CN103234076B - Device for exchanging underground pipelines without trenching and application method thereof - Google Patents
Device for exchanging underground pipelines without trenching and application method thereof Download PDFInfo
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- CN103234076B CN103234076B CN201310113183.3A CN201310113183A CN103234076B CN 103234076 B CN103234076 B CN 103234076B CN 201310113183 A CN201310113183 A CN 201310113183A CN 103234076 B CN103234076 B CN 103234076B
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Abstract
The invention provides a device for exchanging underground pipelines without trenching and the application method thereof. The device comprises a drawing mechanism and a shield mechanism with a cutting tool at the front end thereof. The application method of the device comprises the following steps: the cutting tool arranged at the front end of the shield mechanism rotates rapidly under the action of the driver, and conducts crushing to the old pipeline wall; the shield mechanism crushes the old pipelines ever forward under the drawing of the drawing mechanism, and the new pipeline behind the shield mechanism are laid forward accordingly. In addition, by using a slip casting device coordinating to the work, circulating mud is poured out, and the cut fragments of the old pipeline in front of the shield mechanism are brought out. The device provided by the invention is capable of accomplishing underground pipeline exchanging under trenchless condition, is high in efficiency, and has little inference on the surroundings.
Description
Technical field
The disclosure relates to a kind of no-dig technique piping foundation equipment and using method thereof, belongs to trenchless technology field.
Background technique
Along with the continuous quickening of urbanization process, in urban underground space, pipeline is increasing, thus produces the needs changed old pipeline.These need the pipeline changed generally to be laid on populous, that business is bustling urban district, often fill other some pipelines at tube circumference, also ride and press against building or be in below road on pipeline.Excavation construction, by causing the breaking-up in traffic congestion, greenery patches and gardens, also may cause breaking-up to some other underground such as pipeline, cable communal facility.
Along with the development of trenchless technology and perfect, addressing this problem the best way is exactly the no-dig technique piping foundation technology of giving birth to therefrom.Be widely applied because this technology has the advantages such as construction site is little, construction is simple, cost is lower.The no-dig technique of old pipeline is changed to be actually and is changed at the original position place of old pipeline, namely with the old pipe that will change for guide, while the broken old pipe of special shield mechanism, the new pipe that diameter is identical or slightly large is drawn in or is pushed up people and completes replacing operation to replace old pipe.Main no-dig technique changes technology to be had booster method, eats tube method etc.
Wherein, eating tube method is the application of micro-tunneling pipe laying construction method in piping foundation field and improvement.This method of construction adopts the chip cutter be arranged in shield mechanism to be pulverized old pipeline to be changed.The chip cutter of particular design " can eat " any obstacle fallen in pipeline and soil layer and soil layer, and new pipeline is connected to the rear portion of shield mechanism, is brought into together.Old pipeline chip is through cutting head, and the circulation slurry injection pipe connected from behind is discharged to earth's surface.
Fig. 1 existingly eats the structural representation that tube method carries out no-dig technique piping foundation equipment.With reference to figure 1, eat in tube method construction equipment and method existing, shield mechanism 1 is pushed ahead by new pipeline 5 by the hydraulic push rod 6 being positioned at its rear end, and this method pipeline 5 of will looking for novelty has enough compressive strength, thus limits its using scope.
Meanwhile, eat in tube method method of construction existing, the fragment that broken old pipeline 4 produces is through shield mechanism 1, and the circulation grouting pipe of slip casting machine 3 is from behind discharged to earth's surface.Because fragment needs, through cutting head, easily to result in blockage, cutter structure used becomes complicated due to above-mentioned passing through of fragment simultaneously.
Summary of the invention
In view of above-mentioned, the invention provides a kind of to eat the no-dig technique method and apparatus that tube method changes under ground piping, it use Anterior crossbite mode, expand the Applicable scope of eating tube method replace tubes; Discharge old pipeline fragment from front end simultaneously, simplify the structure of equipment, decrease the possibility of old pipeline clogged with fragments equipment.
According to an aspect of the present invention, provide a kind of no-dig technique piping foundation equipment, comprising:
Shield mechanism, haulage gear, wherein
Described haulage gear is connected to the front end of described shield mechanism by tow rope, described shield mechanism is pulled to travel forward, the rear end of described shield mechanism is connected with new pipeline, with the use of the grouting port of circulation slurry injection pipe of slip casting machine and the front end of pulp absorbing hole along old piping layout to described shield mechanism;
Described shield mechanism comprises the cutting tool being positioned at front end and the driving mechanism being positioned at rear end, and described driving mechanism drives described cutting tool fast rotational;
When described shield mechanism travels forward, the broken old pipeline of described cutting tool of front end, the fragment of generation by with the use of slip casting machine taken out of from front by circulation slurry injection pipe;
When described shield mechanism travels forward, the new pipeline being connected to its rear end is drawn in together, to complete the laying of new pipeline.
In described equipment, the diameter at described cutting tool maximum diameter place is greater than old outer diameter tube and slightly larger than new pipe external diameter, the diameter at the minimum diameter place of described cutting tool is less than old internal diameter of the pipeline.
In described equipment, described cutting tool is tapered.
According to another aspect of the present invention, a kind of method using described equipment to carry out no-dig technique piping foundation is provided, comprises the steps:
Prepare before construction: the situation understanding stratum and underground water, and underground has the position of pipeline and other embedded objects, and solve power supply for construction, with water;
Excavation of foundation pit: needing the old pipe ends changed to dig two working pits respectively, simultaneously prepare mud pit;
Equipment is installed: after described equipment is in place, install drawn haulage gear, shield mechanism and with the use of slip casting machine, and coupled together by the tow rope connection set of tow rope by the shield mechanism of the distractor of described equipment and described equipment, and by with the use of the grouting port of circulation slurry injection pipe of slip casting machine and the front end of pulp absorbing hole along old piping layout to described shield mechanism;
Start construction: start power supply, cutting tip fast rotational before the driver drives of the shield mechanism of described equipment, carries out rotary cutting to soil layer around old tube wall, expand aperture; Described haulage gear pulls described shield mechanism constantly to advance by tow rope; New pipeline is connected to the rear end of described shield mechanism, and the motion with described shield mechanism is laid forward; In the old pipeline of described shield mechanism front end, with the use of described slip casting machine constantly carry out mud circulation, with take away cut produce chip;
Construction terminates: described equipment is shifted out working pit, carries out process and landfill work hole to new pipeline.
Above-mentioned no-dig technique method and apparatus, owing to employing Anterior crossbite mode, to the compressive strength not requirement of new pipeline, expands Applicable scope; Adopt front end to discharge the mode of chip simultaneously, simplify the structure of equipment.
Accompanying drawing explanation
According to following detailed description of carrying out with reference to accompanying drawing, the features and advantages of the present invention will become more apparent.In the accompanying drawings:
Fig. 1 existingly eats the structural representation that tube method carries out no-dig technique piping foundation equipment.
Fig. 2 is the structural representation of the no-dig technique piping foundation equipment according to the first embodiment of the present invention.
Fig. 3 is the schematic diagram using the no-dig technique piping foundation method of the second embodiment of the present invention to carry out piping foundation construction.
Embodiment
Below with reference to the accompanying drawings the present invention is described.It is to be understood that illustrated invention herein can by varied form specific implementation, and in this article disclosed any concrete structure, function or both be only representational.Based on explanation herein, those skilled in the art are it is to be understood that an aspect disclosed herein can realize independent of any other side, and the two or more aspects in these aspects can combine according to various mode.Meanwhile, herein in accompanying drawing the size of each several part with actual and not quite identical, and can because of for convenience of with clear for the purpose of zoom in or out.
First embodiment:
Fig. 2 is the schematic diagram of the no-dig technique piping foundation equipment according to the first embodiment of the present invention.
As shown in Figure 2, comprise according to the no-dig technique piping foundation equipment of the first embodiment of the present invention: shield mechanism 1, haulage gear 2.In actual use, slip casting machine 3 is had to be mated use.
Wherein, shield mechanism 1 comprises the cutter 11 being positioned at front end, and is positioned at the driver 12 in stage casing, and wherein, conically, its maximum diameter place diameter is slightly larger than the external diameter of new pipe 5, and minimum diameter place diameter is greater than the internal diameter of old pipeline 4 for cutter 11.
Meanwhile, there is the tow rope connected element 14 for connecting tow rope in the front end of shield mechanism 1, having the new pipe connecting part 15 for connecting new pipeline in the rear end of shield mechanism 1.Haulage gear 2 comprises distractor 22 and tow rope 21.Slip casting mechanism 3 comprises grouting pump 32 and circulation slurry injection pipe 31.
During work, distractor 22 drags shield mechanism 1 by tow rope 21 and travels forward along old pipeline 4; In the proal process of shield mechanism 1, driver 12 drives outer shroud cutter 11 fast rotational, carries out rotary-cut expanding and make old tube wall broken to soil layer around old tube wall; Along with the advance of shield mechanism 1, the new pipeline 5 being connected to its rear end is also laid forward; Meanwhile, slip casting mechanism 3 uses grouting pump 32 to be circulated by slurry injection pipe 31 by mud to inject the old pipeline of shield mechanism 1 front end, being taken out of by mud circulation by cutting the fragment produced from front.
Second embodiment:
Fig. 3 is the schematic diagram using the no-dig technique piping foundation method of the second embodiment of the present invention to carry out piping foundation construction.With reference to figure 3, when using no-dig technique piping foundation equipment of the present invention to carry out piping foundation construction, carry out as follows:
First, prepare before doing construction: the situation understanding stratum and underground water, and underground has the position of pipeline and other embedded objects, and solve power supply for construction, with water;
Then, excavation of foundation pit: needing the old pipeline rear and front end changed to dig two working pits 61 and 62 respectively, simultaneously prepare mud pit.
Afterwards, erection unit: after described piping foundation equipment is in place, first shield mechanism 1 is transported in working pit 62, be arranged in the position coaxial with old pipeline, then by distractor (winch) 22 be fixed on working pit 61 edge, and by angle pulley, with the shield mechanism 1 of tow rope connection tractor 22 and described equipment; And the slurry injection pipe 32 of described equipment is placed in the front end of shield mechanism 1 in old pipeline 4.
Afterwards, start construction: start power supply, described haulage gear 2 pulls described shield mechanism 1 constantly to advance by tow rope 21, driver 12 carry its tools 11 fast rotational of the shield mechanism 1 of described equipment, rotary cutting is carried out to soil layer around old tube wall, expand aperture, simultaneously that old tube wall is broken; New pipeline 5 is connected to the rear end of described shield mechanism 1, and lays forward with the motion of shield mechanism 1; Meanwhile, the slip casting mechanism 3 of described equipment uses grouting pump 32 constantly to be circulated in the old pipeline in cutter 11 front by mud by slurry injection pipe 31, to take away the chip that cutting produces, and reduces the resistance of new pipeline 5 advance, lubrication cutter.
Finally, construction terminates: described equipment is shifted out working pit, carries out process and landfill work hole to new pipeline.
Although carried out as above describing to according to embodiments of the invention with reference to accompanying drawing, it will be appreciated by those skilled in the art that the embodiment that foregoing invention is proposed, various improvement can also have been made on the basis not departing from content of the present invention.Therefore, protection scope of the present invention should be determined by the content of appending claims.
Claims (2)
1. a no-dig technique piping foundation equipment, comprising:
Shield mechanism, haulage gear, wherein
Described haulage gear is connected to the front end of described shield mechanism by tow rope, described shield mechanism is pulled to travel forward, the rear end of described shield mechanism is connected with new pipeline, with the use of the grouting port of circulation slurry injection pipe of slip casting machine and the front end of pulp absorbing hole along old piping layout to described shield mechanism;
Described shield mechanism comprises the cutting tool being positioned at front end and the driving mechanism being positioned at rear end, and described driving mechanism drives described cutting tool fast rotational; Wherein, described cutting tool is tapered, and the diameter at described cutting tool maximum diameter place is greater than old outer diameter tube and slightly larger than new pipe external diameter, the diameter at the minimum diameter place of described cutting tool is less than old internal diameter of the pipeline;
When described shield mechanism travels forward, the broken old pipeline of described cutting tool of front end, the fragment of generation by with the use of slip casting machine taken out of from front by circulation slurry injection pipe;
When described shield mechanism travels forward, the new pipeline being connected to its rear end is drawn in together, to complete the laying of new pipeline.
2. use equipment described in claim 1 to carry out a method for no-dig technique piping foundation, comprise the steps:
Prepare before construction: the situation understanding stratum and underground water, and underground has the position of pipeline and other embedded objects, and solve power supply for construction, with water;
Excavation of foundation pit: needing the old pipe ends changed to dig two working pits respectively, simultaneously prepare mud pit;
Equipment is installed: after described equipment is in place, install drawn haulage gear, shield mechanism and with the use of slip casting machine, and coupled together by the tow rope connection set of tow rope by the shield mechanism of the distractor of described equipment and described equipment, and by with the use of the grouting port of circulation slurry injection pipe of slip casting machine and the front end of pulp absorbing hole along old piping layout to described shield mechanism;
Start construction: start power supply, cutting tip fast rotational before the driver drives of the shield mechanism of described equipment, carries out rotary cutting to soil layer around old tube wall, expand aperture; Described haulage gear pulls described shield mechanism constantly to advance by tow rope; New pipeline is connected to the rear end of described shield mechanism, and the motion with described shield mechanism is laid forward; In the old pipeline of described shield mechanism front end, with the use of described slip casting machine constantly carry out mud circulation, with take away cut produce chip; Wherein, described cutting tool is tapered, and the diameter at described cutting tool maximum diameter place is greater than old outer diameter tube and slightly larger than new pipe external diameter, the diameter at the minimum diameter place of described cutting tool is less than old internal diameter of the pipeline;
Construction terminates: described equipment is shifted out working pit, carries out process and landfill work hole to new pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310113183.3A CN103234076B (en) | 2013-04-02 | 2013-04-02 | Device for exchanging underground pipelines without trenching and application method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310113183.3A CN103234076B (en) | 2013-04-02 | 2013-04-02 | Device for exchanging underground pipelines without trenching and application method thereof |
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| Publication Number | Publication Date |
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| CN103234076A CN103234076A (en) | 2013-08-07 |
| CN103234076B true CN103234076B (en) | 2015-02-18 |
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| CN201310113183.3A Active CN103234076B (en) | 2013-04-02 | 2013-04-02 | Device for exchanging underground pipelines without trenching and application method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3403732A1 (en) * | 2017-05-19 | 2018-11-21 | Rydman Husbytorp AB | Method and device for machining a concrete pipe |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486331B (en) * | 2013-09-12 | 2015-07-22 | 广州市恒盛建设工程有限公司 | Stuck pipe handling method in trenchless pipe construction |
| CN108590692A (en) * | 2018-07-02 | 2018-09-28 | 济南猫爪智能机械有限公司 | Without foundation pit without pilot tunnel self-balancing pipe excavation method and device |
| CN110822165A (en) * | 2019-11-15 | 2020-02-21 | 中国电建集团华东勘测设计研究院有限公司 | Non-excavation flexible pipe pipeline is changed and is broken cutter |
| CN111140694A (en) * | 2020-01-15 | 2020-05-12 | 北京北排建设有限公司 | Non-excavation device for replacing double-wall corrugated pipe with HDPE pipe and using method thereof |
| 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 |
| CN114060050A (en) * | 2021-11-19 | 2022-02-18 | 中铁工程装备集团有限公司 | Pipeline in-situ breaking and updating construction method |
| CN115182551B (en) * | 2022-07-13 | 2023-08-22 | 中建八局华南建设有限公司 | Vertical pipeline laying method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| LV12649B (en) * | 2000-05-17 | 2001-05-20 | Suis-Rīga, Sia | Method for trenchless replacement of pipe-line and device for realization thereof |
| RU2230966C1 (en) * | 2002-10-30 | 2004-06-20 | Красноярский государственный технический университет | Pipeline trenchless replacement method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005336884A (en) * | 2004-05-27 | 2005-12-08 | Hitachi Constr Mach Co Ltd | Underground buried pipe conduit renewing method |
-
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- 2013-04-02 CN CN201310113183.3A patent/CN103234076B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| LV12649B (en) * | 2000-05-17 | 2001-05-20 | Suis-Rīga, Sia | Method for trenchless replacement of pipe-line and device for realization thereof |
| RU2230966C1 (en) * | 2002-10-30 | 2004-06-20 | Красноярский государственный технический университет | Pipeline trenchless replacement method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3403732A1 (en) * | 2017-05-19 | 2018-11-21 | Rydman Husbytorp AB | Method and device for machining a concrete pipe |
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| CN103234076A (en) | 2013-08-07 |
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Address after: 100028, Daxing District economic and Technological Development Zone, Kangding street, No. 1, 2, six or seven, Beijing Patentee after: MCC COMMUNICATION CONSTRUCTION GROUP CO., LTD. Address before: 100028, Beijing, Chaoyang District, No. 28, west of China Metallurgical Building, 18 and 19 Patentee before: MCC Communication Engineering Technology Co., Ltd. |