CN106481881B - A kind of original pipe position no-dig technique splits the construction method that pipe repairs underground piping - Google Patents
A kind of original pipe position no-dig technique splits the construction method that pipe repairs underground piping Download PDFInfo
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- CN106481881B CN106481881B CN201611200108.0A CN201611200108A CN106481881B CN 106481881 B CN106481881 B CN 106481881B CN 201611200108 A CN201611200108 A CN 201611200108A CN 106481881 B CN106481881 B CN 106481881B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/024—Laying or reclaiming pipes on land, e.g. above the ground
- F16L1/028—Laying or reclaiming pipes on land, e.g. above the ground in the ground
- F16L1/038—Laying or reclaiming pipes on land, e.g. above the ground in the ground the pipes being made in situ
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- General Engineering & Computer Science (AREA)
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a kind of former pipe position no-dig techniques to split the construction method that pipe repairs underground piping, includes the following steps: Step 1: rule of thumb distance, working pit and hauling pipe working pit at digging drill；It is taken out Step 2: former pipeline is disconnected；Step 3: drilling machine to be placed in the guiding side of working pit at drilling machine, drilling rod is set to pass through pipeline to be split until entering hauling pipe working pit by being oriented to operation；Pipe cutter head is split Step 4: being inscribed in hauling pipe working pit；It is dragged Step 5: drilling machine returns；Step 6: drilling machine is displaced to the hauling pipe working pit side in step 1, using the hauling pipe working pit as working pit at next drilling machine, next hauling pipe working pit position is judged according to the tractive force detected in step 5, and excavate next hauling pipe working pit；Step 7: pipeline splices；Step 8: completion needs to be dragged the laying and mounting of new pipeline.Construction method of the invention is cut by combining drilling machine operation and splitting pipe cutter head, realizes and be efficiently laid with new pipeline at former pipe position under the conditions of no-dig technique.
Description
Technical field
The present invention relates to pipeline construction fields more particularly to a kind of former pipe position no-dig technique to split the construction that pipe repairs underground piping
Method.
Background technique
The function that City Buried Pipeline is responsible for the information transmitting in city, energy delivery, water drainage mitigation, waste dump is
The material base that city is depended on for existence and development is the important component of urban infrastructure, is to play city function, ensure
Social economy and urban construction health, the important foundation and guarantee of harmonious and sustainable development.In recent years, with urbanization process
Acceleration, City Buried Pipeline development is very swift and violent, and the municipal pipeline type and quantity being laid under urban road also tend to
It is various.But the problem of in terms of the following underground utilities, is also more and more, in " the road zipper " that causes therefrom, city
The problems such as flood, " power-off of cutting off the water is stopped the supple of gas or steam ", has become the city common people and is difficult to the heart trouble eliminated in the heart.The good Urban Underground pipe of management service
Line is preferably national economy service, has great importance.
For there are the City Buried Pipeline of structural defect, full-face tunneling more renews pipe, project amount is huge, it is clear that cannot
Comprehensively solve problem in short time, especially excavation bring urban road destroy, the pollution of environment, and the blocking of traffic is huge
Investment, be all that all sectors of society is beyond affordability, especially recently as the development of social economy, all kinds of pipelines in underground are close
Cloth, subterranean resource is very nervous, and many cities, which are excavated, buries new pipe without pipe position.Conventional repair techniques are taken to repair old pipeline
Multiple, under the specific conditions such as more, the underground utilities complexity of leak source, difficulty of construction is larger, is difficult to restore former pipeline prouctiveness completely,
It can not tackle the problem at its root.
Present invention research former pipe position no-dig technique splits the construction party that a kind of efficient stable of former pipeline is cut in pipe recovery technique
Method, this method is incessantly small on surrounding enviroment influence, and does not have to new planning pipe position using former pipe position, for the city of pipe position anxiety
There is apparent advantage for the reparation of underground utilities.
Summary of the invention
The technical problem to be solved by the present invention is to high-efficiency pipeline applied widely under the conditions of no-dig technique layings, to understand
The certainly above problem, the present invention provide a kind of former pipe position no-dig technique and split the construction method that pipe repairs underground piping, include the following steps:
Step 1: rule of thumb distance, working pit and hauling pipe working pit along pipe lengths digging drill；
It is taken out Step 2: the former pipeline at working pit at digging drill and hauling pipe working pit is disconnected；
Step 3: drilling machine to be placed in the guiding side of working pit at drilling machine, drilling rod is set to pass through pipeline to be split by being oriented to operation
Until entering hauling pipe working pit；
Pipe cutter head is split Step 4: being inscribed in hauling pipe working pit, the guiding side for splitting pipe cutter head is connect with drilling rod, splits pipe cutter head
New pipeline is dragged in traction side reception；
It is dragged Step 5: drilling machine returns, while the tractive force at drilling rod is detected by the drawing-off force snesor of drilling machine, by splitting pipe
Cutter head splits pipeline to be split, and will be dragged to working pit at drilling machine wait drag new pipeline to return along former pipeline location, then complete wait drag new pipe
The laying in road；
Step 6: pipe cutter head will be split from drilling rod and removed on new pipeline wait drag, hauling pipe drilling machine being displaced in step 1
Working pit side, using the hauling pipe working pit as working pit at next drilling machine, according under the tractive force judgement detected in step 5
One hauling pipe working pit position, and excavate next hauling pipe working pit；
Step 7: repeating step 2 to step 5, next laying wait drag new pipeline is completed, will complete to be laid in step 5
Wait drag new pipeline and next wait drag new pipeline to splice；
Step 8: repeating step 7, the laying and mounting that need to be dragged new pipeline, landfill work hole are completed, construction terminates.
Further, in step 1, experience distance is determined according to the material of the tractive force of drilling machine and pipeline to be split.
Further, experience distance is 300 meters -400 meters.
Further, in step 1, gradient processing is done to the skirt side of hauling pipe working pit.
Further, in step 1,8-12 ° is set by the gradient of the skirt side of hauling pipe working pit.
Further, in step 6, when the tractive force detected in step 5 be greater than drilling machine maximum drawbar pull 80%, then
The distance of working pit position at next hauling pipe working pit position and next drilling machine is decreased to the 80% of experience distance.
Further, in step 6, when the tractive force detected in step 5 be less than drilling machine maximum drawbar pull 60%, then
The distance of working pit position at next hauling pipe working pit position and next drilling machine is increased to 1.1-1.2 times of experience distance.
Further, in step 6, when the tractive force detected in step 5 is greater than the 60- of drilling machine maximum drawbar pull
80%, then the distance of working pit position at next hauling pipe working pit position and next drilling machine is equal to experience distance.
The invention has the following beneficial effects:
(1) a kind of former pipe position no-dig technique of the invention splits the construction method that pipe repairs underground piping, by combining drilling machine to make
Industry carries out cleaning dredging to former pipeline with the cutting of pipe cutter head, drilling machine guiding operation is split, and returns and is pulled through journey offer tractive force, all processes
It settles at one go, realizes and be efficiently laid with new pipeline at former pipe position under the conditions of no-dig technique.
(2) guiding operation is provided by drilling machine and split the power of pipe cutting, the dynamic process of real-time detection drawing-off, thus right
Construction distance is adjusted in time, and the high efficiency and controllability of construction may be implemented, and reduces equipment loss, and risk of doing over again.
Detailed description of the invention
Fig. 1 is that a kind of former pipe position no-dig technique of the invention splits the excavation working pit that pipe repairs the construction method of underground piping
Schematic diagram.
Fig. 2 is that a kind of former pipe position no-dig technique of the invention splits the disconnected pipe construction that pipe repairs the construction method of underground piping
Schematic diagram.
Fig. 3 is the drilling machine guiding operation that a kind of former pipe position no-dig technique of the invention splits that pipe repairs the construction method of underground piping
Schematic diagram.
Fig. 4 is that a kind of former pipe position no-dig technique of the invention splits pipe and repairs the returning for construction method of underground piping operation is dragged to illustrate
Figure.
Fig. 5 is that a kind of former pipe position no-dig technique of the invention splits pipe and repairs the returning for construction method of underground piping operation is dragged to illustrate
Figure.
In figure, drilling machine 1, pipeline 2 to be split, drilling rod 11 splits pipe cutter head 3, wait drag new pipeline 4.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawing and referring to data.It should be understood that embodiment is intended merely to lift
Example illustrates the present invention, rather than limits the range of invention in any way.
As shown in Figs. 1-5, the invention discloses a kind of former pipe position no-dig techniques to split the construction method that pipe repairs underground piping, packet
Include following steps:
Step 1: rule of thumb distance, working pit and hauling pipe working pit, such as Fig. 1 along pipe lengths digging drill
It is shown；
It is taken out Step 2: the former pipeline at working pit at digging drill and hauling pipe working pit is disconnected, as shown in Figure 2；
Step 3: drilling machine to be placed in the guiding side of working pit at drilling machine, drilling rod is set to pass through pipeline to be split by being oriented to operation
Until entering hauling pipe working pit, as shown in Figure 3；
Pipe cutter head is split Step 4: being inscribed in hauling pipe working pit, the guiding side for splitting pipe cutter head is connect with drilling rod, splits pipe cutter head
New pipeline is dragged in traction side reception；Wherein split pipe cutter head can be selected it is conventional split tube method construction split pipe cutter head, as shown in Figure 4.
It is dragged Step 5: drilling machine returns, while the tractive force at drilling rod is detected by the drawing-off force snesor of drilling machine, by splitting pipe
Cutter head splits pipeline to be split, and will be dragged to working pit at drilling machine wait drag new pipeline to return along former pipeline location, then complete wait drag new pipe
The laying in road, as shown in Figure 5；
Step 6: pipe cutter head will be split from drilling rod and removed on new pipeline wait drag, hauling pipe drilling machine being displaced in step 1
Working pit side, using the hauling pipe working pit as working pit at next drilling machine, according under the tractive force judgement detected in step 5
One hauling pipe working pit position, and excavate next hauling pipe working pit；Influence due to construction distance to drilling rod drafting force is exponential
Rise, when constructing under experience distance condition, drafting force is excessive, then needs to reduce construction distance, to avoid work progress
In, drafting force is excessive to cause construction that can not carry out, to cause to do over again, increases construction cost；It is applied when under distance condition of constructing
In working hour, drafting force is too small, then needs suitably to increase construction distance, to increase construction efficiency.
Step 7: repeating step 2 to step 5, next laying wait drag new pipeline is completed, will complete to be laid in step 5
Wait drag new pipeline and next wait drag new pipeline to splice；
Step 8: repeating step 7, the laying and mounting that need to be dragged new pipeline, landfill work hole are completed, construction terminates.
In one embodiment, in step 1, experience is determined according to the material of the tractive force of drilling machine and pipeline to be split
Distance.
In one embodiment, experience distance is 300 meters -400 meters.
In one embodiment, in step 1, gradient processing is done to the skirt side of hauling pipe working pit.
In one embodiment, in step 1,8-12 ° is set by the gradient of the skirt side of hauling pipe working pit, at this
Under the conditions of the gradient, wait drag new pipeline return drag construction when, deform it is ideal, return drag during the resistance that is subject to it is minimum.
In one embodiment, in step 6, when the tractive force detected in step 5 is greater than drilling machine maximum drawbar pull
80%, then the distance of working pit position at next hauling pipe working pit position and next drilling machine is decreased to the 80% of experience distance.
When maximum drafting power is greater than 80%, it will lead to due to the burst factor in work progress, cause drafting force excessive, construction can not
Continue, there is the construction risk done over again.By reducing distance of constructing, the ability to ward off risks in work progress can be improved, reduction is applied
Work rework rate.
In one embodiment, in step 6, when the tractive force detected in step 5 is less than drilling machine maximum drawbar pull
60%, then the distance of working pit position at next hauling pipe working pit position and next drilling machine is increased to the 1.1- of experience distance
1.2 again.When drafting force is less than the 60% of maximum drafting power, although can guarantee that work progress is not done over again risk, is not filled
Divide the drafting force using drilling machine, cause construction efficiency low, by increasing distance of constructing, construction efficiency can be greatly improved, and simultaneously
Reduce construction times.
In one embodiment, in step 6, when the tractive force detected in step 5 is greater than drilling machine maximum drawbar pull
The distance of working pit position at next hauling pipe working pit position and next drilling machine is then equal to experience distance by 60-80%.Production is real
Middle discovery is trampled, under conditions of drafting force maintains 60%-80%, least risk of doing over again of constructing, while taking full advantage of drilling machine
Drafting force, experience distance is optimal construction distance, construction efficiency highest, and construction times are minimum.
The preferred embodiment of the present invention has been described in detail above.It should be appreciated that those skilled in the art without
It needs creative work according to the present invention can conceive and makes many modifications and variations.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical solution, all should be within the scope of protection determined by the claims.
Claims (5)
1. a kind of original pipe position no-dig technique splits the construction method that pipe repairs underground piping, which comprises the steps of:
Step 1: rule of thumb distance, working pit and hauling pipe working pit along pipe lengths digging drill；
It is taken out Step 2: the former pipeline at working pit at digging drill and hauling pipe working pit is disconnected；
Step 3: drilling machine to be placed in the guiding side of working pit at drilling machine, so that drilling rod is passed through pipeline to be split by being oriented to operation until
Into hauling pipe working pit；
Pipe cutter head is split Step 4: being inscribed in hauling pipe working pit, the guiding side for splitting pipe cutter head is connect with drilling rod, splits the traction of pipe cutter head
It flanks wait drag new pipeline；
It is dragged Step 5: drilling machine returns, while the tractive force at drilling rod is detected by the drawing-off force snesor of drilling machine, by splitting pipe cutter head
Pipeline to be split is split, working pit at drilling machine will be dragged to wait drag new pipeline to return along former pipeline location, then completed wait drag new pipeline
It is laid with；
Step 6: pipe cutter head will be split from drilling rod and removed on new pipeline wait drag, drilling machine is displaced to the work of the hauling pipe in step 1
It cheats side and next drag is judged according to the tractive force detected in step 5 using the hauling pipe working pit as working pit at next drilling machine
Pipe working pit position, and excavate next hauling pipe working pit；
Step 7: repeating step 2 to step 5, complete next laying wait drag new pipeline, will complete to be laid in step 5 to
Drag new pipeline and next wait drag new pipeline to splice；
Step 8: repeating step 7, the laying and mounting that need to be dragged new pipeline, landfill work hole are completed, construction terminates,
In,
In step 6, when the tractive force detected in step 5 is greater than the 80% of drilling machine maximum drawbar pull, then by next hauling pipe work
The distance for making working pit position at hole position and next drilling machine is decreased to the 80% of experience distance；
In step 6, when the tractive force detected in step 5 is less than the 60% of drilling machine maximum drawbar pull, then by next hauling pipe work
The distance for making working pit position at hole position and next drilling machine increases to 1.1-1.2 times of experience distance；
In step 6, when the tractive force detected in step 5 is greater than the 60-80% of drilling machine maximum drawbar pull, then by next hauling pipe
The distance of working pit position is equal to experience distance at working pit position and next drilling machine.
2. construction method as described in claim 1, which is characterized in that in step 1, according to the tractive force of drilling machine and wait split
The material of pipeline determines experience distance.
3. construction method as claimed in claim 2, which is characterized in that the experience distance is 300 meters -400 meters.
4. construction method as described in claim 1, which is characterized in that in step 1, done to the skirt side of hauling pipe working pit
Gradient processing.
5. construction method as claimed in claim 4, which is characterized in that in step 1, by the skirt side of hauling pipe working pit
The gradient is set as 8-12 °.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611200108.0A CN106481881B (en) | 2016-12-22 | 2016-12-22 | A kind of original pipe position no-dig technique splits the construction method that pipe repairs underground piping |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611200108.0A CN106481881B (en) | 2016-12-22 | 2016-12-22 | A kind of original pipe position no-dig technique splits the construction method that pipe repairs underground piping |
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| CN106481881B true CN106481881B (en) | 2018-12-07 |
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| CN107859784A (en) * | 2017-12-21 | 2018-03-30 | 上海煤气第二管线工程有限公司 | A kind of pipeline splits pipe device and its construction method |
| CN108222221B (en) * | 2018-02-01 | 2020-06-26 | 杭州大江东城市设施管养有限公司 | Maintenance process for municipal sewage pipe |
| CN108361466A (en) * | 2018-02-01 | 2018-08-03 | 杭州大江东城市设施管养有限公司 | A kind of municipal pipeline maintenance construction technique |
| CN110131502B (en) * | 2019-05-24 | 2020-11-17 | 郑州水务建筑工程股份有限公司 | Nondestructive dismantling method for pressure bell and spigot pipeline |
| CN112664215A (en) * | 2020-12-29 | 2021-04-16 | 天津倚通科技发展有限公司 | Laying method of trenchless new pipeline |
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| CN103527850A (en) * | 2013-11-01 | 2014-01-22 | 浙江富浩管业有限公司 | Non-excavation construction system for ultra-large-aperture PE drain pipes |
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| CN105805413A (en) * | 2016-05-17 | 2016-07-27 | 天津天易海上工程有限公司 | Construction method for quick equal-diameter replacement of old glass pipeline |
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| CN1269003A (en) * | 1995-04-28 | 2000-10-04 | Tti管线施工技术有限公司 | Method and apparatus for cleaning public pipeline and then changed with polyolefin pipeline |
| CN1197175A (en) * | 1997-04-16 | 1998-10-28 | 东邦瓦斯株式会社 | Replacing construction method and appts. for pipe |
| CN101852312A (en) * | 2009-04-03 | 2010-10-06 | 中冶成工上海五冶建设有限公司 | Pull tube mounting method of passing pipeline |
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Address after: No.162 Weifang Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai, 200122 Patentee after: Shanghai Energy Construction Group Co.,Ltd. Address before: 200122 No. 162, Weifang Road, Shanghai, Pudong New Area Patentee before: SHANGHAI MUNICIPAL GAS NO.2 PIPELINES ENGINEERING Co.,Ltd. |