CN207159256U - A kind of blast furnace top gearbox overhauls Lift-on/Lift-off System - Google Patents
A kind of blast furnace top gearbox overhauls Lift-on/Lift-off System Download PDFInfo
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- CN207159256U CN207159256U CN201721091692.0U CN201721091692U CN207159256U CN 207159256 U CN207159256 U CN 207159256U CN 201721091692 U CN201721091692 U CN 201721091692U CN 207159256 U CN207159256 U CN 207159256U
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- blast furnace
- furnace top
- overhauls
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Abstract
The utility model belongs to metallurgical industry field, disclose a kind of blast furnace top gearbox maintenance Lift-on/Lift-off System, including the track being arranged on throat platform, the hoisting mechanism that is set on upper brace beam and with furnace roof face and set in orbit and track-movable carrying dolly；The system is by being symmetrical arranged track and carrying dolly, and support base is arranged at each vehicle frame center of carrying dolly, both the steady haul of gear-box had been realized, the accurate decentralization of gear-box is realized again, overall structure is simple, smooth operation, conveniently, it is safe, effectively shorten gear-box change and installation needed for time.
Description
Technical field
The utility model belongs to metallurgical industry field, and in particular to a kind of blast furnace top gearbox overhauls Lift-on/Lift-off System.
Background technology
Blast furnace top gearbox is bell-less BF tep most critical and important equipment, and it is the rotation of distributor chute and fascinated
Power is provided, is allowed to complete the sealing device of cloth function (annular, spiral, fixed point, sector, central coke).When gear-box goes out
When existing failure needs to be changed, blast furnace must carry out damping down processing, so, the replacing construction length and quality of gear-box
The production capacity of blast furnace will be directly affected.
The content of the invention
In view of this, the purpose of this utility model be to provide it is a kind of can it is quick, convenient, safely realize State of Blast Furnace apical tooth
The system of roller box maintenance lifting.
To reach above-mentioned purpose, the utility model provides following technical scheme：A kind of blast furnace top gearbox maintenance lifting
System, including be arranged on throat platform track, on upper brace beam and with furnace roof face set hoisting mechanism,
And in orbit and track-movable carrying dolly is set；The track has two, using blast furnace horizontal center line as pair
Line is claimed to set up separately in blast furnace center both sides.
Further, each bar track is arranged on throat platform by support.
Further, the support end is provided with car stop.
Further, the hoisting mechanism includes several and is evenly distributed on hanger on upper brace beam, on each hanger
It is correspondingly provided with chain block.
Further, the chain block upper end is provided with shackle, and the shackle passes through the hanger on bearing pin and upper brace beam
Connection.
Further, the carrying dolly is mainly by two vehicle frames be arrangeding in parallel, I, two vehicle frame be arrangeding in parallel II, four
Vehicle frame III and the wheel composition that bar is obliquely installed, two vehicle frames I and two vehicle frames II composition rectangular frame structure, each correspondence of vehicle frame III
It is 45 ° to be arranged on the angle at four interior angles of rectangular frame structure and between each vehicle frame III and vehicle frame I, II.
Further, the carrying dolly is provided with several support bases.
Further, each support base is correspondingly arranged at the central upper portion opening position of vehicle frame I, vehicle frame II and vehicle frame III.
Further, it is provided with stiffener plate at each support base side.
Further, the carrying dolly both ends are provided with buffer.
The beneficial effects of the utility model are：By being symmetrical arranged track and carrying dolly, and support base is arranged on
At each vehicle frame center for carrying dolly, the steady haul of gear-box can be both realized, has been easy to implement the accurate decentralization of gear-box again；Hand
Draw cucurbit both ends to be equipped with shackle, both can guarantee that the connection reliability between chain block and gear-box, can conveniently realize dismounting again
Action.Overall structure is simple, smooth operation, conveniently, safe, effectively shorten gear-box change and installation needed for when
Between.
Brief description of the drawings
In order that the purpose of this utility model, technical scheme and beneficial effect are clearer, the utility model provides as follows
Accompanying drawing illustrates：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the A of hoisting mechanism to schematic diagram；
Fig. 3 is the structural representation of carrying dolly.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail.
As illustrated, a kind of blast furnace top gearbox maintenance Lift-on/Lift-off System in the utility model, including it is arranged on furnace roof
Track 2 on platform 1, the hoisting mechanism 5 set on upper brace beam 3 and with the face of furnace roof 4 and it is arranged on track
On 2 and track-movable carrying dolly 6；The track has two, sets up separately using blast furnace horizontal center line as line of symmetry in height
Stove center both sides.
Two tracks 2 in the present embodiment are arranged on throat platform 1 by two supports 7.Specifically, two supports 7 are parallel
And the both sides at blast furnace center are symmetricly set on, the bottom of support 7 is welded on throat platform 1, and track 2 is arranged on upper part of the frame, rail
Road 2 is 50 × 50mm square steel, and carrying dolly 6 is placed on track 2.
Hoisting mechanism 5 in the present embodiment includes four hangers 51 being evenly distributed on upper brace beam 3, four correspondences
The chain block 52 being connected on each hanger 51.Each upper end of the chain block 52 is provided with shackle 53, and the shackle 53 passes through pin
Axle is connected with the hanger 51 on upper brace beam 3.Specifically, four hangers 51, the cloth of four hangers are also distributed with gear-box 8
Seated position meet four chain blocks 52 when lifting by crane gear-box 8 can uniform stressed, the lower end of each chain block 52 also is provided with
Shackle 53, the shackle positioned at chain block lower end are connected also by bearing pin with the hanger on gear-box 8.By operating chain block
The lifting and decentralization of gear-box 8 can be achieved；Shackle both can guarantee that the connection reliability between chain block and gear-box 8, again may be used
Conveniently realize that dismounting acts.
Carrying dolly 6 in the present embodiment is mainly by two vehicle frames be arrangeding in parallel, I 61, two vehicle frames be arrangeding in parallel II
62nd, four vehicle frames III 63 being obliquely installed and wheel 64 form, two vehicle frames I 61 and two vehicle frames II 62 composition rectangular frame knot
Structure, each vehicle frame III 63 are correspondingly arranged at the angle at four interior angles of rectangular frame structure and between each vehicle frame III 63 and vehicle frame I, II
For 45 °.Specifically, two vehicle frames I 61 are correspondingly arranged on two tracks 2, the center line of dolly 6 is carried between two supports 7
Center line on, while also be located on the center line of blast furnace.
As the further improvement of such scheme, the carrying dolly 6 is provided with several support bases 65, each support
Seat 65 is correspondingly arranged at the central upper portion opening position of vehicle frame I 61, vehicle frame II 62 and vehicle frame III 63.Gear-box 8 is placed on support base
65 surface, the support base 65 being uniformly arranged can realize the gentle support to gear-box 8.
Be provided with stiffener plate 66 at each side of support base 65 in the present embodiment, further ensure support base by
Power uniformity and bearing capacity.
As the further improvement of such scheme, the end of support 7 is provided with car stop 9, with to carrying trolley travelling position
It is spacing to put progress；Carrying dolly 6 both ends are provided with buffer 10, it is ensured that carry dolly steadily in place.
What the utility model was realized in：Connector around gear-box is first removed, top inspection is reserved to change gear-box
Space is repaiied, four chain blocks 52 are connected with the hanger on upper brace beam and the hanger on gear-box 8 respectively, pass through operation
Gear-box lifting is arrived certain altitude by chain block, and carrying dolly 6 is moved to the lower section of gear-box, and it is high then to reduce gear-box
Spend and place it on the support base 65 of carrying dolly 6, carrying dolly is moved to stove along the track 2 for being arranged on the top of support 7
Outside top frame, it then will be hung using furnace roof large crane 11 under gear-box to ground, complete the dismounting of gear-box.Likewise, as needed
Install gear-box, then need gear-box to be mounted by furnace roof large crane 11 from ground hang to carry dolly on, pass through slip
Gear box movement is set to arrive gear-box lifting certain high to the surface of lip ring, four chain blocks 52 in carrying dolly
Degree, then carrying dolly 6 is removed above lip ring, then operate four chain blocks and gear-box is dropped into installation position
Put, complete the replacing of gear-box.
Finally illustrate, preferred embodiment above is only unrestricted to illustrate the technical solution of the utility model, to the greatest extent
The utility model has been described in detail by above preferred embodiment for pipe, but those skilled in the art should manage
Solution, can make various changes, without departing from the utility model claims book institute to it in the form and details
The scope of restriction.
Claims (10)
1. a kind of blast furnace top gearbox overhauls Lift-on/Lift-off System, it is characterised in that：Including be arranged on throat platform track, peace
Hoisting mechanism and the setting simultaneously track-movable in orbit set on upper brace beam and with furnace roof face is held
Carry dolly；The track has two, sets up separately by line of symmetry of blast furnace horizontal center line in blast furnace center both sides.
2. blast furnace top gearbox according to claim 1 overhauls Lift-on/Lift-off System, it is characterised in that：Each bar track passes through
Support is arranged on throat platform.
3. blast furnace top gearbox according to claim 2 overhauls Lift-on/Lift-off System, it is characterised in that：The support end
Provided with car stop.
4. blast furnace top gearbox according to claim 1 overhauls Lift-on/Lift-off System, it is characterised in that：The hoisting mechanism bag
Several hangers being evenly distributed on upper brace beam are included, chain block is correspondingly provided with each hanger.
5. blast furnace top gearbox according to claim 4 overhauls Lift-on/Lift-off System, it is characterised in that：On the chain block
End is provided with shackle, and the shackle is connected by bearing pin with the hanger on upper brace beam.
6. blast furnace top gearbox according to claim 1 overhauls Lift-on/Lift-off System, it is characterised in that：The small car owner of carrying
Will be by two vehicle frames be arrangeding in parallel I, two vehicle frame be arrangeding in parallel II, four vehicle frame being obliquely installed III and wheel groups
Into two vehicle frames I and two vehicle frames II composition rectangular frame structure, each vehicle frame III are correspondingly arranged at four interior angles of rectangular frame structure
Angle between place and each vehicle frame III and vehicle frame I, II is 45 °.
7. blast furnace top gearbox according to claim 6 overhauls Lift-on/Lift-off System, it is characterised in that：On the carrying dolly
Provided with several support bases.
8. blast furnace top gearbox according to claim 7 overhauls Lift-on/Lift-off System, it is characterised in that：Each support base pair
The central upper portion opening position of vehicle frame I, vehicle frame II and vehicle frame III should be arranged on.
9. blast furnace top gearbox according to claim 8 overhauls Lift-on/Lift-off System, it is characterised in that：Each support base side
Stiffener plate is provided with face.
10. blast furnace top gearbox according to claim 6 overhauls Lift-on/Lift-off System, it is characterised in that：The carrying dolly
Both ends are provided with buffer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721091692.0U CN207159256U (en) | 2017-08-29 | 2017-08-29 | A kind of blast furnace top gearbox overhauls Lift-on/Lift-off System |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721091692.0U CN207159256U (en) | 2017-08-29 | 2017-08-29 | A kind of blast furnace top gearbox overhauls Lift-on/Lift-off System |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207159256U true CN207159256U (en) | 2018-03-30 |
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ID=61718762
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721091692.0U Active CN207159256U (en) | 2017-08-29 | 2017-08-29 | A kind of blast furnace top gearbox overhauls Lift-on/Lift-off System |
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| CN (1) | CN207159256U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110343798A (en) * | 2019-07-01 | 2019-10-18 | 中冶宝钢技术服务有限公司 | A kind of corrugated pipe disassembling device and assembly and disassembly methods |
-
2017
- 2017-08-29 CN CN201721091692.0U patent/CN207159256U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110343798A (en) * | 2019-07-01 | 2019-10-18 | 中冶宝钢技术服务有限公司 | A kind of corrugated pipe disassembling device and assembly and disassembly methods |
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