CN105149881A - Pairing method of jointed storage tank - Google Patents
Pairing method of jointed storage tank Download PDFInfo
- Publication number
- CN105149881A CN105149881A CN201510597817.6A CN201510597817A CN105149881A CN 105149881 A CN105149881 A CN 105149881A CN 201510597817 A CN201510597817 A CN 201510597817A CN 105149881 A CN105149881 A CN 105149881A
- Authority
- CN
- China
- Prior art keywords
- type
- clapboard
- pieces
- coverboard
- open side
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
Abstract
The invention provides a pairing method of a jointed storage tank. The method comprises the following steps: (A) manufacturing a tank body in different sections: dividing the jointed storage tank into a left end part, a right end part and a plurality of middle tank bodies, and respectively manufacturing constituent parts of the left end part, the right end part and the plurality of middle tank bodies; (B) welding the tank body in different sections: welding and forming the constituent parts of the left end part and right end part in the vertical direction, welding and forming the constituent parts of the plurality of middle tank bodies in the vertical direction, and welding the plurality of middle tank bodies in a pairing manner in the horizontal direction to form a middle part; and (C) welding and forming the tank body: welding the opening side of the left end part and the opening side of one end of the middle part in a pairing manner in the horizontal direction, and welding the opening side of the right end part and the opening side of the other end of the middle part in a pairing manner. By adopting the pairing method, the difficulty for pairing the tank body is reduced, and the manufacturing quality of the jointed storage tank is improved.
Description
Technical field
The invention belongs to the technical field of conjoined tank battery to welding fabrication, particularly relate to a kind of group of conjoined storage tank to method.
Background technology
Conjoined storage tank refers to and intersects by two or more cylindrical tank tank bodies the LNG cargo ship storage tank be welded, and when making shipping, flask volume maximizes, and is used for the compressed liquefied gas products such as accumulating LNG.Conjoined storage tank common at present has two cylinder type and three cylinder types two kinds, and such storage tank is formed by the welding of polylith shell plates, and separate unit tank volume is about 5000 ~ 15000m
3.Because such storage tank bears internal pressure, require higher to the precision of tank assembling with control welding deformation amount, effective method in building course, must be adopted to control its size and quality.
Traditional conjoined storage tank is that a kind of group of mold that adopts is to method, the method needs to make with tank body axial equal length, the group of iso-curvature is to mold, during tank body group pair, the shell plates of storage tank Lower Half is laid in inside mold and by its spot welding and becomes overall, after shell plates spot welding is fixed-type, inner full hall scaffold is set up on surface thereon, by jig, the storage tank bottom shelf half plate that the shell plates of the storage tank drum first half is fixing with spot welding is connected, group between the curvature of adjustment housing and shell plates is to gap, corner angle amount and unfitness of butt joint by storage tank drum welding fabrication, finally by the end socket at cylindrical shell two ends and storage tank drum along horizontal axis group to closing up and welding.Complex procedures, difficulty of construction is large.
Summary of the invention
Technical problem to be solved by this invention is for above-mentioned Problems existing, provides a kind of group of conjoined storage tank to method, simplifies working procedure, improves the assembled quality of storage tank.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of group of conjoined storage tank, to method, is characterized in that, comprises the steps:
A) tank body sectional making, conjoined storage tank is divided into tank bodies in the middle of left part, right part and several sections, makes the building block of tank bodies in the middle of described left part, right part and several sections respectively;
B) tank body segmentation welding, the building block of described left part is shaping in vertical direction welding, the building block of described right part is at vertical direction welding fabrication, the building block of tank bodies is respectively at vertical direction welding fabrication in the middle of several sections, and by tank bodies in the middle of several sections in the horizontal direction welding be connected to form pars intermedia;
C) tank body welding is shaping, by the one end open side of the open side of described left part and described pars intermedia in the horizontal direction welding be connected, the open side of described right part and the other end open side of pars intermedia in the horizontal direction welding are connected.
By such scheme, described steps A) in left part comprise two left end sockets, one piece of left clapboard and two pieces of left coverboards of " C " type, described left end socket is the hemispherical dome structure of interior side opening, the slab construction of described left clapboard is top to be semicircular-shaped lower portion be rectangle, the height of the left coverboard of described " C " type is identical with the height of left clapboard lower rectangular plate; Described right part comprises two right end sockets, one piece of right clapboard and two pieces of right coverboards of " C " type, described right end socket is the hemispherical dome structure of interior side opening, the slab construction of described right clapboard is top to be semicircular-shaped lower portion be rectangle, the height of the right coverboard of described " C " type is identical with the height of right clapboard lower rectangular plate; Described middle tank body comprises coverboard in one piece of central dividing plate and several piece " C " type, and described central dividing plate is rectangular flat, and the height of central dividing plate is the twice or three times of the height of coverboard in described " C " type.
By such scheme, described step B) comprise following content:
B1) left part welding fabrication, the open side relative symmetry of described two pieces of left coverboards of " C " type is located at the both sides of described left clapboard, the open side edges of two pieces of left coverboards of " C " type is all weldingly connected with the dual-side of the rectangular slab of left clapboard bottom, inside described two left end sockets, open side relative symmetry is located at the both sides of left clapboard, and the inner side opening edge of two left end sockets is all weldingly connected with the edge of the top semicircular plate of left clapboard;
B2) right part welding fabrication, the open side relative symmetry of described two pieces of right coverboards of " C " type is located at the both sides of described right clapboard, the open side edges of two pieces of right coverboards of " C " type is all weldingly connected with the dual-side of the rectangular slab of right clapboard bottom, inside described two right end sockets, open side relative symmetry is located at the both sides of right clapboard, and the inner side opening edge of two right end sockets is all weldingly connected with the edge of the top semicircular plate of right clapboard;
B3) pars intermedia welding fabrication, in described several piece " C " type coverboard between two horizontal symmetrical be located at the both sides of described central dividing plate from lower to upper, in several piece " C " type, the open side edges of coverboard is all weldingly connected with the dual-side of central dividing plate, and in adjacent " C " type, coverboard is weldingly connected.
By such scheme, described step C) comprise following content: in two pieces of left coverboards of " C " type of described left part and two pieces of " C " types of described pars intermedia one end, coverboard is weldingly connected, the left clapboard of described left part and one end of pars intermedia central dividing plate are weldingly connected, in two pieces of right coverboards of " C " type of described right part and two pieces of " C " types of the described pars intermedia other end, coverboard is weldingly connected, and the right clapboard of described right part and the other end of described pars intermedia central dividing plate are weldingly connected.
The invention has the beneficial effects as follows: 1, provide a kind of group of conjoined storage tank to method, in the middle of left part, right part and several sections, the building block of tank bodies is all grouping at vertical direction, avoid the impact that coverboard deadweight produces distortion, simplify the requirement of the anti-deformation bracing means to segment-shaped seal head gap position, eliminate and make the operation that tank body mold and tank interior set up full hall scaffold, improve the assembled quality of storage tank; 2, pars intermedia and tank body welding is shaping carries out all in the horizontal direction, decreases the number of times that tank body horizontal axis closes up, reduces the difficulty that tank body group is right, improve the build guality of conjoined storage tank.
Accompanying drawing explanation
Fig. 1 is the welding fabrication flow chart of the left part of one embodiment of the invention.
Fig. 2 is the welding fabrication flow chart of the right part of one embodiment of the invention.
Fig. 3 is the welding fabrication flow chart of the pars intermedia of one embodiment of the invention.
Wherein: 1. left end socket, 2. left clapboard, the 3. left coverboard of " C " type, 4. right end socket, 5. right clapboard, the 6. right coverboard of " C " type, 7. central dividing plate, 8. coverboard in " C " type.
Detailed description of the invention
For understanding the present invention better, below in conjunction with drawings and Examples, the invention will be further described.
As Figure 1-3, embodiment of the present invention are:
Tank body sectional making: conjoined storage tank is divided into left part, right part and several sections of middle tank bodies, make the building block of tank bodies in the middle of left part, right part and several sections respectively, left part comprises two left end sockets, 1, one piece of left clapboard 2 and two pieces of left coverboards 3 of " C " type, left end socket is the hemispherical dome structure of interior side opening, the slab construction of left clapboard is top to be semicircular-shaped lower portion be rectangle, the height of the left coverboard of " C " type is identical with the height of left clapboard lower rectangular plate; Right part comprises two right end sockets, 4, one piece of right clapboard 5 and two pieces of right coverboards 6 of " C " type, right end socket is the hemispherical dome structure of interior side opening, the slab construction of right clapboard is top to be semicircular-shaped lower portion be rectangle, the height of the right coverboard of " C " type is identical with the height of right clapboard lower rectangular plate; Middle tank body comprises coverboard 8 in one piece of central dividing plate 7 and several piece " C " type, central dividing plate is rectangular flat, the height of central dividing plate is the twice or three times of the height of coverboard in " C " type, one piece of central dividing plate can weld several to coverboard in " C " type, reduce dividing plate weld seam, not only save operation but also can welding quality be ensured.
Tank body segmentation is welded: 1) that the building block of left part is shaping in vertical direction welding, the open side relative symmetry of two pieces of left coverboards of " C " type is located at the both sides of left clapboard, the open side edges of two pieces of left coverboards of " C " type is all weldingly connected with the dual-side of the rectangular slab of left clapboard bottom, inside two left end sockets, open side relative symmetry is located at the both sides of left clapboard, and the inner side opening edge of two left end sockets is all weldingly connected with the edge of the top semicircular plate of left clapboard; 2) building block of right part is at vertical direction welding fabrication, the open side relative symmetry of two pieces of right coverboards of " C " type is located at the both sides of right clapboard, the open side edges of two pieces of right coverboards of " C " type is all weldingly connected with the dual-side of the rectangular slab of right clapboard bottom, inside two right end sockets, open side relative symmetry is located at the both sides of right clapboard, and the inner side opening edge of two right end sockets is all weldingly connected with the edge of the top semicircular plate of right clapboard; 3) building block of several sections of middle tank bodies is respectively at vertical direction welding fabrication, in several piece " C " type coverboard between two horizontal symmetrical be located at the both sides of central dividing plate from lower to upper, in several piece " C " type, the open side edges of coverboard is all weldingly connected with the dual-side of central dividing plate, in adjacent " C " type, coverboard is weldingly connected, and the middle tank body of several sections of welding fabrications is overturn 90 °, welding is connected to form pars intermedia in the horizontal direction.
Tank body welding is shaping: by the one end open side of the open side of left part and pars intermedia in the horizontal direction welding be connected, in two pieces of left coverboards of " C " type of left part and two pieces of " C " types of pars intermedia one end, coverboard is weldingly connected, and one end of left clapboard and central dividing plate is weldingly connected; By the other end open side of the open side of right part and pars intermedia in the horizontal direction welding be connected, in two pieces of right coverboards of " C " type of right part and two pieces of " C " types of the pars intermedia other end, coverboard is weldingly connected, and the other end of right clapboard and central dividing plate is weldingly connected.
Claims (4)
1. the group of conjoined storage tank is to a method, it is characterized in that, comprises the steps:
A) tank body sectional making, conjoined storage tank is divided into tank bodies in the middle of left part, right part and several sections, makes the building block of tank bodies in the middle of described left part, right part and several sections respectively;
B) tank body segmentation welding, the building block of described left part is shaping in vertical direction welding, the building block of described right part is at vertical direction welding fabrication, the building block of tank bodies is respectively at vertical direction welding fabrication in the middle of several sections, and by tank bodies in the middle of several sections in the horizontal direction welding be connected to form pars intermedia;
C) tank body welding is shaping, by the one end open side of the open side of described left part and described pars intermedia in the horizontal direction welding be connected, the open side of described right part and the other end open side of pars intermedia in the horizontal direction welding are connected.
2. the group of a kind of conjoined storage tank according to claim 1 is to method, it is characterized in that, described steps A) in left part comprise two left end sockets, one piece of left clapboard and two pieces of left coverboards of " C " type, described left end socket is the hemispherical dome structure of interior side opening, the slab construction of described left clapboard is top to be semicircular-shaped lower portion be rectangle, the height of the left coverboard of described " C " type is identical with the height of left clapboard lower rectangular plate; Described right part comprises two right end sockets, one piece of right clapboard and two pieces of right coverboards of " C " type, described right end socket is the hemispherical dome structure of interior side opening, the slab construction of described right clapboard is top to be semicircular-shaped lower portion be rectangle, the height of the right coverboard of described " C " type is identical with the height of right clapboard lower rectangular plate; Described middle tank body comprises coverboard in one piece of central dividing plate and several piece " C " type, and described central dividing plate is rectangular flat, and the height of central dividing plate is the twice or three times of the height of coverboard in described " C " type.
3. the group of a kind of conjoined storage tank according to claim 2 is to method, it is characterized in that, described step B) comprise following content:
B1) left part welding fabrication, the open side relative symmetry of described two pieces of left coverboards of " C " type is located at the both sides of described left clapboard, the open side edges of two pieces of left coverboards of " C " type is all weldingly connected with the dual-side of the rectangular slab of left clapboard bottom, inside described two left end sockets, open side relative symmetry is located at the both sides of left clapboard, and the inner side opening edge of two left end sockets is all weldingly connected with the edge of the top semicircular plate of left clapboard;
B2) right part welding fabrication, the open side relative symmetry of described two pieces of right coverboards of " C " type is located at the both sides of described right clapboard, the open side edges of two pieces of right coverboards of " C " type is all weldingly connected with the dual-side of the rectangular slab of right clapboard bottom, inside described two right end sockets, open side relative symmetry is located at the both sides of right clapboard, and the inner side opening edge of two right end sockets is all weldingly connected with the edge of the top semicircular plate of right clapboard;
B3) pars intermedia welding fabrication, in described several piece " C " type coverboard between two horizontal symmetrical be located at the both sides of described central dividing plate from lower to upper, in several piece " C " type, the open side edges of coverboard is all weldingly connected with the dual-side of central dividing plate, and in adjacent " C " type, coverboard is weldingly connected.
4. the group of a kind of conjoined storage tank according to claim 3 is to method, it is characterized in that, described step C) comprise following content: in two pieces of left coverboards of " C " type of described left part and two pieces of " C " types of described pars intermedia one end, coverboard is weldingly connected, the left clapboard of described left part and one end of pars intermedia central dividing plate are weldingly connected, in two pieces of right coverboards of " C " type of described right part and two pieces of " C " types of the described pars intermedia other end, coverboard is weldingly connected, and the right clapboard of described right part and the other end of described pars intermedia central dividing plate are weldingly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510597817.6A CN105149881B (en) | 2015-09-18 | 2015-09-18 | A kind of group of conjoined storage tank is to method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510597817.6A CN105149881B (en) | 2015-09-18 | 2015-09-18 | A kind of group of conjoined storage tank is to method |
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| CN105149881A true CN105149881A (en) | 2015-12-16 |
| CN105149881B CN105149881B (en) | 2018-06-26 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110356512A (en) * | 2019-07-22 | 2019-10-22 | 浙江新乐造船股份有限公司 | A kind of liquefied natural gas boat-carrying binary storage tank and its manufacturing method |
| CN110434528A (en) * | 2019-08-05 | 2019-11-12 | 江苏华滋能源工程有限公司 | The combined moulding bed of triplet flow container end socket |
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| CN110434528A (en) * | 2019-08-05 | 2019-11-12 | 江苏华滋能源工程有限公司 | The combined moulding bed of triplet flow container end socket |
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| Publication number | Publication date |
|---|---|
| CN105149881B (en) | 2018-06-26 |
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