CN201538941U

CN201538941U - Wharf flying bridge

Info

Publication number: CN201538941U
Application number: CN2009202104245U
Authority: CN
Inventors: 瞿雪刚; 望华蓉; 胡鹏
Original assignee: Shanghai Jiangnan Changxing Shipbuilding Co Ltd
Current assignee: Shanghai Jiangnan Changxing Shipbuilding Co Ltd
Priority date: 2009-09-29
Filing date: 2009-09-29
Publication date: 2010-08-04
Anticipated expiration: 2019-09-29

Abstract

The utility model relates to a wharf flying bridge comprising a main bridge body, a trolley frame and a chassis, wherein one end of the main bridge body is connected with a boarding tower turntable through a first connection pin; the boarding tower turntable is fixed on a boarding tower of a wharf; the other end of the main bridge body is connected with a trolley turntable through a second connection pin; the trolley turntable is fixed on the trolley frame; the chassis is arranged on a deck of a ship; two parallel grooves are arranged on the chassis; wheels of the trolley frame are arranged in the parallel grooves; and the trolley frame and the chassis are connected into a whole through an iron chain. The weight of the main bridge body in the wharf flying bridge is light, so the main bridge body can be hung by a tower crane small hoop to realize rapid assemble, the hanging difficulty is small, and the danger coefficient in use can also be reduced.

Description

Wharf floating bridge

Technical Field

The utility model relates to a bridge especially involves a dock pontoon bridge of connecting boats and ships and pier, berths behind the fitting-out pier after boats and ships launch, and construction and relevant personnel go up and down a used tool equipment of ship.

Background

As most wharf construction areas are positioned in big rivers or rivers and sea entrances, the relative wind, wave and surge of the areas are large, so that the phenomenon of front-back and left-right drifting of ships during wharf parking occurs.

The pontoon bridge for connecting the wharf and the hull in the prior art is generally 15m in length, and particularly needs to be connected with the pontoon bridge for the wharf and the hull when outfitting construction is carried out after ship launching in a construction process. Due to the bridge body structure of the 15m wharf floating bridge, the 15m wharf floating bridge is easy to slide in water, so that construction and related personnel must pass by the side of the wharf floating bridge when getting on and off the ship. The steep gradient of the bridge body is close to 35 degrees at most due to the influence of tide, which brings about great potential safety hazard. Because the bridge weight is about 7 tons and can not be hoisted by adopting the 5ton small hook of the portal tower crane, the fast unhooking can not be realized, so that the time for waiting for landing of personnel on the ship is longer after the ship is parked at a dock after the test sailing is finished.

Disclosure of Invention

An object of the utility model is to overcome the problem that above-mentioned prior art exists, provide a novel structural style's pontoon bridge. The utility model discloses a pontoon bridge can adopt 5ton hooklets of gate-type tower crane to hoist and mount and shorten hoist and mount engineering time and boats and ships can single-end hoist and mount convenient secondary installation when being close to the pier region and doing some experiments, but the boats and ships berth behind the pier hawser bandage should not the landing in the river in the drift range, influence the steep slope of the lower part of the body by the morning and evening tides the biggest must not exceed 30, can pass through by shoulder when construction and relevant personnel are on and off the boat and converge mutually.

In order to achieve the purpose of the invention, the technical scheme provided by the utility model is as follows:

the utility model provides a pier pontoon, the structure of this pontoon is including main pontic, trolley frame, chassis, the one end of main pontic is through first connecting pin connection tower carousel of going on board, should go on board the tower carousel and be fixed in on the tower of going on board of pier, the other end of main pontic is connected with the trolley carousel through the second connecting pin, this trolley carousel is fixed in the trolley frame on, the chassis arrange the deck of boats and ships in, be provided with the parallel recess of twice on the chassis, the wheel of trolley frame is arranged in the recess, trolley frame and chassis link into an integrated entity through the iron chain.

As an optimized design scheme, the trolley frame is also provided with an escalator, the lower end of the escalator is close to the chassis but not in contact with the chassis, and the upper end of the escalator is close to the port of the main bridge body.

In order to facilitate hoisting and transporting, a group of hoisting horses are respectively arranged at two ends and the middle of the main bridge body, wherein each group of hoisting horses is provided with two independent hoisting horses.

As an optimized design scheme, the inclination of the main bridge body is less than or equal to 30 degrees, the length of the bridge body is 18m, and the bridge body is suitable for ships which can be berthed within 14m of a wharf and ships which are located within 16m of the tidal fall head of the water area.

Based on the technical scheme, the utility model discloses a pier pontoon bridge has following technical advantage:

1. the utility model discloses the main bridge body of pier pontoon bridge reaches the purpose of quick installation because weight is no longer than 5 tons and can adopt the 5ton hooklets of door-type tower crane on the fitting-out pier hoist and mount. Particularly, the pilot test personnel can have a rest on the shore in a short time by using the pilot test wharf of a new ship.

2. The utility model discloses set up 6 some on the main bridge body of pier pontoon bridge and hung the horse, can satisfy different hoist and mount modes. For example, when a ship is weighed, a motor car and the like do not drive away from a wharf test, the hook can be lifted by a crane close to the ship for single-head lifting, and the test time is shortened. Before the ship is tested in a voyage state, a lifting horse close to the wharf is hooked to move the 18m wharf pontoon bridge body to the ship through the rotation of the turntable type trolley frame, so that the lifting difficulty is reduced.

3. The utility model provides a main axle body, dolly frame, the connection of going on the boat between the tower adopt to turn to the bolt formula and connect, make the both ends of main axle body have the effect of universal head, play the buffering of effort between separately and reduce danger coefficient.

Drawings

Fig. 1 is a schematic structural view of the pontoon of the wharf of the present invention.

Wherein,

1-chassis 2-iron chain 3-trolley frame 4-second connecting pin 5-crane 6-main bridge body 7-first connecting pin 8-boarding tower turntable 9-boarding tower 10-trolley turntable 11-staircase

Detailed Description

The structure and operation of the floating bridge for wharf according to the present invention will be described in detail with reference to the accompanying drawings and specific embodiments, so as to understand the present invention more thoroughly, but the scope of the present invention should not be limited thereby.

Please refer to fig. 1, fig. 1 is a schematic structural diagram of the floating bridge of the wharf of the present invention. As can be seen from the figure, the structure of the utility model mainly comprises a main bridge body 6, a small car frame 3 and a chassis 1.

One end of the main bridge body 6 is connected with a boarding tower rotating disc 8 through a first connecting pin 7, and the boarding tower rotating disc 8 is fixed on a boarding tower 9 of a wharf. The other end of the main bridge body 6 is connected with a trolley turntable 10 through a second connecting pin 4, and the trolley turntable 10 is fixed on the trolley frame 3.

The chassis 1 is arranged on a deck of a ship, two parallel grooves are formed in the chassis 1, and four wheels of the trolley frame 3 are arranged in the grooves. The trolley frame 3 can move freely in a small range of front and rear on the chassis 1, but because all four wheels are in the grooves, no deflection occurs. The trolley frame 3 and the chassis 1 are connected into a whole through the iron chain 2, so that the chassis 1 and the trolley frame 3 can be lifted or installed together when the trolley frame 3 is hoisted.

The trolley frame 3 is also provided with a staircase 11, the lower end of the staircase 11 is close to the chassis 1 but not contacted, and the upper end is close to the port of the main bridge body 6. The escalator 11 is used for descending from the main bridge body 6 to the ship body through the escalator 11, or for ascending from the ship body to the top of the trolley frame 3 through the escalator 11 and then to the boarding tower 9 on the wharf through the main bridge body 6.

In order to hoist the floating bridge, two groups of hoisting horses 5 are respectively arranged at the two ends and the middle position of the main bridge body 6, each group of hoisting horses is composed of two independent hoisting horses, and the main bridge body 6 is provided with six hoisting horses in total.

The inclination of the main bridge body 6 is less than or equal to 30 degrees, and the length of the main bridge body is 18 m.

In the use process of the floating bridge:

firstly, connecting a trolley frame chassis with a rotary movable trolley frame by adopting a shackle iron chain;

then, the trolley frame is connected with the 18m main axle body by adopting a connecting shaft pin;

hoisting and transporting the chassis, the trolley frame and the 18m main bridge body to an upper deck of the ship by adopting a portal tower crane on the outfitting wharf;

the sling unhooking of the two groups of hoisting horses close to the trolley frame is performed, and only the hoisting horses close to the turntable of the boarding tower are used for positioning and connecting with the turntable of the boarding tower and then unhooking;

when the ship needs to be subjected to tests such as inclination and motive tests, the sling of the portal high crane is connected with a group of lifting horses closest to the trolley frame, and the connecting shaft pin of the main axle body of 18m and the rotary movable trolley frame is detached. Then, one end of the main axle body of 18m close to the trolley frame is upwards 1000 mm;

after the test is finished, the 18m main bridge body is connected with the trolley frame again in a positioning mode, and the hook is released; when the ship is subjected to test-sailing operation, the 18m main bridge body and the boarding tower turntable can be disassembled, and the 18m floating bridge is turned and placed on the ship to be tested-sailing;

when ships are handed over and leave a port, the main bridge body of 18m and the boarding tower turntable are disassembled, and then the chassis, the trolley frame and the main bridge body of 18m are lifted and placed on the outfitting wharf.

According to the above, the utility model discloses rational design the frock spare, fundamentally has solved boats and ships and has leaned on and has avoided loaded down with trivial details hoist and mount operation when leaving the pier, reaches integral hoisting and because weight does not exceed 5 tons of complete adoption 5 tons of hooklets and hangs and hoist. And the length of the main bridge body reaches 18m, so that the ship does not have too steep gradient under the influence of tide, and the phenomenon that constructors take on and off the ship laboriously is avoided. Meanwhile, the ship drifts within a certain range under the influence of tide, and the main bridge body is prevented from sliding down into the river due to the length of 18 m.

Claims

1. The utility model provides a pier pontoon, its characterized in that, this pontoon's structure is including main pontic (6), trolley frame (3), chassis (1), the one end of main pontic (6) is connected through first connecting pin (7) and is stepped on a boat tower carousel (8), should step on a boat tower carousel (8) and be fixed in on the tower of stepping on a boat (9) of pier, the other end of main pontic (6) is connected with trolley carousel (10) through second connecting pin (4), this trolley carousel (10) is fixed in trolley frame (3) on, chassis (1) arrange the deck of boats and ships in, be provided with the parallel recess of twice on chassis (1), the wheel of trolley frame (3) is arranged in the recess, trolley frame (3) and chassis (1) connect into an organic whole through iron chain (2).

2. A quay pontoon according to claim 1, wherein the trolley frame (3) is further provided with a staircase (11), the staircase (11) being at a lower end close to the chassis (1) but not touching and at an upper end close to the port of the main bridge body (6).

3. A pontoon as claimed in claim 1, wherein the main body (6) is provided with a set of horses (5) at each end and in the middle thereof, for a total of six horses.

4. A wharf pontoon according to claim 1, wherein the main bridge body (6) has an inclination of less than or equal to 30 °, and the length of the bridge body is 18 m.