CN106764054A - A kind of piping foundation method for non-excavating construction - Google Patents
A kind of piping foundation method for non-excavating construction Download PDFInfo
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- CN106764054A CN106764054A CN201710004721.3A CN201710004721A CN106764054A CN 106764054 A CN106764054 A CN 106764054A CN 201710004721 A CN201710004721 A CN 201710004721A CN 106764054 A CN106764054 A CN 106764054A
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- Prior art keywords
- replaced
- old pipeline
- push
- pipeline
- tamping tube
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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
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The present invention relates to laid in underground no-dig technique mode or recovery channel technical field, disclose a kind of piping foundation method for non-excavating construction, step one, dig main working pit and subtask hole；Step 2, drilling rod pierce subtask hole through old pipeline to be replaced, are stretched out in main working pit；Step 3, tamping tube hammer connection push and block plate；Step 4, air compressor machine are passed through pressure-air by rig, drilling rod to tamping tube hammer；Step 5, the one end connection tamping tube hammer in the main working pit of drilling rod；Step 6, ejector sleeve headgear cylinder clamping old pipeline to be replaced；The connection new pipeline to be replaced of step 7, tamping tube hammer；Step 8, air compressor machine export pressure-air to tamping tube hammer；Step 9, drilling rod pull tamping tube hammer, tamping tube hammer to promote push and block plate, push and block plate to promote old pipeline to be replaced.Construction method construction technology of the invention is simple, reduces the labour intensity of staff, and realizes and reclaim old pipeline, it is ensured that the quality of construction surface buildingses is unaffected.
Description
Technical field
The present invention relates to laid in underground no-dig technique mode or recovery channel technical field, it is especially a kind of for non-
The piping foundation method of excavation construction.
Background technology
In the prior art, in underground piping Renewal process, in order to avoid blocking the traffic, influenceing surrounding environment and apply
The low defect of work efficiency rate, generally lays replacing or recovery channel using no-dig technique mode.And change pipeline in no-dig technique mode
During, the device for smashing old pipeline is generally installed in tamping tube hammer front end, after being smashed to old pipeline, by tamping tube hammer dilatation,
New pipeline is pulled, new pipeline is laid.Especially increase-volume change pipe process in, old pipeline to be replaced is smashed, old pipeline it is residual
Slag takes ground space where pipeline, and new pipeline takes ground and takes ground more than old pipeline again, to ground space density degree
Influence is serious, earth's surface easily occurs and heaves, and influences surface structures quality.
It follows that in the prior art, in smashing construction method to old pipeline, it is impossible to discharge old pipeline, old pipeline is residual
Slag takes ground space, easily causes earth's surface and heaves so as to influence earth's surface construction quality.
The content of the invention
For the defect in the presence of above-mentioned background technology, technical scheme is as follows：
On the one hand a kind of piping foundation method for non-excavating construction is provided, is comprised the following steps：
Step one, the both ends of the surface position in old pipeline to be replaced, dig main working pit and subtask hole, will be to be replaced old
The both ends of pipeline are exposed at main working pit and subtask hole is internal；
Step 2, the earth's surface rigging up that side is cheated in subtask, rig drive drilling rod to pierce subtask hole inside, enter one
Walk through inside old pipeline to be replaced, and stretched out in main working pit；
Step 3, the nose cone position connection push and block plate in tamping tube hammer, it is horizontal that the push and block plate adapts to old pipeline to be replaced
Section shape and size, the ejector sleeve headgear cylinder of clamping old pipeline to be replaced is fixedly connected in the pipeline push and block face of push and block plate；
Step 4, the pressure-air input of rig connect the pressure-air output end of air compressor machine by high-pressure air pipe, bore
High air pressure passages are communicated to tamping tube hammer pressure-air input by machine by drilling rod；
Step 5, the one end in the main working pit of drilling rod connect tamping tube hammer leading section by connecting short section；
Step 6, ejector sleeve headgear cylinder clamping old pipeline to be replaced；
Step 7, the other end connection new pipeline to be replaced in tamping tube hammer；
Step 8, startup air compressor machine, the pressure-air output end output pressure-air of air compressor machine, pressure-air pass through high pressure
Tracheae is input into rig, and rig is input to the pressure-air input of tamping tube hammer by the cavity inside drilling rod；
Step 9, one end of drilling rod connection rig pull drilling rod, drilling rod to pull tamping tube hammer；Tamping tube hammer is under air compressor machine drive
Vibration, tamping tube hammer promotes push and block plate, push and block plate to promote old pipeline to be replaced to be stretched out in subtask hole, and new pipeline to be replaced is in master
Draw at working pit end；
Step 10, the size cheated according to subtask, release one section of old pipeline to be replaced, block recovery, are further continued for promoting surplus
Remaining old pipeline to be replaced, until old pipeline to be replaced is completely out, new pipeline to be replaced penetrates old pipeline position to be replaced.
In a preferred embodiment, in the step 3, push away baffle center and open up adaptation tamping tube hammer nose cone
The stress hole of shape, size, the stress hole adapts to be connected with the nose cone position of tamping tube hammer, the push and block plate shape, chi
Very little shape of cross section to old pipeline to be replaced, size are corresponding.
In a preferred embodiment, in the step 3, the ejector sleeve headgear cylinder includes：Inner sleeve and overcoat
Cylinder；The outer sleeve is set around the inner sleeve, and the difference of the external diameter of the internal diameter of the outer sleeve and the inner sleeve is 30-
90mm。
In a preferred embodiment, it is engaged with inside the old pipeline to be replaced outside the inner sleeve, institute
The difference for stating the internal diameter of old pipeline to be replaced and the external diameter of inner sleeve is 10-40mm.
In a preferred embodiment, it is engaged with outside old pipeline to be replaced inside the outer tube, it is described outer
The difference of the internal diameter of sleeve pipe and old pipeline external diameter to be replaced is 10-40mm.
In a preferred embodiment, including：The sleeve leader of circular cone tubular, the opening end of sleeve leader with
Inner sleeve is fixedly connected or is integrally formed away from the mouth of pipe of push and block plate, the opening end external diameter and inner sleeve of the sleeve leader
External diameter is corresponding.
In a preferred embodiment, gusset before multiple is fixedly connected between the inner sleeve inwall and push and block plate.
In a preferred embodiment, also include：Cone cylinder, the opening end of the cone cylinder is fixedly connected on push and block edges of boards
At edge, the necking end of the cone cylinder is fixedly connected overcoat drum outer wall.
In a preferred embodiment, after the another side of the push and block plate is fixedly connected multiple near marginal position
Gusset.
A technical scheme in above-mentioned technical proposal has the advantages that：
In technical solution of the present invention, old pipeline to be replaced is released by ejector sleeve head, and will be to be replaced new by tamping tube hammer
Pipeline draws in pipeline position.Avoid in the method for prior art, simply smash old pipeline, old pipeline residue takes ground
Base space, influences foundation quality, so as to influence surface buildingses quality.Construction method construction technology of the invention is simple, reduces
Intensity of workers, old pipeline is reclaimed, it is ensured that the quality of construction surface buildingses is unaffected.
In technical solution of the present invention, ejector sleeve head casing tube, the non-pipe of push and block plate are fixedly connected on the pipeline push and block face of push and block plate
Road push and block face connects tamping tube hammer.In work progress, push and block plate promotion old pipeline to be replaced, ejector sleeve headgear protection of pipe old pipeline,
Avoiding the nozzle distortion of old pipeline influences to promote.Avoid in the prior art by way of smashing old pipeline, re-lay new pipe
Road, old pipeline residue takes ground space, the density of ground is influenceed, so as to influence the defect of surface structures amount of substance.The present invention
Ejector sleeve head can be avoided old pipeline residue and take ground space, influence the defect of foundation quality；And by old pipeline from ground
Released in base so as to recycle, it is to avoid old pipeline residue pollutes environment.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is in one embodiment of the present invention, the construction technology for the piping foundation method of non-excavating construction is illustrated
Figure；
Fig. 2 be one embodiment of the present invention in, for the ejector sleeve head sectional view of the piping foundation method of non-excavating construction；
Fig. 3 is the A direction views of Fig. 2；
Fig. 4 is the line B-B sectional view of Fig. 2；
Fig. 5 is the C direction views of Fig. 2；
Fig. 6 be one embodiment of the present invention in, for the knot of the more changing device of the piping foundation method of non-excavating construction
Structure schematic diagram；
Wherein, 1, inner sleeve leader, 2, inner sleeve, 3, outer sleeve, 4, preceding gusset, 5, cone cylinder, 6, push and block plate, 7, rear muscle
Plate, 8, stress hole, 9, ejector sleeve chamber, 10, old pipeline to be replaced, 11, drilling rod, 12, tamping tube hammer, 20, ejector sleeve head, 21, main working pit,
22nd, subtask hole, 23, rig.
Specific embodiment
Below in conjunction with accompanying drawing of the invention, technical scheme is clearly and completely described, it is clear that institute
The embodiment of description is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention,
The every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, belongs to this hair
The scope of bright protection.
As shown in figs 1 to 6, in one embodiment of the present of invention, a kind of piping foundation method for non-excavating construction,
Comprise the following steps：
Step one, the both ends of the surface position in old pipeline to be replaced 10, dig main working pit 21 and subtask hole 22, will treat
The both ends for changing old pipeline 10 are exposed inside main working pit 21 and subtask hole 22.
Step 2, the earth's surface rigging up 11 that 22 sides are cheated in subtask, rig 23 drive drilling rod 11 to pierce subtask hole
Inside 22, further pass through inside old pipeline to be replaced 10, and stretched out in main working pit 21.
Step 3, the nose cone position connection push and block plate 6 in tamping tube hammer 12, push and block plate 6 adapts to old pipeline to be replaced 10
Shape of cross section and size, the ejector sleeve headgear cylinder of clamping old pipeline 10 to be replaced is fixedly connected in the pipeline push and block face of push and block plate 6.
Step 4, the pressure-air input of rig 23 connect the pressure-air output end of air compressor machine by high-pressure air pipe,
High air pressure passages are communicated to the pressure-air input of tamping tube hammer 12 by rig 23 by drilling rod 11.
Step 5, the one end in the main working pit 21 of drilling rod 11 connect the leading section of tamping tube hammer 12 by connecting short section.
Step 6, ejector sleeve headgear cylinder clamping old pipeline 10 to be replaced.
Step 7, the other end connection new pipeline to be replaced in tamping tube hammer 12.
Step 8, startup air compressor machine, the pressure-air output end output pressure-air of air compressor machine, pressure-air pass through high pressure
Tracheae is input into rig 23, and rig 23 is input to the pressure-air input of tamping tube hammer 12 by the cavity inside drilling rod 11.
Step 9, one end of the connection rig 23 of drilling rod 11 pull drilling rod 11, drilling rod 11 to pull tamping tube hammer 12；Tamping tube hammer 12 exists
Air compressor machine drives lower vibration, and tamping tube hammer 12 promotes push and block plate 6, push and block plate 6 to promote old pipeline to be replaced 10 in subtask hole 22
Stretch out, new pipeline to be replaced is drawn at the end of main working pit 21.
Step 10, the size according to subtask hole 22, release one section of old pipeline to be replaced 10, block recovery, are further continued for pushing away
Remaining old pipeline to be replaced 10 is moved, until old pipeline to be replaced 10 is completely out, new pipeline to be replaced penetrates old pipe to be replaced
The position of road 10.
One embodiment of the present of invention, ejector sleeve first 20 includes a push and block plate 6, solid on the pipeline push and block face of push and block plate 6
Surely one end mouth of pipe of ejector sleeve headgear cylinder is connected.The thickness of preferred push and block plate 6 is 50-120mm.
Influenceed by old pipeline to be replaced periphery ground to reduce push and block plate 6, the shape of selection push and block plate 6, size are treated more
Change that the shape of cross section of old pipeline 10, size are corresponding, between the preferred edge of push and block plate 6 and the outer wall of old pipeline to be replaced 10 away from
From being 0-200mm.
In order to be further ensured that the mouth of pipe quality of old pipeline to be replaced 10, it is to avoid push and block plate 6 is damaged in pushing course,
In a kind of embodiment, ejector sleeve first 20 includes：Inner sleeve 2 and outer tube 3, inner sleeve 2 are stretched into inside old pipeline to be replaced 10, played
For ejector sleeve first 20 is oriented to, it is to avoid the internally flexural deformation of old pipeline to be replaced 10.Outer sleeve 3 is set around inner sleeve 2, outer sleeve
Outside 3 protection old pipelines 10 to be replaced, it is to avoid the outside bending of old pipeline to be replaced 10.Further ensure first 20 pairs of ejector sleeve
Old pipeline to be replaced 10 is released from ground inside, it is ensured that work progress is smoothed out.The internal diameter of outer sleeve 3 and inner sleeve 2
The difference of external diameter is 30-90mm, preferably adapts to the thickness design of old pipeline to be replaced 10.The shape between inner sleeve 2 and outer sleeve 3
It is convenient to promote old pipeline 10 to be replaced into ejector sleeve chamber 9, protect old pipeline 10 to be replaced.
In order to ensure that inner sleeve 2 is preferably protected to old pipeline to be replaced 10, can guarantee that inner sleeve 2 is smoothly stretched into again and treat
Change old pipeline 10 inside, be engaged with inside old pipeline to be replaced 10 outside inner sleeve 2, the internal diameter of old pipeline to be replaced 10 with
The difference of the external diameter of inner sleeve 2 is 10-40mm, preferably 20mm.
In order to ensure that outer sleeve 3 is preferably protected to old pipeline to be replaced 10, it is ensured that old pipeline to be replaced 10 can be smooth
It is careful enter outer tube 3 inside, be engaged with outside old pipeline to be replaced 10 inside outer tube 3, the internal diameter of outer tube 3 with it is to be replaced
The difference of the external diameter of old pipeline 10 is 10-40mm, preferably 20mm.
Inner sleeve 2 is stretched into inside old pipeline to be replaced 10 for convenience, is fixed away from the one end of push and block plate 6 in inner sleeve 2
Sleeve leader 1 is connected or is integrally formed, sleeve leader 1 is circular cone tubular.The opening end of sleeve leader 1 is connected with inner sleeve 2,
The opening end external diameter of sleeve leader 1 is corresponding to the external diameter of inner sleeve 2, and smooth transition.
In order to improve the bonding strength between inner sleeve 2 and push and block plate 6, it is to avoid inner sleeve 2 is damaged causes first 20 nothing of ejector sleeve
Method is used.Gusset 4 before being fixedly connected multiple between the inwall of inner sleeve 2 and push and block plate 6.Preferably use four preceding gussets 4.
In order to improve the bonding strength between inner sleeve 2 and push and block plate 6, the effect of first 20 dilatation of ejector sleeve is realized.In ejector sleeve
First 20 outer wall of outer sleeve 3 connection cone cylinder 5, the opening end of cone cylinder 5 is fixedly connected on the edge of push and block plate 6, the necking end of cone cylinder 5
It is fixedly connected the outer wall of outer sleeve 3.Cone cylinder 5 is shaped as cone boss shape.
In order to ensure the intensity of the forced position of push and block plate 6, the another side of push and block plate 6 is fixedly connected many near marginal position
Individual rear gusset 7.In the marginal position of push and block plate 6, the opposite side of rear gusset 7 exceedes old pipeline to be replaced 10 for the side of gusset 7 afterwards
Inner diameter location.
In another kind embodiment of the invention, a kind of pipeline changing device for non-excavating construction, including connection rig 23
Drilling rod 11, tamping tube hammer 12 and above-mentioned technical proposal ejector sleeve first 20, the nose cone of tamping tube hammer 12 coordinates with stress hole 8 and connects
Connect, the leading section of tamping tube hammer 12 passes through the end of connecting short section jointed rod 11.
Preferably, tamping tube hammer 12 is impactor beches.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and it is any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (9)
1. a kind of piping foundation method for non-excavating construction, comprises the following steps：
Step one, the both ends of the surface position in old pipeline to be replaced, dig main working pit and subtask hole, by old pipeline to be replaced
Both ends be exposed at main working pit and subtask hole is internal；
Step 2, the earth's surface rigging up that side is cheated in subtask, rig drive drilling rod to pierce subtask hole inside, further wear
Cross inside old pipeline to be replaced, and stretched out in main working pit；
Characterized in that, also comprising the following steps：
Step 3, the nose cone position connection push and block plate in tamping tube hammer, the push and block plate adapt to old pipeline cross section to be replaced
Shape and size, the ejector sleeve headgear cylinder of clamping old pipeline to be replaced is fixedly connected in the pipeline push and block face of push and block plate；
Step 4, the pressure-air input of rig connect the pressure-air output end of air compressor machine by high-pressure air pipe, and rig leads to
Cross drilling rod and high air pressure passages are communicated to tamping tube hammer pressure-air input；
Step 5, the one end in the main working pit of drilling rod connect tamping tube hammer leading section by connecting short section；
Step 6, ejector sleeve headgear cylinder clamping old pipeline to be replaced；
Step 7, the other end connection new pipeline to be replaced in tamping tube hammer；
Step 8, startup air compressor machine, the pressure-air output end output pressure-air of air compressor machine, pressure-air pass through high-pressure air pipe
Pressure-air is input to input rig, rig the pressure-air input of tamping tube hammer by the cavity inside drilling rod；
Step 9, one end of drilling rod connection rig pull drilling rod, drilling rod to pull tamping tube hammer；Tamping tube hammer shakes under air compressor machine drive
Dynamic, tamping tube hammer promotes push and block plate, push and block plate to promote old pipeline to be replaced to be stretched out in subtask hole, and new pipeline to be replaced is in main work
Make hole end to draw in；
Step 10, the size cheated according to subtask, release one section of old pipeline to be replaced, block recovery, are further continued for promoting remaining
Old pipeline to be replaced, until old pipeline to be replaced is completely out, new pipeline to be replaced penetrates old pipeline position to be replaced.
2. the piping foundation method for non-excavating construction according to claim 1, it is characterised in that the step 3
In, push away the front end that baffle center opens up adaptation tamping tube hammer nose cone shape, the stress hole of size, the stress hole and tamping tube hammer
Cone position adapts to connection, and the shape of cross section of the push and block plate shape, size and old pipeline to be replaced, size are corresponding.
3. the piping foundation method for non-excavating construction according to claim 1, it is characterised in that the step 3
In, the ejector sleeve headgear cylinder includes：Inner sleeve and outer sleeve；The outer sleeve is set around the inner sleeve, the outer sleeve
Internal diameter and the inner sleeve external diameter difference be 30-90mm.
4. the piping foundation method for non-excavating construction according to claim 3, it is characterised in that outside the inner sleeve
Portion is engaged with inside the old pipeline to be replaced, and the difference of the internal diameter of the old pipeline to be replaced and the external diameter of inner sleeve is 10-
40mm。
5. the piping foundation method for non-excavating construction according to claim 3, it is characterised in that in the outer tube
Portion is engaged with outside old pipeline to be replaced, and the difference of the internal diameter of the outer tube and old pipeline external diameter to be replaced is 10-40mm.
6. the piping foundation method for non-excavating construction according to claim 4, it is characterised in that including：Taper cone barrel
The sleeve leader of shape, the opening end of sleeve leader be fixedly connected away from the mouth of pipe of push and block plate with inner sleeve or integrally into
Type, the opening end external diameter of the sleeve leader is corresponding to the external diameter of inner sleeve.
7. the piping foundation method for non-excavating construction according to claim 3, it is characterised in that in the inner sleeve
Gusset before multiple is fixedly connected between wall and push and block plate.
8. the piping foundation method for non-excavating construction according to claim 3, it is characterised in that also include：Cone cylinder,
The opening end of the cone cylinder is fixedly connected on and pushes away at baffle edge, and the necking end of the cone cylinder is fixedly connected overcoat drum outer wall.
9. the piping foundation method for non-excavating construction according to claim 2, it is characterised in that the push and block plate
Another side is fixedly connected gusset after multiple near marginal position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710004721.3A CN106764054A (en) | 2017-01-04 | 2017-01-04 | A kind of piping foundation method for non-excavating construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710004721.3A CN106764054A (en) | 2017-01-04 | 2017-01-04 | A kind of piping foundation method for non-excavating construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106764054A true CN106764054A (en) | 2017-05-31 |
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ID=58950709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710004721.3A Pending CN106764054A (en) | 2017-01-04 | 2017-01-04 | A kind of piping foundation method for non-excavating construction |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107366781A (en) * | 2017-09-06 | 2017-11-21 | 中国石油化工股份有限公司 | A kind of replacing device and method of no-dig technique underground bearing 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 |
| CN108426095A (en) * | 2018-04-16 | 2018-08-21 | 益辟西（上海）工程管理有限公司 | A kind of underground utilities no-dig technique tube drawing process |
| CN109771170A (en) * | 2019-01-22 | 2019-05-21 | 张磊 | A kind of anti-infection isolating device of neonate department clinical medicine |
| CN110131502A (en) * | 2019-05-24 | 2019-08-16 | 郑州水务建筑工程股份有限公司 | A kind of lossless method for dismounting having pressure bell and spigot pipeline |
| CN111636892A (en) * | 2020-06-12 | 2020-09-08 | 江苏泛华传动机械有限公司 | Rock-entering combined gear box of trenchless push bench |
| CN113202975A (en) * | 2021-05-20 | 2021-08-03 | 中铁隧道局集团有限公司 | Underground obstacle pipeline processing method for urban restricted area |
| CN114109401A (en) * | 2022-01-25 | 2022-03-01 | 北京城建轨道交通建设工程有限公司 | Non-excavation dragging pipe pulling construction process |
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| DE19705566A1 (en) * | 1997-02-13 | 1998-08-20 | Horst Dipl Ing Brabender | Pipe laying equipment for replacing steel pipelines with plastic, avoiding trenching |
| US6896077B1 (en) * | 2002-11-04 | 2005-05-24 | The Charles Machines Works, Inc. | Rotary driven pipe-bursting tool |
| 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 |
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| US5785458A (en) * | 1991-11-13 | 1998-07-28 | Trenchless Replacement Services Ltd. | Trenchless pipeline replacement |
| DE19705566A1 (en) * | 1997-02-13 | 1998-08-20 | Horst Dipl Ing Brabender | Pipe laying equipment for replacing steel pipelines with plastic, avoiding trenching |
| US6896077B1 (en) * | 2002-11-04 | 2005-05-24 | The Charles Machines Works, Inc. | Rotary driven pipe-bursting tool |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107366781A (en) * | 2017-09-06 | 2017-11-21 | 中国石油化工股份有限公司 | A kind of replacing device and method of no-dig technique underground bearing 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 |
| CN108426095A (en) * | 2018-04-16 | 2018-08-21 | 益辟西（上海）工程管理有限公司 | A kind of underground utilities no-dig technique tube drawing process |
| CN109771170A (en) * | 2019-01-22 | 2019-05-21 | 张磊 | A kind of anti-infection isolating device of neonate department clinical medicine |
| CN110131502A (en) * | 2019-05-24 | 2019-08-16 | 郑州水务建筑工程股份有限公司 | A kind of lossless method for dismounting having pressure bell and spigot pipeline |
| CN111636892A (en) * | 2020-06-12 | 2020-09-08 | 江苏泛华传动机械有限公司 | Rock-entering combined gear box of trenchless push bench |
| CN113202975A (en) * | 2021-05-20 | 2021-08-03 | 中铁隧道局集团有限公司 | Underground obstacle pipeline processing method for urban restricted area |
| CN114109401A (en) * | 2022-01-25 | 2022-03-01 | 北京城建轨道交通建设工程有限公司 | Non-excavation dragging pipe pulling construction process |
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Application publication date: 20170531 |