CN112761157A - Ship lock chamber wall concrete pouring construction device and construction method - Google Patents
Ship lock chamber wall concrete pouring construction device and construction method Download PDFInfo
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- CN112761157A CN112761157A CN202110203211.5A CN202110203211A CN112761157A CN 112761157 A CN112761157 A CN 112761157A CN 202110203211 A CN202110203211 A CN 202110203211A CN 112761157 A CN112761157 A CN 112761157A
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- 239000004567 concrete Substances 0.000 title claims abstract description 118
- 238000010276 construction Methods 0.000 title claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 52
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 51
- 239000010959 steel Substances 0.000 claims abstract description 51
- 238000009826 distribution Methods 0.000 claims abstract description 36
- 238000009415 formwork Methods 0.000 claims abstract description 30
- 238000004804 winding Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 239000004568 cement Substances 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000036571 hydration Effects 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02C—SHIP-LIFTING DEVICES OR MECHANISMS
- E02C1/00—Locks or dry-docks; Shaft locks, i.e. locks of which one front side is formed by a solid wall with an opening in the lower part through which the ships pass
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/30—Flood prevention; Flood or storm water management, e.g. using flood barriers
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- Mining & Mineral Resources (AREA)
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- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a ship lock chamber wall concrete pouring construction device and a construction method. The construction method comprises the steps of 1) installing a gate wall movable formwork, 2) respectively suspending an integral steel mould, 3) installing a cross-gate chamber belt conveyor and a material distribution belt conveyor, 4) moving the movable formwork in place, 5) installing a material loading belt conveyor, and 6) completing concrete pouring of gate wall sections. The invention can convey concrete with lower slump, and the poured lock chamber wall is not easy to crack, thereby obviously improving the quality and durability of the lock chamber wall, reducing the consumption of cement and lowering the pouring cost of the concrete.
Description
Technical Field
The invention relates to a concrete pouring device for hydraulic engineering, in particular to a concrete pouring construction device and method for building lock chamber walls on two sides of a ship lock, and belongs to the technical field of hydraulic engineering construction.
Background
The ship lock is a special hydraulic structure in waterway transportation, and is used for overcoming the water level difference of a channel to lift a ship or a fleet, and adjusting the water level through opening and closing a lock gate to keep the channel in normal navigation. The ship lock is characterized in that the cross section of the ship lock is in a groove shape, the ship lock is formed by pouring reinforced concrete, the ship lock comprises a lock chamber bottom plate and a lock chamber wall which is upright at two ends of the lock chamber bottom plate, and the concrete pouring of the lock chamber wall can be carried out by building a lock chamber wall template body by using an integral steel mould. The existing lock chamber wall is generally poured by a concrete pump truck, the concrete pump truck can only convey concrete with larger slump (indexes for representing the water retention property, the fluidity and the cohesiveness of the concrete), the lock chamber wall poured by the concrete with larger slump has large cement consumption, large hydration heat and easy generation of temperature cracks, seriously influences the quality and the durability of the lock chamber wall, and the cement consumption greatly increases the material cost, thereby increasing the construction cost. In addition, concrete is poured by adopting the concrete pump truck, so that a plurality of concrete mixing trucks are required to be matched for construction except for occupying a plurality of concrete pump trucks for a long time, a plurality of special vehicles are occupied, the construction cost is increased, and the construction efficiency is low.
Disclosure of Invention
The invention aims to provide a lock chamber wall concrete pouring construction device and a construction method, which can improve the construction efficiency of lock chamber wall concrete pouring and the bulk concrete anti-cracking performance of the lock chamber wall.
The invention is realized by the following technical scheme:
a ship lock chamber wall concrete pouring construction device comprises a movable formwork, two concrete conveying lines arranged side by side and a material distribution belt conveyor, wherein the movable formwork is positioned in a ship lock chamber and comprises a top frame, a pair of side frames, a plurality of travelling wheel driving boxes and a plurality of travelling wheels, the top frame and the pair of side frames are welded into a pi-shaped frame structure with the transverse two ends of the top part protruding outwards, the top frame comprises a plurality of formwork main beams and a plurality of top frame supporting beams, the plurality of formwork main beams and the plurality of top frame supporting beams arranged at intervals are welded into a top frame with a rectangular structure, and a plurality of template hanging beams arranged in parallel are welded and fixed on the upper sides of the two ends of the top frame respectively; the side frame comprises a plurality of die carrier stand columns and a plurality of side frame longitudinal beams, the die carrier stand columns are vertically arranged at intervals, the upper ends of the die carrier stand columns are respectively and vertically welded with the lower sides of the corresponding die carrier main beams, the two die carrier stand columns are respectively and fixedly welded with the side frame longitudinal beams which are arranged in parallel up and down, and the middle parts of the corresponding die carrier stand columns of the pair of side frames are respectively welded and fixed through trusses; the lower ends of the die carrier stand columns are supported on corresponding steel rails through two travelling wheels in the travelling wheel drive box respectively, and a pair of steel rails is fixed on a brake chamber bottom plate; the receiving hoppers and the string barrels are respectively vertically arranged in the steel reinforcement framework of the lock chamber wall at intervals; one concrete conveying line comprises a feeding excavator, a feeding belt conveyor and a cross-lock chamber belt conveyor, the other concrete conveying line comprises a feeding excavator and a second feeding belt conveyor, the lower end of the feeding belt conveyor which is obliquely arranged on one concrete conveying line is supported on the rear slope top of the lock chamber wall through a support frame, the feeding excavators are respectively positioned on the ground on one side of the lower end of the feeding belt conveyor, and the high end of the feeding belt conveyor is supported on the side frame longitudinal beam on the upper side of the side frame through a portal frame; the cross-lock chamber belt conveyor crosses the upper opening of the ship lock chamber, and the longitudinal two sides of the cross-lock chamber belt conveyor are respectively suspended below the top frame supporting beams at the corresponding positions through a plurality of chain blocks arranged at intervals; one end of the cross-lock chamber belt conveyor is positioned at the lower side of the high end of a feeding belt conveyor and is positioned on the lock chamber wall at one side of the lock chamber of the ship lock, and the other end of the cross-lock chamber belt conveyor is positioned on the lock chamber wall at the other side of the lock chamber of the ship lock; the material-distributing belt conveyor is perpendicular to the cross-lock chamber belt conveyor, two lower sides of the material-distributing belt conveyor are supported on a supporting frame, the supporting frame is located on a lock chamber wall on the other side of the lock chamber of the ship lock, a material receiving end of the material-distributing belt conveyor is located on the lower side of the other end of the cross-lock chamber belt conveyor, and a suspension frame on the upper side of one end of the supporting frame and the other end of the supporting frame are suspended under a top frame supporting beam corresponding to the other side of the top frame through a plurality of chain blocks respectively.
The object of the invention is further achieved by the following technical measures.
Furthermore, the lower end of a second feeding belt conveyor of the other concrete conveying line which is obliquely arranged is supported on the ground close to one side of the feeding excavator through a truck crane chassis, and the truck crane chassis is adjacent to a support frame at the lower end of the feeding belt conveyor of the one concrete conveying line which is obliquely arranged.
Furthermore, a plurality of supporting wheels are arranged at intervals on two longitudinal lower sides of the material distribution belt conveyor respectively, the supporting wheels are supported on a pair of supporting rails respectively, and the pair of supporting rails are fixed on the supporting frame.
Furthermore, a lower hanging frame is arranged on the lower side of one end of the supporting frame, the lower side of the double-drum winch is fixed on the lower hanging frame, and the rotating directions of the drums at the two ends of the double-drum winch are opposite; one end of a steel wire rope wound on a winding drum at one end of the double-winding-drum winch is connected with one end of the material distribution belt conveyor, and one end of the steel wire rope wound on a winding drum at the other end of the double-winding-drum winch is connected with the other end of the material distribution belt conveyor.
A construction method of a ship lock chamber wall concrete pouring construction device comprises the following steps:
1) installing a lock chamber wall movable mould frame, fixing a pair of steel rails on a bottom plate of a ship lock chamber according to a design reference line and a design elevation, and then sequentially welding two side frames, so that a plurality of mould frame stand columns are respectively welded through a plurality of side frame longitudinal beams arranged at intervals up and down, and two travelling wheels in travelling wheel driving boxes at the lower ends of the mould frame stand columns of the side frames are respectively supported on the corresponding steel rails; top frames with two ends respectively protruding out of the side frames are welded at the tops of the two side frames, the die carrier main beams are respectively welded and fixed at the top ends of the die carrier upright posts, a rectangular frame is welded between the die carrier main beams and a plurality of top frame supporting beams arranged at intervals, and a plurality of parallel template hanging beams are respectively welded and fixed on the upper sides of the two ends of the die carrier main beams; finally, the middle parts of the die carrier stand columns of the pair of side frames are respectively welded and fixed through trusses, and the movable die carrier is installed;
2) the integral steel mould is respectively hung below two ends of the movable mould frame through chain block cranes, a plurality of chain block cranes are respectively hung on the corresponding template hanging beams at the two transverse ends of the top frame at intervals according to the width of a gate wall to be poured, and then the integral steel mould is vertically hung below the corresponding template hanging beams through the chain block cranes;
3) installing a cross-lock chamber belt conveyor and a material distribution belt conveyor on a movable die carrier, and respectively suspending the longitudinal two sides of the cross-lock chamber belt conveyor under top frame supporting beams at corresponding positions through a plurality of chain blocks arranged at intervals; in addition, a plurality of support wheels at the two longitudinal lower sides of the material-distributing belt conveyor are respectively supported on a pair of support rails of a support frame, and steel wire ropes wound by a winding drum at one end of a double-winding-drum winch below one end of the support frame and a winding drum at the other end of the support frame are respectively connected with the two ends of the material-distributing belt conveyor; then, the suspension bracket on the upper side of one end of the supporting frame and the other end of the supporting frame are respectively suspended below a corresponding top frame supporting beam on one side of the top frame far away from the loading excavator through a plurality of chain hoists, so that the material distribution belt conveyor is perpendicular to the cross-lock chamber belt conveyor, and one end of the material distribution belt conveyor is positioned below one end of the cross-lock chamber belt conveyor;
4) the movable mould frame is moved to a lock chamber wall section needing formwork erection pouring and is prepared before pouring, the movable mould frame is started, and the movable mould frame is driven by a traveling wheel driving box at the bottom of a mould frame upright post and travels to the lock chamber wall section needing formwork erection pouring with a bound steel bar framework by carrying a cross-lock chamber belt conveyor, a supporting frame and a material distribution belt conveyor; a plurality of chain blocks at two ends of the movable mould frame are respectively used for hanging and supporting corresponding integral steel moulds, a plurality of integral steel moulds which are transversely and fixedly connected with each other after being assembled are surrounded to form a closed lock chamber wall template body, and a plurality of string cylinders which are arranged at intervals and material receiving hoppers at the top ends of the string cylinders are respectively arranged in the lock chamber wall template body;
5) the system comprises a loading belt conveyor, a door-shaped frame, a side frame longitudinal beam, a gate chamber belt conveyor and a door-shaped frame, wherein the loading belt conveyors of two concrete conveying lines are respectively installed, the two concrete conveying lines are arranged side by side, the lower end of the loading belt conveyor of one concrete conveying line is supported on the rear slope top of a gate chamber wall through a supporting frame, and the high end of the loading belt conveyor is supported on the side frame longitudinal beam on the upper side of the side frame through the door-shaped frame and is positioned on the upper side of; the lower end of a second feeding belt conveyor of the other concrete conveying line is supported on the truck crane chassis, and the high end of the second feeding belt conveyor is positioned on a lock chamber wall on one side of a lock chamber of the ship lock; the feeding excavator is respectively positioned on the ground at the lower end of the corresponding feeding belt conveyor or at one side of the lower end of the second feeding belt conveyor;
6) respectively starting the two concrete conveying lines and the one material distribution belt conveyor to finish the pouring of concrete, and respectively digging and conveying the concrete which is respectively conveyed and poured into the material accommodating box on the rear slope top of the gate wall through a dump truck into the lower ends of the corresponding feeding belt conveyor and the second feeding belt conveyor by the digging buckets of the feeding excavators of the two concrete conveying lines; the feeding belt conveyor of one concrete conveying line inputs concrete into the material-dividing belt conveyor through the cross-lock chamber belt conveyor, and then the concrete is conveyed into the lock chamber wall template body at the other side of the ship lock chamber from the material-dividing belt conveyor through the corresponding receiving hopper and the string barrel; a second feeding belt conveyor of the other concrete conveying line directly conveys concrete to a lock chamber wall template body on one side of the lock chamber of the ship lock through a corresponding receiving hopper and a string cylinder, and the two concrete conveying lines symmetrically cast lock chamber wall sections on two sides of the lock chamber of the ship lock at the same time;
7) rotating a second feeding belt conveyor on the truck crane chassis and longitudinally moving the distribution belt conveyor, after pouring of a sectional lock chamber wall is completed, turning the second feeding belt conveyor to the upper side of a next receiving hopper and a tandem cylinder, and starting the second feeding belt conveyor to start concrete pouring of the next sectional lock chamber wall on one side of the lock chamber of the ship lock; simultaneously starting a double-drum winch below one end of the supporting frame, so that the material distribution belt conveyor longitudinally moves to the upper side of the next receiving hopper and the upper side of the stringing drum along the supporting frame; then starting the feeding belt conveyor, the cross-lock chamber belt conveyor and the material distribution belt conveyor in sequence, and beginning to perform concrete pouring of the next sectional lock chamber wall on the other side of the ship lock chamber; stopping pouring when the thickness of the poured concrete layer reaches 50-60 cm, and vibrating the concrete by constructors; repeating the process, and gradually completing the concrete pouring of the lock chamber wall sections on the two sides of the lock chamber of the ship lock;
8) after the form is removed, moving the mold frame to the next pouring section of the gate wall, removing the integral steel mold after the cast gate wall reaches the form removal strength, carrying the integral steel mold, the cross-gate chamber belt conveyor and the material distribution belt conveyor by the movable mold frame, moving to the pouring section of the next gate wall, and repeating the processes of the steps 1) to 7) to finish the concrete pouring of the next pouring section of the gate wall; and finally, the whole concrete pouring of the lock chamber walls on the two sides of the lock chamber of the ship lock is finished.
According to the invention, the loading excavator, the loading belt conveyor, the cross-lock chamber belt conveyor and the material distribution belt conveyor form two concrete conveying lines arranged side by side, a plurality of concrete pump trucks and concrete mixer trucks are replaced, the lock chamber walls on two sides of the lock chamber of the ship lock can be poured simultaneously, the construction equipment cost is greatly reduced, and the construction efficiency is obviously improved. The belt conveyor can convey the concrete material with lower slump, namely, the concrete material is drier, the water cement ratio of the concrete material with lower slump is small, the cement using amount is small, the hydration heat is small, cracks are not easy to generate in the cast lock chamber wall, the quality and the durability of the cast lock chamber wall are obviously improved, the cement using amount is reduced, and the concrete casting cost is reduced.
Advantages and features of the present invention will be illustrated and explained by the following non-restrictive description of preferred embodiments thereof, given by way of example only with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a view in the direction A of FIG. 1;
FIG. 3 is an enlarged view of FIG. 2 from direction B;
FIG. 4 is an enlarged view taken along line C of FIG. 1;
fig. 5 is an enlarged view of fig. 4 from direction D.
Detailed Description
The invention will be further described with reference to the accompanying drawings and an embodiment of concrete casting of the lock chamber wall of the Hangzhou eight-castle lock. The lock chamber wall is 12.1m high, 9.1m of the upper layer is poured once, the cross section of the lock chamber wall is a rectangular and right trapezoid combination, the top width is 1.2m, the bottom width is 3.0m, and the inner edge distance of the lock chamber walls on the two sides of the lock chamber of the ship lock is 23.0 m.
In the description of the present invention, terms indicating orientation or position such as "front", "rear", "upper", "lower", "left", "right", etc., are based on the orientation shown in the drawings only for the purpose of simplifying the description, and do not indicate or imply that the present invention must have a specific orientation or position.
As shown in fig. 1 to 4, the present embodiment includes a movable formwork 1, two concrete conveying lines 2 arranged side by side, and a material-separating belt conveyor 3, the movable formwork 1 is located in a lock chamber 10 of a ship lock, and includes a top frame 11, a pair of side frames 12, 6 traveling wheel driving boxes 13, and 12 traveling wheels 14, the top frame 11 and the pair of side frames 12 are welded to form a pi-shaped frame structure with laterally projecting top ends, the top frame 11 includes 3 formwork main beams 111 welded by steel plates to form a rectangular hollow cross section, and top frame supporting beams 112 made of 8 h-beams, the 3 formwork main beams 111 and the 8 spaced top frame supporting beams 112 are welded to form a rectangular top frame 11, the upper sides of the two ends of the top frame 111 are further welded and fixed with 3 parallel formwork hanging beams 113, and the formwork hanging beams 113 of the present embodiment are made of 32 h-beams.
The side frames 12 comprise 3 die carrier upright columns 121 and a plurality of side frame longitudinal beams 122, the die carrier upright columns 121 are vertically arranged at intervals, the upper ends of the die carrier upright columns 121 are vertically welded with the lower sides of the corresponding die carrier main beams 111, the two die carrier upright columns 121 are fixedly welded with the side frame longitudinal beams 122 which are arranged in parallel up and down, and the middle parts of the corresponding die carrier upright columns 121 of the pair of side frames 12 are welded and fixed through the trusses 123, so that the strength and the rigidity of the movable die carrier 1 are improved. The lower ends of the formwork columns 121 are supported on corresponding steel rails 4 through two travelling wheels 14 in a travelling wheel driving box 13 respectively, and a pair of steel rails 4 are fixed on the brake chamber bottom plate 101. A plurality of receiving hoppers 5 and the string barrels 6 are respectively vertically arranged in the steel reinforcement framework of the lock chamber wall 102 at intervals.
One concrete conveying line 2 on the lower side in fig. 2 includes a loading excavator 21, a loading belt conveyor 22 and a cross-chamber belt conveyor 23, the other concrete conveying line 2 on the upper side in fig. 2 includes a loading excavator 21 and a second loading belt conveyor 24, the loading excavators 21 are respectively located on the ground outside the chamber wall 102, the lower end of the loading belt conveyor 22 on which one concrete conveying line 2 is obliquely arranged is supported on the rear slope top 201 of the chamber wall through a support frame 221, the loading excavators 21 are respectively located on the ground on the lower end side of the loading belt conveyor 22, and the high end of the loading belt conveyor 22 is supported on the side frame longitudinal beam 122 on the upper side of the side frame 12 through a gate frame 222. The cross-lock chamber belt conveyor 23 crosses the upper opening of the lock chamber 10, and both longitudinal sides thereof are respectively suspended below the top frame support beams 112 at corresponding positions by a plurality of chain block cranes 7 arranged at intervals. The left end of the cross-lock chamber belt conveyor 23 in fig. 1 is located on the lower side of the high end of one of the feeding belt conveyors 22 and on the lock chamber wall 102 on the left side of the lock chamber 10, and the right end of the cross-lock chamber belt conveyor 23 is located on the lock chamber wall 102 on the right side of the lock chamber 10.
The lower end of the second feeding belt conveyor 24 obliquely arranged on the other concrete conveying line 2 at the upper side of fig. 2 is supported on the ground near the side of the feeding excavator 21 by the truck-crane chassis 20, and the truck-crane chassis 20 is adjacent to the support frame 221 at the lower end of the feeding belt conveyor 22 obliquely arranged at the lower side of fig. 2. The second feeding belt conveyor 24 is a feeding belt conveyor with a changeable length, a transmission mechanism is arranged in the right end of the second feeding belt conveyor 24, and the movable joint 241 of the second feeding belt conveyor 24 can move in a telescopic manner through the speed reduction transmission of a motor-speed reducer and the chain wheel chain transmission, so that the length of the second feeding belt conveyor 24 is changed; the azimuth angle of the second feeding belt conveyor 24 is changed by rotating the turntable of the truck-crane undercarriage 20 supporting the right end of the second feeding belt conveyor 24. Thus, the second loading belt conveyor 24 can be changed in length and angle in polar coordinates to align the lock chamber walls 102 on the left side of the lock chamber 10 with the various positions of the plurality of receiving hoppers 5, thereby facilitating the pouring of the lock chamber walls 102 on the left side of the lock chamber 10.
The material-separating belt conveyor 3 is perpendicular to the cross-chamber belt conveyor 23, and a plurality of supporting wheels 31 are respectively arranged at intervals on two lower sides of the material-separating belt conveyor 3, the supporting wheels 31 are respectively supported on a pair of supporting rails 32, and the pair of supporting rails 32 are fixed on a supporting frame 33. The supporting frame 33 is located on the lock chamber wall 102 on the right side of the lock chamber 10 of the ship lock, the receiving end of the material-separating belt conveyor 3 is located on the lower side of the right end of the cross-lock chamber belt conveyor 23, and the suspension bracket 331 on the upper side of the left end of the supporting frame 33 and the other end are respectively suspended below the corresponding top frame supporting beam 112 on the right side of the top frame 11 through a plurality of chain block cranes 7.
As shown in fig. 4 and 5, a lower hanger 332 is provided on the lower side of the right end of the support frame 33, and the lower side of the double-drum winch 34 is fixed to the lower hanger 332. The rotation directions of the reels 341 at both ends of the double-reel winch 34 are reversed. One end of a steel wire rope 342 wound on a winding drum 341 at one end of the double-drum winch 34 is connected with the right end of the material distribution belt conveyor 3, and one end of a steel wire rope 342 wound on a winding drum 343 at the other end of the double-drum winch is connected with the left end of the material distribution belt conveyor 3. When the double-drum winch 34 runs forward, the drum 341 at the right end of the double-drum winch 34 rotates forward to take up the steel wire rope 342, the drum 341 at the left end rotates backward to release the steel wire rope 342, and the two steel wire ropes 342 are taken up and put down one by one to pull the plurality of supporting wheels 31 at the lower side of the material-separating belt conveyor 3 to move on the supporting rails 32 in the left end direction of fig. 4; conversely, the feed belt conveyor 3 moves rightward. The left-right movement and forward-reverse rotation of the distribution belt conveyor 3 facilitates the concrete pouring of the lock chamber wall 102 segment on the right side of the lock chamber 10.
A construction method of a ship lock chamber wall concrete pouring construction device comprises the following steps:
1) the movable formwork 1 is installed, a pair of steel rails 4 are fixed on the bottom plate 101 of the ship lock chamber 10 according to design datum lines and design elevations on the bottom plate 101 of the ship lock chamber 10, then two side frames 12 are sequentially welded, so that 3 formwork upright columns 121 are welded together through a plurality of side frame longitudinal beams 122 arranged at intervals from top to bottom respectively, and two travelling wheels 14 in travelling wheel driving boxes 13 at the lower ends of the 3 formwork upright columns 121 of the side frames 12 are respectively supported on the corresponding steel rails 4. And then the top frames 11 of the two side frames 12 are spliced and welded at two ends respectively, the top frames 12 are picked out, the die carrier girders 111 are respectively welded and fixed on the top ends of the die carrier upright posts 121, a rectangular frame is welded between the die carrier girders 111 and a plurality of top frame supporting beams 112 which are arranged at intervals, and 3 parallel template hanging beams 113 are respectively welded and fixed on the upper sides of two ends of the die carrier girders 111. And finally, welding and fixing the middle parts of the formwork upright columns 121 of the pair of side frames 12 through the trusses 123 respectively to finish the installation of the movable formwork 1.
2) The integral steel mould 301 is respectively hung below two ends of the movable mould frame 1 through chain block hangers 7, a plurality of chain block hangers 7 are respectively hung on the corresponding template hanging beams 113 at the two transverse ends of the top frame 11 at intervals according to the width of the gate wall 102 to be poured, and then the integral steel mould 301 is vertically hung below the corresponding template hanging beams 113 through the chain block hangers 7.
3) A cross-lock chamber belt conveyor 23 and a material distribution belt conveyor 3 are installed on the movable mould frame 1, and the two longitudinal sides of the cross-lock chamber belt conveyor 23 are respectively hung below a top frame supporting beam 112 at the corresponding position through a plurality of chain block hangers 7 arranged at intervals. In addition, a plurality of support wheels 31 on two lower sides in the longitudinal direction of the material separating belt conveyor 3 are respectively supported on a pair of support rails 32 of the support frame 33, and a wire rope 342 wound around a reel 341 at one end of the double-reel winch 34 below one end of the support frame 33 and a reel 341 at the other end is respectively connected to both ends of the material separating belt conveyor 3. Then, a hanging frame 331 formed by welding steel bars on the upper side of the left end of the supporting frame 33 in fig. 4 and the right end of the supporting frame 33 are respectively hung under a corresponding template hanging beam 113 on the side, away from the loading excavator 21, of the top frame 11, namely, on the right side, by a plurality of chain block cranes 7, so that the material distribution belt conveyor 3 is perpendicular to the cross-lock chamber belt conveyor 23, and the right end of the material distribution belt conveyor 3 is positioned under one end of the cross-lock chamber belt conveyor 23 as shown in fig. 4.
4) The movable mould frame 1 is moved to a lock chamber wall segment needing formwork erection pouring and is prepared before pouring, the movable mould frame 1 is started, and the movable mould frame 1 is driven by a travelling wheel driving box 13 at the bottom of a mould frame upright post 121 to drive to a lock chamber-spanning belt conveyor 23, a supporting frame 33 and a material-distributing belt conveyor 3 to travel to a lock chamber wall 102 segment which is bound with a steel reinforcement framework and needs formwork erection pouring; the method comprises the steps of respectively utilizing a plurality of chain block hoists 7 at two ends of a movable mould frame 1 to support corresponding integral steel moulds 301, enclosing the plurality of integral steel moulds 301 which are transversely and fixedly connected with each other after being assembled into a closed gate chamber wall template body 30, and then respectively installing 5 string barrels 6 arranged at intervals in the gate chamber wall template body 30 and receiving hoppers 5 at the top ends of the string barrels 6.
5) Install the material loading band conveyer of two concrete conveying line 2 respectively, two concrete conveying line 2 set up side by side, and wherein the low side of the material loading band conveyer 22 of a concrete conveying line 2 of downside supports on lock chamber wall back slope top 201 through support frame 221 in fig. 2, and the high end of material loading band conveyer 22 supports on the side frame longeron 122 of side frame 12 upside through door type frame 222, and is located the left end upside of span lock chamber band conveyer 23 in fig. 1. The lower end of the second feeding belt conveyor 24 of the other concrete conveying line 2 on the upper side in fig. 2 is supported on the truck-crane undercarriage 20, and the upper end of the second feeding belt conveyor 24 is located on the lock chamber wall 102 on the left side of the lock chamber 10 of the ship lock; the loading excavator 21 is located on the ground at the lower end of the corresponding loading belt conveyor 22 or the lower end side of the second loading belt conveyor 24.
6) The two concrete conveying lines 2 and the one material distribution belt conveyor 3 are respectively started to finish concrete pouring, the buckets 211 of the material loading excavators 21 of the two concrete conveying lines 2 respectively transport the concrete which is respectively accumulated in the material accommodating boxes 25 of the rear slope tops 201 of the lock chamber walls to the lower ends of the corresponding material loading belt conveyors 22 and the second material loading belt conveyor 24, the material loading belt conveyors 22 on the lower side in the figure 2 input the concrete into the material distribution belt conveyors 3 through the lock chamber-crossing belt conveyors 23, and then the concrete is conveyed into the lock chamber wall formwork body 30 on the right side of the lock chamber 10 of the ship lock from the material distribution belt conveyors 3 through the corresponding material receiving hopper 5 and the string barrel 6. The second feeding belt conveyor 24 of the other concrete conveying line 2 on the upper side of fig. 2 conveys concrete directly into the lock chamber wall formwork body 30 on the left side of the lock chamber 10 through the corresponding receiving hopper 5 and the tandem 6, and the two concrete conveying lines 2 simultaneously symmetrically cast the lock chamber wall sections on both sides of the lock chamber 10.
7) The second feeding belt conveyor 24 of another concrete conveying line on the truck crane chassis 20 is rotated and the distributing belt conveyor 3 is longitudinally moved, after the pouring of a sectional lock chamber wall is completed, the second feeding belt conveyor 24 is turned to the upper side of the next receiving hopper 5 and the tandem 6, and then the second feeding belt conveyor 24 on the upper side in fig. 2 is started to start the concrete pouring of the next sectional lock chamber wall on the left side of the lock chamber 10 of the ship lock. The double-drum hoist 34 under the right end of the support frame 33 shown in fig. 4 is simultaneously activated, so that the feed belt conveyor 3 moves longitudinally along the support frame 33 to the upper side of the next receiving hopper 5 and the skewer 6. Then, the lower-side charging belt conveyor 22 and the cross-lock chamber belt conveyor 23 in fig. 2, and the right-side dividing belt conveyor 3 in fig. 2 are sequentially started, and concrete pouring of the next-segment lock chamber wall on the right-side of the lock chamber 10 on the side in fig. 2 is started. And stopping pouring when the thickness of the poured concrete layer reaches 50-60 cm, and vibrating the concrete by constructors. The foregoing process is repeated to gradually complete the concrete pouring of the lock chamber wall sections on both sides of the lock chamber 10 of the ship lock.
8) After the form is removed, the movable mould frame 1 is moved to the next pouring section of the lock chamber wall, after the poured lock chamber wall 10 reaches the form removal strength, the integral steel mould 301 can be removed, and the movable mould frame 1 carries the integral steel mould 301, the cross-lock chamber belt conveyor 23 and the distribution belt conveyor 3 to move to the pouring section of the next lock chamber wall 10; repeating the processes of the steps 1) to 7) to finish the concrete pouring of the next pouring section of the lock chamber wall 10; the concrete pouring of the lock chamber walls 102 on both sides of the lock chamber 10 is finally completed.
In addition to the above embodiments, the present invention may have other embodiments, and any technical solutions formed by equivalent substitutions or equivalent transformations fall within the scope of the claims of the present invention.
Claims (5)
1. A ship lock chamber wall concrete pouring construction device comprises a movable formwork, wherein the movable formwork is positioned in a ship lock chamber and comprises a top frame, a pair of side frames, a plurality of travelling wheel driving boxes and a plurality of travelling wheels, the top frame and the pair of side frames are welded into a pi-shaped frame structure with the two transverse ends of the top protruding outwards, the top frame comprises a plurality of formwork girders and a plurality of top frame supporting beams, the plurality of formwork girders and the plurality of top frame supporting beams which are arranged at intervals are welded into a top frame with a rectangular structure, and a plurality of template hanging beams which are arranged in parallel are respectively welded and fixed on the upper sides of the two ends of the top frame; the side frame comprises a plurality of die carrier stand columns and a plurality of side frame longitudinal beams, the die carrier stand columns are vertically arranged at intervals, the upper ends of the die carrier stand columns are respectively and vertically welded with the lower sides of the corresponding die carrier main beams, the two die carrier stand columns are respectively and fixedly welded with the side frame longitudinal beams which are arranged in parallel up and down, and the middle parts of the corresponding die carrier stand columns of the pair of side frames are respectively welded and fixed through trusses; the lower ends of the die carrier stand columns are supported on corresponding steel rails through two travelling wheels in the travelling wheel drive box respectively, and a pair of steel rails is fixed on a brake chamber bottom plate; the receiving hoppers and the string barrels are respectively vertically arranged in the steel reinforcement framework of the lock chamber wall at intervals; the device is characterized by further comprising two concrete conveying lines and a material-distributing belt conveyor which are arranged side by side, wherein one concrete conveying line comprises a feeding excavator, a feeding belt conveyor and a cross-chamber belt conveyor, the other concrete conveying line comprises a feeding excavator and a second feeding belt conveyor, the lower end of the feeding belt conveyor which is obliquely arranged on one concrete conveying line is supported on the rear slope top of a chamber wall through a support frame, the feeding excavators are respectively positioned on the ground on one side of the lower end of the feeding belt conveyor, and the high end of the feeding belt conveyor is supported on a side frame longitudinal beam on the upper side of a side frame through a portal frame; the cross-lock chamber belt conveyor crosses the upper opening of the ship lock chamber, and the longitudinal two sides of the cross-lock chamber belt conveyor are respectively hung below the top frame supporting beams at the corresponding positions through a plurality of chain blocks arranged at intervals; one end of the cross-lock chamber belt conveyor is positioned at the lower side of the high end of the feeding belt conveyor and positioned on the lock chamber wall at one side of the lock chamber of the ship lock, and the other end of the cross-lock chamber belt conveyor is positioned on the lock chamber wall at the other side of the lock chamber of the ship lock; the material-distributing belt conveyor is perpendicular to the cross-lock chamber belt conveyor, two lower sides of the material-distributing belt conveyor are supported on a supporting frame, the supporting frame is located on a lock chamber wall to be poured on the other side of the lock chamber of the ship lock, a material receiving end of the material-distributing belt conveyor is located on the lower side of the other end of the cross-lock chamber belt conveyor, and a suspension frame on the upper side of one end of the supporting frame and the other end of the supporting frame are suspended below a top frame supporting beam corresponding to the other side of the top frame through a plurality of chain blocks.
2. The lock chamber wall concrete casting construction equipment of claim 1, wherein the lower end of the second feeding belt conveyor of the other concrete line disposed obliquely is supported on the ground on a side close to the loading excavator by a truck-mounted chassis adjacent to the support frame of the lower end of the feeding belt conveyor of the one concrete line disposed obliquely.
3. The lock chamber wall concrete casting construction device of claim 1, wherein a plurality of support wheels are provided at intervals on both lower sides in the longitudinal direction of the distribution belt conveyor, the support wheels being supported on a pair of support rails, respectively, the pair of support rails being fixed to the support frame.
4. The lock chamber wall concrete pouring construction device of claim 1, wherein a lower hanger is provided at a lower side of one end of the support frame, and a lower side of the double-drum winch is fixed to the lower hanger, and the drums at both ends of the double-drum winch are turned in opposite directions; one end of a steel wire rope wound on a winding drum at one end of the double-winding-drum winch is connected with one end of the material distribution belt conveyor, and one end of the steel wire rope wound on a winding drum at the other end of the double-winding-drum winch is connected with the other end of the material distribution belt conveyor.
5. A construction method of the lock chamber wall concrete pouring construction device of the ship lock as claimed in any one of claims 1 to 4, comprising the steps of:
1) installing a movable mould frame, fixing a pair of steel rails on a bottom plate of a lock chamber of a ship lock according to a design reference line and a design elevation, and then sequentially welding two side frames, so that a plurality of mould frame stand columns are respectively welded through a plurality of side frame longitudinal beams arranged at intervals up and down, and two travelling wheels in a travelling wheel driving box at the lower ends of the mould frame stand columns of the side frames are respectively supported on the corresponding steel rails; top frames with two ends respectively protruding out of the side frames are welded at the tops of the two side frames, the die carrier main beams are respectively welded and fixed at the top ends of the die carrier upright posts, a rectangular frame is welded between the die carrier main beams and a plurality of top frame supporting beams arranged at intervals, and a plurality of parallel template hanging beams are respectively welded and fixed on the upper sides of the two ends of the die carrier main beams; finally, the middle parts of the die carrier stand columns of the pair of side frames are respectively welded and fixed through trusses, and the movable die carrier is installed;
2) the integral steel mould is respectively hung below two ends of the movable mould frame through chain block cranes, a plurality of chain block cranes are respectively hung on the corresponding template hanging beams at the two transverse ends of the top frame at intervals according to the width of a gate wall to be poured, and then the integral steel mould is vertically hung below the corresponding template hanging beams through the chain block cranes;
the method is characterized by further comprising the following steps:
3) installing a cross-lock chamber belt conveyor and a material distribution belt conveyor on a movable die carrier, and respectively suspending the longitudinal two sides of the cross-lock chamber belt conveyor under top frame supporting beams at corresponding positions through a plurality of chain blocks arranged at intervals; in addition, a plurality of support wheels at the two longitudinal lower sides of the material-distributing belt conveyor are respectively supported on a pair of support rails of a support frame, and steel wire ropes wound by a winding drum at one end of a double-winding-drum winch below one end of the support frame and a winding drum at the other end of the support frame are respectively connected with the two ends of the material-distributing belt conveyor; then, the suspension bracket on the upper side of one end of the supporting frame and the other end of the supporting frame are respectively suspended below a corresponding top frame supporting beam on one side of the top frame far away from the loading excavator through a plurality of chain hoists, so that the material distribution belt conveyor is perpendicular to the cross-lock chamber belt conveyor, and one end of the material distribution belt conveyor is positioned below one end of the cross-lock chamber belt conveyor;
4) the movable mould frame is moved to a lock chamber wall section needing formwork erection pouring and is prepared before pouring, the movable mould frame is started, and the movable mould frame is driven by a traveling wheel driving box at the bottom of a mould frame upright post and travels to the lock chamber wall section needing formwork erection pouring with a bound steel bar framework by carrying a cross-lock chamber belt conveyor, a supporting frame and a material distribution belt conveyor; a plurality of chain blocks at two ends of the movable mould frame are respectively used for hanging and supporting corresponding integral steel moulds, a plurality of integral steel moulds which are transversely and fixedly connected with each other after being assembled are surrounded to form a closed gate chamber wall template body, and then a plurality of string barrels which are arranged at intervals and receiving hoppers at the top ends of the string barrels are respectively installed in the gate chamber wall template body;
5) the system comprises a loading belt conveyor, a door-shaped frame, a side frame longitudinal beam, a gate chamber belt conveyor and a door-shaped frame, wherein the loading belt conveyors of two concrete conveying lines are respectively installed, the two concrete conveying lines are arranged side by side, the lower end of the loading belt conveyor of one concrete conveying line is supported on the rear slope top of a gate chamber wall through a supporting frame, and the high end of the loading belt conveyor is supported on the side frame longitudinal beam on the upper side of the side frame through the door-shaped frame and is positioned on the upper side of; the lower end of a second feeding belt conveyor of the other concrete conveying line is supported on the truck crane chassis, and the high end of the second feeding belt conveyor is positioned on a lock chamber wall on one side of a lock chamber of the ship lock; the feeding excavator is respectively positioned on the ground at the lower end of the corresponding feeding belt conveyor or at one side of the lower end of the second feeding belt conveyor;
6) respectively starting the two concrete conveying lines and the material-distributing belt conveyor to finish the pouring of concrete, and respectively digging the concrete which is respectively transported to the material-containing box on the rear slope top of the gate wall by a dump truck into the lower ends of the feeding belt conveyor and the second feeding belt conveyor by the digging buckets of the feeding excavators of the two concrete conveying lines; the feeding belt conveyor of one concrete conveying line inputs concrete into the material-dividing belt conveyor through the cross-lock chamber belt conveyor, and then the concrete is conveyed into the lock chamber wall template body at the other side of the ship lock chamber from the material-dividing belt conveyor through the corresponding receiving hopper and the string barrel; a second feeding belt conveyor of the other concrete conveying line directly conveys concrete to a lock chamber wall template body on one side of the lock chamber of the ship lock through a corresponding receiving hopper and a string cylinder, and the two concrete conveying lines symmetrically cast lock chamber wall sections on two sides of the lock chamber of the ship lock at the same time;
7) rotating a second feeding belt conveyor on the truck crane chassis and longitudinally moving the distribution belt conveyor, after pouring of a sectional lock chamber wall is completed, turning the second feeding belt conveyor to the upper side of a next receiving hopper and a tandem cylinder, namely starting the second feeding belt conveyor to start concrete pouring of the next sectional lock chamber wall on one side of the lock chamber of the ship lock; simultaneously starting a double-drum winch below one end of the supporting frame, so that the material distribution belt conveyor longitudinally moves to the upper side of the next receiving hopper and the upper side of the stringing drum along the supporting frame; then starting the feeding belt conveyor, the cross-lock chamber belt conveyor and the material distribution belt conveyor in sequence, and beginning to perform concrete pouring of the next sectional lock chamber wall on the other side of the ship lock chamber; stopping pouring when the thickness of the poured concrete layer reaches 50-60 cm, and vibrating the concrete by constructors; repeating the process, and gradually completing the concrete pouring of the lock chamber wall sections on the two sides of the lock chamber of the ship lock;
8) after the form is removed, moving the mold frame to the next pouring section of the gate wall, removing the integral steel mold after the cast gate wall reaches the form removal strength, carrying the integral steel mold, the cross-gate chamber belt conveyor and the material distribution belt conveyor by the movable mold frame, moving to the pouring section of the next gate wall, and repeating the processes of the steps 1) to 7) to finish the concrete pouring of the next pouring section of the gate wall; and finally, the whole concrete pouring of the lock chamber walls on the two sides of the lock chamber of the ship lock is finished.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110203211.5A CN112761157A (en) | 2021-02-24 | 2021-02-24 | Ship lock chamber wall concrete pouring construction device and construction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110203211.5A CN112761157A (en) | 2021-02-24 | 2021-02-24 | Ship lock chamber wall concrete pouring construction device and construction method |
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| CN112761157A true CN112761157A (en) | 2021-05-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113914278A (en) * | 2021-09-27 | 2022-01-11 | 北京金河水务建设集团有限公司 | Steel bar binding device and method for pouring ship lock inclined plane by using same |
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| CN204238219U (en) * | 2014-11-06 | 2015-04-01 | 黄河建工集团有限公司 | Concreting distributing machine |
| CN214738076U (en) * | 2021-02-24 | 2021-11-16 | 中交二航局第三工程有限公司 | Ship lock chamber wall concrete pouring construction device |
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| KR820002206B1 (en) * | 1978-09-18 | 1982-11-29 | 쓰도무 구스미 | Method for filling up with earth |
| CN102776865A (en) * | 2012-07-12 | 2012-11-14 | 江苏省交通工程集团有限公司 | Revetment wall construction movable mould frame and revetment wall construction method |
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| CN113914278A (en) * | 2021-09-27 | 2022-01-11 | 北京金河水务建设集团有限公司 | Steel bar binding device and method for pouring ship lock inclined plane by using same |
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