CN102953391A - Rectangular caisson lifting and launching device and method - Google Patents

Rectangular caisson lifting and launching device and method Download PDF

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Publication number
CN102953391A
CN102953391A CN2012104164374A CN201210416437A CN102953391A CN 102953391 A CN102953391 A CN 102953391A CN 2012104164374 A CN2012104164374 A CN 2012104164374A CN 201210416437 A CN201210416437 A CN 201210416437A CN 102953391 A CN102953391 A CN 102953391A
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China
Prior art keywords
rectangular caisson
caisson
hoist cable
rectangular
corner protector
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CN2012104164374A
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Chinese (zh)
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CN102953391B (en
Inventor
杨洪武
张鲁生
焦彦波
范丰东
王琨
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SHANDONG HARBOUR ENGINEERING GROUP Co Ltd
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SHANDONG HARBOUR ENGINEERING GROUP Co Ltd
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Priority to CN201210416437.4A priority Critical patent/CN102953391B/en
Publication of CN102953391A publication Critical patent/CN102953391A/en
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Abstract

The invention discloses a rectangular caisson lifting and launching device and method, relates to the technical field of lifting and launching a whole caisson and in particular belongs to a whole undertaking lifting and launching technique of a rectangular caisson. The rectangular caisson lifting and launching device comprises an upper lifting rope (2), a clamping ring (3), steel protective angles (4) and a lower lifting rope (5), wherein one end of the upper lifting rope is suspended on double hooks (1) of a crane ship, the other end of the upper lifting rope is connected with the lower lifting rope through the clamping ring, the lower lifting rope undertakes the rectangular caisson through the steel protective angles, and the steel protective angles are clamped on inclined toe parts of the rectangular caisson. The rectangular caisson lifting and launching method comprises a rectangular caisson ground hooking step, a rectangular caisson undertaking step and integral lifting, an underwater automatic removing step and the like. The rectangular caisson ground hooking step is operated by constructors on the ground so as to avoid the danger of hooking in air; and the underwater automatic removing step of the steel protective angles and the rectangular caisson is automatically and integrally carried out underwater without human assistance. Therefore, the rectangular caisson lifting and launching device and method disclosed by the invention have the beneficial effects that the operation is simple, convenient, easy, safe and reliable; and the rectangular caisson lifting and launching device can be repeatedly used.

Description

The device and method of water under the rectangular caisson handling
Technical field
The present invention relates to water technical field under the caisson Integral lifting, particularly belong to a kind of Integral lifting Launching processing of revealing all the details of rectangular caisson.
Background technology
At present, the method of water mostly adopts the furred ceiling method and hangs the wall method under China's prefabricated rectangle caisson handling, when usually adopting the furred ceiling method and hanging the wall method, suspension ring, lifting hole(eyelet) steel bushing need to be set, hang the expendable suspension centre stiffening devices such as muscle and lifting hole(eyelet) top steel mesh reinforcement, increase construction cost, reduced construction efficiency, and behind the caisson placing, the suspension centre stiffening device that exposes is exposed in the water, can corrode and damage suspension centre concrete on every side; In addition, when adopting the furred ceiling method and hanging the mode of operation of wall method, the hook operation needs be finished by constructor high-altitude hook, and the unhook operation needs human assistance to break off relations equally, so just has the problems such as hook and the length consuming time that breaks off relations, work is loaded down with trivial details, danger is large.
Summary of the invention
Purpose of the present invention namely is to provide the device and method of water under a kind of novel rectangular caisson handling, to reach purpose simple and efficient to handle, that reduce job costs, increase work efficiency.
The device of water under the rectangular caisson handling disclosed in this invention, it is characterized in that, comprise hoist cable, snap ring, steel corner protector and lower hoist cable, upper hoist cable one end is hung on the crane ship double hook, the other end is connected with lower hoist cable by snap ring, lower hoist cable is revealed all the details to rectangular caisson by the steel corner protector, and the steel corner protector is stuck in the oblique toe position of caisson; Described steel corner protector is made of cambered surface steel plate, vertical corner protector steel plate, horizontal corner protector steel plate and separated time steel plate.
The method of water is characterized in that under the rectangular caisson handling disclosed in this invention, comprises the steps:
1) rectangular caisson ground hook:
Step 1-1, hoist cable on the crane ship double hook suspension: crane ship is stayed and is positioned at the fortune wharf apron, is hanging hoist cable on the double hook;
Step 1-2, upper hoist cable are positioned to treat directly over the handling rectangular caisson: crane ship is adjusted the position makes hoist cable be positioned to treat directly over the handling rectangular caisson, and makes hoist cable lower end eye splice be in the height of rectangular caisson base plate;
Step 1-3 pulls out lower hoist cable by messenger at the bottom of the rectangular caisson: as messenger, draw lower hoist cable thereby draw messenger with loader with seizing wire, make it to pass the rectangular caisson bottom, carry out the preparation that lower hoist cable is revealed all the details;
Step 1-4, lay the steel corner protector: the position is laid and adjusted to lower hoist cable to the steel corner protector after passing the rectangular caisson bottom, makes its position that accurately is stuck in the oblique toe of rectangular caisson, and be fixed on the lower hoist cable with seizing wire;
Step 1-5 connects until hoist cable on the handling rectangular caisson and lower hoist cable with snap ring: the steel corner protector lay complete after, the lower hoist cable that on ground messenger is pulled out by the constructor is connected with snap ring with upper hoist cable;
2) the rectangular caisson integral lifting of revealing all the details:
Step 2-1, lifting checks, and rectangular caisson is winched to the water surface: crane ship slowly hooks up to rectangular caisson bottom built on stilts, moves backward ship and makes rectangular caisson shift out out the fortune wharf apron, slowly weighs subsequently hook in the hand and makes the rectangular caisson bottom near the water surface;
Step 2-2, add water to rectangular caisson and swim stable: crane ship continues to weigh in the hand hook, when treating that the rectangular caisson inlet opening there is not upstream face following, open into the water gate valve to rectangular caisson in water filling, until water level satisfies the rectangular caisson stable requirement of swimming in each cabin;
3) under water automatic trip from:
Step 3-1, rectangular caisson stablize floating after, the haul rectangular caisson is to the installation region: crane ship continues to weigh in the hand hook and breaks away from rectangular caisson fully to the steel corner protector, and push boat pushing tow rectangular caisson shifts out in the suspender it, and by tugboat with rectangular caisson haul to the installation region;
Step 3-2, the playback of crane ship stranded cable: after rectangular caisson shifted out, crane ship hooked up, and with lower hoist cable lifting water outlet, the steel corner protector is with lower hoist cable water outlet, and the crane ship stranded cable moves forward to the wharf apron subsequently, enters the next rectangular caisson flow process of lifting.
The present invention has avoided needing in the prior art to arrange the defective of expendable suspension centre strengthening measure, has reduced construction cost; And the hook operation has been avoided the danger of high-altitude hook by constructor's terrestrial operation; Steel corner protector and caisson break away from operation for automatic integral disengagement under water, do not need human assistance; Has good effect easy to operation, safe and reliable, reusable.
Description of drawings
Accompanying drawing partly discloses specific embodiments of the invention, wherein,
Fig. 1, the device of water is installed and used state diagram under the rectangular caisson handling;
Fig. 2, the device elevation of water under the rectangular caisson handling;
Fig. 3, hoist cable is installed and used state diagram under the present invention;
Fig. 4, steel corner protector generalized section of the present invention;
Fig. 5, steel corner protector top view of the present invention;
Fig. 6, steel corner protector of the present invention is installed and used state diagram.
The specific embodiment
As shown in Figure 1 and Figure 2, water suspender under the rectangular caisson handling provided by the present invention comprises hoist cable 2, snap ring 3, steel corner protector 4 and lower hoist cable 5, and upper hoist cable one end is hung on the crane ship double hook 1, the other end is connected with lower hoist cable by snap ring, and lower hoist cable is revealed all the details by 4 pairs of rectangular caissons of steel corner protector.
Such as Fig. 4, shown in Figure 5, described steel corner protector is made of cambered surface steel plate 6, vertical corner protector steel plate 7, horizontal corner protector steel plate 8 and separated time steel plate 9, vertical corner protector steel plate and horizontal corner protector steel plate vertical welding, its outside is the cambered surface steel plate, the up and down two ends of cambered surface steel plate respectively with vertical corner protector steel plate and horizontal corner protector Plate Welding, the separated time steel plate is positioned at cambered surface steel plate both sides, is welded in vertical corner protector steel plate and the horizontal corner protector steel plate outside.And horizontal corner protector steel plate 8 was three stacked adding, and the corner of separated time steel plate 9 is circular shape.
As shown in Figure 6, the steel corner protector is stuck in the oblique toe position of caisson 10, and lower hoist cable passes the caisson bottom and contacts with the cambered surface steel plate of steel corner protector, thereby avoids lower hoist cable to damage oblique toe.
In addition, as shown in Figure 3, adopt 4 two ends with the wire rope of eye splice as lower hoist cable, and the caisson both sides each relatively lay two steel corner protectors, the lower hoist cable radical that single steel corner protector is corresponding is 2, uses after adopting doubling.Equally, upper hoist cable also adopts two ends to form through doubling according to actual conditions with the wire rope of eye splice, and sectional continues spreading.
Adopt said apparatus to rectangular caisson carry out ground hook, the integral lifting of revealing all the details and under water automatic trip from, its processing step is as follows.
Crane ship is stayed and is positioned at the fortune wharf apron, is hanging hoist cable on the double hook.
Crane ship is stopped perpendicular to going out to transport the wharf apron, adjusts the crane ship position and makes hoist cable be positioned to treat directly over the handling rectangular caisson, and make the hoist cable lower end in the height of rectangular caisson base plate.
, messenger one end is connected on the lower hoist cable eye splice with snap ring as messenger with seizing wire, goes out messenger with the steel hook from the caisson bottom traction first, thereby draw lower hoist cable with loader traction messenger again, make it to pass the caisson bottom, carry out the preparation that lower hoist cable is revealed all the details.
The position is laid and adjusted to lower hoist cable to the steel corner protector after passing the rectangular caisson bottom, makes its desired location that accurately is stuck in the oblique toe of rectangular caisson, and be fixed on the lower hoist cable with seizing wire.
The steel corner protector lay complete after, hoisting commanding staffing crane ship is weighed hook in the hand, supreme hoist cable eye splice or its doubling stage casing are overhead about 0.5 meter, the lower hoist cable that on ground messenger is pulled out by the constructor is connected with upper hoist cable, lower hoist cable middle part doubling end adopts snap ring to be connected on the eye splice or its doubling stage casing of hoist cable, and two eye splices of an other side also adopt snap ring to be connected with upper hoist cable, connect to share 8 snap rings, per 2 snap rings are one group, and described snap ring is shape of a hoof snap ring.
Lifting checks, and rectangular caisson is winched to the water surface: crane ship slowly hooks up, and the constructor checks whether steel corner protector and the oblique toe contact surface of caisson be tightly identical, and crane ship continues to hook up to caisson 0.5 meter height overhead, checks further whether the hoist cable suspender is normal; The constructor withdraws around the caisson after normal, and crane ship slowly hooks up to the caisson bottom overhead about 1.0 meters, moves backward ship and makes caisson shift out the fortune wharf apron, slowly weighs subsequently hook in the hand and makes Bottom plate of sinkbox near the water surface.
Crane ship continues to weigh in the hand hook, when treating that the rectangular caisson inlet opening there is not upstream face following, stops to weigh in the hand hook, and this moment, the constructor climbed up the caisson top by rope ladder, open into the water gate valve to rectangular caisson in water filling, until water level satisfies the rectangular caisson stable requirement of swimming in each cabin.
Rectangular caisson stablize floating after, the haul rectangular caisson to the installation region: finely tune adding water in each cabin of caisson, until four beam side of a ship height are close.Weigh hook behind the leveling caisson in the hand to the caisson floating stable, crane ship continues to weigh in the hand hook and breaks away from caisson fully to the steel corner protector subsequently, and push boat pushing tow caisson is thrown off itself and suspender fully, and by tugboat with Caisson Transportation to the installation region, finish under water whole automatic trip from.
After rectangular caisson and suspender broke away from fully, crane ship hooked up, and with lower hoist cable lifting water outlet, the steel corner protector is with lower hoist cable water outlet, and the crane ship stranded cable moves forward to the wharf apron subsequently, unties one-sided snap ring, enters the next rectangular caisson flow process of lifting.

Claims (3)

1. the device of water under the rectangular caisson handling, it is characterized in that, comprise hoist cable (2), snap ring (3), steel corner protector (4) and lower hoist cable (5), upper hoist cable one end is hung on the crane ship double hook (1), the other end is connected with lower hoist cable by snap ring, lower hoist cable is revealed all the details to rectangular caisson by the steel corner protector, and the steel corner protector is stuck in the oblique toe position of caisson; Described steel corner protector is made of cambered surface steel plate (6), vertical corner protector steel plate (7), horizontal corner protector steel plate (8) and separated time steel plate (9).
2. the method for water under the rectangular caisson handling is characterized in that, comprises the steps:
1) rectangular caisson ground hook:
Step 1-1, hoist cable on the crane ship double hook suspension: crane ship is stayed and is positioned at the fortune wharf apron, is hanging hoist cable on the double hook;
Step 1-2, upper hoist cable are positioned to treat directly over the handling rectangular caisson: crane ship is adjusted the position makes hoist cable be positioned to treat directly over the handling rectangular caisson, and makes hoist cable lower end eye splice be in the height of rectangular caisson base plate;
Step 1-3 pulls out lower hoist cable by messenger at the bottom of the rectangular caisson: as messenger, draw lower hoist cable thereby draw messenger with loader with seizing wire, make it to pass the rectangular caisson bottom, carry out the preparation that lower hoist cable is revealed all the details;
Step 1-4, lay the steel corner protector: the position is laid and adjusted to lower hoist cable to the steel corner protector after passing the rectangular caisson bottom, makes its position that accurately is stuck in the oblique toe of rectangular caisson, and be fixed on the lower hoist cable with seizing wire;
Step 1-5 connects until hoist cable on the handling rectangular caisson and lower hoist cable with snap ring: the steel corner protector lay complete after, the lower hoist cable that on ground messenger is pulled out by the constructor is connected with snap ring with upper hoist cable;
2) the rectangular caisson integral lifting of revealing all the details:
Step 2-1, lifting checks, and rectangular caisson is winched to the water surface: crane ship slowly hooks up to rectangular caisson bottom built on stilts, moves backward ship and makes rectangular caisson shift out out the fortune wharf apron, slowly weighs subsequently hook in the hand and makes the rectangular caisson bottom near the water surface;
Step 2-2, add water to rectangular caisson and swim stable: crane ship continues to weigh in the hand hook, when treating that the rectangular caisson inlet opening there is not upstream face following, open into the water gate valve to rectangular caisson in water filling, until water level satisfies the rectangular caisson stable requirement of swimming in each cabin;
3) under water automatic trip from:
Step 3-1, rectangular caisson stablize floating after, the haul rectangular caisson is to the installation region: crane ship continues to weigh in the hand hook and breaks away from rectangular caisson fully to the steel corner protector, and push boat pushing tow rectangular caisson shifts out in the suspender it, and by tugboat with rectangular caisson haul to the installation region;
Step 3-2, the playback of crane ship stranded cable: after rectangular caisson shifted out, crane ship hooked up, and with lower hoist cable lifting water outlet, the steel corner protector is with lower hoist cable water outlet, and the crane ship stranded cable moves forward to the wharf apron subsequently, enters the next rectangular caisson flow process of lifting.
3. the device of water under the rectangular caisson handling according to claim 1 is characterized in that, described horizontal corner protector steel plate (8) was three stacked adding, and the corner of separated time steel plate (9) is circular shape.
CN201210416437.4A 2012-10-27 2012-10-27 Rectangular caisson lifting and launching device and method Active CN102953391B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103898921A (en) * 2014-03-21 2014-07-02 中铁港航局集团深圳工程有限公司 Caisson binding floating transportation construction method
CN104743444A (en) * 2015-03-10 2015-07-01 鞍钢重型机械有限责任公司 Laterally turning method of large panel framework type workpiece
CN111362118A (en) * 2020-05-11 2020-07-03 成都建工第四建筑工程有限公司 Tool for vertically hoisting and installing pipeline and hoisting method thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4224465B2 (en) * 2005-02-03 2009-02-12 大谷建設株式会社 Inner formwork for concrete placement and inner formwork moving installation method
CN101666097A (en) * 2009-08-04 2010-03-10 中交第二航务工程局有限公司 Positioning settlement method of large steel suspension box or sinking well
CN201850554U (en) * 2010-11-11 2011-06-01 中国路桥工程有限责任公司 Floating crane positioning structure of steel hanging box
CN202007384U (en) * 2011-03-29 2011-10-12 中铁十局集团有限公司 Connecting device for bottom die and side die of suspended steel box in water
JP2013039867A (en) * 2011-08-12 2013-02-28 Toa Harbor Works Co Ltd Holding device for moving caisson and caisson moving method
CN202881956U (en) * 2012-10-27 2013-04-17 山东港湾建设集团有限公司 Lifting and launching device for rectangular caisson

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4224465B2 (en) * 2005-02-03 2009-02-12 大谷建設株式会社 Inner formwork for concrete placement and inner formwork moving installation method
CN101666097A (en) * 2009-08-04 2010-03-10 中交第二航务工程局有限公司 Positioning settlement method of large steel suspension box or sinking well
CN201850554U (en) * 2010-11-11 2011-06-01 中国路桥工程有限责任公司 Floating crane positioning structure of steel hanging box
CN202007384U (en) * 2011-03-29 2011-10-12 中铁十局集团有限公司 Connecting device for bottom die and side die of suspended steel box in water
JP2013039867A (en) * 2011-08-12 2013-02-28 Toa Harbor Works Co Ltd Holding device for moving caisson and caisson moving method
CN202881956U (en) * 2012-10-27 2013-04-17 山东港湾建设集团有限公司 Lifting and launching device for rectangular caisson

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103898921A (en) * 2014-03-21 2014-07-02 中铁港航局集团深圳工程有限公司 Caisson binding floating transportation construction method
CN103898921B (en) * 2014-03-21 2016-07-06 中铁港航局集团深圳工程有限公司 A kind of caisson is tied up by transportation by driving construction method
CN104743444A (en) * 2015-03-10 2015-07-01 鞍钢重型机械有限责任公司 Laterally turning method of large panel framework type workpiece
CN111362118A (en) * 2020-05-11 2020-07-03 成都建工第四建筑工程有限公司 Tool for vertically hoisting and installing pipeline and hoisting method thereof

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