CN110258549A - A kind of reparation structure and method for repairing and constructing for foundation pit supporting pile - Google Patents
A kind of reparation structure and method for repairing and constructing for foundation pit supporting pile Download PDFInfo
- Publication number
- CN110258549A CN110258549A CN201910507444.7A CN201910507444A CN110258549A CN 110258549 A CN110258549 A CN 110258549A CN 201910507444 A CN201910507444 A CN 201910507444A CN 110258549 A CN110258549 A CN 110258549A
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- Prior art keywords
- foundation pit
- pit supporting
- installing ring
- supporting pile
- slight crack
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
-
- 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
- E02D2250/00—Production methods
- E02D2250/003—Injection of material
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a kind of reparation structures for foundation pit supporting pile, frame is repaired to be coated at the slight crack of foundation pit supporting pile, the reparation frame includes the first iron wire, the second iron wire and several reinforcing bars, several spacing of reinforcements are distributed vertically, and the first iron wire and second iron wire finish up to connect and be fastened around on foundation pit supporting pile；Repairing installing ring includes respectively in the left installing ring and right installing ring of semi-circular setting, one end of left installing ring is hinged on one end of right installing ring, the other end of right installing ring is connected with connection boss, the right installing ring other end is provided with the locking member for tensing left installing ring, it is formed between left installing ring, right installing ring and foundation pit supporting pile for enveloping the slip casting space for repairing frame, is provided with the grouting nozzle communicated with slip casting space on left installing ring and/or right installing ring；Grouting Pipe is connected on grouting nozzle for being passed through concrete slurry.Its key points of the technical solution are that having the characteristics that reparation convenience is high.
Description
Technical field
The present invention relates to the technical field of building foundation, in particular to a kind of reparation structure for foundation pit supporting pile and repair
Multiple construction method.
Background technique
As the rapid development of skyscraper increases, foundation pit will be increasing, deeper, the construction of the supporting construction of foundation pit
It is more and more difficult, in building construction process, in order to guarantee underground structure construction and surrounding deep foundation pit environment safety and apply
Work is convenient, it is necessary to take deep-foundation side wall and surrounding enviroment the measure of supporting and reinforcing.
Notification number is that CN103469798B Chinese patent discloses a kind of foundation pit supporting construction, including pattern foundation pit supporting structure campshed,
Sealing stops native curtain and anti-side campshed, and pattern foundation pit supporting structure campshed is set as the cast-in-place concrete thin-walled pipe in long stake, stub interval
Stake, sealing stops native curtain and anti-side campshed is disposed as cement mixing pile, and sealing stops native curtain, and to be set as a row engaged
Cement mixing pile, anti-side campshed is set as the cement mixing pile of the two-way occlusion of several rows, and the sealing stops native curtain setting and exists
Pattern foundation pit supporting structure campshed corresponds to foundation pit periphery side, and anti-side campshed is arranged in pattern foundation pit supporting structure campshed and corresponds in the hole bottom of foundation pit side.
Above-mentioned pattern foundation pit supporting structure campshed is hollow cast in place concrete thin tunnel pile, wherein carries out the earthwork to foundation pit in digging machine
When excavating, staff's careless manipulation, digging machine touches pattern foundation pit supporting structure campshed, will lead to pattern foundation pit supporting structure campshed and slight crack occurs, if
Have in this way the pattern foundation pit supporting structure campshed quantity of damage it is excessive when, will lead to the pattern foundation pit supporting structure campshed of whole side structural strength reduce, lead
It causes the pile body of pattern foundation pit supporting structure campshed to be subjected to displacement inclination at slight crack, influences the supporting effect of pattern foundation pit supporting structure campshed, and exist
Security risk, therefore there are certain improvements.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of reparation knot for foundation pit supporting pile
It is high to have the characteristics that foundation pit supporting pile repairs convenience for structure.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of reparation structure for foundation pit supporting pile, is applied to foundation pit supporting pile, which includes:
Frame is repaired, is coated at the slight crack of foundation pit supporting pile, which includes the first iron wire, the second iron wire and several two
The reinforcing bar being separately fixed on the first iron wire and the second iron wire is held, several spacing of reinforcements are distributed vertically, first iron wire and institute
The second iron wire ending is stated to connect and be fastened around on foundation pit supporting pile；
Installing ring is repaired, left installing ring and right installing ring including being respectively in semi-circular setting, one end hinge of the left installing ring
It connects in one end of right installing ring, the other end of the right installing ring is connected with connection boss, and the other end of the left installing ring is opened
Equipped with the connection caulking groove chimeric for connection boss, the right installing ring other end is provided with the locking structure for tensing left installing ring
When part, the left installing ring and right installing ring pairing, the connection boss is entrenched on connection caulking groove, the left installing ring, the right side
It is formed between installing ring and foundation pit supporting pile for enveloping the slip casting space for repairing frame, the left installing ring and/or right peace
The grouting nozzle communicated with slip casting space is provided on dress circle；
Grouting Pipe is connected on grouting nozzle for being passed through concrete slurry.
Through the above technical solutions, when digging machine is when excavating the earthwork in foundation pit, when digging machine causes foundation pit supporting pile breakage,
Construction personnel has found the position of foundation pit supporting pile slight crack, by excavate on foundation pit side-wall around foundation pit supporting pile fracture position
Reparation frame is enclosed at the slight crack of foundation pit supporting pile goes forward side by side first by the soil body so that foundation pit supporting pile slight crack is integrally exposed
Row is fixed, and will be repaired installing ring installation and is covered on outside reparation frame, concrete slurry is injected into slip casting sky by Grouting Pipe, grouting nozzle
Between in, stand the foundation pit supporting pile, after waiting concrete slurry solidification, remove and repair installing ring, pass through the reparation structure
There is the foundation pit supporting pile of destruction to repair to more；
On the one hand, the concrete slurry after solidification can fill the slight crack of foundation pit supporting pile, and the concrete grout after solidification
Expect it is cylindrical be socketed in outside foundation pit supporting pile, and then vertical support force can be provided for foundation pit supporting pile, improve foundation pit branch
Buckle resistance energy of the fender pile at its slight crack avoids foundation pit supporting pile from causing the drop of buckle resistance energy due to the appearance of slight crack
It is low, and directly slight crack is repaired in foundation pit supporting pile periphery, the high spy of convenience is repaired with foundation pit supporting pile slight crack
Point.
Preferably, first iron wire and the second iron wire connect fixed and are fixed on foundation pit supporting pile by concrete nail
On, there are filling gaps between the reinforcing bar and the outer wall of foundation pit supporting pile.
Through the above technical solutions, the first iron wire and the second iron wire have certain bending, therefore it can finish up and connect
And fixed around foundation pit supporting pile, and be fixed on foundation pit supporting pile by concrete nail, so that reinforcing bar is in foundation pit supporting pile
Outer position is fixed, and by the characteristic of the first iron wire and the second iron wire, enables to reinforcing bar and foundation pit supporting pile
There are filling gaps between outer wall, and then when penetration concrete slurry, concrete slurry can completely by reinforcing bar package wherein into
Row solidification, to improve the structural strength of the concrete slurry after solidification.
Preferably, rubber layer is provided on the inner wall of the left installing ring and right installing ring.
Through the above technical solutions, rubber layer can be filled the gap of left installing ring and right installing ring, note is kept
The airtightness for starching space, avoids concrete slurry from leaking in slip casting space.
Preferably, the surface that the rubber layer is used to contact with concrete slurry is coated with concrete parting agent.
Through the above technical solutions, present rubber layer surface is smeared mixed before injecting concrete slurry into slip casting space
Solidifying soil release agent can avoid rubber layer from being sticked together with the concrete slurry after solidification after concrete slurry solidification.
Preferably, the locking member includes the first lock shaft being hingedly mounted on the left installing ring other end and hinge
The second lock shaft being mounted on the right installing ring other end is connect, at least one locking hole, institute are offered on first lock shaft
It states and is plugged with the check lock lever that at least one end is threadedly coupled with locking hole on the second lock shaft.
Through the above technical solutions, in left installing ring and right installing ring pairing, by the way that check lock lever is threaded in lock
In tieholen, with the spinning movement of check lock lever, left installing ring can be controlled and right installing ring is mutually drawn close, tensed, thus left peace
Dress circle and right installing ring are fixed in the position of foundation pit supporting pile.
In view of the deficienciess of the prior art, another object of the present invention is to provide a kind of repairing for foundation pit supporting pile
It is high to have the characteristics that foundation pit supporting pile repairs convenience for the method for repairing and constructing of complex structure.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of method for repairing and constructing using the reparation structure as described in the above technical scheme for foundation pit supporting pile, including such as
Lower step:
S1 excavates the soil body being located at around foundation pit supporting pile slight crack on foundation pit side-wall, and to table locating for foundation pit supporting pile slight crack
Face region is cleaned；
S2 will repair frame and be fastened around at the slight crack of foundation pit supporting pile；
S3, left installing ring and right installing ring enclose foundation pit supporting pile and are placed in slip casting will repair frame and foundation pit supporting pile slight crack
After in space, right installing ring is tensed left installing ring to realize the fixation on foundation pit supporting pile by locking member；
S4, concrete slurry are passed into slip casting space by Grouting Pipe, grouting nozzle；
S5 stands the foundation pit supporting pile, after waiting concrete slurry solidification, removes and repairs installing ring.
Preferably, in step sl, clean foundation pit supporting pile slight crack locating for surface region include foundation pit supporting pile slight crack,
The top of foundation pit supporting pile slight crack and the lower part of foundation pit supporting pile slight crack.
Preferably, after removing reparation installing ring, the soil body around foundation pit supporting pile slight crack is backfilled, and tamp foundation pit branch
The soil body around fender pile slight crack.
In conclusion the present invention having the beneficial effect that in contrast to the prior art
The application is enclosed at the slight crack of foundation pit supporting pile and is fixed by that will repair frame, will repair installing ring installation covering
It is repairing outside frame, concrete slurry is injected into slip casting space by Grouting Pipe, grouting nozzle, stands the foundation pit supporting pile, is waited
Concrete slurry solidification after, remove repair installing ring, by the reparation structure to more have the foundation pit supporting pile of destruction into
Row is repaired, and by directly repairing to slight crack in foundation pit supporting pile periphery, there is foundation pit supporting pile slight crack to repair convenience high
The characteristics of.
Detailed description of the invention
Fig. 1 is the scheme of installation of foundation pit supporting pile in technical solution of the present invention；
Fig. 2 is the scheme of installation that structure is repaired in technical solution of the present invention；
Fig. 3 is the structural schematic diagram that frame is repaired in technical solution of the present invention；
Fig. 4 is status diagram when repairing installing ring closure in technical solution of the present invention；
Fig. 5 is the status diagram repaired when installing ring is opened in technical solution of the present invention.
Appended drawing reference: 1, foundation pit supporting pile；2, sealing, only native curtain；3, anti-side campshed；4, frame is repaired；41, the first iron
Silk；42, the second iron wire；43, reinforcing bar；44, concrete nail；5, installing ring is repaired；51, left installing ring；52, right installing ring；53, it keeps off
Side；54, boss is connected；55, caulking groove is connected；56, locking member；561, the first lock shaft；562, the second lock shaft；563, it locks
Hole；564, check lock lever；57, slip casting space；58, grouting nozzle；59, rubber layer；6, Grouting Pipe.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment one
As shown in Figure 1, a kind of reparation structure for foundation pit supporting pile, is applied to foundation pit supporting pile 1, foundation pit supporting pile 1 is applied
In pattern foundation pit supporting structure, foundation pit supporting pile 1 uses cast in place concrete thin tunnel pile or driven cast-in-place pile.Excavate the earthwork in digging machine to be formed
When foundation pit, foundation pit supporting pile 1 can be close to foundation pit side-wall, achieve the purpose that supporting foundation pit side wall, prevent foundation pit from slight slope occur
The problems such as landing, wherein the corresponding foundation pit periphery side of foundation pit supporting pile 1 is provided with sealing, only native curtain 2, sealing, only native curtain
Spacing between 2 and foundation pit supporting pile 1 is arranged according to the demand of space and foundation pit position soil property.Foundation pit supporting pile 1 corresponds to base
It cheats and is provided with anti-side campshed 3 in the hole bottom of side, anti-side campshed 3 is for providing the resistance to tilting of 1 bottom of foundation pit supporting pile, only
Water, only native curtain 2 and anti-side campshed 3 are all made of cement mixing pile.
The top of foundation pit supporting pile 1 pours capping beam to improve the connectivity of whole foundation pit supporting pile 1, therefore, is digging
When machine excavates the earthwork in foundation pit, if the quantity that digging machine causes foundation pit supporting pile 1 to damage is excessive, foundation pit supporting pile 1 will be caused
Supporting intensity reduces, and needs to repair the slight crack on foundation pit supporting pile 1 thus.Slight crack on discovery foundation pit supporting pile 1
When, construction personnel excavates the soil body being located at around 1 slight crack of foundation pit supporting pile on foundation pit side-wall first, so that foundation pit supporting pile 1 is split
Integrally it is exposed at trace, is repaired with facilitating, and surface region locating for 1 slight crack of foundation pit supporting pile is cleaned, so that
The surface region of foundation pit supporting pile 1 to reduce dust as far as possible.
Specifically, in conjunction with shown in Fig. 2 and Fig. 3, which includes repairing frame 4, repairing installing ring 5 and Grouting Pipe 6.It repairs
Multiple frame 4 is coated at the slight crack of foundation pit supporting pile 1, which includes the first iron wire 41, the second iron wire 42 and several two
The reinforcing bar 43 being separately fixed on the first iron wire 41 and the second iron wire 42 is held, the both ends of reinforcing bar 43 are fixed on by welding
On first iron wire 41 and the second iron wire 42, several reinforcing bars 43 are spaced vertical distribution, the first iron wire 41 and the second iron wire 42 ending phase
It connects to surround foundation pit supporting pile 1, the joint of the first iron wire 41 and the second iron wire 42 is fixed, and by 41 He of the first iron wire
Second iron wire 42 is fixed on foundation pit supporting pile 1 by concrete nail 44, in one embodiment, is provided on concrete nail 44
For the through-hole that the first iron wire 41 or the second iron wire 42 pass through, with realize concrete nail 44 and the first iron wire 41 or the second iron wire 42 it
Between fixation.In another embodiment, setting is socketed in consolidating on concrete nail 44 on the first iron wire 41 or the second iron wire 42
Ring is determined, to realize the fixation between concrete nail 44 and the first iron wire 41 or the second iron wire 42.Reinforcing bar 43 and foundation pit supporting pile 1
There are filling gaps between outer wall.The reparation frame 4 is capable of fixing on foundation pit supporting pile 1 as a result, and 43 vertical direction of reinforcing bar
Setting, and then circumferentially-spaced outer the placing for being distributed in 1 slight crack of foundation pit supporting pile of several reinforcing bars 43.
In conjunction with shown in Fig. 4 and Fig. 5, repairing installing ring 5 includes the left installing ring 51 in semi-circular setting and right installation respectively
The both ends of circle 52, left installing ring 51 and right installing ring 52 are provided with rib 53, and one end of left installing ring 51 is hinged on right installation
One end of circle 52, the other end of right installing ring 52 are connected with connection boss 54, and the other end of left installing ring 51 is provided with for connection
The chimeric connection caulking groove 55 of boss 54, right 52 other end of installing ring are provided with the locking member 56 for tensing left installing ring 51,
When left installing ring 51 and right 52 pairing of installing ring, connection boss 54 is entrenched in connection caulking groove 55, left installing ring 51, right installing ring
It is formed between 52 and foundation pit supporting pile 1 for enveloping the slip casting space 57 for repairing frame 4, left installing ring 51 and/or right installation
The grouting nozzle 58 communicated with slip casting space 57 is provided on circle 52.
It is worth noting that left installing ring 51 and right installing ring 52 mutually tense with the tensioning action of locking member 56
Draw close, connection boss 54 be gradually embedded connection caulking groove 55 in, until connection boss 54 with connect the complete pairing of caulking groove 55, with reality
Sealing between existing 52 other end of left installing ring 51 and right installing ring.If since 1 outside wall surface of foundation pit supporting pile is not smooth enough, left
Installing ring 51 and right installing ring 52 can not complete pairing when, pass through connection boss 54 and the setting that connect caulking groove 55, connection boss
54 and connection caulking groove 55 can be avoided between 52 other end of left installing ring 51 and right installing ring and gap occur, to keep slip casting empty
Between 57 airtightness and integrality.
Wherein, rubber layer 59 is provided on the inner wall of left installing ring 51 and right installing ring 52, rubber layer 59 can be to left peace
The gap of dress circle 51 and right installing ring 52 is filled, and further to keep the airtightness in slip casting space 57, avoids concrete grout
Material leaks in slip casting space 57.Before injecting concrete slurry into slip casting space 57, need to be used for and mix in rubber layer 59
Smear concrete parting agent in the surface of solidifying soil paste material contact.
It is worth noting that Grouting Pipe 6 is connected on grouting nozzle 58 for being passed through concrete slurry.Concrete slurry passes through
Grouting Pipe 6 is injected, and is entered in slip casting space 57 after grouting nozzle 58, concrete slurry is to the slight crack on foundation pit supporting pile 1
It is filled closely knit, and after concrete slurry fills full slip casting space 57, is cooled down by standing, concrete slurry solidification,
Concrete slurry after solidification forms cylindrical support outside foundation pit supporting pile 1, should be able to mutually erect to foundation pit supporting pile 1
Support on direction improves the resistance to tilting of foundation pit supporting pile 1.
In the application, in conjunction with shown in Fig. 4 and Fig. 5, locking member 56 includes being hingedly mounted on left 51 other end of installing ring
The first lock shaft 561 and the second lock shaft 562 for being hingedly mounted on right 52 other end of installing ring, the first lock shaft 561
On offer at least one locking hole 563, at least one end and 563 screw thread of locking hole are plugged on the second lock shaft 562 and is connected
The check lock lever 564 connect.In left installing ring 51 and right 52 pairing of installing ring, by the way that check lock lever 564 is threaded in locking hole
In 563, with the spinning movement of check lock lever 564, left installing ring 51 can be controlled and right installing ring 52 is mutually drawn close, tensed, from
And left installing ring 51 and right installing ring 52 are fixed in the position of foundation pit supporting pile 1.
It is solidified in concrete slurry, after the slight crack on foundation pit supporting pile 1 is repaired, removes and repair installing ring 5, backfill base
The soil body around 1 slight crack of support pile is cheated, and tamps the soil body around 1 slight crack of foundation pit supporting pile.Therefore, the application passes through the reparation
Structure has the foundation pit supporting pile 1 of destruction to repair to more, directly repairs, has to slight crack in 1 periphery of foundation pit supporting pile
It is high to have the characteristics that 1 slight crack of foundation pit supporting pile repairs convenience.
Embodiment two
A kind of method for repairing and constructing using the reparation structure as described in the above technical scheme for foundation pit supporting pile 1, including
Following steps:
Step S1 excavates the soil body being located at around 1 slight crack of foundation pit supporting pile on foundation pit side-wall, and to 1 slight crack institute of foundation pit supporting pile
The surface region at place is cleaned；Specifically, cleaning surface region locating for 1 slight crack of foundation pit supporting pile includes foundation pit supporting pile 1
The lower part of 1 slight crack of slight crack, the top of 1 slight crack of foundation pit supporting pile and foundation pit supporting pile.
Step S2 will repair frame 4 and be fastened around at the slight crack of foundation pit supporting pile 1；Specifically, the first iron wire 41 and second
The ending of iron wire 42 connects to surround foundation pit supporting pile 1, and the joint of the first iron wire 41 and the second iron wire 42 is fixed, and will
First iron wire 41 and the second iron wire 42 are fixed on foundation pit supporting pile 1 by concrete nail 44,43 circumferentially-spaced points of several reinforcing bars
Cloth is in outer the placing of 1 slight crack of foundation pit supporting pile, and there are filling gaps between 1 outer wall of reinforcing bar 43 and foundation pit supporting pile.
Step S3, left installing ring 51 and right installing ring 52 enclose foundation pit supporting pile 1 will repair frame 4 and pattern foundation pit supporting structure
After 1 slight crack of stake is placed in slip casting space 57, right installing ring 52 is tensed left installing ring 51 to realize in base by locking member 56
Cheat the fixation on support pile 1.
Step S4, concrete slurry are passed into slip casting space 57 by Grouting Pipe 6, grouting nozzle 58.
Step S5 stands the foundation pit supporting pile 1, after waiting concrete slurry solidification, removes and repairs installing ring 5, after solidification
Concrete slurry formed tubulose supporting element be fixed on outside foundation pit supporting pile 1.
Step S6 backfills the soil body around 1 slight crack of foundation pit supporting pile, and tamp foundation pit after removing reparation installing ring 5
The soil body around 1 slight crack of support pile.
Therefore, the application can have the foundation pit supporting pile 1 of destruction to repair by the method for repairing and constructing to more,
Slight crack is directly repaired in 1 periphery of foundation pit supporting pile, and it is high to have the characteristics that 1 slight crack of foundation pit supporting pile repairs convenience.
The above is only exemplary embodiment of the invention, protection scope and is not intended to limit the present invention, this hair
Bright protection scope is determined by the attached claims.
Claims (8)
1. a kind of reparation structure for foundation pit supporting pile is applied to foundation pit supporting pile (1), which is characterized in that the reparation structure
Include:
It repairs frame (4), is coated at the slight crack of foundation pit supporting pile (1), which includes the first iron wire (41), the second iron
Silk (42) and several both ends are separately fixed at the reinforcing bar (43) on the first iron wire (41) and the second iron wire (42), several reinforcing bars
(43) the vertical distribution in interval, first iron wire (41) and second iron wire (42) ending, which connect, is fastened around pattern foundation pit supporting structure
In stake (1)；
It repairs installing ring (5), left installing ring (51) and right installing ring (52) including being respectively in semi-circular setting, the left installation
One end of circle (51) is hinged on one end of right installing ring (52), and the other end of the right installing ring (52) is connected with connection boss
(54), the other end of the left installing ring (51) offers the connection caulking groove (55) chimeric for connection boss (54), the right peace
Dress circle (52) other end is provided with the locking member (56) for tensing left installing ring (51), left installing ring (51) He Youan
When dress circle (52) pairing, the connection boss (54) is entrenched in connection caulking groove (55), the left installing ring (51), right installing ring
(52) it is formed between foundation pit supporting pile (1) for enveloping the slip casting space (57) for repairing frame (4), the left installing ring
(51) grouting nozzle (58) communicated with slip casting space (57) and/or is provided on right installing ring (52)；
Grouting Pipe (6) is connected on grouting nozzle (58) for being passed through concrete slurry.
2. a kind of reparation structure for foundation pit supporting pile according to claim 1, which is characterized in that first iron wire
(41) connect fixed and be fixed on foundation pit supporting pile (1) by concrete nail (44), the reinforcing bar with the second iron wire (42)
(43) there are filling gaps between the outer wall of foundation pit supporting pile (1).
3. a kind of reparation structure for foundation pit supporting pile according to claim 1, which is characterized in that the left installing ring
(51) and on the inner wall of right installing ring (52) it is provided with rubber layer (59).
4. a kind of reparation structure for foundation pit supporting pile according to claim 3, which is characterized in that the rubber layer
(59) surface for contacting with concrete slurry is coated with concrete parting agent.
5. a kind of reparation structure for foundation pit supporting pile according to claim 1, which is characterized in that the locking member
(56) include the first lock shaft (561) for being hingedly mounted on left installing ring (51) other end and be hingedly mounted on right installation
The second lock shaft (562) on (52) other end is enclosed, offers at least one locking hole on first lock shaft (561)
(563), the check lock lever that at least one end is threadedly coupled with locking hole (563) is plugged on second lock shaft (562)
(564)。
6. a kind of repairing construction side of reparation structure for foundation pit supporting pile of application as described in claim 1 ~ 5 any one
Method, which comprises the steps of:
S1 excavates the soil body being located at around foundation pit supporting pile (1) slight crack on foundation pit side-wall, and to foundation pit supporting pile (1) slight crack institute
The surface region at place is cleaned；
S2 will repair frame (4) and be fastened around at the slight crack of foundation pit supporting pile (1)；
S3, left installing ring (51) and right installing ring (52) enclose foundation pit supporting pile (1) will repair frame (4) and pattern foundation pit supporting structure
After stake (1) slight crack is placed in slip casting space (57), right installing ring (52) is tensed left installing ring (51) by locking member (56)
To realize the fixation on foundation pit supporting pile (1)；
S4, concrete slurry are passed into slip casting space (57) by Grouting Pipe (6), grouting nozzle (58)；
S5 stands the foundation pit supporting pile (1), after waiting concrete slurry solidification, removes and repairs installing ring (5).
7. a kind of method for repairing and constructing according to claim 6, which is characterized in that in step sl, clean pattern foundation pit supporting structure
Surface region locating for stake (1) slight crack includes foundation pit supporting pile (1) slight crack, the top of foundation pit supporting pile (1) slight crack and foundation pit
The lower part of support pile (1) slight crack.
8. a kind of method for repairing and constructing according to claim 6, which is characterized in that after removing reparation installing ring (5),
The soil body around foundation pit supporting pile (1) slight crack is backfilled, and tamps the soil body around foundation pit supporting pile (1) slight crack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910507444.7A CN110258549B (en) | 2019-06-12 | 2019-06-12 | Repair structure and repair construction method for foundation pit supporting pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910507444.7A CN110258549B (en) | 2019-06-12 | 2019-06-12 | Repair structure and repair construction method for foundation pit supporting pile |
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| Publication Number | Publication Date |
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| CN110258549A true CN110258549A (en) | 2019-09-20 |
| CN110258549B CN110258549B (en) | 2021-02-09 |
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| CN201910507444.7A Expired - Fee Related CN110258549B (en) | 2019-06-12 | 2019-06-12 | Repair structure and repair construction method for foundation pit supporting pile |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111519631A (en) * | 2020-04-23 | 2020-08-11 | 广东万宜基础工程有限公司 | Repairing structure and repairing method of foundation pit support |
| CN112095622A (en) * | 2020-09-19 | 2020-12-18 | 深圳鹏城岩土科技有限公司 | Repair structure and repair construction method for foundation pit supporting pile |
| CN112609682A (en) * | 2020-12-17 | 2021-04-06 | 广东广强基础工程有限公司 | Energy-saving repair structure for supporting row piles and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111519631A (en) * | 2020-04-23 | 2020-08-11 | 广东万宜基础工程有限公司 | Repairing structure and repairing method of foundation pit support |
| CN112095622A (en) * | 2020-09-19 | 2020-12-18 | 深圳鹏城岩土科技有限公司 | Repair structure and repair construction method for foundation pit supporting pile |
| CN112095622B (en) * | 2020-09-19 | 2021-09-03 | 深圳鹏城岩土科技有限公司 | Repair structure and repair construction method for foundation pit supporting pile |
| CN112609682A (en) * | 2020-12-17 | 2021-04-06 | 广东广强基础工程有限公司 | Energy-saving repair structure for supporting row piles and construction method thereof |
| CN112609682B (en) * | 2020-12-17 | 2022-04-22 | 广东广强基础工程有限公司 | Energy-saving repair structure for supporting row piles and construction method thereof |
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