CN101797954B - Method for mounting container hatch cover - Google Patents
Method for mounting container hatch cover Download PDFInfo
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- CN101797954B CN101797954B CN201010133958XA CN201010133958A CN101797954B CN 101797954 B CN101797954 B CN 101797954B CN 201010133958X A CN201010133958X A CN 201010133958XA CN 201010133958 A CN201010133958 A CN 201010133958A CN 101797954 B CN101797954 B CN 101797954B
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- hatch cover
- container
- cover
- hatch
- plate
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Abstract
The invention discloses a method for mounting a container hatch cover, comprising the following steps: a, preparing before mounting the container hatch cover; b, adjusting the container hatch cover to make the container hatch cover horizontal; c, assembling the triangle blocks among transverse cover plates; d, positioning container columns for a board-side deck; e, checking the container hatch cover and the pre-positioning of accessories; f, mounting and fixing in such a way of cutting positioning pin holes, mounting stainless steel compressing flat bars, supporting block adjusting plates, adjusting sheet plats and the triangle blocks among the transverse cover plates and welding the accessories; g, rechecking the container hatch cover and the pre-positioning of the accessories; h drawinglines to determine the mounting positions of container pins on container columns, chutes and tensioning hole plates, and mounting the container pins, the chutes and the tensioning hole plates; i, embedding sealing rubber strips on the stainless steel compressing flat bars and the triangle blocks after finishing mounting the container pins, the chutes and the tensioning hole plates; and j, doing sealing experiment. The invention overcomes the influence from the top plate evenness, the large-opening length, the width and the tetragonal deviation when a container hatch coaming is folded by section, thereby greatly improving the container hatch cover mounting precision and ensuring the container hatch sealing performance, the normal stacking of containers on the container hatch cover and the safety and the reliability of the whole container hatch cover during navigation.
Description
Technical field
The present invention relates to the installation method of kit in the shipbuilding industry, especially relate to the installation method of container hatch cover.
Background technology
Container hatch cover is arranged on the sealing arrangement of cargo hatch; It is very important goods channel unit on the ship; Play the effect of closing cargo hold; Hatch cover should guarantee that wave and rainwater do not invade the freight container that cargo hold also will be carried on its surface shipment, so will have certain water tightness and impregnability.Modern ships is generally all used the hatch cover of weather tightness formula, and common ground promptly all is the cover plate of steel, has notch at the periphery of cover plate, and the rubber bedding and padding are housed in notch.When batten down, the rubber bedding and padding of hatchway cover directly are pressed on the upper limb of hatch coaming, and hatchway cover is compressed keep the wind and rain sealing with being contained in around the hatch clip bolt on the coaming plate.
General box ship all has several cargo holds, and each cargo hold has a hatch cover that is used to seal cargo hatch at least.Members such as branch gap triangle keep plate between drafting apparatus, anchor plate device, rubber bumper, cross spacing piece (or bidirectionally limited), twistlock formula compactor, two-way locating dowel pin and hatchcover and hatchcover are arranged on each cargo hold hatchcover.The hatchcover overall dimensions is big and weight is bigger; And there are top board planeness, big opening length, width, tetragonality deviation behind the hatch coaming segment folding; This requirement to lifting and setting accuracy is very high; The critical process of line and setting accuracy was started with when collateral security hatch cover of the present invention was installed, and had proposed actv. mounting process scheme, for the installation of like product hatch cover later on provides significant reference.
Summary of the invention
Technical matters to be solved by this invention is to the state of the art, and a kind of installation method of container hatch cover is provided, and setting accuracy is high, the normal stacking of freight container on the leak tightness of assurance cargo hatch and the hatch cover.
The present invention solves the problems of the technologies described above the technical scheme that is adopted to be: a kind of installation method of container hatch cover may further comprise the steps:
Prepare in advance before a, the installation;
B, adjustment hatch cover level;
Corner block between c, the horizontal cover plate of assembly unit, line and pre-determined bit;
D, the box column of harbor deck is positioned;
The pre-determined bit of e, check hatch cover and annex;
F, install and fix: the perforate of cutting locating dowel pin, corrosion-resistant steel is installed is compressed band steel, anchor plate regulating plate, regulate the corner block between thin plate and horizontal cover plate, welded attachment;
G, check hatch cover and pre-determined bit once more;
H, carry out limit mounting and to the installation of ruling of the container pin on the box column, chute and tension eye plate installation site;
Compressing band steel and corner block place setting-in leak free rubber bar after i, the installation;
J, leak test.
As improvement, prepare in advance before the said installation to comprise hatch cover is checked, finish the hatch line of centers, be ready to the annex material, and the welding of colligation bridge location is pieced together in the cooresponding front and back two of hatch cover.
As improvement, said annex material comprises stainless steel sheet, regulates backing plate, anchor plate device, limiting stopper, twistlock formula compactor, two-way locating dowel pin and compresses band iron.
As improvement, said adjustment hatch cover level is meant levelness and the level attitude with oil pump adjustment hatch cover, make hatch cover line of centers and hull centerline error be controlled at ± 10mm in, the hatch cover spacing is 30mm ± 5mm.
As improvement, said line concrete steps comprise: mark line of centers on the corner block; Mark the opening of locating dowel pin; Mark the location dimension of limiting device and guide piece; The position of back-up block device; The position location of twistlock formula compactor.
As improvement, the pre-determined bit of said check hatch cover and annex is meant that hatch cover is put down check hatch cover and all hatch cover annex pre-determined bit to be consistent, after the inspection with the hatch cover original position of slinging.
Improve, said welded attachment is meant hatch coaming that welding is all and the good annex of pre-determined bit on the colligation bridge again, comprises limiting stopper, only jumps device, guide piece, stop pin and anchor plate.
Improve again, said check hatch cover and pre-determined bit to be meant once more for the second time to put down hatch cover test, be consistent with pre-determined bit, assurance hatch cover and stop lock ring deviation are less than 2mm; Only jump the device centre deviation less than 2mm; Limiting stopper gap on limiting device and the hatch cover is not more than 1mm.
At last, said leak test comprises:
The test of a, white powder: hatchcover is installed basic the completion at real ship, and rubber bar setting-in carries out after finishing, and coats white powder on the band steel compressing; Close after cover plate buckles compactor, open cover plate again, inspection white powder seal; Defectives such as it is not wide to find that powder is printed on, and is interrupted, fuzzy; Should repair or adjust the rubber bar and compress band steel, until satisfaction;
B, hose test, the inspection leak tightness.
Compared with prior art, the invention has the advantages that: before hatch cover is installed, prepare to install line, install to operation such as fixing, limit mounting is carried out the cargo hold tightness test at last again, make the error＜1mm of hatch cover and pre-determined bit; On the hatch coaming only jump on device and the hatch cover only jump tile height poor≤3mm; Limiting stopper gap on limiting device and the hatch cover is not more than 1mm; The gap maximum of hatchcover and back-up block is no more than 2mm; There are top board planeness, the influence of opening length, width, tetragonality deviation greatly after having overcome the hatch coaming segment folding; The setting accuracy of hatch cover is improved greatly, guaranteed the leak tightness of cargo hatch, normal stacking and the whole hatch cover that guarantees freight container on the hatch cover simultaneously safe, reliable in underway.
The specific embodiment
Below in conjunction with embodiment the present invention is described in further detail.
The installation method of present embodiment comprises the steps: a, preceding preparation in advance is installed; B, adjustment hatch cover level; Corner block between c, the horizontal cover plate of assembly unit, line and pre-determined bit; D, the box column of harbor deck is positioned; The pre-determined bit of e, check hatch cover and annex; F, the perforate of cutting locating dowel pin are installed corrosion-resistant steel and are compressed band steel, anchor plate regulating plate, regulate the corner block between thin plate and horizontal cover plate; G, welded attachment; H, check hatch cover and pre-determined bit once more; The installation of ruling of i, container pin, chute and tension eye plate installation site on the box column; J, put down hatch cover, compressing band steel and corner block place setting-in leak free rubber bar; K, tightness test.
Prepare in advance before the said installation to comprise hatch cover is checked, finish the hatch line of centers, be ready to the annex material, and the welding of colligation bridge location is pieced together in the cooresponding front and back two of hatch cover.Said annex material comprises stainless steel sheet, regulates backing plate, anchor plate device, limiting stopper, twistlock formula compactor, two-way locating dowel pin and compresses band iron.
Said adjustment hatch cover level is meant levelness and the level attitude with oil pump adjustment hatch cover, make hatch cover line of centers and hull centerline error be controlled at ± 10mm in, the hatch cover spacing is 30mm ± 5mm.
Said line specifically comprises: mark line of centers on the corner block; Mark the opening of flush type locating dowel pin; Mark the location dimension of limiting device and guide piece; The position of back-up block device; The position location of twistlock formula compactor.
As improvement, the pre-determined bit of said check hatch cover and annex is meant that hatch cover is put down check hatch cover and all hatch cover annex pre-determined bit to be consistent, after the inspection with the hatch cover original position of slinging.
Improve, said welded attachment is meant the good annex of pre-determined bit on hatch coaming that welding is all and the colligation bridge again, specifically comprises limiting stopper, only jumps device, guide piece, stop pin and anchor plate
Improve again, said check hatch cover and pre-determined bit to be meant once more for the second time to put down hatch cover test, be consistent with pre-determined bit, assurance hatch cover and stop lock ring deviation are less than 2mm; Only jump the device centre deviation less than 2mm; Limiting stopper gap on limiting device and the hatch cover is not more than 1mm.
At last, said leak test comprises:
The test of a, white powder: hatchcover is installed basic the completion at real ship, and rubber bar setting-in carries out after finishing, and coats white powder on the band steel compressing; Close after cover plate buckles compactor, open cover plate again, inspection white powder seal; Defectives such as it is not wide to find that powder is printed on, and is interrupted, fuzzy; Should repair or adjust the rubber bar and compress band steel, until satisfaction;
B, hose test, the inspection leak tightness.
Below the present invention is described further:
One, hatch cover is installed the precision control requirement to the hatch coaming structure:
Hatch coaming closes up, adorns the accuracy standard after weldering is corrected,
Length, width error should≤± 10mm, the hatch coaming opening Diagonal Dimension in whole cabin should≤± 10mm;
Top panel integral planar degree error should≤± 3mm, the whole straightness error of coaming plate should≤5mm;
3. long planeness (end, the side panel) error of any 1m is answered≤2mm, and hatch panel four angle plane degree errors are answered≤4mm;
The horizontal hatch of whole piece ship surround separation section line of centers should be at ± 10mm.
Two, dead work before hatch cover is installed:
1. by building berth line group, installation personnel and quality inspection place the planeness and the line of centers equidimension of each hatch coaming are carried out repetition measurement, will in time propose rectification to the relatively poor position of size by the repetition measurement result.Carry out signs such as hatch line of centers after the school inspection is qualified.
2. provide by the hatch cover manufacturer, the finish size of survey room flap strictly according to the facts before hatch cover hangs total group of moulding bed is checked its finish size by installation personnel and quality inspection place.
3. whether in transportation, lifting, stacking process, have or not damage by installation personnel and quality inspection place inspection hatch cover, arrange rectification, please repair by drawing or under technical personnel instructs if there is damage please reach Times Production Management Section.(particularly important component such as rubber bumper, back-up block)
Stainless steel sheet, regulate backing plate, anchor plate device, limiting stopper, twistlock formula compactor, two-way locating dowel pin, to compress hatchcover annex material such as band iron ready.
By building berth line group, installation personnel according to colligation bridge installing and locating size; Reach the hatchcover finish size after checking marks colligation bridge, hatchcover on hatch coaming position location; And set interim back-up block (every hatchcover 4 or 6 interim back-up blocks of hatchcover; The requirement for height of back-up block is equally high, and accuracy requirement is the same, highly by on-the-spot fixed).
6. the end of colligation bridge tack welding is pieced together in the cooresponding front and back two of hatchcover, and eye thimble removes with the reinforcement channel-section steel and melt is put down.
7. dismounting safety rail, and melt is equalled something that gives the game away.Whether inspection has influences such as cool air hose, cable to cover the factor of hatchcover and eliminating in time.
Three, hatch cover installation steps and requirement:
1. ship time will have the assembler to cooperate on the hatchcover, and laterally hatch is placed the little hatchcover of high pin and will be closed and prevent to break.
2. close down in building berth line assembly, with the levelness and the level attitude of oil pump adjustment hatch cover.Make hatchcover line of centers and hull centerline error be controlled at ± 10mm in, the hatchcover spacing is 30mm, and will note the spacing and the error of the colligation bridge hatchcover orienting lug of hatchcover sideline and top.Notice that each colligation bridge has different requirement.
3. measure corner block between horizontal cover plate, and assembly unit.When measuring, on the hatch coaming panel, mark the line of centers of corner block and strike kind dotting punch, also should on corner block, mark line of centers during assembly unit.
4. mark the opening of flush type locating dowel pin, bore size is theoretical φ 230mm.Note vertical and horizontal accuracy requirement.
5. on the hatch coaming panel, mark bidirectionally limited device and cross spacing device, the location dimension of guide piece is answered strict control gap size, notes the precision of various limiting devices and guide piece and the demands of different in each cabin.
6. around hatch, mark position horizontal, the longitudinal ligament piece, the thickness of measuring the hatchcover back-up block also writes down combined data, requires every back-up block will survey four height of four jiaos.Confirm, adjust the thickness of back-up block according to the survey data.All anchor plates and hatch coaming supporting place must guarantee excellent contact, and the anchor plate area of contact is no less than 50%, and the gap of contact portion must be less than 2mm.Contact area can not be passed through by the thick ruler card of 0.2mm.
7. every actual gap at a distance from 500mm measurement hatchcover and hatch coaming panel, and record confirm that each position compresses the thickness of band iron.
8. on the hatch coaming panel, mark the position location of twistlock formula compactor, reach gap up and down around the strict control, guarantee when cover plate hangs with easy access.
9. position according to the position of the container pin on the hatch cover box column harbor deck.
10. whether hatch cover is put down the check hatchcover for the first time is consistent with all hatchcover annex pre-determined bit.
After the inspection with the hatch cover original position of slinging.
11. the perforate of cutting locating dowel pin, the cutting edge squareness should be in 1mm, and transcerse bulkhead wallboard and reinforcement cut according to locating dowel pin, and confirm according to the height of hatchcover locating dowel pin perforate whether locating dowel pin need add compound plate and raise.
12. the corrosion-resistant steel after on the hatch coaming panel processing being installed compresses band steel, anchor plate regulating plate and regulates thin plate.
13. laterally aboard ship install after the corner block welding polishing fairing between cover plate, will notice during installation that the line of centers of corner block aims at the previous line of centers of indicating at the hatch coaming panel.
14. weld the annex on all hatch coamings and the colligation bridge, specifically comprise limiting stopper, only jump device, members such as guiding regulating block, stop pin and anchor plate etc.
15. inspection annex weld defect is also repaired, start plate etc. of hatch coaming panel cuts off and polishes.
16. whether hatch cover is put down the check hatchcover for the second time consistent with pre-determined bit; And guarantee that hatch cover and stop lock ring deviation are less than 2mm; Only jump the device centre deviation less than 2mm; Limiting stopper gap on limiting device and the hatch cover is not more than 1mm;
17. cooperate four jiaos of level heights of survey room flap down at crane, the interior adjusting pad of adjustment anchor plate eye groove makes hatch cover return to the state of original pre-determined bit, error＜1mm; On the hatch coaming only jump on device and the hatch cover only jump tile height poor＜=3mm;
18. survey room flap hatch coaming gap is calculated and is compressed band steel and the corner block place rubber amount of being pressed into, and defective is adjusted, reprocessed;
19. guarantee the upper surfaces level of container pin by laser, to the installation of ruling of the container pin on the box column, chute and tension eye plate installation site.
20. the inspection limiting stopper, only jump the reverse reinforcement of device, guiding regulating block, stop pin and anchor plate etc., what dislocation was arranged will mend dress.
21. submit to the shipowner.
Four, test
1. support the packaged area of contact that the mode of using clearance gauge or being coated with blue oil in the back is checked anchor plate that welds.Should regulate if any what do not meet the demands.
2. hatchcover is installed basic the completion at real ship, after rubber bar setting-in finishes, should do the white powder test earlier; Promptly on tight band steel, coat white powder, closing after cover plate buckles compactor, opening cover plate again; Inspection white powder seal, it is not wide to find that powder is printed on, and is interrupted; Defective such as fuzzy should repair or adjust the rubber bar and compress band steel, until satisfaction.
3. do hose test on request.
4. the hatchcover steel structure is made last exterior check, distortion and welding damage that welding causes partly should give repairing, and the polishing japanning.
Five, attention problem:
1, welding of high strength steel zone and repairing want strictness to be undertaken by working specification.
2, box column location must be according to hatch coaming horizontal surface location, and tack welding after the cutting surplus is treated that hatch cover is gone on board to transfer box column position and final electric welding to finish again behind the level-off.
Don't fail to measure the thickness and the record of four jiaos of every back-up blocks when 3, measuring back-up block thickness, adjust, the phenomenon that contacts with the hatch cover part with the back-up block of avoiding occurring causing because of hatch coaming panel injustice at the back-up block contrast record of going on board when installing.
4, the measurement of corner block and location are the difficult points that hatch cover is installed, and must on around corner block and the hatch, mark every line of centers when measurement and assembly unit.
5, the tolerance clearance of hatch cover and colligation bridge is to guarantee the smooth in the future necessary condition up and down of hatchcover; To guarantee the squareness of guidepost during colligation bridge location; Must check during ship positionning for the first time and the tolerance clearance of colligation bridge at hatchcover, confirm that back colligation bridge could final welding.
Claims (8)
1. the installation method of a container hatch cover is characterized in that may further comprise the steps:
Prepare in advance before a, the installation;
B, adjustment hatch cover level;
Corner block between c, the horizontal cover plate of assembly unit, line and pre-determined bit;
D, the box column of harbor deck is positioned;
The pre-determined bit of e, check hatch cover and annex;
F, install and fix: the perforate of cutting locating dowel pin, corrosion-resistant steel is installed is compressed band steel, anchor plate regulating plate, regulate the corner block between thin plate and horizontal cover plate, welded attachment;
G, check hatch cover and pre-determined bit once more;
H, carry out limit mounting: to the installation of ruling of the container pin on the box column, chute and tension eye plate installation site;
Compressing band steel and corner block place setting-in leak free rubber bar after i, the installation;
J, leak test.
2. installation method according to claim 1 is characterized in that: prepare in advance before the said installation to comprise hatch cover is checked, finish the hatch line of centers, be ready to the annex material, and the welding of colligation bridge location is pieced together in the cooresponding front and back two of hatch cover; Said annex material comprises stainless steel sheet, regulates backing plate, anchor plate device, limiting stopper, twistlock formula compactor, two-way locating dowel pin and compresses band iron.
3. installation method according to claim 1 and 2; It is characterized in that: said adjustment hatch cover level is meant levelness and the level attitude with oil pump adjustment hatch cover; Make hatch cover line of centers and hull centerline error be controlled at ± 10mm in, the hatch cover spacing is 30mm ± 5mm.
4. installation method according to claim 1 and 2 is characterized in that: said line concrete steps comprise: mark line of centers on the corner block; Mark the opening of locating dowel pin; Mark the location dimension of limiting device and guide piece; The position of back-up block device; The position location of twistlock formula compactor.
5. installation method according to claim 1 and 2 is characterized in that: the pre-determined bit of said check hatch cover and annex is meant that hatch cover is put down check hatch cover and all hatch cover annex pre-determined bit to be consistent, after the inspection with the hatch cover original position of slinging.
6. installation method according to claim 1 is characterized in that: said welded attachment is meant all hatch coaming of welding and the good annex of pre-determined bit on the colligation bridge, specifically comprises limiting stopper, only jumps device, guide piece, stop pin and anchor plate.
7. installation method according to claim 6 is characterized in that: said check hatch cover and pre-determined bit to be meant once more for the second time to put down hatch cover test, be consistent with pre-determined bit, guarantee that hatch cover and stop lock ring deviation are less than 2mm; Only jump the device centre deviation less than 2mm; Limiting stopper gap on limiting device and the hatch cover is not more than 1mm.
8. installation method according to claim 1 and 2 is characterized in that: said leak test comprises:
The test of a, white powder: hatchcover is installed basic the completion at real ship, and rubber bar setting-in carries out after finishing, and coats white powder on the band steel compressing; Close after cover plate buckles compactor, open cover plate again, inspection white powder seal; Defectives such as it is not wide to find that powder is printed on, and is interrupted, fuzzy; Should repair or adjust the rubber bar and compress band steel, until satisfaction;
B, hose test, the inspection leak tightness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010133958XA CN101797954B (en) | 2010-03-29 | 2010-03-29 | Method for mounting container hatch cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010133958XA CN101797954B (en) | 2010-03-29 | 2010-03-29 | Method for mounting container hatch cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101797954A CN101797954A (en) | 2010-08-11 |
| CN101797954B true CN101797954B (en) | 2012-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010133958XA Expired - Fee Related CN101797954B (en) | 2010-03-29 | 2010-03-29 | Method for mounting container hatch cover |
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| CN (1) | CN101797954B (en) |
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| CN115195968B (en) * | 2022-07-15 | 2024-04-19 | 中船澄西扬州船舶有限公司 | Mounting method for aligning and reverse reinforcement of hinge at end of folding hatch cover and oil cylinder base |
| CN115123487B (en) * | 2022-07-25 | 2023-07-18 | 广州黄船海洋工程有限公司 | Method for controlling and installing translational hatch cover and hatch coaming integrated hoisting deformation of bulk cargo ship |
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| CN101797954A (en) | 2010-08-11 |
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