CN110360811A - The integrated installation method of overall skid-mounted formula ice chest - Google Patents
The integrated installation method of overall skid-mounted formula ice chest Download PDFInfo
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- CN110360811A CN110360811A CN201910574793.0A CN201910574793A CN110360811A CN 110360811 A CN110360811 A CN 110360811A CN 201910574793 A CN201910574793 A CN 201910574793A CN 110360811 A CN110360811 A CN 110360811A
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- ice chest
- lifting
- pump box
- box
- mounted formula
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04763—Start-up or control of the process; Details of the apparatus used
- F25J3/04866—Construction and layout of air fractionation equipments, e.g. valves, machines
- F25J3/0489—Modularity and arrangement of parts of the air fractionation unit, in particular of the cold box, e.g. pre-fabrication, assembling and erection, dimensions, horizontal layout "plot"
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The present invention relates to a kind of integrated installation methods of overall skid-mounted formula ice chest, comprising the following steps: is tamped, smooth processing to ice chest lifting influence area ground, carries out grinding to cold box foundation and backing plate is arranged；Lifting equipment is in place, and ice chest, which is marched into the arena, unloads, pump box pipe prefabrication；The assembly of ice chest attachment and the assembling of pump box semi-modular；Ice chest lifting is in place, and adjustment is checked and accepted, base mortar；Scaffold building in ice chest, the installation of gap bridge ice chest, pump box, expansion cabinet are in place；It is fixed temporarily support removing, the installation of ice chest attachment, pump box, expansion cabinet Pipe installing；Distributor adjustment, ice chest bottom expanded-sand concrete pour；Process inspection, pipeline pressure test；Blowing pipeline, naked cool tone examination；Scaffold is removed, and is installed every cold plate；Pearlife filling.The present invention can be improved the safety and efficiency of overall skid-mounted formula ice chest installation.
Description
Technical field
The invention belongs to the technical fields of ice chest installation, more particularly to a kind of integrated installation side of overall skid-mounted formula ice chest
Method.
Background technique
As the increasingly mature and traffic condition of whole ice chest mounting technique constantly improve, domestic emphasis Petrochemical Projects have been
Started successively using large-scale overall skid-mounted formula ice chest, the mounting technique of this ice chest has been increasingly becoming Large Air Separation Devices oxygen
One important development direction.Relative to the mounting means of traditional ice chest, overall skid-mounted formula ice chest is by site operation emphasis from ice chest
The installation of interior conduit tower is transferred to the outer pump box of ice chest, expansion cabinet Pipe installing, the procedure arrangement and resource of traditional construction technology
Allotment is no longer desirable for engine request under the new situation.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of integrated installation methods of overall skid-mounted formula ice chest, improve whole
The safety and efficiency of body skid-mounted type ice chest installation.
The technical solution adopted by the present invention to solve the technical problems is to provide a kind of integrated peace of overall skid-mounted formula ice chest
Dress method, comprising the following steps:
(1) ice chest lifting influence area ground is tamped, smooth processing, grinding and backing plate cloth is carried out to cold box foundation
It sets；
(2) lifting equipment is in place, and ice chest, which is marched into the arena, unloads, pump box pipe prefabrication；
(3) assembly of ice chest attachment and the assembling of pump box semi-modular；
(4) ice chest lifting is in place, and adjustment is checked and accepted, base mortar；
(5) scaffold building in ice chest, the installation of gap bridge ice chest, pump box, expansion cabinet are in place；
(6) ice chest transport support is removed, the installation of ice chest attachment, pump box, expansion cabinet Pipe installing；
(7) distributor adjusts, and ice chest bottom expanded-sand concrete pours；
(8) process inspection, pipeline pressure test；
(9) blowing pipeline, naked cool tone examination；
(10) scaffold is removed, and is installed every cold plate；
(11) pearlife is filled.
In the step (1), ice chest lifting influence area basement process using change fill out, the reinforcing of smooth, underground installation
Mode carries out consolidation process to ice chest storage area, ice chest lifting equipment erect-position and travel region, and carries out ground as requested
Bearing capacity examination；On ice chest scene storage and dedicated buttress, ice chest buttress position ground carries out precompressed using crane counterweight, and
Carry out sedimentation detection, it is desirable that ice chest stores each surface level difference of temporary rest pier and is no more than 5mm, and sedimentation is not more than 2mm.
In the step (2), lifting equipment enters specified lifting region, after ice chest is transported to scene, certainly using hydraulic lifting
The technology of unloading is placed on ice chest buttress, is leveled between buttress and transport beam using parallels, and observation buttress sedimentation synchronizes and starts
Pump box interior conduit is prefabricated.
In the step (3), after ice chest storage is stablized, ice chest structure platform railing, instrument gantry, bracket is turned round into leg, exhaled
It inhales sleeve and successively carries out the integrated assembling in ground, while by ice chest column root-plate shear key grout sealing, ice chest structure finishing coat anti-corrosion
It completes；It is synchronous to carry out the assembling of pump box semi-modular, after the completion of pump box pipe prefabrication, in prefabricated workshop by the raffinate around pump box
Discharge tube completes assembling.
In the step (4), after ice chest completes ground handling, ice chest is lifted to cold box foundation using double-machine lifting crane,
Ice chest verticality is adjusted using parallels, after verticality acceptance(check), lifting equipment tears hook open completely and withdraws from the arena, then fastening bolt,
The grouting of suspension column shearing resistance slot.
In the step (5), wherein top ice chest gap bridge connecting box is hung in using crane from top；Bottom ice chest crosses bridging
It connects to be promoted using jack to designated position after case slides into installation site with rolling bar and install；Middle part ice chest gap bridge connecting box connecting box benefit
Connecting box is lifted into same layer bottom platform with crane, is lifted using jack in place；Synchronous pump box, expansion cabinet use crane
Directly lifting is in place.
In the step (6), ice chest transport support, which is removed, is fixed temporarily 3, bracket and main ice chest including tower in argon ice chest
Interior tower is fixed temporarily 4, bracket, and tower falsework is fixed using bolt fastening, partially transports because space problem influences bracket
Ice chest needs manual cutting to transport；The installation of ice chest attachment includes manually-operated gate on ice chest, analysis evaporator, breather valve, safety top
Valve, angle valve control film head installation；In pump box, expansion computer room equipment and pipe fitting synchronize be in full swing.
In the step (7), distributor adjustment refers to cutting distributor head, carries out distributor using laser level measuring instrument
Adjustment is checked and accepted, and qualified laggard pedestrian hole blocks welding, flaw detection；It synchronizes and pours ice chest bottom expanded-sand concrete.
In the step (10), after the naked cold passed examination of ice chest, cold box interior scaffold is removed, scaffold is cleared up after removing
Sundries in ice chest installs bottom every cold plate.
In the step (11), cold box interior is checked, closes manhole door, is filled in mouthful case ice chest from ice chest top
Fill pearlife thermal insulation material.
Beneficial effect
First, the present invention realizes whole ice chest Quick-unloading, it is ensured that ice chest using scene self-control support cooperation parallels adjustment
Storage and ground attachment erection stage are steadily safe at the scene.
Second, present invention combination 3 d modeling software increases ground installation workload, realizes whole ice chest attachment and pump box
Semi-modular installation.Ice chest periphery platform railing, instrument gantry, the installation for breathing cylinder and antifouling paint brushing are worked whole
It is completed before the lifting of body ice chest, amount of high-altitude operation after reducing ice chest in place, while platform turns round leg using the formula of connecing is fastened, and accelerates entirety
The installation on ground efficiency of ice chest attachment.
Third, the present invention targetedly carry out scaffold building in ice chest, reduce according to overall skid-mounted formula ice chest feature
The workload of scaffold building in ice chest, while the expansion of follow-up work is not influenced.
4th, the mounting means combined using a variety of hanging methods, realize main cold, argon it is cold between multilayer gap bridge ice chest it is fast
Speed installation, reduces security risk.
5th, the present invention surrounds whole ice chest installation and pump box, expansion two critical path multiple spots of cabinet Pipe installing are more
Face synchronous expansion procedure arrangement improves the level of resources utilization, accelerates ice chest region construction efficiency.
Detailed description of the invention
Fig. 1 is flow chart of the invention.
Specific embodiment
Present invention will be further explained below with reference to specific examples.It should be understood that these embodiments are merely to illustrate the present invention
Rather than it limits the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, those skilled in the art
Member can make various changes or modifications the present invention, and such equivalent forms equally fall within the application the appended claims and limited
Range.
A kind of integrated installation method of overall skid-mounted formula ice chest as shown in Figure 1, comprising the following steps:
(1) ice chest lifts influence area basement process, and cold box foundation grinding, backing plate are checked and accepted；
(2) lifting equipment is in place, ice chest marches into the arena and unloads；Pump box pipe prefabrication；
(3) ice chest attachment is assembled (including platform railing, gantry, paint)；The assembling of pump box semi-modular；
(4) ice chest lifting is in place, adjustment is checked and accepted, base mortar；
(5) scaffold building in ice chest；The installation of gap bridge ice chest；Pump box, expansion cabinet are in place
(6) it is fixed temporarily support removing, ice chest attachment installs (valve head, safety valve)；Pump box, expansion cabinet Pipe installing.
(7) distributor adjusts；Ice chest bottom expanded-sand concrete pours；
(8) process inspection；Pipeline pressure test；
(9) blowing pipeline, the examination of naked cool tone；
(10) scaffold is removed, is installed every cold plate；
(11) pearlife is filled.
Ice chest lifting influence area basement process in step (1) is filled out, by the way of the reinforcing of smooth, underground installation using changing
Consolidation process is carried out to ice chest storage area, ice chest lifting equipment erect-position and travel region, and carries out foundation bearing as requested
Force inspecting；Since on ice chest scene storage and temporary rest pier, ice chest buttress position ground can be used crane counterweight and carry out precompressed,
And carry out sedimentation detection, it is desirable that ice chest stores each surface level difference of temporary rest pier and is no more than 5mm, and sedimentation is not more than 2mm.Ice chest
Basis grinding, backing plate examination, which refer to, arranges ice chest suspension column backing plate according to design requirement, and parallels setting need to meet code requirement, and not
Shearing resistance slot must be hindered to be in the milk.
Lifting equipment in the step (2) is in place, ice chest is marched into the arena unloads and refers to and required according to Hoisting Program, considers lifting
The sequencing that equipment and ice chest are marched into the arena, reasonable arrangement hoisting machinery and ice chest are marched into the arena, and ice chest is transported to existing using hydraulic tipper
It after, is placed on 12 temporary rest piers, temporary rest pier is placed in strict accordance with design position, using pad between buttress and transport beam
Iron is leveled, and ice chest storage height control turns round leg, be convenient for successive stage ground group in 1.6m or so, slightly above ice chest platform
Dress, observation buttress sedimentation.Synchronous beginning pump box interior conduit is prefabricated.
After ice chest attachment assembly refers to that ice chest is unloaded in the step (3), it will be not present what kelly influenced in hoisting process
Platform railing, instrument gantry, bracket are turned round leg etc. and are successively installed in place on ground, are previously-completed in ice chest column root-plate shearing resistance square steel
Grout sealing, interim closure plate excision, the work such as finishing coat brushing are completed on ground, and high altitude operation, while ice chest platform are reduced
Leg is turned round for the ease of assembly, preferential use, which is fastened, to be connect.
Synchronous progress pump box semi-modular assembling refers to after the completion of pump box pipe prefabrication, can preferentially be existed according to three-dimensional software
Prefabricated workshop the residual liquid discharge pipeline around pump box is completed into assembling.
Ice chest lifting is in place in the step (4), adjustment is checked and accepted, base mortar refers to that ice chest completes all ground handlings
Afterwards, ice chest is lifted to cold box foundation using double-machine lifting crane, ice chest verticality is adjusted using parallels, for the ease of ice chest tune
Whole, after verticality acceptance(check), lifting equipment can tear completely hook open and withdraw from the arena, then fastening bolt, the grouting of suspension column shearing resistance slot.
The purpose of scaffold building is different from traditional ice chest scaffold building in ice chest in the step (5), is mainly used for
Ice chest is fixed temporarily support removing and naked cold inspection, so reinforcing platform, scaffold being fixed temporarily backing positions setting
It when setting up, takes root from ice chest floor structure beam, pours and create good conditions for subsequent bottom plate expanded-sand concrete.
The installation of gap bridge ice chest include between main cold, argon is cold the place absolute altitude 12.05m, 33.42m, 44.4m, 55.12m count four layers with
And plate change ice chest and it is main it is cold between the place 0.58m, 8.13m count two layers, wherein at 55.12m and 8.13m connection ice chest use crane from
Top is hung in；It connects to be promoted using jack to designated position after ice chest slides into installation site with rolling bar at 0.58m and install；
Connecting box is lifted into same layer bottom platform by connecting box first with crane at 12.05m, 33.42m, 44.4m.It is synchronous pump box, swollen
Swollen cabinet is directly lifted in place using crane.
Be fixed temporarily in the step (6) support removing include in argon ice chest tower be fixed temporarily 3, bracket, in main ice chest
Tower is fixed temporarily 4, bracket, and tower falsework is all that bolt fastening is fixed, and micro part, which can be related to space problem, influences branch
Frame cooling box needs manual cutting to transport, and ice chest attachment installation (valve head, safety valve) is；It carries out on ice chest on 3001-11GN simultaneously
There are two manually-operated gates, analyze evaporator, breather valve, top safety valve in-site installation on ice chest, and angle valve controls the installation of film head.
In pump box, expansion computer room equipment and pipe fitting synchronize be in full swing.
Distributor adjustment refers to cutting distributor manhole pressure column A80, A81, main condenser A80 in the step (7), low
Press tower A85, A86, A87, A88, argon column A81, A82, A83, A84, A85, A86) (it is related to workload: cutting end socket, adjustment, tune
Closure after confirming, cleaning degreasing, qualification is examined after whole altogether to weld, detect a flaw)；It synchronizes and pours ice chest bottom expanded-sand concrete.
Process inspection in the step (8), pipeline pressure test refer to that cooperation producer carries out 90% and checks and rectify and improve, include pump
Case, expansion computer room, main ice chest, argon ice chest, plate change 39 area's Pipe installing quality of ice chest and periphery, after rectifying and improving acceptance(check), point are
System carries out pipeline pressure test work.
Blowing pipeline in the step (9), the examination of naked cool tone refer to that cooperation producer carries out the closure of blowing pipeline mouth, practice shooting and
The work such as recovery and the naked cold inspection of ice chest.
Scaffold is removed, after cold plate installation refers to the naked cold passed examination of ice chest in the step (10), is removed in ice chest
Portion's scaffold must not collide ice chest interior conduit and equipment in demolishing process.Scaffold clears up sundries in ice chest after removing, and installs bottom
Portion is every cold plate.
After pearlife filling refers to that cold box interior has checked in the step (11), manhole door is closed, from ice chest top
It fills and fills pearlife thermal insulation material in mouthful case ice chest.
The present invention combines whole ice chest construction task variation on the basis of original process, is adjusted and has been improved, used
The convenience of overall skid-mounted formula ice chest is adequately utilized in the mode of ice chest attachment installation on ground, is effectively reduced high-altitude work
Industry workload, while the wasting of resources is further avoided to the adjustment of ice chest scaffold building mode, by pump box, expansion cabinet pipe
Installation task in road considers in advance, guarantees that each system installment work of ice chest advances side by side.Coordinate to construct by each process, maximumlly
Overall skid-mounted formula ice chest bring duration and management advantage are brought into play, further shorten whole ice chest installation period and at
This control, with good economic efficiency and social benefit.
Claims (10)
1. a kind of integrated installation method of overall skid-mounted formula ice chest, comprising the following steps:
(1) ice chest lifting influence area ground is tamped, smooth processing, grinding is carried out to cold box foundation and backing plate is arranged；
(2) lifting equipment is in place, and ice chest, which is marched into the arena, unloads, pump box pipe prefabrication；
(3) assembly of ice chest attachment and the assembling of pump box semi-modular；
(4) ice chest lifting is in place, and adjustment is checked and accepted, base mortar；
(5) scaffold building in ice chest, the installation of gap bridge ice chest, pump box, expansion cabinet are in place；
(6) ice chest transport support is removed, the installation of ice chest attachment, pump box, expansion cabinet Pipe installing；
(7) distributor adjusts, and ice chest bottom expanded-sand concrete pours；
(8) process inspection, pipeline pressure test；
(9) blowing pipeline, naked cool tone examination；
(10) scaffold is removed, and is installed every cold plate；
(11) pearlife is filled.
2. the integrated installation method of overall skid-mounted formula ice chest according to claim 1, it is characterised in that: in the step (1),
Ice chest lifting influence area basement process be using change fill out, by the way of the reinforcing of smooth, underground installation to ice chest storage area, ice chest
Lifting equipment erect-position and travel region carry out consolidation process, and carry out foundation bearing force inspecting as requested；Ice chest scene storage
On dedicated buttress, ice chest buttress position ground carries out precompressed using crane counterweight, and carries out sedimentation detection, it is desirable that ice chest is deposited
It puts each surface level difference of temporary rest pier and is no more than 5mm, sedimentation is not more than 2mm.
3. the integrated installation method of overall skid-mounted formula ice chest according to claim 1, it is characterised in that: in the step (2),
Lifting equipment enters specified lifting region, after ice chest is transported to scene, is placed on ice chest buttress using hydraulic lifting self-unloading technology,
It is leveled between buttress and transport beam using parallels, observation buttress sedimentation, synchronous to start pump box interior conduit prefabricated.
4. the integrated installation method of overall skid-mounted formula ice chest according to claim 1, it is characterised in that: in the step (3),
After ice chest storage is stablized, ice chest structure platform railing, instrument gantry, bracket are turned round into leg, breathing sleeve successively carries out ground and integrates
Assembling, while by ice chest column root-plate shear key grout sealing, ice chest structure finishing coat anti-corrosion is completed；It is synchronous to carry out pump box half module
Change assembling, after the completion of pump box pipe prefabrication, the residual liquid discharge pipeline around pump box is completed into assembling in prefabricated workshop.
5. the integrated installation method of overall skid-mounted formula ice chest according to claim 1, it is characterised in that: in the step (4),
After ice chest completes ground handling, ice chest is lifted to cold box foundation using double-machine lifting crane, ice chest verticality is adjusted using parallels,
After verticality acceptance(check), lifting equipment tears hook open completely and withdraws from the arena, then fastening bolt, the grouting of suspension column shearing resistance slot.
6. the integrated installation method of overall skid-mounted formula ice chest according to claim 1, it is characterised in that: in the step (5),
Wherein top ice chest gap bridge connecting box is hung in using crane from top；Bottom ice chest gap bridge connecting box slides into installation site with rolling bar
It is installed afterwards using jack promotion to designated position；Connecting box is lifted into same layer bottom using crane by middle part ice chest gap bridge connecting box
On platform, lifted using jack in place；Synchronous pump box, expansion cabinet are directly lifted in place using crane.
7. the integrated installation method of overall skid-mounted formula ice chest according to claim 1, it is characterised in that: in the step (6),
The dismounting of ice chest transport support is fixed temporarily tower in 3, bracket and main ice chest including tower in argon ice chest and is fixed temporarily 4, bracket,
Tower falsework is fixed using bolt fastening, partially needs manual cutting to transport because space problem influence bracket transports ice chest；It is cold
The installation of case attachment includes manually-operated gate on ice chest, analysis evaporator, breather valve, top safety valve, angle valve control film head installation；Pump
In case, expansion computer room equipment and pipe fitting synchronize be in full swing.
8. the integrated installation method of overall skid-mounted formula ice chest according to claim 1, it is characterised in that: in the step (7),
Distributor adjustment refers to cutting distributor head, carries out distributor adjustment using laser level measuring instrument and checks and accepts, qualified laggard pedestrian
Hole blocks welding, flaw detection；It synchronizes and pours ice chest bottom expanded-sand concrete.
9. the integrated installation method of overall skid-mounted formula ice chest according to claim 1, it is characterised in that: the step (10)
In, after the naked cold passed examination of ice chest, cold box interior scaffold is removed, scaffold clears up sundries in ice chest after removing, installs bottom
Every cold plate.
10. the integrated installation method of overall skid-mounted formula ice chest according to claim 1, it is characterised in that: the step (11)
In, cold box interior is checked, manhole door is closed, fills filling pearlife thermal insulation material in mouthful case ice chest from ice chest top.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910574793.0A CN110360811A (en) | 2019-06-28 | 2019-06-28 | The integrated installation method of overall skid-mounted formula ice chest |
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| CN201910574793.0A CN110360811A (en) | 2019-06-28 | 2019-06-28 | The integrated installation method of overall skid-mounted formula ice chest |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113959180A (en) * | 2021-10-28 | 2022-01-21 | 上海二十冶建设有限公司 | Rapid joint debugging method for oxygen production process of air separation plant |
| CN113958801A (en) * | 2021-10-09 | 2022-01-21 | 中国化学工程第六建设有限公司 | Column base bottom plate separated large-scale integral cold box and installation method thereof |
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| CN113958801A (en) * | 2021-10-09 | 2022-01-21 | 中国化学工程第六建设有限公司 | Column base bottom plate separated large-scale integral cold box and installation method thereof |
| CN113958801B (en) * | 2021-10-09 | 2023-02-17 | 中国化学工程第六建设有限公司 | Column base bottom plate separated large-scale integral cold box and installation method thereof |
| CN113959180A (en) * | 2021-10-28 | 2022-01-21 | 上海二十冶建设有限公司 | Rapid joint debugging method for oxygen production process of air separation plant |
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Application publication date: 20191022 |