CN106563867B - A kind of vertical total group of technique of lashing bridge - Google Patents
A kind of vertical total group of technique of lashing bridge Download PDFInfo
- Publication number
- CN106563867B CN106563867B CN201610757129.6A CN201610757129A CN106563867B CN 106563867 B CN106563867 B CN 106563867B CN 201610757129 A CN201610757129 A CN 201610757129A CN 106563867 B CN106563867 B CN 106563867B
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- lashing bridge
- lashing
- bridge
- moulding bed
- bar shaped
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/0026—Arc welding or cutting specially adapted for particular articles or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
Abstract
The invention discloses a kind of vertical total group of techniques of lashing bridge.It includes：Arrange bar shaped moulding bed, bar shaped moulding bed and embedded iron intersection are welded, and equal-height position does not set iron pier in lower mouth；Ground wire is drawn on the basis of the center of bar shaped moulding bed, marks another two ground wires to two sides；According to three positioning datum center line arrangement iron piers and flower stand, keep iron pier and bar shaped moulding bed contour；The first from left Pin lashing bridge is sling, is turned over, the second reference line of alignment fixes lashing bridge and bar shaped moulding bed, and lashing bridge quadrangle is with wirerope anchorage, fixation, by crane pine hook；A right Pin lashing bridge is lifted by crane, is turned over, lashing bridge bow stern direction is consistent with depressed place position arrangement, it is directed at the second reference line, lashing bridge and bar shaped moulding bed are fixed, by two Pin soldering and sealing of left and right, crane pine hook is removed into intermediate two wirerope with front and back two corners on the right side of wirerope anchorage；Complete the installation that lashing bridge always organizes assembly, welding and outfititem；Complete the lifting of subsequent two groups of lashing bridges；By every two groups of lashing bridges with fixation of passing a bridge.
Description
Technical field
The present invention relates to a kind of vertical total group of techniques of lashing bridge.
Background technique
The effect of lashing bridge on container ship mainly binds, fastens container, prevents container from inclining in stormy waves
Tiltedly, it falls.When such as loading in mixture 20 rulers, 35 rulers, 40 ruler when for special stowage, the case foot of container can be fallen in lashing bridge, that is, be tied up
Zha Qiao plays the role of box column, and such lashing bridge structure is with regard to complex；In addition two layers or more of lashing bridge to be equipped with
Guide rail, in order to the loading of container.
But the packaging technology of existing lashing bridge is all the experience of worker of being subject to, lack set of system, save
Working hour, efficient total group technique.
Summary of the invention
Technical problem to be solved by the present invention lies in overcome the prior art to lack set of system, saving working hour, height
The defect of total group of technique of effect, and provide a kind of vertical total group of technique of lashing bridge.Provided total group of process efficient is time saving, and
And lashing bridge sound construction after total group, actual production can be widely used in.
The present invention provides a kind of vertical total group of techniques of lashing bridge comprising following steps：
(1) prepare one piece for the place that three groups of lashing bridges are always organized simultaneously, arrange bar shaped moulding bed, bar shaped moulding bed and embedded iron
Intersection is welded and fixed with horse plate, while the mouth not equal-height position under lashing bridge, iron pier is arranged on bar shaped moulding bed to compensate its height
It is poor to spend；
(2) ground wire is drawn on the basis of the center of moulding bed, to two sides be arranged same offset mark two other ground wire to get
The three positioning datum center lines always organized to lashing bridge, are successively denoted as the first reference line, the second reference line and third reference line；Root
According to three positioning datum center line arrangement iron piers and flower stand, the height of iron pier is adjusted, iron pier and bar shaped moulding bed is made to be located at same water
Flat height；
(3) the first from left Pin lashing bridge is sling with crane, after turning over 90 degree, is directed at the with the symmetrical center line of lashing bridge ontology
Two reference lines adjust left and right and longitudinal separation afterwards in place；
(4) lashing bridge and moulding bed are welded and fixed with set square, then lashing bridge quadrangle will with wirerope anchorage, fixation
Crane pine hook；
(5) a right Pin lashing bridge to be lifted by crane with crane, turns over 90 degree, lashing bridge bow stern direction is consistent with depressed place position arrangement,
With lashing bridge body central line to the second reference line, finely tunes the spacing with the first from left Pin afterwards in place, control the whole half-breadth of lashing bridge；
(6) lashing bridge and moulding bed are welded and fixed with set square, the soldering and sealing of horse plate will be used between two Pin of left and right, is drawn with wirerope
Firm right side front and back two corners after the completion of soldering and sealing, by crane pine hook, remove intermediate two wirerope；
(7) installation that lashing bridge always organizes assembly, welding and outfititem is completed；
(8) the lifting positioning of subsequent two groups of lashing bridges is completed, is respectively positioning base with the first reference line and third reference line
Standard, positioning process requires and loose hook requirement is consistent with (3) the step of first group~(7)；
(9) it after the completion of positioning, is fixed between every two groups of lashing bridges with passing a bridge, each two pairs of left and right.
In step (1), preferably, the iron pier is connect with the bar shaped moulding bed using welding manner.
In step (1), preferably, the height of the iron pier is 300mm.
In step (2), the offset is preferably 3150mm.
In step (3), preferably, when being directed at the second reference line with the symmetrical center line of lashing bridge ontology, also with binding
The hull center line of bridge hull center line corresponding ground, plays the role of secondary alignment.
In step (4), the size of set square is preferably 200mm × 200mm × 12mm.With set square by lashing bridge and tire
When frame is welded and fixed, the size of leg is preferably 10mm.
In step (6), the size of set square is preferably 200mm × 200mm × 12mm.With set square by lashing bridge and tire
When frame is welded and fixed, the size of leg is preferably 8mm.
In step (6), preferably, the specification of the horse plate is 200mm × 150mm × 10mm.
In step (9), preferably, the width of the gap bridge is 2.6m.
On the basis of common knowledge of the art, above-mentioned each optimum condition, can any combination to get each preferable reality of the present invention
Example.
The positive effect of the present invention is that：Provided total group of process efficient is time saving, and lashing bridge knot after total group
Structure is secured, has very strong directive significance to actual production.
Detailed description of the invention
Fig. 1 is a preferred embodiment of the present invention lashing bridge front view.
Fig. 2 is a preferred embodiment of the present invention lashing bridge moulding bed layout drawing.
Fig. 3 is a preferred embodiment of the present invention lashing bridge positioning datum scribing line figure.
Fig. 4 is a preferred embodiment of the present invention lashing bridge moulding bed arrangement schematic diagram, and (the positive apparent direction of one Pin of left side, right side are right
Claim).
Fig. 5 is a preferred embodiment of the present invention half range lashing bridge steel wire arrangement schematic diagram.
Fig. 6 is a preferred embodiment of the present invention whole picture lashing bridge steel wire arrangement schematic diagram.
Fig. 7 is a preferred embodiment of the present invention 3 groups of lashing bridge wirerope arrangement schematic diagrams.
Fig. 8 is a preferred embodiment of the present invention moulding bed sequential schematic in lashing bridge.
Fig. 9 is a preferred embodiment of the present invention total group foot hand side view.
Figure 10 is a preferred embodiment of the present invention total group second, four layer of top view of foot hand.
Figure 11 is a preferred embodiment of the present invention total group first and third, five layer of top view of foot hand.
Figure 12 is a preferred embodiment of the present invention the sequential schematic that lashing bridge hangs moulding bed.
Specific embodiment
The present invention is further illustrated below by the mode of embodiment, but does not therefore limit the present invention to the reality
It applies among a range.
Embodiment 1
The vertical total group of technique of the lashing bridge of the present embodiment, specifically comprises the following steps：
1. the vertical total group of preparation of lashing bridge
1.1. it is 2 Pin that lashing bridge, which carrys out goods state, it is therefore desirable to carry out going on board after two Pin of left and right are pre-splicing in factory.Single binding
Bridge is having a size of 52.5m × 9.75m × 1.2m (such as Fig. 1), each 26.3m of left and right two halves.
1.2. one piece of the place for hewing out on platform for three groups of lashing bridges while always organizing in advance, having a size of 54m × 15m
Region.
1.3. the moulding bed that corresponding lashing bridge is always organized is got out.
1.4. lashing bridge moulding bed is arranged in place by lashing bridge moulding bed layout drawing (such as Fig. 2), bar shaped moulding bed 1 and pre-buried iron phase
It is welded and fixed at friendship with 100mm × 100mm × 16mm horse plate, leg 10mm.
1.5.No.1 No.11 No.12 No.21 No.22 mouth is not contour under No.26 this 6 groups of lashing bridges therefore should be in item
Iron pier is set on shape moulding bed 1 to compensate its difference in height.Iron pier should be with 1 firm welding of bar shaped moulding bed.
2. pair lashing bridge carrys out goods requirement
2.1. lashing bridge carrys out goods should complete to examine by drawing, and have the certificate of competency or related ship probatio inspectionem pecuoarem book.
2.2. lashing bridge carrys out goods, it is necessary to install necessary interim reinforcement, lifting is avoided to deform.
3. lashing bridge is in the vertical total group of technique of platform
3.1. ground wire is drawn on the basis of the center of moulding bed, is offset to both sides each 3150mm and is marked two other ground wire, as
The positioning datum center line that lashing bridge is always organized, such as Fig. 3, this three reference lines are used 101,102,103 indicate respectively.According to Fig. 3 cloth
The iron pier for setting 300mm high adjusts the height of iron pier, it is ensured that iron pier and lashing bridge always organize 1 same level height of bar shaped moulding bed, such as scheme
The meaning of appended drawing reference is in 4, Fig. 4：Bar shaped moulding bed 1, iron pier 2 and flower stand 3.It is specific as shown in Table 1 and Table 2.
1 moulding bed of table arranges half width values (unit：mm)
Note：It is 1100mm high flower stand that LB01 lashing bridge most overside, which increases B8,.
The not contour lashing bridge height difference (unit of 2 footing of table：mm)
3.2. the first from left Pin lashing bridge is sling, fixed with the symmetrical center line alignment lashing bridge of lashing bridge ontology after turning over 90 degree
Position reference line 102, combines with the hull center line of lashing bridge hull center line corresponding ground, substantially adjustment or so afterwards in place
And longitudinal separation.
3.3. lashing bridge and moulding bed are welded and fixed with 200mm × 200mm × 12mm set square, leg 10mm.Binding
Bridge quadrangle is with steel wire anchorage and fixes, and crane can loose hook.Steel wire arrangement is as shown in Figure 5.In Fig. 5, the meaning of appended drawing reference
For：Wirerope 4 and lashing bridge 5.
3.4. a right Pin lashing bridge is lifted by crane, turns over 90 degree, lashing bridge bow stern direction is consistent with depressed place position arrangement, with binding
Bridge body central line is directed at lashing bridge position baseline 102, combines in symmetrical center line and the hull of lashing bridge the first from left Pin
Heart line.Substantially it finely tunes the spacing with the first from left Pin afterwards in place, controls the whole half-breadth of lashing bridge.
3.5. lashing bridge and moulding bed are welded and fixed with 200mm × 200mm × 12mm set square, leg 8mm.It will left and right
The soldering and sealing of horse plate is used between two Pin, specification is 200mm × 150mm × 10mm.With front and back two corners (such as Fig. 6) on the right side of wirerope anchorage.
After the completion of soldering and sealing work, crane can loose hook, remove intermediate two wirerope.In Fig. 6, the meaning of appended drawing reference is：Wirerope
4 and lashing bridge 5.
3.6. the installation that lashing bridge always organizes assembly, welding and outfititem is completed.Binding piece should pacify in platform phase as far as possible
It installs into.
3.7. the lifting for completing subsequent two groups of lashing bridges positions, and is with position baseline 101, position baseline 103 respectively
Positioning datum.Positioning process requires and loose hook requirement is consistent with first group.Wirerope layout drawing is as shown in Figure 7.It is attached in Fig. 7
Icon note meaning be：Wirerope 4, lashing bridge 5, three reference lines are used 101,102,103 indicate respectively.
3.8. it after the completion of positioning, is fixed between every two groups of lashing bridges with the gap bridge of 2.6m, each two pairs of left and right.
3.9. sequence requirement is always organized：
The lifting sequence of lashing bridge must be in strict accordance with the sequence of first intermediate two sides again, as shown in Figure 8.In Fig. 8, attached drawing mark
The meaning of note is：Lashing bridge 5, and gap bridge 6.
3.10. coating specification
The repairing polishing work of all total group of weld seams should be completed in the always group stage, avoid subsequent high altitude operation.
3.11. precision controlling requires
(1) lashing bridge always organizes vertical error ± 3mm, the limit ± 5mm；
(2) lashing bridge width error ± 2mm, the limit ± 3mm；
(3) lashing bridge entirety straightness ± 3mm, the limit ± 5mm.
4. lashing bridge always organizes foot hand and sets up requirement
4.1. lashing bridge is always organized foot picking and is set up with steel tube fastener formula foot hand.
4.2. scaffold building need to meet welding, polishing, coating and the work of applying for checking and examination that two Pin of lashing bridge always organizes weld seam.
4.3. always group foot hand sets up requirement：
A) tetra- regions ABCD are divided into set up, the foot hand in each region sets up five layers, set up size and layer height according to
Shown in Fig. 9 and Figure 10.In Fig. 9,701~705 respectively indicate the first to five layer.
B) up scaffold is connected and fixed with lashing bridge by collet, steel pipe and fastener every 3 meters from total group basal plane.
C) convenient for lashing bridge platform always to organize construction, with steel pipe and fastener by four regions at first and third, five layer of foot hand
Scaffold connects in the horizontal plane and is laid with scaffold board, and scaffold is made to become a firm entirety, such as Figure 11.
D) scaffold lower channel need to be alternately arranged.
4.4. always group foot hand removes requirement
A) sequence need to be hung according to lashing bridge block carries out the dismounting operation of foot hand.
B) first two interregional connection scaffold boards and joint steel pipe are removed, successively one by one according still further to sequence from top to bottom
It removes in region.
It is required 5. lashing bridge is carried
5.1. after lashing bridge completes total group, the carrying operation of lashing bridge is carried out.After lashing bridge lifting shackle is installed, tear open
It except steel wire, passes a bridge, cuts off the soldering and sealing seam of inferior horn.
5.2. sequence requirement is hung after total group：
The lifting sequence of lashing bridge must be in strict accordance with first two sides intermediate sequence again.As shown in figure 12.
5.3. lashing bridge lifting is gone on board, and the position baseline of hull is directed at, and combines banding system other outfititems
Installation site.Mouth and Ship Structure soldering and sealing under lashing bridge, can all around break off relations after each soldering and sealing 500mm after in place.
5.4. assembly, the welding needed after the completion of.
6. welding requirements
6.1. welding process requirement
6.1.1. the tack welding length of common intensity steel is not less than 30mm, and the tack welding length of high strength steel is not less than
50mm, tack welding are spaced about 300mm~500mm.
6.1.2. requirements of the welder in welding procedure have to comply with the regulation of WPS.
6.1.3. butt weld：
As 5≤gap≤16mm, using CO2Welding with backing；
When 16<When gap≤25mm, groove is put on flesh within 16；
Work as gap>When 25mm, plate processing is changed.
Corner connection weld seam：
When 3<When gap (a)≤5mm, Size of welds, a-2 are increased；
When 5<When gap≤10mm, bevel, complete penetraction and fusion in welding；
When 10<When gap≤16mm, back side steel sleeve, postwelding is removed, subsequent carbon plane, is welded after back chipping；
Work as gap>When 16mm, plate processing is changed.
6.1.4. when welding is using multiple tracks or multilayer welding, welder must remove welding slag in each welding bead postwelding and splash, often
The connector of welding bead should mutually stagger at least (30~50) mm.
The swing width of per pass weld seam, manual electric arc welding：3D；CO2Weldering：10D.
When 6.1.5. welding outside room, when wind speed is more than 2m/sec, measure of keeping out the wind accordingly must be taken in welding, when raining
It must not weld.
6.1.6. weld seam end, which is received, should fill up arc crater at arc, and clearance hole or leak-stopping hole should have good cornerite.
6.2. welding sequence requirement
When being 6.2.1. considered as starting welding, powerful rigid constraint cannot be formed to other welding.
6.2.2. when every weld seam welding, one end energy free shrink is kept as far as possible.Shrinkage generally should be first welded when welding
Big weld seam, it is rear to weld the small weld seam of shrinkage, and lower welding should be restrained as small as possible.
6.2.3. fusion length>It, should be using a point middle backstep welding welding when 2000mm.
6.2.4. when framework welds, fillet welding in the vertical position is first welded, then weld flat fillet weld, welder should be welded at even numbers by intermediate dispersion around
It connects.
7. lashing bridge always organize during safety notice
Lashing bridge always organize during except always group technique itself requirement in addition to, should be noted the following：
(1) during lashing bridge and other segmental hoistings, it is careful not to have collision with vertical total group of good lashing bridge.
(2) during lashing bridge is always organized, required all kinds of belts must be removed in time after being finished.
(3) meeting 6 grades or more high wind weather must carry out additionally drawing wire cable strengthening, and steel wire as shown in Figure 7 arranges steel wire
Become two strands from one.
Claims (9)
1. a kind of vertical total group of technique of lashing bridge, which is characterized in that it includes the following steps：
（1）Prepare one piece for the place that three groups of lashing bridges are always organized simultaneously, arranges that bar shaped moulding bed, bar shaped moulding bed intersect with embedded iron
Place is welded and fixed with horse plate, while the mouth not equal-height position under lashing bridge, iron pier is arranged on bar shaped moulding bed to compensate its difference in height；
（2）Ground wire is drawn on the basis of the center of bar shaped moulding bed, to two sides be arranged same offset mark two other ground wire to get
The three positioning datum center lines always organized to lashing bridge, are successively denoted as the first reference line, the second reference line and third reference line；Root
According to three positioning datum center line arrangement iron piers and flower stand, the height of iron pier is adjusted, iron pier and bar shaped moulding bed is made to be located at same water
Flat height；
（3）The first from left Pin lashing bridge is sling with crane, after turning over 90 degree, the second base is directed at the symmetrical center line of lashing bridge ontology
Directrix adjusts left and right and longitudinal separation afterwards in place；
（4）Lashing bridge and bar shaped moulding bed are welded and fixed with set square, lashing bridge quadrangle wirerope anchorage, fixation, then will
Crane pine hook；
（5）A right Pin lashing bridge is lifted by crane with crane, turns over 90 degree, lashing bridge bow stern direction is consistent with depressed place position arrangement, to tie up
It pricks bridge body central line and is directed at the second reference line, finely tune the spacing with the first from left Pin afterwards in place, control the whole half-breadth of lashing bridge；
（6）Lashing bridge and bar shaped moulding bed are welded and fixed with set square, the soldering and sealing of horse plate will be used between two Pin of left and right, drawn with wirerope
Firm right side front and back two corners after the completion of soldering and sealing, by crane pine hook, remove intermediate two wirerope；
（7）Complete the installation that lashing bridge always organizes assembly, welding and outfititem；
（8）Complete the lifting positioning of subsequent two groups of lashing bridges：It is fixed respectively using the first reference line and third reference line as positioning datum
The step of position technique requires and loose hook is required with first group（3）~（7）Unanimously；
（9）After the completion of positioning, it will be fixed between every two groups of lashing bridges with passing a bridge, each two pairs of left and right.
2. the vertical total group of technique of lashing bridge as described in claim 1, which is characterized in that step（1）In, the iron pier with it is described
Bar shaped moulding bed is connected using welding manner.
3. the vertical total group of technique of lashing bridge as described in claim 1, which is characterized in that step（1）In, the height of the iron pier
For 300mm.
4. the vertical total group of technique of lashing bridge as described in claim 1, which is characterized in that step（2）In, the offset is
3150mm。
5. the vertical total group of technique of lashing bridge as described in claim 1, which is characterized in that step（3）In, with lashing bridge ontology
Symmetrical center line be aligned the second reference line when, also with the hull center line of lashing bridge hull center line corresponding ground, play auxiliary
Help the effect of alignment.
6. the vertical total group of technique of lashing bridge as described in claim 1, which is characterized in that step（4）In, the size of set square is
200mm×200mm×12mm；When lashing bridge and bar shaped moulding bed being welded and fixed with set square, the size of leg is 10mm.
7. the vertical total group of technique of lashing bridge as described in claim 1, which is characterized in that step（6）In, the size of set square is
200mm×200mm×12mm；When lashing bridge and bar shaped moulding bed being welded and fixed with set square, the size of leg is 8mm.
8. the vertical total group of technique of lashing bridge as described in claim 1, which is characterized in that step（6）In, the specification of the horse plate
For 200mm × 150mm × 10mm.
9. the vertical total group of technique of lashing bridge as described in claim 1, which is characterized in that step（9）In, the width of the gap bridge
For 2.6m.
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| CN201610757129.6A CN106563867B (en) | 2016-08-29 | 2016-08-29 | A kind of vertical total group of technique of lashing bridge |
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| CN201610757129.6A CN106563867B (en) | 2016-08-29 | 2016-08-29 | A kind of vertical total group of technique of lashing bridge |
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| CN107244382B (en) * | 2017-06-23 | 2019-02-01 | 上海外高桥造船有限公司 | The assemble method of lashing bridge and container ship |
| CN109263792B (en) * | 2018-07-24 | 2020-04-21 | 上海江南长兴造船有限责任公司 | Method for normally shifting large container ship lashing bridge block on ship |
| CN111661274B (en) * | 2020-05-25 | 2021-06-08 | 广州文冲船舶修造有限公司 | Large container ship lashing bridge refitting process |
| CN113044177A (en) * | 2021-04-22 | 2021-06-29 | 中船黄埔文冲船舶有限公司 | Ship section construction precision control method |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3932054B2 (en) * | 1995-03-29 | 2007-06-20 | オデンス スタールスキブスベールフト アクティーゼルスカブ | Locking rod device for container ships |
| DE102004009586A1 (en) * | 2004-02-25 | 2005-09-15 | Macgregor-Conver Gmbh | Device for ship-side attachment of lashing for lashing containers stacked above deck of a ship |
| KR100588380B1 (en) * | 2004-12-31 | 2006-06-12 | (주)서해 | Lashing bridge |
| CN100436020C (en) * | 2005-03-18 | 2008-11-26 | 中国国际海运集装箱(集团)股份有限公司 | Welding method of container inner side plate and appts thereof |
| KR101727765B1 (en) * | 2012-01-17 | 2017-04-18 | 현대중공업 주식회사 | Lashing bridge for container ship |
| KR20130127118A (en) * | 2012-05-14 | 2013-11-22 | 현대중공업 주식회사 | Pillar structure of lashing bridge |
| CN203127107U (en) * | 2013-03-15 | 2013-08-14 | 上海中升贸易有限公司 | Novel light container lashing bridge |
| FI124623B (en) * | 2013-06-27 | 2014-11-14 | Macgregor Finland Oy | Lashing dock for a freighter |
| CN204110322U (en) * | 2014-07-31 | 2015-01-21 | 上海振华重工(集团)股份有限公司 | Span winch shipping binding device |
| CN104801822B (en) * | 2014-08-29 | 2017-03-08 | 中集集团集装箱控股有限公司 | Jointed board of container welding equipment and automatic soldering method |
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