CN116462082A - CCPP waste heat boiler heating surface module lifting tool - Google Patents
CCPP waste heat boiler heating surface module lifting tool Download PDFInfo
- Publication number
- CN116462082A CN116462082A CN202310425697.6A CN202310425697A CN116462082A CN 116462082 A CN116462082 A CN 116462082A CN 202310425697 A CN202310425697 A CN 202310425697A CN 116462082 A CN116462082 A CN 116462082A
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- CN
- China
- Prior art keywords
- wire rope
- lifting
- ccpp
- auxiliary
- heating surface
- 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.)
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 22
- 239000002918 waste heat Substances 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 40
- 239000010959 steel Substances 0.000 claims abstract description 40
- 230000005484 gravity Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 238000005452 bending Methods 0.000 abstract description 3
- 238000012856 packing Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- 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
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to the technical field of hoisting of large-scale components, in particular to a hoisting tool for a heating surface module of a CCPP waste heat boiler, which is characterized by comprising a main beam, a porous hanging plate, an auxiliary beam, a first steel wire rope buckle, a second steel wire rope buckle and a plurality of shackles, wherein the porous hanging plate is connected with the bottom of the main beam, the porous hanging plate is connected with the auxiliary beam through the first steel wire rope buckle, the auxiliary beam is vertically arranged in space with the main beam, and the auxiliary beam is connected with a hoisting point on the module to be hoisted through the second steel wire rope buckle; and adjusting the connection position of the first steel wire rope buckle on the porous hanging plate according to the length dimension of the module to be lifted, and adjusting the position of the auxiliary beam lifting lug on the auxiliary beam according to the width dimension of the module to be lifted. The invention has the advantages that: the main beam and auxiliary beam split structure is adopted, the distribution of the lifting points can be accurately adjusted according to the length and the size of the modules, and the superposition of the crane hook head and the gravity center of the module to be lifted is ensured, so that the bending deformation and accidental damage of the module to be lifted in the lifting process are reduced to the greatest extent.
Description
Technical Field
The invention relates to the technical field of hoisting of large components, in particular to a hoisting tool for a CCPP waste heat boiler heating surface module.
Background
The CCPP waste heat boiler heating surface module is a modularized tube panel formed by welding spiral fin tube bundles, the size and the weight of the CCPP waste heat boiler heating surface module are large, and the number of modules of a single unit is large. The weight of a single module is generally about 100 tons, the size is about 18 m×2.3 m×2 m, and a single unit is generally configured with more than 10 groups of modules on average. Because the module body belongs to a large-volume flexible object, the loading and unloading vehicle and the secondary lifting process are easy to generate distortion deformation, and safety and quality accidents are easy to occur by a little careless. The module extranal packing is formed by the welding of shaped steel simple and easy frame, and the hoisting point position on every group module extranal packing is all different, must attach to the reasonable cooperation of hoisting point between hoist frock and the module extranal packing extra importance, and current hoist frock can't satisfy the requirement.
The invention patent of China with the application number of 201310217577.3 discloses a hoisting tool for a tube panel assembly of a heating surface module of a combined cycle waste heat boiler, which comprises a main beam, wherein a plurality of longitudinal beams are longitudinally welded on the main beam, and two ends of each longitudinal beam are respectively connected with a secondary beam. The lower end of the main beam is welded with a plurality of upper hanging plates, and the distances between the upper hanging plates are equal. Each upper lifting plate is connected with an upper U-shaped shackle, the lower end of the upper U-shaped shackle is connected with a lower U-shaped shackle through a lifting rope, and the lower end of the lower U-shaped shackle is connected with a lower lifting plate. And a lifting beam is welded at the upper end of the middle part of the main beam, and a reinforcing beam is welded between the two ends of the lifting beam and the main beam respectively. The structure can avoid the risk of hoisting and transporting large components to the maximum extent, and has the defects that the number of the upper hanging plates is six, the upper hanging plates are uniformly distributed on the main cross beam, and for heating surface modules with different sizes, the dislocation of the hanging positions and the gravity centers of the modules can be caused, so that the stress of the modules is unbalanced, the heating surface modules are deformed, and even the heating surface modules are overturned in the hoisting process, so that accidents are caused. In addition, as the main cross beam and the longitudinal beam are welded into a whole, the integral tooling strength is improved, and the lower U-shaped shackle is too high in position, so that the steel wire rope is not convenient to assemble and disassemble and adjust.
Disclosure of Invention
The invention aims to provide a lifting tool for a heating surface module of a CCPP waste heat boiler, which overcomes the defects of the prior art, adopts a split structure of a main beam and an auxiliary beam, and is characterized in that a porous lifting plate is connected under the main beam, so that the gravity center can be accurately adjusted according to the size of the module, the superposition of a crane hook head and the gravity center of the module to be lifted is ensured, and the deformation and accidental damage of the module to be lifted in the lifting process are reduced to the greatest extent; the longitudinal beam positioned at the low position enables the steel wire ropes at all the hanging points to be more convenient to assemble, disassemble and adjust; the auxiliary beam horizontally arranged can enable the module to be lifted to realize stable suspension, so that uniform stress is fully ensured, the distribution of lifting points is more reasonable, and the lifting efficiency is improved.
In order to achieve the above purpose, the present invention is realized by the following technical scheme:
the utility model provides a CCPP exhaust-heat boiler heating surface module handling frock which characterized in that, including girder, porous hanger plate, auxiliary girder, first wire rope knot, second wire rope knot and a plurality of shackles, porous hanger plate is connected with the bottom of girder, and porous hanger plate is connected with the auxiliary girder through first wire rope knot, and the auxiliary girder is many and is the space perpendicular setting with the girder, and the auxiliary girder is connected with the hoisting point on the module of waiting to hoist through second wire rope knot, shackles setting up between each wire rope knot and adjacent connector; and adjusting the connection position of the first steel wire rope buckle on the porous hanging plate according to the length dimension of the module to be lifted, and adjusting the position of the auxiliary beam lifting lug on the auxiliary beam according to the width dimension of the module to be lifted.
Furthermore, the girder is an H-shaped girder, girder stiffening plates are respectively arranged between the upper wing plate and the lower wing plate on two sides of the girder, and the distance between the adjacent girder stiffening plates is 250-550 mm.
Further, the girder lifting lugs on the girder are arranged in pairs along the length direction of the girder, and any pair of girder lifting lugs are bilaterally symmetrical relative to the central line of the girder.
Further, the steel wire rope buckle is any one of a spliced steel wire rope buckle, a pressed steel wire rope sleeve and a jointless steel wire rope.
Further, the thickness of the porous hanging plate is 10-20 mm, and the porous hanging plate is uniformly punched or drilled along the length direction, and the aperture is 50-80 mm.
Further, the auxiliary beam is made of round steel pipes or square steel pipes.
Further, the auxiliary beam lifting lug is of an integrated structure, an upper lug hole and a lower lug hole are formed in the auxiliary beam lifting lug, the upper lug hole and the lower lug hole are vertically collinear, and the position of the auxiliary beam lifting lug relative to the auxiliary beam is adjustable.
Further, the porous hanging plate is connected with the main beam through bolts.
Compared with the prior art, the invention has the beneficial effects that:
1) The invention adopts a main beam and auxiliary beam split structure, the main beam is connected with the porous hanging plate, the distribution of hanging points can be accurately regulated according to the length dimension of the module, and the coincidence of the hook heads and the gravity centers of the modules to be lifted is ensured, thereby reducing the bending deformation and accidental damage of the modules to be lifted in the lifting process to the greatest extent.
2) The longitudinal beam positioned at the low position enables the steel wire ropes at all the hanging points to be more convenient to assemble, disassemble and adjust; the auxiliary beam horizontally arranged can stably suspend the module to be lifted, so that the stress is fully ensured to be even, the distribution of lifting points is more reasonable, the lifting efficiency is greatly improved, the cost of a large-scale shift is saved, and the potential safety and quality hazards are eliminated.
3) The tool can be widely applied to lifting of CCPP waste heat boiler heating surface modules and other similar large-volume flexible objects.
Drawings
FIG. 1 is a state diagram of the use of an embodiment of the present invention;
fig. 2 is a left side view of fig. 1.
In the figure: the lifting device comprises a 1-main beam, a 2-main beam lifting lug, a 3-first steel wire rope buckle, a 4-auxiliary beam, a 5-shackle, a 6-crane hook, a 7-multi-hole lifting plate, an 8-main beam stiffening plate, a 9-to-be-lifted module, a 10-second steel wire rope buckle, a 11-auxiliary beam lifting lug and a 12-main lifting steel wire rope buckle.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
The components of the embodiments of the present invention generally described and illustrated in the figures herein can be arranged and designed in a wide variety of 0 different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
1-2, a working state diagram of a lifting tool for a CCPP waste heat boiler heating surface module of the invention is shown, which comprises a main beam 1, a porous lifting plate 7, an auxiliary beam 4, a first steel wire rope buckle 3, a second steel wire rope buckle 10 and a plurality of shackles 5, wherein the porous lifting plate 7 is connected with the bottom of the main beam 1, the porous lifting plate 7 is connected with the auxiliary beam 4 through the first steel wire rope buckle 3, the auxiliary beam 4 is arranged in a space vertical mode with the main beam 1, the auxiliary beam 4 is connected with lifting points on a module 9 to be lifted through the second steel wire rope buckle 10, and the shackles 5 are arranged between each steel wire rope buckle and adjacent connectors; during lifting, the connection position of the first steel wire rope buckle 3 on the porous lifting plate 7 can be adjusted according to the length dimension of the module 9 to be lifted, and then the position of the auxiliary beam lifting lug 11 on the auxiliary beam 4 can be adjusted according to the width dimension of the module 9 to be lifted, so that the module to be lifted can realize stable suspension, and bending deformation and gravity deflection are avoided.
The girder 1 is an H-shaped steel girder, girder stiffening plates 8 are respectively arranged between upper and lower wing plates on two sides of the H-shaped steel girder, and the distance between adjacent girder stiffening plates 8 is 350-450 mm.
The girder lifting lugs 2 on the girder 1 are arranged in pairs along the length direction of the girder 1, any pair of girder lifting lugs 2 are bilaterally symmetrical relative to the central line of the girder 1, the crane hook 6 is connected with the girder lifting lugs 2 through a main crane steel wire rope buckle 12, and the girder lifting lugs 2 are kept horizontal.
In an embodiment, each wire rope buckle is any one of a spliced wire rope buckle, a pressed wire rope sleeve and a jointless wire rope. The thickness of the perforated hanger plate 7 was 15mm and holes were punched or bored uniformly along the length direction thereof, and the aperture was 60mm. The auxiliary beam 4 is made of round steel pipes. The auxiliary beam lifting lug 11 is of an integrated structure, an upper lug hole and a lower lug hole are formed in the auxiliary beam lifting lug, the upper lug hole and the lower lug hole are vertically collinear, the position of the auxiliary beam lifting lug 11 relative to the auxiliary beam 4 is adjustable, and the position of the auxiliary beam lifting lug 11 is equal to the width of a lifting point on the module 9 to be lifted. The perforated hanger plate 7 is connected with the main beam 1 through bolts, and can be replaced after the perforated hanger plate is excessively worn and deformed.
The invention realizes the safety and stability of the whole hoisting system, when in use, the main beam lifting lug 2 is selected as a main beam lifting point according to the weight and the size of the module 9 to be hoisted, and the main beam lifting lug 2 is connected with the crane hook head 6 through the shackle 5 and the main hoisting steel wire rope buckle 12; determining the positions of hanging holes of the porous hanging plates 7 according to the positions of hanging points in the length direction of the modules 9 (and the outer package frame) to be hung; selecting the position of the auxiliary beam lifting lug 11 according to the position of the lifting point in the width direction of the module 9 to be lifted; the hanging hole on the porous hanging plate 7 is connected with the upper lug hole of the auxiliary beam lifting lug 11 through the shackle, the first steel wire rope buckle 3; the lower lug hole of the auxiliary beam lifting lug 11 is connected with an upper lifting point of the to-be-lifted module 9 through a second steel wire rope buckle 10 and a shackle; the lifting can be carried out after the reliable connection of each lifting point is confirmed, and the positions of the lifting points on the porous lifting plate and the auxiliary beam are not required to be adjusted for the modules 9 to be lifted with the same specification, so that the lifting efficiency is improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a CCPP exhaust-heat boiler heating surface module handling frock which characterized in that, including girder, porous hanger plate, auxiliary girder, first wire rope knot, second wire rope knot and a plurality of shackles, porous hanger plate is connected with the bottom of girder, and porous hanger plate is connected with the auxiliary girder through first wire rope knot, and the auxiliary girder is many and is the space perpendicular setting with the girder, and the auxiliary girder is connected with the hoisting point on the module of waiting to hoist through second wire rope knot, shackles setting up between each wire rope knot and adjacent connector; and adjusting the connection position of the first steel wire rope buckle on the porous hanging plate according to the length dimension of the module to be lifted, and adjusting the position of the auxiliary beam lifting lug on the auxiliary beam according to the width dimension of the module to be lifted.
2. The lifting tool for the CCPP waste heat boiler heating surface module according to claim 1, wherein the main beams are H-shaped steel beams, main beam stiffening plates are respectively arranged between the upper wing plates and the lower wing plates on two sides of the main beams, and the distance between the adjacent main beam stiffening plates is 250-550 mm.
3. The lifting tool for the CCPP waste heat boiler heating surface module according to claim 1, wherein the main beam lifting lugs on the main beam are arranged in pairs along the length direction of the main beam, and any pair of main beam lifting lugs are bilaterally symmetrical relative to the central line of the main beam.
4. The lifting tool for the CCPP waste heat boiler heating surface module according to claim 1, wherein the steel wire rope buckle is any one of a spliced steel wire rope buckle, a pressed steel wire rope sleeve and an endless steel wire rope.
5. The lifting tool for the CCPP waste heat boiler heating surface module according to claim 1, wherein the thickness of the porous lifting plate is 10-20 mm, holes are uniformly punched or drilled along the length direction of the porous lifting plate, and the aperture is 50-80 mm.
6. The lifting tool for the CCPP waste heat boiler heating surface module according to claim 1, wherein the auxiliary beam is a round steel pipe or a square steel pipe.
7. The lifting tool for the CCPP waste heat boiler heating surface module according to claim 1, wherein the auxiliary beam lifting lug is of an integrated structure, an upper lug hole and a lower lug hole are formed in the auxiliary beam lifting lug, the upper lug hole and the lower lug hole are vertically collinear, and the position of the auxiliary beam lifting lug relative to the auxiliary beam is adjustable.
8. The lifting tool for the CCPP waste heat boiler heating surface module according to claim 5, wherein the porous lifting plate is connected with the main beam through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310425697.6A CN116462082A (en) | 2023-04-20 | 2023-04-20 | CCPP waste heat boiler heating surface module lifting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310425697.6A CN116462082A (en) | 2023-04-20 | 2023-04-20 | CCPP waste heat boiler heating surface module lifting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116462082A true CN116462082A (en) | 2023-07-21 |
Family
ID=87180335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310425697.6A Pending CN116462082A (en) | 2023-04-20 | 2023-04-20 | CCPP waste heat boiler heating surface module lifting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116462082A (en) |
-
2023
- 2023-04-20 CN CN202310425697.6A patent/CN116462082A/en active Pending
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