CN206112510U - What part was strengthened nets shell through weft arch - Google Patents
What part was strengthened nets shell through weft arch Download PDFInfo
- Publication number
- CN206112510U CN206112510U CN201621008327.4U CN201621008327U CN206112510U CN 206112510 U CN206112510 U CN 206112510U CN 201621008327 U CN201621008327 U CN 201621008327U CN 206112510 U CN206112510 U CN 206112510U
- Authority
- CN
- China
- Prior art keywords
- reticulated shell
- buttress brace
- shell
- radial girders
- longitude
- 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.)
- Active
Links
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model provides a what part was strengthened nets shell through weft arch, by stiffening beam, diagonal bracing, radial roof beam, hoop roof beam, cover dermal plate, tank deck load bearing ring, net shell connecting plate and a jar wall load bearing ring and constitute, the net shell is spherical shape, stiffening beam and the directional same center of radial roof beam, adopt intensity welded method to connect between each part of net shell to guarantee to be each other rigid connection. The illiteracy dermal plate of net shell and top is connected through the welding mode, and the stiffening beam is connected with the welding mode with a jar wall load bearing ring through netting the shell connecting plate with radial roof beam. Structural performance is reliable for this kind of net shell, and bearing capacity is strong, and the steel quantity is few, and the construction degree of difficulty is low, and the construction cycle is short, is particularly useful for the great condition of eccentric load.
Description
Technical field
This utility model is related to Liquefied Hydrocarbon and liquefied natural gas bimetallic low-temperature storage tank, and in particular to such low-temperature storage tank
Residual oil in tank.
Background technology
With increase of the world to environmental issue attention degree, Liquefied Hydrocarbon (Liquefied Hydrocarbon) and liquefaction
The consumption of the clean energy resourcies such as natural gas (Liquefied Natural Gas, hereinafter referred to as LNG) is just continuously increased, large-scale liquid
The demand for changing hydrocarbon and LNG cold storage tank also rises therewith.This kind of common low-temperature storage tank includes bimetallic storage tank and mixes
The solidifying soil class of storage tank two.Bimetallic low-temperature storage tank is made up of inner canister, outer tank and Cold-keeping Layer between the two, and wherein inner canister is equal with outer tank
For steel storage tank.
Vitals one of of the outer tank tank deck as bimetallic tank, it is necessary to possess good sealing property, to prevent from containing
The diffusion of medium boil-off gas.Importantly, outer tank tank deck will bear in use intrinsic pressure, external pressure, sleet, earthquake load
The lotus eccentric load that especially tank deck inspection platform and immersed pump well are produced, especially furred ceiling and furred ceiling thermal insulation layer weight pass through suspension rod
Act on tank deck, therefore it must have good bearing capacity.It is the important of bimetallic low-temperature storage tank that eccentric load is huge
One of Load Characteristics.Therefore how on the premise of economy is ensured, improving the eccentrically loaded ability of bearing of outer tank vault is
One of important topic of such low-temperature storage tank.
Common Arch Reticulated Shell is also easy to produce local buckling and torsion when larger eccentric load is born.At present generally using whole
Body strengthens the mechanical property that the mode of reticulated shell improves outer tank tank deck, and this necessarily brings the increase of cost, the waste of material and manufacture
The increasing of difficulty.
Utility model content
The purpose of this utility model is to provide a kind of longitude and latitude line Arch Reticulated Shell of local strengthening.This kind of latticed shell structure performance can
Lean on, bearing capacity is strong, and rolled steel dosage is few, and difficulty of construction is low, and construction period is short, is particularly suited for the larger situation of eccentric load.
This utility model can be achieved through the following technical solutions：A kind of longitude and latitude line Arch Reticulated Shell of local strengthening, its feature
It is by buttress brace, skewed horizontal load, radial girders, ring beam, skin panel, tank deck bearing ring, reticulated shell connecting plate and tank skin bearing ring structure
Into, the spherical shape of reticulated shell, the longitude and latitude line style formula that reticulated shell is arranged symmetrically using radial girders can be in the circular rail of a certain special diameter
Very big space is formed on mark, immersed pump well can be conveniently disposed on the space of circular trace；Buttress brace is pointed to radial girders
Same center, reticulated shell is connected with the skin panel of top by welding manner, buttress brace and radial girders by reticulated shell connecting plate with
Tank skin bearing ring is with welding manner connection.
The buttress brace is the radial girders that the sectional dimension of immersed pump well peripheral region is increased.Arrange between buttress brace simultaneously
Skewed horizontal load, with the problem for overcoming common geographic mesh shell easily to occur reversing under eccentric load effect.
The buttress brace also includes the radial girders that immersed pump well symmetrical side sectional dimension is increased, same between the region buttress brace
Sample arranges skewed horizontal load.The symmetry of reticulated shell mechanical property is so ensure that, the bulk strength and stability of reticulated shell is improved.
The Arch Reticulated Shell is applied to the low-temperature storage tank of a diameter of 20m～80m, according to the size of reticulated shell diameter, generally sets
4～12 rings are put to beam.Arch Reticulated Shell radius of curvature is 0.75～1.3 times of storage tank interior diameter.
Method between each part of the reticulated shell using strength solder joints is attached, to ensure to connect as rigidity each other
Connect.
The skewed horizontal load and ring beam are made using H profile steel, I-steel, channel-section steel or angle steel, and material is carbon steel or low conjunction
Jin Gang.
The buttress brace and radial girders are made using H profile steel, I-steel or channel-section steel, and material is carbon steel or low alloy steel, plus
Brutal sectional dimension is more than radial girders.
This utility model is applied to the bimetallic low-temperature storage tank for containing the media such as LNG, and its applicable volume is vertical for 10,000～120,000
Square rice, it is -198 DEG C～45 DEG C to be suitable for storage temperature.This utility model is met under various load (especially eccentric load) effect
Requirement of the low-temperature storage tank in terms of mechanics such as stabilized soil pavements.
This utility model is on the basis of common longitude and latitude line Arch Reticulated Shell in eccentric load region by increasing radial girders
Sectional dimension and the mode of diagonal brace be set enhance the mechanical property of reticulated shell.It is low that this kind of structure can be well adapted for bimetallic
The eccentric load feature of warm storage tank tank deck, and with easy construction, the advantages of cheap.Only increasing little manufacturing cost
Under the premise of, improve the mechanical properties such as stabilized soil pavement of the low-temperature storage tank outer tank tank deck under eccentric load effect.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is top view of the present utility model.
Fig. 3 is the connected mode schematic diagram of this utility model and bearing ring.
Description of symbols in accompanying drawing：1-buttress brace, 2-skewed horizontal load, 3-radial girders, 4-ring beam, 5-skin panel,
6-tank deck bearing ring, 7-reticulated shell connecting plate, 8-tank skin bearing ring.
Specific embodiment
This utility model is described in detail below in conjunction with accompanying drawing.
As shown in Figure 1 to Figure 3, the longitude and latitude line Arch Reticulated Shell with local strengthening described in the utility model by buttress brace 1, tiltedly
Constitute to 2, radial girders 3, ring beam 4, skin panel 5, tank deck bearing ring 6, reticulated shell connecting plate 7 and tank skin bearing ring 8 is supported.Reticulated shell
Spherical shape, buttress brace 1 points to same center with radial girders 3.By welding manner connection, reticulated shell and top between each part
Skin panel 5 connected by welding manner, the outboard end of buttress brace 1 and radial girders 3 is welded with reticulated shell connecting plate 7.
The longitude and latitude line style formula that the reticulated shell is arranged symmetrically using radial girders 3, can be in the circular trace of a certain special diameter
Very big space is formed, immersed pump well can be successfully arranged in the circular trace, the preparation positioning of crane when being conducive to keeping in repair
And lifting.
The buttress brace 1 is the radial girders 3 that the sectional dimension of immersed pump well peripheral region is increased.Simultaneously between buttress brace 1
Skewed horizontal load 2 is set, with the problem for overcoming common geographic mesh shell easily to occur reversing under eccentric load effect.
The buttress brace 1 also includes the radial girders 3 that immersed pump well symmetrical side sectional dimension is increased, in the region buttress brace 1
Between same skewed horizontal load 2 is set.The symmetry of reticulated shell mechanical property is so ensure that, the bulk strength of reticulated shell is improved and is stablized
Property.
Method between each part of the reticulated shell using strength solder joints is attached, to ensure to connect as rigidity each other
Connect.Buttress brace 1 and radial girders 3 are connected with tank skin bearing ring 8 by reticulated shell connecting plate 7 with welding manner.
The skewed horizontal load 2 and ring beam 4 are made using H profile steel, I-steel, channel-section steel or angle steel, and material is carbon steel or low
Steel alloy.
The buttress brace 1 and radial girders 3 are made using H profile steel, I-steel or channel-section steel, and material is carbon steel or low alloy steel,
The sectional dimension of buttress brace 1 is more than radial girders 3.
The reticulated shell top laying skin panel 5.Skin panel 5 is connected with reticulated shell using welding manner.Skin panel 5 plays sealing
Effect, its material is carbon steel or low alloy steel plate, and thickness is usually 5mm～10mm.
The Arch Reticulated Shell is applied to the low-temperature storage tank of a diameter of 20m～80m, according to the size of reticulated shell diameter, generally sets
4～12 rings are put to beam 4.Arch Reticulated Shell radius of curvature is 0.75～1.3 times of storage tank interior diameter.
During design first in the case where eccentric load is not considered, the aspect such as intensity, rigidity, stability according to reticulated shell
Require the structure and size for determining reticulated shell, including the size of radial girders 3 and ring beam 4.The inside of ring beam 4 can be strengthened by arranging
The modes such as muscle increase rigidity.Then the buttress brace 1 of its peripheral region and symmetrical side is determined according to eccentrically loaded position and size
Sectional dimension, while arrange skewed horizontal load 2.
Carry out the pre-formed of buttress brace 1 and radial girders 3 during construction first, then center is set by the action of design vault
The ring beam 4 of position, and it is welded and fixed with buttress brace 1 and radial girders 3, then weld remaining ring beam 4.Treat that reticulated shell is welded into
After type, skin panel 5 is laid above reticulated shell, and be welded and fixed with reticulated shell.Afterwards, risen using the method for pneumatic jacking
To tank deck position.Buttress brace 1 is welded and fixed with radial girders 3 with tank deck bearing ring 6 and reticulated shell connecting plate 7.
Claims (5)
1. the longitude and latitude line Arch Reticulated Shell of a kind of local strengthening, it is characterized in that by buttress brace (1), skewed horizontal load (2), radial girders (3),
Ring beam (4), skin panel (5), tank deck bearing ring (6), reticulated shell connecting plate (7) and tank skin bearing ring (8) are constituted, and reticulated shell is spherical
Shape, the longitude and latitude line style formula that reticulated shell is arranged symmetrically using radial girders (3), can form in the circular trace of a certain special diameter
Very big space, immersed pump well can be conveniently disposed on the space of circular trace；Buttress brace (1) points to same with radial girders (3)
One center, reticulated shell is connected with the skin panel (5) of top by welding manner, and buttress brace (1) and radial girders (3) are connected by reticulated shell
Fishplate bar (7) is connected with tank skin bearing ring (8) with welding manner.
2. the longitude and latitude line Arch Reticulated Shell of local strengthening according to claim 1, is characterized in that, the buttress brace (1) is latent
Liquid pump well peripheral region sectional dimension obtains the radial girders (3) for increasing, while arranging skewed horizontal load (2) between buttress brace (1).
3. the longitude and latitude line Arch Reticulated Shell of local strengthening according to claim 1, is characterized in that, the buttress brace (1) is also wrapped
The radial girders (3) of immersed pump well symmetrical side sectional dimension increasing are included, it is same between the region buttress brace (1) that skewed horizontal load is set
(2)。
4. the longitude and latitude line Arch Reticulated Shell of local strengthening according to claim 1, is characterized in that, the reticulated shell is applied to diameter
For the low-temperature storage tank of 20m～80m, according to the size of reticulated shell diameter, 4～12 rings are generally set to beam (4), Arch Reticulated Shell curvature
Radius is 0.75～1.3 times of storage tank interior diameter.
5. the longitude and latitude line Arch Reticulated Shell of local strengthening according to claim 1, is characterized in that, buttress brace (1) section
Size is more than radial girders (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621008327.4U CN206112510U (en) | 2016-08-30 | 2016-08-30 | What part was strengthened nets shell through weft arch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621008327.4U CN206112510U (en) | 2016-08-30 | 2016-08-30 | What part was strengthened nets shell through weft arch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206112510U true CN206112510U (en) | 2017-04-19 |
Family
ID=58516726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621008327.4U Active CN206112510U (en) | 2016-08-30 | 2016-08-30 | What part was strengthened nets shell through weft arch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206112510U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115258449A (en) * | 2022-07-29 | 2022-11-01 | 广西防城港核电有限公司 | Large storage tank and top cover mounting method thereof |
-
2016
- 2016-08-30 CN CN201621008327.4U patent/CN206112510U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115258449A (en) * | 2022-07-29 | 2022-11-01 | 广西防城港核电有限公司 | Large storage tank and top cover mounting method thereof |
| CN115258449B (en) * | 2022-07-29 | 2023-12-29 | 广西防城港核电有限公司 | Large storage tank and top cover mounting method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206016387U (en) | The compound residual oil in tank of large-sized concrete low-temperature storage tank | |
| CN204693029U (en) | With the low-temperature storage tank residual oil in tank of light-duty adiabatic furred ceiling | |
| JP2014516399A (en) | A prismatic pressure tank with a lattice structure | |
| CN106638279A (en) | Shock absorption combined type pier | |
| CN103741980B (en) | The design and manufaction of rectangle or rectangle ultra-large type LNG storage tank | |
| CN207362861U (en) | A kind of soft base support of pipe gallery | |
| CN205421716U (en) | Steel pipe concrete and compound web H -beam of steel sheet | |
| CN202901805U (en) | 100000-stere rubber film sealing waterless gasholder | |
| CN206112510U (en) | What part was strengthened nets shell through weft arch | |
| CN103195040B (en) | A kind of light composite structure jacket type offshore platform | |
| CN201865245U (en) | Steel pipe concrete column with transverse and longitudinal stiffening plates | |
| CN206737529U (en) | A kind of monoblock type lattice supporting framework of double plate floating roof | |
| CN211115078U (en) | L NG storage tank stage pressure maintaining dome | |
| CN101787675A (en) | Connecting structure of circular steel pipe light aggregate concrete beam and reinforced concrete bridge deck and construction process thereof | |
| JP5596419B2 (en) | Prestressed concrete structure | |
| CN112963727B (en) | Lay large-scale LNG storage tank of baffle and reinforcing bar net | |
| CN201195820Y (en) | Barrel type foundation offshore trestle structural member | |
| CN204781604U (en) | Adopt steel pipe concrete coincide post component of active powder concrete outsourcing | |
| CN203147272U (en) | Tank top structure of large low-temperature storage tank | |
| CN202327632U (en) | Low-temperature pressure vessel | |
| NO20100482A1 (en) | Extruded elements | |
| CN205604207U (en) | Novel jacket platform | |
| CN104233948A (en) | Bridge tower or bridge pier with multi-compartment combined structure | |
| CN203514902U (en) | Cylindrical water tank structure | |
| CN203975659U (en) | 10 ten thousand steres and above large span steel vertical and cylindrical oil tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |