CN105908843A - Synchronous inversion construction method of double-layer vault storage tank - Google Patents
Synchronous inversion construction method of double-layer vault storage tank Download PDFInfo
- Publication number
- CN105908843A CN105908843A CN201610269097.5A CN201610269097A CN105908843A CN 105908843 A CN105908843 A CN 105908843A CN 201610269097 A CN201610269097 A CN 201610269097A CN 105908843 A CN105908843 A CN 105908843A
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- China
- Prior art keywords
- tank
- outside
- outer tank
- construction
- top board
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/35—Extraordinary methods of construction, e.g. lift-slab, jack-block
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H7/00—Construction or assembling of bulk storage containers employing civil engineering techniques in situ or off the site
- E04H7/02—Containers for fluids or gases; Supports therefor
- E04H7/04—Containers for fluids or gases; Supports therefor mainly of metal
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/35—Extraordinary methods of construction, e.g. lift-slab, jack-block
- E04B2001/3588—Extraordinary methods of construction, e.g. lift-slab, jack-block using special lifting or handling devices, e.g. gantries, overhead conveying rails
Abstract
The invention discloses a synchronous inversion construction method of a double-layer vault storage tank. The synchronous inversion construction method comprises the steps of installation of a bottom plate of an outer tank, installation of a cold insulation layer, installation of a bottom plate of an inner tank, positive installation of the inner tank, the outer tank (1 and 2) and wall plates, installation of a top plate of the outer tank, installation of a top plate of the inner tank, and synchronous construction of the wall plates of the inner tank and the outer tank. By the adoption of the construction method for constructing the double-layer storage tank, compared with a traditional construction method, the construction operation environment is improved, the construction efficiency is improved, the construction period is shortened, aerial operation is reduced, the safety coefficient is increased, the work amount of secondary mounting and dismounting of construction tools is reduced, pollution to the stainless steel inner tank is avoided, the finished product protection quality is effectively improved, and the construction cost is reduced.
Description
Technical field
The present invention relates to the mounting technique of a kind of large-scale storage tank, same particularly to a kind of double-deck Dome roof tank
Step inversion construction method.
Background technology
Double-layer storage tank is widely used in the cryogenic liquids such as liquid oxygen, liquid nitrogen, liquefied petroleum gas and ethylene
Store.Along with the fast development of China's chemical industry, large quantities of grassroot projects all use it as the lowest
Temperature medium storage facilities.Owing in design, building in construction technology, low temperature double-layer storage tank has technology
Requiring height, difficulty of construction is big, the close feature of strongly professional procedure connection.Require installation process
In, need rational construction technique, tight process quality control, construction matter just can be effectively ensured
Amount, it is ensured that equipment pay after properly functioning.
In existing double-layer storage tank construction technology, frequently with tradition storage tank inversion technology, the most first upside-down mounting
Construction outer tank, then the method for inverted construction tank constructs one by one, is affected by construction technology, it is constructed week
Phase is long, bigger on project progress impact；Its inverted construction frock needs secondary installing to remove, and increases it
Quantities；Meanwhile, during the construction of second tank, its raw material, frock, means materials have bad luck, install,
Removing causes very big inconvenience, the completeest storage tank finished product protection also to produce a very large impact construction, finished product protection
Difficulty is big.
Summary of the invention
The technical problem to be solved is to provide a kind of double-deck Dome roof tank and synchronizes inverted construction
Method, the method achieves the inside and outside tank synchronous construction of double-layer storage tank in industry installing engineering and implements,
Improve efficiency of construction, shorten construction period, reduce construction tool secondary installing projects amount, reduce
Construction cost.
For achieving the above object, the present invention provides following technical scheme: a kind of double-deck Dome roof tank is same
Step inversion construction method, including the construction of inside and outside tank bottom, the construction of inside and outside tank deck plate and interior,
The construction of outer tank shell, comprises the following steps:
1), blanking, the inside and outside tank bottom of prefabricated storage tank, inside and outside tank deck plate, inside and outside tank shell
And parts；
2), first assemble outer tank bottom, the Cold-keeping Layer between inside and outside tank bottom of then constructing, then assemble
Tank bottom；
3), on inside and outside tank bottom surveying setting-out, position the installation site of inside and outside tank shell, carry
Rise frock, outer tank top board assembles bracket installation site, then by prefabricated tank shell, tank deck material
Material is had bad luck on tank bottom；
4), on inside and outside tank bottom install outer tank top board assembling bracket, as inside and outside tank deck plate
Reference for installation；
5) 1～2 bands of tank shell collar in crane formal dress, are utilized；
6), fliping lifting frock is installed between inside and outside tank interlayer；
7) 1～2 bands of the outer tank shell collar of crane formal dress, are utilized；
8), inside and outside tank is installed in fliping lifting frock and promotes stable steering wheel；
9), utilizing crane to assemble outer tank top board, the medial center at the outer tank top board being completed is arranged
For lifting the lifting strengthening frame of tank deck plate；
10), hoist engine lifting assembling jar top board is used, during lifting, first by the sector of inner canister top board
The outer tank top board that plate vertically winches to be located on interior tank bottom assembles the top of bracket, after pine hook, adopts
Installation site is moved to rolling bar；
11), in the inner side in the outside of tank shell, outer tank shell it is respectively mounted lifting hanger, will fall
Dress promotes the suspension hook system of frock and hangs on hanger；
12), utilize fliping lifting frock to synchronize fliping lifting, assemble other each band wallboard of inside and outside tank,
Inside and outside tank deck plate together can promote with wallboard, until all wallboards of inside and outside tank are completed；
13), weld and improve the weld seam between inside and outside tank shell and inside and outside tank bottom, each pipe is installed
Mouth, manhole and other parts；
14), fliping lifting frock is removed；
15), inspect for acceptance.
Preferably, before the assembling bracket installing outer tank top board, outer tank top board is fixed on temporary steel and props up
On frame, temporary steel support need to keep certain intensity, and tank deck plate should keep firm in assembling outside；
The absolute altitude of temporary steel support determines according to the absolute altitude of outer tank top layer wallboard, and its absolute altitude should be than outer tank central term
Plate design spring quantum high 20～50mm, to offset the reduction impact of the welding external tank deck plate arch degree of contraction.
Preferably, when fanning strip assembles, use the interim support that assembles to support fanning strip, assemble temporarily
Support uses annular to assemble support, arranges some groups along tank center and assembles support, it is possible to uses shaped steel
Make portable assembling support.
Preferably, before inside and outside tank bottom is laid, should on the basis of mark cross centre line, and press
The requirement chalk line of material cutting plan marks the position line at place, every piece of plate long limit, and bed board should be from centre to both sides
Expansion is carried out.
Preferably, when assembling inside and outside tank shell, tank shell carries out coaming plate assembling, outward from inner side
Tank shell carries out coaming plate assembling from outside, utilize fliping lifting frock promote wallboard time should promote simultaneously or
First promote lift pot after outer tank.
Preferably, fliping lifting frock uses electric block.
Using technique scheme, the present invention effectively realizes the inside and outside tank synchronous construction of double-layer storage tank,
Effect is obvious, changes conventional construction method, it is achieved that in industry installing engineering, double-layer storage tank is inside and outside
Tank synchronous construction.Relative to conventional construction method, improve construction operation environment, improve efficiency of construction,
Shorten construction period, decrease work high above the ground, improve safety coefficient, reduce construction tool secondary peace
Mounting or dismounting remove quantities, it is to avoid pollution to stainless cylinder of steel, the effective finished product protection quality improved,
Reduce construction cost.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram；
Detailed description of the invention
Below in conjunction with the accompanying drawings, by the description to embodiment, the present invention will be further described:
As it is shown in figure 1, one bilayer Dome roof tank of the present invention synchronize inversion construction method, including interior,
The construction of outer tank bottom 1,2, the construction of inside and outside tank deck plate 3,4 and inside and outside tank shell 5,6
Construction, comprise the following steps:
1), blanking, the inside and outside tank bottom 1 of prefabricated storage tank, 2, inside and outside tank deck plate 3,4, interior,
Outer tank shell 5,6 and parts；
2), first assemble outer tank bottom 2, the Cold-keeping Layer 10 between inside and outside tank bottom 1,2 of then constructing,
Assembling jar base plate 1 again；Inside and outside tank bottom 1,2 lay before, should on the basis of mark in cross
Heart line, and mark the position line at place, every piece of plate long limit by the requirement chalk line of material cutting plan, bed board should be from
Middle expansion to both sides is carried out；
3), on inside and outside tank bottom 1,2 surveying setting-out, position the peace of inside and outside tank shell 5,6
Holding position, lifting frock, outer tank top board assemble bracket installation site, then by prefabricated tank skin
Plate 5, tank deck material are had bad luck on tank bottom 1；
4), on inside and outside tank bottom 1,2 install outer tank top board 4 assembling bracket, as interior,
The reference for installation of outer tank top board 3,4；Before the assembling bracket installing outer tank top board 4, by outer tank deck
Plate 4 is fixed on temporary steel support, and temporary steel support need to keep certain intensity, and tank deck plate outside
Assembling should keep firm；The absolute altitude of temporary steel support determines according to the absolute altitude of outer tank top layer wallboard, its
Absolute altitude should design spring quantum high 20～50mm than outer tank central deck, to offset the welding external tank deck of contraction
The reduction impact of plate 4 camber；
5) 1～2 bands of tank shell 5 collar in crane formal dress, are utilized；
6), fliping lifting frock 9 is installed between inside and outside tank interlayer；
7) 1～2 bands of outer tank shell 6 collar of crane formal dress, are utilized；
8), inside and outside tank is installed in fliping lifting frock and promotes stable steering wheel 7；
9), crane is utilized to assemble outer tank top board 4, at the medial center of the outer tank top board 4 being completed
It is provided for lifting the lifting strengthening frame of tank deck plate 3；
10), hoist engine lifting assembling jar top board 3 is used, during lifting, first by the fan of inner canister top board 3
The outer tank top board that shape plate vertically winches to be located on interior tank bottom 1 assembles the top of bracket, after pine hook,
Use rolling bar to move to installation site, when fanning strip assembles, use the interim support that assembles to support sector
Plate, the interim support that assembles uses annular to assemble support, arranges some groups along tank center and assemble support,
May be used without shaped steel and make portable assembling support, it is to avoid cause danger, it is possible to save the set-up time；
11) lifting hanger 8, in the inner side in the outside of tank shell 5, outer tank shell 6 it is respectively mounted,
The suspension hook system of fliping lifting frock 9 is hung on hanger 8；
12), utilize fliping lifting frock 9 to synchronize fliping lifting, assemble other each band wall of inside and outside tank
Plate, inside and outside tank deck plate 3,4 together can promote with wallboard, until all wallboards of inside and outside tank assemble
Complete；When assembling inside and outside tank shell 5,6, tank shell 5 carries out coaming plate assembling from inner side,
Outer tank shell 6 carries out coaming plate assembling from outside, should be when utilizing fliping lifting frock 9 to promote wallboard simultaneously
Promote or first promote lift pot after outer tank；
13), weld and improve the weld seam between inside and outside tank shell 5,6 and inside and outside tank bottom 1,2,
Each mouth of pipe, manhole and other parts are installed；
14), fliping lifting frock is removed；
15), inspect for acceptance.
For cost-effective, fliping lifting frock 9 of the present invention uses electric block, electric block to be arranged on
On column 11.Column 11 is installed in the interlayer between inside and outside tank.
It should be noted that the method using fliping lifting due to the present invention, inside and outside, the tank of the present invention
Wallboard 5,6 install be the most a-circle-by-a-circle installation, therefore install inside and outside tank deck plate 3,
When 4, needing to install inside and outside tank shell 5,6 and be positioned at 1～2 bands at top, i.e. 1～2 circles, for solid
Fixed inside and outside tank deck plate 3,4.
The present invention effectively realizes the inside and outside tank synchronous construction of double-layer storage tank, and effect is obvious, changes routine
Construction method, it is achieved that the inside and outside tank synchronous construction of double-layer storage tank in industry installing engineering.Relative to
Conventional construction method, improves construction operation environment, improves efficiency of construction, shortens construction period, subtracts
Lack work high above the ground, improve safety coefficient, reduced construction tool secondary installing projects amount, keep away
Exempt from the pollution to stainless cylinder of steel, the effective finished product protection quality improved, reduces construction cost.
Above-described is only the preferred embodiment of the present invention, it is noted that general for this area
For logical technical staff, without departing from the concept of the premise of the invention, it is also possible to make some changes
Shape and improvement, these broadly fall into protection scope of the present invention.
Claims (6)
1. double-deck Dome roof tank synchronizes an inversion construction method, including inside and outside tank bottom (1,2)
Construction, the construction of inside and outside tank deck plate (3,4) and the construction of inside and outside tank shell (5,6), it is special
Levy and be, comprise the following steps:
1), blanking, the inside and outside tank bottom (1,2) of prefabricated storage tank, inside and outside tank deck plate (3,4), interior,
Outer tank shell (5,6) and parts；
2), first assemble outer tank bottom (2), the Cold-keeping Layer (10) between inside and outside tank bottom of then constructing (1,2),
Assembling jar base plate (1) again；
3), at the upper surveying setting-out of inside and outside tank bottom (1,2), inside and outside tank shell (5,6) is positioned
Installation site, lifting frock, outer tank top board assemble bracket installation site, then by prefabricated tank shell
(5), tank deck material is had bad luck on tank bottom (1)；
4), at the upper assembling bracket installing outer tank top board (4) of inside and outside tank bottom (1,2), as interior,
The reference for installation of outer tank top board (3,4)；
5) 1～2 bands of tank shell (5) collar in crane formal dress, are utilized；
6), fliping lifting frock (9) is installed between inside and outside tank interlayer；
7) 1～2 bands of outer tank shell (6) collar of crane formal dress, are utilized；
8), inside and outside tank is installed in fliping lifting frock and promotes stable steering wheel (7)；
9), crane is utilized to assemble outer tank top board (4), in the inner side of the outer tank top board (4) being completed
The heart is provided for lifting the lifting strengthening frame of tank deck plate (3)；
10), hoist engine lifting assembling jar top board (3) is used, during lifting, first by inner canister top board (3)
The outer tank top board that fanning strip vertically winches to be located on interior tank bottom (1) assembles the top of bracket, pine hook
After, use rolling bar to move to installation site；
11), the inner side in the outside of tank shell (5), outer tank shell (6) is respectively mounted lifting hanger
(8), the suspension hook system of fliping lifting frock (9) is hung on hanger (8)；
12), utilize fliping lifting frock (9) to synchronize fliping lifting, assemble other each band wallboard of inside and outside tank,
Inside and outside tank deck plate (3,4) can together promote with wallboard, until all wallboards of inside and outside tank are completed；
13), the weldering between inside and outside tank shell (5,6) and inside and outside tank bottom (1,2) is improved in welding
Seam, installs each mouth of pipe, manhole and other parts；
14), fliping lifting frock is removed；
15), inspect for acceptance.
Double-deck Dome roof tank the most according to claim 1 synchronizes inversion construction method, it is characterised in that
Before the assembling bracket installing outer tank top board (4), outer tank top board (4) is fixed on temporary steel support,
Temporary steel support need to keep certain intensity, and tank deck plate should keep firm in assembling outside；Temporary steel support
Absolute altitude determine according to the absolute altitude of outer tank top layer wallboard, its absolute altitude should than outer tank central deck design spring quantum high
20～50mm, to offset the reduction impact of welding external tank deck plate (4) camber of contraction.
Double-deck Dome roof tank the most according to claim 2 synchronizes inversion construction method, it is characterised in that
When fanning strip assembles, using the interim support that assembles to support fanning strip, the interim support that assembles uses annular to assemble
Support, arranges some groups along tank center and assembles support, it is possible to use shaped steel to make portable assembling support.
Double-deck Dome roof tank the most according to claim 1 synchronizes inversion construction method, it is characterised in that
Before inside and outside tank bottom (1,2) is laid, should on the basis of mark cross centre line, and press material cutting plan
Requirement chalk line marks the position line at place, every piece of plate long limit, and bed board should launch to both sides from centre to carry out.
Double-deck Dome roof tank the most according to claim 1 synchronizes inversion construction method, it is characterised in that
When assembling inside and outside tank shell (5,6), tank shell (5) carries out coaming plate assembling, outer tank from inner side
Wallboard (6) carries out coaming plate assembling from outside, utilize fliping lifting frock promote wallboard time should promote simultaneously or
First promote lift pot after outer tank.
Double-deck Dome roof tank the most according to claim 1 synchronizes inversion construction method, it is characterised in that
Described fliping lifting frock uses electric block.
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| CN201610269097.5A CN105908843B (en) | 2016-04-26 | 2016-04-26 | A kind of double-deck Dome roof tank synchronization inversion construction method |
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| CN201610269097.5A CN105908843B (en) | 2016-04-26 | 2016-04-26 | A kind of double-deck Dome roof tank synchronization inversion construction method |
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| CN105908843A true CN105908843A (en) | 2016-08-31 |
| CN105908843B CN105908843B (en) | 2018-01-09 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107555360A (en) * | 2017-08-04 | 2018-01-09 | 上海二十冶建设有限公司 | The upside-down mounting method for dismounting of cryogenic liquid storage tank |
| CN110303265A (en) * | 2019-07-26 | 2019-10-08 | 中石化第十建设有限公司 | A kind of low-temperature storage tank inner canister top board construction technique and low-temperature storage tank construction technology |
| CN111305627A (en) * | 2020-03-24 | 2020-06-19 | 中化二建集团有限公司 | Concrete tank room construction method |
| CN112796557A (en) * | 2019-11-13 | 2021-05-14 | 中冶宝钢技术服务有限公司 | Steel storage tank top plate and upper wall plate replacement construction method |
| CN114769929A (en) * | 2022-06-16 | 2022-07-22 | 中国二十二冶集团有限公司 | Construction method for air pressure jacking and inversion of circular storage tank |
| CN114939289A (en) * | 2022-06-01 | 2022-08-26 | 中国化学工程第十四建设有限公司 | Inverted installation method of filter press for press filtration production |
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| CN110303265A (en) * | 2019-07-26 | 2019-10-08 | 中石化第十建设有限公司 | A kind of low-temperature storage tank inner canister top board construction technique and low-temperature storage tank construction technology |
| CN112796557A (en) * | 2019-11-13 | 2021-05-14 | 中冶宝钢技术服务有限公司 | Steel storage tank top plate and upper wall plate replacement construction method |
| CN112796557B (en) * | 2019-11-13 | 2022-04-01 | 中冶宝钢技术服务有限公司 | Steel storage tank top plate and upper wall plate replacement construction method |
| CN111305627A (en) * | 2020-03-24 | 2020-06-19 | 中化二建集团有限公司 | Concrete tank room construction method |
| CN114939289A (en) * | 2022-06-01 | 2022-08-26 | 中国化学工程第十四建设有限公司 | Inverted installation method of filter press for press filtration production |
| CN114939289B (en) * | 2022-06-01 | 2023-12-19 | 中国化学工程第十四建设有限公司 | Flip-chip mounting method of filter press for squeezing and filtering production |
| CN114769929A (en) * | 2022-06-16 | 2022-07-22 | 中国二十二冶集团有限公司 | Construction method for air pressure jacking and inversion of circular storage tank |
| CN114769929B (en) * | 2022-06-16 | 2022-08-23 | 中国二十二冶集团有限公司 | Construction method for air pressure jacking and inversion of circular storage tank |
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