阅读说明：本技术 一种浮船坞水下合拢工艺 (A kind of underwater closure workmanship in floating dock ) 是由 宋玉甫 陈新华 何银栋 王秋松 张建华 李�杰 龚兵 张庙银 胡东 于 2019-09-17 设计创作，主要内容包括：本发明涉及一种浮船坞水下合拢工艺,其特征在于：具体工艺步骤如下：S1：船舶分段；S2：下水；S3：自装载控制；S4：装载移船；S5：总段水下合拢精度控制；S6：总段水下合拢；本发明中将整船分别单独建造,可以在不同的场地同时建造,缩短工期；只要船坞条件足够,合在一起建造可以减少下水后工作；中间分段装载艏艉分段可以减少船坞长度条件的需求,搭载建造能有效提高船坞利用率,并有利于劳动力的均衡投放、灵活合理的安排生产计划,也能大大改善劳动工作环境、简化各主要设备进舱方法,对船厂提高产能有着重要的意义。(The present invention relates to a kind of underwater closure workmanships in floating dock, it is characterised in that: the specific process steps are as follows: S1: boat segmental；S2: it is lauched；S3: it is controlled from loading；S4: it loads and moves ship；S5: block closes up precision controlling under water；S6: block closes up under water；Whole ship is individually built in the present invention, can build, shorten the construction period simultaneously in different places；As long as dock condition is enough, be combined construction can reduce be lauched after work；Medial section, which loads bow aft section, can reduce the demand of dock length condition, it carries to build and can effectively improve dock utilization rate, and be conducive to the balanced dispensing of labour, plan of flexibly reasonably arranging production, also labour working environment can be substantially improved, simplify each capital equipment into cabin method, improving production capacity to shipyard has great significance.)

1. a kind of underwater closure workmanship in floating dock, it is characterised in that: the specific process steps are as follows:

S1: boat segmental: the construction of entire ship being divided into and is built by multiple boat segmentals and be assemblied into one by one multiple blocks, And meet from carriage requirement；

S2: be lauched: boat segmental, which is individually lauched, to undock or both ends segmentation is loaded in be lauched in medial section and undocks；

S3: it is controlled from loading: the unfinished segmentation at floating dock itself being utilized to hold up other segmentations itself not completed；In the water surface Multiple blocks to be assembled are loaded on intermediate block by state in floating state or dock, are reduced ship loading size and are needed The requirement of the dock length requirement or remote transportation by lighter ship wanted；

S4: loading and move ship time, adjusts posture and ballast situation, carries out shifting ship by moving ship trolley, and carry out ballast control, realizes Multiple blocks to be assembled load；It is solid that loading carries out navigation system afterwards in place；When unloading block to be assembled, ballast is regulated, it is intermediate Segmentation submerges, other segmentation towboats loaded in medial section haul out medial section；

S5: block closes up precision controlling under water: medial section pier arranges closing device, in wing wall in medial section Upper arrangement precision measure instrument, and mark captain's label, hull center line after sitting pier；It is filled the water in depressed place, when the complete floating of hull After stabilization, wing wall personnel observe the left and right drinking water of ship block, show that ship is longitudinal and transverse and incline, and adjust fifty-fifty ship floading condition；By traction The ship block closed up in advance by moving ship to pre- Heshui domain, and is carried out coarse positioning by device；

S6: block closes up under water: the special bridge-type type of attachment for being suitble to close up under water of design ship and interim watertight bulkhead, independent Ballasting system and independent power supply system；Using welding or joint cover connection type between block；It can using welding To carry out under floading condition, and final docking does not involve Underwater Welding work；Pontoon deck underwater uses bridge type to connect, It only welds close to the part of buoyancy tank；Welded plate temporary weld can be used in anabolic process and existed using the pattern of welding for wing wall Together, or directly wing wall and wing wall docks；Cable connector between block and block is more than safety deck；Under block is independent When latent, watertight door and sealing plate temporary enclosed are used between block, to guarantee watertightness when segmentation and diving test.

2. the underwater closure workmanship in a kind of floating dock according to claim 1, it is characterised in that: multiple blocks in the S1 Design principle is in addition to other segmentations of medial section can be arranged in medial section, therefore, it is necessary to the size of each segmentation There are following relationships: L₁+L₂+……+L_In=L_Always；B1=B2=... in=B=B is total；In L > B1+B1+ ...;That is L is total > (N-1) B；

In B > L1, L2 ...；

L₁,L₂... ..., L_In,L_AlwaysRefer to the length of each segmentation；L_AlwaysRefer to total length；

B₁, B₂..., B_In, B_AlwaysRefer to the width of each segmentation；B_AlwaysBeam overall；

Furthermore the intensity of block junction need to meet the requirement of floating dock longitudinal strength.

3. the underwater closure workmanship in a kind of floating dock according to claim 1, it is characterised in that: the S3 can be at ship Complete, can also be completed in dock under floating on water state, at the same operation of the step of S3 more than the water surface be can be inverse To completion, some unfinished segmentations that both can use floating dock itself hold up itself unfinished some other segmentation, It can also be that the segmentation completed freely is removed from the segmentation of loading using buoyancy these.

4. the underwater closure workmanship in a kind of floating dock according to claim 1, it is characterised in that: the step of the S4, S5 and S6 It suddenly is that may be implemented in being segmented for floating dock in the state floated.

5. the underwater closure workmanship in a kind of floating dock according to claim 1, it is characterised in that: the pressure in described upper S3, S6 Carry control specifically: judge whether be directly discharged into current water when loading according to the source waters of the ballast water of ballast tank in loading Domain；If so, the ballast water is directly discharged into current waters；If it is not, being then chemically treated to the ballast water；From being in At least one caching cabin and at least one storage cabin are distributed in the ballast tank of empty-cabin state；Corresponding each remote control valve of control Ballast water after chemical treatment is carried piping by respective branches piping and operation tune and is discharged into the caching cabin by open and-shut mode In, while the residue in the ballast water after chemical treatment is carried into piping by respective branches piping and operation tune and is discharged into institute It states in storage cabin.

Technical field

The present invention relates to the underwater closure workmanships of marine worker shipbuilding technical field more particularly to a kind of floating dock.

Background technique

In shipbuilding, ship building period and dock ability are the important embodiments that a shipyard builds ability, and Measure the important indicator with delivery, realization economic benefit.

On the one hand, shortening ship building period most straightforward approach is exactly to shorten building berth or dock cycle.Modern argosy Factory generally uses dock general assembly, and improves dock utilization rate, i.e. the secondary bottleneck for needing to break through as shipyard that stands in the breach in increase depressed place. Modern large size shipyard generally all suffers from the problem that ship type is more, construction period is short, and whole ship is individually built can be in difference Place such as building berth, dock etc. builds simultaneously, shortens the construction period；

On the other hand, it for floating dock, can especially repair for the large-scale floating dock with big deck load-carrying area ship, The length and width of dry dock becomes floating dock and builds ability major limitation condition, and length and width is insufficient, leads to not in depressed place Inside close up and is lauched.

To improve building technology, especial manufacture of the present invention goes out the method for construction of a set of ship that can close up under water: will Ship is divided into several big blocks (ring segment) and individually builds, and carries out whole ship again in the state that ship is in floating after being lauched Close up；Medial section, which loads bow aft section, can reduce the demand of dock length condition, and dock can be effectively improved by carrying to build Utilization rate, and be conducive to the balanced dispensing of labour, plan of flexibly reasonably arranging production, it can also substantially improve labour building ring Border simplifies each capital equipment into cabin method, and improving production capacity to shipyard has great significance.

Summary of the invention

Dock can be reduced using medial section loading bow aft section the technical problem to be solved in the present invention is to provide a kind of The demand of length condition, carrying, which is built, can effectively improve dock utilization rate, and is conducive to the balanced of labour and launches, is flexibly reasonable Plan of arranging production the underwater closure workmanship in floating dock.

In order to solve the above technical problems, the technical solution of the present invention is as follows: a kind of underwater closure workmanship in floating dock, innovative point It is: the specific process steps are as follows:

S1: boat segmental: the construction of entire ship being divided into and is built by multiple boat segmentals and be assemblied into one by one multiple blocks, And meet from carriage requirement；

S2: be lauched: boat segmental, which is individually lauched, to undock or both ends segmentation is loaded in be lauched in medial section and undocks；

S3: it is controlled from loading: the unfinished segmentation at floating dock itself being utilized to hold up other segmentations itself not completed；In the water surface Multiple blocks to be assembled are loaded on intermediate block by state in floating state or dock, are reduced ship loading size and are needed The requirement of the dock length requirement or remote transportation by lighter ship wanted；

S4: loading and move ship time, adjusts posture and ballast situation, carries out shifting ship by moving ship trolley, and carry out ballast control, realizes Multiple blocks to be assembled load；It is solid that loading carries out navigation system afterwards in place；When unloading block to be assembled, ballast is regulated, it is intermediate Segmentation submerges, other segmentation towboats loaded in medial section haul out medial section；

S5: block closes up precision controlling under water: medial section pier arranges closing device, in wing wall in medial section Upper arrangement precision measure instrument, and mark captain's label, hull center line after sitting pier；It is filled the water in depressed place, when the complete floating of hull After stabilization, wing wall personnel observe the left and right drinking water of ship block, show that ship is longitudinal and transverse and incline, and adjust fifty-fifty ship floading condition；By traction The ship block closed up in advance by moving ship to pre- Heshui domain, and is carried out coarse positioning by device；

S6: block closes up under water: the special bridge-type type of attachment for being suitble to close up under water of design ship and interim watertight bulkhead, independent Ballasting system and independent power supply system；Using welding or joint cover connection type between block；It can using welding To carry out under floading condition, and final docking does not involve Underwater Welding work；Pontoon deck underwater uses bridge type to connect, It only welds close to the part of buoyancy tank；Welded plate temporary weld can be used in anabolic process and existed using the pattern of welding for wing wall Together, or directly wing wall and wing wall docks；Cable connector between block and block is more than safety deck；Under block is independent When latent, watertight door and sealing plate temporary enclosed are used between block, to guarantee watertightness when segmentation and diving test.

Further, the design principle of multiple blocks is in addition to other segmentations of medial section can be arranged in the S1 In medial section, therefore, it is necessary to which there are following relationships for the size of each segmentation: L₁+L₂+……+L_In=L_Always；B1=B2=... in=B= B is total；In L > B1+B1+ ...;That is L is total > (N-1) B；

In B > L1, L2 ...；

L₁,L₂... ..., L_In,L_AlwaysRefer to the length of each segmentation；L_AlwaysRefer to total length；

B₁, B₂..., B_In, B_AlwaysRefer to the width of each segmentation；B_AlwaysBeam overall；

Furthermore the intensity of block junction need to meet the requirement of floating dock longitudinal strength.

Further, the S3 can be completed in the case where ship is in floating on water state, can also be completed in dock, together When S3 the step of operation more than the water surface can inversely complete, both can use some unfinished of floating dock itself Segmentation holds up itself unfinished some other segmentation, can also be these the segmentation completed from the segmentation of loading using floating Power is freely removed.

Further, the step of S4, S5 and S6 is that the segmentation at floating dock may be implemented in the state of floating.

Further, the ballast control in described upper S3, S6 specifically: according to the source of the ballast water of ballast tank in loading Waters judges whether be directly discharged into current waters when loading；If so, the ballast water is directly discharged into current waters；If it is not, Then the ballast water is chemically treated；From in empty-cabin state ballast tank in distribute at least one caching cabin and to A few storage cabin；Ballast water after chemical treatment is passed through corresponding point by the corresponding open and-shut mode for controlling each remote control valve Branch piping and operation tune carry piping and are discharged into the caching cabin, while the residue in the ballast water after chemical treatment being led to It crosses respective branches piping and operation tune carries piping and is discharged into the storage cabin.

The present invention has the advantages that

1) whole ship is individually built in the present invention, can builds, shortens the construction period simultaneously in different places；As long as dock item Part is enough, be combined construction can reduce be lauched after work；Medial section, which loads bow aft section, can reduce dock length item The demand of part, dock utilization rate can be effectively improved by carrying construction, and be conducive to the balanced dispensing of labour, flexibly reasonable arrangement Production plan can also substantially improve labour working environment, simplify each capital equipment into cabin method, and improving production capacity to shipyard has emphatically The meaning wanted.

Detailed description of the invention

The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a kind of flow diagram of the underwater closure workmanship in floating dock of the invention.

Specific embodiment

The following examples can make professional and technical personnel that the present invention be more fully understood, but therefore not send out this It is bright to be limited among the embodiment described range.

The underwater closure workmanship in a kind of floating dock as shown in Figure 1, the specific process steps are as follows:

S1: boat segmental: the construction of entire ship being divided into and is built by multiple boat segmentals and be assemblied into one by one multiple blocks, And meet from carriage requirement；

S2: be lauched: boat segmental, which is individually lauched, to undock or both ends segmentation is loaded in be lauched in medial section and undocks；

S3: it is controlled from loading: the unfinished segmentation at floating dock itself being utilized to hold up other segmentations itself not completed；In the water surface Multiple blocks to be assembled are loaded on intermediate block by state in floating state or dock, are reduced ship loading size and are needed The requirement of the dock length requirement or remote transportation by lighter ship wanted；

S4: loading and move ship time, adjusts posture and ballast situation, carries out shifting ship by moving ship trolley, and carry out ballast control, realizes Multiple blocks to be assembled load；It is solid that loading carries out navigation system afterwards in place；When unloading block to be assembled, ballast is regulated, it is intermediate Segmentation submerges, other segmentation towboats loaded in medial section haul out medial section；

S5: block closes up precision controlling under water: medial section pier arranges closing device, in wing wall in medial section Upper arrangement precision measure instrument, and mark captain's label, hull center line after sitting pier；It is filled the water in depressed place, when the complete floating of hull After stabilization, wing wall personnel observe the left and right drinking water of ship block, show that ship is longitudinal and transverse and incline, and adjust fifty-fifty ship floading condition；By traction The ship block closed up in advance by moving ship to pre- Heshui domain, and is carried out coarse positioning by device；

S6: block closes up under water: the special bridge-type type of attachment for being suitble to close up under water of design ship and interim watertight bulkhead, independent Ballasting system and independent power supply system；Using welding or joint cover connection type between block；It can using welding To carry out under floading condition, and final docking does not involve Underwater Welding work；Pontoon deck underwater uses bridge type to connect, It only welds close to the part of buoyancy tank；Welded plate temporary weld can be used in anabolic process and existed using the pattern of welding for wing wall Together, or directly wing wall and wing wall docks；Cable connector between block and block is more than safety deck；Under block is independent When latent, watertight door and sealing plate temporary enclosed are used between block, to guarantee watertightness when segmentation and diving test.

In S1 the design principle of multiple blocks be in addition to other segmentations of medial section can be arranged in medial section, because This, it is necessary to there are following relationships for the size of each segmentation: L₁+L₂+……+L_In=L_Always；B1=B2=... in=B=B is total；In L > B1+B1 +…;That is L is total > (N-1) B；

In B > L1, L2 ...；

L₁,L₂... ..., L_In,L_AlwaysRefer to the length of each segmentation；L_AlwaysRefer to total length；

B₁, B₂..., B_In, B_AlwaysRefer to the width of each segmentation；B_AlwaysBeam overall；

Furthermore the intensity of block junction need to meet the requirement of floating dock longitudinal strength.

S3 can be completed in the case where ship is in floating on water state, can also be completed in dock, while the step of S3 exists The operation more than water surface can be completed inversely, and some unfinished segmentations that both can use floating dock itself hold up itself Unfinished some other segmentation can also be that the segmentation completed freely is removed from the segmentation of loading using buoyancy these.

The step of S4, S5 and S6 is that the segmentation at floating dock may be implemented in the state of floating.

Ballast control in upper S3, S6 specifically: judge to load according to the source waters of the ballast water of ballast tank in loading When whether be directly discharged into current waters；If so, the ballast water is directly discharged into current waters；If it is not, then to the ballast Water is chemically treated；At least one caching cabin and at least one storage are distributed from the ballast tank in empty-cabin state Cabin；Ballast water after chemical treatment is passed through respective branches piping and work by the corresponding open and-shut mode for controlling each remote control valve Industry tune carries piping and is discharged into the caching cabin, while the residue in the ballast water after chemical treatment is passed through respective branches Piping and operation tune carry piping and are discharged into the storage cabin.

It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, above-described embodiment and explanation It is merely illustrated the principles of the invention described in book, without departing from the spirit and scope of the present invention, the present invention also has Various changes and modifications, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention It is defined by the appending claims and its equivalent thereof.