CN110106916A - A kind of pipeline mounting construction method in piping lane - Google Patents
A kind of pipeline mounting construction method in piping lane Download PDFInfo
- Publication number
- CN110106916A CN110106916A CN201910388783.8A CN201910388783A CN110106916A CN 110106916 A CN110106916 A CN 110106916A CN 201910388783 A CN201910388783 A CN 201910388783A CN 110106916 A CN110106916 A CN 110106916A
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- pipeline
- piping lane
- precast assembly
- assembly
- construction method
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a kind of pipeline mounting construction methods in piping lane, multiple precast assembly modules including completing pipeline in ground welding assembly；It transfers by the precast assembly modular transportation to construction site and by vertical lifting equipment to piping lane；Precast assembly pipeline described in horizontal transport is fixed multiple precast assembly modules assembly to installing station, and the pipeline construction is completed.Pipeline mounting construction method provided by the invention greatly improves piping lane inner tube pipeline installation construction efficiency.
Description
Technical field
Pipeline mounting construction method the present invention relates to the realm of building construction, in particular in a kind of piping lane.
Background technique
The construction of large-diameter pipeline in the piping lane of the heavy constructions such as terminal is one and perplexs asking for construction personnel always
Topic.
Since construction space is limited, for large-diameter pipeline in the transport difficult in piping lane, difficulty of construction is higher, especially traditional
The welding such as pipe flange needs are completed in piping lane in construction technology, and speed of welding is slow, welds the flue dust of generation in piping lane space
It is inside difficult to be discharged, construction personnel can not construct in piping lane for a long time, to influence construction speed, cause construction efficiency low
Under.
To sum up, the construction problem of large-diameter pipeline in piping lane how is solved, improving construction efficiency becomes those skilled in the art
Member's technical issues that need to address.
Summary of the invention
The object of the present invention is to provide a kind of pipeline mounting construction methods in piping lane, improve the Pipe installing in piping lane
Construction efficiency accelerates construction speed.
To achieve the above object, the present invention provides a kind of pipeline mounting construction method in piping lane, comprising:
Multiple precast assembly modules of pipeline are completed in ground welding assembly；
It transfers by the precast assembly modular transportation to construction site and by vertical lifting equipment to piping lane；
Precast assembly pipeline described in horizontal transport is fixed multiple precast assembly modules assembly to installing station,
Complete the pipeline construction.
Preferably, the multiple precast assembly modules for completing pipeline in ground welding assembly include:
The pipeline is divided into multiple institutes according to each section of pipe fitting number, pipeline complexity in the pipeline to be installed
State precast assembly module；And the welding assembly of the precast assembly module is completed on ground.
Preferably, described to be specifically included in the ground welding assembly completion precast assembly module:
It is welded to connect pipeline and ring flange, is connected and fixed the connecting pipe assembly, complete the precast assembly module；
It further include the heat insulated support processed to fixed heat distribution pipeline.
Preferably, the welded connecting pipeline and ring flange specifically: the connecting pipe is inserted into the ring flange, is adjusted
The whole connecting pipe makes its vertical ring flange, and the connecting pipe and the ring flange are welded and fixed.
It preferably, further include that anti-decaying paint, and the connection are brushed to the commissure of the ring flange and the connecting pipe
Insides of pipes is not less than 100mm from commissure mopping width, is not less than on the outside of the connecting pipe from commissure mopping width
50mm。
Preferably, the anti-decaying paint is specially epoxy resin coating.
Preferably, precast assembly pipeline described in the horizontal transport is to installing station, and by multiple precast assembly moulds
It is packaged to match fixation, complete the pipeline construction further include:
Installation and fixed heat distribution pipeline: polyfluortetraethylene plate pedestal is placed in support cross-arm with plate face upward and is passed through a little
The finished product heat insulated support, is placed in the centre of the polyfluortetraethylene plate pedestal, the heat distribution pipeline is pacified by weldering welding
Dress is fixed on the finished product heat insulated support.
Relative to above-mentioned background technique, the pipeline mounting construction method in piping lane provided by the present invention is according to pipeline configuration
Pipeline is divided into multiple precast assembly modules, and assembled in the welding that ground carries out precast assembly module, will be not easy and uncomfortable
It closes the construction process carried out in piping lane and moves to ground or more, improve construction efficiency, and precast assembly module is transported to pipe
Installation station in corridor, assembled assembling is only carried out in piping lane can be completed the construction of piping lane interior conduit, improve construction effect
Rate and construction speed.Precast assembly is carried out in face of pipeline on ground, construction space in piping lane is avoided and limits, improve construction matter
Amount.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the flow chart of the pipeline mounting construction in piping lane provided by the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to make those skilled in the art more fully understand the present invention program, with reference to the accompanying drawing and it is embodied
The present invention is described in further detail for mode.
Referring to FIG. 1, Fig. 1 is the pipeline mounting construction method in piping lane provided by the present invention.
Pipeline mounting construction method in piping lane provided by the present invention the following steps are included:
S1: multiple precast assembly modules are completed in ground welding assembly；
S2: it transfers by the precast assembly modular transportation to construction site and by vertical lifting equipment to piping lane；
S3: precast assembly pipeline described in horizontal transport assembles multiple precast assembly modules solid to installing station
It is fixed, complete the pipeline construction.
Wherein step S1 completes multiple precast assembly modules in ground welding assembly specifically: first according to pipe to be onstructed
Pipeline to be onstructed is divided into multiple submodule namely multiple precast assembly modules by the drawing in road, and the criteria for classifying is in order to processing
It is advisable with overall package；For example, can be according to each section of pipeline to be onstructed of critical number, pipeline complexity or even conduit types
It is divided with pipeline connection type；The assembling of each precast assembly module is completed on ground later, this be the key that it is of the invention,
It will be not easy to the processes such as the welding carried out in piping lane and be moved to ground completion, solve construction space in piping lane and be limited and weld
Cigarette receiving dirt is difficult to the limited problem of continuous construction time caused by piping lane is discharged.
Prefabricated block is completed in ground welding assembly and is included in ground welding connecting pipe and ring flange, by multiple connecting tubes
Road assembly is connected and fixed, and is completed precast assembly module, further includes that processing is used to fix heat distribution pipeline in precast assembly module
Heat insulated support.Heat insulated support generallys use PUR processing and fabricating, and PUR (polyurethane) is a kind of anti-with polyalcohol by isocyanates
It answers and the manufactured polymer with carbamate segment constitutional repeating unit, excellent material performance is widely used, product kind
Class is more, can be used for processing the fire-retardant support of insulation of excellent heat insulating performance by adding fire retardant.
It is welded to connect pipeline and ring flange specific steps are as follows: connecting pipe is inserted into ring flange, is inserted into the connection of ring flange
Distance of the pipe end away from ring flange inner face is 1.3~1.5 times of pipe thickness, convenient for welding.When welding flange, guarantee
The cross section perpendicular of connecting pipe and ring flange, it is ensured that the axle center of connecting pipe and ring flange overlaps.
Pipeline external uses multilayer welding, and interlayer slag should understand clean when welding, and carry out visual examination, after qualified
It can carry out next layer of welding.Slag is removed after the completion of whole weld seam welding, the appearance and dimension control confirmation to weld seam are qualified
Afterwards, the welding at next place can be carried out.
Commissure leads to leakage accident because of corrosion in order to prevent, after the completion of connecting pipe and ring flange are welded, also exists
Anti-decaying paint is brushed inside and outside the weld seam of connecting pipe and ring flange, mopping range will at least cover on the inside of welding heat affected zone
It is not less than 100mm from commissure width, outside is not less than 50mm from commissure width, and the mopping width of commissure two sides wants one
It causes, neat in edge.Ring flange brushes red anti-decaying paint firmly and carries out anti-corrosion, not mopping at sealing surface waterline.Anti-decaying paint is preferably ring
Oxygen lacquer type organic coating.
Step S2 is transferred by the precast assembly modular transportation to construction site and by vertical lifting equipment to piping lane
Including precast assembly module is transported to the scene of the pipeline construction in piping lane using the special vehicle for transport pipeline, pass through
The hanging devices such as truck crane transfer precast assembly module to piping lane.
Precast assembly pipeline described in step S3 horizontal transport assembles multiple precast assembly modules to installing station
It is fixed, complete the pipeline construction specifically: pre- using the two-wheel handcart transport for having installed braking equipment additional in piping lane pipeline
Assembling module processed, according to the installation station for the piping lane that design drawing transports precast assembly module, two-wheel handcart is small in size, turns
It is easy to operate to flexible, solve the problems, such as that the transport of piping lane interior conduit is inconvenient.
Wherein S3 further includes installation and fixed heat distribution pipeline: polyfluortetraethylene plate being used to be prevented upward with plate face in bracket cross
The corresponding position of load, and through spot-welded on cross-arm, when welding, is careful not to damage polyfluortetraethylene plate.Finished product is insulated
Support is placed on the centre of polyfluortetraethylene plate, and by the stainless steel plate wiped clean of polyfluortetraethylene plate and tube socket bottom,
Reduce resistance to sliding coefficient, the resistance to sliding coefficient between usual polyfluortetraethylene plate and the stainless steel plate of tube socket bottom is less than
0.1, when guaranteeing that heat distribution pipeline thermally expands, heat insulated support can follow the swell increment of heat distribution pipeline to slide on stainless steel
It is dynamic, keep the support to heat distribution pipeline.Finally it is assembled to carry out assembled for the installation station by each precast assembly module in piping lane
The construction of the pipeline in piping lane can be completed.
Pipeline mounting construction method in piping lane provided by the present invention, by connecting pipe and flange welding and Crater antiseptic
Construction completes the process on ground, and construction environment is good compared in piping lane, and speed of application is fast, ensure that construction quality, on the ground will pipe
Part is more, pipeline complexity section of tubing progress is assembled in advance, forms multiple precast assembly modules, assembled is only carried out in piping lane
Construction, improves construction efficiency, improves the construction environment in piping lane, is particularly suitable for piping lane interior conduit especially large-diameter pipeline
Construction.
Piping lane interior conduit construction method of installation provided by the present invention is described in detail above.It is used herein
A specific example illustrates the principle and implementation of the invention, and the above embodiments are only used to help understand originally
The method and its core concept of invention.It should be pointed out that for those skilled in the art, not departing from this hair
, can be with several improvements and modifications are made to the present invention under the premise of bright principle, these improvement and modification also fall into power of the present invention
In the protection scope that benefit requires.
Claims (7)
1. a kind of pipeline mounting construction method in piping lane characterized by comprising
Multiple precast assembly modules of pipeline are completed in ground welding assembly；
It transfers by the precast assembly modular transportation to construction site and by vertical lifting equipment to piping lane；
Precast assembly pipeline described in horizontal transport is fixed multiple precast assembly modules assembly to installing station, completes
The pipeline construction.
2. the pipeline mounting construction method in piping lane according to claim 1, which is characterized in that described to be spelled in ground welding
The multiple precast assembly modules for installing into pipeline include:
The pipeline is divided into according to each section of pipe fitting number, pipeline complexity in the pipeline to be installed multiple described pre-
Assembling module processed；And the welding assembly of the precast assembly module is completed on ground.
3. the pipeline mounting construction method in piping lane according to claim 2, which is characterized in that described to be spelled in ground welding
The precast assembly module is installed into specifically include:
It is welded to connect pipeline and ring flange, is connected and fixed the connecting pipe assembly, complete the precast assembly module；Also wrap
Include heat insulated support of the processing to fixed heat distribution pipeline.
4. the pipeline mounting construction method in piping lane according to claim 3, which is characterized in that the welded connecting pipeline
And ring flange specifically: the connecting pipe is inserted into the ring flange, adjusting the connecting pipe makes its vertical flange
The connecting pipe and the ring flange is welded and fixed in disk.
5. the pipeline mounting construction method in piping lane according to claim 4, which is characterized in that further include to the flange
Anti-decaying paint is brushed in the commissure of disk and the connecting pipe, and is not less than on the inside of the connecting pipe from commissure mopping width
100mm, the connecting pipe outside are not less than 50mm from commissure mopping width.
6. the pipeline mounting construction method in piping lane according to claim 5, which is characterized in that the anti-decaying paint is specially
Epoxy resin coating.
7. the pipeline mounting construction method in piping lane according to claim 6, which is characterized in that described in the horizontal transport
Precast assembly pipeline is fixed multiple precast assembly modules assembly to installing station, completes the pipeline construction and also wraps
It includes:
Installation and fixed heat distribution pipeline: polyfluortetraethylene plate pedestal is placed in support cross-arm with plate face upward and is welded by spot welding
It connects, the finished product heat insulated support is placed in the centre of the polyfluortetraethylene plate pedestal, the heat distribution pipeline is installed solid
Due to the finished product heat insulated support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910388783.8A CN110106916A (en) | 2019-05-10 | 2019-05-10 | A kind of pipeline mounting construction method in piping lane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910388783.8A CN110106916A (en) | 2019-05-10 | 2019-05-10 | A kind of pipeline mounting construction method in piping lane |
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| Publication Number | Publication Date |
|---|---|
| CN110106916A true CN110106916A (en) | 2019-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910388783.8A Pending CN110106916A (en) | 2019-05-10 | 2019-05-10 | A kind of pipeline mounting construction method in piping lane |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111305103A (en) * | 2020-02-27 | 2020-06-19 | 中建科工集团有限公司 | Rapid construction method of ETC portal frame |
| CN111609213A (en) * | 2020-05-28 | 2020-09-01 | 中铁二十二局集团第三工程有限公司 | Construction method for quickly installing pipeline in pipe gallery |
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|---|---|---|---|---|
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| CN111609213A (en) * | 2020-05-28 | 2020-09-01 | 中铁二十二局集团第三工程有限公司 | Construction method for quickly installing pipeline in pipe gallery |
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Application publication date: 20190809 |