CN109537608A - A kind of method of precipitation in artificial digging pile stake - Google Patents
A kind of method of precipitation in artificial digging pile stake Download PDFInfo
- Publication number
- CN109537608A CN109537608A CN201811416195.2A CN201811416195A CN109537608A CN 109537608 A CN109537608 A CN 109537608A CN 201811416195 A CN201811416195 A CN 201811416195A CN 109537608 A CN109537608 A CN 109537608A
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- China
- Prior art keywords
- chimney filter
- digging pile
- artificial digging
- precipitation
- stake
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Piles And Underground Anchors (AREA)
Abstract
A kind of method of precipitation in artificial digging pile stake, characterized by the following steps: the preparation of precipitation in a, artificial digging pile stake, b, chimney filter is set, c, connecting tube is set, d, pumping equipment is set, water in artificial digging pile is extracted by connecting tube, chimney filter, is discharged in sump or yard drain ditch eventually by drainpipe.The method of precipitation is simple with water plugs structures such as chimney filter, connecting tube, pumping equipment, water headers in artificial digging pile stake of the invention, it is convenient to be arranged, utilize the principle of Application of light well point precipitation, ensure artificial digging pile periphery fast rainfall, construction quality is safe and reliable, meets the advantages of artificial digging pile is quickly through the requirement of unfavorable soil layer and reduction engineering cost.
Description
Technical field
The present invention relates to the precipitation around the stake holes in a kind of civil engineering, specifically, being a kind of artificial digging pile stake
The method of interior precipitation.
Background technique
During manual digging pile construction, the excavation driving of pile body is a link being even more important.It is tunneled excavating
In the process, to pass through miscellaneous soil layer.Especially when through unfavorable soil layers such as flour sands, the precipitation around stake holes is required just
It is especially high.If dewatering effect is bad, the construction that drifting sand layer is unfavorable for artificial digging pile is formed, therefore pole needs a kind of excavated by manual work
The method of precipitation in the stake stake of hole.
Summary of the invention
The purpose of the present invention is to propose a kind of method of precipitation in safe and reliable artificial digging pile stake.
To achieve the above object, the technical solution of the invention is as follows:
A kind of method of precipitation in artificial digging pile stake, it is characterised in that the following steps are included:
A, in artificial digging pile stake precipitation preparation
Concrete guard ring is set in stake holes mouth, stake holes mouth cross mark is set on concrete guard ring, makes the intersection point of cross hairs in length and breadth
On artificial digging pile axis, artificial digging pile is round stake, and retaining wall is arranged in round stake circumference；
B, chimney filter is set
Several chimney filters are circumferentially set in artificial digging pile inner circle, keep chimney filter parallel with artificial digging pile axis, chimney filter pvc
A chimney filter is arranged to every 1000mm in pipe, circumference, the hole in chimney filter lower port 500mm length range internal drilling, chimney filter wall
Eye is in quincuncial arrangement, and nylon leaching net of double-baging outside chimney filter wall, outer layer is coarse strainer, is coiled between chimney filter and strainer with iron wire
Helical form separates, and to avoid chimney filter blocking, soil layer is inserted into chimney filter lower part；
C, connecting tube is set
In artificial digging pile stake inner circle ring-type setting connecting tube, the upper port of each chimney filter of connecting tube and lower part is connected, connection
The pvc that pipe is 50 ㎜ of diameter is managed, and connecting tube top connects water header, and water header is connect with pumping equipment；
D, pumping equipment is set
Pumping equipment is jet pump, and the centrifugal pump of the attachment of jet pump drives working water, so that centrifugal pump is generated vacuum with working water,
Water in artificial digging pile is extracted by connecting tube, chimney filter, is discharged in sump or yard drain ditch eventually by drainpipe.
The method of precipitation can also be further achieved by the following technical measures in artificial digging pile stake of the invention.
Method above-mentioned, wherein the diameter of the chimney filter >=50 ㎜.
Method above-mentioned, wherein the distance between the chimney filter outer wall and retaining wall are >=100 ㎜.
Method above-mentioned, wherein the diameter of the chimney filter eyelet is 10-15 ㎜.
Method above-mentioned, wherein the porosity of the chimney filter eyelet area is 20%.
Method above-mentioned sets one every 6 meters wherein the hard plastic tube that the water header is 100 ㎜ of diameter is segmented connection
Tie point, convenient for checking water yield.
After adopting the above technical scheme, the method for precipitation has the advantage that in artificial digging pile stake of the invention
1, the water plugs such as chimney filter, connecting tube, pumping equipment, water header structure is simple, setting is convenient；
2, the principle of Application of light well point precipitation is utilized, it is ensured that artificial digging pile periphery fast rainfall, construction quality are safe and reliable；
3, meet artificial digging pile quickly through the requirement of unfavorable soil layer, reduce engineering cost.
Detailed description of the invention
Fig. 1 is the floor map of the device arrangement of the stake holes mouth pumping system of the embodiment of the present invention；
Fig. 2 is the elevational schematic view of the device arrangement of the stake holes mouth pumping system of the embodiment of the present invention.
In figure: 1 concrete guard ring, 2 retaining walls, 3 stake holes mouth cross marks, 4 chimney filters, 5 connecting tubes, 6 nylon leaching nets, 7 catchment
General pipeline, 8 water plugs, 9 drainpipes.
Specific embodiment
With reference to embodiments and its attached drawing further explains the present invention.
Embodiment 1
The method of precipitation in artificial digging pile stake of the invention, comprising the following steps:
A, in artificial digging pile stake precipitation preparation: concrete guard ring 1 is set in stake holes mouth, stake is set on concrete guard ring
Aperture cross mark 3 is in the intersection point of cross hairs in length and breadth on artificial digging pile axis, and artificial digging pile is round stake, round
Retaining wall 2 is arranged in stake circumference；Fig. 1 is the floor map of the device arrangement of the stake holes mouth pumping system of the embodiment of the present invention.
B, chimney filter is set: several chimney filters being circumferentially set in artificial digging pile inner circle, make chimney filter 4 and artificial digging pile axis
In parallel, chimney filter is pvc pipe, and circumference is arranged a chimney filter to every 1000mm, bores in chimney filter lower port 500mm length range
Hole, the eyelet on chimney filter wall are in quincuncial arrangement, and nylon leaching net 6 of double-baging outside chimney filter wall, outer layer is coarse strainer, in chimney filter and filter
It is separated between net with iron wire coiled, to avoid chimney filter blocking, soil layer is inserted into chimney filter lower part, and the diameter of chimney filter is 50 ㎜.
The distance between the chimney filter outer wall and retaining wall are 100 ㎜.The diameter of the chimney filter eyelet is 15 ㎜.The chimney filter eyelet area
Porosity be 20%.
C, connecting tube is set: connecting tube 5, each chimney filter of connecting tube and lower part are set in artificial digging pile stake inner circle ring-type
Upper port connection, the pvc that connecting tube is 50 ㎜ of diameter manages, and connecting tube top connects water header 7, and water header is set with drawing water
Standby connection；
D, pumping equipment is arranged: pumping equipment 8 is jet pump, and the centrifugal pump of the attachment of jet pump drives working water, with working water
So that centrifugal pump is generated vacuum, water in artificial digging pile is extracted by connecting tube, chimney filter, is discharged to sump eventually by drainpipe 9
Or in yard drain ditch.The hard plastic tube that the water header is 100 ㎜ of diameter is segmented connection, a tie point is set every 6 meters, just
In inspection water yield.
Fig. 2 is the elevational schematic view of the device arrangement of the stake holes mouth pumping system of the embodiment of the present invention.Of the invention is artificial
In caisson stake the method for precipitation in practice of construction it should be noted that
(1) it after chimney filter and pumping equipment are connected, first carries out examination and draws water, it, can be formal after such as silting phenomenon up without leak, gas leakage, nothing
It uses.
(2) when using jet pump, vacuum meter should be installed, and often observe, to guarantee the vacuum of jet pump suction system
Degree.When vacuum degree is inadequate, should check in time pipe-line system whether gas leakage, centrifugal pump impeller has accessible etc., and should locate in time
Reason.
(3) it should ensure that continuous pumpage when using, and prepare dual power supply.It is relatively mixed always as pipe-line system does not go up water or water, or
Situations such as again mixed after appearance clear water, it is necessary to immediately treat inspection, if silted up in artificial digging pile stake excessively, seriously affect precipitation
Effect should be buried with high pressure water backwashing chimney filter, connecting tube or pull out again one by one.
(4) wherein chimney filter, connecting tube, water header length are arranged all in accordance with on-site actual situations.
The present invention has substantive distinguishing features and significant technological progress, the method for precipitation in artificial digging pile stake of the invention
Using the principle of Application of light well point precipitation, according to on-site actual situations, precipitation by force is carried out to artificial digging pile, it being capable of fast prompt drop
Water, the security risk for meeting artificial digging pile quickly through the requirement of unfavorable soil layer, during reduced manual digging pile construction.
The method of precipitation is used in the second phase projects of foreign exchange square in artificial digging pile stake of the invention, and effect is aobvious
It writes, it is ensured that the effect of artificial digging pile periphery fast rainfall meets artificial digging pile quickly through the requirement of unfavorable soil layer, obtains
Exploiting entity, supervisor and owner's abundant affirmation.
Above embodiments are used for illustrative purposes only, rather than limitation of the present invention, the technology people in relation to technical field
Member, without departing from the spirit and scope of the present invention, can also make various transformation or variation.Therefore, all equivalent
Technical solution also should belong to scope of the invention, should be limited by each claim.
Claims (6)
1. a kind of method of precipitation in artificial digging pile stake, it is characterised in that the following steps are included:
A, in artificial digging pile stake precipitation preparation
Concrete guard ring is set in stake holes mouth, stake holes mouth cross mark is set on concrete guard ring, makes the intersection point of cross hairs in length and breadth
On artificial digging pile axis, artificial digging pile is round stake, and retaining wall is arranged in round stake circumference；
B, chimney filter is set
Several chimney filters are circumferentially set in artificial digging pile inner circle, keep chimney filter parallel with artificial digging pile axis, chimney filter pvc
A chimney filter is arranged to every 1000mm in pipe, circumference, the hole in chimney filter lower port 500mm length range internal drilling, chimney filter wall
Eye is in quincuncial arrangement, and nylon leaching net of double-baging outside chimney filter wall, outer layer is coarse strainer, is coiled between chimney filter and strainer with iron wire
Helical form separates, and to avoid chimney filter blocking, soil layer is inserted into chimney filter lower part；
C, connecting tube is set
In artificial digging pile stake inner circle ring-type setting connecting tube, the upper port of each chimney filter of connecting tube and lower part is connected, connection
The pvc that pipe is 50 ㎜ of diameter is managed, and connecting tube top connects water header, and water header is connect with pumping equipment；
D, pumping equipment is set
Pumping equipment is jet pump, and the centrifugal pump of the attachment of jet pump drives working water, so that centrifugal pump is generated vacuum with working water,
Water in artificial digging pile is extracted by connecting tube, chimney filter, is discharged in sump or yard drain ditch eventually by drainpipe.
2. the method for precipitation in artificial digging pile stake as described in claim 1, which is characterized in that diameter >=50 of the chimney filter
㎜。
3. the method for precipitation in artificial digging pile stake as described in claim 1, which is characterized in that the chimney filter outer wall and retaining wall
The distance between be >=100 ㎜.
4. the method for precipitation in artificial digging pile stake as described in claim 1, which is characterized in that the diameter of the chimney filter eyelet
For 10-15 ㎜.
5. the method for precipitation in artificial digging pile stake as described in claim 1, which is characterized in that the chimney filter eyelet area
Porosity is 20%.
6. the method for precipitation in artificial digging pile stake as described in claim 1, which is characterized in that the water header is diameter
The hard plastic tube of 100 ㎜ is segmented connection, and a tie point is set every 6 meters, convenient for checking water yield.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811416195.2A CN109537608A (en) | 2018-11-26 | 2018-11-26 | A kind of method of precipitation in artificial digging pile stake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811416195.2A CN109537608A (en) | 2018-11-26 | 2018-11-26 | A kind of method of precipitation in artificial digging pile stake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109537608A true CN109537608A (en) | 2019-03-29 |
Family
ID=65850044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811416195.2A Pending CN109537608A (en) | 2018-11-26 | 2018-11-26 | A kind of method of precipitation in artificial digging pile stake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109537608A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111021385A (en) * | 2019-12-18 | 2020-04-17 | 宁蔚蔚 | Precipitation method for treating quicksand when manual hole digging pile hole digging meets quicksand layer |
| CN111022118A (en) * | 2019-12-12 | 2020-04-17 | 中铁北京工程局集团有限公司 | Construction method for dewatering in pile |
| CN111305241A (en) * | 2019-12-18 | 2020-06-19 | 宁蔚蔚 | Method for treating quicksand in hole digging of manual hole digging pile through light well point dewatering |
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|---|---|---|---|---|
| CN201713804U (en) * | 2010-07-21 | 2011-01-19 | 中冶实久建设有限公司 | Manual excavated pile structure |
| CN202099807U (en) * | 2011-03-25 | 2012-01-04 | 中国二十冶集团有限公司 | Polyethylene small-caliber precipitation well point device |
| CN105064384A (en) * | 2015-09-07 | 2015-11-18 | 山西省工业设备安装有限公司 | Vacuum tube well precipitation system under special geological conditions |
| CN205276295U (en) * | 2015-12-28 | 2016-06-01 | 中国二十冶集团有限公司 | Vacuum precipitation well point device in foundation ditch of silt chiltern weak soil layer |
| CN107975055A (en) * | 2018-01-17 | 2018-05-01 | 中铁二十局集团轨道交通工程有限公司 | Red Sandstone stratum deep basal pit light-duty well-points dewatering construction method |
-
2018
- 2018-11-26 CN CN201811416195.2A patent/CN109537608A/en active Pending
Patent Citations (5)
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|---|---|---|---|---|
| CN201713804U (en) * | 2010-07-21 | 2011-01-19 | 中冶实久建设有限公司 | Manual excavated pile structure |
| CN202099807U (en) * | 2011-03-25 | 2012-01-04 | 中国二十冶集团有限公司 | Polyethylene small-caliber precipitation well point device |
| CN105064384A (en) * | 2015-09-07 | 2015-11-18 | 山西省工业设备安装有限公司 | Vacuum tube well precipitation system under special geological conditions |
| CN205276295U (en) * | 2015-12-28 | 2016-06-01 | 中国二十冶集团有限公司 | Vacuum precipitation well point device in foundation ditch of silt chiltern weak soil layer |
| CN107975055A (en) * | 2018-01-17 | 2018-05-01 | 中铁二十局集团轨道交通工程有限公司 | Red Sandstone stratum deep basal pit light-duty well-points dewatering construction method |
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| 丁克胜: "《土木工程施工》", 31 July 2009, 华中科技大学出版社 * |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022118A (en) * | 2019-12-12 | 2020-04-17 | 中铁北京工程局集团有限公司 | Construction method for dewatering in pile |
| CN111021385A (en) * | 2019-12-18 | 2020-04-17 | 宁蔚蔚 | Precipitation method for treating quicksand when manual hole digging pile hole digging meets quicksand layer |
| CN111305241A (en) * | 2019-12-18 | 2020-06-19 | 宁蔚蔚 | Method for treating quicksand in hole digging of manual hole digging pile through light well point dewatering |
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Application publication date: 20190329 |
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