CN108978838A - Concrete expires packet drainage pipeline tubine construction method - Google Patents
Concrete expires packet drainage pipeline tubine construction method Download PDFInfo
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- CN108978838A CN108978838A CN201810912891.6A CN201810912891A CN108978838A CN 108978838 A CN108978838 A CN 108978838A CN 201810912891 A CN201810912891 A CN 201810912891A CN 108978838 A CN108978838 A CN 108978838A
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- Prior art keywords
- pipeline
- concrete
- closed
- drainage
- water test
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/06—Methods of, or installations for, laying sewer pipes
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The present invention relates to a kind of concrete to expire packet drainage pipeline tubine construction method comprising following construction procedure: step 1: pipeline groove excavates；Step 2: roughing-in；Step 3: pipeline closed-water test；Step 4: it pours；Step 5: closed-water test successively is carried out to pipeline according to step 3 and step 4 and is poured, pipeline coagulation earth foundation pouring construction is completed.The pipeline laying mode that the present invention uses can position and limit well pipeline, and by the way of first closed-water test after-pouring, solve the problems, such as to do to scent a hidden danger caused by closed-water test again after traditional concrete curing expires a little to be difficult to repair and cannot work continuously and influence the duration；Mode is poured using two step method progress concrete foundation, tradition is solved and pours construction accident or quality accident caused by mode.
Description
Technical field
The present invention relates to be related to drainpipe technical field of construction more particularly to a kind of concrete to expire packet drainage pipeline tubine and apply
Work method.
Background technique
When gravity drainage pipeline, which is embedded under carriageway its tube top overburden layer thickness, is less than 0.70m, or face cloth near water
It sets and when tube top earthing is less than 1.0m, for the safety of pipeline, under the premise of Pipeline Ground processing is met the requirements, pipeline is adopted
It is common practice with full packet concrete protective.Current most of construction method is: by steel for pipe band, steel in having dug groove
The materials such as pipe are fixed in place, and plain concrete is perfused down in two side of pipeline, after concrete curing expires, then does closed-water test.With
In an implementation, discovery has following problem to upper method:
1, in casting concrete, biggish buoyancy (ratio can be generated to pipeline due to not solidifying concrete its fluid behaviour
The buoyancy of water is nearly 2.4 times big), cause pipeline to be difficult to consolidate in tube seat, causes steel cable, steel band, steel pipe of fixed -piping etc.
Material is deviate from or snaps, or by pipeline damage (such as fastening steel cable, steel band Le splits plastic tube), causes construction accident or quality
Accident；
2, it since concreting finishes, such as does closed-water test discovery pipeline connection and is unsatisfactory for design, job specfication requirement
When, it is difficult to it scents a hidden danger a little and it is effectively repaired；
3, after concrete curing expires, then closed-water test is done, cannot works continuously, influences the duration.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of reliable construction quality, can scent a hidden danger and have in time
The concrete that effect is repaired expires packet drainage pipeline tubine construction method.
The technical solution adopted by the present invention to solve the technical problems is: the concrete expires the construction of packet drainage pipeline tubine
Method, it is characterised in that: including following construction procedure:
Step 1: pipeline groove excavates, and pipeline groove makes pipe alley by design and live soil property situation alignment and excavation
The basis of slot reaches design standard；
Step 2: roughing-in is spaced at equal intervals C25 plain concrete pad on the basis of pipeline groove with axial location
Block, cushion block Pass line adjustment in place after, roughing-in and pipe alley is fixed on by pipeline gag lever post in pipeline two sides on cushion block
Slot；
Step 3: pipeline closed-water test, using block air bag block pipeline section to be tested, by drainage inspection well pour water into
Row closed-water test；
Step 4: pouring, and determination pours a little, and concrete is first from the side of pipeline and close to one end of upstream drainage inspection shaft
It slowly imports, it is ensured that without hole in into the concrete below pipeline, guarantee its compactness, when concrete is from another side ducts
When the pipeline gag lever post occurs, start from pipeline two sides Pouring concrete at the same time, until being poured into design position, and will pour
Point is moved to be poured a little against next；.
Step 5: successively carrying out closed-water test to pipeline according to step 3 and step 4 and pour, and completes pipeline coagulation soil
Basic pouring construction.
In a kind of preferred embodiment that concrete provided by the invention expires packet drainage pipeline tubine construction method, the step
In rapid two, the pipeline groove is equipped with concrete blinding in the two sides of pipeline, and the concrete blinding is solid by formboard supporting rod
Due to pipeline groove, one end connecting pipe of the pipeline gag lever post, the other end connects concrete blinding.
In a kind of preferred embodiment that concrete provided by the invention expires packet drainage pipeline tubine construction method, the step
In rapid two, the cushion block is arranged by the spacing of 1~2m, and the width of the cushion block is the 1/5 of pipe diameter.
In a kind of preferred embodiment that concrete provided by the invention expires packet drainage pipeline tubine construction method, the step
Rapid three specifically includes the following steps:
Step 3 one, blocking pipe, using the pipeline before the first drainage inspection well and the second drainage inspection well as closing water
The first closure air bag is respectively set in the water inlet end of the first drainage inspection well and the water inlet end of the second drainage inspection well in test section
Air bag is blocked with second；
Step 3 two, closed-water test are poured water from the first drainage inspection well, make water level to the Jing Ding of the first drainage inspection well or
It is higher by tube top 2m, carries out closed-water test by code requirement；
Step 3 three, next pipeline closed-water test prepare, by third closure air bag be arranged in third drainage inspection well into
Water end (W.E.).
In a kind of preferred embodiment that concrete provided by the invention expires packet drainage pipeline tubine construction method, the pipe
Road sets one of expansion joint, slit width 30mm, and the spacing at expansion joint no more than 20m when pouring, at pipe joint.
Compared with prior art, concrete provided by the invention expires the beneficial effect of packet drainage pipeline tubine construction method
Be: the pipeline laying mode that the present invention uses can position and limit well pipeline, and using the side of first closed-water test after-pouring
Formula, solves to do to scent a hidden danger caused by closed-water test again after traditional concrete curing expires and is a little difficult to repair and cannot connect
The problem of continuing operation and influencing the duration；Mode is poured using two step method progress concrete foundation, tradition is solved and pours mode
Caused by construction accident or quality accident.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, in which:
Fig. 1 is that concrete provided by the invention expires the piping drawing of packet drainage pipeline tubine construction method in pipeline groove
Lay sectional view；
Fig. 2 is the closed-water test structural schematic diagram that concrete provided by the invention expires packet drainage pipeline tubine construction method；
Fig. 3 is that concrete provided by the invention expires the pipeline of packet drainage pipeline tubine construction method and pours state diagram；
Fig. 4 is that concrete provided by the invention expires the pipeline of packet drainage pipeline tubine construction method and another pours state diagram；
Fig. 5 be concrete provided by the invention expire packet drainage pipeline tubine construction method pipeline pour to design position state
Figure；
Fig. 6 is next construction section closed-water test knot that concrete provided by the invention expires packet drainage pipeline tubine construction method
Structure schematic diagram.
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 the described embodiments are merely 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 all other
Embodiment shall fall within the protection scope of the present invention.
Also referring to FIG. 1 to FIG. 5, it includes following construction step that the concrete, which expires packet drainage pipeline tubine construction method,
It is rapid:
Step 1: pipeline groove 1 excavates, and pipeline groove 1 makes pipeline by design and live soil property situation alignment and excavation
The basis of groove 1 reaches design standard；
Step 2: roughing-in is spaced at equal intervals C25 plain concrete pad on the basis of pipeline groove 1 with axial location
Block 11,11 Pass line adjustment of cushion block in place after, roughing-in 2 and pipeline two sides are fixed on by pipeline gag lever post 12 on cushion block
Pipeline groove 1；
Preferably, the pipeline groove 1 is equipped with concrete blinding 13, the concrete blinding 13 in the two sides of pipeline
It is fixed on pipeline groove 1, one end connecting pipe 2 of the pipeline gag lever post 12 by formboard supporting rod 14, other end connection mixes
Solidifying clay model plate 13.
Preferably, the cushion block 11 is arranged by the spacing of 1~2m, and the width of the cushion block 11 is 2 diameter of pipeline
1/5.
Step 3: pipeline closed-water test, using block air bag block pipeline section to be tested, by drainage inspection well pour water into
Row closed-water test；
The step 3 specifically includes the following steps:
Step 3 one, blocking pipe, using the pipeline before the first drainage inspection well 21 and the second drainage inspection well 22 as
Closed-water test pipeline section is respectively set first in the water inlet end of the first drainage inspection well 21 and the water inlet end of the second drainage inspection well 22
It blocks air bag 151 and second and blocks air bag 152；
Step 3 two, closed-water test are poured water from the first drainage inspection well 21, make water level to the well of the first drainage inspection well 21
Tube top 2m is pushed up or be higher by, carries out closed-water test by code requirement；
Step 3 three, next pipeline closed-water test prepare, and third is blocked air bag 153 and is arranged in third drainage inspection well 23
Water inlet end.
Step 4: pouring, and determination pours a little, and concrete is first from the side of pipeline 2 and close to the one of upstream drainage inspection shaft
End slowly imports, it is ensured that without hole in into the concrete below pipeline, guarantees its compactness, when concrete is from another side ducts
The pipeline gag lever post 12 when occurring, start from pipeline two sides Pouring concrete at the same time, until being poured into design position, and will
It pours a little to move to and be poured a little against next；.
Step 5: successively carrying out closed-water test to pipeline according to step 3 and step 4 and pour, and completes pipeline coagulation soil
Basic pouring construction.
The pipeline sets one of expansion joint (not shown), slit width 30mm, and expansion joint when pouring, at pipe joint
Spacing be not more than 20m.
When it is implemented, the laying of pipeline groove 1 and pipeline 2 is carried out according to step 1 and step 2, then along pipeline 2
Length segmentation carry out closed-water test and pour circulation continuity construction, closed-water test and pour by step 3 and step 4 progress.
Please refer to Fig. 3~Fig. 6, continuity closed-water test and pouring construction specifically: start with the initial segment of pipeline laying
It carries out, the first closure air bag is respectively set in the water inlet end of the water inlet end of the first drainage inspection well 21 and the second drainage inspection well 22
151 and second block air bag 152, third closure air bag 153 are arranged in the water inlet end of third drainage inspection well 23, from first row
Water inspection shaft 21 is poured water, and is made water level to the Jing Ding of the first drainage inspection well 21 or is higher by tube top 2m, carries out closing water by code requirement
Test after the pipeline section closed-water test is qualified, in the case where test pipe does not drain, carries out concreting according to step 4,
The closed-water test of next segment pipe is carried out after the completion of pouring.
When next segment pipe carries out closed-water test, the second closure air bag 152 is deflated, a closed-water test water is allowed to flow automatically
Enter the segment pipe construction section, when water level reaches balance, the second closure air bag 152 is inflated to working condition, then supplements water
Amount reaches requirement of experiment water surface absolute altitude and carries out closed-water test, meanwhile, the first closure air bag 151 is moved into the 4th draining and is checked
The water inlet end of well (not shown), after the pipeline section closed-water test is qualified, in the case where test pipe does not drain, according to step
Four carry out concreting, and the closed-water test of next segment pipe is carried out after the completion of pouring.So carry out continuity construction.
The mode of above-mentioned amount of makeup water includes being pumped a upper closed-water test to the segment pipe with water using immersible pump, is realized
Closed-water test water recycles, and saves water resource.
It is recycled in above-mentioned closed-water test using 3 closure air bags, has saved the dosage for blocking air bag.
The beneficial effect that concrete provided by the invention expires packet drainage pipeline tubine construction method is: the pipe that the present invention uses
Road system of laying can position and limit well pipeline, and by the way of first closed-water test after-pouring, solve traditional mix
Solidifying soil maintenance is done to scent a hidden danger caused by closed-water test again and is a little difficult to repair and cannot work continuously and influence the duration after expiring
The problem of, it is ensured that construction quality eliminates construction and does over again phenomenon, accelerates construction speed；Concrete is carried out using two step method
Basis pours mode, solves tradition and pours construction accident or quality accident caused by mode.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain similarly includes within scope of patent protection of the invention.
Claims (5)
1. a kind of concrete expires packet drainage pipeline tubine construction method, it is characterised in that: including following construction procedure:
Step 1: pipeline groove excavates, and pipeline groove makes pipeline groove by design and live soil property situation alignment and excavation
Basis reaches design standard；
Step 2: roughing-in is spaced at equal intervals C25 plain concrete cushion block on the basis of pipeline groove with axial location, pad
Block Pass line adjustment in place after, roughing-in and pipeline groove is fixed on by pipeline gag lever post in pipeline two sides on cushion block；
Step 3: pipeline closed-water test blocks pipeline section to be tested using air bag is blocked, is poured water and closed by drainage inspection well
Water test；
Step 4: pouring, and determination pours a little, and concrete is first from the side of pipeline and slow close to one end of upstream drainage inspection shaft
It imports, it is ensured that without hole in into the concrete below pipeline, guarantee its compactness, when concrete is from described in another side ducts
When pipeline gag lever post occurs, start from pipeline two sides Pouring concrete at the same time, until being poured into design position, and a shifting will be poured
It is poured a little to against next；.
Step 5: closed-water test successively is carried out to pipeline according to step 3 and step 4 and is poured, pipeline coagulation earth foundation is completed
Pouring construction.
2. concrete according to claim 1 expires packet drainage pipeline tubine construction method, it is characterised in that: the step 2
In, the pipeline groove is equipped with concrete blinding in the two sides of pipeline, and the concrete blinding is fixed on by formboard supporting rod
Pipeline groove, one end connecting pipe of the pipeline gag lever post, the other end connect concrete blinding.
3. concrete according to claim 1 expires packet drainage pipeline tubine construction method, it is characterised in that: the step 2
In, the cushion block is arranged by the spacing of 1~2m, and the width of the cushion block is the 1/5 of pipe diameter.
4. concrete according to claim 1 expires packet drainage pipeline tubine construction method, it is characterised in that: the step 3
Specifically includes the following steps:
Step 3 one, blocking pipe, using the pipeline before the first drainage inspection well and the second drainage inspection well as closed-water test
The first closure air bag and is respectively set in the water inlet end of the first drainage inspection well and the water inlet end of the second drainage inspection well in pipeline section
Two block air bag；
Step 3 two, closed-water test are poured water from the first drainage inspection well, are made water level to the Jing Ding of the first drainage inspection well or are higher by
Tube top 2m carries out closed-water test by code requirement；
Step 3 three, next pipeline closed-water test prepare, and third closure air bag is arranged in the water inlet end of third drainage inspection well.
5. concrete according to claim 1 expires packet drainage pipeline tubine construction method, it is characterised in that: the pipeline exists
One of expansion joint, slit width 30mm, and the spacing at expansion joint are set when pouring, at pipe joint no more than 20m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810912891.6A CN108978838A (en) | 2018-08-10 | 2018-08-10 | Concrete expires packet drainage pipeline tubine construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810912891.6A CN108978838A (en) | 2018-08-10 | 2018-08-10 | Concrete expires packet drainage pipeline tubine construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108978838A true CN108978838A (en) | 2018-12-11 |
Family
ID=64552907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810912891.6A Pending CN108978838A (en) | 2018-08-10 | 2018-08-10 | Concrete expires packet drainage pipeline tubine construction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110629854A (en) * | 2019-09-18 | 2019-12-31 | 中国化学工程第六建设有限公司 | Drainage construction method suitable for high-pressure jet grouting pile combined sewage pump in island environment |
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2018
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|---|---|---|---|---|
| CN102877538A (en) * | 2012-10-22 | 2013-01-16 | 济南城建集团有限公司 | Construction method for fixing HDPE (high-density polypropylene) pipe by embedding iron wires |
| KR101599403B1 (en) * | 2015-08-28 | 2016-03-03 | (주)국제피스코 | Method for constructing clean sewer pipe |
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| CN106978843A (en) * | 2017-04-25 | 2017-07-25 | 杭州之江市政建设有限公司 | Municipal drainage pipeline construction technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110629854A (en) * | 2019-09-18 | 2019-12-31 | 中国化学工程第六建设有限公司 | Drainage construction method suitable for high-pressure jet grouting pile combined sewage pump in island environment |
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Application publication date: 20181211 |