CN203975659U - 10 ten thousand steres and above large span steel vertical and cylindrical oil tank - Google Patents
10 ten thousand steres and above large span steel vertical and cylindrical oil tank Download PDFInfo
- Publication number
- CN203975659U CN203975659U CN201420369935.2U CN201420369935U CN203975659U CN 203975659 U CN203975659 U CN 203975659U CN 201420369935 U CN201420369935 U CN 201420369935U CN 203975659 U CN203975659 U CN 203975659U
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- tank
- bar
- large span
- oil tank
- thousand steres
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 37
- 239000010959 steel Substances 0.000 title claims abstract description 37
- 210000003850 cellular structure Anatomy 0.000 claims abstract description 10
- 239000000203 mixture Substances 0.000 claims abstract description 10
- 238000010276 construction Methods 0.000 claims abstract description 7
- 238000003466 welding Methods 0.000 claims description 22
- 238000007667 floating Methods 0.000 claims description 15
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000002360 explosive Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 38
- 238000013461 design Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 2
- 238000012937 correction Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000005504 petroleum refining Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model relates to a kind of 10 ten thousand steres and above large span steel vertical and cylindrical oil tank, comprise the cylindrical shape tank body of tank base, tank bottom and tank skin composition, it is characterized in that, it is the fixed roof of 70 meters～95 meters that described tank body top is provided with diameter, and this top cover is made up of to the covering arranging in the Combined net lattice structure of warp and this cellular structure large span two.Compared with prior art, the utlity model has that good stress performance, construction install convenience, consumptive material are few, in tank without advantages such as column, expense are lower.
Description
Technical field
The utility model relates to a kind of petrochemical complex warehousing and transportation facilities, especially relates to a kind of 10 ten thousand steres and above large span steel vertical and cylindrical oil tank.
Background technology
The quality of finished oil not only depends on the level of petroleum refining but also directly related with the function quality of storage and transportation equipment.
For example: in the time adopting opened type external floating roof tank storage finished oil, rainwater and sand dust can be along the wall polluting oil products of tank.Add a cover floating roof tank if adopted, increase becomes covered floating roof tank behind fixing top, not only can effectively prevent the pollution of environment to oil product, can also eliminate the harm of thunderbolt to oil tank.
Along with the development of global economy, finished oil demand is increasing, and its corresponding logistic storage construction scale is also increasing.Storage tank is the key equipment of refined oil logistics storage industry, builds the inexorable trend that large-scale oil depot oil tank is development.Also do not have at present 80 meters of finished oil steel covered floating roof tank construction of the above diameter of 10 ten thousand steres and 10 ten thousand steres to use both at home and abroad.At present, the inner floating roof steel oil tank of largest domestic is 5 ten thousand steres, and diameter is 60 meters.Tank deck adopts close lattice shape Double direction meridian line net shell, and what net bar adopted is L-bar, and mesh spacing is not more than 1.5m.In the time that this net shell is used for major diameter oil tank, because dead load increases comparatively fast, along with the increasing of diameter, the ability of structural seismic effect decline, often do not meet the requirement of specification.
In the situation that aggregate storage capacity is identical, the oil depot that adopts the oil depot being made up of large oil tank to form than small-sized oil tank has advantages such as reducing investment outlay, save steel, minimizing floor area, handled easily management, minimizing tank accessories and length of pipeline.
Summary of the invention
The purpose of this utility model is exactly 10 ten thousand steres and the above large span steel vertical and cylindrical finished oil oil tank that a kind of escapable cost, stability and safety are provided in order to overcome the defect that above-mentioned prior art exists.
The purpose of this utility model can be achieved through the following technical solutions: a kind of 10 ten thousand steres and above large span steel vertical and cylindrical oil tank, comprise the cylindrical shape tank body of tank base, tank bottom and tank skin composition, it is characterized in that, it is the top cover of 70 meters～95 meters that described tank body top is provided with diameter, and this top cover is made up of to the covering arranging in the Combined net lattice structure of warp and this cellular structure large span two.
Described large span two adopts through rigid joint assembly welding to form by two to warp arc net bar to the Combined net lattice structure of warp, and the radius of curvature of each warp arc net bar is the same radius of a ball.
Per pass net bar is by I shape shaped steel assembly welding camber continuous net bar, and along two radial lines layouts, two ends are all integral with tank body top sides ring beam welding resistance.
The north-south that described Combined net lattice structure is same sphere and East West are the cellular structure of warp layout, and the upper and lower overlapping formation Grid structure of the composition two net bar to warp, and between grid, spacing is not less than 1.5m; Described covering is arranged on described Reticulated Dome Structures surface.
Composition Grid structure one to being online bar through gauze bar, another is to being off line bar through gauze bar, described online bar and the intersection point of off line bar employing all welded construction, form through rigid joint.
Between adjacent online bar, be provided with along the covering bracket of online bar trend, this covering bracket adopts shaped steel, and after moulding, bottom fixes with corresponding off line bar, and end face holds up covering.
Described covering is by " people " font row plate, from middle part, tank body top, along laying and form with the direction at X-axis and Z axis angle at 45 ° by steel plate.
10 described ten thousand steres and above large span steel vertical and cylindrical oil tank are large capacity oil tank inflammable and explosive for storing, volatile liquid, comprise vertical cylinder steel welding inner floating roof finished oil oil tank or the arch-roof tank with transmission-receiving function.
Described large span two is applicable to arch-roof tank or the covered floating roof tank vertical cylinder steel welding oil tank of major diameter band fixed roof to the Combined net lattice structure of warp.
All can meet the requirement of intensity, rigidity and stability safety under across load, three kinds of operating modes of geological process in uniform load, half to the cellular structure of the utility model tank body top cover.
Compared with prior art, the utlity model has following advantage:
1. tank body is the tank body of large capacity (10 ten thousand steres and more than), major diameter (70 meters～95 meters), tank body top adopts two fixed roofs to warp cellular structure, can save 15%～20% steel than close grid network shell, because geological process is a kind of force of inertia.Therefore alleviating of deadweight makes the ability of the antiseismic effect of net shell be strengthened on the contrary.
2. per pass net bar is arranged along two to warp by I shape shaped steel assembly welding camber continuous net bar, two ends are all integral with side ring beam assembly welding, because net bar has adopted I shape shaped steel, mechanical property is stronger, the intersection point of upper and lower net bar adopts all welded construction, form through rigid joint, improved the stability of structure.
3. the utility model top cover adopts two to warp cellular structure, adopts large section, macrolattice spacing, makes to install more convenient, and expense is lower, and anti-uneven load ability is strengthened.Owing to not needing beam column to support in tank, be particularly useful for 10 ten thousand steres and above petroleum tank is transformed into the covered floating roof tank that is suitable for filling finished oil, because there is no pillar in tank, can not have a negative impact to the lifting of inner floating roof.
Brief description of the drawings
Fig. 1 is the schematic diagram of the utility model 10 ten thousand steres and above large span steel vertical and cylindrical finished oil tank top;
Fig. 2 is off line bar and covering connection diagram.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Embodiment
A kind of 10 ten thousand steres and above large span vertical and cylindrical oil tank, comprise the cylindrical shape tank body of tank base, tank bottom and tank skin composition, it is the top cover of 70 meters～95 meters that described tank body top is provided with diameter, and this top cover is made up of to the covering 2 arranging in the Combined net lattice structure 1 of warp and this cellular structure large span two.As shown in Figure 1, wherein large span two adopts through rigid joint assembly welding to form by two to warp arc net bar to the Combined net lattice structure 1 of warp, and the radius of curvature of each warp arc net bar is the same radius of a ball.Per pass net bar is by I shape shaped steel assembly welding camber continuous net bar, and along two radial lines layouts, two ends are all integral with tank body top sides ring beam welding resistance.
The north-south that described Combined net lattice structure is same sphere and East West are the cellular structure of warp layout, and the upper and lower overlapping formation Grid structure of the composition two net bar to warp, composition Reticulated Dome Structures one to through gauze bar for online bar 11, another is to being off line bar 12 through gauze bar, described online bar 11 adopts all welded construction with the intersection point of off line bar 12, forms through rigid joint 3.As shown in Figure 2, each node 3 places adopt I shape shaped steel 4 assembly weldings, and between grid, spacing L is not less than 1.5m; Between adjacent online bar 11, be provided with along the covering bracket 5 of online bar trend, after this covering bracket 5 adopts shaped steel moulding, bottom fixes with corresponding off line bar 12, and top holds up covering 2.Because be provided with covering bracket 5 between 12 two nodes of off line bar, therefore in Fig. 1, off line bar 12 mesh spacings are less than online bar 11 mesh spacings.The structure design of covering bracket 5 reaches the good mechanical property that can bring into play large section net bar, can improve again the rigidity of covering, and the ability that makes covering transmit end face load is normally brought into play.
Described covering 2 is arranged on described Reticulated Dome Structures surface.Described covering 2 is by " people " font row plate, from middle part, tank body top, along laying and form with the direction at X-axis and Z axis angle at 45 ° by steel plate.This large span two is applicable to arch-roof tank or the covered floating roof tank vertical cylinder steel welding oil tank of major diameter band fixed roof to the Combined net lattice structure of warp.
Adopt the top cover of said structure to repack existing large volume floating roof petroleum tank into finished oil oil tank with top cover, as the 10 ten thousand stere oil tanks that use of Chen Shan oil depot filled for many years to crude oil are transformed into the covered floating roof tank that is suitable for filling finished oil.Specifically be implemented as follows:
1. existing tank bottom, wallboard, inner floating roof are eliminated rust, the processing such as reinforcing;
2. top cover is installed at tank body top:
(1) mid-side node, upper and lower net bar is installed
A. on tank skin, making each mid-side node length of perpendicular is 500mm, find out X, Y-axis level reference (as shown in Figure 1) with engineer's spirit level again, hand over into cross line with decile vertical line, cross mid point is exactly the position of intersecting point of attaching parts, then respectively by each four corners of the world attaching parts by number spot welding in position, check that whether two attaching partss by center just the same simultaneously.
B. splice first fourdrinier wire bar of X-direction, and welded by welding requirements.
C. in first net bar land of this direction on middle studdle, the Y value absolute altitude of measuring each node should be the Y+DY value absolute altitude of this node, difference permission ± 8mm, every all measure qualified after, then by net bar two ends mid-side node and tank shell segmentation welding.
D. then second, the 3rd of directions X is taking Z axis as symmetrical respectively, and install on both sides; Then first fourdrinier wire bar of Z-direction be installed, first node overlaps with the fourdrinier wire bar first node of directions X, node location successively must be determined in coincide point solid welding, two-end-point is also fixed with the spot welding of mid-side node attaching parts, use the same method respectively, the symmetrical installation spot welding taking X-axis line as diad both sides.
Check and correction and the adjustment of the upper and lower net bar of e X, Z, Y+DY value, strictly by the Y+DY coordinate figure franchise ± 8mm specifying in technical requirements, X, Z-direction coordinate figure franchise ± 25mm.
F. after net bar and loop bracket have been assembled, find out all hoisting point positions of annular joist on cone-plate surface with line pendant, lifting gin pole and electric block are installed, its inclined degree should remain within the scope of 10 °～15 °.By net shell and loop bracket Integral lifting, in place.
(2) skin panel is installed: tank deck skin panel is taked " people " font row plate, from tank deck middle part, along laying with the direction at X-axis and Z axis angle at 45 °.
The finished oil oil tank of having reequiped, nominal volume is 100000m
3, design pressure is normal pressure, and design temperature is-10-65 DEG C, and storing material is volatile, inflammable and explosive chemical liquid, and tank design diameter is 70 meters～90 meters.Both defects such as subjecting to thunderbolt while having avoided former opened type external floating roof tank storage finished oil, easily pollute, be volatile, and can meet the requirement of intensity, rigidity and stability safety under various operating modes.
Above-mentioned cap structure also can be for other tank bodies of large span as top cover.
Claims (8)
1. a ten thousand stere and above large span steel vertical and cylindrical oil tank, comprise the cylindrical shape tank body of tank base, tank bottom and tank skin composition, it is characterized in that, it is the top cover of 70 meters～95 meters that described tank body top is provided with diameter, and this top cover is made up of to the covering arranging in the Combined net lattice structure of warp and this cellular structure large span two.
2. a kind of 10 ten thousand steres according to claim 1 and above large span steel vertical and cylindrical oil tank, it is characterized in that, described large span two adopts through rigid joint assembly welding to form by two to warp arc net bar to the Combined net lattice structure of warp, and the radius of curvature of each warp arc net bar is the same radius of a ball.
3. a kind of 10 ten thousand steres according to claim 2 and above large span steel vertical and cylindrical oil tank, it is characterized in that, per pass net bar is by I shape shaped steel assembly welding camber continuous net bar, and along two radial lines layouts, two ends are all integral with tank body top sides ring beam welding resistance.
4. according to a kind of 10 ten thousand steres described in claim 2 or 3 and above large span steel vertical and cylindrical oil tank, it is characterized in that, the north-south that described Combined net lattice structure is same sphere and East West are the cellular structure of warp layout, and the upper and lower overlapping formation Grid structure of the composition two net bar to warp, mesh spacing is not less than 1.5m; Described covering is arranged on described Reticulated Dome Structures surface.
5. a kind of 10 ten thousand steres according to claim 4 and above large span steel vertical and cylindrical oil tank, it is characterized in that, composition Reticulated Dome Structures one to through gauze bar for online bar, another is to being off line bar through gauze bar, described online bar and the intersection point of off line bar adopt all welded construction, form through rigid joint.
6. a kind of 10 ten thousand steres according to claim 5 and above large span steel vertical and cylindrical oil tank, it is characterized in that, between adjacent online bar, be provided with along the covering bracket of online bar trend, after this covering bracket adopts shaped steel moulding, bottom fixes with corresponding off line bar, and end face holds up covering.
7. a kind of 10 ten thousand steres according to claim 1 and above large span steel vertical and cylindrical oil tank, it is characterized in that, described covering is by " people " font row plate, from middle part, tank body top, along laying and form with the direction at X-axis and Z axis angle at 45 ° by steel plate.
8. a kind of 10 ten thousand steres according to claim 1 and above large span steel vertical and cylindrical oil tank, it is characterized in that, 10 described ten thousand steres and above large span steel vertical and cylindrical oil tank are large capacity oil tank inflammable and explosive for storing, volatile liquid, comprise vertical cylinder steel welding inner floating roof finished oil oil tank or the arch-roof tank with transmission-receiving function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420369935.2U CN203975659U (en) | 2014-07-04 | 2014-07-04 | 10 ten thousand steres and above large span steel vertical and cylindrical oil tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420369935.2U CN203975659U (en) | 2014-07-04 | 2014-07-04 | 10 ten thousand steres and above large span steel vertical and cylindrical oil tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203975659U true CN203975659U (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420369935.2U Expired - Lifetime CN203975659U (en) | 2014-07-04 | 2014-07-04 | 10 ten thousand steres and above large span steel vertical and cylindrical oil tank |
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| Country | Link |
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| CN (1) | CN203975659U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104627567A (en) * | 2014-07-04 | 2015-05-20 | 上海浦东伸钢机械有限公司 | Long-span steel vertical cylindrical oil tank of above 100 thousand cubic meters |
| CN104787515A (en) * | 2015-04-16 | 2015-07-22 | 上海浦东伸钢机械有限公司 | II-type two-way meridian spherical surface steel mesh shell |
-
2014
- 2014-07-04 CN CN201420369935.2U patent/CN203975659U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104627567A (en) * | 2014-07-04 | 2015-05-20 | 上海浦东伸钢机械有限公司 | Long-span steel vertical cylindrical oil tank of above 100 thousand cubic meters |
| CN104787515A (en) * | 2015-04-16 | 2015-07-22 | 上海浦东伸钢机械有限公司 | II-type two-way meridian spherical surface steel mesh shell |
| CN104787515B (en) * | 2015-04-16 | 2018-11-13 | 上海浦东伸钢机械有限公司 | A kind of II types bidirectional meridian spherical surface steel screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201616 small Kunshan Economic Zone, Shanghai, Songjiang District Co-patentee after: East China branch of Sinopec Sales Co.,Ltd. Patentee after: SHANGHAI PUDONG SHEN STEEL MACHINERY Co.,Ltd. Co-patentee after: TIANJIN ZHONGDE ENGINEERING DESIGN Co.,Ltd. Address before: 201616 small Kunshan Economic Zone, Shanghai, Songjiang District Co-patentee before: EAST CHINA BRANCH, CHINA PETROCHEMICAL SALES Co.,Ltd. Patentee before: SHANGHAI PUDONG SHEN STEEL MACHINERY Co.,Ltd. Co-patentee before: TIANJIN ZHONGDE ENGINEERING DESIGN Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200917 Address after: 201616 small Kunshan Economic Zone, Shanghai, Songjiang District Patentee after: SHANGHAI PUDONG SHEN STEEL MACHINERY Co.,Ltd. Patentee after: TIANJIN ZHONGDE ENGINEERING DESIGN Co.,Ltd. Patentee after: China Petroleum & Chemical Corp. Patentee after: East China branch of Sinopec Sales Co.,Ltd. Address before: 201616 small Kunshan Economic Zone, Shanghai, Songjiang District Patentee before: SHANGHAI PUDONG SHEN STEEL MACHINERY Co.,Ltd. Patentee before: East China branch of Sinopec Sales Co.,Ltd. Patentee before: TIANJIN ZHONGDE ENGINEERING DESIGN Co.,Ltd. |