CN105391259B - Large Rotor installation method and device - Google Patents

Large Rotor installation method and device Download PDF

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Publication number
CN105391259B
CN105391259B CN201510755150.8A CN201510755150A CN105391259B CN 105391259 B CN105391259 B CN 105391259B CN 201510755150 A CN201510755150 A CN 201510755150A CN 105391259 B CN105391259 B CN 105391259B
Authority
CN
China
Prior art keywords
rotor
transporting unit
body transporting
stator
arc shaped
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 - Fee Related
Application number
CN201510755150.8A
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Chinese (zh)
Other versions
CN105391259A (en
Inventor
郑海滨
于林杰
薛晓辉
彭宝安
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Research Institute Of No712 Research Institute Csic
Original Assignee
Qingdao Research Institute Of No712 Research Institute Csic
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qingdao Research Institute Of No712 Research Institute Csic filed Critical Qingdao Research Institute Of No712 Research Institute Csic
Priority to CN201510755150.8A priority Critical patent/CN105391259B/en
Publication of CN105391259A publication Critical patent/CN105391259A/en
Application granted granted Critical
Publication of CN105391259B publication Critical patent/CN105391259B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K15/00Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/16Centering rotors within the stator; Balancing rotors

Abstract

Large Rotor installation method and device are mainly used in the rotor installation of large-size machine, and it is mainly by body transporting unit A, body transporting unit B, body transporting unit C, body transporting unit D, transport vehicle, bridge crane, bottle gouard moved by hands, arc shaped slider, U-shaped fixing card composition;Body transporting unit A, body transporting unit B, body transporting unit C, body transporting unit D can be moved horizontally in the presence of external force and itself be carried jack, and jack can move up and down;U-shaped fixing card fixes arc shaped slider with armature spindle temporarily;Rotor installation main method be:Rotor is lifted by body transporting unit and bridge crane, pull bottle gouard moved by hands the arc shaped slider being temporarily installed on armature spindle is sent into stator, then rotor left end is by bridge crane load-bearing, rotor in stator is by arc shaped slider load-bearing, pull after rotor all pulls in stator by bottle gouard moved by hands, remove arc shaped slider, then rotor is moved into installation station with bridge crane and body transporting unit, rotor bearing is finally installed, installment work is completed.

Description

Large Rotor installation method and device
Technical field
Present invention is mainly used for the installation of the rotor of large-size machine.
Background technology
I need to be installed in motor stator at one Large Rotor of unit laboratory, and laboratory only has 40 tons of bridges Formula crane, the rotor that need to be installed are conducted oneself with dignity 56 tons, and rotor need to be inserted in stator by one end(Stator is non-removable), Obviously can not be mounted the rotor to traditional method in stator.
The content of the invention
The present invention solves above mentioned problem, and it is mainly by body transporting unit A4, body transporting unit B13, body transporting unit C14, body transporting unit D9, fortune Defeated car 5, bridge crane 6, bottle gouard moved by hands 7, arc shaped slider 8, U-shaped fixing card 11 form;Body transporting unit A4, body transporting unit B13, movement Device C14, body transporting unit D9 itself carry jack, and jack can move up and down, body transporting unit A4, body transporting unit B13, body transporting unit C14, body transporting unit D9 can be moved horizontally in the presence of external force;U-shaped fixing card 11 is by the rotor of arc shaped slider 8 and rotor 1 Axle 12 is fixed temporarily;The installation steps of rotor 1 are mainly as follows:Step 1: rotor 1 is transported to laboratory by transport vehicle 5 It is interior, the tail end of transport vehicle 5 is aligned to the axis direction of motor stator 2, and by the tail end of transport vehicle 5 close proximity to motor coagulation Earth foundation 10, then on the platform of transport vehicle 5, body transporting unit A4 and body transporting unit B13 is laid at the lower section both ends of rotor 1, is being turned The bottom installation arc shaped slider 8 of the armature spindle 12 of son 1, and it is with U-shaped fixing card 11 that arc shaped slider 8 and armature spindle 12 is temporarily solid It is fixed, the steel wire rope of bottle gouard moved by hands 7 is penetrated on the right side of the hole of motor stator 2, left side passes, and temporarily solid with the right-hand member of rotor 1 It is fixed;Step 2: jacking up body transporting unit A4 and body transporting unit B13 jack, make axis of the axis of rotor 1 substantially with stator 2 Above-below direction overlaps, while anterior-posterior translation body transporting unit A4 and body transporting unit B13, before making the center line of rotor 1 and the center line of stator 2 Rear pumps the sleeper of interim fixed rotor 1 on transport vehicle 5, pulls bottle gouard moved by hands 7, make rotor 1 slowly to stator 2 to coincidence Direction is moved to body transporting unit B13 close to motor concrete foundation 10, and now the front section of rotor 1 has been moved to motor concrete The top on basis 10, body transporting unit is laid in the plane of motor concrete foundation 10 and below the right-hand member position of rotor 1 C14, while the hoisting wirerope of bridge crane 6 is tied to the left end position of rotor 1;Step 3: slowly lift overhead traveling crane The hoisting wirerope of machine 6, the synchronous jack for jacking up body transporting unit C14, makes the axis of rotor 1 be overlapped with the axis of stator 2, Body transporting unit A4 and body transporting unit B13 is removed, drive away transport vehicle 5, and now the weight of rotor 1 is held by bridge crane 6 and body transporting unit C14 Load;Step 4: bottle gouard moved by hands 7 first is pulled in the bottom coating butter of arc shaped slider 8, while the cooperation of bridge crane 6 moves to right, Rotor 1 will be moved slowly into the hole of stator 2, until arc shaped slider 8 has entered in the hole of stator 2 substantially, now body transporting unit C14 Close to the aperture of stator 2, decline body transporting unit C14 jack, make the complete stress in the hole of stator 2 of arc shaped slider 8, now The total weight of rotor 1 is undertaken by bridge crane 6 and arc shaped slider 8, then removes body transporting unit C14;Step 5: continue to pull Bottle gouard moved by hands 7, while bridge crane 6 coordinates and slowly moved to right, rotor 1 is under the slip effect of arc shaped slider 8 to the hole of stator 2 Inside continue to move to right, until arc shaped slider 8 has slided into the aperture of stator 2, stop bottle gouard moved by hands 7 and bridge crane 6 stops, now The right-hand member armature spindle 12 of rotor 1 has moved into the top of the motor concrete foundation 10 of right-hand member;Step 6: in the motor coagulation of right-hand member In the plane of earth foundation 10, body transporting unit D9 is laid in the lower section of the right-hand member armature spindle 12 of rotor 1, pico- to jack up the very heavy of body transporting unit D9 Top, makes arc shaped slider 8 be not subjected to the gravity of rotor 1, now the weight of rotor 1 is undertaken by bridge crane 6 and body transporting unit D9; Step 7: continuing to pull bottle gouard moved by hands 7, arc shaped slider 8 is set to be fully removed in the hole of stator 2;Step 8: arc shaped slider 8 is removed, Remove the right-hand member of rotor 1 bottle gouard moved by hands 7, by bottle gouard moved by hands 7 be arranged on rotor 1 left end, pull bottle gouard moved by hands 7, make rotor 1 to The left side is moved, until rotor 1 is completely in correctly installation station;Step 9: the rotor bearing 3 of installation left end;Step 10: by In the installation station for the rotor bearing 3 that right-hand member has been blocked in step 9 body transporting unit D9, the rotor bearing 3 of right-hand member can not be installed, first Lay down hoisting wirerope of the bridge crane 6 in the left end of rotor 1, the right-hand member of gantry travel(l)er 6 to rotor 1, in rotor 1 Hoisting wirerope is bundled on right-hand member armature spindle 12, and rises hoisting wirerope slightly, makes body transporting unit D9 no longer stress, Ran Houyi Body transporting unit 9 is walked, the rotor bearing 3 of right-hand member is installed, the hoisting wirerope of bridge crane 6 is fallen and removes hoisting wirerope, it is whole The installment work of individual rotor 1 is fully completed;Need to illustrate:The material of arc shaped slider 8 is wooden either other compared with steel hardness Small material manufacture, primarily to damaging stator inner surface when avoiding arc shaped slider 8 from being slided in stator.
Brief description of the drawings
Description of reference numerals:1- rotors, 2- stators, 3- rotor bearings, 4- body transporting units A, 5- transport vehicle, 6- bridge-types Crane, 7- bottle gouards moved by hands, 8- arc shaped sliders, 9- body transporting units D, 10- motor concrete foundation, 11-U type fixing cards, 12- Armature spindle, 13- body transporting units B, 14- body transporting unit C.
Fig. 1 is rotor elevation of the present invention.
Fig. 2 is the schematic diagram that rotor of the present invention loads after stator.
Fig. 3 is the schematic diagram of installation steps one of the present invention.
Fig. 4 is the schematic diagram of installation steps two of the present invention.
Fig. 5 is the schematic diagram of installation steps three of the present invention.
Fig. 6 is the schematic diagram of installation steps four of the present invention.
Fig. 7 is the schematic diagram of installation steps five of the present invention.
Fig. 8 is the schematic diagram of installation steps six of the present invention.
Fig. 9 is the schematic diagram of installation steps seven of the present invention.
Figure 10 is the schematic diagram of installation steps eight of the present invention.
Figure 11 is the schematic diagram of installation steps nine of the present invention.
Figure 12 is the schematic diagram of installation steps ten of the present invention.
Figure 13 is the diagrammatic cross-section that arc shaped slider 8 of the present invention is fixed with armature spindle 12.
Embodiment
The embodiment of the present invention has been described in detail in the content of the invention, is not repeated herein, needs to illustrate:Body transporting unit Ground tank is commonly called as, is the common instrument in lifting field.

Claims (2)

1. Large Rotor installation method and device, it is characterized in that:It is mainly by body transporting unit A(4), body transporting unit B(13), movement Device C(14), body transporting unit D(9), transport vehicle(5), bridge crane(6), bottle gouard moved by hands(7), arc shaped slider(8), U-shaped fixing card (11)Composition;Body transporting unit A(4), body transporting unit B(13), body transporting unit C(14), body transporting unit D(9)Itself jack is carried, and it is very heavy Top can move up and down, body transporting unit A(4), body transporting unit B(13), body transporting unit C(14), body transporting unit D(9)Can be in the work of external force Moved horizontally under;U-shaped fixing card(11)By arc shaped slider(8)With rotor(1)Armature spindle(12)It is interim fixed;Rotor(1) Installation steps it is mainly as follows:Step 1: by transport vehicle(5)By rotor(1)It is transported in laboratory, by transport vehicle(5) Tail end alignment motor stator(2)Axis direction, and by transport vehicle(5)Tail end close proximity to motor concrete foundation (10), then in transport vehicle(5)Platform on, rotor(1)Lower section both ends lay body transporting unit A(4)And body transporting unit B(13), In rotor(1)Armature spindle(12)Bottom installation arc shaped slider(8), and with U-shaped fixing card(11)By arc shaped slider(8)With turning Sub- axle(12)It is interim fixed, by bottle gouard moved by hands(7)Steel wire rope from motor stator(2)Hole on the right side of penetrate, left side passes, and with Rotor(1)Right-hand member fix temporarily;Step 2: jack up body transporting unit A(4)With body transporting unit B(13)Jack, make rotor(1)'s Axis is substantially and stator(2)Axis above-below direction overlap, while anterior-posterior translation body transporting unit A(4)And body transporting unit B(13), Make rotor(1)Center line and stator(2)Center line fore-and-aft direction overlap, pump transport vehicle(5)Upper interim fixed rotor(1) Sleeper, pull bottle gouard moved by hands(7), make rotor(1)Slowly to stator(2)Direction is moved to body transporting unit B(13)Mixed close to motor Solidifying earth foundation(10), now rotor(1)Front section have been moved to motor concrete foundation(10)Top, in motor coagulation Earth foundation(10)Plane on and in rotor(1)Right-hand member position below lay body transporting unit C(14), while by bridge crane (6)Hoisting wirerope tie rotor(1)Left end position;Step 3: slowly lift bridge crane(6)Lifting steel wire Rope, it is synchronous to jack up body transporting unit C(14)Jack, make rotor(1)Axis and stator(2)Axis overlap, remove Transport device A(4)And body transporting unit B(13), drive away transport vehicle(5), now rotor(1)Weight by bridge crane(6)With body transporting unit C (14)Undertake;Step 4: first in arc shaped slider(8)Bottom coating butter, pull bottle gouard moved by hands(7), while bridge crane (6)Cooperation moves to right, rotor(1)Will be slowly to stator(2)Hole in move, until arc shaped slider(8)Enter stator substantially(2) Hole in, now body transporting unit C(14)Close to stator(2)Aperture, decline body transporting unit C(14)Jack, make arc shaped slider (8)In stator(2)Hole in complete stress, now rotor(1)Total weight by bridge crane(6)And arc shaped slider(8) Undertake, then remove body transporting unit C(14);Step 5: continue to pull bottle gouard moved by hands(7), while bridge crane(6)Coordinate slow Move to right, rotor(1)In arc shaped slider(8)Slip effect under to stator(2)Hole in continue to move to right, until arc shaped slider(8) Stator is slided into(2)Aperture, stop bottle gouard moved by hands(7)And bridge crane(6)Stop, now rotor(1)Right-hand member rotor Axle(12)Have moved into the motor concrete foundation of right-hand member(10)Top;Step 6: in the motor concrete foundation of right-hand member(10) Plane on, rotor(1)Right-hand member armature spindle(12)Lower section lay body transporting unit D(9), it is pico- to jack up body transporting unit D(9)It is very heavy Top, makes arc shaped slider(8)It is not subjected to rotor(1)Gravity, now rotor(1)Weight by bridge crane(6)And movement Device D(9)Undertake;Step 7: continue to pull bottle gouard moved by hands(7), make arc shaped slider(8)It is fully removed stator(2)Hole in;Step 8th, arc shaped slider is removed(8), remove rotor(1)The bottle gouard moved by hands of right-hand member(7), by bottle gouard moved by hands(7)Installed in rotor(1)'s Left end, pull bottle gouard moved by hands(7), make rotor(1)Moved to the left side, until rotor(1)It is completely in correctly installation station;Step Rapid nine, the rotor bearing of left end is installed(3);Step 10: due in step 9 body transporting unit D(9)The rotor bearing of right-hand member is blocked (3)Installation station, the rotor bearing of right-hand member(3)It can not install, first lay down bridge crane(6)In rotor(1)Left end rises Hang steel wire rope, gantry travel(l)er(6)To rotor(1)Right-hand member, in rotor(1)Right-hand member armature spindle(12)Upper binding lifting Steel wire rope, and hoisting wirerope is risen slightly, make body transporting unit D(9)No longer stress, then remove body transporting unit(9), right-hand member is installed Rotor bearing(3), fall bridge crane(6)Hoisting wirerope and remove hoisting wirerope, whole rotor(1)Installation Work is fully completed.
2. Large Rotor installation method according to claim 1 and device, it is characterized in that described arc shaped slider(8) Material be it is wooden either other material manufactures small compared with steel hardness.
CN201510755150.8A 2015-11-09 2015-11-09 Large Rotor installation method and device Expired - Fee Related CN105391259B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510755150.8A CN105391259B (en) 2015-11-09 2015-11-09 Large Rotor installation method and device

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Application Number Priority Date Filing Date Title
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CN105391259B true CN105391259B (en) 2018-02-13

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106429804B (en) * 2016-09-30 2017-12-22 武船重型工程股份有限公司 A kind of high-altitude handling method of heavy pin shaft
CN107009134B (en) * 2017-05-22 2023-08-04 永城煤电控股集团有限公司 Special tool for dismounting magnetic pole winding of large alternating current synchronous motor
CN108988594A (en) * 2018-08-30 2018-12-11 湖北思泽新能源科技有限公司 A kind of large-scale generator rotor installation method
CN108964380A (en) * 2018-09-06 2018-12-07 湖北思泽新能源科技有限公司 The rotor board migration device of large-scale generator rotor installation method
CN112054638B (en) * 2020-07-20 2022-03-11 中国神华能源股份有限公司国华电力分公司 Coal pulverizer motor rotor dismounting device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103683760A (en) * 2012-09-24 2014-03-26 中国二十冶集团有限公司 Adjustment tool for large-motor rotor and stator
CN204258569U (en) * 2014-11-05 2015-04-08 中石化第四建设有限公司 Single-bearing machine rotor adjustable support instrument

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5658760A (en) * 1979-10-19 1981-05-21 Toshiba Corp Centering of vertical shaft rotary machine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103683760A (en) * 2012-09-24 2014-03-26 中国二十冶集团有限公司 Adjustment tool for large-motor rotor and stator
CN204258569U (en) * 2014-11-05 2015-04-08 中石化第四建设有限公司 Single-bearing machine rotor adjustable support instrument

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