CN201825672U - Lifting device for generator stator - Google Patents
Lifting device for generator stator Download PDFInfo
- Publication number
- CN201825672U CN201825672U CN2010205695771U CN201020569577U CN201825672U CN 201825672 U CN201825672 U CN 201825672U CN 2010205695771 U CN2010205695771 U CN 2010205695771U CN 201020569577 U CN201020569577 U CN 201020569577U CN 201825672 U CN201825672 U CN 201825672U
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- CN
- China
- Prior art keywords
- mast
- generator unit
- lifting
- lifting frame
- unit stator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Manufacture Of Motors, Generators (AREA)
Abstract
The utility model relates to a lifting device for a generator stator, which comprises a lower lifting frame, an upper lifting frame and a rail beam, wherein the upper lifting frame is arranged on the lower lifting frame and provided with a hydraulic jack support for installing a hydraulic jack; one end of the rail beam is erected on the lower lifting frame, and the other end is erected on a foundation of the generator stator so as to provide a rail for moving and operating of the lifting frames; and the bottom of the upper lifting frame is provided with a moving conveyer which can move along the rail beam. With the lifting device, lifting can be carried out under various environments and different conditions, and simultaneously, as the combined lifting framework of the lower lifting frame and the upper lifting frame has enough mechanical properties such as strength, rigidity and the like, the safety is high; and the lifting device is convenient for installation and disassembling as well as site construction, can adapt to various occasions, can reduce funds and equipment investment, does not occupy a large amount of working time for other operations, is convenient to use, is safe and reliable, and is flexible and high in efficiency.
Description
Technical field
The utility model relates to the lifting field of power industry, specifically is a kind of generator unit stator hanging apparatus.
Background technology
Along with the increasing of fired power generating unit capacity, generator unit stator weight constantly increases, and the difficulty of lifting work also constantly promotes, and needs the needs that new arrangement and method for construction and corresponding apparatus satisfy construction.
The problem that the high-rating generator stator hoisting often runs into is that the biggest lifting capacity of two drivings in the general steam turbine factory building does not satisfy the requirement of stator hoisting, usually adopts following several method:
A. reinforce two runway griders (the 300MW unit uses more), utilize the main hook winch lifting of self again, or join winch in addition, also but the jack lifting is pressed in dosing, need to increase the reinforcing expense of two runway griders like this, during lifting, need take the work-hours of driving, can influence normally carrying out of other work.
If b. have only a driving, can runway grider following beat the support after, utilize the lifting of winch or hydraulic jack, but this Hoisting Program can only allow the driving fixed-point installation, and need reserve a passage at 0 meter layer of steam turbine, and arrange the track of interim haul, stator is dragged the place of energy vertical-lift, firing floor will be reserved a lifting space and wouldn't construct and be used for lifting, and like this civil engineering is affected.
C. change the stress point on the runway grider, assist the lifting beam to lift inboard the increasing of runway grider, this also needs to take the work-hours of driving, and this is constantly nervous the steam turbine installation, also can cause certain influence to the duration.
D. manufacture and design the special tool of class formula driving specially for the lifting stator, this instrument is a crossbeam, four supporting legs, two legs stands in 0 meter layer, the two other leg stands in the running layer, not only needs to lay dedicated track, and need take a large amount of engineering time of civil engineering.
Summary of the invention
The utility model provides a kind of generator unit stator hanging apparatus, can adapt to multiple occasion, minimizing fund and equipment input, and can not take a large amount of work-hours of other operation, easy to use, safe and reliable, flexible and efficient.
A kind of generator unit stator hanging apparatus, comprise bottom mast-up, top mast-up and track girder, the top mast-up is installed on the mast-up of bottom, the top mast-up is provided with the hydraulic jack bearing, is used to install hydraulic jack, and an end of track girder is set up on the mast-up of bottom, the other end is set up on the generator unit stator basis, for the top mast-up provides the track that moves operation, the bottom of top mast-up is provided with mobile conveyer, and mobile conveyer can move along track girder.
The utility model can lift under multiple environment and different condition, and is because the combined type lifting framework of bottom mast-up and top mast-up has mechanical properties such as enough intensity, rigidity, safe simultaneously; Install, remove more convenient, make things convenient for site operation; Can adapt to multiple occasion, minimizing fund and equipment input, and can not take a large amount of work-hours of other operation, easy to use, safe and reliable, flexible and efficient.
Description of drawings
Fig. 1 is the front view of the utility model generator unit stator hanging apparatus;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the principle of work scheme drawing of the utility model generator unit stator hanging apparatus.
Among the figure: the mast-up of 1-bottom; 2-top mast-up; The 3-track girder; The 4-joint hinge; The 5-generator unit stator; The 6-hydraulic jack; The 7-pillar stiffener; 8-turn round the layer; 11, the 21-bearing beam; 12, the 24-diagonal brace rod; The 13-connecting panel; The horizontal tie rod of 14-; The 15-column; The last tie-beam of 21-; Tie-beam under the 22-; The 23-column; 25-hydraulic jack bearing; 26-moves conveyer.
The specific embodiment
Below in conjunction with the accompanying drawing in the utility model, the technical scheme in the utility model is clearly and completely described.
Figure 1 shows that the front view of the utility model generator unit stator hanging apparatus, described generator unit stator hanging apparatus comprises bottom mast-up 1, top mast-up 2 and track girder 3, top mast-up 2 is installed on the bottom mast-up 1, and bottom mast-up 1 provides support for top mast-up 2.Top mast-up 2 is provided with hydraulic jack bearing 25, is used to install hydraulic jack 6 (as shown in Figure 3).One end of track girder 3 is set up on the bottom mast-up 1, and the other end is set up on the generator unit stator basis, and the track that moves operation is provided for top mast-up 2.The bottom of top mast-up 2 is provided with mobile conveyer 26, and mobile conveyer 26 can move along track girder 3.
As shown in Figures 1 and 2, bottom mast-up 1 is four supporting legs, door type structure, is placed on the predetermined fulcrum.Concrete, bottom mast-up 1 comprises bearing beam 11, four columns 15 and is connected four diagonal brace rod 12 and horizontal tie rods 14 between the column 15, and wherein an end of diagonal brace rod 12 is connected with column 15, and the other end of diagonal brace rod 12 passes through connecting panel 13 connections.By bolted connection, be convenient to install and remove between the column 15 of bottom mast-up 1, diagonal brace rod 12 and the horizontal tie rod 14.
Top mast-up 2 comprises tie-beam 21, following tie-beam 22, column 23, diagonal brace rod 24, hydraulic jack bearing 25 and mobile conveyer 26, column 23 is connected between tie-beam 21 and the following tie-beam 22, diagonal brace rod 24 is connected with column 23, hydraulic jack bearing 25 is arranged on top mast-up 2 tops, for example is arranged on the tie-beam 21.Hydraulic jack bearing 25 is used to install hydraulic jack 6, four hydraulic jacks 6 specifically can be installed, be top mast-up 2 by hydraulic jack bearing 25 be fixed with 6, four hydraulic jacks 6 of four hydraulic jacks by prestress wire respectively with four joint hinges, the 4 corresponding connections of generator unit stator 5.Mobile conveyer 26 is fixed on column 23 bottoms, and mobile conveyer 26 can move along track girder 3.
As shown in Figure 3, the last plane absolute altitude of bottom mast-up 1 is concordant with running layer 8, lays track girder 3, one ends and rest on the bottom mast-up 1 above running layer 8, and the other end rests on the generator unit stator basis.During lifting, open the quadruplet hydraulic lifting apparatus synchronously, with the lifting that realizes generator unit stator 5.Question generator stator 5 rises to the bottom above behind layer 8 certain altitude that turn round, drag top mast-up 2 by previous ready winch-polyspast, because the mobile conveyer 26 of top mast-up 2 bottoms can move along track girder 3, therefore above top mast-up 2 can be walked the generator unit stator basis along track girder 3 together with generator unit stator 5, operate hydraulic lifting apparatus again, generator unit stator 5 is descended until in place.
The utility model can lift under multiple environment and different condition, and is because the combined type lifting framework of bottom mast-up and top mast-up has mechanical properties such as enough intensity, rigidity, safe simultaneously; Install, remove more convenient, make things convenient for site operation; Can adapt to multiple occasion, minimizing fund and equipment input, and can not take a large amount of work-hours of other operation, easy to use, safe and reliable, flexible and efficient.
The above; it only is the specific embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly belong to those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claim.
Claims (5)
1. generator unit stator hanging apparatus, it is characterized in that: comprise bottom mast-up (1), top mast-up (2) and track girder (3), top mast-up (2) is installed on the bottom mast-up (1), top mast-up (2) is provided with hydraulic jack bearing (25), be used to install hydraulic jack (6), one end of track girder (3) is set up on the bottom mast-up (1), the other end is set up on the generator unit stator basis, the track that moves operation is provided for top mast-up (2), the bottom of top mast-up (2) is provided with mobile conveyer (26), and mobile conveyer (26) can move along track girder (3).
2. generator unit stator hanging apparatus as claimed in claim 1, it is characterized in that: bottom mast-up (1) comprises bearing beam (11), four columns (15) and is connected diagonal brace rod (12) and horizontal tie rod (14) between four columns (15), wherein an end of diagonal brace rod (12) is connected with column (15), and the other end of diagonal brace rod (12) connects by connecting panel (13).
3. generator unit stator hanging apparatus as claimed in claim 2 is characterized in that: pass through bolted connection between the column (15) of bottom mast-up (1), diagonal brace rod (12) and the horizontal tie rod (14).
4. generator unit stator hanging apparatus as claimed in claim 1, it is characterized in that: top mast-up (2) comprises tie-beam (21), following tie-beam (22), column (23), diagonal brace rod (24), column (23) is connected between tie-beam (21) and the following tie-beam (22), diagonal brace rod (24) is connected with column (23), hydraulic jack bearing (25) is arranged on top mast-up (2) top, and mobile conveyer (26) is fixed on column (23) bottom.
5. generator unit stator hanging apparatus as claimed in claim 1, it is characterized in that: top mast-up (2) is fixed with four hydraulic jacks (6) by hydraulic jack bearing (25), four hydraulic jacks (6) by prestress wire respectively with the corresponding connection of four joint hinges (4) of generator unit stator (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205695771U CN201825672U (en) | 2010-10-19 | 2010-10-19 | Lifting device for generator stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205695771U CN201825672U (en) | 2010-10-19 | 2010-10-19 | Lifting device for generator stator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201825672U true CN201825672U (en) | 2011-05-11 |
Family
ID=43964222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205695771U Expired - Lifetime CN201825672U (en) | 2010-10-19 | 2010-10-19 | Lifting device for generator stator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201825672U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107227853A (en) * | 2017-06-18 | 2017-10-03 | 中国能源建设集团山西电力建设有限公司 | Stoplog lifts mechanism in place and installation method on heat power plant boiler steel construction |
-
2010
- 2010-10-19 CN CN2010205695771U patent/CN201825672U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107227853A (en) * | 2017-06-18 | 2017-10-03 | 中国能源建设集团山西电力建设有限公司 | Stoplog lifts mechanism in place and installation method on heat power plant boiler steel construction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110511 |
|
| CX01 | Expiry of patent term |