阅读说明：本技术 一种取水趸船 (Pontoon for fetching water ) 是由 朱从刚 王远奎 刘强 周朝 邱风烈 于 2021-11-09 设计创作，主要内容包括：本发明涉及船舶技术领域,且公开了一种取水趸船,包括取水趸船系统,所述取水趸船系统包括取水趸船、中转浮船、摇臂装置,取水趸船的外部设置有摇臂装置,摇臂装置远离取水趸船的一端设置有中转浮船,取水趸船的内部固定连接有主甲板,取水趸船的内部固定连接有上甲板,取水趸船的底部设置有生活污水储存系统；通过取水趸船和中转浮船外部设置的锚系泊系统启动,并在摇臂装置中万向装置和连接臂的配合使用下,使得本装置在移泊的时候所需要的操作人员少,过程简单,难度低、移泊的时间短,大大增强了本装置在汛期的安全性,同时利用摇臂装置中万向装置和连接臂的结构强度,减少了中转浮船外部设置锚系泊系统的数量,进一步节约了成本。(The invention relates to the technical field of ships and discloses a water intaking pontoon, which comprises a water intaking pontoon system, wherein the water intaking pontoon system comprises a water intaking pontoon, a transfer floating pontoon and a rocker arm device, the rocker arm device is arranged outside the water intaking pontoon, one end of the rocker arm device, which is far away from the water intaking pontoon, is provided with the transfer floating pontoon, the interior of the water intaking pontoon is fixedly connected with a main deck, the interior of the water intaking pontoon is fixedly connected with an upper deck, and the bottom of the water intaking pontoon is provided with a domestic sewage storage system; the anchoring system that sets up through water intaking wharf boat and transfer pontoon outside starts to under the cooperation of universal device and linking arm is used in the rocking arm device, make this device required operating personnel few when shifting the berth, the process is simple, the degree of difficulty is low, the time of shifting the berth is short, has strengthened the security of this device in flood season greatly, utilizes the structural strength of universal device and linking arm in the rocking arm device simultaneously, has reduced the outside quantity that sets up anchor mooring system of transfer pontoon, has further practiced thrift the cost.)

1. A water intaking pontoon, includes water intaking pontoon system (34), its characterized in that: the water intaking pontoon system (34) is including water intaking pontoon (1), transfer pontoon (2), rocker arm device (3), the outside of water intaking pontoon (1) is provided with rocker arm device (3), the one end that water intaking pontoon (1) was kept away from in rocker arm device (3) is provided with transfer pontoon (2), the inside fixedly connected with main deck (21) of water intaking pontoon (1), the inside fixedly connected with upper deck (14) of water intaking pontoon (1), the bottom of water intaking pontoon (1) is provided with domestic sewage storage system (8), the bottom of water intaking pontoon (1) is provided with ballast system (12), the bottom of water intaking pontoon (1) is provided with bilge water system (13).

2. The pontoon of claim 1, wherein: the upper deck (14) is arranged on the upper layer of the main deck (21), a 10KV high-voltage electric room (4) is arranged on the upper surface of the main deck (21), a compensation cabinet (22) is arranged inside the 10KV high-voltage electric room (4), a 10KV switch cabinet (23) is arranged inside the 10KV high-voltage electric room (4), a variable-frequency starting cabinet (24) is arranged inside the 10KV high-voltage electric room (4), a low-voltage plate (25) is arranged inside the 10KV high-voltage electric room (4), and a power distribution cabinet (26) is arranged inside the 10KV high-voltage electric room (4).

3. The pontoon of claim 2, wherein: the upper surface of the main deck (21) is provided with a 10KV high-pressure pump station chamber (5), four horizontal single-stage double-suction centrifugal pumps (27) are arranged inside the 10KV high-pressure pump station chamber (5), and the four horizontal single-stage double-suction centrifugal pumps (27) are uniformly distributed inside the 10KV high-pressure pump station chamber (5) at equal intervals.

4. The pontoon of claim 1, wherein: the inside of water intaking wharf boat (1) is provided with anchor system (9), anchor system (9) are including electronic anchor rope winch (29), chain locker (30), chain (31), bollard (32), ox (33), the bottom fixedly connected with chain locker (30) of water intaking wharf boat (1), electronic anchor rope winch (29) fixed connection is in the upper surface of main deck (21), bollard (32) fixed connection is in the upper surface of main deck (21), the inside of chain locker (30) is provided with chain (31), chain (31) set up in the outside of electronic anchor rope winch (29), bollard (32), the one end fixedly connected with ox (33) of chain locker (30) are kept away from in chain (31).

5. The pontoon of claim 3, wherein: the upper surface of main deck (21) is provided with hoisting system (10), and hoisting system (10) include two electronic single beam lifting hook bridge crane (28), and electronic single beam lifting hook bridge crane (28) fixed connection is at the upper surface of main deck (21).

6. The pontoon of claim 2, wherein: the upper surface of the upper deck (14) is provided with a monitoring room (6), the upper surface of the upper deck (14) is provided with a crew living area (7), and the interior of the water intaking pontoon (1) is provided with a lighting system (11).

7. The pontoon of claim 1, wherein: ballast system (12) are including fixed ballast (15), water ballast system (17), and fixed ballast (15) fixed connection is in the bottom of water intaking wharf boat (1), and water ballast system (17) fixed connection is in the bottom of water intaking wharf boat (1).

8. The pontoon of claim 1, wherein: the two sides of the upper surface of the transfer floating vessel (2) are fixedly connected with rocker arm device bases (16), the number of the fixed ballasts (15) is not less than two, the bottom of the transfer floating vessel (2) is fixedly connected with the fixed ballasts (15), and the two ends of the transfer floating vessel (2) are provided with anchoring systems (9).

9. The pontoon of claim 1, wherein: rocking arm device (3) are including linking arm (18), universal device (19), pedestrian trestle (20), and one side fixedly connected with universal device (19) of transfer pontoon (2) are kept away from to rocking arm device base (16), and one side fixedly connected with linking arm (18) of rocking arm device base (16) are kept away from to universal device (19), and the last fixed surface of linking arm (18) is connected with pedestrian trestle (20), the equal fixedly connected with universal device (19) in both ends of linking arm (18).

Technical Field

The invention relates to the technical field of ships, in particular to a wharf boat for fetching water.

Background

Ships are a general term for various ships, including pontoons, which are unpowered rectangular flat-bottomed boats, are usually fixed on the shore, are originally used only as floating docks for loading and unloading goods or for pedestrians to get on and off, and are also used for business, entertainment, waterborne schools and the like with the development of the times.

The wharf boat also can be used for getting water, wharf boat water intaking is one of current several main water intaking modes, current wharf boat is for safety when flood season rivers are too big, need shift the water intaking wharf boat to berth, but current berth process is complicated, the degree of difficulty is high, required staff is many, it is long to shift the time of berthing, and shift the required relevant facility with high costs of berthing, the security of water intaking wharf boat has further been reduced, and current water intaking wharf boat water intaking volume is not big enough, do not have reserve water intaking pump top to replace when the water intaking pump breaks down, because the water intaking pump is not convenient for the staff to take, so can't quick maintain, the water intaking efficiency of water intaking wharf boat has further been reduced.

Therefore, in response to these problems, a pontoon for fetching water is needed.

Disclosure of Invention

The present invention is directed to a pontoon system for fetching water, which solves the above problems of the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a water intaking pontoon, includes water intaking pontoon system, water intaking pontoon system includes water intaking pontoon, transfer pontoon, rocking arm device, and the outside of water intaking pontoon is provided with the rocking arm device, and the one end that the water intaking pontoon was kept away from to the rocking arm device is provided with the transfer pontoon, and the inside fixedly connected with main deck of water intaking pontoon, the inside fixedly connected with deck of water intaking pontoon, and the bottom of water intaking pontoon is provided with domestic sewage storage system, and the bottom of water intaking pontoon is provided with the ballast system, and the bottom of water intaking pontoon is provided with bilge water system.

Preferably, the upper deck is arranged on the upper layer of the main deck, a 10KV high-voltage electric room is arranged on the upper surface of the main deck, a compensation cabinet is arranged inside the 10KV high-voltage electric room, a 10KV switch cabinet is arranged inside the 10KV high-voltage electric room, a variable-frequency starting cabinet is arranged inside the 10KV high-voltage electric room, a low-voltage plate is arranged inside the 10KV high-voltage electric room, a power distribution cabinet is arranged inside the 10KV high-voltage electric room, the 10KV high-voltage electric room supplies power to a horizontal single-stage double-suction centrifugal pump inside the 10KV high-voltage pump station room, and the 10KV high-voltage electric room converts high voltage and low voltage into low-voltage system power.

Preferably, the upper surface of the main deck is provided with a 10KV high-pressure pump station chamber, four horizontal single-stage double-suction centrifugal pumps are arranged inside the 10KV high-pressure pump station chamber, the four horizontal single-stage double-suction centrifugal pumps are uniformly distributed inside the 10KV high-pressure pump station chamber at equal intervals, and the 10KV high-pressure pump station chamber adopts a high-pressure water pump local sinking technology.

Preferably, the inside of water intaking wharf boat is provided with anchor mooring system, and anchor mooring system includes electronic anchor mooring winch, chain locker, anchor chain, mooring bollard, ground cattle, and the bottom fixedly connected with chain locker of water intaking boat, electronic anchor mooring winch fixed connection is at the upper surface of main deck, and the inside of chain locker is provided with the anchor chain, and the anchor chain setting is in the outside of electronic anchor mooring winch, mooring bollard, and the one end fixedly connected with ground cattle of chain locker is kept away from to the anchor chain, and ground cattle fixed connection is at the bank.

Preferably, the upper surface of the main deck is provided with a hoisting system, the hoisting system comprises two electric single-beam hook bridge cranes, and the electric single-beam hook bridge cranes are fixedly connected to the upper surface of the main deck.

Preferably, the upper surface on going up the deck is provided with the monitor room, and the upper surface on going up the deck is provided with crewman's living area, and the inside of water intaking pontoon is provided with lighting system, and the inside of water intaking pontoon is provided with fire extinguishing system.

Preferably, the ballast system comprises a fixed ballast and a water ballast system, the fixed ballast is fixedly connected to the bottom of the water fetching pontoon, and the water ballast system is fixedly connected to the bottom of the water fetching pontoon.

Preferably, rocker device bases are fixedly connected to two sides of the upper surface of the transfer pontoon, at least two fixed ballasts are arranged, the bottom of the transfer pontoon is fixedly connected with the fixed ballasts, anchoring systems are arranged at two ends of the transfer pontoon, and the anchoring systems and the rocker device bases are symmetrically distributed along the central line of the transfer pontoon.

Preferably, the rocking arm device includes linking arm, universal device, pedestrian trestle, and one side fixedly connected with universal device of transfer pontoon is kept away from to rocking arm device base, and one side fixedly connected with linking arm of rocking arm device base is kept away from to universal device, and the last fixed surface of linking arm is connected with pedestrian trestle, the equal fixedly connected with universal device in both ends of linking arm, and the inside of rocking arm device is provided with the raceway, and the inside of rocking arm device is provided with high tension cable.

Has the advantages that:

1. this kind of water intaking pontoon, the anchor system that sets up through water intaking pontoon and transfer pontoon outside is berthed the system and is started, and under the cooperation of universal device and linking arm is used in the rocker arm device, make this device can be quick the quilt withdraw the bank side, further make this device required operating personnel few when shifting the berth, the process is simple, the degree of difficulty is low, the time of shifting the berth is short, the security of this device in flood season has been strengthened greatly, utilize the structural strength of universal device and linking arm in the rocker arm device simultaneously, the outside quantity that sets up anchor mooring system of transfer pontoon has been reduced, further the cost is practiced thrift, the effect that reduces the water intaking pontoon system and shift the berth degree of difficulty has also been reached.

2. This kind of water intaking wharf boat is provided with four horizontal single-stage double entry centrifugal pumps through 10KV high-pressure pumping station indoor portion, the water intaking volume of water intaking wharf boat has been increased, through three horizontal single-stage double entry centrifugal pumps normal operating, a horizontal single-stage double entry centrifugal pump is as reserve, make when the water intaking pump breaks down have a horizontal single-stage double entry centrifugal pump can replace as reserve water intaking pump, the operation through electronic single-beam lifting hook bridge crane drives horizontal single-stage double entry centrifugal pump motion, can be convenient for the staff to the installation and the maintenance of horizontal single-stage double entry centrifugal pump, further reached the effect that improves water intaking wharf boat water intaking efficiency.

Drawings

FIG. 1 is a schematic side view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is an enlarged side view of the water intake pontoon according to the present invention;

FIG. 4 is a schematic diagram of a formal partial sectional structure of the water intake pontoon according to the invention;

FIG. 5 is a schematic view of the position of the upper surface structure of the upper deck according to the present invention;

FIG. 6 is a schematic view of the position of the upper surface structure of the main deck according to the present invention;

FIG. 7 is a schematic diagram of the position relationship of the partial structure of the present invention;

FIG. 8 is a schematic view of the position relationship of the bottom structure of the water intake pontoon according to the present invention;

FIG. 9 is a schematic side view of the floating vessel according to the present invention;

fig. 10 is a schematic top view of the floating vessel according to the present invention.

In the figure: 1. a water fetching pontoon; 2. transferring a floating pontoon; 3. a rocker arm device; 4. 10KV high-voltage electric room; 5. 10KV high-pressure pump station chamber; 6. a monitoring room; 7. a crew living area; 8. a domestic sewage storage system; 9. an anchoring system; 10. a hoisting system; 11. an illumination system; 12. a ballast system; 13. a bilge water system; 14. an upper deck; 15. fixing ballast; 16. a rocker arm device base; 17. a water ballast system; 18. a connecting arm; 19. a universal device; 20. a pedestrian trestle; 21. a main deck; 22. a compensation cabinet; 23. a 10KV switch cabinet; 24. a variable frequency starting cabinet; 25. a low pressure plate; 26. a power distribution cabinet; 27. a horizontal single-stage double-suction centrifugal pump; 28. an electric single-beam hook bridge crane; 29. an electric anchor-lifting mooring winch; 30. a chain locker; 31. an anchor chain; 32. a bollard; 33. a ground cow; 34. a water intake pontoon system.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-10, a water intake pontoon 1 comprises a water intake pontoon system 34, the water intake pontoon system 34 comprises a water intake pontoon 1, a transfer floating pontoon 2, a rocker arm device 3, the outer portion of the water intake pontoon 1 is provided with the rocker arm device 3, one end of the rocker arm device 3 away from the water intake pontoon 1 is provided with the transfer floating pontoon 2, the inner portion of the water intake pontoon 1 is fixedly connected with a main deck 21, the inner portion of the water intake pontoon 1 is fixedly connected with an upper deck 14, the bottom of the water intake pontoon 1 is provided with a domestic sewage storage system 8, the bottom of the water intake pontoon 1 is provided with a ballast system 12, the ballast system 12 comprises a fixed ballast 15 and a water ballast system 17, the fixed ballast 15 is fixedly connected to the bottom of the water intake pontoon 1, the water ballast system 17 is used for adjusting the transverse inclination of the water intake pontoon 1 in a variable manner, the fixed ballast 15 is used for adjusting the transverse inclination of the water intake pontoon 1 during normal operation, the bottom of water intaking pontoon 1 is provided with bilge water system 13, and bilge water system 13 accomplishes the bilge water pump drainage of water intaking pontoon 1, and the upper surface of upper deck 14 is provided with monitor 6, and the upper surface of upper deck 14 is provided with crew living area 7, and the inside of water intaking pontoon 1 is provided with lighting system 11, and the inside of water intaking pontoon 1 is provided with fire extinguishing systems.

The upper deck 14 is arranged on the upper layer of the main deck 21, a 10KV high-voltage electric room 4 is arranged on the upper surface of the main deck 21, a compensation cabinet 22 is arranged inside the 10KV high-voltage electric room 4, a 10KV switch cabinet 23 is arranged inside the 10KV high-voltage electric room 4, a variable-frequency starting cabinet 24 is arranged inside the 10KV high-voltage electric room 4, a low-voltage plate 25 is arranged inside the 10KV high-voltage electric room 4, a power distribution cabinet 26 is arranged inside the 10KV high-voltage electric room 4, the 10KV high-voltage electric room 4 supplies power to a horizontal single-stage double-suction centrifugal pump 27 inside the 10KV high-voltage pump station room 5, and the 10KV high-voltage electric room 4 converts high voltage and low voltage into low-voltage system power.

The upper surface of the main deck 21 is provided with a 10KV high-pressure pump station chamber 5, four horizontal single-stage double-suction centrifugal pumps 27 are arranged inside the 10KV high-pressure pump station chamber 5, the four horizontal single-stage double-suction centrifugal pumps 27 are uniformly distributed inside the 10KV high-pressure pump station chamber 5 at equal intervals, the 10KV high-pressure pump station chamber 5 adopts a high-pressure water pump local sinking technology, the four horizontal single-stage double-suction centrifugal pumps 27 are arranged inside the 10KV high-pressure pump station chamber 5, the safety of the water intake wharf boat 1 and the water intake efficiency of the water intake wharf boat 1 are ensured, the main deck 21 in the area of the 10KV high-pressure pump station chamber 5 is locally sunk, a deck at the position of a water inlet pipe connected with the horizontal single-stage double-suction centrifugal pumps 27 is sunken, the water pumping efficiency of the water pump is ensured, water inlet and outlet pipes do not penetrate through cabins, the water intake pump is directly welded with the deck, the common base of the water intake pump is positioned below the deck, the minimum deck sinking amount is ensured, the height of the water intake port of the water intake pump from the water surface is also ensured to be within a reasonable range, the structural strength of the hull of the water intake pump and the motor is equivalent to the structural strength of the base above the deck, the hull has good sinking resistance, the water intake efficiency of the water intake pump is excellent, the upper surface of the main deck 21 is provided with a hoisting system 10, the hoisting system 10 comprises two electric single-beam hook bridge cranes 28, the electric single-beam hook bridge cranes 28 are fixedly connected to the upper surface of the main deck 21, and the two electric single-beam hook bridge cranes 28 are adopted and mutually matched with the inside and the outside of the 10KV high-pressure pump station chamber 5 to complete the hoisting of the upper ship and the lower ship of the horizontal single-stage double-suction centrifugal pump 27.

The water intake pontoon 1 is internally provided with an anchor mooring system 9, the anchor mooring system 9 comprises an electric anchor mooring winch 29, a chain locker 30, a chain 31, a mooring pile 32 and a ground bull 33, the bottom of the water intake pontoon 1 is fixedly connected with the chain locker 30, the electric anchor mooring winch 29 is fixedly connected with the upper surface of the main deck 21, the mooring pile 32 is fixedly connected with the upper surface of the main deck 21, the inside of the chain locker 30 is provided with the chain 31, the chain 31 is arranged outside the electric anchor mooring winch 29 and the mooring pile 32, one end of the chain 31 far away from the chain locker 30 is fixedly connected with the ground bull 33, the ground bull 33 is fixedly connected with the shore, the water intake pontoon 1 is respectively provided with two electric anchor mooring winches 29 at the head and the tail to ensure the flexible operation of the water season anchor mooring system 9, the ground bull 33 is arranged in the height direction of the shore edge to facilitate the anchoring of the water intake pontoon 34 in different water levels, the water intake mooring system 9 can finish the mooring of the water intake pontoon 1 and the middle-transfer pontoon 2, through receiving and releasing of head and tail anchor chain 31, the distance of adjustment water intaking wharf boat system 34 and bank, water intaking wharf boat 1 gets the biggest captain under arranging the minimum captain and the water level restriction of needs, has guaranteed great captain aspect ratio, is favorable to the stability of water intaking wharf boat 1, makes this device can be along with the change of water level, the height of the whole wharf boat of automatic adjustment with this device setting at the surface of water, further makes the work that all systems homoenergetic of whole wharf boat are good.

The equal fixedly connected with rocker arm device base 16 in both sides of 2 upper surfaces of transfer pontoon, fixed ballast 15 is no less than two, the fixed ballast 15 of bottom fixedly connected with of transfer pontoon 2, the both ends of transfer pontoon 2 all are provided with anchor mooring system 9, rocker arm device base 16 all with 2 central lines symmetric distributions of transfer pontoon, adopt transfer pontoon 2 to carry out the transfer, effectively reduced rocker arm device 3's size and guaranteed the effective operation of 1 water intaking process of water intaking pontoon.

Rocker arm device 3 includes linking arm 18, universal device 19, pedestrian's trestle 20, rocker arm device base 16 keeps away from one side fixedly connected with universal device 19 of transfer pontoon 2, one side fixedly connected with linking arm 18 of rocker arm device base 16 is kept away from to universal device 19, the last fixed surface of linking arm 18 is connected with pedestrian's trestle 20, the equal fixedly connected with universal device 19 in both ends of linking arm 18, rocker arm device 3's inside is provided with the raceway, rocker arm device 3's inside is provided with high tension cable.

The mooring system 9 arranged outside the water intaking wharf boat 1 and the transfer pontoon 2 is started, and the device can be quickly recovered to the shore under the matching use of the universal device 19 and the connecting arm 18 in the rocker arm device 3, so that the device needs less operators when in mooring, has simple process, low difficulty and short mooring time, greatly enhances the safety of the device in the flood season, simultaneously reduces the number of the mooring systems 9 arranged outside the transfer pontoon 2 by utilizing the structural strength of the universal device 19 and the connecting arm 18 in the rocker arm device 3, further saves the cost, also achieves the effect of reducing the difficulty of mooring of the water intaking wharf boat 34, increases the water intaking amount of the wharf boat 1 by arranging four horizontal single-stage double-suction centrifugal pumps 27 inside the water intaking chamber 5 of the 10KV high-pressure pump station, normally operates by three horizontal single-stage double-suction centrifugal pumps 27, a horizontal single-stage double suction centrifugal pump 27 is as reserve for when the water intaking pump breaks down, a horizontal single-stage double suction centrifugal pump 27 can replace as reserve water intaking pump, drives horizontal single-stage double suction centrifugal pump 27 through the operation of electronic single beam lifting hook bridge crane 28 and moves, can be convenient for the staff to the installation and the maintenance of horizontal single-stage double suction centrifugal pump 27, has further reached the effect that improves water intaking pontoon 1 water intaking efficiency.

The working principle is as follows: the device is characterized in that the device only needs to control an anchoring system 9 arranged outside the water intaking pontoon 1 to start through an operator in a flood season, so that an electric anchor mooring winch 29 in the anchor mooring system 9 operates, the electric anchor mooring winch 29 operates to drive an anchor chain 31 to move and be retracted, the anchor chain 31 drives the whole water intaking pontoon 1 to move towards the bank under the action of a ground buller 33, meanwhile, the water intaking pontoon 1 moves to drive a rocker arm device 3 to move, the rocker arm device 3 moves to drive a transfer pontoon 2 to move, and under the action of controlling the operation of the anchoring system 9 arranged at two ends of the transfer pontoon 2 by the operator, the device can be rapidly retracted to the bank, because the anchoring systems 9 are arranged outside the water intaking pontoon 1 and the transfer pontoon 2, the device needs less operators in the process of transfer, the transfer time is short, and the safety of the device in the flood season is greatly enhanced, and the water intaking pontoon 1 drives the transfer pontoon 2 to move, the transfer pontoon 2 makes full use of the structural strength of the universal device 19 and the connecting arm 18 in the rocker arm device 3 when using the anchoring system 9 to transfer, reduces the number of the anchoring systems 9 arranged outside the transfer pontoon 2, further saves the cost for purchasing and installing the anchoring system 9, and reduces the difficulty of transferring.

Four horizontal single-stage double-suction centrifugal pumps 27 are arranged in the 10KV high-pressure pump station chamber 5, and three horizontal single-stage double-suction centrifugal pumps 27 are normally operated, one horizontal single-stage double-suction centrifugal pump 27 is used for standby, so that when one of the horizontal single-stage double-suction centrifugal pumps 27 fails and stops running in the water taking process, the staff can start the standby horizontal single-stage double-suction centrifugal pump 27, further ensuring the water intake efficiency of the water intake pontoon 1, meanwhile, two electric single-beam hook bridge cranes 28 are matched with four horizontal single-stage double-suction centrifugal pumps 27 for use, when the horizontal single-stage double-suction centrifugal pump 27 needs to be installed or overhauled, a worker starts the electric single-beam hook bridge crane 28 to finish the ship-loading and ship-unloading hoisting of the horizontal single-stage double-suction centrifugal pump 27, and the installation and the overhaul of the horizontal single-stage double-suction centrifugal pump 27 by the worker can be facilitated.

All be provided with universal device 19 through the both ends of rocker arm device 3 to can reduce the weight and the motion yardstick of rocker arm device 3 under universal device 19's cooperation is used, further reduce the single board load of water intaking pontoon 1, thereby reduced the design degree of difficulty of water intaking pontoon 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.