CN103925864A - Auxiliary tool for installation and positioning of ship ballast pipe system and installation and positioning method through auxiliary tool - Google Patents
Auxiliary tool for installation and positioning of ship ballast pipe system and installation and positioning method through auxiliary tool Download PDFInfo
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- CN103925864A CN103925864A CN201410095744.6A CN201410095744A CN103925864A CN 103925864 A CN103925864 A CN 103925864A CN 201410095744 A CN201410095744 A CN 201410095744A CN 103925864 A CN103925864 A CN 103925864A
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- backstay
- corner
- flange
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- messenger wire
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- Supports For Pipes And Cables (AREA)
Abstract
The invention provides an auxiliary tool for installation and positioning of a ship ballast pipe system. The auxiliary tool comprises a starting gear suspension wire rod, a corner locating rod and a stress protective barrel, wherein a suspension wire through hole is formed in the center of the starting gear suspension wire rod, a protruding shoulder is arranged on the middle section of the starting gear suspension wire rod, one end of the starting gear suspension wire rod serves as a measuring end, the other end of the starting gear suspension wire rod serves as a fixed end, a datum hole is formed in the center of the measuring end, a protruding shoulder is arranged on the middle section of the corner locating rod, one end of the corner locating rod serves as a measuring end, the other end of the corner locating rod serves as a fixed end, and a datum hole is formed in the center of the measuring end. The invention further provides an installation and positioning method through the auxiliary tool for installation and positioning of the ship ballast pipe system. According to the auxiliary tool for installation and positioning of the ship ballast pipe system and the installation and positioning method, ribs or reinforcing plates or large weld joints on the site are avoided, the needed sizes are directly measured, and the auxiliary tool has the advantages of being high in measurement accuracy, small in size, convenient to carry, capable of being recycled and low in cost.
Description
Technical field
The present invention relates to the installation field of locating technology of ballast for cruising piping, specifically a kind of installation positioning assisting tooling and installation and locating method thereof of ballast for cruising piping.
Background technology
Along with the extensive implementation of boats and ships PSPC standard and the technique of minimizing or cancellation adjustment pipe (gathering pipe) promote requirement, the advance fitting-out accuracy requirement of ballast for cruising piping is also more and more higher.The Mobil LNG series ballast for cruising piping of take is example, and it is built difficult point and can be summarized as following 3 points: first, require prepackage installment work to settle at one go, the later stage cannot be adjusted.Ballast pipe branch pipe wall adopts plastic-coated protection, and coating layer fusing point is very low, and hot worked adjustment and modification cannot be carried out to pipe in scene.Meanwhile, Mobil LNG ship is carried out PSPC standard, requires the crossing cabin outfititem of ballast tank to be all welded in place in the advance fitting-out stage, in total group stage, only carries out docking of ballast line house steward and crossing cabin arm, no longer carries out the fire operation in ballast tank region.The second, during prepackage, piping positioning difficulty is high.Because the glass reinforced plastic pipe house steward of ballast line should not be pre-buried in the segmentation stage, therefore the arm of piping and support outfititem do not have centering reference in kind when installing and check.The 3rd, the accuracy requirement that requires piping to install is high.When total group connects, between supervisor and arm, adjust pipe, butterfly valve is directly installed, valve two ends respectively with bolt to wearing connection, this piping installation accuracy to butterfly valve two ends requires all very high.Moreover, be connected with two sections of arms and a plurality of supports are installed on same ballast house steward, being responsible in last installation, belonging to the situation of " a branched fixed master ", the size that need to respectively manage Xi part is guaranteed simultaneously.Measuring accuracy when therefore, pipe advance fitting-out part is located has proposed very high requirement.
Yet the difficulty of measuring at the scene with existing conventional instrument is larger, caused to a certain extent pipe fittings to be difficult to install precisely, there is the situation of doing over again in a large number.The difficult point of in-site measurement comprises: 1. due to pipe hollow, location advance fitting-out arm flange center or bolt hole center are more difficult.2. there is multiple tracks rib, strengthen version or large weld seam in scene, need to measure piecemeal cumulatively during measurement, causes measuring cumulative errors larger.3. to the having relatively high expectations of the positioning precision of flange face corner and total pipe holder, but in-site measurement difficulty comparatively.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides a kind of installation positioning assisting tooling and installation and locating method thereof of ballast for cruising piping, can control the multinomial location dimension of a plurality of advance fitting-out arms well fast accurate, comprise: the corner size of opening a grade spacing dimension, arm height dimension, arm flange face between arm and flange broken face size, improved the positioning precision of arm advance fitting-out part, guaranteed that in follow-up work, main line can be installed and be connected smoothly with each arm.
Technical solution of the present invention is as follows:
An installation positioning assisting tooling for ballast for cruising piping, the end of this ballast pipe fittings has flange, has flange hole on flange, and its feature is, comprises out a grade messenger wire bar, corner backstay and stressed protection cylinder;
The described grade central authorities for messenger wire bar that open are provided with messenger wire through hole, and this is opened a grade stage casing for messenger wire bar and is provided with convex shoulder, described in to open a grade one end for messenger wire bar be measuring junction, the other end is stiff end, the center of this measuring junction is provided with datum hole,
The stage casing of described corner backstay is provided with convex shoulder, and one end of this corner backstay is measuring junction, and the other end is stiff end, and the center of this measuring junction is provided with datum hole;
The described grade length of messenger wire bar of opening is greater than hull stiffening plate outer, ballast pipe fittings to be measured place apart from the distance of ballast pipe fittings flange face to be measured.
The described maximum outside diameter of opening the stiff end of grade stiff end of messenger wire bar and described corner backstay all equates or is less than in 0.5 millimeter with the flange bolt hole internal diameter of ballast pipe fittings to be measured.
The internal diameter of described stressed protection cylinder is greater than respectively the described external diameter of opening grade external diameter of messenger wire bar measuring junction and described corner backstay measuring junction, and the convex shoulder external diameter of the convex shoulder external diameter of driving grade messenger wire bar described in being less than respectively and described corner backstay.
Utilize the installation positioning assisting tooling of described ballast for cruising piping that a method of locating is installed, its feature is, the method comprises the steps:
1. with level meter, measure respectively ballast pipe fittings to be measured, confirm that it puts in horizontality;
2. the measuring junction of driving grade messenger wire bar is inserted in a stressed protection cylinder;
3. the measuring junction of corner backstay is inserted in the stressed protection cylinder of another root;
4. under the protection of described stressed protection cylinder, the described grade messenger wire bar of opening is penetrated in the top flange hole of ballast pipe fittings flange to be measured, and by the messenger wire through hole weight of leaving behind;
5. under the protection of described stressed protection cylinder, described corner backstay is penetrated in the flange in the bottom hole of ballast pipe fittings flange to be measured;
6. according to the relative position check flange of described weight and corner backstay turn face angle and broken face situation, and adjust location, make weight point to the datum hole of described corner backstay;
For weight and corner backstay, form the poor X millimeter of relative position, the angle that need to turn over during adjustment
(α unit is °; β is that corner backstay place bolt hole center is to the line of flange center and the angle of pedal line; R is flange screw pitch radius, and unit is millimeter), as shown in Figure 4 (b).With Mobil/MOL LNG ship ballast pipe, be of a size of example, α ≈ 0.335X (°).
For weight and corner backstay, form the poor Y millimeter of relative position, the angle that need to turn over during adjustment
(θ unit is °; R is flange screw pitch radius, and unit is millimeter), as shown in Fig. 5 (b).What take Mobil/MOL LNG ship ballast pipe size is example, θ ≈ 0.073Y (°).
7. measure the datum hole of described corner backstay to the distance of segmentation bottom surface, control ballast pipe fittings height to be measured;
8. measure each ballast pipe fittings to be measured the above open a grade spacing for the datum hole of messenger wire bar, control grade size of opening of ballast pipe fittings to be measured.
Compared with prior art, the invention has the beneficial effects as follows:
(1) avoid on-the-spot each road rib, stiffening plate or large weld seam, directly measure required size;
(2) measuring accuracy is high;
(3) volume little, portable and can Reusability, cost is low.
Accompanying drawing explanation
Fig. 1 opens a grade structural representation for messenger wire bar in the installation positioning assisting tooling of ballast for cruising piping of the present invention.
Fig. 2 is the structural representation of corner backstay in the installation positioning assisting tooling of ballast for cruising piping of the present invention.
Fig. 3 is the structural representation of stressed protection cylinder in the installation positioning assisting tooling of ballast for cruising piping of the present invention.
Fig. 4 is that the present invention uses state front view, and the situation of corner (b) appears in the state that wherein (a) completes for angular rotation of flange adjustment for flange.
Fig. 5 is that the present invention uses side view of the state, and wherein (a) is the state that broken face adjustment completes, and (b) for flange, occurs the situation of broken face.
Fig. 6 is design load or the calculated value of ballast pipe fittings measurement point height.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in detail, the present embodiment is implemented take technical solution of the present invention under prerequisite, provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Refer to Fig. 1, Fig. 2 and Fig. 3, as shown in the figure, a kind of installation positioning assisting tooling of ballast for cruising piping, the end of this ballast pipe fittings has flange, has flange hole on flange, comprises out a grade messenger wire bar 1, corner backstay 2 and stressed protection cylinder 3;
The described grade central authorities for messenger wire bar 1 that open are provided with messenger wire through hole 4, and this is opened a grade stage casing for messenger wire bar 1 and is provided with convex shoulder 6, described in to open a grade one end for messenger wire bar 1 be measuring junction, the other end is stiff end, the center of this measuring junction is provided with datum hole 5;
The stage casing of described corner backstay 2 is provided with convex shoulder 7, and one end of this corner backstay 2 is measuring junction, and the other end is stiff end, and the center of this measuring junction is provided with datum hole 8.
The described grade length of messenger wire bar of opening is greater than hull stiffening plate outer, ballast pipe fittings to be measured place apart from the distance of ballast pipe fittings flange face to be measured.
The described maximum outside diameter of opening the stiff end of grade stiff end of messenger wire bar 1 and described corner backstay 2 all equates or is less than in 0.5 millimeter with the flange bolt hole internal diameter of ballast pipe fittings to be measured.
The internal diameter of described stressed protection cylinder 3 is greater than respectively the described external diameter of opening grade external diameter of messenger wire bar 1 measuring junction and described corner backstay 2 measuring junctions, and the convex shoulder external diameter of the convex shoulder external diameter of driving grade messenger wire bar 1 described in being less than respectively and described corner backstay 2.
Utilize the installation positioning assisting tooling of described ballast for cruising piping that a method of locating is installed, the method comprises the steps:
1. with level meter, measure respectively ballast pipe fittings to be measured, confirm that it puts in horizontality;
2. the measuring junction of driving grade messenger wire bar 1 is inserted in a stressed protection cylinder 3;
3. the measuring junction of corner backstay 2 is inserted in the stressed protection cylinder 3 of another root;
4. under the protection of described stressed protection cylinder, the described grade messenger wire bar of opening is penetrated in the top flange hole of ballast pipe fittings flange to be measured, and by the messenger wire through hole weight of leaving behind;
5. under the protection of described stressed protection cylinder, described corner backstay is penetrated in the flange in the bottom hole of ballast pipe fittings flange to be measured;
6. according to the relative position check flange of described weight and corner backstay turn face angle and broken face situation, and adjust location, make weight point to the datum hole of described corner backstay;
For weight and corner backstay, form the poor X millimeter of relative position, the angle that need to turn over during adjustment
(α unit is °; β is that corner backstay place bolt hole center is to the line of flange center and the angle of pedal line; R is flange screw pitch radius, and unit is millimeter), as shown in Figure 4 (b).With Mobil/MOL LNG ship ballast pipe, be of a size of example, α ≈ 0.335X (°).
For weight and corner backstay, form the poor Y millimeter of relative position, the angle that need to turn over during adjustment
(θ unit is °; R is flange screw pitch radius, and unit is millimeter), as shown in Fig. 5 (b).What take Mobil/MOL LNG ship ballast pipe size is example, θ ≈ 0.073Y (°).
7. according to design or calculated value, measure the datum hole of described corner backstay to the distance of segmentation bottom surface, control ballast pipe fittings height to be measured, referring to Fig. 6;
8. measure each ballast pipe fittings to be measured the above open a grade spacing for the datum hole of messenger wire bar, control grade size of opening of ballast pipe fittings to be measured.
Claims (6)
1. an installation positioning assisting tooling for ballast for cruising piping, the end of this ballast pipe fittings has flange, has flange hole on flange, it is characterized in that, comprises out a grade messenger wire bar (1), corner backstay (2) and stressed protection cylinder (3);
The described grade central authorities for messenger wire bar (1) that open are provided with messenger wire through hole (4), this is opened a grade stage casing for messenger wire bar (1) and is provided with convex shoulder (6), described to open a grade one end for messenger wire bar (1) be measuring junction, and the other end is stiff end, and the center of this measuring junction is provided with datum hole (5);
The stage casing of described corner backstay (2) is provided with convex shoulder (7), and one end of this corner backstay (2) is measuring junction, and the other end is stiff end, and the center of this measuring junction is provided with datum hole (8).
2. the installation positioning assisting tooling of ballast for cruising piping according to claim 1, is characterized in that, the described grade length of messenger wire bar of opening is greater than hull stiffening plate outer, ballast pipe fittings to be measured place apart from the distance of ballast pipe fittings flange face to be measured.
3. the installation positioning assisting tooling of ballast for cruising piping according to claim 1, it is characterized in that, the described maximum outside diameter of opening the stiff end of grade stiff end of messenger wire bar (1) and described corner backstay (2) all equates or is less than in 0.5 millimeter with the flange bolt hole internal diameter of ballast pipe fittings to be measured.
4. the installation positioning assisting tooling of ballast for cruising piping according to claim 1; it is characterized in that; the internal diameter of described stressed protection cylinder (3) is greater than respectively the described external diameter of opening grade external diameter of messenger wire bar (1) measuring junction and described corner backstay (2) measuring junction, and the convex shoulder external diameter of driving grade convex shoulder external diameter of messenger wire bar (1) and described corner backstay (2) described in being less than respectively.
5. utilize the installation positioning assisting tooling of the ballast for cruising piping described in claim 1 that a method for location is installed, it is characterized in that, the method comprises the steps:
1. with level meter, measure respectively ballast pipe fittings to be measured, confirm that it puts in horizontality;
2. the measuring junction that will drive grade messenger wire bar (1) inserts in a stressed protection cylinder (3);
3. the measuring junction of corner backstay (2) is inserted in the stressed protection cylinder of another root (3);
4. under the protection of described stressed protection cylinder, the described grade messenger wire bar of opening is penetrated in the top flange hole of ballast pipe fittings flange to be measured, and by the messenger wire through hole weight of leaving behind;
5. under the protection of described stressed protection cylinder, described corner backstay is penetrated in the flange in the bottom hole of ballast pipe fittings flange to be measured;
6. according to the relative position of described weight and corner backstay, check flange turn face angle and broken face situation, and adjust location, make weight point to the datum hole of described corner backstay;
7. measure the datum hole of described corner backstay to the distance of segmentation bottom surface, control ballast pipe fittings height to be measured;
8. measure each ballast pipe fittings to be measured the above open a grade spacing for the datum hole of messenger wire bar,
Control grade size of opening of ballast pipe fittings to be measured.
6. the method for installation according to claim 5 location, is characterized in that, it is as follows that 6. described step adjusts the concrete grammar of location:
For weight and corner backstay, form the poor X millimeter of relative position, during adjustment, need to turn over α degree, formula is as follows:
Wherein, β is that corner backstay place bolt hole center is to the line of flange center and the angle of pedal line; R is flange screw pitch radius, and unit is millimeter;
For weight and corner backstay, form the poor Y millimeter of relative position, during adjustment, need to turn over θ degree, formula is as follows:
Wherein, R is flange screw pitch radius, and unit is millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410095744.6A CN103925864B (en) | 2014-03-14 | 2014-03-14 | Utilize ballast for cruising piping installs the method that positioning assisting tooling carries out installing location |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410095744.6A CN103925864B (en) | 2014-03-14 | 2014-03-14 | Utilize ballast for cruising piping installs the method that positioning assisting tooling carries out installing location |
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| CN103925864A true CN103925864A (en) | 2014-07-16 |
| CN103925864B CN103925864B (en) | 2016-09-14 |
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| CN201410095744.6A Active CN103925864B (en) | 2014-03-14 | 2014-03-14 | Utilize ballast for cruising piping installs the method that positioning assisting tooling carries out installing location |
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Cited By (4)
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| CN105299005A (en) * | 2015-11-09 | 2016-02-03 | 河南平高电气股份有限公司 | Flange alignment assembling method and alignment assembling position degree gauge for implementing flange alignment assembling method |
| CN110170813A (en) * | 2019-06-24 | 2019-08-27 | 大连中远海运川崎船舶工程有限公司 | Auxiliary fixture is used in a kind of pipeline branch tube and main pipe assembly |
| CN112325059A (en) * | 2020-09-22 | 2021-02-05 | 沪东中华造船(集团)有限公司 | Laser transmitter fixing method in ship construction |
| CN114179994A (en) * | 2021-11-08 | 2022-03-15 | 上海江南长兴造船有限责任公司 | Ship building piping installation precision control method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299005A (en) * | 2015-11-09 | 2016-02-03 | 河南平高电气股份有限公司 | Flange alignment assembling method and alignment assembling position degree gauge for implementing flange alignment assembling method |
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| CN112325059B (en) * | 2020-09-22 | 2022-08-02 | 沪东中华造船(集团)有限公司 | Laser transmitter fixing method in ship construction |
| CN114179994A (en) * | 2021-11-08 | 2022-03-15 | 上海江南长兴造船有限责任公司 | Ship building piping installation precision control method |
| CN114179994B (en) * | 2021-11-08 | 2023-12-26 | 上海江南长兴造船有限责任公司 | Ship building piping installation accuracy control method |
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