CN115320793A - Construction method of modular floating vessel pump station - Google Patents
Construction method of modular floating vessel pump station Download PDFInfo
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- CN115320793A CN115320793A CN202211082142.8A CN202211082142A CN115320793A CN 115320793 A CN115320793 A CN 115320793A CN 202211082142 A CN202211082142 A CN 202211082142A CN 115320793 A CN115320793 A CN 115320793A
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- 238000007667 floating Methods 0.000 title claims abstract description 103
- 238000010276 construction Methods 0.000 title abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 238000000034 method Methods 0.000 claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- 238000004873 anchoring Methods 0.000 claims abstract description 4
- 238000003466 welding Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 8
- 239000003973 paint Substances 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 4
- 230000001012 protector Effects 0.000 claims description 3
- 230000005484 gravity Effects 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 230000011218 segmentation Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000005536 corrosion prevention Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B5/00—Use of pumping plants or installations; Layouts thereof
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/22—Adaptations of pumping plants for lifting sewage
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
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- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- Ocean & Marine Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a method for constructing a modular floating pontoon pump station, which comprises the following steps: 1. leveling the field; 2. assembling a ship body; 3. primarily balancing the ship body; 4. mounting a water drawing pump station and a ship body protection member; 5. the whole modular floating vessel pump station is balanced; 6. anchoring a modular floating vessel pump station; 7. and debugging and commissioning of the modular floating vessel pump station. The invention divides the floating vessel into a plurality of hull modules by carrying out segmentation design and modularized manufacture on the floating vessel in a factory in advance, a plurality of connecting bodies are arranged between two hull modules which are spliced, the hull modules are quickly connected by matched connecting pieces during splicing, the segmentation of the floating vessel with any size module is realized, the splicing degree is high, the problems of hull inclination and instability caused by gravity center shift during the splicing and equipment loading of the modular floating vessel pump station are effectively solved through a two-stage floating vessel balance process, the construction period is short, the manufacturing cost is low, and the influence on the surrounding environment is small.
Description
Technical Field
The invention belongs to the technical field of construction of modular pontoon pump stations, and particularly relates to a construction method of a modular pontoon pump station.
Background
The construction process of the national hydro-hubs and pipe network systems is continuously accelerated so as to solve the problem of water conservancy. In order to smoothly and efficiently introduce water sources in dam reservoir areas and rivers and lakes into water-lifting irrigation areas and industrial areas, a pump station system capable of stably taking water is often required to be built. A water drawing pump station is built beside a reservoir in a river, a lake or a mountain area, and the conventional method is to firstly build a dam by cofferdam and build a pump room after water in the cofferdam area is completely drained so as to achieve the purpose of water diversion. But the construction period is long, the cost is high, and the influence on the environment is large. The water intake is fixed below the low water level, the raw water silt content of taking out is higher, and the inlet tube sinks all the time in the bottom, if meet filth jam, can't discover and clear up, reduces life, increases the maintenance cost. Therefore, the mode of the floating pontoon pump station is more and more widely accepted, the position of the pump pontoon water suction port of the floating pontoon pump station is always maintained at 1-2 meters below the liquid level, the pump pontoon water suction port is not influenced by the water level, the water suction port is not easy to block, the silt content of the raw water taken out is low, the water taking pipeline runs smoothly, the overall quality of a pump house system is ensured, the service life of the system is prolonged, but the existing splicing movable floating pontoon pump station is low in splicing degree when being constructed, and the construction process is obstructed by the main problems of unstable construction process and the like.
Disclosure of Invention
The invention aims to solve the technical problem that the defects in the prior art are overcome, and provides a method for constructing a modular pontoon pump station.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a method for constructing a modular floating vessel pump station is characterized by comprising the following steps:
step one, leveling a field: a field is leveled on the shore side of the field, and a temporary abutment is built to meet the equipment entering requirement of the modular floating pontoon pump station;
step two, assembling the ship body, wherein the process is as follows:
step 201, dividing a floating vessel in a factory in advance, designing and manufacturing the floating vessel in a modularized manner, dividing the floating vessel into a plurality of hull modules, arranging a plurality of connectors between the two spliced hull modules, wherein each connector comprises two U-shaped hull module connecting grooves which are oppositely arranged at opposite positions between the two spliced hull modules and are vertically arranged, U-shaped hull upper fasteners are arranged at the upper parts of the hull module connecting grooves, U-shaped hull lower fasteners which are aligned with the hull upper fasteners in an up-down parallel manner are arranged at the lower parts of the hull module connecting grooves, two side plates of the U-shaped hull upper fasteners and two side plates of the U-shaped hull lower fasteners are connected with two side walls of the hull module connecting grooves, and gaps exist between middle connecting plates of the U-shaped hull upper fasteners and the hull lower fasteners and the bottom of the hull module connecting grooves;
the two U-shaped hull module connecting grooves which are respectively oppositely arranged at the opposite positions between the two spliced hull modules and are vertically arranged form hull module connecting holes;
202, after the plurality of hull modules are transported to the site, hoisting the hull modules to a temporary bridge abutment by a 100T truck crane, and sequentially arranging the hull modules;
step 203, hoisting the plurality of hull modules which are sequentially arranged to the water surface through a 100T truck crane, and fixing a plurality of connecting bodies arranged between the two hull modules which are spliced together by utilizing a plurality of connecting pieces; the connecting pieces are equal in number and correspond to the connecting bodies one by one, and each connecting piece comprises a pull rod, pull rod lower fasteners and pull rod upper fasteners, wherein the pull rod lower fasteners are fixed at the bottom of the pull rod and used for connecting two hull lower fasteners in the connecting bodies, and the pull rod upper fasteners are arranged on the pull rod and used for connecting two hull upper fasteners in the connecting bodies;
204, plugging the top of the connecting hole of the ship body module by using a hole sealing plate to enable the hole sealing plate to be flush with the upper surface of the ship body module; connecting all the hull modules together in sequence to form an integral floating pontoon;
step 205, performing full-length welding treatment on splicing seams formed by the plurality of ship body modules;
step 206, welding protective strings on the periphery of the side part of the floating pontoon; the string protector comprises a lower hoop part and an upper hoop part positioned on the upper part of the lower hoop part, and the lower hoop part and the upper hoop part are connected into a whole through a plurality of hoop part connecting rods;
step 207, performing paint anticorrosion treatment on all welding processing positions of the floating pontoon;
step three, primary balance of the ship body: transporting the sand bags for primary balance of the ship body to a temporary bridge abutment, observing the water level heights of four sides of the floating ship, hoisting the sand bags into a bin chamber of the ship body module on one side with shallow water level scales by using a truck crane, and observing the water level heights of the four sides of the floating ship after the floating ship is stable until the water level heights of the four sides of the floating ship are completely the same;
step four, mounting the water drawing pump station and the ship body protection piece: mounting a water drawing pump station on the floating ship, and mounting a ship body protection piece on the periphery of the floating ship;
step five, integral balance of the modularized floating vessel pump station: observing the water level heights of four sides of the floating pontoon after all equipment on the floating pontoon is installed, hoisting the sandbag into a shallow water level side bin by using an automobile crane on the temporary bridge abutment, wherein the weight of the hoisted sandbag does not exceed 200kg each time, observing the water level heights of the four sides after the floating pontoon is stable until the water level heights of the four sides of the floating pontoon are completely the same, and finishing the integral balance of the modularized floating pontoon pump station;
and sixthly, anchoring the modular floating vessel pump station: moving the modular floating vessel pump station to a designed water taking position by using a tugboat, lowering a vessel anchor, and connecting a dam surface anchor body;
step seven, debugging and commissioning of the modular floating vessel pump station: and (3) debugging the system after the modularized pontoon pump station is electrified, continuously performing trial operation for 72 hours, and making parameter setting and operation record of each piece of equipment during the trial operation period to prepare for formal operation.
The building method of the modular floating pontoon pump station is characterized by comprising the following steps: the top of the pull rod is provided with an integrally connected threaded rod, a pull rod upper fastener is sleeved on the threaded rod, and a gasket, a spring washer and a locking nut for locking the pull rod upper fastener are sequentially sleeved on the threaded rod and positioned at the upper part of the pull rod upper fastener; the pull rod lower fastener is a U-shaped pull rod lower fastener with an upward opening, and the pull rod upper fastener is a U-shaped pull rod upper fastener with a downward opening;
the width of the pull rod lower fastener is larger than the distance between the outer walls of the middle connecting plates of the two hull lower fasteners in the connecting body, the width of the pull rod lower fastener is smaller than the distance between the bottoms of the connecting grooves of the two hull modules in the connecting body, and the length of the pull rod lower fastener is smaller than the distance between the inner walls of the middle connecting plates of the two hull lower fasteners in the connecting body;
the width of the fastener on the pull rod is larger than the distance between the outer walls of the middle connecting plates of the fasteners on the two ship bodies in the connecting body; the width of the fastener on the pull rod is smaller than the distance between the groove bottoms of the connecting grooves of the two ship body modules in the connecting body.
The method for constructing the modular floating vessel pump station is characterized by comprising the following steps: in step 203, the connection process of each connecting element and the corresponding connecting element is the same, wherein the connection process of any connecting element and the corresponding connecting element is as follows: the pull rod carries fastener under the pull rod to stretch into in the hull module connecting hole extremely the lower part of fastener under two hulls in the connector, then rotatory pull rod makes fastener rotatory 90 under the pull rod, carries the pull rod, makes fastener butt two hulls under the pull rod bottom of fastener, overlaps the fastener cover on the pull rod on the threaded rod, makes the top of fastener on two hulls of fastener butt on the pull rod, through gasket, spring washer and lock nut locking pull rod at last.
The building method of the modular floating pontoon pump station is characterized by comprising the following steps: the locking nut is fixed through spot welding after being locked, and the connecting piece is prevented from loosening due to vibration of the ship body.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, the floating pontoon is divided into a plurality of hull modules by carrying out segmentation design and modularized manufacturing on the floating pontoon in a factory in advance, a plurality of connectors are arranged between two spliced hull modules, the hull modules are quickly connected through matched connectors during splicing, the floating pontoon can be divided into any size module, the splicing degree is high, the protective strings are welded on the periphery of the side part of the floating pontoon, the hull modules are horizontally and integrally connected, paint corrosion prevention treatment is carried out on all welding processing parts of the floating pontoon, the service life of the floating pontoon is prolonged, and the floating pontoon is convenient to popularize and use.
2. According to the invention, the initial balance of the hull is carried out after the assembly of the pontoon platform is completed, the overall balance of the modular pontoon pump station is carried out after the water drawing pump station and the hull protection part are installed, the overall balance and stability of the modular pontoon pump station are realized under the conditions of no load and full load, the problem of side inclination and instability of the hull caused by gravity center offset of the modular pontoon pump station during the assembly and equipment loading is effectively solved through the two-stage pontoon balance process, and the construction effect is good.
3. The method has the advantages of simple steps, short construction period, low manufacturing cost, small shadow on the surrounding environment and convenient popularization and use.
In conclusion, the floating ship is divided into a plurality of ship body modules by carrying out division design and modularized manufacturing on the floating ship in a factory in advance, a plurality of connecting bodies are arranged between two spliced ship body modules, the ship body modules are quickly connected through matched connecting pieces during assembly, the division of the modules of any size of the floating ship is realized, the assembly degree is high, the problems of ship body inclination and instability caused by gravity center shift of a modularized floating ship pump station during assembly and equipment boarding are effectively solved through a two-stage floating ship balance process, the construction period is short, the construction cost is low, the surrounding environment is small, and the method is convenient to popularize and use.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
Fig. 1 is a diagram showing the assembly effect of a plurality of hull modules according to the present invention.
Fig. 2 is an effect diagram of the assembled pontoon of the invention.
Fig. 3 is a schematic view of the installation of the hull upper fastener and the hull lower fastener in the connecting groove of the hull module.
FIG. 4 is a schematic view of the structure of the linker of the invention.
Fig. 5 is a view showing the effect of the installation of the connector of the present invention extending into the bottom of the hull lower fastener.
Fig. 6 is a schematic view of the mounting structure of the hole sealing plate and the connecting hole of the ship body module.
Fig. 7 is a schematic structural view of the modular floating vessel pump station of the present invention.
FIG. 8 is a block diagram of a method flow of the present invention.
Description of reference numerals:
1-hull module; 2-connecting grooves of the hull modules; 3, sealing the hole plate;
4, a lower hoop member; 5, an upper hoop part; 6-hoop connecting rod;
7-hull upper fastener; 8, hull lower fasteners; 9-pull rod lower fastener;
10-a tie rod; 11-threaded rod; 12-a pull rod upper fastener;
13-a gasket; 14-a spring washer; 15-locking nut;
16-hull module attachment holes; 17-a pontoon; 18-a water drawing pump station;
19-hull fenders.
Detailed Description
As shown in fig. 1 to 8, the method for constructing the modular floating pontoon pump station of the invention comprises the following steps:
step one, leveling a field: a field is leveled on the shore side of the field, and a temporary abutment is built to meet the equipment entering requirement of the modular floating pontoon pump station;
step two, assembling the ship body, wherein the process is as follows:
step 201, dividing a floating vessel in a factory in advance, designing and manufacturing the floating vessel in a modularized manner, dividing a floating vessel 17 into a plurality of hull modules 1, arranging a plurality of connectors between two spliced hull modules 1, wherein each connector comprises two U-shaped hull module connecting grooves 2 which are oppositely arranged at opposite positions between the two spliced hull modules 1 and are vertically arranged, U-shaped hull upper fasteners 7 are arranged at the upper parts of the hull module connecting grooves 2, U-shaped hull lower fasteners 8 which are aligned with the hull upper fasteners 7 in an up-down parallel manner are arranged at the lower parts of the hull module connecting grooves 2, two side plates of the U-shaped hull upper fasteners 7 and two side plates of the U-shaped hull lower fasteners 8 are connected with two side walls of the hull module connecting grooves 2, and gaps exist between middle connecting plates of the U-shaped hull upper fasteners 7 and the hull lower fasteners 8 and the bottom of the hull module connecting grooves 2;
two U-shaped hull module connecting grooves 2 which are respectively oppositely arranged at opposite positions between the two spliced hull modules 1 and are vertically arranged form hull module connecting holes 16;
202, hoisting a plurality of hull modules 1 to a temporary bridge abutment by using a 100T truck crane after the hull modules are transported to the site, and sequentially arranging;
step 203, hoisting the plurality of hull modules 1 which are sequentially arranged to the water surface through a 100T truck crane, and fixing a plurality of connecting bodies arranged between the two spliced hull modules 1 together by utilizing a plurality of connecting pieces respectively; the number of the connecting pieces is equal to that of the connecting bodies and corresponds to that of the connecting bodies one by one, and each connecting piece comprises a pull rod 10, pull rod lower fasteners 9 and pull rod upper fasteners 12, wherein the pull rod lower fasteners 9 are fixed at the bottom of the pull rod 10 and are used for connecting two hull lower fasteners 8 in the connecting bodies, and the pull rod upper fasteners 12 are arranged on the pull rod 10 and are used for connecting two hull upper fasteners 7 in the connecting bodies;
step 204, plugging the tops of the ship body module connecting holes 16 by using the hole sealing plate 3 to enable the hole sealing plate 3 to be flush with the upper surface of the ship body module 1; connecting all the hull modules 1 together in sequence to form an integral pontoon 17;
step 205, carrying out full-weld treatment on the spliced seams formed by the plurality of hull modules 1;
step 206, welding protective strings on the periphery of the side part of the floating pontoon 17; the chord protector comprises a lower hoop part 4 and an upper hoop part 5 positioned on the upper part of the lower hoop part 4, and the lower hoop part 4 and the upper hoop part 5 are connected into a whole through a plurality of hoop part connecting rods 6;
step 207, performing paint anticorrosion treatment on all welding processing positions of the floating pontoon 17;
step three, primary balance of the ship body: transporting the sandbags for primary balance of the hull to a temporary bridge abutment, observing the water level heights of four sides of the floating vessel, hoisting the sandbags into the bin chambers of the hull modules 1 on one side with shallow water level scales by using a truck crane, and observing the water level heights of four sides of the floating vessel after the floating vessel is stable until the water level heights of four sides of the floating vessel are completely the same;
step four, mounting the water drawing pump station and the ship body protection part: mounting a water drawing pump station 18 on the pontoon 17, and mounting a hull guard 19 on the circumference side of the pontoon 17;
step five, integral balance of the modularized floating vessel pump station: observing the water level heights of four sides of the floating pontoon 17 after all equipment on the floating pontoon is installed, hoisting the sandbag into a shallow water level side bin by using an automobile crane on the temporary bridge abutment, wherein the weight of the hoisted sandbag does not exceed 200kg each time, observing the water level heights of the four sides after the floating pontoon is stable until the water level heights of the four sides of the floating pontoon are completely the same, and finishing the integral balance of the modularized floating pontoon pump station;
step six, anchoring a modular floating vessel pump station: moving the modular floating vessel pump station to a designed water taking position by using a tugboat, lowering a vessel anchor, and connecting a dam surface anchor body;
step seven, debugging and trial operation of the modularized pontoon pump station: and (3) debugging the system after the modularized pontoon pump station is electrified, continuously performing trial operation for 72 hours, and making parameter setting and operation record of each piece of equipment during the trial operation period to prepare for formal operation.
The method is characterized in that a floating pontoon is divided into a plurality of hull modules by dividing the floating pontoon in a factory in advance and manufacturing the floating pontoon in a modularized manner, a plurality of connectors are arranged between two spliced hull modules, the hull modules are quickly connected through matched connectors during splicing, the floating pontoon can be divided into any size module, the splicing degree is high, protective strings are welded on the periphery of the side part of the floating pontoon, the hull modules are horizontally and integrally connected, paint corrosion prevention treatment is carried out on all welding processing parts of the floating pontoon, and the service life of the floating pontoon is prolonged; the hull initial balance is carried out after the assembly of the pontoon platform is finished, the integral balance of the modularized pontoon pump station is carried out after the water drawing pump station and the hull protection part are installed, the integral balance and stability of the modularized pontoon pump station are realized under the conditions of no load and full load, the hull inclination caused by gravity center offset of the modularized pontoon pump station during the assembly and equipment loading is effectively overcome through a two-stage pontoon balance process, and the construction effect is good; the method has simple steps, short construction period, low cost and little influence on the surrounding environment.
In this embodiment, the top of the pull rod 10 is provided with an integrally connected threaded rod 11, a pull rod upper fastener 12 is sleeved on the threaded rod 11, and a gasket 13, a spring washer 14 and a locking nut 15 for locking the pull rod upper fastener 12 are sequentially sleeved on the threaded rod 11 and positioned on the upper portion of the pull rod upper fastener 12; the pull rod lower fastener 9 is a U-shaped pull rod lower fastener with an upward opening, and the pull rod upper fastener 12 is a U-shaped pull rod upper fastener with a downward opening;
the width of the pull rod lower fastener 9 is larger than the distance between the outer walls of the middle connecting plates of the two hull lower fasteners 8 in the connecting body, the width of the pull rod lower fastener 9 is smaller than the distance between the bottoms of the connecting grooves 2 of the two hull modules in the connecting body, and the length of the pull rod lower fastener 9 is smaller than the distance between the inner walls of the middle connecting plates of the two hull lower fasteners 8 in the connecting body;
the width of the pull rod upper fastener 12 is larger than the distance between the outer walls of the middle connecting plates of the two hull upper fasteners 7 in the connecting body; the width of the fastener 12 on the pull rod is smaller than the distance between the groove bottoms of the two ship body module connecting grooves 2 in the connecting body.
In this embodiment, in step 203, the connection process of each connection element and the corresponding connection element is the same, where the connection process of any connection element and the corresponding connection element is: the pull rod 10 carries the pull rod lower fastener 9 to stretch into the hull module connecting hole 16 to the lower parts of the two hull lower fasteners 8 in the connecting body, then the pull rod 10 is rotated, the pull rod lower fastener 9 is rotated by 90 degrees, the pull rod 10 is lifted, the pull rod lower fastener 9 abuts against the bottoms of the two hull lower fasteners 8, the pull rod upper fastener 12 is sleeved on the threaded rod 11, the pull rod upper fastener 12 abuts against the tops of the two hull upper fasteners 7, and finally the pull rod 10 is locked through the gasket 13, the spring washer 14 and the locking nut 15.
In this embodiment, the locking nut 15 is fixed by spot welding after being locked, so as to prevent the connecting piece from loosening due to the vibration of the ship body.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any simple modifications, changes and equivalent structural changes made to the above embodiment according to the technical essence of the present invention still fall within the protection scope of the technical solution of the present invention.
Claims (4)
1. A method for constructing a modular floating vessel pump station is characterized by comprising the following steps:
step one, leveling a field: a field is leveled on the shore side of the field, and a temporary abutment is built to meet the equipment entering requirement of the modular floating pontoon pump station;
step two, assembling the ship body, wherein the process is as follows:
step 201, dividing a floating vessel into a plurality of hull modules (1) in a factory in advance, manufacturing the floating vessel in a modularized manner, dividing the floating vessel (17) into the plurality of hull modules (1), arranging a plurality of connectors between the two spliced hull modules (1), wherein each connector comprises two vertically-arranged U-shaped hull module connecting grooves (2) which are respectively oppositely arranged at opposite positions between the two spliced hull modules (1), a U-shaped hull upper fastener (7) is arranged at the upper part of each hull module connecting groove (2), a U-shaped hull lower fastener (8) which is aligned with the hull upper fastener (7) in an up-and-down parallel manner is arranged at the lower part of each hull module connecting groove (2), two side plates of the U-shaped hull upper fastener (7) and the hull lower fastener (8) are connected with two side walls of each hull module connecting groove (2), and a gap exists between middle connecting plates of the U-shaped hull upper fastener (7) and the hull lower fastener (8) and the bottom of each connecting groove module (2);
two U-shaped hull module connecting grooves (2) which are respectively oppositely arranged at opposite positions between two spliced hull modules (1) and vertically arranged form hull module connecting holes (16);
202, after the plurality of hull modules (1) are transported to the site, hoisting the hull modules to a temporary bridge abutment by using a 100T truck crane, and sequentially arranging the hull modules;
step 203, hoisting the plurality of sequentially arranged ship modules (1) to the water surface through a 100T truck crane, and fixing a plurality of connectors arranged between the two spliced ship modules (1) together by utilizing a plurality of connectors respectively; the number of the connecting pieces is equal to that of the connecting bodies and corresponds to that of the connecting bodies one by one, and each connecting piece comprises a pull rod (10), pull rod lower fasteners (9) which are fixed at the bottom of the pull rod (10) and used for connecting two hull lower fasteners (8) in the connecting bodies, and pull rod upper fasteners (12) which are arranged on the pull rod (10) and used for connecting two hull upper fasteners (7) in the connecting bodies;
204, plugging the top of the connecting hole (16) of the ship body module by using a hole sealing plate (3) to enable the hole sealing plate (3) to be flush with the upper surface of the ship body module (1); connecting all the hull modules (1) together in sequence to form an integral pontoon (17);
205, performing full-length welding treatment on splicing seams formed by the plurality of hull modules (1);
step 206, welding protective strings on the periphery of the side of the floating pontoon (17); the string protector comprises a lower hoop member (4) and an upper hoop member (5) positioned on the upper part of the lower hoop member (4), and the lower hoop member (4) and the upper hoop member (5) are connected into a whole through a plurality of hoop member connecting rods (6);
step 207, performing paint anticorrosion treatment on all welding processing positions of the floating pontoon (17);
step three, primary balance of the ship body: transporting the sand bags for primary balance of the ship body to a temporary bridge abutment, observing the water level heights of four sides of the floating ship, hoisting the sand bags into a bin of the ship body module (1) on one side with shallow water level scales by using a truck crane, and observing the water level heights of the four sides of the floating ship after the floating ship is stable until the water level heights of the four sides of the floating ship are completely the same;
step four, mounting the water drawing pump station and the ship body protection part: mounting a water drawing pump station (18) on the floating ship (17), and mounting a ship body protection piece (19) on the periphery side of the floating ship (17);
step five, integral balance of the modularized floating vessel pump station: observing the water level heights of four sides of the floating pontoon (17) after all equipment on the floating pontoon is installed, hoisting the sandbag into a shallow water level side bin by using an automobile crane on the temporary bridge abutment, wherein the weight of the hoisted sandbag does not exceed 200kg each time, observing the water level heights of the four sides after the floating pontoon is stable until the water level heights of the four sides of the floating pontoon are completely the same, and finishing the integral balance of the modularized floating pontoon pump station;
and sixthly, anchoring the modular floating vessel pump station: moving the modular floating vessel pump station to a designed water taking position by using a tugboat, lowering a vessel anchor, and connecting a dam surface anchor body;
step seven, debugging and trial operation of the modularized pontoon pump station: and (3) debugging the system after the modularized pontoon pump station is electrified, continuously performing trial operation for 72 hours, and making parameter setting and operation record of each piece of equipment during the trial operation period to prepare for formal operation.
2. A method of constructing a modular floating vessel pump station according to claim 1, wherein: the top of the pull rod (10) is provided with an integrally connected threaded rod (11), a pull rod upper fastener (12) is sleeved on the threaded rod (11), and a gasket (13), a spring washer (14) and a locking nut (15) for locking the pull rod upper fastener (12) are sequentially sleeved on the threaded rod (11) and positioned on the upper part of the pull rod upper fastener (12); the pull rod lower fastener (9) is a U-shaped pull rod lower fastener with an upward opening, and the pull rod upper fastener (12) is a U-shaped pull rod upper fastener with a downward opening;
the width of the pull rod lower fastener (9) is larger than the distance between the outer walls of the middle connecting plates of the two hull lower fasteners (8) in the connecting body, the width of the pull rod lower fastener (9) is smaller than the distance between the bottoms of the connecting grooves (2) of the two hull modules in the connecting body, and the length of the pull rod lower fastener (9) is smaller than the distance between the inner walls of the middle connecting plates of the two hull lower fasteners (8) in the connecting body;
the width of the pull rod upper fastener (12) is larger than the distance between the outer walls of the middle connecting plates of the two hull upper fasteners (7) in the connecting body; the width of the pull rod upper fastener (12) is smaller than the distance between the bottoms of the connecting grooves (2) of the two ship body modules in the connecting body.
3. A method of constructing a modular floating vessel pump station according to claim 2, wherein: in step 203, the connection process of each connecting element and the corresponding connecting element is the same, wherein the connection process of any connecting element and the corresponding connecting element is as follows: draw-bar (10) carry under the draw-bar fastener (9) stretch into extremely in hull module connecting hole (16) the lower part of fastener (8) under two hulls in the connector, then rotatory draw-bar (10), make fastener (9) rotatory 90 under the draw-bar, carry and draw pull-bar (10), make under the draw-bar fastener (9) butt two hulls the bottom of fastener (8), establish fastener (12) cover on with the draw-bar on threaded rod (11), the top of fastener (7) on making fastener (12) butt two hulls on the draw-bar, pass through gasket (13), spring washer (14) and lock nut (15) locking draw-bar (10) at last.
4. A method of constructing a modular floating vessel pump station according to claim 3, wherein: and the locking nut (15) is fixed by spot welding after being locked, so that the connecting piece is prevented from loosening due to the vibration of the ship body.
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| CN116812087A (en) * | 2023-08-31 | 2023-09-29 | 江苏中兴水务有限公司 | Layered water taking pump ship |
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| CN115320793B (en) | 2024-06-07 |
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