CN101020288A - Large circular tank assembling process - Google Patents
Large circular tank assembling process Download PDFInfo
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- CN101020288A CN101020288A CN 200710038248 CN200710038248A CN101020288A CN 101020288 A CN101020288 A CN 101020288A CN 200710038248 CN200710038248 CN 200710038248 CN 200710038248 A CN200710038248 A CN 200710038248A CN 101020288 A CN101020288 A CN 101020288A
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- cylindrical shell
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Abstract
The large circular tank assembling process includes the following steps: 1. building top conic jig, middle cylindrical jig and bottom reverse conic jig; 2. making top cone, middle cylinder and bottom reverse cone in corresponding jigs; 3. hoisting the top cone to the middle cylinder and healing coaxially; and 4. hoisting the assembled top cone and middle cylinder to the bottom reverse cone and healing coaxially to finish the assembling. The present invention has relaxed requirement on the construction site, high assembling precision and high work efficiency.
Description
Technical field
The present invention relates to the tank body manufacturing, particularly a kind of method of large circular tank assembling.
Background technology
Large circular tank as the manufacturing of coal-storage pot peculiar to vessel etc. all in the moulding in bulk of device building-site.For storage coal tank body, it is made up of top cone, middle cylinder, bottom reverse taper, bottom inner cone and binding flange thereof and rood beam crouching seat.Storage coal jar diameter reaches 14.74 meters, highly is 33.53 meters, and weight reaches 500 tons, and the method that the manufacturing of huge monster like this must adopt sectional construction to carry out the segmentation assembling then just can be finished.
Manufacture method to large circular tanks such as storage coal jars in the prior art is:
Earlier centralized system is carried out in each split of large circular tank on moulding bed separately and make, carry out closing up of split after the split manufacturing is finished then.In closing up process, adopt the method for construction that piles up from bottom to top, promptly be earlier with top cone, bottom reverse taper and in the middle of each cylindrical shell on moulding bed separately, make respectively and finish, then middle cylindrical shell is winched to successively on the reverse taper of bottom, and successively increase the height of scaffold, to finish the centering of each split, at last top cone is installed and fixed top group and dress up a complete circular tank.
There is following deficiency in the assemble method of the large circular tank of prior art:
1. need huge work-yard to adapt to the concentrated construction of tank body segmentation, each segmentation all need be finished on moulding bed separately when concentrating manufacturing simultaneously, when being arranged, a plurality of centres cylindrical shell just need huge work-yard place the moulding bed that supports each segmentation, and the utilization rate of each moulding bed is not high, and waste is serious.
2. the precision and the accuracy that need the assembly schedule according to tank body to scaffold erecting and guarantee installation process, time-consuming, effort and efficient are not high.
3. be difficult to determine the circle core shaft of circular tank, increase simultaneously because increase the difficulty of determining each segmentation concentricity highly gradually when each segmentation is installed.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of method of suitable large circular tank assembling is provided, the segmentation assembling that utilizes method of the present invention to carry out large circular tank can improve the construction precision of tank body greatly, reduces construction cost, saves the construction site.
Technical scheme of the present invention:
A kind of assemble method of large circular tank, this large circular tank comprise top cone, middle cylindrical shell and bottom reverse taper, it is characterized in that this assemble method comprises the steps:
1. in the crane gear shift position adjacent place build respectively the first top cone moulding bed corresponding to first top cone, corresponding to first middle cylinder first in the middle of cylindrical shell moulding bed and corresponding to the first bottom reverse taper moulding bed of the first bottom reverse taper;
2. on the first top cone moulding bed, produce first top cone, cylindrical shell in the middle of producing first on the cylindrical shell moulding bed in the middle of first, produce the first bottom reverse taper on the first bottom reverse taper moulding bed, the top of cylindrical shell is complementary in the middle of the bottom of described first top cone and described first, the bottom of cylindrical shell and the top of the described first bottom reverse taper are complementary in the middle of described first, and are welded with suspension ring on the top of first top cone;
3. hang the suspension ring that draw on described first top cone with crane, move the position of this first top cone cylindrical shell moulding bed in the middle of described first, accurately aim in the middle of the bottom and first of first top cone top of cylindrical shell and guarantee to close up behind the concentric fixing;
4. will close up all-in-one-piece first top cone and the first intermediate cylinder body and function crane hangs the position that is pulled to the first bottom reverse taper moulding bed, the top of accurately aiming at the bottom of cylindrical shell in the middle of first and the first bottom reverse taper guarantees to close up behind the concentric fixing, finishes the assembling of this large circular tank.
Cylindrical shell is a plurality of in the middle of described, described first top cone and a plurality of in the middle of cylindrical shell closed up to the first bottom reverse taper and also comprise the steps:
1. one second middle cylindrical shell moulding bed is established on cylindrical shell moulding bed next door in addition in the middle of described first;
2. on cylindrical shell moulding bed in the middle of described second, make the second middle cylindrical shell identical with the described first middle cylindrical shell;
3. after cylindrical shell closes up in the middle of described first top cone and first, hang and be pulled to the second middle cylindrical shell moulding bed place, close up with the described second middle cylindrical shell, on cylindrical shell moulding bed in the middle of first, build the 3rd middle cylindrical shell simultaneously, close up once more, and the like, finish the assembling of a plurality of middle cylindrical shells like this.
The top of the described first bottom reverse taper is provided with second adpting flange, and the bottom of the middle cylindrical shell that connects with the first bottom reverse taper is provided with first adpting flange, connects by bolt between described first adpting flange and second adpting flange.
Technique effect of the present invention:
Compare as the manufacturing technology of storage coal jar with existing large circular tank, the assemble method of large circular tank of the present invention has following advantage:
1. significantly reduced requirement, and reduced the carrying number of times of middle cylinder the construction site.
2. need not to increase and repeatedly scaffold erecting, reduce workmen's workload, improved operating efficiency according to tank body.
3. Dui Jie position is in the bottom all the time, can determine the concentricity and the fixing butt joint segmentation of segmentation at an easy rate, improves the precision of assembling.
Description of drawings
Fig. 1 is the structural representation of the medium-and-large-sized storage coal of the method jar of large circular tank assembling of the present invention.
Fig. 2 is the top cone schematic diagram of the medium-and-large-sized storage coal of the method jar of large circular tank assembling of the present invention.
Fig. 3 is the middle cylindrical shell schematic diagram of the medium-and-large-sized storage coal of the method jar of large circular tank assembling of the present invention.
Fig. 4 is the bottom reverse taper schematic diagram of the medium-and-large-sized storage coal of the method jar of large circular tank assembling of the present invention.
Fig. 5 is the lifting schematic diagram of the method embodiment 1 Large Storage Tanks coal jar of large circular tank assembling of the present invention.
Fig. 6 is the lifting schematic diagram of the method embodiment 2 Large Storage Tanks coal jars of large circular tank assembling of the present invention.
Fig. 7 is the lifting schematic diagram of the method embodiment 3 Large Storage Tanks coal jars of large circular tank assembling of the present invention.
Among the figure,
Reverse taper moulding bed B32-second bottom, middle cylindrical shell moulding bed B31-first bottom of the middle cylindrical shell moulding bed of cylindrical shell A31-first bottom reverse taper A33-the 3rd bottom, reverse taper A32-second bottom reverse taper B11-first top cone moulding bed B12-second top cone moulding bed B21-first B22-second reverse taper moulding bed the 2-the first flange the 3-the second flange 5-suspension ring the 501-the first suspension ring the 502-the second suspension ring in the middle of the middle cylindrical shell A26-the 6th of the middle cylindrical shell A25-the 5th of the middle cylindrical shell A24-the 4th of the middle cylindrical shell A23-the 3rd of cylindrical shell A22-second in the middle of A11-first top cone A12-second top cone A13-the 3rd top cone A21-first
The specific embodiment
Further specify the detailed process of the assemble method of large circular tank of the present invention below in conjunction with the assembling of accompanying drawing and concrete large-scale circular storage coal tank body; the diameter of this kind storage coal jar reaches 14.74 meters; highly be 33.53 meters; weight reaches 500 tons, can not limit to protection scope of the present invention with this.
Embodiment 1
A kind of assemble method of large circular tank, this large circular tank comprise a top cone, a middle cylindrical shell and a bottom reverse taper, it is characterized in that this assemble method comprises the steps:
1. in the crane gear shift position adjacent place build respectively the first top cone moulding bed B11 corresponding to the first top cone A11, corresponding to the first middle cylinder A21 first in the middle of cylindrical shell moulding bed B21 and corresponding to the first bottom reverse taper moulding bed B31 of the first bottom reverse taper A31;
2. on the first top cone moulding bed B11, produce the first top cone A11, cylindrical shell A21 in the middle of producing first on the cylindrical shell moulding bed B21 in the middle of first, produce the first bottom reverse taper A31 on the first bottom reverse taper moulding bed B31, the top of cylindrical shell A21 is complementary in the middle of the bottom of the described first top cone A11 and described first, the bottom of cylindrical shell A21 and the top of the described first bottom reverse taper B31 are complementary in the middle of described first, and are fixed with suspension ring 5 on the top of the first top cone A11;
3. hang the suspension ring 5 that draw on the described first top cone A11 with crane, move the position of this first top cone A11 cylindrical shell moulding bed B21 in the middle of described first, accurately aim in the middle of the bottom and first of the first top cone A11 top of cylindrical shell A21 and guarantee to close up behind the concentric fixing;
4. cylindrical shell A21 hangs the position that is pulled to the first bottom reverse taper moulding bed B31 in the middle of will closing up the all-in-one-piece first top cone A11 and first with crane, the top of accurately aiming at the bottom of cylindrical shell A21 in the middle of first and the first bottom reverse taper A31 guarantees to close up behind the concentric fixing, finishes the assembling of this large circular tank.
Embodiment 2
Cylindrical shell and one first bottom reverse taper A31 are assembled into the method for large circular tank in the middle of a kind of one the first top cone A11 with circular tank, three, and this method comprises the steps:
1. in the crane gear shift position adjacent place build respectively successively the first top cone moulding bed B11 corresponding to the first top cone A11, corresponding to the first middle cylinder A21 first in the middle of cylindrical shell moulding bed B21, corresponding to the second middle cylinder A22 second in the middle of cylindrical shell moulding bed B22 and corresponding to the first bottom reverse taper moulding bed B31 of the first bottom reverse taper A31;
2. on the first top cone moulding bed B11, make the first top cone A11, cylindrical shell A21 in the middle of making first on the cylindrical shell moulding bed B21 in the middle of first, cylindrical shell A22 in the middle of making second on the cylindrical shell moulding bed B22 in the middle of second, on the first bottom reverse taper moulding bed B31, make the first bottom reverse taper A31, the bottom of the first top cone A11 and the top of the first middle cylindrical shell A21 are complementary, the top of the bottom of cylindrical shell A22 and the first middle cylindrical shell A21 is complementary in the middle of second, fix second flange 3 on the top of the first bottom reverse taper B31, at the top welding hanging ring 5 of the first top cone A11;
3. hang the suspension ring 5 that draw on the first top cone A11 with crane, move the top, position of cylindrical shell moulding bed B21 in the middle of the first top cone A11 to the first, accurately aim in the middle of the bottom and first of the first top cone A11 top of cylindrical shell A21 and guarantee to close up behind the concentric fixing;
4. will close up in the middle of the all-in-one-piece first top cone A11 and first cylindrical shell A21 with crane hang be pulled to second in the middle of cylindrical shell moulding bed B22 position, on cylindrical shell moulding bed B21 in the middle of first, make the 3rd middle cylindrical shell A23 simultaneously, the top of cylindrical shell A23 in the middle of the 3rd and the bottom of the second middle cylindrical shell A22 are complementary, the bottom of cylindrical shell A23 and the top of the first bottom reverse taper A31 are complementary in the middle of the 3rd, first flange 2 is fixed in the bottom of cylindrical shell A23 in the middle of the 3rd, the bottom of cylindrical shell A21 in the middle of first alignd with the top of the second centre cylindrical shell A22 and guarantee to close up behind the two concentric fixing, hang drawing with crane and hold together the all-in-one-piece first top cone A11, the cylindrical shell A21 and the second middle cylindrical shell A22 hang the position that is pulled to cylindrical shell moulding bed B21 in the middle of first in the middle of first, with the top of cylindrical shell A23 in the middle of the bottom alignment the 3rd of cylindrical shell A22 in the middle of second and close up fixing after guaranteeing concentric, to close up the all-in-one-piece first top cone A11 at last, cylindrical shell A21 in the middle of first, cylindrical shell A22 and the 3rd middle cylindrical shell A23 hang and are pulled to reverse taper moulding bed B31 position, first bottom in the middle of second, close up fixingly after accurately aiming at second flange 3 on first flange 2 of cylindrical shell A23 bottom in the middle of the 3rd and reverse taper A31 top, first bottom and guaranteeing concentric, finish the assembling of this tank body.
Other have a plurality of in the middle of tank bodies of cylindrical shells also be and the like realize utilizing the inventive method to assemble.
Embodiment 3
A kind ofly simultaneously cylindrical shells in the middle of two top cone of circular tank, six and two bottom reverse tapers are assembled into two methods that contain cylindrical shells and a bottom reverse taper large circular tank in the middle of the top cone, three respectively, this method comprises the steps:
1. in the crane gear shift position adjacent place build successively the first bottom reverse taper moulding bed B31 corresponding to the first bottom reverse taper A31, corresponding to the second bottom reverse taper moulding bed B32 of the second bottom reverse taper A32, corresponding to cylindrical shell A21 in the middle of first first in the middle of cylindrical shell moulding bed B21, corresponding to cylindrical shell A22 in the middle of second second in the middle of cylindrical shell moulding bed B22, corresponding to the first top cone moulding bed B11 of the first top cone A11;
2. on the first bottom reverse taper moulding bed B31, make the first bottom reverse taper A31, and second flange 3 is installed on the top of the first bottom reverse taper A31, cylindrical shell A21 in the middle of producing first on the cylindrical shell moulding bed B21 in the middle of first, on the first top cone moulding bed B11, produce the first top cone A11, the bottom of the first top cone A11 and the top of the first middle cylindrical shell A21 are complementary, and weld first suspension ring 501 on the top of the first top cone A11;
3. hang first suspension ring 501 that draw on the first top cone A11 with crane, move the top of cylindrical shell moulding bed B21 position in the middle of the first top cone A11 to the first, close up fixing after accurately aiming at the top of cylindrical shell A21 in the middle of the bottom and first of the first top cone A11 and guaranteeing concentric;
4. cylindrical shell A21 hangs the top that is pulled to cylindrical shell moulding bed B21 position in the middle of second in the middle of will closing up the all-in-one-piece first top cone A11 and first with crane, accurately close up fixing in the middle of the aligning first in the middle of the bottom and second of cylindrical shell A21 behind the top assurance concentric of cylindrical shell A22, simultaneously on the first top cone moulding bed B11, produce the second top cone A12, cylindrical shell A23 in the middle of producing the 3rd on the cylindrical shell moulding bed B21 in the middle of first, and first flange 2 is installed in the bottom of cylindrical shell A23 in the middle of the 3rd, part tank body that will close up after the same method and the 3rd middle cylindrical shell A23 close up fixing, simultaneously cylindrical shell A24 in the middle of making the 4th on the cylindrical shell moulding bed B22 in the middle of second;
5. will close up the fixing part tank body that comprises the first top cone A11, the first middle cylindrical shell A21, the second middle cylindrical shell A22, the 3rd middle cylindrical shell A23 and hang the top that is pulled to reverse taper moulding bed B31 position, first bottom, close up first flange 2 and second flange 3 fixing with bolt after aiming at first flange 2 and second flange 3 and guaranteeing concentric, finish the assembling of this first large circular tank, simultaneously cylindrical shell A25 in the middle of producing the 5th on the cylindrical shell moulding bed A21 in the middle of first;
6. according to the method for construction of first large circular tank, building second large circular tank on cylindrical shell moulding bed B22, the second bottom reverse taper moulding bed B32 in the middle of the cylindrical shell moulding bed B21, second in the middle of the top cone moulding bed B1, first.
When a plurality of large circular tanks were built simultaneously, the assemble method of large circular tank of the present invention more can embody its efficient height, precision height, time saving and energy saving characteristics.
Undoubtedly, the assemble method of large circular tank of the present invention not only is confined to tank body number of fragments cited in the foregoing description, tank body shape and bind mode, also should comprise the selection of the tank body shape of other segmentations, the number value of body segmentation and the bind mode between the tank body segmentation.In a word, protection scope of the present invention also comprises other conspicuous for a person skilled in the art conversion.
Claims (4)
1. the assemble method of a large circular tank, this large circular tank comprises top cone, middle cylindrical shell and bottom reverse taper, it is characterized in that this assemble method comprises the steps:
1. in the crane gear shift position adjacent place build respectively the first top cone moulding bed (B11) corresponding to first top cone (A11), corresponding to first middle cylinder (A21) first in the middle of cylindrical shell moulding bed (B21) and corresponding to the first bottom reverse taper moulding bed (B31) of the first bottom reverse taper (A31);
2. on the first top cone moulding bed (B11), produce first top cone (A11), cylindrical shell (A21) in the middle of producing first on the cylindrical shell moulding bed (B21) in the middle of first, produce the first bottom reverse taper (A31) on the first bottom reverse taper moulding bed (B31), the top of cylindrical shell (A21) is complementary in the middle of the bottom of described first top cone (A11) and described first, the bottom of cylindrical shell (A21) and the top of the described first bottom reverse taper (B31) are complementary in the middle of described first, and are welded with suspension ring (5) on the top of first top cone (A11);
3. hang the suspension ring (5) that draw on described first top cone (A11) with crane, move the position of this first top cone (A11) cylindrical shell moulding bed (B21) in the middle of described first, accurately aim in the middle of the bottom and first of first top cone (A11) top of cylindrical shell (A21) and guarantee to close up behind the concentric fixing;
4. will close up all-in-one-piece first top cone (A11) and intermediate cylinder body and function crane hangs the position that is pulled to the first bottom reverse taper moulding bed (B31), the top of the bottom of cylindrical shell and the first bottom reverse taper (A31) guarantees to close up behind the concentric fixing in the middle of accurately aiming at, and finishes the assembling of this large circular tank.
2. the assemble method of large circular tank according to claim 1 is characterized in that described middle cylindrical shell is a plurality of.
3. the assemble method of large circular tank according to claim 2 is characterized in that described first top cone (A11) and middle cylindrical shell close up to the first bottom reverse taper (A31) also to comprise the steps: before
1. one second middle cylindrical shell moulding bed (B22) is established on cylindrical shell moulding bed (B21) side in addition in the middle of described first;
2. cylindrical shell moulding bed (B22) is gone up and is made the second middle cylindrical shell (A22) identical with the described first middle cylindrical shell (A21) in the middle of described second;
3. after cylindrical shell (A21) closes up in the middle of described first top cone (A11) and first, hang and be pulled in the middle of second cylindrical shell moulding bed (B22) and locate, close up with the described second middle cylindrical shell (A22), cylindrical shell moulding bed (B21) is gone up and is built the 3rd middle cylindrical shell (A23) in the middle of first simultaneously, close up once more, and the like, finish the assembling of a plurality of middle cylindrical shells like this.
4. according to the assemble method of claim 1 or 3 described large circular tanks, the top that it is characterized in that the described first bottom reverse taper (A31) is provided with second adpting flange (3), the bottom of the middle cylindrical shell that connects with the first bottom reverse taper (A31) is provided with first adpting flange (2), connects by bolt between described first adpting flange (2) and second adpting flange (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710038248 CN101020288A (en) | 2007-03-21 | 2007-03-21 | Large circular tank assembling process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710038248 CN101020288A (en) | 2007-03-21 | 2007-03-21 | Large circular tank assembling process |
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| CN101020288A true CN101020288A (en) | 2007-08-22 |
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| CN 200710038248 Pending CN101020288A (en) | 2007-03-21 | 2007-03-21 | Large circular tank assembling process |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101712104A (en) * | 2009-11-11 | 2010-05-26 | 青特集团有限公司 | Method for forming vehicle-mounted oil tank body |
| CN103924811A (en) * | 2014-05-04 | 2014-07-16 | 葛洲坝集团第一工程有限公司 | Method for manufacturing large cylindrical material storing tank |
| CN106660182A (en) * | 2014-09-26 | 2017-05-10 | 黄国峰 | High-precision manufacture control method for electromechanical device |
| CN110576939A (en) * | 2019-05-30 | 2019-12-17 | 沪东中华造船(集团)有限公司 | Construction method for large conical cylinder segments |
| CN111715986A (en) * | 2020-07-21 | 2020-09-29 | 郑州九冶三维化工机械有限公司 | Manufacturing method of large-diameter thick-wall flange cylinder |
| CN113932780A (en) * | 2021-09-01 | 2022-01-14 | 渤海造船厂集团有限公司 | Method for cone segmentation measurement and center line correction of four centers by using total station |
| CN113998323A (en) * | 2021-11-01 | 2022-02-01 | 上海锅炉厂有限公司 | Outer cylinder structure, inner support mounting device thereof and manufacturing process method |
-
2007
- 2007-03-21 CN CN 200710038248 patent/CN101020288A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101712104A (en) * | 2009-11-11 | 2010-05-26 | 青特集团有限公司 | Method for forming vehicle-mounted oil tank body |
| CN103924811A (en) * | 2014-05-04 | 2014-07-16 | 葛洲坝集团第一工程有限公司 | Method for manufacturing large cylindrical material storing tank |
| CN103924811B (en) * | 2014-05-04 | 2016-01-27 | 葛洲坝集团第一工程有限公司 | A kind of preparation method of large-scale cylindrical storage tank |
| CN106660182A (en) * | 2014-09-26 | 2017-05-10 | 黄国峰 | High-precision manufacture control method for electromechanical device |
| CN110576939A (en) * | 2019-05-30 | 2019-12-17 | 沪东中华造船(集团)有限公司 | Construction method for large conical cylinder segments |
| CN111715986A (en) * | 2020-07-21 | 2020-09-29 | 郑州九冶三维化工机械有限公司 | Manufacturing method of large-diameter thick-wall flange cylinder |
| CN113932780A (en) * | 2021-09-01 | 2022-01-14 | 渤海造船厂集团有限公司 | Method for cone segmentation measurement and center line correction of four centers by using total station |
| CN113998323A (en) * | 2021-11-01 | 2022-02-01 | 上海锅炉厂有限公司 | Outer cylinder structure, inner support mounting device thereof and manufacturing process method |
| CN113998323B (en) * | 2021-11-01 | 2022-11-25 | 上海锅炉厂有限公司 | Outer cylinder structure, inner support mounting device thereof and manufacturing process method |
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Open date: 20070822 |