CN104627318A - Deep-well pump installation method suitable for ballast tank coating protection requirements - Google Patents
Deep-well pump installation method suitable for ballast tank coating protection requirements Download PDFInfo
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- CN104627318A CN104627318A CN201410729828.0A CN201410729828A CN104627318A CN 104627318 A CN104627318 A CN 104627318A CN 201410729828 A CN201410729828 A CN 201410729828A CN 104627318 A CN104627318 A CN 104627318A
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Abstract
The invention discloses a deep-well pump installation method suitable for ballast tank coating protection requirements. The installation method comprises the steps that pre-installation of a bottom support (5) and middle supports (4) of equipment is conducted when a ship hull is sectioned; after the ship hull folds and enters the water, positioning installation of middle seat rings (3) and a deck seat ring (2) is conducted in sequence in a positioning mode from bottom to top through taking the installation position of the bottom support as a standard, and the middle seat rings are positioned on the middle supports and the bottom support; the installation of a deep-well pump (1) is conducted after the second step. By means of the deep-well pump installation method suitable for the ballast tank coating protection requirements, on the premise of guaranteeing the installation accuracy requirements of the deep-well pump, the construction procedures of the bottom support and the middle supports of the deep-well pump are effectively moved to the procedure before the ship hull folds and enters the water, the welding of the bottom support, the middle supports and the ship hull after the ship hull folds is avoided, and the influence of the damage on the ballast tank coating is reduced.
Description
Technical field
The present invention relates to marine technology field, more particularly, relate to the installation of boats and ships deep well pump.
Background technology
Under prior art, as illustrated in fig. 1 and 2, deep well pump 1 mounting process adopts with main deck seat ring 2 perforate coordinate as benchmark, laser alignment template is adopted to position from top to bottom, respectively installation is positioned to midship mounting and bottom support, midship mounting and bottom support all need the laser with the laser injection on the seat ring of specularly reflected deck, thus ensure levelness.Deck seat ring, midship mounting and lower support structure location and installation install deep well pump after ensureing setting accuracy again.Because deep well pump 1 setting accuracy requires high (normally the pump setting accuracy of 30 meters long requires 10 millimeters), the location of deck perforate, deck seat ring location and each layer supporting construction need large cabin and adjacent cabin build terminate after preferably after launching, hull structure is constructed after being deformed into stabilized conditions, ensures that in deep well pump mode of operation, precision meets the demands with this.Therefore, prior art, deep well pump installation method can destroy the coating of cargo hold and ballast tank, can not meet the requirement of ballast tank coating protection.After PSPC standard is enforced, the destruction of coating requires very strict, and the mounting process of prior art can not meet present requirement.In figure, deep well pump by the top of deck seat ring 2 fixed pump, by the middle seat ring 3 on midship mounting 4 and bottom support 5 by pump housing dynamic constrained in claimed range.
Sum up the above-mentioned problem introducing scheme, as follows
1. prior art, deep well pump installation phase is after ship body folding or lower water, and the installation of support and seat ring is also after ship body folding or lower water.
2. prior art, deep well pump installation method, owing to closing up the supporting welding in stage and supporting the coating that the back structures reinforcement that causes of bit errors can destroy ballast tank and cargo hold, can not meet the requirement of ballast tank coating protection specification.
After IMO ballast tank protective coat standard (PSPC) execution, in boats and ships and ocean engineering, use the occasion of deep well pump, traditional deep well pump installation method can destroy the coating of ballast tank in the installation process of deep well pump, affects the integraty of application.
Prior art, with main deck seat ring perforate coordinate for benchmark, adopts locate mode from top to bottom to install, and carries out short transverse location, level coordinates location and Level-adjusting to meeting equipment installation requirement successively to midship mounting and bottom support.The present invention is by first installing supporting base, benchmark is orientated as with bottom support, midship mounting is in place before segmentation application, the location of middle seat ring adopts laser alignment from bottom to top to close up the stage to join brill on midship mounting, the location of deck perforate and deck seat ring adopts the mode using laser alignment levelling from bottom to top, and midship mounting, deck perforate and deck seat ring take bottom support as a kind of mounting process that benchmark is located.
The deep well pump installation method that the present invention is suitable for the requirement of ballast tank coating protection can ensure under the prerequisite that deep well pump setting accuracy requires; effectively the working procedure of deep well pump supporting base (bottom support and midship mounting) is moved forward to before closing up lower water; with the welding of hull structure after avoiding closing up, reduce the impact on ballast tank breakdown of coating.
Summary of the invention
The invention provides the deep well pump installation method that one is suitable for ballast tank coating protection requirement (PSPC), under the requirement ensureing deep well pump setting accuracy, effectively can avoid the welding after closing up, reduce the impact on ballast tank breakdown of coating.
In order to achieve the above object, the invention provides a kind of deep well pump installation method being suitable for the requirement of ballast tank coating protection, comprise the steps:
S1, during body section (before closing up lower water) pre-installation device bottom support and midship mounting;
S2, under ship body folding after water, using the installation site of bottom support as benchmark, adopt locate mode from bottom to top to carry out the location and installation of middle seat ring and deck seat ring successively, described middle base circle is positioned in midship mounting and bottom support;
The installation of deep well pump is carried out after S3, step S2.
Under optimal way, in step S2, the location of described middle seat ring, the error existed in the height direction, adopts the spacer thickness between described midship mounting and described middle seat ring to adjust; Precision is guaranteed by on-the-spot bedding-in in position in the horizontal direction; The horizontal gradient error of described middle seat ring adopts the thickness difference of a few place's adjustment pads on described middle seat ring and described midship mounting bolt of rear end plate to meeting accuracy requirement.
In step S2, the installation of described middle seat ring, the error existed in the height direction, adopts the pad between midship mounting and middle seat ring to adjust; Installation site in the horizontal direction ensures to meet accuracy requirement by on-the-spot bedding-in; In the middle of the horizontal gradient error of middle seat ring adopts, seat ring and fixing four bolts of midship mounting increase and decrease pad to be adjusted to and to meet accuracy requirement.
Accompanying drawing explanation
Fig. 1 is the status architecture schematic diagram after deep well pump is installed.
Fig. 2 is the side-looking structural representation of state shown in Fig. 1.
Fig. 3 is the adjustment mode schematic diagram of the error that middle base delineation position exists in the height direction.
Fig. 4 is the adjustment mode schematic diagram of middle base delineation position horizontal gradient error.
Detailed description of the invention
A kind of deep well pump installation method being suitable for the requirement of ballast tank coating protection of the present invention, comprises the steps:
S1, during body section, (before closing up lower water) pre-installation device bottom supports 5 and midship mounting 4;
S2, under ship body folding after water, using the installation site of bottom support as benchmark, adopt locate mode from bottom to top to carry out the location and installation of middle seat ring 3 and deck seat ring 2 successively, described middle base circle is positioned in midship mounting and bottom support;
The installation of deep well pump 1 is carried out after S3, step S2.
Wherein, in step S2, as shown in Figures 3 and 4, the location and installation of described middle seat ring 3, the error existed in the height direction, adopts pad 13 thickness between described midship mounting 4 and described middle seat ring 3 to adjust; Precision is guaranteed by on-the-spot bedding-in in position in the horizontal direction; The horizontal gradient error of described middle seat ring 3 adopts the thickness difference of a few place's adjustment pads 13 on described middle seat ring 3 and described midship mounting 4 bolt of rear end plate to meeting accuracy requirement.In addition, above-mentioned levelness is the angle with horizontal surface; Height will meet equipment installation requirement, and two aspects all will meet.
The present invention is suitable for meeting the occasion that on the boats and ships of the ballast tank coating protection (PSPC) that IMO requires and platform, deep well pump is installed; be suitable for the deep well pump installation method of ballast tank coating protection requirement (PSPC); for protection ballast tank and adjacent cabin coating; deep well pump is under the requirement ensureing setting accuracy; do not destroy ballast tank coating, meet PSPC requirement.Bottom support uses template to carry out precise positioning according to installation coordinate before segmentation application, and levelness usage level instrument is levelling.
Midship mounting was in place in the segmentation stage, do not destroy ballast tank coating, the location of middle seat ring adopts laser alignment from bottom to top to close up the stage to join on midship mounting and bore to ensure setting accuracy, add the levelling levelness ensureing middle seat ring of adjustment pad level indicator.The location of deck seat ring adopts laser on main deck, to determine coordinate from bottom to top with the position of bottom support and template, and levelling with level indicator.Wherein, location and levelling be with deep well pump setting accuracy requirement for basic demand.
The deep well pump installation method that the present invention is suitable for ballast tank coating protection requirement (PSPC) can effectively reduce and avoid the internally coated destruction in cabin, can meet ballast tank coating protection standard-required in Naval Architecture and Ocean Engineering.
Because deep well pump is generally match with cargo hold length, often beyond 30 meters, operationally there is vibration in deep well pump, hull structure is subject to the impact of loading condition and external load and is out of shape, so, the setting accuracy of deep well pump requires high (about 10mm), otherwise can cause larger damage to deep well pump, affects it and normally works.
Be suitable for the deep well pump installation method that PSPC requires, for protecting the coating of ballast tank and adjacent cabin, the bottom support (fixed support and detachable bracket) of deep well pump requires to locate according to installation dimension and uses template to ensure installation level before segmentation application; Midship mounting requires location in the segmentation stage according to installation dimension; After segment folding or under hull after water, take bottom support as base point of installation, adopt laser to the projection of top, cabin, in main deck locating holes, and use frock accurately to locate top seat ring, ensure that setting accuracy is within 10mm, the levelness of the top of usage level instrument adjustment simultaneously seat ring meets the demands; After top seat ring is installed, with bottom support and template for benchmark carries out the installation of middle seat ring, in the middle of needing to ensure, seat ring setting accuracy is within 10mm, then joins brill to midship mounting, the adjustment of levelness can suitably adjust by Use Adjustment pad, to meet deep well pump job requirement.After deep well pump support location and installation completes, deep well pump entirety or segmentation are assembled section by section (requiring according to deep well pump) handling and be mounted to and require position, carry out fastening according to construction requirement, complete the installation of deep well pump.
Deep well pump installation for benchmark installs bottom support and bottom template, ensures installation level with level indicator with the bottom support elements of a fix; Midship mounting carries out setting height(from bottom) location with location dimension, and adopts level indicator to correct; Then laser centering template center is adopted to carry out laser alignment location from bottom to top; Adopt laser to carry out centralized positioning to main deck perforate and deck seat ring and top template and meet tolerance, and the laser adopting specularly reflected laser to launch meets the demands to adjust deck seat ring levelness; Then use using bottom template center as benchmark laser to carry out the installation of midship mounting and intermediate die plate, and use the laser of specularly reflected intermediate die plate, thus ensure levelness, and scene is carried out to midship mounting join brill.Template center's point and laser alignment center-point must meet installation requirement.When after all supports and seat ring installation, deep well pump is fallen from top from deck seat ring, adopt fastener to be fixed on the seat ring of deck by deep well pump.
The deep well pump installation method that the present invention is suitable for the requirement of ballast tank coating protection requires pre-installation device support pedestal during body section.
Under ship body folding after water, using the installation site of bottom support as benchmark, locate mode is from bottom to top adopted to carry out the location of middle seat ring and deck seat ring successively.The error that short transverse exists can adopt pad to adjust; The mode of the on-the-spot bedding-in of the laser positioning between the error seat circle that horizontal direction exists and support ensures setting accuracy requirement; In the middle of the horizontal gradient error of middle seat ring adopts, seat ring and fixing four bolts of midship mounting increase and decrease pad to be adjusted to and to meet accuracy requirement.
The above; be only the present invention's preferably detailed description of the invention; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (2)
1. be suitable for a deep well pump installation method for ballast tank coating protection requirement, it is characterized in that, comprise the steps:
S1, during body section pre-installation device bottom support (5) and midship mounting (4);
S2, under ship body folding after water, using the installation site of bottom support as benchmark, adopt locate mode from bottom to top to carry out the location of middle seat ring (3) and the installation of deck seat ring (2) successively, described middle seat ring (3) location and installation is on described midship mounting (4) and described bottom support (5);
The installation of deep well pump (1) is carried out after S3, step S2.
2. be suitable for the deep well pump installation method of ballast tank coating protection requirement according to claim 1, it is characterized in that, in step S2, the location of described middle seat ring (3), the error existed in the height direction, adopts pad (13) thickness between described midship mounting (4) and described middle seat ring (3) to adjust; Precision is guaranteed by on-the-spot bedding-in in position in the horizontal direction; The horizontal gradient error of described middle seat ring (3) adopts the thickness difference of several places' adjustment pad (13) on described middle seat ring (3) and described midship mounting (4) bolt of rear end plate to meeting accuracy requirement.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410729828.0A CN104627318B (en) | 2014-12-03 | 2014-12-03 | Deep-well pump installation method suitable for ballast tank coating protection requirements |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410729828.0A CN104627318B (en) | 2014-12-03 | 2014-12-03 | Deep-well pump installation method suitable for ballast tank coating protection requirements |
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| CN104627318A true CN104627318A (en) | 2015-05-20 |
| CN104627318B CN104627318B (en) | 2017-03-22 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105081772A (en) * | 2015-09-01 | 2015-11-25 | 中船黄埔文冲船舶有限公司 | Sectional installation method for methanol pumps |
| CN109131735A (en) * | 2018-09-17 | 2019-01-04 | 中船澄西船舶修造有限公司 | A kind of technique protection structure of ship stainless steel oil suction well |
| CN109131733A (en) * | 2018-09-17 | 2019-01-04 | 中船澄西船舶修造有限公司 | A kind of mounting process of chemical tanker liquid pump |
| CN110080974A (en) * | 2019-04-10 | 2019-08-02 | 江苏海通海洋工程装备有限公司 | A kind of test installation method of deep well pump |
| CN111661240A (en) * | 2020-05-26 | 2020-09-15 | 大连船舶重工集团有限公司 | Independent ballast tank with ballast pump cabin |
| CN114044108A (en) * | 2021-12-14 | 2022-02-15 | 武昌船舶重工集团有限公司 | Marine ballast pump positioning and mounting method |
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| CN201580535U (en) * | 2009-12-17 | 2010-09-15 | 扬帆集团股份有限公司 | Installing structure for liquid cargo pump of chemical cargo ship |
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| JP2004100618A (en) * | 2002-09-11 | 2004-04-02 | Shin Kurushima Dockyard Co Ltd | Cargo oil pump unit and its centering method |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105081772A (en) * | 2015-09-01 | 2015-11-25 | 中船黄埔文冲船舶有限公司 | Sectional installation method for methanol pumps |
| CN109131735A (en) * | 2018-09-17 | 2019-01-04 | 中船澄西船舶修造有限公司 | A kind of technique protection structure of ship stainless steel oil suction well |
| CN109131733A (en) * | 2018-09-17 | 2019-01-04 | 中船澄西船舶修造有限公司 | A kind of mounting process of chemical tanker liquid pump |
| CN110080974A (en) * | 2019-04-10 | 2019-08-02 | 江苏海通海洋工程装备有限公司 | A kind of test installation method of deep well pump |
| CN110080974B (en) * | 2019-04-10 | 2020-08-14 | 江苏海通海洋工程装备有限公司 | Testing and mounting method for deep-well pump |
| CN111661240A (en) * | 2020-05-26 | 2020-09-15 | 大连船舶重工集团有限公司 | Independent ballast tank with ballast pump cabin |
| CN114044108A (en) * | 2021-12-14 | 2022-02-15 | 武昌船舶重工集团有限公司 | Marine ballast pump positioning and mounting method |
| CN114044108B (en) * | 2021-12-14 | 2022-08-23 | 武昌船舶重工集团有限公司 | Marine ballast pump positioning and mounting method |
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| CN104627318B (en) | 2017-03-22 |
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