CN109951031A - A kind of horizontal integral disassembly, assembly technique of stator lead - Google Patents
A kind of horizontal integral disassembly, assembly technique of stator lead Download PDFInfo
- Publication number
- CN109951031A CN109951031A CN201910292319.9A CN201910292319A CN109951031A CN 109951031 A CN109951031 A CN 109951031A CN 201910292319 A CN201910292319 A CN 201910292319A CN 109951031 A CN109951031 A CN 109951031A
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- conical ring
- stator
- insulating support
- insulation
- stator lead
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Abstract
The present invention discloses a kind of horizontal integral disassembly, assembly technique of stator lead, it needs the end collecting pipe of encouraging for influencing space to remove before tearing open, the bracket clamping plate connecting with stator core is removed, with c-type lifting device, flap seat tool, tool screw rod is stator lead, the insulating support of fixed stator lead, the insulation conical ring overall pulling down of fixed insulating support reassembles, eliminate dismantling stator lead, insulating support, the work of insulation conical ring and each insulation components, it is assembled when eliminating back dress with size, it saves and repairs the duration, positional relationship size after dress may be implemented back with tear open it is preceding identical, it ensure that the quality of repairing.
Description
Technical field:
The present invention relates to a kind of horizontal overall pulling downs of stator of steam turbine generator lead to reassemble technique.
Background technique:
A kind of steam turbine generator is at the scene in operational process, if necessary to repair stator core (5), it is necessary to horizontal at the scene
The stator lead (1), insulating support (2), insulation conical ring (3) of encouraging end are first removed under state.
Stator lead (1), insulating support (2), insulation conical ring (3) are conformal with impregnation in the fabrication process, after assembly
Material according to actual position solidifies integrally, if splitting into scattered components, disassembles difficult, long in time limit, time packing quality and is difficult to
Guarantee.
Summary of the invention:
The object of the present invention is to provide the horizontal overall pulling downs of stator of steam turbine generator lead that one kind can be implemented at the scene
Reassemble technique.Technical solution are as follows:
1) collecting pipe (7) for encouraging end is disconnected in top cutting disconnection, bottom dismantling, removes and converges from out frame (4)
Flow tube (7) simultaneously hangs out out frame (4)；
2) c-type lifting device (9) and flap seat tool (8) are assembled integrally and are lifted by crane standing, flap seat tool (8) enters fixed
Handset seat (4) is encouraged in end spaces, and flap seat tool (8) and insulation conical ring (3) are connected and fixed with tool screw rod (10)；
3) circumferential relative position of insulation conical ring (3) and stator core (5) is carried out marking in inner hole surface；
4) the bracket clamping plate (6) that all insulating supports (2) for encouraging end are connect with stator core (5) is removed；
5) with crane along out frame (4) inner hole centreline direction translate c-type lifting device (9), when insulation conical ring (3) with
After brush holder platform (11) is top, stator lead (1), insulating support (2), insulation conical ring (3) unitary rotation, top half is to calmly
Handset seat (4) rotates outside, then mobile c-type lifting device (9) with crane, makes stator lead (1), insulating support (2), insulation conical ring
(3) it moves up while entirety moves outside to out frame (4), is bored until stator lead (1), insulating support (2), insulation
Ring (3) integrally transports out frame (4), and it is whole to hang stator lead (1) after placement location, insulating support (2), insulation conical ring (3)
Body is rotated by 90 ° rear integral vertical type and temporarily places；
6) after to stator core (5) repair work, then with c-type lifting device (9) and flap seat tool (8) stator is drawn
Line (1), insulating support (2), insulation conical ring (3) integrally hang in out frame (4)；
7) stator lead (1), insulating support (2), insulation conical ring (3) are integrally pushed against stator core (5) and temporarily consolidated
It is fixed；
8) flap seat tool (8) are removed from insulation conical ring (3), c-type lifting device (9) and flap seat tool (8) hang stator
Base (4)；
9) by before tearing open label centering stator lead (1), insulating support (2), insulation conical ring (3) integral circumferential position, look for
The concentricity of positive insulation conical ring (3) and stator core (5)；
10) all bracket clamping plates (6) are installed；
11) restore the collecting pipe (7) for encouraging end cleaned out, complete stator lead (1) integral disassembly, assembly technical process.
Technical effect:
The present invention provides overall pulling downs before a kind of spot repair turbine generator stator core (5) to reassemble stator lead
(1), insulating support (2), insulate conical ring (3) process, repair method is simple and practical, high-efficient, guarantee repairing quality simultaneously
And reduce and repair the duration, specific effect is as follows:
1) after a kind of steam turbine generator runs a period of time at the scene, when stator core (5) damage needs to repair, it is necessary to
The stator lead (1), insulating support (2), insulation conical ring (3) of encouraging end are first removed under horizontal state at the scene, stator core (5)
Dress playback is put back by situ again after repairing completion；
2) first that stator lead (1), insulating support (2), insulation conical ring (3) is fully whole before repairing stator core (5)
It splits out, can reduce repairing work load, insulation components can also be avoided because disassembling difficult and damage caused by bonding together；
3) stator lead (1), insulating support (2), insulation conical ring (3) overall pulling down reassemble, can cancel again with addition of
Work insulating support (2) joint hole technical process, cancellation are again exhausted with various impregnation adaptive material technical process, cancellation dismantling impregnation
Edge screw rod technical process can simultaneously be effectively guarantees not change after entirety reassembles with each position dimension of stator core (5)
Become, solves the key of technology and quality；
4) stator lead (1), insulating support (2), insulation conical ring (3) entirety and stator iron are unlocked at bracket clamping plate (6)
The connection of the heart (5) can farthest guarantee that stator lead (1), insulating support (2), insulate the complete of conical ring (3) entirety
Property, farthest reduce workload；
5) use crane and c-type lifting device (9), stator lead (1), insulating support (2), insulation conical ring (3) integrally to
Out frame (4) moves outside, it is ensured that and it is consistent with base (4) center, with base (4) ring flat-plate apart from very little,
It is smoothly whole to split out stator lead (1), insulating support (2), insulation conical ring (3)；
6) after insulation conical ring (3) and brush holder platform (11) are top, rotatable stator lead (1), insulating support (2), insulation
Conical ring (3) is whole, is inclined outwardly top half, then moves up when moving outside to out frame (4), can be smoothly
Hang out stator lead (1), insulating support (2), insulation conical ring (3) entirety；
7) process of the invention is used, dismantling stator lead (1), insulating support (2), insulation conical ring (3) are eliminated
And the work of each insulation components, with stator lead (1), insulating support (2), insulation conical ring (3) position when eliminating back dress
Size and work with adaptive material thickness save and repair the duration；
8) process of the invention is used, stator lead (1), insulating support (2), insulation cone after dress may be implemented back
Ring (3) and out frame (4), stator core (5) positional relationship size with tear open before it is identical, ensure that the quality of repairing.
Detailed description of the invention
Fig. 1 tears pre-structure figure open
Fig. 2 stator lead, insulating support, insulation conical ring local structural graph
Fig. 3 stator lead and out frame positional relationship cross-section diagram
Fig. 4 tears structure chart after collecting pipe open
Fig. 5 lifting device and insulation conical ring connection figure
Fig. 6 lifting device connects enlarged drawing with insulation conical ring
Fig. 7 stator lead integral disassembly, assembly procedure chart 1
Fig. 8 stator lead integral disassembly, assembly procedure chart 2
Fig. 9 stator lead integral disassembly, assembly procedure chart 3
Whole interim place of Figure 10 stator lead is schemed
In attached drawing:
1, stator lead 2, insulating support 3, insulation conical ring
4, out frame 5, stator core 6, bracket clamping plate
7, collecting pipe 8, flap seat tool 9, c-type lifting device
10, tool screw rod 11, brush holder platform
Specific embodiment:
A kind of stator lead 1 of steam turbine generator, insulating support 2, the insulation horizontal overall pulling down of conical ring 3 reassemble technique.
Its processing step is as follows:
1) Fig. 1 is pressed, the placement status of stator, first has to an influence stator lead when being a kind of operation of steam turbine generator scene
The end collecting pipe 7 of encouraging of 1 overall pulling down is removed, and otherwise the gear of collecting pipe 7 spatially has an impact outside, according to 7 structure of collecting pipe,
The collecting pipe 7 for encouraging end is disconnected in top cutting disconnection, bottom dismantling, collecting pipe 7 is removed from out frame 4 and hangs stator
Base 4, the position of disconnection guarantee that stator lead 1, insulating support 2, insulation 3 overall pulling down of conical ring have enough spaces；
2) Fig. 2 is pressed, stator lead 1, insulating support 2, insulation 3 overall pulling down of conical ring reassemble technique, branch in structure
Frame clamping plate 6 is removed, and stator lead 1, insulating support 2,3 entirety of insulation conical ring may be implemented and disconnect with stator core 5；
3) Fig. 5 is pressed, assembles in 4 outer grip c-type lifting device 9 of out frame and flap seat tool 8, is sling with crane, adjustment is high
Flap seat tool 8 is encouraged into end inner hole to positive out frame 4 after degree and angle, flap seat tool 8 hangs in out frame 4 and encourages in end spaces；
4) in order to guarantee go back to the position after dress and before tearing open it is consistent, including the relative position of insulation conical ring 3 and stator core 5
Marking is carried out with marking pen and Steel Ruler in hole face；
5) Fig. 6 is pressed, in the case where flap seat tool 8 assembles firm situation by tool screw rod 10 and insulation conical ring 3, is hung with c-type
Holding tool 9 and flap seat tool 8 hang stator lead 1, insulating support 2,3 entirety of insulation conical ring, and striking clamping plate 6, breaks at this time
Open the connection with stator core 5；
6) Fig. 4 is pressed, the structure chart after collecting pipe 7 is removed, stator lead 1, insulating support 2, the whole shifting of insulation conical ring 3
Dynamic space；
7) Fig. 3 is pressed, stator lead 16 cusps and 4 positional relationship of out frame below, this position are stator leads 1, absolutely
Edge bracket 2, insulation 3 overall pulling down of conical ring reassemble the key of technical process；
8) Fig. 7 Fig. 8 Fig. 9 Figure 10 is pressed, translates c-type lifting device 9 along 4 inner hole centreline direction of out frame with crane, when
After insulation conical ring 3 and brush holder platform 11 are top, stator lead 1, insulating support 2, insulation 3 unitary rotation of conical ring, top half
It is rotated to outside out frame 4, then moves c-type lifting device 9 with crane, keep stator lead 1, insulating support 2, insulation conical ring 3 whole
Body moves up while movement to outside out frame 4, transports until stator lead 1, insulating support 2,3 entirety of insulation conical ring
Out frame 4 hangs stator lead 1 after placement location, insulating support 2, integral vertical type is faced after insulation conical ring 3 rotates integrally 90 °
When place；
6) after to 5 repair work of stator core, then with c-type lifting device 9 and flap seat tool 8 by process above process
Stator lead 1, insulating support 2,3 entirety of insulation conical ring are hung in out frame 4 by reverse operating；
7) stator lead 1, insulating support 2,3 entirety of insulation conical ring are pushed against stator core 5 and are fixed temporarily；
8) it insulate by label centering stator lead 1, insulating support 2, insulation 3 integral circumferential position of conical ring, the centering before tearing open
The concentricity of conical ring 3 and stator core 5；
9) all bracket clamping plates 6 are installed, the state before tearing open is restored to；
10) restore the collecting pipe 7 for encouraging end cleaned out, complete 1 integral disassembly, assembly technical process of stator lead.
10) restore the collecting pipe 7 for encouraging end cleaned out.
Claims (1)
1. a kind of horizontal integral disassembly, assembly technique of stator lead, it is characterized in that: including the following steps:
1) collecting pipe (7) for encouraging end is disconnected in top cutting disconnection, bottom dismantling, removes collecting pipe from out frame (4)
(7) and out frame (4) are hung out；
2) c-type lifting device (9) and flap seat tool (8) are assembled integrally and are lifted by crane standing, flap seat tool (8) enters stator
Seat (4) is encouraged in end spaces, and flap seat tool (8) and insulation conical ring (3) are connected and fixed with tool screw rod (10)；
3) circumferential relative position of insulation conical ring (3) and stator core (5) is carried out marking in inner hole surface；
4) the bracket clamping plate (6) that all insulating supports (2) for encouraging end are connect with stator core (5) is removed；
5) c-type lifting device (9) are translated along out frame (4) inner hole centreline direction with crane, when insulation conical ring (3) and brush holder
After platform (11) is top, stator lead (1), insulating support (2), insulation conical ring (3) unitary rotation, top half is to stator
Seat (4) rotates outside, then mobile c-type lifting device (9) with crane, makes stator lead (1), insulating support (2), insulation conical ring (3)
Entirety moves up while movement outside to out frame (4), until stator lead (1), insulating support (2), insulation conical ring
(3) whole to transport out frame (4), hang stator lead (1), insulating support (2), insulation conical ring (3) entirety after placement location
Rear integral vertical type is rotated by 90 ° temporarily to place；
6) after to stator core (5) repair work, then with c-type lifting device (9) and flap seat tool (8) stator lead
(1), insulating support (2), insulation conical ring (3) integrally hang in out frame (4)；
7) stator lead (1), insulating support (2), insulation conical ring (3) are integrally pushed against stator core (5) and are fixed temporarily；
8) flap seat tool (8) are removed from insulation conical ring (3), c-type lifting device (9) and flap seat tool (8) hang out frame
(4)；
9) exhausted by label centering stator lead (1), insulating support (2), insulation conical ring (3) integral circumferential position, the centering before tearing open
The concentricity of edge conical ring (3) and stator core (5)；
10) all bracket clamping plates (6) are installed；
11) restore the collecting pipe (7) for encouraging end cleaned out, complete stator lead (1) integral disassembly, assembly technical process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910292319.9A CN109951031A (en) | 2019-04-12 | 2019-04-12 | A kind of horizontal integral disassembly, assembly technique of stator lead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910292319.9A CN109951031A (en) | 2019-04-12 | 2019-04-12 | A kind of horizontal integral disassembly, assembly technique of stator lead |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109951031A true CN109951031A (en) | 2019-06-28 |
Family
ID=67014874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910292319.9A Pending CN109951031A (en) | 2019-04-12 | 2019-04-12 | A kind of horizontal integral disassembly, assembly technique of stator lead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109951031A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116317388A (en) * | 2023-05-16 | 2023-06-23 | 哈尔滨电机厂有限责任公司 | Technological method for assembling stator cone ring and wind shield of large-sized turbogenerator |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140230216A1 (en) * | 2013-02-15 | 2014-08-21 | Travis John Vitello | Method and apparatus for generator stator core separation |
| JP2014180093A (en) * | 2013-03-14 | 2014-09-25 | Hitachi Ltd | End cutting device of stator coil |
| CN108964367A (en) * | 2018-07-17 | 2018-12-07 | 哈尔滨电机厂有限责任公司 | Shielding is split out with the horizontal entirety of iron core and reassembles technique |
-
2019
- 2019-04-12 CN CN201910292319.9A patent/CN109951031A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140230216A1 (en) * | 2013-02-15 | 2014-08-21 | Travis John Vitello | Method and apparatus for generator stator core separation |
| JP2014180093A (en) * | 2013-03-14 | 2014-09-25 | Hitachi Ltd | End cutting device of stator coil |
| CN108964367A (en) * | 2018-07-17 | 2018-12-07 | 哈尔滨电机厂有限责任公司 | Shielding is split out with the horizontal entirety of iron core and reassembles technique |
Non-Patent Citations (2)
| Title |
|---|
| 山西省电力工业局编: "《电机检修：高级工》", 31 January 1999, 中国电力出版社 * |
| 机械工业技师考评培训教材编审委员会编: "《电机修理工技师培训教材》", 30 April 2001, 机械工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116317388A (en) * | 2023-05-16 | 2023-06-23 | 哈尔滨电机厂有限责任公司 | Technological method for assembling stator cone ring and wind shield of large-sized turbogenerator |
| CN116317388B (en) * | 2023-05-16 | 2023-08-18 | 哈尔滨电机厂有限责任公司 | Technological method for assembling stator cone ring and wind shield of large-sized turbogenerator |
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Application publication date: 20190628 |