CN110518756A - A kind of ground anchorage for taking out working rotor for steam turbine generator - Google Patents
A kind of ground anchorage for taking out working rotor for steam turbine generator Download PDFInfo
- Publication number
- CN110518756A CN110518756A CN201910815462.1A CN201910815462A CN110518756A CN 110518756 A CN110518756 A CN 110518756A CN 201910815462 A CN201910815462 A CN 201910815462A CN 110518756 A CN110518756 A CN 110518756A
- Authority
- CN
- China
- Prior art keywords
- traction
- bolt
- steam turbine
- towing bracket
- plate
- 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.)
- Pending
Links
- 238000012423 maintenance Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 7
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/0006—Disassembling, repairing or modifying dynamo-electric machines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention belongs to power industry steam turbine generator maintenance technique fields, and in particular to a kind of steam turbine generator takes out rotor towing bracket and ground anchorage, comprising: anchor bottom plate, bolt A, washer A, towing bracket, traction crossbeam and intermediate shackle plate；The anchor bottom plate is connect with towing bracket by bolt A, is additionally provided with washer A between the anchor bottom plate and towing bracket；Fixation is bolted in the traction crossbeam and towing bracket, is equipped with intermediate shackle plate in the middle part of the traction crossbeam；The left and right both ends of the traction crossbeam are respectively arranged with traction end A and traction end B；Traction end C is additionally provided on intermediate shackle plate.The present invention has single-point, two o'clock traction function, can select mode of traction according to the actual situation, to guarantee to take out smooth operation during rotor, avoids shaft coupling from touching stator core, effectively prevent equipment damage.In addition, being also equipped with the functions such as centre of pull is adjustable, bracket is detachable.
Description
Technical field
The invention belongs to power industry steam turbine generator maintenance technique fields, and in particular to a kind of steam turbine generator pumping rotor
Towing bracket and ground anchorage.
Background technique
Steam turbine generator takes out most important work during working rotor is generator maintenance, and working efficiency directly determines to send out
The maintenance duration of motor.Since existing pumping rotor earth anchor arrangement and generator amature center line be not in same calibrated altitude, In
Carry out having following inconvenient and security risk during generator takes out working rotor:
1, it takes out rotor process and needs while occupying 2 cranes of steam turbine workshop, there is interference between two cranes, it is practical to grasp
It is big to make difficulty, during which steam turbine and other equipment hoisting service works can not normally be carried out；
2 and since existing steam turbine workshop 24 meters of operating layers maintenance lifting bore edges are disposed with high about 1.36 meters of high shields
Column influences haulage cable, requires when taking out rotor by its local excision, there are security risks；
3, haulage cable crosses maintenance lifting hole, needs to occupy steam turbine workshop and overhauls hole for hoist at least 1.5 days, shadow
Ring working efficiency；
If needing to set up the scaffold of about 11m high 4, using existing ground anchorage during overhaul, suspender is difficult to install,
And suspender needs to adjust repeatedly, and difficulty is big, and security risk is high；
5, only have single traction function, if operating unstable during taking out rotor, damage stator core there are shaft coupling
Risk.
Therefore above-mentioned the deficiencies in the prior art are based on, need to design a kind of suitable for steam turbine generator pumping working rotor process
When ground anchorage, to solve the deficiency of above-mentioned prior art problem, to improve working efficiency and maintenance cost.
Summary of the invention
Object of the present invention is to provide a kind of to smoke working rotor for steam turbine generator in view of the above shortcomings of the prior art
Ground anchorage, for solving, generator maintenance in the prior art is long in time limit, takes out high all of working rotor process complexity security risk
More problems.
The technical scheme is that
A kind of ground anchorage for taking out working rotor for steam turbine generator, comprising: anchor bottom plate 1, washer A3, is led bolt A2
Draw bracket 4, traction crossbeam 6 and intermediate shackle plate 11；The anchor bottom plate 1 is connect with towing bracket 4 by bolt A2, the anchor bottom
Washer A3 is additionally provided between plate 1 and towing bracket 4；Fixation is bolted with towing bracket 4 in the traction crossbeam 6, described
Intermediate shackle plate 11 is installed in the middle part of traction crossbeam 6；The left and right both ends of the traction crossbeam 6 be respectively arranged with traction end A17 and
Traction end B18；Traction end C19 is additionally provided on intermediate shackle plate 11.
The towing bracket 4 further include: two supporting plates 15 and a towing bracket bottom plate, described two 15 phases of supporting plate
It is mutually welded in parallel on towing bracket bottom plate, " work " type fixed plate is also welded between described two supporting plates 15, is used for
Fix two supporting plates 15
The upper end of each supporting plate 15 is welded with positioning plate 14.
The middle part of each supporting plate 15 is equipped with left and right adjusting block 12 by bolt B 5, nut 7 and bolt C8.
It is provided with threaded hole on the positioning plate 14, bolt D10, washer B9 and bolt E16, positioning plate are installed in threaded hole
14 are fixed by washer B9 and bolt D10 and the positioning of traction crossbeam 6；The bolt E16 for traction crossbeam 6 short transverse into
Row adjustment, short transverse adjustable range are ± 35mm.
Washer C13 is additionally provided between nut 7 and left and right adjusting block 12.
It can be adjusted in 6 horizontal position of traction crossbeam by the bolt C8, horizontal position adjustable range is ± 30mm.
The invention has the following advantages:
1. a kind of ground anchorage for taking out working rotor for steam turbine generator that the present invention designs simplifies in original design
Pumping working rotor mode, save steam turbine generator maintenance duration at least 1.5 days；
2. the present invention has single-point, two o'clock traction function, mode of traction can be selected according to the actual situation, to guarantee to take out rotor
Smooth operation in the process avoids shaft coupling from touching stator core, effectively prevent equipment damage；
3. the present invention is also equipped with centre of pull adjustment function, have a wide range of application, is suitable for all types of Turbo-generator Sets；No
The maintenance hole for hoist for occupying turbine building does not influence other lifting operations, improves workshop crane service efficiency；
4. the present invention be also equipped with can function easy to disassemble, when not in use can overall pulling down towing bracket, anchor bottom plate top
After threaded hole is blocked with dedicated plug, anchor bottom plate is flushed with ground, can guarantee that the channel of generator platform is unobstructed, beautiful, effectively
Improve the utilization rate of hall space.
Detailed description of the invention
Fig. 1 is a kind of ground anchorage structural schematic diagram that working rotor is taken out for steam turbine generator that the present invention designs；
Fig. 2 is a kind of ground anchorage structure top view that working rotor is taken out for steam turbine generator that the present invention designs
Fig. 3 is a kind of ground anchorage towing bracket structure that working rotor is taken out for steam turbine generator that the present invention designs
Figure；
Fig. 4 is a kind of ground anchorage center shackle structure that working rotor is taken out for steam turbine generator that the present invention designs
Figure.
Wherein: 1- anchor bottom plate, 2- bolt A, 3- washer A, 4- towing bracket, 5- bolt B, 6- traction crossbeam, 7- nut, 8-
Shackle plate among bolt C, 9- washer B, 10- bolt D, 11-, 12- left and right adjusting block, 13- washer C, 14- positioning plate, 15- branch
Frame plate, 16- bolt E, 17- towing point A, 18- towing point B, 19- towing point C.
Specific embodiment
The technology of the present invention is described further below:
As shown in Figures 1 to 4, a kind of ground anchorage for taking out working rotor for steam turbine generator, comprising: anchor bottom plate 1, bolt
A2, washer A3, towing bracket 4, traction crossbeam 6 and intermediate shackle plate 11；The anchor bottom plate 1 passes through bolt A2 with towing bracket 4
Connection, is additionally provided with washer A3 between the anchor bottom plate 1 and towing bracket 4；The traction crossbeam 6 passes through bolt with towing bracket 4
It is connected and fixed, intermediate shackle plate 11 is installed in the middle part of the traction crossbeam 6；The left and right both ends of the traction crossbeam 6 are respectively set
There are traction end A17 and traction end B18；Traction end C19 is additionally provided on intermediate shackle plate 11.
The towing bracket 4 further include: two supporting plates 15 and a towing bracket bottom plate, described two 15 phases of supporting plate
It is mutually welded in parallel on towing bracket bottom plate, " work " type fixed plate is also welded between described two supporting plates 15, is used for
Fix two supporting plates 15.
The upper end of each supporting plate 15 is welded with positioning plate 14.
The middle part of each supporting plate 15 is equipped with left and right adjusting block 12 by bolt B 5, nut 7 and bolt C8.
It is provided with threaded hole on the positioning plate 14, bolt D10, washer B9 and bolt E16, positioning plate are installed in threaded hole
14 are fixed by washer B9 and bolt D10 and the positioning of traction crossbeam 6；The bolt E16 for traction crossbeam 6 short transverse into
Row adjustment, short transverse adjustable range are ± 35mm.
Washer C13 is additionally provided between nut 7 and left and right adjusting block 12.
It can be adjusted in 6 horizontal position of traction crossbeam by the bolt C8, horizontal position adjustable range is ± 30mm.
The ground anchorage that the present invention designs includes that towing bracket and anchor bottom plate two parts, anchor bottom plate 1 are mounted on turbine generator
Machine workshop generator platform, center is consistent with generator axial centre, and towing bracket 4 is set as removably, to save
Generator platform space.After towing bracket 4 is removed, after 1 top threaded hole of anchor bottom plate is blocked with dedicated plug, anchor bottom plate and ground
Face flushes, and can guarantee that the channel of generator platform is unobstructed, beautiful.Anchor bottom plate 1 passes through steel at the top of special reinforced and concrete column
The mode of muscle welding installs fixation, and towing bracket 4 adjusts 6 height of traction crossbeam and horizontal position by bolt E16 in figure
Whole, short transverse adjustable range is ± 35mm, and horizontal direction adjustable range is ± 30mm.Bolt D10 and traction crossbeam 6 in figure,
It is welded after adjusting good position when to be assembled between bolt B 5 and supporting plate 15.Anchorage plate 1 and towing bracket 5 apply anti-corrosive primer two
Layer, one layer of finishing coat, the present invention is provided with three traction Zhi Duan altogether and has single traction, two o'clock two functions of traction.When using single
When point traction function, use traction end C19 on intermediate shackle plate as single traction end；When using two o'clock traction function,
The traction end A17 and traction end B18 of 6 left and right ends of traction crossbeam is then used to draw as two o'clock.
The towing bracket 4 is all made of steel plate material, is all made of welding connecting mode between each part, on each supporting plate 15
It is provided with square hole, all faces of weld polish smooth.
Traction crossbeam 6 further include: 2 floors, 1 H profile steel beam and 2 otic placodes.It is steel material, floor, H profile steel beam
Welding connecting mode is all made of between each part of otic placode, otic placode is housed to after towing bracket 4 to be welded with floor and H profile steel beam again,
All faces of weld polish smooth.
The present invention is explained in detail above in conjunction with embodiment, but the present invention is not limited to above-described embodiments, at this
Field those of ordinary skill within the scope of knowledge, can also make various changes without departing from the purpose of the present invention
Change.The content being not described in detail in the present invention can use the prior art.
Claims (7)
1. a kind of ground anchorage for taking out working rotor for steam turbine generator characterized by comprising anchor bottom plate (1), bolt A
(2), washer A (3), towing bracket (4), traction crossbeam (6) and intermediate shackle plate (11)；The anchor bottom plate (1) and towing bracket
(4) it is connected by bolt A (2), is additionally provided with washer A (3) between the anchor bottom plate (1) and towing bracket (4)；The traction crossbeam
(6) fixation is bolted with towing bracket (4), intermediate shackle plate (11) are installed in the middle part of the traction crossbeam (6)；It is described
The left and right both ends of traction crossbeam (6) are respectively arranged with traction end A (17) and traction end B (18)；It is also set on intermediate shackle plate (11)
It is equipped with traction end C (19).
2. a kind of ground anchorage for taking out working rotor for steam turbine generator as described in claim 1, it is characterised in that: described
Towing bracket (4) further include: two supporting plates (15) and a towing bracket bottom plate, described two supporting plates (15) are parallel to each other
It is welded on towing bracket bottom plate, " work " type fixed plate is also welded between described two supporting plates (15), for fixing
Two supporting plates (15).
3. a kind of ground anchorage for taking out working rotor for steam turbine generator as claimed in claim 2, it is characterised in that: described
The upper end of each supporting plate (15) is welded with positioning plate (14).
4. a kind of ground anchorage for taking out working rotor for steam turbine generator as claimed in claim 3, it is characterised in that: described
The middle part of each supporting plate (15) is equipped with left and right adjusting block (12) by bolt B (5), nut (7) and bolt C (8).
5. a kind of ground anchorage for taking out working rotor for steam turbine generator as claimed in claim 4, it is characterised in that: described
It is provided with threaded hole on positioning plate (14), bolt D (10), washer B (9) and bolt E (16), positioning plate (14) are installed in threaded hole
It is fixed by washer B (9) and bolt D (10) and traction crossbeam (6) positioning；The bolt E (16) is for traction crossbeam (6) in height
Degree direction is adjusted, and short transverse adjustable range is ± 35mm.
6. a kind of ground anchorage for taking out working rotor for steam turbine generator as claimed in claim 5, it is characterised in that: nut
(7) it is additionally provided between left and right adjusting block (12) washer C (13).
7. a kind of ground anchorage for taking out working rotor for steam turbine generator as claimed in claim 5, it is characterised in that: pass through
The bolt C (8) can be adjusted in traction crossbeam (6) horizontal position, and horizontal position adjustable range is ± 30mm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910815462.1A CN110518756A (en) | 2019-08-30 | 2019-08-30 | A kind of ground anchorage for taking out working rotor for steam turbine generator |
| RU2020113033A RU2727528C1 (en) | 2019-08-30 | 2020-04-07 | Anchor unit for steam turbine generator rotor extraction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910815462.1A CN110518756A (en) | 2019-08-30 | 2019-08-30 | A kind of ground anchorage for taking out working rotor for steam turbine generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110518756A true CN110518756A (en) | 2019-11-29 |
Family
ID=68629723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910815462.1A Pending CN110518756A (en) | 2019-08-30 | 2019-08-30 | A kind of ground anchorage for taking out working rotor for steam turbine generator |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110518756A (en) |
| RU (1) | RU2727528C1 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000232756A (en) * | 1999-02-12 | 2000-08-22 | Toshiba Plant Kensetsu Co Ltd | Device and method for changing direction of traction force for inserting/extracting rotor of large-sized generator |
| CN102790481A (en) * | 2012-08-08 | 2012-11-21 | 中国神华能源股份有限公司 | Dismounting device for rotor of water supply pump motor |
| CN207098880U (en) * | 2017-09-13 | 2018-03-13 | 王亚男 | A kind of lossless draw-gear of novel traction rotor |
| CN108736660A (en) * | 2018-05-31 | 2018-11-02 | 江苏核电有限公司 | A kind of the pumping rotor arrangement and its installation method of motor |
| CN210608847U (en) * | 2019-08-30 | 2020-05-22 | 江苏核电有限公司 | Ground anchor device for rotor extraction work of turbonator |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2372599C1 (en) * | 2008-09-02 | 2009-11-10 | Общество С Ограниченной Ответственностью "Вниибт-Буровой Инструмент" | Assemble and disassamble stand of hydraulic downhole motor |
| JP2012161212A (en) * | 2011-02-02 | 2012-08-23 | Chugoku Electric Power Co Inc:The | Method of pulling out rotor of horizontal shaft type power generator and method of inserting the rotor |
| CN202737679U (en) * | 2012-06-01 | 2013-02-13 | 中国石油天然气股份有限公司 | Lifting-dedicated tool for disassembling motor rotor |
| CN204145204U (en) * | 2014-09-26 | 2015-02-04 | 大唐林州热电有限责任公司 | A kind of motor dismounting plateform system |
-
2019
- 2019-08-30 CN CN201910815462.1A patent/CN110518756A/en active Pending
-
2020
- 2020-04-07 RU RU2020113033A patent/RU2727528C1/en active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000232756A (en) * | 1999-02-12 | 2000-08-22 | Toshiba Plant Kensetsu Co Ltd | Device and method for changing direction of traction force for inserting/extracting rotor of large-sized generator |
| CN102790481A (en) * | 2012-08-08 | 2012-11-21 | 中国神华能源股份有限公司 | Dismounting device for rotor of water supply pump motor |
| CN207098880U (en) * | 2017-09-13 | 2018-03-13 | 王亚男 | A kind of lossless draw-gear of novel traction rotor |
| CN108736660A (en) * | 2018-05-31 | 2018-11-02 | 江苏核电有限公司 | A kind of the pumping rotor arrangement and its installation method of motor |
| CN210608847U (en) * | 2019-08-30 | 2020-05-22 | 江苏核电有限公司 | Ground anchor device for rotor extraction work of turbonator |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2727528C1 (en) | 2020-07-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105000462B (en) | Split type hoisting method for 5MW land type wind generating set | |
| CN113966435A (en) | Wind driven generator mounting and dismounting device and construction method using same | |
| CN105058052A (en) | Method for installation of 3 MW wind generating set | |
| CN101864841A (en) | Integral mounting method of steel-structure factory building wall skin | |
| CN110518756A (en) | A kind of ground anchorage for taking out working rotor for steam turbine generator | |
| CN210608847U (en) | Ground anchor device for rotor extraction work of turbonator | |
| CN217397640U (en) | Lifting machine convenient to installation | |
| CN102518593B (en) | Improved large-size centrifugal fan device and mounting and constructing method thereof | |
| CN102849622B (en) | Mast-based section-by-section vertical lifting assembling method of tower | |
| CN215519581U (en) | Prefabricated staircase mounting structure convenient to construction | |
| CN109098395A (en) | A kind of installation method of the prefabricated piping lane of assembly concrete | |
| CN107453279A (en) | Be easy to carry the vehicle moving crossing frame of storage | |
| CN107879261A (en) | A kind of tilting arch trash rack hanging apparatus and hanging method | |
| CN112499486A (en) | Portable transformer lifter and operation method thereof | |
| CN112554082A (en) | Method for hoisting newly-added pile foundation reinforcement cage in narrow space under bridge reinforcement bridge | |
| CN112249874A (en) | Split type hoisting method for onshore wind generating set | |
| CN106869508B (en) | A kind of rotation lifting of assembled architecture steel box column is welded and fixed mounting process in place | |
| CN112030925A (en) | Efficient disassembly and assembly device and method for suspender of vertical hydraulic hoist of large-sized working gate of vertical ship lift | |
| CN221116781U (en) | Frame type tower crane counterweight self-discharging device | |
| CN217000780U (en) | Well claw arm formula construction platform | |
| CN210594873U (en) | Combined lifting lug for hydraulic lifting | |
| CN214780359U (en) | Portable transformer lifter | |
| CN211873795U (en) | Scaffold mounting guide seat | |
| CN108547647A (en) | A kind of underground chamber high strength support structure | |
| CN211034885U (en) | Special tool for overhauling and hoisting bearing bush of 250MW unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |