CN207738303U - A kind of generator unit stator lifting steering - Google Patents
A kind of generator unit stator lifting steering Download PDFInfo
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- CN207738303U CN207738303U CN201721614960.2U CN201721614960U CN207738303U CN 207738303 U CN207738303 U CN 207738303U CN 201721614960 U CN201721614960 U CN 201721614960U CN 207738303 U CN207738303 U CN 207738303U
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Abstract
The utility model discloses a kind of generator unit stator lifting steering, the generator unit stator lifting steering includes the bridge-type double beam crane (A) of 2 flexible connections, 1 special homemade to lift shoulder pole girder (B), fixed pulley assembly, movable pulley component, steel wire rope component and 1 set of lifting steering assistance device, the fixed pulley assembly is included in original fixed pulley (A1) by the main hoisting mechanism of every bridge-type double beam crane and in each increased 2 additional fixed pulley (A2) in its both sides, the movable pulley component includes original movable pulley and the other each increased 2 additional movable pulleys (A5) of the main hook (A4) connected below every bridge-type double beam monkey (A3)；The steel wire rope component includes the main hoisting mechanism steel wire rope passed around again and the hoisting wirerope newly established, the multiplying power of the main hoisting mechanism steel wire rope repacks " seventy-seven walk 14 " multiplying power by former " five or five walk ten ", reduces the pulling force that main hoisting mechanism goes out head end.
Description
Technical field
The utility model belongs to power construction industry large scale equipment lifting field, is related to a kind of generator unit stator lifting steering
System.
Background technology
In power construction engineering, generator unit stator is one of engineering large scale equipment, and the work labour of hoisting engineering is strong
Degree is high, installation, the heavy workload removed, more and more stronger to the dependence of professional tool.
Generator unit stator, which generally requires, to be longitudinally arranged on steam turbine building operating layer platform, and generator unit stator is generally by transporting
Then generator unit stator is unloaded using specific purpose tool, is rotated by 90 °, lifted in place to access path by wooden handcart axial transport.Power generation
Traditionally generally there are two types of methods for machine stator lifting and steering, and one is hung using Lao Xinge or Double-bridge type double girder crane
Dress, on ground, access path is rotated by 90 °, and then installation is in place, but Lao Xinge lifting input costs are larger, prepare the duration compared with
It is long, and lift and must be equipped with 250t below shoulder pole and turn to suspension hook, in addition the height of other special hangers and hoisting wirerope
The headroom size of length, lifting altitude reduces, and ordinary circumstance is difficult to meet lifting and steering demand.Secondly, conventional bridge-type double beam
The hanging device that crane hanging component method is attached on bridge-type double beam crane is more, and weight is larger, two bridge-type double beams of computer room
Crane cannot meet lifting and require.Another method is that ground turns to, and generator unit stator is unloaded to ground first, is then adopted
Generator unit stator is rotated by 90 ° with turntable or rail cooperation hydraulic pressure thruster, but this method is time-consuming and laborious and limitation very
Greatly, tool and the troop of profession are needed.
Therefore, how to combine field condition to formulate rational safe efficient, convenient, reliable Hoisting Program, ensureing to pacify
Under the premise of complete, the weight of additional load is effectively reduced, stator hoisting is solved and turns to problem, simplify process, so as to shorten the time,
To entire duration important in inhibiting.
Utility model content
Purpose of utility model：In view of the above-mentioned problems existing in the prior art, a kind of generator unit stator lifting steering system is provided
System, hoisting high-efficiency, safety and steady, process is simple, and ancillary equipment weight is small, without using traditional steering suspension hook, utilizes scene
Condition, equipment can complete stator hoisting and turn to task.
Technical solution：A kind of generator unit stator lifting steering, including the bridge-type double beam crane of 2 flexible connections, 1
Special homemade shoulder pole girder, fixed pulley assembly, movable pulley component, steel wire rope component and the 1 set of lifting steering assistance of lifting of root is set
Standby, the fixed pulley assembly is included in original fixed pulley on main hoisting mechanism (main winch) side of every bridge-type double beam crane
And in each increased 2 additional fixed pulleys in its both sides, the movable pulley component includes original movable pulley and in every bridge-type double beam
Each increased 2 additional movable pulleys by the main hook connected below monkey；The steel wire rope component includes passing around again
Main hoisting mechanism steel wire rope and the hoisting wirerope newly established, the multiplying power of the main hoisting mechanism steel wire rope is by former " five or five walk ten "
It repacks " seventy-seven walk 14 " multiplying power into, reduces the pulling force that main hoisting mechanism goes out head end；The hoisting wirerope includes：2
φ 52mm × 21m jack lines lift shoulder pole girder and generator unit stator for bundling；2 φ 52mm × 12m steel wire ropes, for tying
It ties up main hook and lifts shoulder pole girder；4 φ 26mm × 7m steel wire ropes, for hanging additional movable pulley；4 φ 26mm × 6m steel wires
Rope, for hanging additional fixed pulley.
The symmetrical use φ 52mm × 12m steel wire ropes in shoulder pole girder both ends that lift are bound together, together with the main hook
When main hook by 2 additional movable pulleys adding by 4 φ 26mm × 7m steel wire ropes and shackle binding hang on it is described lift it is flat
On spreader beam；Generator unit stator is symmetrical to hang on described lift below shoulder pole girder with 2 φ 52mm × 21m jack lines bindings.
The specification of the two-beam bridge bridge-type double beam crane crane is 75/20t, and reinforcement type, girder, which is reinforced, carries energy
Power reaches 100t；
The design load for lifting shoulder pole girder reaches 250t；
The additional movable pulley and additional fixed pulley are 20t simple gate snatch blocks；
If a set of lifting steering assistance device includes 4 5t chain blocks, the hydraulic jack of 4 100t, dry type
Number for the wire line shoe of Y-50, several 35t shackles, several φ 30mm round steel, spirit level, the chain block is fixed in generator
Protecting against shock is used when son turns to, and the round steel is used for rolling generator stator, and the wire line shoe is for pressing from both sides steel wire rope, the shackle
For being used cooperatively with steel wire rope brachycephaly, the spirit level is for measuring bridge-type double beam crane amount of deflection.
The method that the utility model is turned to for generator unit stator lifting, flow are as follows：Bridge-type double beam crane positions
→ installation adds fixed pulley → installation and adds movable pulley → passes around main hoisting mechanism steel wire rope → bridge-type double beam crane simultaneously again
Vehicle → installation lifting lifts shoulder pole girder → adjustment trolley positions → and determines that drop off location → generator unit stator of generator unit stator unloads
Vehicle → and in such a way that two trolleies move toward one another, drive generator unit stator E once to turn to 45 ° → adjustment φ 52mm × 21m thousand
Position of the jin rope on lifting shoulder pole girder, adjustment trolley → two trolley move toward one another again, bis- steerings of generator unit stator E
45 ° → inspection is hung in examination before adjustment trolley → trolley formally lifts by crane positioning → life hook inspection → lifting → act rising to operating layer → power generation
Machine stator translation → generator unit stator is in place → and rigging out → bridge-type double beam crane system restores.
The beneficial effects of the utility model：The utility model passes through each by 2 75t bridge-type double beam crane hoisting mechanisms
Increase by 2 20t fixed pulleys, respectively increase by 2 20t movable pulleys by main hook, passes around steel wire rope again and repacked by former " five or five walk ten "
" seventy-seven walk 14 " multiplying power lifts 200t generator unit stators, and preparation is easy, quick, hoisting high-efficiency, safety and steady；It is not necessarily to
Using traditional steering suspension hook, reduce load weight, trolley, which moves toward one another, can be realized generator unit stator and be rotated by 90 °, and solve
Stator turns to problem；It is cart (refer to girder and its driving running gear), small after separate unit bridge-type double beam crane is transformed
Vehicle (being located at walking, raising and driving mechanism assembly on cart), main hook (referring to the hook below trolley), (what is referred to is small for auxiliary hook
Small hook below vehicle) it can also freely work, it is not limited by the preparation stage, be there is no optional equipment above bridge-type double beam crane
And weight, the headroom size for increasing stator hoisting lifting altitude, application range is expanded, operation rate of machinery is effectively increased,
Reduce because of the long-term influence for occupying bridge-type double beam crane to other operations；It is simple to lift preparatory process, ancillary equipment weight
Reduce, bridge-type double beam crane itself disclosure satisfy that peace tears work requirements open, is not necessarily to any mechanical engagement, save mechanical one-shift expense
And reduce the labor intensity of early period；It gathers materials on the spot, field condition, equipment is made full use of to complete the lifting of generator unit stator and turn
To task, reduce the usage amount to special Work tool, reduces engineering cost.
Description of the drawings
Fig. 1 is that the utility model bridge-type double beam crane installs extra pulley additional and passes around construction of wire rope signal again
Figure；
Fig. 2 is two bridge-type double beam Crane Combine structural schematic diagrams of the utility model；
Fig. 3 is that the utility model lifting lifts shoulder pole girder construction scheme of installation；
Fig. 4 is that the utility model generator unit stator center in place and trolley position schematic diagram；
Fig. 5 is the utility model generator unit stator drop off location schematic top plan view；
Fig. 6 is that the utility model generator unit stator once turns to the position schematic top plan view after 45 °；
Fig. 7 is the secondary position schematic top plan view turned to after 45 ° of the utility model generator unit stator；
Fig. 8 is that formally raw hook hangs schematic diagram to the utility model bridge-type double beam crane.
Specific implementation mode
It is new to this practicality below in conjunction with the accompanying drawings in order to keep the purpose of this utility model, technical solution and advantage clearer
Type is described in detail.
A kind of generator unit stator lifts steering, including the bridge-type double beam crane A of 2 flexible connections, 1 it is special
It is homemade lift shoulder pole girder B, fixed pulley assembly, movable pulley component, steel wire rope component and 1 set lifting steering assistance device, it is described
Fixed pulley assembly be included in every bridge-type double beam crane the other original fixed pulley A1 of main hoisting mechanism (main winch) and
Each increased 2 additional fixed pulley A2 in its both sides, the movable pulley component include original movable pulley and are risen in every bridge-type double beam
Each increased 2 additional movable pulley A5 by the main hook A4 connected below heavy-duty machine trolley A3；The steel wire rope component includes wearing again
Around main hoisting mechanism steel wire rope and the hoisting wirerope newly established, the multiplying power of the main hoisting mechanism steel wire rope is by original " 55
It walks ten " and repacks " seventy-seven walk 14 " multiplying power into, reduce the pulling force that main hoisting mechanism goes out head end；The hoisting wirerope packet
It includes：2 φ 52mm × 21m jack line C1 lift shoulder pole girder B and generator unit stator E for bundling；2 φ 52mm × 12m steel
Cord C2, for bundling main hook A4 and lifting shoulder pole girder B；4 φ 26mm × 7m steel wire rope C3, for hanging additional movable pulley
A5；4 φ 26mm × 6m steel wire rope C4, for hanging additional fixed pulley A2.
It is described to lift the symmetrical use φ 52mm × 12m steel wire ropes C2 and main hook A4 bindings in the both ends shoulder pole girder B one
It rises, while the 2 additional movable pulley A5 added by main hook A4 are hung on by 4 φ 26mm × 7m steel wire ropes C3 and shackle binding
It is described to lift on shoulder pole girder B；Generator unit stator E is symmetrical hung on 2 φ 52mm × 21m jack lines C1 bindings it is described
It lifts below shoulder pole girder B.
The specification of the two-beam bridge bridge-type double beam crane crane A is 75/20t, and reinforcement type, girder, which is reinforced, carries energy
Power reaches 100t；
The design load for lifting shoulder pole girder B reaches 250t；
The additional fixed pulley A2 and additional movable pulley A5 is 20t simple gate snatch blocks；
If a set of lifting steering assistance device includes 4 5t chain blocks, the hydraulic jack of 4 100t, dry type
Number for the wire line shoe of Y-50, several 35t shackles, several φ 30mm round steel, spirit level, the chain block is fixed in generator
Protecting against shock is used when son turns to, and the round steel is used for rolling generator stator, and the wire line shoe is for pressing from both sides steel wire rope, the shackle
For being used cooperatively with steel wire rope brachycephaly, the spirit level is for measuring bridge-type double beam crane amount of deflection.
The method that the utility model is turned to for generator unit stator lifting, flow are as follows：The A positioning of bridge-type double beam crane
→ installation adds fixed pulley A2 → installation adds movable pulley A5 → and passes around main hoisting mechanism steel wire rope → bridge-type double beam lifting again
Machine A and vehicle → installation lifting lifts shoulder pole girder B → determine drop off location → adjustment trolley A3 positioning → hair of generator unit stator E
Motor stator E unloads → in such a way that two trolley A3 are moved toward one another, drive generator unit stator E once to turn to 45 ° → adjustment
Positions of the φ 52mm × 21m jack lines C1 on lifting shoulder pole girder B, adjustment trolley A3 → two trolley A3 are moved toward one another again,
Secondary turn to before 45 ° → adjustment trolley A3 → trolley A3 formally lifts by crane positioning → life hook inspection → lifting of generator unit stator tries to hang inspection
Look into → rise rise to operating layer → generator unit stator E translations → generator unit stator E it is in place → rigging out, bridge-type double beam crane A
System is restored.
The embodiment of detailed process is as follows：
1, bridge-type double beam crane A is positioned：Barrier cleaning, cleaning are carried out to construction site according to the requirement confided a technological secret
After completion, two bridge-type double beam crane A are positioned temporarily, begin preparing for work.
2, it installs and adds fixed pulley A2, additional movable pulley A5, passes around main hoisting mechanism steel wire rope again：Two are transformed respectively
The main hoisting system of bridge-type double beam crane increases separately two additional fixed pulley A2 and two additional movable pulley A5, and again
Main hoisting mechanism steel wire rope is passed around, so that it is passed around multiplying power becomes " seventy-seven walk 14 " multiplying power from original " five or five walk ten " multiplying power,
To reduce the pulling force that hoist engine goes out head end.It is transformed and passes around according to mode shown in FIG. 1.
3, bridge-type double beam crane A and vehicle：Two bridge-type double beam crane A are torn open with respect to the buffer unit of binding site
It removes, starts bridge-type double girder crane A, be 7900mm by the main hook A4 center distance regulations of two bridge-type double beam crane A, by two
Bridge-type double beam crane A be flexibly connected (so-called flexible connection refers to being connected with chain block, only controls the distance pulled open,
Respectively walking, as long as the distance pulled open is within effective range；If rigid connection, such as with channel steel directly by two bridges
Formula double girder crane connects, and the distance between such two bridge-type double beam cranes are definite values, if two bridge-type double beam liftings
Machine nonsynchronous initiation is one walking of a dragging it is difficult to walk, and is flexibly connected and avoids this drawback.), such as Fig. 2 institutes
Show.
4, installation lifting lifts shoulder pole girder B：Shoulder pole girder B and bridge-type double beam will be lifted with 2 φ 52mmx12m steel wire ropes C2
The main hook A4 binding of crane together, totally 14 bursts of stress (14 strands be mode that steel wire rope passes around pulley blocks)；Generator unit stator E
It is hung on and is lifted on shoulder pole girder B with 2 φ 52mmx21m jack lines C1 bindings, totally 14 bursts of stress；The 20t added adds movable pulley
A5 is hung on and is lifted on shoulder pole girder B (as shown in Figure 3) with φ 26mmx7m steel wire ropes C3 and shackle binding.
5, it determines that generator determines the drop off location of E, adjusts the trolley A3 positioning of bridge-type double beam crane：With generator unit stator
Line on the basis of the centers in place E determines the positions trolley A3；Secondly door (the #23-#24 axis access path) ground the 0m subscript in computer room
The center of unloading of generator unit stator E is shown, determines when unloading center on the basis of the center in place of generator unit stator E, that is, generates electricity
Machine stator E centre distances A arranges center line 13000mm, distance #23 axis 4750mm, be illustrated in figure 4 generator unit stator E it is in place in
The heart and trolley A3 position schematic diagram.
6, generator unit stator E unloads：When generator unit stator E is transported by flat car to computer room, position is stopped as required,
The transverse center of generator unit stator E is overlapped with shoulder pole girder B is lifted at this time, by single φ 52mm × 21m jack lines C1 walk four across
Shoulder pole girder B is lifted, every φ 52mm × 21m jack line C1 pocket hangs over the same side (left side or right side) of generator unit stator E
On two joint hinge E1, and ensure set-points of two φ 52mm × 21m jack lines C1 on lifting shoulder pole girder B respectively with certain
Two joint hinge E1 of side are on same vertical line.After all preparations are ready, two bridge-type double beam crane A rise simultaneously
It rises, rises to the when of leaving transport vehicle tablet 200mm completely when generator unit stator E rises and stop, checking whether hoisting system is normal, confirm
After errorless, drive away flat car, and generator unit stator E is unloaded to ground and is laid flat.Fig. 5 show generator unit stator drop off location and bows
Depending on schematic diagram.
7, in such a way that two trolley A3 are moved toward one another, generator unit stator E is driven once to turn to 45 °：It is small by 2 first
Vehicle A3 and generator unit stator E are adjusted on straight line, that is, it is vertical with generator unit stator E longitudinal centre lines to lift shoulder pole girder B, and two
The bottoms generator unit stator E are left ground about 100mm or so and stop raising, two trolley A3 difference by platform trolley A3 while raising
It is moved toward one another along the big beam orbit of respective two-beam type crane A, drive lifts shoulder pole girder B and slowly rotates, and keeps binding outstanding
It hangs over the generator unit stator E lifted below shoulder pole girder B freely to turn to, two trolley A3 are in moving process, two two-beam types
The centre-to-centre spacing of crane A gradually finely tunes diminution, until 2 immediate end carriages of bridge-type double beam crane have been drawn close mutually, when 2
Platform trolley A3, which is moved toward one another, stops movement when cannot walk, generator unit stator E completes primary 45 ° or so of steering, generator at this time
The bottoms stator E are diagonally tensed using 2 5t cucurbit chains.2 trolley A3 while loose hook at this time, drop down onto ground by generator unit stator E
Face.Fig. 6 is that generator unit stator E once turns to the position view after 45 °.
8, positions of the adjustment φ 52mm × 21m jack lines C1 on lifting shoulder pole girder B, adjustment trolley A3：Releasing lifts flat
φ 52mm × 21m jack line C1 between spreader beam B and generator unit stator E, according to the spacing of the both ends generator unit stator E joint hinge E1,
Positions of the φ 52mm × 21m jack lines C1 on lifting shoulder pole girder B is adjusted, the binding position on generator unit stator E is by original
The homonymy joint hinge position come is adjusted to end joint hinge position, while two trolley A3 are adjusted to suitable position, every at this time
Trolley A3 just with before and after original position on the contrary, and 2 trolley A3 not on the same line.5t cucurbit chains are released, are hung
Other 2 in the bottoms generator unit stator E are diagonally upper and tense, and what generator unit stator directly rotation was brought when preventing from lifting by crane rushes
It hits.
9, two trolley A3 are moved toward one another again, bis- 45 ° of steerings of generator unit stator E：The position of two trolley A3 and steel
Cord is gone through after adjusting, after everything is ready, two trolley A3 while raising, when generator unit stator E leaves ground
Face about 100mm or so stops raising, slowly unclamps 2 5t cucurbit chains at this time, makes generator unit stator E continue to rotate, while 2
Platform trolley A3 is slowly moved toward one another, and until 2 trolley A3 are on same straight line, stops raising, and generator unit stator E has been at this time
Through from 45 ° of rotations to 90 °, finally by the spacing of fine tuning trolley A3 and bridge-type double beam crane A, generator unit stator E is adjusted
In place.Generator unit stator E, which is turned to, to be completed.Fig. 7 is bis- position views turned to after 45 ° of generator unit stator E.
10, inspection is hung in examination before trolley A3 formally lifts by crane positioning, raw hook inspection, lifting：First to two bridge-type double beam liftings
The crossbeam of machine A, additional movable pulley and additional movable pulley, cart, trolley, hoisting system, braking system, safety device, electrical system
System etc. is comprehensively checked；Secondly check finish confirm it is errorless after, raw hook carried out to generator unit stator E, when raw hook will be single
Root φ 52mm × 21m jack lines C1 walks eight, and same root φ 52mm × 21m jack line C1 pockets hang the same end (adjusting end or electric end)
On two joint hinge E1, and ensure set-points of the φ 52mm × 21m jack lines C1 on lifting shoulder pole girder B with joint hinge E1 same
It on vertical line, after raw hook finishes, hooks up at a slow speed, raising process pays attention to the steel wire rope of inspection binding main hook A4, is extension extra pulley
Steel wire rope, jack line etc. stressing conditions.Stop when generator unit stator E is hung ground about 100mm, crawl hooks up, off the hook
The retardation test of bridge-type double beam crane is done, after confirming that braking is good, checks the levelness of generator unit stator E, it is necessary to really
Recognize and sling rear stator E and be in horizontality, otherwise ensures that lifting shoulder pole girder B is in water by the main hook A4 adjusted separately under trolley
Level state carries.As shown in Figure 8.
11, it rises and rises to operating layer：Confirm it is errorless after, two bridge-type double beam crane A slowly continue raising, raising simultaneously
It keeps the lifting velocity of two bridge-type double beam crane A consistent in the process, and pays attention to observing and ensureing the level of generator unit stator E
State.Stop until generator unit stator E to be risen to the when of being raised above steam turbine building 12.6m operating layer barriers 500mm or so, waits stablizing
Later, two bridge-type double beam crane A run to right over basis and stop slowly to the basic direction running of generator unit stator E.
12, generator unit stator E translations, generator unit stator E are in place：It waits after stablizing, fine motion adjusts generator unit stator E just
Position position, makes the center line of generator unit stator E be overlapped with center line in place.Two bridge-type double beam crane A of commander while loose hook,
So that generator unit stator E is fallen on platen, finally by adjusting stator core that end cap is in place, is careful not to clashing and breaking generator unit stator E
The pre-embedded bolt screw thread of installation region.
13, rigging out, bridge-type double beam crane A systems are restored：After generator unit stator E is steady in place, jack line is removed,
Shoulder pole girder B will be lifted to be placed on steam turbine 12.6m free time platforms, unlock bridge-type double beam crane A and lift the connection of shoulder pole girder B,
The flexible connecting device of two bridge-type double beam crane A, additional movable pulley A2 and additional movable pulley A5 are removed respectively, and restore two
The main hoisting mechanism steel wire rope of platform bridge-type double beam crane A.All Work tools for using of lifting are withdrawn, by bridge-type double beam lifting
Machine A restores the state to lifting, this subjob terminates.
The system meets 2 bridge-type double beam crane lifting generator unit stator 100MW-600MW units of computer room, is most suitable for
100MW-350MW units.
The foregoing is merely the preferred embodiments of the utility model, are not intended to limit the utility model, practical new
Any modification, equivalent replacement, improvement and so within the spirit and principle of type, should be included in the system knot of the utility model
Within structure.
Claims (4)
1. a kind of generator unit stator lifts steering, which is characterized in that the bridge-type double beam crane being flexibly connected including 2
(A), 1 it is special it is homemade lift shoulder pole girder (B), fixed pulley assembly, movable pulley component, steel wire rope component and 1 set lifting turn to
Ancillary equipment, the fixed pulley assembly are included in original fixed pulley (A1) by the main hoisting mechanism of every bridge-type double beam crane
And in each increased 2 additional fixed pulleys (A2) in its both sides, the movable pulley component includes original movable pulley and in every bridge-type
The other each increased 2 additional movable pulleys (A5) of main hook (A4) connected below double girder crane trolley (A3)；The steel wire rope group
Part includes the main hoisting mechanism steel wire rope passed around again and the hoisting wirerope newly established, times of the main hoisting mechanism steel wire rope
Rate repacks " seventy-seven walk 14 " multiplying power by former " five or five walk ten ", reduces the pulling force that main hoisting mechanism goes out head end；Described
Hanging steel wire rope includes：2 φ 52mm × 21m jack lines (C1) lift shoulder pole girder (B) and generator unit stator (E) for bundling；2
Root φ 52mm × 12m steel wire ropes (C2), for bundling main hook (A4) and lifting shoulder pole girder (B)；4 φ 26mm × 7m steel wire ropes
(C3), for hanging additional movable pulley (A5)；4 φ 26mm × 6m steel wire ropes (C4), for hanging additional fixed pulley (A2).
2. generator unit stator according to claim 1 lifts steering, which is characterized in that described to lift shoulder pole girder (B)
Both ends are symmetrical to be bound together with φ 52mm × 12m steel wire ropes (C2) and the main hook (A4), while being increased by main hook (A4)
If 2 additional movable pulleys (A5) hung on by 4 φ 26mm × 7m steel wire ropes (C3) and shackle binding and described lift shoulder pole
On beam (B)；Symmetrical hung on the binding of 2 φ 52mm × 21m jack lines (C1) of generator unit stator (E) described lifts shoulder pole
Below beam (B).
3. generator unit stator according to claim 1 lifts steering, which is characterized in that the bridge-type double beam crane
(A) specification be 75/20t, reinforcement type, girder reinforce bearing capacity reach 100t；The design load for lifting shoulder pole girder (B) reaches
250t；The additional fixed pulley (A2) and additional movable pulley (A5) are 20t simple gate snatch blocks.
4. a kind of generator unit stator according to claim 1 lifts steering, which is characterized in that 1 set of lifting turns
Include the wire line shoe, several of 4 5t chain blocks, the hydraulic jack of 4 100t, several model Y-50 to ancillary equipment
35t shackles, several φ 30mm round steel, spirit level, the chain block when generator unit stator turns to protecting against shock use, the circle
Steel is used for rolling generator stator, and the wire line shoe is used to make with the cooperation of steel wire rope brachycephaly for pressing from both sides steel wire rope, the shackle
With the spirit level is for measuring deflection of travelling crane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721614960.2U CN207738303U (en) | 2017-11-28 | 2017-11-28 | A kind of generator unit stator lifting steering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721614960.2U CN207738303U (en) | 2017-11-28 | 2017-11-28 | A kind of generator unit stator lifting steering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207738303U true CN207738303U (en) | 2018-08-17 |
Family
ID=63116121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721614960.2U Active CN207738303U (en) | 2017-11-28 | 2017-11-28 | A kind of generator unit stator lifting steering |
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| Country | Link |
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| CN (1) | CN207738303U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113684760A (en) * | 2021-08-03 | 2021-11-23 | 中交路桥建设有限公司 | Method for hoisting ropeless area beam section of half-through basket arch bridge |
-
2017
- 2017-11-28 CN CN201721614960.2U patent/CN207738303U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113684760A (en) * | 2021-08-03 | 2021-11-23 | 中交路桥建设有限公司 | Method for hoisting ropeless area beam section of half-through basket arch bridge |
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