CN209853553U - Stator bar lifting device - Google Patents

Stator bar lifting device Download PDF

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Publication number
CN209853553U
CN209853553U CN201920483960.6U CN201920483960U CN209853553U CN 209853553 U CN209853553 U CN 209853553U CN 201920483960 U CN201920483960 U CN 201920483960U CN 209853553 U CN209853553 U CN 209853553U
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CN
China
Prior art keywords
stator bar
fixed
bar lifting
bar
lifting tool
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.)
Active
Application number
CN201920483960.6U
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Chinese (zh)
Inventor
季怀杰
黄运福
闫文斌
李正新
施玉泽
王建忠
徐斌
张军
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.)
Qingyuan Energy Storage Power Generation Co Ltd
Sinohydro Bureau 14 Co Ltd
Original Assignee
Qingyuan Energy Storage Power Generation Co Ltd
Sinohydro Bureau 14 Co Ltd
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Filing date
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Application filed by Qingyuan Energy Storage Power Generation Co Ltd, Sinohydro Bureau 14 Co Ltd filed Critical Qingyuan Energy Storage Power Generation Co Ltd
Priority to CN201920483960.6U priority Critical patent/CN209853553U/en
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Publication of CN209853553U publication Critical patent/CN209853553U/en
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Abstract

The utility model discloses a stator bar lifting device, including support and a plurality of binding clasp, the support includes bottom plate and curb plate, and the binding clasp is fixed in the outside of curb plate, and the binding clasp includes the clamp post, and when hoist and mount, the stator bar is placed on the bottom plate, and the clamp post compresses tightly the stator bar from the top down. The clamp comprises a handle, a base, a connecting piece, a connecting lever and a clamping column, wherein the base is fixed on a side plate of the support, the handle and the connecting lever are connected together through the connecting piece, meanwhile, the handle and the connecting lever are rotatably connected with the base, and the clamping column is fixed on the connecting lever. The pressure of the stator bar is dispersed on the bottom plate of the bracket, so that the bar is prevented from being bent too much and colliding, and the quality of the bar is ensured.

Description

Stator bar lifting device
Technical Field
The utility model belongs to the technical field of energy storage hydroelectric set's stator equipment, in particular to stator bar lifting device.
Background
The total length of a stator bar of the energy storage water-turbine generator set is usually more than 4m, the stator bar is made of copper basically, the strength is low, if two ends of the bar are lifted, the middle of the bar can be bent to a certain degree, the manufacturing process requirement of the bar is high, insulating materials and anti-corona materials are wound on the surface of the bar, if the bar is bent too much or is slightly collided, the quality of the bar can be influenced, and therefore great care is needed in the carrying and hoisting process. During the offline construction, the bar is taken out of the container and moved into the stator, and 3 or 4 persons are usually required for operation. Inside the stator, staff hangs the line stick of horizontality through the suspender winding at line stick one end with hoisting apparatus, hangs again to the appointed position of inlaying the dress, and whole process must slowly go on, avoids lifting to rise at the excessive speed, leads to the line stick to appear crooked too big and collision, influences the quality of line stick. The quantity of stator bar reaches more than several hundred usually, adopts traditional construction method, and the efficiency of construction is low, and is also big to the line bar probability of damage, is unfavorable for guaranteeing whole progress and the quality that the stator bar rolls off the production line.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome prior art's shortcoming and not enough, provide a stator bar lifting device, at transport and hoist and mount stator bar in-process, can consolidate temporarily and protect the bar through this instrument under the bar prerequisite not damaging, realize quick hoist and mount.
The purpose of the utility model is realized through the following technical scheme: the utility model provides a stator bar lifting device, includes support and a plurality of binding clasp, and the support includes bottom plate and curb plate, and the binding clasp is fixed in the outside of curb plate, and the binding clasp includes the clip post, and when hoist and mount, stator bar places on the bottom plate, and the clip post compresses tightly stator bar from the top down. The pressure of the stator bar is dispersed on the bottom plate of the bracket, so that the bar is prevented from being bent too much and colliding, and the quality of the bar is ensured.
Preferably, the clamping devices are uniformly distributed on the outer side of the side plate of the bracket. Thereby guaranteeing the uniform stress of the stator bar during hoisting.
Preferably, the inner sides of the bottom plate and the side plate of the bracket are provided with buffer pads. The method is used for preventing the surface of the stator bar from being damaged in the transportation and hoisting processes.
Preferably, the side plates and the bottom plate of the bracket are provided with a plurality of holes. The weight during carrying is reduced as much as possible while the rigidity of the bracket is ensured.
Furthermore, a lifting lug is arranged at the end part of the side plate of the bracket. When in hoisting, the lifting device is fixed on the hoisting device through the lifting lugs.
Preferably, the clamping device comprises a handle, a base, a connecting piece, a connecting lever and a clamping column, the base is fixed on the side plate of the support, the handle and the connecting lever are connected together through the connecting piece, meanwhile, the handle and the connecting lever are rotatably connected with the base, and the clamping column is fixed on the connecting lever.
Furthermore, the connecting lever is two fixed plates with a certain distance, the clamping column comprises a screw rod, a nut and a gasket, the screw rod is arranged between the two fixed plates, the upper end and the lower end of the screw rod are fixed through the nut, and the gasket is arranged at the joint of the nut and the fixed plates. Adopt this kind of detachable mode to connect, be convenient for carry out quick maintenance after certain double-layered post damages.
Preferably, the end of the clamping column of the clamping device is provided with a buffer pad. When the clamping columns compress the stator bar, damage to the contact surface of the bar is avoided.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
1. the utility model discloses can be in transport and hoist and mount in-process, the interlude of tight line stick rapidly consolidates and protects line stick temporarily under not damaging the line stick prerequisite, realizes quick hoist and mount.
2. The utility model discloses simple structure, the cost of manufacture is low, can effectively improve the work efficiency of stator bar transport and hoist and mount to repeatedly usable reduces the cost.
Drawings
Fig. 1 is a front view of a stator bar lifting tool of the present embodiment.
Fig. 2 is a top view of the stator bar lifting tool of the embodiment.
Fig. 3 is a side view of the stator bar lifting tool of the present embodiment.
In the figure: 1-bracket, 101-bottom plate, 102-side plate; 2-clamp, 201-clamp column, 202-crank arm, 203-handle, 204-connecting piece, 205-base.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.
Examples
As shown in fig. 1 to 3, the stator bar lifting tool of the present embodiment includes a bracket and a clamper, wherein the bracket has a total length of 3.23 meters, the bracket includes a bottom plate 101 and a side plate 102, and the clamper is fixed on the outer side of the side plate 102. This embodiment uses 4 grippers, two at each end and two in the middle, with a 1 meter spacing between each.
Referring to fig. 1 and 2, the bracket of the embodiment has enough rigidity to ensure that the bar is not bent and deformed during transportation. The support 1 is an equilateral angle structure made of 10mm thick aluminum alloy plates, holes are cut in both the bottom plate 101 and the side plate 102 for reducing weight, the holes are phi 50 through holes, the hole spacing is 140mm, and the soft rope lifting lugs are mounted on the top of the side plate 102 of the support. In order to protect the surface of the bar from damage during transportation and hoisting, the bottom plate 101 of the bracket is coated with a buffer pad.
Referring to fig. 3, the clamp of the present embodiment includes a handle 203, a base 205, a connector 204, a crank 202 and a clamp post 201, all of which are made of metal. The base 205 is fixed to the side plate 102 by bolts, and the handle 203 and the crank 202 are connected by a connector 204 and rivets, which are not shown in the figure for convenience of illustration. The clamping column 201 is clamped and fixed by the crank arm 202. During hoisting, the stator bar is placed on the bottom plate 101, and the clamping columns 201 press the stator bar from top to bottom.
The crank arm 202 is two fixed plates with a certain distance, the clamping column 201 comprises a screw rod, a nut and a gasket, the screw rod is arranged between the two fixed plates, the upper end and the lower end of the screw rod are fixed through the nut, and the gasket is arranged at the joint of the nut and the fixed plates. Adopt this kind of detachable mode to connect, be convenient for carry out quick maintenance after certain double-layered post damages.
The clamp of the embodiment has enough flexibility, and the contact surface of the clamp and the bar is treated to prevent the surface of the bar from being damaged because the clamp is a device for applying force on the surface of the bar, namely the end part of a clamping column of the clamp is provided with a buffer pad.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims (8)

1. The utility model provides a stator bar lifting device which characterized in that, includes support and a plurality of binding clasp, and the support includes bottom plate and curb plate, and the binding clasp is fixed in the outside of curb plate, and the binding clasp includes the clamp post, and when hoist and mount, stator bar places on the bottom plate, and the clamp post compresses tightly stator bar from the top down.
2. A stator bar lifting tool as claimed in claim 1, wherein the grippers are evenly distributed on the outside of the bracket side plates.
3. A stator bar lifting tool as claimed in claim 1, wherein cushioning pads are provided on the bracket base plate and on the inside of the side plates.
4. A stator bar lifting tool as claimed in claim 1, wherein said bracket side and bottom plates are provided with a plurality of apertures.
5. A stator bar lifting tool as claimed in claim 1 or 4, wherein a lifting lug is provided at the end of the bracket side plate.
6. The stator bar lifting tool as claimed in claim 1, wherein the clamp includes a handle, a base, a connector, a lever and a clamp post, the base is fixed on the side plate of the bracket, the handle and the lever are connected together by the connector, the handle and the lever are rotatably connected with the base, and the clamp post is fixed on the lever.
7. The stator bar lifting tool as claimed in claim 6, wherein the crank arm is formed by two fixed plates spaced apart from each other, the clamping post comprises a screw rod, a nut and a gasket, the screw rod is arranged between the two fixed plates, the upper end and the lower end of the screw rod are fixed by the nut, and the gasket is arranged at the joint of the nut and the fixed plates.
8. A stator bar lifting tool as claimed in claim 1, wherein the end of the gripper clamping post is provided with a cushion pad.
CN201920483960.6U 2019-04-10 2019-04-10 Stator bar lifting device Active CN209853553U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920483960.6U CN209853553U (en) 2019-04-10 2019-04-10 Stator bar lifting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920483960.6U CN209853553U (en) 2019-04-10 2019-04-10 Stator bar lifting device

Publications (1)

Publication Number Publication Date
CN209853553U true CN209853553U (en) 2019-12-27

Family

ID=68937245

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920483960.6U Active CN209853553U (en) 2019-04-10 2019-04-10 Stator bar lifting device

Country Status (1)

Country Link
CN (1) CN209853553U (en)

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