CN115095128A - Super high-rise core barrel pump pipe overhauling method - Google Patents
Super high-rise core barrel pump pipe overhauling method Download PDFInfo
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- CN115095128A CN115095128A CN202210786030.4A CN202210786030A CN115095128A CN 115095128 A CN115095128 A CN 115095128A CN 202210786030 A CN202210786030 A CN 202210786030A CN 115095128 A CN115095128 A CN 115095128A
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 86
- 239000010959 steel Substances 0.000 claims abstract description 86
- 238000009415 formwork Methods 0.000 claims abstract description 39
- 238000010276 construction Methods 0.000 claims abstract description 22
- 230000001174 ascending effect Effects 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims description 19
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- 238000004140 cleaning Methods 0.000 claims description 9
- 238000012423 maintenance Methods 0.000 claims description 8
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- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/34—Extraordinary structures, e.g. with suspended or cantilever parts supported by masts or tower-like structures enclosing elevators or stairs; Features relating to the elastic stability
- E04B1/3404—Extraordinary structures, e.g. with suspended or cantilever parts supported by masts or tower-like structures enclosing elevators or stairs; Features relating to the elastic stability supported by masts or tower-like structures
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- E—FIXED CONSTRUCTIONS
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- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/04—Devices for both conveying and distributing
- E04G21/0418—Devices for both conveying and distributing with distribution hose
- E04G21/0427—Devices for both conveying and distributing with distribution hose on a static support, e.g. crane
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- E—FIXED CONSTRUCTIONS
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- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
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- E—FIXED CONSTRUCTIONS
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- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- E—FIXED CONSTRUCTIONS
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- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
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- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
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- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3261—Safety-nets; Safety mattresses; Arrangements on buildings for connecting safety-lines
- E04G21/3276—Arrangements on buildings for connecting safety-lines
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- E—FIXED CONSTRUCTIONS
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- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
- E04G3/30—Mobile scaffolds; Scaffolds with mobile platforms suspended by flexible supporting elements, e.g. cables
- E04G3/32—Hoisting devices; Safety devices
- E04G3/325—Safety devices for stabilising the mobile platform, e.g. to avoid it swinging in the wind
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- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
- E04G5/046—Means for fastening, supporting, or bracing scaffolds on or against building constructions for fastening scaffoldings on walls
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- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
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- E—FIXED CONSTRUCTIONS
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- E04G5/00—Component parts or accessories for scaffolds
- E04G2005/008—Hoisting devices specially adapted as part of a scaffold system
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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
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides a super high-rise core barrel pump pipe overhauling method.A core barrel pump pipe overhauling device is arranged on an integral steel platform formwork and comprises a personnel transportation operation platform and a pump pipe hoisting device, when a pump pipe is blocked, the integral steel platform formwork stops construction, the personnel transportation operation platform descends to a core barrel horizontal floor position from the bottom of the integral steel platform formwork, and an operator enters the personnel transportation operation platform from the core barrel floor position; the personnel transportation operation platform conveys the operation personnel upwards, and the operation personnel observe and search the initial position of the blockage part of the pump pipe layer by layer in the ascending process; all pump pipe joints at the blocked part of the pump pipe are sequentially dismantled and cleaned from top to bottom through the matching use of the personnel transportation operation platform and the pump pipe hoisting device; the cleaned pump pipe sections are reset and installed from top to bottom in sequence by matching the personnel transportation operation platform with the pump pipe hoisting device; the high-efficiency and safe dredging and overhauling of the super high-rise core barrel pump pipe are realized.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a super high-rise core barrel pump pipe overhauling method.
Background
At present, the super high-rise building mostly adopts a frame-core tube structure. Aiming at the super high-rise building with a core tube of a reinforced concrete structure and an outer frame of a steel structure and a composite floor slab, the construction usually adopts the step-by-step flow construction, the vertical structure of the core tube is firstly constructed, the steel structure of the outer frame is firstly constructed, and the horizontal floor slab of the core tube and the steel structure of the outer frame are constructed after lagging. When the process is adopted for construction, the vertical structure of the core cylinder leads the horizontal structure by 6-10 layers.
When whole steel platform die carrier is adopted in the construction of a core section of thick bamboo, for satisfying the vertical wall body concrete pouring demand of a core section of thick bamboo, generally with cloth machine fixed arrangement on whole steel platform die carrier top girder steel, carry the concrete that comes with the pump pressure through the pump line of joining in marriage perpendicularly in the inside of a core section of thick bamboo and wait to pour the position.
When the pump pipe vertically arranged in the core barrel is blocked, no floor slab is provided for the operation platform to overhaul the pump pipe in the construction height difference range of the vertical structure and the horizontal structure of the core barrel. The traditional construction method is that cantilever scaffold is erected along a pump pipe, constructors search for a blocking position on the cantilever scaffold, then the cantilever scaffold is subjected to dredging and cleaning after segmented dismantling, and the cantilever scaffold is reinstalled after cleaning is completed. However, when the traditional method is adopted for pump pipe maintenance, a large amount of time and manpower are consumed for building the cantilever scaffold, and the construction efficiency and the safety are low. For solving above-mentioned problem, make safe, the efficient clearance of dredging after the pump line blocks up, guarantee the construction progress, consider that the integrated pump line in whole steel platform die carrier bottom overhauls the device and satisfy the construction demand.
Disclosure of Invention
The invention aims to provide a super high-rise core barrel pump pipe overhauling method, which solves the problems that a large amount of time and labor are consumed by erecting an overhanging scaffold when a traditional method is used for overhauling a pump pipe, the construction efficiency is low, and the safety is poor, greatly improves the overhauling and dredging efficiency and safety of the super high-rise core barrel pump pipe, and ensures the construction progress.
In order to solve the technical problems, the invention provides the following technical scheme:
a super high-rise core barrel pump pipe overhauling method comprises the following steps:
step 4, moving the personnel transportation operation platform to the uppermost pump pipe joint of the blocked part of the pump pipe and stopping;
step 6, an operator stands on the personnel transportation operation platform to remove the pump pipe sections clamped by the hoisting device, and the pump pipe hoisting device conveys the removed pump pipe sections to a core barrel floor for dredging and cleaning;
step 7, sequentially dismantling and cleaning the rest pump pipe sections at the blocked part of the pump pipe from top to bottom by adopting the methods of the steps 4 to 6;
step 8, resetting and installing the cleaned pump pipe sections from top to bottom in sequence by matching the personnel transportation operation platform with the pump pipe hoisting device;
and 9, lifting the personnel transportation operation platform to the bottom of the integral steel platform formwork, locking, withdrawing the pump pipe hoisting device, and continuously constructing the integral steel platform formwork.
Preferably, in the method for overhauling the pump pipe of the super-high core barrel, the personnel transportation operation platform comprises a suspension steel beam, a platform unit, a power device and a steel wire rope, wherein the suspension steel beam is made of H-shaped steel, the suspension steel beam is fixed on a bottom beam of a die set of the integral steel platform, a hoisting point plate is arranged on a lower flange of the suspension steel beam, the platform unit is suspended on the hoisting point plate through the steel wire rope, the power device is arranged on the platform unit, and the power device controls the winding and unwinding of the steel wire rope to realize the up-and-down operation of the platform unit.
Preferably, in the method for overhauling the super high-rise core barrel pump pipe, the platform unit is a square frame with an opening at the top, a steel plate is arranged at the bottom of the square frame, and fences are arranged around the square frame.
Preferably, in the method for overhauling the super high-rise core barrel pump pipe, the hoisting point plate is vertically arranged, the upper end of the hoisting point plate is fixedly connected to the lower surface of the lower flange of the suspension steel beam, and a hoisting hole for the steel wire rope to pass through is formed in the hoisting point plate.
Preferably, in foretell super high-rise core section of thick bamboo pump line maintenance method, pump line hoist device includes hoisting device, installation girder, connecting plate, fixing base, fender rope device, guider and lifting rope, the installation girder passes through the connecting plate spiro union on whole steel platform die carrier floorbar, hoisting device passes through the fixing base install in the one end of installation girder, keep off rope device and guider set up respectively in the other end of installation girder, lifting rope one end is connected with hoisting device, the other end of lifting rope passes through guider truns into vertically and is connected with the shackle by transversely, the below of shackle sets up a clamping device, clamping device is used for the centre gripping or the pine pump line festival.
Preferably, in the method for overhauling a pump pipe of a super high-rise core barrel, the step 8 specifically includes:
81, moving a corresponding resetting installation position of the pump pipe joint by the personnel transportation operation platform;
step 82, hoisting the cleaned pump pipe joint to a corresponding resetting installation position of the pump pipe joint through a pump pipe hoisting device;
step 83, an operator stands on the personnel transportation operation platform to reset and install the pump pipe sections hoisted by the pump pipe hoisting device at the end parts of the adjacent pump pipe sections;
and step 84, resetting and installing the cleaned pump pipe sections from top to bottom in sequence by adopting the method from the step 81 to the step 83.
Preferably, in the method for overhauling the pump pipe of the super high-rise core barrel, the personnel transportation operation platform further comprises a pair of top wall devices for preventing the personnel transportation operation platform from shaking in the lifting process.
Preferably, in the method for overhauling the pump pipe of the super-high core barrel, the top wall device comprises a horizontal support rod and an elastic roller, the elastic roller is arranged at one end of the horizontal support rod, and the other end of the horizontal support rod is fixedly connected with the platform unit.
According to the technical scheme disclosed above, compared with the prior art, the invention has the following beneficial effects:
the invention provides a super high-rise core barrel pump pipe overhauling method, which is characterized in that a core barrel pump pipe overhauling device is arranged on an integral steel platform formwork, and the core barrel pump pipe overhauling device comprises: the device comprises a personnel transportation operation platform and a pump pipe hoisting device, wherein the personnel transportation operation platform is connected to a bottom beam of the integral steel platform formwork and is positioned below the bottom beam of the integral steel platform formwork, the personnel transportation operation platform can move up and down, the personnel transportation operation platform is used for transporting operation personnel and is used as an operation platform when a pump pipe is disassembled and installed, the pump pipe is vertically arranged in a core barrel, the pump pipe is fixed with a core barrel wall body, the pump pipe is formed by sequentially connecting a plurality of pump pipe sections, the pump pipe hoisting device is installed on the bottom beam of the integral steel platform formwork, and the pump pipe hoisting device is used for vertically transporting the pump pipe sections; when the pump pipe is blocked, the whole steel platform formwork stops construction, the personnel transportation operation platform descends to the position of the horizontal floor slab of the core barrel from the bottom of the whole steel platform formwork, and the operation personnel enter the personnel transportation operation platform from the position of the floor slab of the core barrel; the personnel transportation operation platform conveys the operating personnel upwards, and the operating personnel observes layer by layer in the ascending process and searches for the initial position of the blockage part of the pump pipe; all the pump pipe sections at the blocked parts of the pump pipes are sequentially dismantled and cleaned from top to bottom through the matching use of the personnel transportation operation platform and the pump pipe hoisting device; the cleaned pump pipe sections are reset and installed from top to bottom in sequence by matching the personnel transportation operation platform with the pump pipe hoisting device; the personnel transport operation platform rises to the bottom of the integral steel platform formwork and is locked, the pump pipe hoisting device is withdrawn, the integral steel platform formwork continues construction, efficient and safe dredging and overhauling of the super high-rise core barrel pump pipe are achieved, and the problems that a large amount of time and labor are consumed due to the fact that cantilever scaffold is erected when pump pipe overhauling is carried out by the traditional method, construction efficiency is low and safety is poor are solved.
Drawings
Fig. 1 is a schematic elevation view of a super high-rise core barrel pump pipe overhaul device.
Fig. 2 is a schematic plan view of a super high-rise core barrel pump pipe overhaul device.
Fig. 3 is a schematic structural view of the personnel transportation work platform.
Fig. 4 is a schematic structural view of the top wall device.
Fig. 5 is a schematic elevation view of the pump tube hoist.
Fig. 6 is a schematic plan view of the pump tube hoist.
Fig. 7 is a schematic view of the pump pipe hoisting device in use.
Figure 8 is a schematic view of the construction of the suspension steel beam.
Fig. 9 is a side view of fig. 8.
In the figure: 1-integral steel platform formwork, 11-integral steel platform formwork bottom beam, 12-personnel safety rope hanging point, 2-personnel transportation operation platform, 21-hanging steel beam, 22-platform unit, 23-power device, 24-steel wire rope, 25-top wall device, 251-horizontal support rod, 252-elastic roller, 26-hoisting point plate, 27-stiffening plate, 3-pump pipe hoisting device, 31-hoisting device, 32-mounting main beam, 33-connecting plate, 34-fixing seat, 35-guiding device, 36-rope blocking device, 37-hoisting rope, 38-shackle, 39-clamping device, 4-core barrel, 5-pump pipe and 51-pump pipe joint.
Detailed Description
The invention is described in further detail below with reference to the figures and specific examples. The technical contents and features of the present invention will be described in detail below with reference to the embodiments illustrated in the accompanying drawings. It is further noted that the drawings are in greatly simplified form and are not to precise scale, merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention. For convenience of description, the directions of "up" and "down" described below are the same as the directions of "up" and "down" in the drawings, but this should not be construed as limiting the technical solution of the present invention.
Referring to fig. 1 to 9, in which the unit of size is millimeter, the embodiment discloses a method for overhauling a super high-rise core tube pump pipe, which includes the following steps:
step 4, the personnel transportation operation platform 2 moves to the uppermost pump pipe section 51 of the blocked part of the pump pipe 5 and stops;
step 6, an operator stands on the personnel transportation operation platform 2 to remove the pump pipe sections 51 clamped by the hoisting device, the pump pipe hoisting device 3 conveys the removed pump pipe sections 51 to the floor of the core barrel 4 to dredge and clean, and at the moment, a specially-assigned person monitors the operation of the hoisting device at the bottom of the integral steel platform formwork 1 to ensure the construction safety;
step 7, sequentially dismantling and cleaning the other pump pipe sections 51 at the blockage part of the pump pipe 5 from top to bottom by adopting the methods of the steps 4 to 6;
step 8, resetting and installing the cleaned pump pipe sections 51 from top to bottom in sequence by matching the personnel transportation operation platform 2 with the pump pipe hoisting device;
and 9, lifting the personnel transportation operation platform 2 to the bottom of the integral steel platform formwork 1 and locking, withdrawing the pump pipe hoisting device 3, and continuing construction of the integral steel platform formwork 1.
According to the super high-rise core barrel pump pipe overhauling method, operators standing on the personnel transportation operation platform 2 can sequentially dismantle pump pipe sections 51 at the blocking parts of the pump pipes 5 section by section through the lifting of the personnel transportation operation platform 2, the pump pipe sections 51 are lifted section by section through the pump pipe lifting device 3 to reach a core barrel floor slab for dredging and cleaning, then the cleaned pump pipe sections 51 are reset and installed from top to bottom sequentially through the matching use of the personnel transportation operation platform 2 and the pump pipe lifting device 3, the efficient and safe dredging and overhauling of the super high-rise core barrel 4 pump pipes 5 are achieved, and the problems that a large amount of time and labor are consumed due to the arrangement of cantilever scaffold when the pump pipes 5 are overhauled by adopting a traditional method, the construction efficiency is low and the safety is poor are solved.
Preferably, in the method for overhauling the pump pipe of the super-high core barrel, when the pump pipe 5 is overhauled, the area of the floor of the core barrel 4, which is positioned below the personnel transportation operation platform 2, is blocked by a warning line, personnel are forbidden to pass, and special personnel monitoring is arranged.
Preferably, in the method for overhauling the super high-rise core barrel pump pipe, the personnel transportation operation platform 2 comprises a suspension steel beam 21, a platform unit 22, a power device 23 and a steel wire rope 24, the suspension steel beam 21 is made of H-shaped steel, the suspension steel beam 21 is fixed on the bottom beam 11 of the integral steel platform formwork, a hoisting point plate 26 is arranged on the lower flange of the suspension steel beam 21, the platform unit 22 is suspended on the hoisting point plate 26 through the steel wire rope 24, the power device 23 is installed on the platform unit 22, and the power device 23 controls the retraction and release of the steel wire rope 24 to realize the up-and-down operation of the platform unit 22. The personnel transportation operation platform 2 with the structure can realize safe lifting of operation personnel and is convenient for the maintenance operation of the pump pipe joint 51, and has the advantages of quick, convenient, safe and reliable lifting.
Preferably, in the method for overhauling the pump pipe of the super high-rise core barrel, the platform unit 22 is a square frame with an open top, the bottom of the square frame is provided with a steel plate, the periphery of the square frame is provided with a fence, and the platform unit can accommodate 1 to 2 operators, so that the operators can conveniently construct the platform.
Preferably, in the method for overhauling the pump pipe of the super high-rise core barrel, the hoisting point plate 26 is vertically arranged, the upper end of the hoisting point plate 26 is fixedly connected to the lower surface of the lower flange of the suspension steel beam 21, and a hoisting hole for the steel wire rope 24 to pass through is formed in the hoisting point plate 26, so that the platform unit can be stably suspended.
Preferably, in the method for overhauling the pump pipe of the super high-rise core barrel, the three stiffening plates 27 are arranged on the suspension steel beam 21 at positions corresponding to the lifting point plates, so that the stability and the strength of the suspension steel beam 21 can be improved, and the lifting safety and the lifting stability of the personnel transportation operation platform are further improved.
Preferably, in the above-mentioned method for overhauling the pump tube of the super-high core barrel, the pump tube hoisting device 3 includes a hoisting device 31, an installation main beam 32, a connecting plate 33, a fixing seat 34, a rope blocking device 36, a guiding device 35 and a lifting rope 37, the installation main beam 32 is screwed on the bottom beam 11 of the integral steel platform formwork, the hoisting device 31 is installed at one end of the installation main beam 32 through the fixing seat 34, the rope blocking device 36 and the guiding device 35 are respectively arranged at the other end of the installation main beam 32, one end of the lifting rope 37 is connected with the hoisting device 31, the other end of the lifting rope 37 is turned from the horizontal direction to the vertical direction through the guiding device 35 and is connected with a shackle 38, a clamping device 39 is arranged below the shackle 38, and the clamping device 39 is used for clamping or loosening the pump tube section 51. By adopting the pump pipe hoisting device 3 with the structure, the pump pipe joint 51 can be safely and conveniently hoisted.
Preferably, in the method for overhauling a pump pipe of a super high-rise core barrel, the step 8 specifically includes:
81, moving a corresponding resetting installation position of the pump pipe joint 51 by the personnel transportation operation platform 2;
step 82, hoisting the cleaned pump pipe joint 51 to a corresponding resetting installation position of the pump pipe joint 51 through the pump pipe hoisting device 3;
step 83, an operator stands on the personnel transportation operation platform 2 to reset and install the pump pipe sections 51 hoisted by the pump pipe hoisting device 3 at the end parts of the adjacent pump pipe sections 51;
and step 84, resetting and installing the cleaned pump pipe sections 51 from top to bottom in sequence by adopting the method from the step 81 to the step 83.
By adopting the step 8, the operator can safely and conveniently realize the resetting and installation of the cleaned pump pipe section, and the efficient and safe maintenance of the blockage of the super high-rise pump pipe is realized.
Preferably, in the method for overhauling the core barrel pump pipe in the super high rise building, the personnel transportation operation platform 2 further comprises a top wall device 25, the top wall device 25 comprises a horizontal support rod 251 and an elastic roller 252, the elastic roller 252 is arranged at one end of the horizontal support rod 251, and the other end of the horizontal support rod 251 is fixedly connected with the platform unit 22. Through setting up the headwall device 25, be favorable to the steady lift of personnel transportation operation platform 2, avoid personnel transportation operation platform 2 to rock at the operation in-process, prevent that personnel transportation operation platform 2 from colliding with the pump line.
The above description is only for the purpose of describing the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and any variations and modifications made by those skilled in the art based on the above disclosure are intended to fall within the scope of the appended claims.
Claims (8)
1. A super high-rise core barrel pump pipe overhauling method is characterized by comprising the following steps:
step 1, install a superelevation layer core section of thick bamboo pump line maintenance device at whole steel platform formwork, superelevation layer core section of thick bamboo pump line maintenance device includes: the device comprises a personnel transportation operation platform and a pump pipe hoisting device, wherein the personnel transportation operation platform is connected to and located below a bottom beam of an integral steel platform formwork and can move up and down, the personnel transportation operation platform is used for transportation of operation personnel and serves as an operation platform when a pump pipe is disassembled and installed, the pump pipe is vertically arranged in a core barrel, the pump pipe is fixed with a core barrel wall body, the pump pipe is formed by sequentially connecting a plurality of pump pipe sections, the pump pipe hoisting device is installed on the bottom beam of the integral steel platform formwork and is used for vertically transporting the pump pipe sections;
step 2, when the pump pipe is blocked, the whole steel platform formwork stops construction, the personnel transportation operation platform descends to the position of the horizontal floor slab of the core barrel from the bottom of the whole steel platform formwork, and the operation personnel enter the personnel transportation operation platform from the position of the floor slab of the core barrel;
step 3, the personnel transportation operation platform conveys the operation personnel upwards, and the operation personnel observes layer by layer to search for the initial position of the blockage part of the pump pipe in the ascending process;
step 4, moving the personnel transportation operation platform to the uppermost pump pipe joint of the blocked part of the pump pipe and stopping;
step 5, clamping the uppermost pump pipe section of the blocked part of the pump pipe through a pump pipe hoisting device;
step 6, an operator stands on the personnel transportation operation platform to remove the pump pipe sections clamped by the hoisting device, and the pump pipe hoisting device conveys the removed pump pipe sections to a core barrel floor for dredging and cleaning;
step 7, sequentially dismantling and cleaning the rest pump pipe sections at the blocked part of the pump pipe from top to bottom by adopting the methods of the steps 4 to 6;
step 8, resetting and installing the cleaned pump pipe sections from top to bottom in sequence by matching the personnel transportation operation platform with the pump pipe hoisting device;
and 9, lifting the personnel transportation operation platform to the bottom of the integral steel platform formwork, locking, withdrawing the pump pipe hoisting device, and continuously constructing the integral steel platform formwork.
2. The method for overhauling the pump pipe of the ultra-high-rise core barrel as recited in claim 1, wherein the personnel transportation operation platform comprises a suspension steel beam, a platform unit, a power device and a steel wire rope, wherein the suspension steel beam is H-shaped steel, the suspension steel beam is fixed on a bottom beam of a whole steel platform formwork, a hoisting point plate is arranged on a lower flange of the suspension steel beam, the platform unit is suspended on the hoisting point plate through the steel wire rope, the power device is installed on the platform unit, and the power device controls the winding and unwinding of the steel wire rope to realize the up-and-down operation of the platform unit.
3. The super high rise core barrel pump pipe inspection and repair apparatus as claimed in claim 2, wherein the platform unit is a square frame with an open top, a steel plate is provided at the bottom of the square frame, and a fence is provided around the square frame.
4. The method for overhauling a pump pipe of a super high-rise core barrel as recited in claim 2, wherein the hoisting point plate is vertically arranged, the upper end of the hoisting point plate is fixedly connected to the lower surface of the lower flange of the suspension steel beam, and the hoisting point plate is provided with a hoisting hole for a steel wire rope to pass through.
5. The method for overhauling a pump pipe of a super high-rise core barrel according to claim 1, wherein the pump pipe hoisting device comprises a hoisting device, an installation main beam, a connecting plate, a fixed seat, a rope blocking device, a guiding device and a hoisting rope, the installation main beam is in threaded connection with the bottom beam of the integral steel platform formwork through the connecting plate, the hoisting device is installed at one end of the installation main beam through the fixed seat, the rope blocking device and the guiding device are respectively arranged at the other end of the installation main beam, one end of the hoisting rope is connected with the hoisting device, the other end of the hoisting rope is transversely turned into a vertical direction through the guiding device and is connected with a shackle, and a clamping device is arranged below the shackle and used for clamping or loosening a pump pipe joint.
6. The method for overhauling a pump pipe of a super high-rise core barrel as recited in claim 1, wherein the step 8 specifically comprises:
81, moving a corresponding resetting installation position of the pump pipe joint by the personnel transportation operation platform;
82, hoisting the cleaned pump pipe joint to a corresponding resetting installation position of the pump pipe joint through a pump pipe hoisting device;
step 83, an operator stands on the personnel transportation operation platform to reset and install the pump pipe sections hoisted by the pump pipe hoisting device at the end parts of the adjacent pump pipe sections;
and 84, resetting and installing the cleaned pump pipe sections from top to bottom in sequence by adopting the methods from the step 81 to the step 83.
7. The method of overhauing a super high-rise core barrel pump pipe as claimed in claim 1, wherein the personnel transportation work platform further comprises a pair of top wall means for preventing the personnel transportation work platform from shaking during lifting.
8. The method for overhauling a pump pipe of a super high-rise core barrel according to claim 7, wherein the top wall device comprises a horizontal support rod and an elastic roller, the elastic roller is arranged at one end of the horizontal support rod, and the other end of the horizontal support rod is fixedly connected with the platform unit.
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| CN115095128B (en) | 2023-12-22 |
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