CN105805413A - Construction method for quick equal-diameter replacement of old glass pipeline - Google Patents
Construction method for quick equal-diameter replacement of old glass pipeline Download PDFInfo
- Publication number
- CN105805413A CN105805413A CN201610330665.8A CN201610330665A CN105805413A CN 105805413 A CN105805413 A CN 105805413A CN 201610330665 A CN201610330665 A CN 201610330665A CN 105805413 A CN105805413 A CN 105805413A
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- Prior art keywords
- glass steel
- steel pipeline
- old glass
- isometrical
- construction method
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/162—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe
- F16L55/165—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section
- F16L55/1658—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section the old pipe being ruptured prior to insertion of a new pipe
-
- 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
- F16L1/032—Laying or reclaiming pipes on land, e.g. above the ground in the ground the pipes being continuous
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention relates to a construction method for quick equal-diameter replacement of an old glass pipeline. The construction method comprises the following steps: a special pipe breaking, broaching and penetrating device is used for synchronously finishing breaking and broaching of an old glass steel pipeline and equal-diameter penetration of a new hose: the front end of the special pipe breaking, broaching and penetrating device is connected with a winch through a steel wire rope, and the back end of the special pipe breaking, broaching and penetrating device is connected with a new equal-diameter hose; the winch tows the pipe breaking, broaching and penetrating device to advance through the steel wire rope; the old glass steel pipeline is broken and expanded to an original caliber (or larger than the original caliber); and the pipe breaking, broaching and penetrating device drives the new equal-diameter hose to advance until the new equal-diameter hose is mounted in place. The construction method is fast in construction speed and short in time, improves the construction efficiency, and reduces the influence on ground.
Description
Technical field
The invention belongs to pipeline construction field, particularly relate to the construction method of a kind of quick old glass steel pipeline of isometrical replacement.
Background technology
For municipal administration plumbing, sewage, the oil-gas transportation in oil field, water filling buried glass steel pipeline in use can aging, seepage, need to carry out excavation process to the routine replacement method of these buried pipelines, but these pipelines are likely to be imbedded in below road, building or farmland, difficulty is big, construction cost is high, speed of application is slow, the engineering time is long for excavation.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that the construction method of a kind of quick old glass steel pipeline of isometrical replacement, construction method speed of application is fast, the time is short for this, improve the efficiency of construction, shortens the impact on ground.
The present invention is achieved through the following technical solutions:
The construction method of a kind of quick old glass steel pipeline of isometrical replacement, its construction method comprises the steps:
(1), job site is reconnoitred；
(2), designing and calculating；
(3), channel excavation；The beginning and end of the new flexible pipe crossline of channel angular carries out channel excavation, forms initiating terminal groove and terminal trenches, arranges isometrical new hose disk and winch position；
(4), old glass steel pipeline pigging；
(5), utilize special broken reaming pipe lining device of cutting once to simultaneously complete that old glass steel pipeline is broken to be cut, reaming and new the isometrical of flexible pipe pass through: broken cut reaming pipe lining device front end by special and connect a winch by steel wire rope, the special broken rear end cutting reaming pipe lining device is connected isometrical new flexible pipe, winch is cut reaming pipe lining device move ahead by rope traction is broken, old glass steel pipeline is broken to be cut and is expanded to original bore (or more than original bore), and broken reaming pipe lining device of cutting drives isometrical new flexible pipe to move ahead laying until installing into position；
, isometrical new flexible pipe pressure testing and being connected with former process pipelines, site recovery construction is complete.
And, described job site is reconnoitred and is included determining that traversing pipe line initiates and final position, check pipeline route earth's surface situation, it is determined that pass through initial and terminal excavation plan, it is determined that facility, hose disk putting position, draw spot plane layout drawing, the old pipeline overall dimensions of field survey, measures initial and terminal distance, it is determined that traverse distance, and contrast with design and former construction as-constructed plan, it is determined that new hose size, length.
And, described designing and calculating: the earth resistance of the broken shear force of old glass steel pipeline and traversing pipe line route reaming is calculated, it is determined that winch capacity and winch parameter.
And, described old glass steel pipeline pigging: remove glass steel pipeline surface earth in old glass steel pipeline initiating terminal groove and terminal groove, and cut；Old glass steel pipeline initiating terminal at initiating terminal groove installs special spherical pig emitter, and this special spherical pig emitter and old glass steel pipeline initiating terminal adopt fixture to fix, and adopt sealing ring to seal；In the old glass steel pipeline terminal of terminal groove, spherical pig is installed and receives the string bag；Foam spherical pig being put into special spherical pig emitter, opens stop valve, residuals in pipeline is cleared up by driving foam spherical pig of calming the anger；As in pipeline without tamper, foam spherical pig will pass through glass steel pipeline and arrive pipeline terminal, be received the string bag by terminal spherical pig and catch, and terminal sets special messenger and guards, find that spherical pig enters the reception string bag and notifies that transmitting terminal personnel close valve of calming the anger in time, stop supply.
And, described special spherical pig emitter includes spherical pig launching tube, and this spherical pig launching tube is provided with stop valve, gauge valve and Pressure gauge, and stop valve connects air compressor machine by air hose, installs foam spherical pig in spherical pig launching tube end.
And, described special breaking cuts reaming pipe lining device: include axis of traction, expanding ferrule, countersinking structure and N number of reaming cutting knife, axis of traction is coaxially fixedly mounted with expanding ferrule, countersinking structure is connected in the front end of expanding ferrule, reaming cutting knife is fixedly arranged on countersinking structure outer wall, 2≤N≤8.
And, the front end of described axis of traction is fixedly mounted with traction engaging lug, and the rear end of axis of traction is fixedly mounted with hose connection ear.
And, reinforce gripper shoe and post-reinforcing gripper shoe before being fixedly mounted with respectively between described expanding ferrule both ends and axis of traction.
And, the described reaming cutting knife front end being packed on countersinking structure outer wall extension is packed on axis of traction.
The construction method of a kind of quick old glass steel pipeline of expanding replacement, it includes the construction method of the quick old glass steel pipeline of isometrical replacement, and the diameter of expanding new flexible pipe is more than old glass reinforced plastic pipe linear diameter Lmm, 0 < L≤50.
Advantages of the present invention and having the beneficial effect that
1, the construction method of this quick old glass steel pipeline of isometrical replacement includes utilizing special broken reaming pipe lining device of cutting once to simultaneously complete that old glass steel pipeline is broken to be cut, reaming and new the isometrical of flexible pipe pass through: broken cut reaming pipe lining device front end by special and connect a winch by steel wire rope, the special broken rear end cutting reaming pipe lining device is connected isometrical new flexible pipe, winch is cut reaming pipe lining device move ahead by rope traction is broken, old glass steel pipeline is broken to be cut and is expanded to original bore, broken reaming pipe lining device of cutting drives isometrical new flexible pipe to move ahead laying until installing into position, this construction method speed of application is fast, time is short, improve the efficiency of construction, shorten the impact on ground.
2, special the breaking in the present invention cuts reaming pipe lining device: include axis of traction, expanding ferrule, countersinking structure and N number of reaming cutting knife, axis of traction is coaxially fixedly mounted with expanding ferrule, connect countersinking structure in the front end of expanding ferrule, reaming cutting knife is fixedly arranged on countersinking structure outer wall, 2≤N≤8, simple in construction, design science is reasonable, it is possible to be effectively improved the new and old replacement velocity of glass steel pipeline, improves efficiency of construction, reduce construction cost, safe and reliable.
3, the present invention is too for the construction method of the quick old glass steel pipeline of expanding replacement, it includes the construction method of the quick old glass steel pipeline of isometrical replacement, the diameter of expanding new flexible pipe is more than old glass reinforced plastic pipe linear diameter Lmm, 0 < L≤50, increase existing pipeline flow, improve the transportation flow scale of construction, improve conevying efficiency, reduce operating cost.
4, the special spherical pig emitter of the present invention includes spherical pig launching tube, this spherical pig launching tube is provided with stop valve, gauge valve and Pressure gauge, stop valve connects air compressor machine by air hose, foam spherical pig is installed in spherical pig launching tube end, can quickly remove the foreign material in old pipeline, improve the efficiency of walking of new pipeline, reduce resistance, improve integral construction efficiency.
Accompanying drawing explanation
Fig. 1 is the old glass steel pipeline pigging structural representation of the present invention；
Fig. 2 is that the present invention utilizes special broken reaming pipe lining device of cutting once to simultaneously complete that old glass steel pipeline is broken to be cut, the isometrical crossing structure schematic diagram of reaming and new flexible pipe；
Fig. 3 is that the special broken of the present invention cuts reaming pipe lining device structural representation；
Fig. 4 is the sectional view of Fig. 3.
Detailed description of the invention
Below by specific embodiment, the invention will be further described, and following example are illustrative, is not determinate, it is impossible to limit protection scope of the present invention with this.
The construction method of a kind of quick old glass steel pipeline of isometrical replacement, its construction method comprises the steps:
(1), job site is reconnoitred；
(2), designing and calculating；
(3), channel excavation；The beginning and end of the new flexible pipe crossline of channel angular carries out channel excavation, forms initiating terminal groove 10 and terminal trenches 9, arranges isometrical new hose disk 15 and winch 11 position；
(4), old glass steel pipeline 7 pigging；
(5), utilize special broken reaming pipe lining device 13 of cutting once to simultaneously complete that old glass steel pipeline is broken to be cut, reaming and new the isometrical of flexible pipe 14 pass through: by steel wire rope 12, special broken reaming pipe lining device front end of cutting is connected a winch, the special broken rear end cutting reaming pipe lining device is connected isometrical new flexible pipe, winch is cut reaming pipe lining device move ahead by rope traction is broken, old glass steel pipeline is broken to be cut and is expanded to original bore, and broken reaming pipe lining device of cutting drives isometrical new flexible pipe to move ahead laying until installing into position；Special breaking cuts reaming pipe lining device: include axis of traction 13-2, expanding ferrule 13-6, countersinking structure 13-4 and N number of reaming cutting knife 13-3, axis of traction is coaxially fixedly mounted with expanding ferrule, countersinking structure is connected in the front end of expanding ferrule, reaming cutting knife is fixedly arranged on countersinking structure outer wall, 2≤N≤8.The front end of axis of traction is fixedly mounted with traction engaging lug 13-1, and the rear end of axis of traction is fixedly mounted with hose connection ear 13-7.Gripper shoe 13-5 and post-reinforcing gripper shoe 13-8 is reinforced before being fixedly mounted with respectively between expanding ferrule both ends and axis of traction.It is packed in the extension of the reaming cutting knife front end on countersinking structure outer wall to be packed on axis of traction.
, isometrical new flexible pipe pressure testing and being connected with former process pipelines, site recovery construction is complete.
The job site of the present invention is reconnoitred and is included determining that traversing pipe line initiates and final position, check pipeline route earth's surface situation, determine and pass through initial and terminal excavation plan, determine facility, hose disk putting position, draw spot plane layout drawing, the old pipeline overall dimensions of field survey, measure initial and terminal distance, determine traverse distance and contrast with design and former construction as-constructed plan, it is determined that new hose size, length.
The designing and calculating of the present invention: the earth resistance of the broken shear force of old glass steel pipeline and traversing pipe line route reaming is calculated, it is determined that winch capacity and winch parameter.
The old glass steel pipeline pigging of the present invention: remove glass steel pipeline surface earth in old glass steel pipeline initiating terminal groove and terminal groove, and cut；Old glass steel pipeline initiating terminal at initiating terminal groove installs special spherical pig emitter, and this special spherical pig emitter and old glass steel pipeline initiating terminal adopt fixture to fix, and adopt sealing ring to seal；In the old glass steel pipeline terminal of terminal groove, spherical pig is installed and receives the string bag 8；Foam spherical pig being put into special spherical pig emitter, opens stop valve, residuals in pipeline is cleared up by driving foam spherical pig of calming the anger；As in pipeline without tamper, foam spherical pig will pass through glass steel pipeline and arrive pipeline terminal, be received the string bag by terminal spherical pig and catch, and terminal sets special messenger and guards, find that spherical pig enters the reception string bag and notifies that transmitting terminal personnel close valve of calming the anger in time, stop supply.Special spherical pig emitter includes spherical pig launching tube 5, and this spherical pig launching tube is provided with stop valve 3, gauge valve and Pressure gauge 4, and stop valve connects air compressor machine 1 by air hose 2, installs foam spherical pig 6 in spherical pig launching tube end.
The construction method of a kind of quick old glass steel pipeline of expanding replacement, it includes the construction method of the quick old glass steel pipeline of isometrical replacement, and the diameter of expanding new flexible pipe is more than old glass reinforced plastic pipe linear diameter Lmm, 0 < L≤50.Illustrate, utilize same method and special purpose device that the new hose line than the old big 5mm of glass reinforced plastic pipe linear diameter can be installed.
Above the present invention has been done exemplary description; should be noted that; when without departing from the core of the present invention, any simple deformation, amendment or other those skilled in the art can not spend the equivalent replacement of creative work to each fall within protection scope of the present invention.
Claims (10)
1. the construction method of the quick old glass steel pipeline of isometrical replacement, it is characterised in that: this construction method comprises the steps:
(1), job site is reconnoitred；
(2), designing and calculating；
(3), channel excavation；The beginning and end of the new flexible pipe crossline of channel angular carries out channel excavation, forms initiating terminal groove and terminal trenches, arranges isometrical new hose disk and winch position；
(4), old glass steel pipeline pigging；
(5), utilize special broken reaming pipe lining device of cutting once to simultaneously complete that old glass steel pipeline is broken to be cut, reaming and new the isometrical of flexible pipe pass through: broken cut reaming pipe lining device front end by special and connect a winch by steel wire rope, the special broken rear end cutting reaming pipe lining device is connected isometrical new flexible pipe, winch is cut reaming pipe lining device move ahead by rope traction is broken, old glass steel pipeline is broken to be cut and is expanded to original bore or more than original tube diameter, and broken reaming pipe lining device of cutting drives isometrical new flexible pipe to move ahead laying until installing into position；
, isometrical new flexible pipe pressure testing and being connected with former process pipelines, site recovery construction is complete.
2. the construction method of the quick old glass steel pipeline of isometrical replacement according to claim 1, it is characterized in that: described job site is reconnoitred and included determining that traversing pipe line initiates and final position, check pipeline route earth's surface situation, determine and pass through initial and terminal excavation plan, determine facility, hose disk putting position, draw spot plane layout drawing, the old pipeline overall dimensions of field survey, measure initial and terminal distance, determine traverse distance, and contrast with design and former construction as-constructed plan, it is determined that new hose size, length.
3. the construction method of the quick old glass steel pipeline of isometrical replacement according to claim 1, it is characterized in that: described designing and calculating: the earth resistance of the broken shear force of old glass steel pipeline and traversing pipe line route reaming is calculated, it is determined that winch capacity and winch parameter.
4. the construction method of the quick old glass steel pipeline of isometrical replacement according to claim 1, it is characterised in that: described old glass steel pipeline pigging: remove glass steel pipeline surface earth in old glass steel pipeline initiating terminal groove and terminal groove, and cut；Old glass steel pipeline initiating terminal at initiating terminal groove installs special spherical pig emitter, and this special spherical pig emitter and old glass steel pipeline initiating terminal adopt fixture to fix, and adopt sealing ring to seal；In the old glass steel pipeline terminal of terminal groove, spherical pig is installed and receives the string bag；Foam spherical pig being put into special spherical pig emitter, opens stop valve, residuals in pipeline is cleared up by driving foam spherical pig of calming the anger；As in pipeline without tamper, foam spherical pig will pass through glass steel pipeline and arrive pipeline terminal, be received the string bag by terminal spherical pig and catch, and terminal sets special messenger and guards, find that spherical pig enters the reception string bag and notifies that transmitting terminal personnel close valve of calming the anger in time, stop supply.
5. the construction method of the quick old glass steel pipeline of isometrical replacement according to claim 4, it is characterized in that: described special spherical pig emitter includes spherical pig launching tube, this spherical pig launching tube is provided with stop valve, gauge valve and Pressure gauge, stop valve connects air compressor machine by air hose, installs foam spherical pig in spherical pig launching tube end.
6. the construction method of the quick old glass steel pipeline of isometrical replacement according to claim 1, it is characterized in that: described special breaking cuts reaming pipe lining device: include axis of traction, expanding ferrule, countersinking structure and N number of reaming cutting knife, axis of traction is coaxially fixedly mounted with expanding ferrule, countersinking structure is connected in the front end of expanding ferrule, reaming cutting knife is fixedly arranged on countersinking structure outer wall, 2≤N≤8.
7. the construction method of the quick old glass steel pipeline of isometrical replacement according to claim 6, it is characterised in that: the front end of described axis of traction is fixedly mounted with traction engaging lug, and the rear end of axis of traction is fixedly mounted with hose connection ear.
8. the construction method of the quick old glass steel pipeline of isometrical replacement according to claim 6, it is characterised in that: reinforce gripper shoe and post-reinforcing gripper shoe before being fixedly mounted with respectively between described expanding ferrule both ends and axis of traction.
9. the construction method of the quick old glass steel pipeline of isometrical replacement according to claim 6, it is characterised in that: the described reaming cutting knife front end being packed on countersinking structure outer wall extension is packed on axis of traction.
10. the construction method of the quick old glass steel pipeline of expanding replacement, it is characterized in that: include the construction method of the old glass steel pipeline of quick isometrical replacement as described in claim 1-9, the diameter of expanding new flexible pipe is more than old glass reinforced plastic pipe linear diameter Lmm, 0 < L≤50.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610330665.8A CN105805413A (en) | 2016-05-17 | 2016-05-17 | Construction method for quick equal-diameter replacement of old glass pipeline |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610330665.8A CN105805413A (en) | 2016-05-17 | 2016-05-17 | Construction method for quick equal-diameter replacement of old glass pipeline |
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| CN105805413A true CN105805413A (en) | 2016-07-27 |
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| CN201610330665.8A Pending CN105805413A (en) | 2016-05-17 | 2016-05-17 | Construction method for quick equal-diameter replacement of old glass pipeline |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106481881B (en) * | 2016-12-22 | 2018-12-07 | 上海煤气第二管线工程有限公司 | A kind of original pipe position no-dig technique splits the construction method that pipe repairs underground piping |
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| CN105170583A (en) * | 2015-09-24 | 2015-12-23 | 宁波科尼管洁净科技有限公司 | Pipe cleaning ball-launching device and pipe cleaning method thereof |
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2016
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Patent Citations (7)
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| US5173009A (en) * | 1992-01-08 | 1992-12-22 | Martin Moriarty | Apparatus for replacing buried pipe |
| CN1197175A (en) * | 1997-04-16 | 1998-10-28 | 东邦瓦斯株式会社 | Replacing construction method and appts. for pipe |
| EP0913621A1 (en) * | 1997-10-29 | 1999-05-06 | Thyssen Schachtbau Rohrtechnik GmbH | Method of replacing a burried supply pipe and an apparatus for carrying out this method |
| CN102889427A (en) * | 2012-10-18 | 2013-01-23 | 北京隆科兴非开挖工程有限公司 | Device, system and method for repairing underground pipeline of trenchless pneumatic cracking pipe |
| CN204769768U (en) * | 2015-07-07 | 2015-11-18 | 中兴建设有限公司 | Concrete feeding is belt cleaning device for pipeline |
| CN105107803A (en) * | 2015-09-22 | 2015-12-02 | 云南大红山管道有限公司 | Water pressure testing and cleaning device for cross-country pipeline |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106481881B (en) * | 2016-12-22 | 2018-12-07 | 上海煤气第二管线工程有限公司 | A kind of original pipe position no-dig technique splits the construction method that pipe repairs underground piping |
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Application publication date: 20160727 |