CN106223334B - A kind of restorative procedure and its ruggedized construction of broken pile - Google Patents
A kind of restorative procedure and its ruggedized construction of broken pile Download PDFInfo
- Publication number
- CN106223334B CN106223334B CN201610612237.4A CN201610612237A CN106223334B CN 106223334 B CN106223334 B CN 106223334B CN 201610612237 A CN201610612237 A CN 201610612237A CN 106223334 B CN106223334 B CN 106223334B
- Authority
- CN
- China
- Prior art keywords
- reinforcing steel
- presstressed reinforcing
- reinforced hole
- pulpboard
- pile
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- E02D5/64—Repairing piles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
- E02D15/04—Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/003—Injection of material
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a kind of restorative procedure of broken pile and its ruggedized constructions, the present invention is that one group of reinforced hole is bored on broken pile, then presstressed reinforcing steel is put into reinforced hole, cementing material is first injected in reinforced hole to anchor the anchoring section of presstressed reinforcing steel together, then tenses presstressed reinforcing steel at the top of foundation pile.The present invention need not abolish original foundation pile or the reinforcement on the outside of foundation pile, thus avoid disturbance of the traditional treatment method to stratum, will not reduce the bearing capacity on stratum.By applying prestressing force to broken pile, the quality of reparation is improved, reliability is high.The present invention not only has many advantages, such as that recovery project amount is small, expense is shorter compared with province, duration, but also has simple in structure, easy construction, is easy to grasp.
Description
Technical field
The present invention relates to a kind of restorative procedure of broken pile and its ruggedized constructions, belong to building foundation engineering technical field.
Background technology
Pile foundation is a kind of common foundation pattern in construction projects, and application range is very extensive, and broken pile is then
One of the problem of pile foundation construction is susceptible to.Give the concern of height always for the processing of broken pile in the industry.For example, Publication No.
" a kind of water environment under breakage of cast-in-place bored pile processing method " disclosed in the patent document of 104988914A is first disconnected
Churning seepage proof curtain stake is completed in stake periphery, then manually excavates broken pile, and finally into drilling, casting concrete completes pile extension;It is open
It is to be punched in pile pile, carry out high-pressure slip-casting number for " the broken pile ruggedized construction " that discloses in the patent document of 203530969U;It is public
The number of opening be 203462466U patent document in disclose " it is a kind of for pile foundation correction and broken pile reinforcement ruggedized construction ", be
Punching, insertion reinforcing bar, progress slip casting in pile pile.
Or traditional processing method is by the pile body concrete chisel removal of broken pile above section, again casting concrete;It wants
It is the punching on broken pile, assembling reinforcement, casting concrete again;It is to be punched in stake, be inserted into reinforcing bar, slip casting;
It is the reinforcement outside stake;It is to discard broken pile, the piling again near discarded stake.There are difficulty of construction for these processing methods
Greatly, processing cost is high and handles the defects of quality is difficult to ensure.
Invention content
The object of the present invention is to provide a kind of restorative procedure of broken pile and its ruggedized constructions, pass through prestressing technique
Using, the reliability of raising broken pile reparation, and it is easy to construction and investment reduction, to overcome the deficiencies in the prior art.
The technical proposal of the invention is realized in this way:
A kind of restorative procedure of broken pile of the present invention is that this method is constructed according to the following steps:
Step 1: boring 2~5 reinforced holes parallel with foundation pile longitudinal axis, the depth of reinforced hole in the foundation pile with breaking joint
Breaking joint or less should be drilled into;
Step 2: welding stops pulpboard on presstressed reinforcing steel, only pulpboard is equipped with filling adaptor, and filling adaptor connects with Grouting Pipe
It connects;And guide head is installed in presstressed reinforcing steel end;Then head end will be oriented to put downwards to reinforced hole bottom hole;
Step 3: injecting cementing material to only pulpboard reinforced hole below by slip casting machine, anchoring section is constituted;
Step 4: in the aperture installation pedestal and anchorage of reinforced hole;
Step 5: after cementing material consolidation, pass through the anchorage tensioned prestressing bar on pedestal;
Step 6: injecting cementing material into the gap of more than only pulpboard reinforced hole and breaking joint by slip casting machine, fill
Afterwards by the orifice closing of reinforced hole.
In the restorative procedure of aforementioned broken pile, the step 1 judges breaking joint in boring procedure continuous sampling, according to stake core
Position.
In the restorative procedure of aforementioned broken pile, the presstressed reinforcing steel uses steel strand wires.
A kind of ruggedized construction of broken pile of the present invention constituted according to the above method is, including is located at stratum base below
Stake, foundation pile is interior to have breaking joint;One group of reinforced hole is drilled on foundation pile, the bottom hole of reinforced hole is located at breaking joint or less;It is equipped in reinforced hole
Presstressed reinforcing steel, presstressed reinforcing steel lower end are equipped with guide head, only pulpboard are equipped in presstressed reinforcing steel, and only pulpboard is located at breaking joint or less;Only starch
Plate presstressed reinforcing steel below is anchoring section, and only presstressed reinforcing steel more than pulpboard is tensioning section;The aperture of reinforced hole be equipped with pedestal and
The tensioning section top of anchorage, presstressed reinforcing steel is connect with anchorage;Only pulpboard is equipped with filling adaptor, and filling adaptor is connect with Grouting Pipe;
Cementing material is marked in reinforced hole.
In the ruggedized construction of aforementioned broken pile, the cross sectional shape of the foundation pile is round, square or rectangular.
By adopting the above-described technical solution, compared with prior art, the present invention the present invention need not abolish original foundation pile
Or the reinforcement on the outside of foundation pile, thus disturbance of the traditional treatment method to stratum is avoided, the bearing capacity on stratum will not be reduced.Pass through
Prestressing force is applied to broken pile, improves the quality of reparation, reliability is high.The present invention not only have recovery project amount is small, expense compared with
It saves, the advantage that the duration is shorter, but also has many advantages, such as simple in structure, easy construction, is easy to grasp.
Description of the drawings
Fig. 1 is the structural schematic diagram one of the present invention;
Fig. 2 is the structural schematic diagram two of the present invention.
In figure label for:The stratum 1-, 2- foundation piles, 3- breaking joints, 4- reinforced holes, 5- presstressed reinforcing steels, 6- anchoring sections, 7- tensioning
Section, 8- guide heads, 9- stop pulpboard, 10- pedestals, 11- anchorages, 12- cementing materials.
Specific implementation mode
The present invention is described in further detail with reference to the accompanying drawings and examples, but not as to any of the present invention
Limitation.
A kind of restorative procedure of broken pile of the present invention, as depicted in figs. 1 and 2:This method is constructed according to the following steps:
Step 1: boring 2~5 reinforced holes parallel with foundation pile longitudinal axis, the depth of reinforced hole in the foundation pile with breaking joint
Breaking joint or less should be drilled into;In boring procedure continuous sampling, the position of breaking joint is judged according to stake core;
Step 2: welding stops pulpboard on presstressed reinforcing steel, presstressed reinforcing steel uses steel strand wires;Only pulpboard connects equipped with slip casting
Head, filling adaptor are connect with Grouting Pipe;And guide head is installed in presstressed reinforcing steel end;Then head end will be oriented to put downwards to reinforcing
Hole bottom hole;
Step 3: injecting cementing material to only pulpboard reinforced hole below by slip casting machine, anchoring section is constituted;
Step 4: in the aperture installation pedestal and anchorage of reinforced hole;
Step 5: after cementing material consolidation, pass through the anchorage tensioned prestressing bar on pedestal;
Step 6: injecting cementing material into the gap of more than only pulpboard reinforced hole and breaking joint by slip casting machine, fill
Afterwards by the orifice closing of reinforced hole.
A kind of ruggedized construction of broken pile of the present invention constituted as stated above, including it is located at 1 foundation pile 2 below of stratum,
There is breaking joint 3 in foundation pile 2;One group of reinforced hole 4 is drilled on foundation pile 2, the bottom hole of reinforced hole 4 is located at 3 or less breaking joint;In reinforced hole 4
Equipped with presstressed reinforcing steel 5,5 lower end of presstressed reinforcing steel is equipped with guide head 8, and only pulpboard 9 is equipped in presstressed reinforcing steel 5, and only pulpboard 9 is located at breaking joint
3 or less;Only 9 presstressed reinforcing steel 5 below of pulpboard is anchoring section 6, and only the presstressed reinforcing steel 5 of 9 or more pulpboard is tensioning section 7;Reinforced hole 4
Aperture be equipped with pedestal 10 and anchorage 11,7 top of tensioning section of presstressed reinforcing steel 5 is connect with anchorage 11;Only pulpboard 9 connects equipped with slip casting
Head, filling adaptor are connect with Grouting Pipe;Cementing material 12 is marked in reinforced hole 4.The cross sectional shape of foundation pile 2 is round, square
Or rectangle.
Embodiment
This example is as shown in Figures 1 and 2, including stretches into the foundation pile 2 on stratum 1.Reinforced hole 4 is parallel with the longitudinal axis of foundation pile 2.Add
Solid hole 4 or its projection are within any cross section of 2 longitudinal axis of foundation pile.Breaking joint 3 in foundation pile 2 is run through in the bottom of reinforced hole 4.
The distance between the bottom of reinforced hole 4 and breaking joint 3 are determined according to COMPREHENSIVE CALCULATING situations such as foundation pile size, stratum and broken pile.It is corresponding
In every foundation stake 2, the quantity of reinforced hole 4 is 2~5.Presstressed reinforcing steel 5 is installed in reinforced hole 4, it is preferred that presstressed reinforcing steel 5 uses
Steel strand wires.5 lower part of presstressed reinforcing steel is anchoring section 6, and top is tensioning section 7.The bottom of presstressed reinforcing steel 5 is installed on guide head 8.It answers in advance
The anchoring section 6 of power muscle 5 is installed on only pulpboard 9 with the intersection of tensioning section 7.Only the position of pulpboard 9 is less than breaking joint 3, with breaking joint 3
The distance between determined according to COMPREHENSIVE CALCULATING situations such as foundation pile size, stratum and broken pile.The tensioning section 7 of presstressed reinforcing steel 5 is higher by base
The stake top of stake 2, is installed on pedestal 10 and anchorage 11 thereon.Cementing material is perfused in reinforced hole 4 and breaking joint 3, and in anchoring section 6
Cementing material be perfused before 5 tensioning of presstressed reinforcing steel, the cementing material in tensioning section 7 and breaking joint 35 tensioning of presstressed reinforcing steel it
After be perfused.
The section of above-mentioned foundation pile 2 can be round, square or rectangular.Reinforced hole 4 and presstressed reinforcing steel 5 are in the plane
Arrangement can be symmetric form, can also be asymmetrical form.
Reinforced hole 4 and presstressed reinforcing steel 5 can pass through the bottom of foundation pile 2 to stretch into stratum(See Fig. 2), base can not also be passed through
The bottom of stake 2(See Fig. 1), that form is specifically used, it should be determines according to actual conditions.
The specific application example of the above only present invention, the present invention also has other embodiments, all to use equivalent replacement
Or the technical solution that equivalent transformation is formed, it all falls within protection domain of the presently claimed invention.
Claims (5)
1. a kind of restorative procedure of broken pile, it is characterised in that:This method is constructed according to the following steps:
Step 1: boring 2~5 reinforced holes parallel with foundation pile longitudinal axis in the foundation pile with breaking joint, the depth of reinforced hole should bore
To breaking joint;
Step 2: welding stops pulpboard on presstressed reinforcing steel, only pulpboard is equipped with filling adaptor, and filling adaptor is connect with Grouting Pipe;
And guide head is installed in presstressed reinforcing steel end;Then head end will be oriented to put downwards to reinforced hole bottom hole;
Step 3: injecting cementing material to only pulpboard reinforced hole below by slip casting machine, anchoring section is constituted;
Step 4: in the aperture installation pedestal and anchorage of reinforced hole;
Step 5: after cementing material consolidation, pass through the anchorage tensioned prestressing bar on pedestal;
Step 6: cementing material is injected into the gap of more than only pulpboard reinforced hole and breaking joint by slip casting machine, it will after filling
The orifice closing of reinforced hole.
2. the restorative procedure of broken pile according to claim 1, it is characterised in that:The step 1 continuously takes in boring procedure
Core judges the position of breaking joint according to stake core.
3. the restorative procedure of broken pile according to claim 1, it is characterised in that:The presstressed reinforcing steel uses steel strand wires.
4. a kind of ruggedized construction of broken pile, including it is located at stratum(1)Foundation pile below(2), it is characterised in that:Foundation pile(2)Interior tool
There is breaking joint(3);Foundation pile(2)On be drilled with one group of reinforced hole(4), reinforced hole(4)Bottom hole be located at breaking joint(3)Below;Reinforced hole(4)
It is interior to be equipped with presstressed reinforcing steel(5), presstressed reinforcing steel(5)Lower end is equipped with guide head(8), presstressed reinforcing steel(5)In be equipped with only pulpboard(9), only
Pulpboard(9)Positioned at breaking joint(3)Below;Only pulpboard(9)Presstressed reinforcing steel below(5)For anchoring section(6), only pulpboard(9)Above
Presstressed reinforcing steel(5)For tensioning section(7);Reinforced hole(4)Aperture be equipped with pedestal(10)And anchorage(11), presstressed reinforcing steel(5)
Draw section(7)Top and anchorage(11)Connection;Only pulpboard(9)Equipped with filling adaptor, filling adaptor is connect with Grouting Pipe;Reinforced hole
(4)Inside it is marked with cementing material(12).
5. the ruggedized construction of broken pile according to claim 4, it is characterised in that:The foundation pile(2)Cross sectional shape be circle
Or rectangle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610612237.4A CN106223334B (en) | 2016-07-31 | 2016-07-31 | A kind of restorative procedure and its ruggedized construction of broken pile |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610612237.4A CN106223334B (en) | 2016-07-31 | 2016-07-31 | A kind of restorative procedure and its ruggedized construction of broken pile |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106223334A CN106223334A (en) | 2016-12-14 |
CN106223334B true CN106223334B (en) | 2018-10-12 |
Family
ID=57535354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610612237.4A Active CN106223334B (en) | 2016-07-31 | 2016-07-31 | A kind of restorative procedure and its ruggedized construction of broken pile |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106223334B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109183791A (en) * | 2018-09-10 | 2019-01-11 | 福建宝丰管桩有限公司 | A kind of tubular pile head method for repairing damage |
CN115094880B (en) * | 2022-08-11 | 2023-11-17 | 广东省建筑设计研究院有限公司 | Reinforcing method for fracture of support filling pile in pile anchor support structure |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203462466U (en) * | 2013-08-22 | 2014-03-05 | 天津大学 | Reinforced structure for rectifying deviation of pile foundation and reinforcing broken pile |
CN203530969U (en) * | 2013-11-13 | 2014-04-09 | 浙江新邦建设有限公司 | Broken pile reinforcing structure |
CN205875146U (en) * | 2016-07-31 | 2017-01-11 | 中国电建集团贵阳勘测设计研究院有限公司 | Broken pile's reinforced structure |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011084924A (en) * | 2009-10-15 | 2011-04-28 | Nippon Steel Engineering Co Ltd | Steel pipe pile foundation and method for constructing the steel pipe pile foundation |
-
2016
- 2016-07-31 CN CN201610612237.4A patent/CN106223334B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203462466U (en) * | 2013-08-22 | 2014-03-05 | 天津大学 | Reinforced structure for rectifying deviation of pile foundation and reinforcing broken pile |
CN203530969U (en) * | 2013-11-13 | 2014-04-09 | 浙江新邦建设有限公司 | Broken pile reinforcing structure |
CN205875146U (en) * | 2016-07-31 | 2017-01-11 | 中国电建集团贵阳勘测设计研究院有限公司 | Broken pile's reinforced structure |
Also Published As
Publication number | Publication date |
---|---|
CN106223334A (en) | 2016-12-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20210348355A1 (en) | Grouting consolidation method for full casing borehole guide prefabricated pile and prefabricated pile therefor | |
CN107083977A (en) | A kind of grouting strengthening method of many granularities of argillaceous soft rock tunnel subregion | |
CN109944593A (en) | The reinforcement means of existing building is worn under a kind of shield tunnel | |
CN106223334B (en) | A kind of restorative procedure and its ruggedized construction of broken pile | |
CN111636414B (en) | Bearing type pervious concrete-ECC (error correction code) composite precast pile and preparation method thereof | |
CN107326898B (en) | I-shaped precast pile supporting structure with adjustable inserted rigidity in cement-soil wall and construction method thereof | |
CN100523389C (en) | Ballastless track steel reinforced concrete pile-net construction method | |
CN205875146U (en) | Broken pile's reinforced structure | |
CN109056710A (en) | A kind of hardpan steel-pipe pile and its construction method | |
CN206477344U (en) | Foundation pit supporting construction | |
CN112726591A (en) | Construction method of engineering pile shallow layer broken pile reinforcing structure and reinforcing structure thereof | |
CN110872839B (en) | Construction method of conical pile tip tubular pile capable of post-grouting | |
CN109184221A (en) | Anchor rib construction method is planted after a kind of concrete | |
CN205576957U (en) | Stake end pilework | |
CN208251077U (en) | A kind of positioning constructing device of networking measurement control stake | |
CN111305182A (en) | Soft foundation reinforcement construction method | |
CN110055982A (en) | A kind of novel anchor holding frame lattice miniature steel pipe pile supporting system | |
CN205999887U (en) | Boring steel reinforcement cage hoop slip casting broken stone pile | |
KR100711054B1 (en) | A construction method of concrete retaining wall using anchor | |
CN208933954U (en) | A kind of hardpan steel-pipe pile | |
CN207109611U (en) | A kind of prefabricated just beam buttress | |
CN208039240U (en) | A kind of built pile | |
CN205975582U (en) | Improve device of hollow pile bearing capacity | |
CN207405615U (en) | A kind of supporting construction of canal formula cutting cement soil continuous wall combination work shape prefabricated pile | |
CN101545257A (en) | Novel anchor rod construction process and spare and accessory parts thereof |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |