CN115535838A - Tool for hoisting and overturning runner of large pelton turbine - Google Patents
Tool for hoisting and overturning runner of large pelton turbine Download PDFInfo
- Publication number
- CN115535838A CN115535838A CN202211129763.7A CN202211129763A CN115535838A CN 115535838 A CN115535838 A CN 115535838A CN 202211129763 A CN202211129763 A CN 202211129763A CN 115535838 A CN115535838 A CN 115535838A
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- China
- Prior art keywords
- runner
- connecting piece
- hoisting
- tool
- overturning
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/06—Door or gate operation of sliding doors
- B66B13/08—Door or gate operation of sliding doors guided for horizontal movement
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a tool for hoisting and overturning a rotating wheel of a large-scale pelton turbine, which comprises a rotating wheel body and a hook body, wherein a first connecting piece is arranged on the rotating wheel body, a second connecting piece is arranged on the left side of the hook body, the left side of the hook body is movably connected with the first connecting piece through the second connecting piece, and a horseshoe shackle is arranged at the upper end of the hook body. By adopting the structure, the first connecting piece and the second connecting piece are arranged on the runner body, the clamping sleeve is combined with the screw rod after the mounting hole on the runner body corresponds to the 4 screw holes on the flange tray, the flange tray is combined and fixed with the runner body by locking the nut, the double lugs at the lower end of the hook body are connected with the lifting lugs of the flange tray by the pin shaft to form a hinge connection mode, the two ends of the pin shaft are limited and fixed by the locking pieces and the bolts which are fixed on the double lugs, and the pin shaft is placed and removed, so that the runner body can be conveniently hoisted.
Description
Technical Field
The invention belongs to the field of lifting appliances of hydropower station unit equipment, and particularly relates to a tool for lifting and overturning a large pelton turbine runner.
Background
The installation of large-scale pelton turbine runner because of receiving the restriction of power station site conditions, generally can carry out vertical hoisting to the ball valve layer, then overturn into the horizontality, hoist and mount installation again, so generally can carry out twice upset operation. The turning wheel is heavy, large in diameter and irregular in shape, and the bucket edge is easy to damage the rigging in the turning process, so that the turning operation is very difficult, and even danger can be caused if the center of gravity of a workpiece is offset in the turning process.
At present, a bridge crane and 4 chain block hoists are adopted for turning operation, a lifting point and a rigging need to be manually stood on a rotating wheel to turn during the turning of the rotating wheel, the coordination difficulty of field operation is high, and operators have great potential safety hazards.
Disclosure of Invention
In view of the problems mentioned in the background art, the invention aims to provide a tool for hoisting and overturning a large pelton turbine runner so as to solve the problem of inconvenient overturning of the pelton turbine runner.
The technical purpose of the invention is realized by the following technical scheme:
the utility model provides an instrument that is used for hoist and mount upset of large-scale pelton turbine runner, includes runner hub and coupler body, be equipped with first connecting piece on the runner hub, the left side of coupler body is equipped with the second connecting piece, second connecting piece and first connecting piece swing joint are passed through in the left side of coupler body, the upper end of coupler body is equipped with the horse shoe and breaks out.
Through adopting above-mentioned technical scheme, through set up first connecting piece on the runner body to set up the second connecting piece on the coupler body, connect first connecting piece and second connecting piece, can conveniently install the runner body.
Further, as an optimal technical scheme, the first connecting piece comprises a flange tray, the flange tray is arranged on the left side of the runner body, clamping sleeves are arranged on the left side of the flange tray and the right side of the runner body, the same screw rod is arranged in the clamping sleeve on the left side of the flange tray and the clamping sleeve on the right side of the runner body, nuts are connected to two ends of the screw rod in a threaded mode, a lifting lug is fixedly connected to the right side of the flange tray, and the right end of the lifting lug penetrates through the runner body and is movably connected with the second connecting piece.
Through adopting above-mentioned technical scheme, utilize 4 screw on the mounting hole on the runner body and the flange tray to correspond the back, combine together cutting ferrule cooperation screw rod, make flange tray and runner body combine fixedly with nut locking.
Further, as a preferred technical scheme, the outer side of the runner body is provided with a screw hole, the inner side of the runner body is provided with a mounting hole, the screw hole is communicated with the mounting hole, and one end of the screw rod penetrates through the middle of the mounting hole.
Through adopting above-mentioned technical scheme, through set up the mounting hole that sets up on screw cooperation runner body on the runner body, can conveniently set up the screw rod and install the flange tray.
Further, as preferred technical scheme, the left side of flange tray is equipped with 4 screw altogether.
Through adopting above-mentioned technical scheme, through set up 4 screws on flange tray, can make things convenient for the installation to flange tray.
Further, as a preferred technical scheme, a through hole is formed in the middle of the runner body, and the right end of the lifting lug penetrates through the through hole.
Through adopting above-mentioned technical scheme, through set up the perforation in runner body middle part, can make things convenient for the lug to run through the runner body.
Further, as a preferred technical scheme, the second connecting piece comprises two lugs, the two lugs are fixedly connected to the lower end of the hook body, the right end of the lifting lug is connected with the two lugs in an inserting mode, a locking pin is inserted into the outer sides of the two lugs, one end of the locking pin penetrates through the lifting lug, an opening pin is arranged on the outer side wall of the other end of the locking pin, the lifting lug and the inner sides of the two lugs are provided with the same pin shaft, the front end and the rear end of the pin shaft penetrate through the two lugs, bolts are arranged on the outer sides of the two lugs, locking pieces are arranged on the outer sides of the bolts, and the front end and the rear end of the pin shaft are fixed through the locking pieces.
By adopting the technical scheme, the two lugs at the lower end of the hook body and the lifting lugs of the flange tray are connected by the pin shaft to form a hinge connection mode, and the two ends of the pin shaft are limited and fixed by the locking sheets and the bolts which are fixed on the two lugs to place the pin shaft to be separated.
Further, as a preferable technical scheme, the hook body is in a C shape.
Through adopting above-mentioned technical scheme, through adopting C type coupler body, the runner hub focus is located and lifts by crane the central line when the runner hub rotates 90, is in the stable state of hanging in midair, only need a stop pin can, safety and stability.
Further, as a preferable technical scheme, a plurality of mounting holes are formed in the left side of the runner hub at equal angles.
Through adopting above-mentioned technical scheme, through set up a plurality of mounting holes on the runner hub, can make things convenient for and dock the installation between flange tray and the runner hub.
Further, as a preferred technical scheme, the model of bolt is M16.
Through adopting above-mentioned technical scheme, can conveniently install lug and ears through adopting the bolt of M16 model.
Further, as a preferred technical scheme, the model of nut is M30.
Through adopting above-mentioned technical scheme, through the nut that adopts the M30 model, can conveniently be to the installation between flange tray and the runner body.
In summary, the invention mainly has the following beneficial effects:
firstly, the structural technical key point of the C-shaped hook body of the turning tool for the turning wheel is to change the original soft steel wire rope tool into a rigid frame structure hook body, so that the inclination, deformation and surface friction of a hanging piece caused by uneven stress of each hanging point of a steel wire rope can be avoided when the turning wheel body is horizontally hung and turned; the lifting appliance is suitable for horizontally lifting the runner hub and also suitable for lifting the runner by turning in a range of 90 degrees;
the second, through set up first connecting piece and second connecting piece on the runner hub, utilize 4 screws on mounting hole and the flange tray on the runner hub to correspond the back, combine together cutting ferrule cooperation screw rod, it is fixed to make flange tray and runner hub combine with nut locking, the form that forms hinged joint is connected with the lug of the ears with the round pin axle with the hook lower extreme and flange tray, the round pin axle both ends carry out spacing fixed with the bolt with the locking plate of fixing on the ears and place the round pin axle and deviate from, thereby can conveniently hoist and mount the runner hub.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side view of the present invention;
fig. 3 is a cross-sectional view of a second connector of the present invention.
Reference numerals are as follows: 1. hook body, 2, flange tray, 3, round pin axle, 4, stop pin, 5, locking plate, 6, cutting ferrule, 7, screw rod, 8, bolt, 9, nut, 10, split pin, 11, horse shoe shackle, 12, runner body, 13, screw, 14, mounting hole, 15, lug, 16, perforation, 17, ears, 18, first connecting piece, 19, second connecting piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1 to 3, the tool for hoisting and turning over the runner of the large pelton turbine in this embodiment includes a runner body 12 and a hook body 1, a first connecting member 18 is disposed on the runner body 12, a second connecting member 19 is disposed on the left side of the hook body 1, the left side of the hook body 1 is movably connected to the first connecting member 18 through the second connecting member 19, and a horseshoe shackle 11 is disposed at the upper end of the hook body 1.
Through set up first connecting piece 18 on runner hub 12 to set up second connecting piece 19 on coupler body 1, connect first connecting piece 18 and second connecting piece 19, can conveniently install runner hub 12, the inconvenient problem of effectual solution traditional hydraulic turbine runner hub 12 hoist and mount.
Example 2
Referring to fig. 1-2, in order to achieve the purpose of conveniently fixing the runner hub 12, in this embodiment, the first connecting member 18 includes a flange tray 2, the flange tray 2 is disposed on the left side of the runner hub 12, both the left side of the flange tray 2 and the right side of the runner hub 12 are provided with a clamping sleeve 6, the clamping sleeve 6 on the left side of the flange tray 2 and the clamping sleeve 6 on the right side of the runner hub 12 are provided with a same screw 7, both ends of the screw 7 are in threaded connection with nuts 9, the right side of the flange tray 2 is fixedly connected with a lifting lug 15, the right end of the lifting lug 15 penetrates through the runner hub 12 and is movably connected with the second connecting member 19, after the mounting hole 14 on the runner hub 12 and the 4 screw holes 13 on the flange tray 2 are utilized to correspond, the clamping sleeve 6 is combined with the screw 7, and the flange tray 2 and the runner hub 12 are combined and fixed by locking the nuts 9; the outer side of the runner body 12 is provided with a screw hole 13, the inner side of the runner body 12 is provided with a mounting hole 14, the screw hole 13 is communicated with the mounting hole 14, one end of the screw 7 penetrates through the middle part of the mounting hole 14, the screw hole 13 is arranged on the runner body 12 and matched with the mounting hole 14 arranged on the runner body 12, and the screw 7 can be conveniently arranged to mount the flange tray 2; 4 screw holes 13 are formed in the left side of the flange tray 2, and the flange tray 2 is provided with the 4 screw holes 13, so that the flange tray 2 can be conveniently installed; the middle part of the runner body 12 is provided with a through hole 16, the right end of the lifting lug 15 penetrates through the through hole 16, and the middle part of the runner body 12 is provided with the through hole 16, so that the lifting lug 15 can conveniently penetrate through the runner body 12; a plurality of mounting holes 14 are formed in the left side of the runner body 12 at equal angles, and the plurality of mounting holes 14 are formed in the runner body 12, so that the flange tray 2 and the runner body 12 can be conveniently in butt joint installation; the type of the nut 9 is M30, and the nut 9 with the type of M30 is adopted, so that the flange tray 2 and the runner body 12 can be conveniently installed.
Example 3
Referring to fig. 3, in order to achieve the purpose of facilitating connection between the first connecting member 18 and the hook body 1, the second connecting member 19 in this embodiment includes two lugs 17, the two lugs 17 are fixedly connected to the lower end of the hook body 1, the right end of the lifting lug 15 is connected to the two lugs 17 in an inserting manner, a locking pin 4 is inserted into the outer side of the two lugs 17, one end of the locking pin 4 penetrates through the lifting lug 15, the outer side wall of the other end of the locking pin 4 is provided with a cotter pin 10, the lifting lug 15 and the inner sides of the two lugs 17 are provided with a same pin shaft 3, the front and rear ends of the pin shaft 3 both penetrate through the two lugs 17, the outer side of the two lugs 17 is provided with a bolt 8, the outer side of the bolt 8 is provided with a locking piece 5, the front and rear ends of the pin shaft 3 are fixed by the locking piece 5, the two lugs 17 at the lower end of the hook body 1 and the lifting lug 15 of the flange tray 2 are connected by the pin shaft 3 to form a hinge connection, and the two ends of the pin shaft 3 are fixed by the locking piece 5 and the bolt 8 fixed on the two lugs 17 to place the pin shaft 3 to be separated; the hook body 1 is C-shaped, the C-shaped hook body 1 is adopted, when the runner hub 12 rotates by 90 degrees, the gravity center of the runner hub 12 is positioned on the lifting central line and is in a stable suspension state, only one locking pin 4 is needed, and safety and stability are achieved; the type of the bolt 8 is M16, and the lifting lug 15 and the double lugs 17 can be conveniently installed by adopting the bolt 8 of the M16 type.
The use principle and the advantages are as follows: when the flange tray turning device is installed, after the installation holes 14 in the runner body 12 correspond to the 4 screw holes 13 in the flange tray 2, the clamping sleeves 6 are combined with the screw rods 7, the flange tray 2 and the runner body 12 are combined and fixed through locking of the nuts 9, the double lugs 17 at the lower end of the hook body 1 and the lifting lugs 15 of the flange tray 2 are connected through the pin shafts 3 to form a hinge connection mode, the two ends of the pin shafts 3 are limited and fixed through the locking pieces 5 and the bolts 8 fixed on the double lugs 17 to place the pin shafts 3 to be separated, meanwhile, the horseshoe shackles 11 are arranged at the upper end of the hook body 1 to facilitate lifting, when the runner body 12 is horizontally placed and lifted, due to static friction, turning cannot be generated, at the moment, the flange tray 2 drives the runner body 12 to turn around the pin shafts 3 by overcoming the static friction with initial power, when the turning angle of the runner body 12 is larger than 90 degrees, the danger of collision with the C-shaped hook body is caused, and when the turning angle of the runner body 12 is equal to 90 degrees, the turning limiting force is provided by the locking pins 4 to lock the turning force to avoid the turning of the runner body 12.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an instrument that is used for hoist and mount upset of large-scale pelton turbine runner which characterized in that: including runner hub (12) and coupler body (1), be equipped with first connecting piece (18) on runner hub (12), the left side of coupler body (1) is equipped with second connecting piece (19), the left side of coupler body (1) is through second connecting piece (19) and first connecting piece (18) swing joint, the upper end of coupler body (1) is equipped with horse shoe shackle (11).
2. The tool for hoisting and overturning the runner of the large pelton turbine as claimed in claim 1, wherein: the first connecting piece (18) comprises a flange tray (2), the flange tray (2) is arranged on the left side of the runner body (12), clamping sleeves (6) are arranged on the left side of the flange tray (2) and the right side of the runner body (12), the same screw rod (7) is arranged in the clamping sleeve (6) on the left side of the flange tray (2) and the clamping sleeve (6) on the right side of the runner body (12), nuts (9) are connected to the two ends of the screw rod (7) in a threaded manner, a lifting lug (15) is fixedly connected to the right side of the flange tray (2), and the right end of the lifting lug (15) penetrates through the runner body (12) and is movably connected with the second connecting piece (19).
3. The tool for hoisting and overturning the runner of the large pelton turbine as claimed in claim 2, wherein: the outer side of the runner body (12) is provided with a screw hole (13), the inner side of the runner body (12) is provided with a mounting hole (14), the screw hole (13) is communicated with the mounting hole (14), and one end of the screw rod (7) penetrates through the middle of the mounting hole (14).
4. The tool for hoisting and overturning the runner of the large pelton turbine as claimed in claim 2, wherein: the left side of the flange tray (2) is provided with 4 screw holes (13).
5. The tool for hoisting and overturning the runner of the large pelton turbine as claimed in claim 2, wherein: the middle part of the runner body (12) is provided with a through hole (16), and the right end of the lifting lug (15) penetrates through the through hole (16).
6. The tool for hoisting and overturning the runner of the large pelton turbine as claimed in claim 2, wherein: second connecting piece (19) include ears (17), ears (17) fixed connection is at the lower extreme of coupler body (1), the right-hand member and ears (17) the plug connection of lug (15), the outside of ears (17) is pegged graft and is had stop pin (4), lug (15) are run through to the one end of stop pin (4), the other end lateral wall of stop pin (4) is equipped with cotter (10), the inboard of lug (15) and ears (17) is equipped with same round pin axle (3), ears (17) are all run through at both ends around round pin axle (3), the outside of ears (17) is equipped with bolt (8), the outside of bolt (8) is equipped with locking piece (5), both ends are fixed through locking piece (5) around round pin axle (3).
7. The tool for hoisting and overturning the runner of the large pelton turbine as claimed in claim 1, wherein: the hook body (1) is C-shaped.
8. The tool for hoisting and overturning the runner of the large pelton turbine as claimed in claim 1, wherein: a plurality of mounting holes (14) are formed in the left side of the runner body (12) at equal angles.
9. The tool for hoisting and overturning the runner of the large pelton turbine as claimed in claim 6, wherein: the type of the bolt (8) is M16.
10. The tool for hoisting and overturning the runner of the large pelton turbine as claimed in claim 2, wherein: the type of the nut (9) is M30.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211129763.7A CN115535838A (en) | 2022-09-16 | 2022-09-16 | Tool for hoisting and overturning runner of large pelton turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211129763.7A CN115535838A (en) | 2022-09-16 | 2022-09-16 | Tool for hoisting and overturning runner of large pelton turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115535838A true CN115535838A (en) | 2022-12-30 |
Family
ID=84727572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211129763.7A Pending CN115535838A (en) | 2022-09-16 | 2022-09-16 | Tool for hoisting and overturning runner of large pelton turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115535838A (en) |
-
2022
- 2022-09-16 CN CN202211129763.7A patent/CN115535838A/en active Pending
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