and comprises two travelling cranes 1, a steel wire rope 2, a gantry lifting appliance 3, a box girder 4, a lifting fork 5 and a backing ring 6;
The two travelling cranes 1 synchronously move on the travelling crane track, the two travelling cranes 1 are fixed together by using two connecting rods, and the travelling crane gantry plate hook lifts the lifting device;
The bottom of the travelling crane 1 is hung with a gantry lifting appliance 3 through a steel wire rope 2;
The box girder 4 is hung on the gantry lifting devices 3 of the two travelling cranes 1, and the two gantry lifting devices 3 are respectively positioned at two ends of the box girder 4;
the box girder 4 is a special lifting appliance, and has the length of 26 meters and the width of 3.6 meters;
A plurality of hanging forks 5 are arranged at the center of the bottom of the box girder 4, and bolts 8 are arranged at the bottom ends of the hanging forks 5;
The backing ring 6 is fixedly arranged on the furnace body 7, a plurality of jacks corresponding to the bolts 8 are arranged on the periphery of the backing ring 6, and one bolt 8 corresponds to one jack.
The bottom of the box girder 4 is provided with a plurality of hanging fork seats 9, the upper ends of the hanging forks 5 are hinged to the hanging fork seats 9, and one hanging fork seat 9 corresponds to one hanging fork 5.
At least four jacks are arranged on the periphery of the backing ring 6, and the spacing between every two adjacent jacks is the same.
Two ends of the box girder 4 are respectively provided with a balance frame 10, and two gantry lifting appliances 3 respectively pull one balance frame 10.
The side of the box girder 4 is provided with a fluorescence level 11.
An electronic weighing display is arranged on the travelling crane 1.
When the converter body is replaced, an maintainer uses the pin shaft to fix the hanging fork on the lifting lug of the backing ring, and then uses the clamping plate to fix the pin shaft; the commander directs two driving to lift by crane at uniform velocity, utilize the main hook of two driving to lift converter mechanism simultaneously, the driving adopts the connecting rod to connect, guarantee driving synchronous operation, judge overall structure's balance, adjust at any time through the fluorescence level on the observation box roof beam, moreover driving gantry lifting appliance board hook hangs on the epaxial of balancing stand, the balancing stand can adjust the rocking that driving operation brought, the load capacity of two driving can be simultaneously with the furnace body, the backing ring, the whole handling of transmission system, all have electronic weighing display on two driving, the atress condition when observing driving handling at any time, ensure once only to accomplish handling work, improve work efficiency.
Lifting the whole converter mechanism at one time; and hoisting and returning the pre-assembled new converter mechanism, so that the converter mechanism is not required to be disassembled and removed, and repeated hoisting of the travelling crane is avoided.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a 180 ton converter shell, hold in palm circle change whole overhead hoist which characterized in that: comprises two travelling cranes (1), a steel wire rope (2), a gantry lifting appliance (3), a box girder (4), a lifting fork (5) and a backing ring (6);
The two travelling cranes (1) synchronously move on the travelling crane track, and the two travelling cranes (1) are connected through a connecting rod;
the bottom of the travelling crane (1) is hung with a gantry lifting appliance (3) through a steel wire rope (2);
the box girder (4) is hung on the gantry hangers (3) of the two travelling cranes (1), and the two gantry hangers (3) are respectively positioned at two ends of the box girder (4);
A plurality of hanging forks (5) are arranged at the center of the bottom of the box girder (4), and bolts (8) are arranged at the bottom ends of the hanging forks (5);
The support ring (6) is fixedly arranged on the furnace body (7), a plurality of jacks corresponding to the bolts (8) are arranged on the periphery of the support ring (6), and one bolt (8) corresponds to one jack.
2. The 180-ton converter shell and trunnion ring replacement integral hoisting device according to claim 1, wherein: the bottom of the box girder (4) is provided with a plurality of hanging fork seats (9), the upper ends of the hanging forks (5) are hinged to the hanging fork seats (9), and one hanging fork seat (9) corresponds to one hanging fork (5).
3. A 180 ton converter shell, trunnion ring replacement integral hoist as in claim 2, wherein: at least four jacks are arranged on one circle of the backing ring (6), and the spacing between every two adjacent jacks is the same.
4. The 180-ton converter shell and trunnion ring replacement integral hoisting device according to claim 1, wherein: two ends of the box girder (4) are respectively provided with a balance frame (10), and the two gantry lifting appliances (3) respectively pull one balance frame (10).
5. The 180-ton converter shell and trunnion ring replacement integral hoisting device according to claim 1, wherein: the side of the box girder (4) is provided with a fluorescence level meter (11).
6. The 180-ton converter shell and trunnion ring replacement integral hoisting device according to claim 1, wherein: an electronic weighing display is arranged on the travelling crane (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420173371.9U CN221587908U (en) | 2024-01-24 | 2024-01-24 | 180 Ton converter shell and backing ring change whole overhead hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420173371.9U CN221587908U (en) | 2024-01-24 | 2024-01-24 | 180 Ton converter shell and backing ring change whole overhead hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221587908U true CN221587908U (en) | 2024-08-23 |
Family
ID=92403544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420173371.9U Active CN221587908U (en) | 2024-01-24 | 2024-01-24 | 180 Ton converter shell and backing ring change whole overhead hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221587908U (en) |
-
2024
- 2024-01-24 CN CN202420173371.9U patent/CN221587908U/en active Active
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