CN202492847U - High-pressure water jet casing pipe pile pulling tool - Google Patents
High-pressure water jet casing pipe pile pulling tool Download PDFInfo
- Publication number
- CN202492847U CN202492847U CN2011204204118U CN201120420411U CN202492847U CN 202492847 U CN202492847 U CN 202492847U CN 2011204204118 U CN2011204204118 U CN 2011204204118U CN 201120420411 U CN201120420411 U CN 201120420411U CN 202492847 U CN202492847 U CN 202492847U
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- Prior art keywords
- pipe
- sleeve pipe
- steel pipe
- pressure water
- pile pulling
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- Expired - Lifetime
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 57
- 239000010959 steel Substances 0.000 claims abstract description 57
- 238000007789 sealing Methods 0.000 claims description 9
- 239000002689 soil Substances 0.000 abstract description 13
- 230000006378 damage Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 5
- 239000007921 spray Substances 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 9
- 230000010355 oscillation Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000002950 deficient Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The utility model provides a high-pressure water jet casing pipe pile pulling tool, comprising a casing pipe, steel ropes, a straight steel pipe, an annular steel pipe, a plurality of spray nozzles, and a high-pressure water generating unit. The top end of the casing pipe is provided with buckles; the upper end of each steel rope passes through one buckle and the lower end of the steel rope is formed into a ring and is attached to the inner wall of the bottom end of the casing pipe; the straight steel pipe extends from the vicinity of the upper end of the casing pipe to the vicinity of the lower end not exceeding the bottom surface of the casing pipe; the annular steel pipe is attached with the inner wall of the casing pipe properly and is in tight communication with the lower end of the straight steel pipe; the plurality of spray nozzles are arranged on the annular steel pipe uniformly downward and are in tight communication with the annular steel pipe; and the high-pressure water generating unit is used for generating high-pressure water and outputting the high-pressure water via at least one water pipe. The high-pressure water jet casing pipe pile pulling tool enables piles left underground to be pulled out safely and efficiently with less damage to surrounding soil mass. The pile pulling technology provided by the utility model is widely applicable and causes less pollution to environment.
Description
Technical field
The utility model relates to the pile pulling technology field, specifically, relates to a kind of high-pressure water jet sleeve pipe pile pulling instrument that utilizes.
Background technology
This year; Along with urban construction develops apace, underground space development is high speed development thereupon also, old building, subway or other civil engineering remove enlarging or newly-built engineering more and more; Therefore original building is stayed underground residual old concrete, old stake; Become the obstacle of constructing like obstructions such as castinplace pile, preformed piles, must remove the newly built construction of to construct.
But stake was driven underground after the long period, and soil has received high-intensity extruding around the stake; Not only make the native intensity of stake be higher than the intensity of original soil on every side; And soil is connected as a single entity around stake and the stake, and this moment stake and the stake resistance between the soil on every side have not been the resistance when designing originally, and it has not only surpassed an own concrete compressive strength; Greater than the tensile strength of stake itself, and much larger than the adhesion stress between the more piece stake.
At present existing multiple construction machinery is used in the middle of the pile pulling technology; The employing that has directly with steel ropes be enclosed within by in the pile pulling or earlier with rig being opened soil or loosening stake around the pile pulling on every side behind the soil, be enclosed within steel ropes by in the pile pulling, then with jack or crane pile pulling; This method is applicable to shallow in burial and more tiny stake; Darker and thicker stake is inapplicable for burying, and this pile pulling method destruction of very easily causing pile body and pile crown is damaged bigger to the shape body simultaneously.The employing dedicated hydraulic extractor that has, but this type of pile pulling equipment price is expensive, construction cost is high, it is all very high that construction plant, the energy are required, and very high to the pile crown requirement of strength.The method that the employing water that has dashes, but along with the further exploitation of the underground space, the difficulty of pile pulling is increasing, water jetting also day by day exposes many defectives, to surrounding soil destructive big, speed is slow, long in time limit, contaminated environment, potential safety hazard are big etc.
So, being necessary above-mentioned pile pulling Apparatus and method for is further improved, the above-mentioned pile pulling Apparatus and method for scope of application is little, big to the damage of stake surrounding soil, construction cost is high to avoid,, defectives such as speed slow, contaminated environment high to the operating environment requirement.
The utility model content
The utility model provides a kind of high-pressure water jet sleeve pipe pile pulling instrument, and the existing pile pulling Apparatus and method for scope of application is little, big to the damage of stake surrounding soil, construction cost is high to solve,, problems such as speed slow, contaminated environment high to the operating environment requirement.
To achieve these goals, the high-pressure water jet sleeve pipe pile pulling instrument that the utility model relates to, it comprises: sleeve pipe is provided with hasp in said cannula tip; Steel ropes, upper end are passed said hasp, and the lower end pastes circlewise on said casing shoe inwall; Straight steel pipe is from extending near the upper end of said sleeve pipe near the lower end that is no more than this sleeve pipe bottom surface; The ring-type steel pipe just pastes with said internal surface of sleeve pipe mutually, and is communicated with the lower end sealing of said straight steel pipe; And a plurality of nozzles, direction is arranged on equably down on the said ring-type steel pipe and with said ring-type steel pipe sealing and is communicated with; The water under high pressure generation unit is used to produce water under high pressure, and through at least one water pipe the water under high pressure that is produced is exported.
In addition, also can be, said internal surface of sleeve pipe be offered a chute, and said straight steel pipe and said chute buckle join.
In addition, also can be that the opening direction of said nozzle and vertical direction angle are more than or equal to 0 ° and smaller or equal to 45 °.
The high-pressure water jet sleeve pipe pile pulling instrument that has adopted the utility model to provide can be efficient, little, safe the extracting of surrounding soil damage remained in underground stake, adopts this to be suitable for that novel pile pulling technology is applied widely, contaminated environment is little simultaneously.
Description of drawings
Through below in conjunction with accompanying drawing embodiment being described, above-mentioned characteristic of the utility model and technological merit will become apparent and understand easily.
Fig. 1 is the structural representation of the described high-pressure water jet sleeve pipe of an embodiment pile pulling instrument of the utility model;
Fig. 2 is a structural representation of using the described high-pressure water jet sleeve pipe of another embodiment pile pulling instrument of the utility model;
Fig. 3 is the vertical view of the utility model middle sleeve.
Among the figure:
11, sleeve pipe; 12, steel ropes
13, straight steel pipe; 14, ring-type steel pipe;
15, nozzle; 16, hasp;
21, water under high pressure generation unit; 22, water pipe;
23, joint; 3, higher-order of oscillation hammer;
4, crane system; 5, by pile pulling.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is done further detailed description.
In the following description; Only some example embodiment of the utility model is described through the mode of explanation; Undoubtedly; Those of ordinary skill in the art can recognize, under the situation of spirit that does not depart from the utility model and scope, can revise described embodiment with various different modes.Therefore, accompanying drawing be described in just illustratively in essence, rather than be used to limit the protection domain of claim.In addition, in this manual, identical Reference numeral indicates identical part.
Fig. 1 is the structural representation of the described high-pressure water jet sleeve pipe of an embodiment pile pulling instrument of the utility model.As shown in Figure 1, the described high-pressure water jet sleeve pipe of an embodiment pile pulling instrument of the utility model comprises sleeve pipe 11, steel ropes 12, straight steel pipe 13, ring-type steel pipe 14, a plurality of nozzle 15, hasp 16 and water under high pressure generation unit 21.
Ring-type steel pipe 14 is communicated with the lower end sealing of straight steel pipe 13.Here, the sealing connection is meant that water under high pressure can not have the flows of leakage to ring-type steel pipe 14 from straight steel pipe 13.
A plurality of nozzle 15 directions are arranged on equably down on the ring-type steel pipe 14 and with 14 sealings of ring-type steel pipe and are communicated with.Here, the sealing connection is meant that water under high pressure can not have the flows of leakage to nozzle from ring-type steel pipe 14, and from the nozzle ejection, forms water jet.In practice, can confirm the quantity of nozzle 15, make that the zone of action of the water jet that each nozzle sprays is neither too far away apart according to the diameter of sleeve pipe 11, also needn't be overlapping.For example, in an example, be the sleeve pipe of 850mm for diameter, 6 nozzles can be set.In addition; Preferably; The diameter of nozzle 15 can be taken as 0.1mm～2mm; Nozzle 15 can be taken as 2cm to 20cm apart from the distance of sleeve pipe 11 bottom surfaces, and the opening direction of nozzle 14 and the angle of vertical direction can be taken as more than or equal to 0 ° and smaller or equal to 45 °, to guarantee that water jet is bigger to the cutting force on stratum, below.
Water under high pressure generation unit 21 is used to produce water under high pressure, and through at least one water pipe 22 water under high pressure that is produced is exported.For example water under high pressure generation unit 21 can extract light water through hydraulic pump from the water source, then water is passed to the high pressure pressurizer and carries out pressurized treatments, at last through at least one water pipe 22 output water under high pressure.
Fig. 2 is a structural representation of using the described high-pressure water jet sleeve pipe of another embodiment pile pulling instrument of the utility model.As shown in Figure 2, the described high-pressure water jet sleeve pipe of another embodiment pile pulling instrument of the utility model comprises sleeve pipe 11, steel ropes 12, hasp 16, higher-order of oscillation hammer 3, crane system 4.
Higher-order of oscillation hammer 3 is positioned on the sleeve pipe 11, and the hammering sleeve pipe 11 that is used for vibrating is in the stake hole that is belonged to by pile pulling.
Crane system 4 control suspention higher-order of oscillation hammers 3, and in the pile pulling process, the steel ropes 12 that penetrates in the hasp 16 hangs on the hook of crane system 4, crane system 4 provides tractive force.
Fig. 3 is the vertical view of the utility model middle sleeve.As shown in Figure 3, chute and straight steel pipe 13 on sleeve pipe 11 inwalls are clasped.
Adopt the work progress of the utility model, comprise following step;
1., smooth, compacting is carried out in the construction plant, and dig mud drainage slot, help the pile pulling operation like this and carry out smoothly, can also guarantee construction quality and safety simultaneously, the most important thing is to prolong the application life of equipment.
2., hang higher-order of oscillation hammer 3, sleeve 11 is hung to by on the pile pulling dress head with crane system 4, adjustment crane system 4, make the center line of sleeve pipe 11 with by the center line of pile pulling 5 on same straight line.
3., open higher-order of oscillation hammer 3, make sleeve pipe 11 reach desired depth and stop hammering, unloading higher-order of oscillation hammer 3.
4., water under high pressure generation unit 21 is installed, the chute mouth of offering on straight steel pipe 13 and the sleeve pipe 11 is aimed at, ring-type steel pipe 14 center lines align with sleeve pipe 11 center lines.Start water under high pressure generation unit 21; A plurality of nozzle 14 ejection water under high pressures cut stake soil on every side, and straight steel pipe 13 cooperates slowly decline with chute, and pile body is further protected in the stake soft gradually mud that becomes of soil on every side; Part mud overflows from sleeve pipe 11 upper ends automatically, flows in the mud drainage slot that digs in advance.A plurality of nozzles 14 bottoms stop setting-out generation unit 21 during near sleeve pipe 11 bottoms.
5., the pulling steel ropes 12 of passing hasp 16 places, the ring-type steel cable that steel ropes 12 bottoms are formed is locked by pile pulling 5 bottoms.
6., the steel ropes 12 that will pass hasp 16 places is enclosed within the hook place of crane system 4, starts crane system 4, will together be extracted ground by pile pulling 5 and sleeve pipe 11.
7., with the stake hole that sand fills up, compacting stays after being extracted by pile pulling 5, in case landslide.
If the stake hole is darker, the method that can adopt multistage sleeve pipe 11 order to sink to so.Specifically, if sink to multistage sleeve pipe 11, reach predetermined altitude in the upper end of first section sleeve pipe so, stop crane system 4, pull down higher-order of oscillation hammer 3, at sleeve pipe 11 and another section of continued access sleeve pipe 11, wherein the end of two sleeve pipes adopts welding manner to connect.Then, higher-order of oscillation hammer 3 is installed once more, is started crane system 4, so just sink to second section sleeve pipe underground.According to the difference of stake hole depth, can satisfy the requirement of stake hole depth equally at straight steel pipe 13 upper end continued access other end straight steel pipes 13.
Under the above-mentioned instruction of the utility model; Those skilled in the art can carry out various improvement and distortion on the basis of the foregoing description; And these improvement and distortion all drop in the protection domain of the utility model, and those skilled in the art should be understood that; Above-mentioned specific descriptions are just explained the purpose of the utility model better, and the protection domain of the utility model is limited claim and equivalent thereof.
Claims (3)
1. a high-pressure water jet sleeve pipe pile pulling instrument is characterized in that, comprising:
Sleeve pipe is provided with hasp in said cannula tip;
Steel ropes, upper end are passed said hasp, and the lower end pastes circlewise on said casing shoe inwall;
Straight steel pipe is from extending near the upper end of said sleeve pipe near the lower end that is no more than this sleeve pipe bottom surface;
The ring-type steel pipe just pastes with said internal surface of sleeve pipe mutually, and is communicated with the lower end sealing of said straight steel pipe; And
A plurality of nozzles, direction are arranged on equably down on the said ring-type steel pipe and with said ring-type steel pipe sealing and are communicated with;
The water under high pressure generation unit is used to produce water under high pressure, and through at least one water pipe the water under high pressure that is produced is exported.
2. according to the described high-pressure water jet sleeve pipe of claim 1 pile pulling instrument, it is characterized in that,
Said internal surface of sleeve pipe is offered a chute, and said straight steel pipe and said chute buckle join.
3. according to the described high-pressure water jet sleeve pipe of claim 1 pile pulling instrument, it is characterized in that,
The opening direction of said nozzle and vertical direction angle are more than or equal to 0 ° and smaller or equal to 45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204204118U CN202492847U (en) | 2011-10-28 | 2011-10-28 | High-pressure water jet casing pipe pile pulling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204204118U CN202492847U (en) | 2011-10-28 | 2011-10-28 | High-pressure water jet casing pipe pile pulling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202492847U true CN202492847U (en) | 2012-10-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204204118U Expired - Lifetime CN202492847U (en) | 2011-10-28 | 2011-10-28 | High-pressure water jet casing pipe pile pulling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202492847U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696423A (en) * | 2013-12-30 | 2014-04-02 | 中国海洋石油总公司 | Bush-type pile shoe jetting system for self-elevating drilling platform |
| CN104594349A (en) * | 2014-08-12 | 2015-05-06 | 朱启贵 | Hydraulic lifting construction method for recycling steel casing in pile foundation engineering |
| CN105297730A (en) * | 2015-10-30 | 2016-02-03 | 中国建筑第八工程局有限公司 | Multi-functional pile pulling sleeve and pile pulling construction method adopting multi-functional pile pulling sleeve |
| CN108589729A (en) * | 2018-04-18 | 2018-09-28 | 神翼航空器科技（天津）有限公司 | Irregularly discarded stake pull-up and its method |
| CN110258553A (en) * | 2019-07-10 | 2019-09-20 | 李小川 | A kind of method and construction tool for removing pull rod in soil |
-
2011
- 2011-10-28 CN CN2011204204118U patent/CN202492847U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696423A (en) * | 2013-12-30 | 2014-04-02 | 中国海洋石油总公司 | Bush-type pile shoe jetting system for self-elevating drilling platform |
| CN103696423B (en) * | 2013-12-30 | 2016-01-27 | 中国海洋石油总公司 | Stake system is rushed in the shoe of a kind of self-elevating drilling platform grove formula |
| CN104594349A (en) * | 2014-08-12 | 2015-05-06 | 朱启贵 | Hydraulic lifting construction method for recycling steel casing in pile foundation engineering |
| CN105297730A (en) * | 2015-10-30 | 2016-02-03 | 中国建筑第八工程局有限公司 | Multi-functional pile pulling sleeve and pile pulling construction method adopting multi-functional pile pulling sleeve |
| CN108589729A (en) * | 2018-04-18 | 2018-09-28 | 神翼航空器科技（天津）有限公司 | Irregularly discarded stake pull-up and its method |
| CN110258553A (en) * | 2019-07-10 | 2019-09-20 | 李小川 | A kind of method and construction tool for removing pull rod in soil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 100085, Beijing, Beijing economic and Technological Development Zone, Kangding street, No. 1, 2, six or seven, Daxing District 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. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121017 |