阅读说明：本技术 一种吊装设备及其施工方式 (Hoisting equipment and construction method thereof ) 是由 敖开诚 杨凯 鱼水源 史红亮 刘忠君 卫江杰 于 2021-09-22 设计创作，主要内容包括：本申请涉及一种吊装设备及其使用方式,涉及吊装施工的领域,其包括一种吊装设备,吊装设备包括行车、液压千斤顶,液压千斤顶设置于行车上、扁担梁与液压千斤顶固定连接,扁担梁上设置有吊钩；还包括一种施工方式,将液压千斤顶安装于行车上；将扁担梁与液压千斤顶连接,启动液压千斤顶,通过液压千斤顶吊起扁担梁,扁担梁带动吊钩起吊；本申请具有便于对发电机定子进行吊装的效果。(The application relates to a hoisting device and a use mode thereof, relates to the field of hoisting construction, and comprises the hoisting device, wherein the hoisting device comprises a travelling crane and a hydraulic jack, the hydraulic jack is arranged on the travelling crane, a shoulder pole beam is fixedly connected with the hydraulic jack, and a lifting hook is arranged on the shoulder pole beam; the construction method is characterized in that the hydraulic jack is arranged on the travelling crane; connecting the shoulder pole beam with a hydraulic jack, starting the hydraulic jack, hoisting the shoulder pole beam by the hydraulic jack, and driving the lifting hook to hoist by the shoulder pole beam; this application has the effect of being convenient for hoist and mount generator stator.)

1. A lifting device, comprising:

a travelling crane (2);

the lifting device comprises at least two hydraulic jacks (3), wherein the hydraulic jacks (3) are arranged on the travelling crane (2), and each hydraulic jack (3) is provided with a plurality of lifting steel cables (31);

the lifting steel cable (31) is fixedly connected with the shoulder pole beam (4), and the shoulder pole beam (4) is provided with a lifting hook (5).

2. Hoisting device according to claim 1, wherein the travelling crane (2) comprises two beams (21), the beams (21) are provided with ribs (211), the ribs (211) are provided with rest beams (212), the rest beams (212) span the two beams (21), two ends of the rest beams (212) are provided with protrusions (2121), the two ribs (211) are located between the two protrusions (2121) on the rest beams (212), the protrusions (2121) are used for abutting against the ribs (211), and the hydraulic jacks (3) are arranged on the rest beams (212).

3. A hoisting device as claimed in claim 1 or 2, characterized in that there are two hydraulic jacks (3), that there are wing plates (41) at both ends of the spreader beam (4), that the lower end walls of the wing plates (41) are located above the lower end wall of the spreader beam (4), and that the lifting wire (31) on one of the hydraulic jacks (3) is fixedly connected to one of the wing plates (41).

4. A hoisting device as claimed in claim 1, characterized in that the hook (5) comprises a fixed part (51) and a movable part (52), the fixed part (51) is tied to the carrying pole beam (4), the movable part (52) is rotatably connected to the fixed part (51), the rotation axis of the movable part (52) is arranged in the vertical direction, and the movable part (52) is used for hooking the lifting rope (13).

5. Hoisting device according to claim 4, wherein a stop member (5122) is slidably connected to the fixed portion (51), the stop member (5122) slides in the vertical direction, an abutting member (5211) is provided on the movable portion (52), a notch (5212) is opened on the abutting member (5211), the notch (5212) opens the sidewall of the abutting member (5211) in the vertical direction, and the stop member (5122) is used for being inserted into the notch (5212).

6. Hoisting device according to claim 5, wherein a stop plate (5123) is arranged at one end of the limiting member (5122) close to the travelling crane (2), a supporting member (5124) is slidably connected to the fixing portion (51), the supporting member (5124) slides in a direction close to or away from the limiting member (5122), and the supporting member (5124) is used for abutting against the stop plate (5123).

7. A hoisting device as claimed in any one of claims 4 to 6, characterized by further comprising a pulling member (6), wherein one pulling member (6) is fixedly connected to each of the two ends of the travelling crane (2), a pulling cable (61) is provided on the pulling member (6), the pulling cable (61) is used for connecting the protruding columns (11), and the pulling member (6) is used for driving the generator stator (1) to rotate.

8. Hoisting device according to claim 7, characterized in that the pulling member (6) is a hoisting machine.

9. Hoisting device according to claim 7, wherein the movable end of the pulling cable (61) is provided with a tightening assembly (7), the tightening component (7) comprises a tightening steel cable (71), a movable piece (72) and a telescopic piece (73), the tightening steel cable (71) is annular, the pulling steel cable (61) is fixedly connected with the tightening steel cable (71), two sections of the tightening steel cable (71) penetrate through the movable piece (72), the telescopic piece (73) comprises four straight rods (731), the four straight rods (731) are hinged end to form a quadrangle, the telescopic piece (73) is positioned on one side of the movable piece (72) close to the pulling steel cable (61), one hinged end of the telescopic piece (73) is connected with the movable piece (72), and two straight rods (731) far away from the movable piece (72) are fixedly connected with the tightening steel cable (71).

10. A construction method comprising a hoisting device as claimed in any one of claims 1 to 9, the steps of:

s1: installing a hydraulic jack (3) on the travelling crane (2);

s2: the carrying pole beam (4) is connected with the hydraulic jack (3) through a lifting steel cable (31);

s3: the generator stator (1) is hooked on a lifting hook (5) on the shoulder pole beam (4);

s4: the hydraulic jack (3) is started, the shoulder pole beam (4) is hoisted through the hydraulic jack (3), and the shoulder pole beam (4) drives the lifting hook (5) to hoist.

Technical Field

The application relates to the field of hoisting construction, in particular to hoisting equipment and a using mode thereof.

Background

Some factory buildings can only install the generator stator after being closed, so can only accomplish the operation task of generator stator hoist and mount in the factory building, generally install lifting hook bridge crane in the factory building, but some generator stator weight far exceeds the rated load of driving a vehicle far away, can't directly realize the hoist and mount of generator stator.

Referring to fig. 1, in the related art, two protruding columns 11 are respectively disposed on two sides of a generator stator 1, a disc 12 is disposed on one side of each protruding column 11 away from a housing of the generator stator 1, a diameter of the disc 12 is greater than a diameter of each protruding column 11, and a lifting rope 13 is connected to each two protruding columns 11.

An operator typically uses a crane in conjunction with a crawler crane to lift the generator stator into position.

In view of the above-mentioned related technologies, the inventor believes that the implementation is difficult, the cost is high, the time is long and the hoisting of the generator stator is inconvenient by adopting the crawler crane and the travelling crane in cooperation.

Disclosure of Invention

In order to facilitate hoisting of the generator stator, the application provides hoisting equipment and a using mode thereof.

The application provides a lifting device and application method thereof adopts following technical scheme:

in a first aspect, the present application provides a hoisting device, which adopts the following technical scheme:

a hoisting device comprises a travelling crane; the hydraulic jacks are arranged on the travelling crane, and each hydraulic jack is provided with a plurality of lifting steel cables; the lifting steel cable is fixedly connected with the shoulder pole beam, and the shoulder pole beam is provided with a lifting hook.

By adopting the technical scheme, when goods need to be lifted, the lifting steel cable is lifted through the plurality of hydraulic jacks, the lifting steel cable pulls the shoulder pole beam, the shoulder pole beam drives the lifting hook to move, and the lifting hook pulls the lifting rope; the plurality of hydraulic jacks can be used for hoisting better, so that the possibility of breakage of the hoisting steel cable is reduced; the existence of the shoulder pole beam is convenient for a plurality of hydraulic jacks to simultaneously lift one generator stator; when the driving itself can't hoist heavy generator stator, through this scheme, be convenient for hoist generator stator.

Optionally, the traveling crane includes two beams, each beam is provided with a rib, a shelving beam is placed on each rib, the shelving beam spans the two beams, two ends of the shelving beam are provided with protrusions, the two ribs are located between the two protrusions on the shelving beam, the protrusions are used for abutting against the ribs, and the hydraulic jack is arranged on the shelving beam.

By adopting the technical scheme, when the hydraulic jack is installed, the travelling crane is generally provided with two cross beams, so that the placing beam is placed on the two cross beams, and then the hydraulic jack is installed on the placing beam, so that the hydraulic jack is convenient to install; the arrangement of the ribs and the protrusions is used for limiting the shelving beam, so that the possibility that the shelving beam slides on the cross beam is reduced, and potential safety hazards during operation are reduced.

Optionally, two hydraulic jacks are provided, wing plates are provided at both ends of the carrying pole beam, the lower end wall of each wing plate is located above the lower end wall of the carrying pole beam, and the lifting steel cable on one hydraulic jack is fixedly connected with one wing plate.

By adopting the technical scheme, when the lifting steel cable is connected, the lifting steel cable needs to penetrate through the shoulder pole beam and then is fixed tightly, if the lifting steel cable is directly connected to the shoulder pole beam, the original lifting stress point of the shoulder pole beam is positioned at the bottom of the beam, and because the stress area is smaller when the lifting steel cable pulls the shoulder pole beam, the shoulder pole beam can overturn in the actual use process of engineering, so that the shoulder pole beam is modified and lengthened, the wing plates are connected to the two ends of the original shoulder pole beam, the lifting steel cable penetrates through the wing plates and is fixedly connected with the wing plates, the stress point of the shoulder pole beam moves upwards, the gravity center of the shoulder pole beam is positioned below the stress point, and the possibility of overturning of the shoulder pole beam is reduced.

Optionally, the lifting hook includes fixed part and movable part, the fixed part bind in on the shoulder pole roof beam, the movable part with the fixed part rotates to be connected, the axis of rotation of movable part sets up along vertical direction, the movable part is used for the hook lifting rope.

Through adopting above-mentioned technical scheme, promote the back when generator stator atress, need adjust generator stator's angle to the later stage can directly install, consequently can rotate relatively between fixed part and movable part, the fixed part is connected on the shoulder pole roof beam, and the movable part is used for hook generator stator, and after generator stator was hung up, can adjust generator stator's angle, the follow-up installation of being convenient for.

Optionally, the fixed part is connected with a limiting part in a sliding manner, the limiting part slides in the vertical direction, the movable part is provided with a supporting part, the supporting part is provided with a notch, the notch is communicated with the side wall of the supporting part in the vertical direction, and the limiting part is inserted into the notch.

Through adopting above-mentioned technical scheme, when needs carry on spacingly to the rotation of moving part, realize through the butt between locating part and breach inner wall, when the moving part rotates, the locating part carries out the butt with the upper surface of butt piece earlier, when the locating part rotates to the breach position department of butt piece, in the locating part inserts the breach, locating part and breach inner wall butt this moment to this rotation that hinders the movable part.

Optionally, one end of the limiting part close to the traveling crane is provided with a baffle, the fixing part is connected with a supporting part in a sliding manner, the supporting part slides along the direction close to or away from the limiting part, and the supporting part is used for abutting against the baffle.

Through adopting above-mentioned technical scheme, under many circumstances, constructor can't confirm the rotation degree of moving part, consequently can't directly carry on spacingly through the butt effect between butt piece and the breach inner wall to the movable part, need rely on the manpower later stage to adjust, under this kind of circumstances, will avoid the locating part to rotate the process to produce the interference to the movable part, consequently, set up support piece and support the locating part, reduce the locating part gliding influence and rotate the pivoted possibility of portion.

Optionally, the power generator further comprises a pulling part, two ends of the traveling crane are respectively and fixedly connected with the pulling part, a pulling steel cable is arranged on the pulling part and used for connecting the protruding columns, and the pulling part is used for driving the power generator stator to rotate.

Through adopting above-mentioned technical scheme, among the correlation technique, constructor rotates the rotation that realizes the movable part through the manpower usually, and this kind of rotation mode is wasted time and energy, consequently sets up and draws the piece, draws generator stator through drawing the piece to this kind of mode drive generator stator rotates, has saved manpower, rotates the movable part when being convenient for construct.

Optionally, the pulling member is a winch.

Through adopting above-mentioned technical scheme, the hoist engine can realize this application and draw the required effect of piece, and the hoist engine is easily purchased, the installation of being convenient for, chooses for use the hoist engine as drawing the piece, is one of the preferred scheme of this application.

Optionally, the expansion end of pulling cable wire is equipped with tightens up the subassembly, tighten up the subassembly including tightening up cable wire, moving part and extensible member, it is cyclic annular to tighten up the cable wire, the pulling cable wire with tighten up cable wire fixed connection, two sections of tightening up the cable wire all pass the moving part, the extensible member includes four straight-bars, four the straight-bar end to end articulates and encloses into a quadrangle, the extensible member is located the moving part is close to one side of pulling cable wire, a hinged end of extensible member with the moving part is connected, keeps away from two of moving part the straight-bar with tighten up cable wire fixed connection.

By adopting the technical scheme, when constructors need to rotate the generator stator by means of the pulling piece, the pulling steel cable needs to be connected with the protruding column, direct binding is unrealistic, and the risk of disconnection exists, so that a tightening assembly is selected for sleeving; tighten up the cable wire cover earlier outside protruding post, then press the extensible member, play the pushing action to the moving part through the extensible member, will overlap the cable wire that tightens up outside protruding post through the moving part and tighten up, because the extensible member is kept away from two straight-bars of moving part and is tightened up the cable wire and be connected, consequently tighten up in case taut the cable wire, the moving part just is in the state of being supported by the extensible member always, tighten up the cable wire cover and just lock protruding post constantly in the part outside protruding post, because the existence of disc, it can not drop from protruding post to tighten up the cable wire, make the connection between pulling cable wire and generator stator more firm.

In a second aspect, the present application provides a construction method, which adopts the following technical scheme:

a construction mode comprises a hoisting device and comprises the following steps:

s1: mounting a hydraulic jack on the travelling crane;

s2: connecting the shoulder pole beam with a hydraulic jack through a lifting steel cable;

s3: hanging a generator stator hook on a lifting hook on a shoulder pole beam;

s4: and starting the hydraulic jack, and hoisting the shoulder pole beam by the hydraulic jack, wherein the shoulder pole beam drives the lifting hook to hoist.

Through adopting above-mentioned technical scheme, when the driving itself can't hoist heavy generator stator, can install hydraulic jack on the driving, through hydraulic jack hoist and mount, be convenient for hoist motor stator.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the hydraulic jack is matched with the shoulder pole beam, and when the travelling crane cannot lift the generator stator, the generator stator is conveniently lifted through the hydraulic jack;

2. the matching between the bulges and the ribs reduces the possibility of position deviation of the laying beam, and is convenient for the limit installation of the hydraulic jack;

3. the pulling piece is convenient for rotating the generator stator;

4. the tightening assembly makes the connection between the pulling cable and the generator stator more tight.

Drawings

FIG. 1 is a schematic structural diagram of a related art of the present application;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application, intended to represent a state of use;

fig. 3 is a schematic structural view of the shoulder pole beam according to the embodiment of the present application;

FIG. 4 is an enlarged view at A in FIG. 2;

FIG. 5 is a schematic structural view of a support member according to an embodiment of the present application;

FIG. 6 is a schematic structural view of a pulling member according to an embodiment of the present application;

fig. 7 is an enlarged view at B in fig. 2.

Description of reference numerals: 1. a generator stator; 11. a raised post; 12. a disc; 13. a lifting rope; 2. driving a vehicle; 21. a cross beam; 211. a rib; 212. placing the beam; 2121. a protrusion; 3. a hydraulic jack; 31. hoisting a steel cable; 4. a shoulder pole beam; 41. a wing plate; 42. a gusset; 5. a hook; 51. a fixed part; 511. binding the joint; 512. a joint; 5121. an extension block; 5122. a limiting member; 5123. a baffle plate; 5124. a support member; 52. a movable portion; 521. a connecting rod; 5211. an abutting member; 5212. a notch; 522. a hook body; 6. a pulling member; 61. pulling the steel cable; 7. a tightening assembly; 71. tightening the steel cable; 72. a movable member; 73. a telescoping member; 731. a straight rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

Referring to fig. 1, in the related art, two protruding columns 11 are respectively disposed on two sides of a generator stator 1, a circular disc 12 is disposed on one side of each protruding column 11 away from the generator stator 1, the diameter of the circular disc 12 is greater than that of each protruding column 11, and each two protruding columns 11 are connected with a lifting rope 13.

The embodiment of the application discloses lifting device.

Referring to fig. 2, 3 and 4, a lifting apparatus comprises a travelling crane 2, a hydraulic jack 3, a carrying pole beam 4, a hook 5 and a pulling member 6.

Referring to fig. 2 and 3, the traveling crane 2 includes two long-strip-shaped beams 21, long-strip-shaped ribs 211 are respectively arranged on the two beams 21, and the length direction of the ribs 211 is consistent with the length direction of the beams 21; the rib 211 is provided with two rectangular parallelepiped rest beams 212, the two rest beams 212 are distributed along the length direction of the cross beam 21, each rest beam 212 spans the two cross beams 21, the length direction of the rest beam 212 is consistent with the length direction of the cross beam 21, two ends of the rest beam 212 are provided with protrusions 2121, the protrusions 2121 extend towards one side close to the cross beam 21, the two ribs 211 are located between the two protrusions 2121 on each rest beam 212, and the protrusions 2121 are used for abutting against the rib 211.

Referring to fig. 2 and 3, in the present embodiment, two hydraulic jacks 3 are provided, two hydraulic jacks 3 are distributed along the length direction of the cross beam 21, one hydraulic jack 3 is fixedly connected to one rest beam 212 through a bolt and a nut, and in other embodiments, three hydraulic jacks 3 and 212 may be provided; the hydraulic jacks 3 are lifting jacks, each hydraulic jack 3 is provided with a plurality of lifting steel cables 31, and the lifting steel cable 31 on each hydraulic jack 3 penetrates through the rest beam 212 below the hydraulic jack 3.

Referring to fig. 2 and 3, the carrying pole beam 4 is long, the two ends of the carrying pole beam 4 are both provided with wing plates 41, the thickness of the wing plates 41 is smaller than that of the carrying pole beam 4, the upper plate surface of the wing plates 41 is parallel to the upper plate surface of the carrying pole beam 4, the lower end wall of the wing plates 41 is positioned above the lower end wall of the carrying pole beam 4, and a lifting steel cable 31 on a hydraulic jack 3 passes through one wing plate 41 and is connected with the wing plate 41; the wing plates 41 are welded with the carrying pole beam 4, corner plates 42 are welded on two sides of each wing plate 41, each corner plate 42 is a right-angle triangular plate, one right-angle edge of each corner plate 42 is welded with the corresponding wing plate 41, the other right-angle edge of each corner plate 42 is welded with the corresponding carrying pole beam 4, each corner plate 42 is located below the corresponding wing plate 41, and each corner plate 42 is used for supporting the corresponding wing plate 41.

Referring to fig. 4 and 5, the hook 5 includes a fixed portion 51 and a movable portion 52, the fixed portion 51 includes a binding portion 511 and a connection portion 512, the binding portion 511 is bound to the shoulder pole beam 4 through a reinforcing steel rope, the connection portion 512 is welded below the binding portion 511, an extension block 5121 is welded to the connection portion 512, a cylindrical limiting member 5122 is penetrated through the extension block 5121, the limiting member 5122 is slidably connected to the extension block 5121, an axis of the limiting member 5122 and a sliding direction of the limiting member 5122 are both arranged along a vertical direction, a disc-shaped baffle 5123 is coaxially welded to one end of the limiting member 5122 close to the binding portion 511, and a diameter of the baffle 5123 is greater than that of the limiting member 5122; the movable portion 52 is rotatably connected to the fixed portion 51, and the rotation axis of the movable portion 52 is arranged in the vertical direction.

Referring to fig. 4 and 5, a supporting member 5124 is slidably connected to the extending block 5121, the supporting member 5124 is a rectangular parallelepiped strip-shaped block, the length direction of the supporting member 5124 is arranged along the vertical direction, the supporting member 5124 and the extending block 5121 are slidably connected through a dovetail groove and a dovetail block, the sliding direction of the supporting member 5124 is arranged along the horizontal direction, the supporting member 5124 slides along the direction close to or away from the limiting member 5122, one end of the supporting member 5124 is slidably connected to the extending block 5121, and the other end of the supporting member 5124 is used for abutting against the baffle 5123, when the supporting member 5124 slides towards the direction close to the limiting member 5122, the supporting member 5124 abuts against the baffle 5123, and when the supporting member 5124 starts towards the direction away from the limiting member 5122, the supporting member 5124 does not abut against the baffle 5123.

Referring to fig. 4 and 5, the movable portion 52 includes a connecting rod 521 and a hook 522, the hook 522 is used for hooking the lifting rope 13, the connecting rod 521 is a cylindrical rod, an axis of the connecting rod 521 is consistent with a rotation axis of the movable portion 52, a disc-shaped abutting member 5211 is coaxially welded outside the connecting rod 521, a notch 5212 is formed in the abutting member 5211, the notch 5212 opens a sidewall of the abutting member 5211 in a vertical direction, and the notch 5212 is used for inserting the limit member 5122; when the supporting member 5124 abuts against the blocking plate 5123, one end of the limiting member 5122 close to the abutting member 5211 is located above the abutting member 5211.

Referring to fig. 6, each cross beam 21 is fixedly connected with one pulling member 6 through a screw, the two pulling members 6 are located at two ends of the traveling crane 2 in the length direction, in this embodiment, the pulling member 6 is a winch, in other embodiments, the pulling member 6 is an electric hoist, and the pulling member 6 is provided with a pulling steel cable 61.

Referring to fig. 7, a movable end of the pulling steel cable 61 is provided with a tightening assembly 7, the tightening assembly 7 includes a tightening steel cable 71, a movable member 72 and a telescopic member 73, the tightening steel cable 71 is annular, and the pulling steel cable 61 and the tightening steel cable 71 are integrally connected; the movable member 72 is in the form of a long strip plate, and two sections of the tightening cable 71 respectively penetrate through one end of the movable member 72; the telescopic piece 73 comprises four straight rods 731, the four straight rods 731 are hinged end to form a quadrangle, the telescopic piece 73 is positioned on one side, close to the pulling steel cable 61, of the movable piece 72, one hinged end of the telescopic piece 73 is hinged with the movable piece 72, the two straight rods 731, far away from the movable piece 72, are fixedly connected with the tightening steel cable 71 through a connecting ring, the connecting ring is welded with the straight rods 731, the tightening steel cable 71 penetrates through the connecting ring, and the peripheral wall of the tightening steel cable 71 is abutted to the inner wall of the connecting ring; one end of the expansion piece 73 away from the movable piece 72 abuts against the tightening cable 71, and the expansion piece 73 is located inside the tightening cable 71.

Referring to fig. 7, when the expansion member 73 is in a contracted state, the tightening cable 71 is sleeved outside the protruding column 11 on one side of the movable member 72 away from the expansion member 73, when the expansion member 73 is stressed, the expansion member 73 is contracted in the width direction and extended in the length direction, at this time, the expansion member 73 pushes the movable member 72 into between the disc 12 and the housing of the generator stator 1, and at this time, the movable member 72 is used for abutting against the side wall of the disc 12 close to the housing of the generator stator 1; when the generator stator 1 is pulled, the tightening steel cable 71 is in a tightened state, the expansion piece 73 abuts against the movable piece 72, and the possibility that the tightening assembly 7 falls off from the protruding column 11 when the force application angle is changed by pulling the steel cable 61 is reduced; the tightening assembly 7 of the pulling member 6 on each cross beam 21 is sleeved in the two protruding columns 11 on one side of the generator stator 1 close to the cross beam 21 and outside the protruding columns 11 far away from the pulling member 6.

The embodiment of the application also discloses a construction method.

A construction mode comprises a hoisting device and comprises the following steps:

s1: installing a hydraulic jack 3 on the travelling crane 2;

s11: judging whether the lifting system of the travelling crane 2 can lift the generator stator 1 or not;

s12: if the lifting can be carried out, the crane 2 is hoisted by adopting a self hoisting system, if the lifting cannot be carried out, a laying beam 212 is installed on the crane 2, and a hydraulic jack 3 is installed on the laying beam 212;

s2: the carrying pole beam 4 is connected with the hydraulic jack 3 through a lifting steel cable 31; one end of the lifting wire rope 31 is connected to the hydraulic jack 3, and the other end of the lifting wire rope 31 is connected to the wing plates 41 on both sides of the shoulder pole beam 4.

S3: the generator stator 1 is hooked on a lifting hook 5 on the shoulder pole beam 4 through a lifting rope 13;

s4: the carrying pole beam 4 is hoisted by the hydraulic jack 3, and the carrying pole beam 4 drives the lifting hook 5 to hoist;

s5: rotating the hydraulic jack 3;

s51: judging whether the hydraulic jack 3 needs to rotate or not;

s52: if the rotation is not needed, the subsequent operation is continued; if the rotation is needed, judging the angle needing to be rotated;

s52: if the limit piece 5122 abuts against the inner wall of the notch 5212 to meet the limit on the rotation angle, the support piece 5124 is slid to a position where the support piece does not abut against the baffle 5123; if the state is not satisfied, the support 5124 is slid to a state of abutting against the baffle 5123;

s53: the tightening component 7 is sleeved on the protruding column 11, and the movable piece 72 is pushed into the space between the disc 12 and the shell of the generator stator 1 by adjusting the telescopic piece 73;

s54: starting the pulling part 6, pulling the steel cable 61 to pull the generator stator 1 to move;

s55: observing the rotation condition, and stopping the pulling piece 6 at any time according to the rotation angle;

s55: if the supporting member 5124 is not abutted to the baffle 5123, after the certain angle is rotated, the limiting member 5122 is inserted into the notch 5212, and the generator stator 1 stops rotating; if the supporting member 5124 abuts against the baffle 5123, after the pulling member 6 stops operating, the generator stator 1 continues to rotate by a certain angle due to inertia, and then the rotation angle of the generator stator 1 is slightly adjusted by the manpower of the constructor.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.