CN107806085A - A kind of ultra-deep pit foundation encircles and hunts down water-stopping steel sheet pile and its construction method - Google Patents
A kind of ultra-deep pit foundation encircles and hunts down water-stopping steel sheet pile and its construction method Download PDFInfo
- Publication number
- CN107806085A CN107806085A CN201711100496.XA CN201711100496A CN107806085A CN 107806085 A CN107806085 A CN 107806085A CN 201711100496 A CN201711100496 A CN 201711100496A CN 107806085 A CN107806085 A CN 107806085A
- Authority
- CN
- China
- Prior art keywords
- steel sheet
- sheet pile
- fastened
- plate
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 215
- 239000010959 steel Substances 0.000 title claims abstract description 215
- 238000010276 construction Methods 0.000 title claims abstract description 42
- 238000007789 sealing Methods 0.000 claims abstract description 127
- 238000001125 extrusion Methods 0.000 claims abstract description 7
- 238000012856 packing Methods 0.000 claims abstract description 7
- 239000002689 soil Substances 0.000 claims description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 29
- 230000010412 perfusion Effects 0.000 claims description 17
- 239000003673 groundwater Substances 0.000 claims description 10
- 239000005995 Aluminium silicate Substances 0.000 claims description 8
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 8
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 8
- 235000012211 aluminium silicate Nutrition 0.000 claims description 8
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 8
- 239000004571 lime Substances 0.000 claims description 8
- 239000004927 clay Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 5
- 241000585116 Galba truncatula Species 0.000 claims description 4
- 241001074085 Scophthalmus aquosus Species 0.000 claims description 4
- 238000004364 calculation method Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 230000010354 integration Effects 0.000 claims description 2
- 238000005086 pumping Methods 0.000 claims 1
- 230000004888 barrier function Effects 0.000 abstract description 8
- 230000008595 infiltration Effects 0.000 abstract description 6
- 238000001764 infiltration Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 7
- 241000196324 Embryophyta Species 0.000 description 5
- 239000002002 slurry Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000009958 sewing Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 235000019994 cava Nutrition 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 239000011178 precast concrete Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 244000273618 Sphenoclea zeylanica Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 210000003934 vacuole Anatomy 0.000 description 1
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
- E02D5/02—Sheet piles or sheet pile bulkheads
- E02D5/03—Prefabricated parts, e.g. composite sheet piles
- E02D5/04—Prefabricated parts, e.g. composite sheet piles made of steel
-
- 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
-
- 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
- E02D5/02—Sheet piles or sheet pile bulkheads
- E02D5/03—Prefabricated parts, e.g. composite sheet piles
- E02D5/04—Prefabricated parts, e.g. composite sheet piles made of steel
- E02D5/08—Locking forms; Edge joints; Pile crossings; Branch pieces
Landscapes
- 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)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
A kind of ultra-deep pit foundation encircles and hunts down water-stopping steel sheet pile and its construction method, including steel plate pile body（1）, it is characterised in that：The steel plate pile body（1）Side be fixedly installed first and be fastened and connected plate（2）, steel plate pile body（1）Opposite side be fixedly installed second and be fastened and connected plate（3）, first is fastened and connected plate（2）With adjacent steel sheet pile body（1）On second be fastened and connected plate（3）Be interlockingly connected cooperation, two arcwall faces after being fastened（7）Together constitute cylindrical seal chamber（6）, cylindrical seal chamber（6）Interior extrusion packing has leakage proof mud or is perfused with leakage proof mud, the present invention is adjacent, and to encircle and hunt down the compactness connected between stake good, overall stability is improved, and pass through the closure sealing to the longitudinally connected seam of twice and cylindrical seal cavity, infiltration path has been blocked completely, the adjacent technical barrier encircled and hunted down and hermetic seal is difficult between stake is efficiently solved, working security is improved.
Description
Technical field
The present invention relates to one kind to encircle and hunt down water-stopping steel sheet pile and its construction method, more particularly to a kind of ultra-deep pit foundation encircles and hunts down sealing
Steel sheet pile and its construction method, belong to technical field of building construction.
Background technology
Generally require to encircle and hunt down and open in underground engineering, municipal works and other various architectural engineering foundation constructions at present
Dig pit base, for the less pit foundation of cutting depth, stake is encircled and hunted down using in general and encircles and hunts down mode just disclosure satisfy that construction requirement, it is right
Encircle and hunt down that the anti-soil layer of stake caves in and the requirement of anti-underground water seepage is all than relatively low.But if in rivers and lakes periphery and its
If its rich groundwater region progress ultra-deep pit foundation encircles and hunts down construction, than relatively soft, pit foundation periphery soil layer collapses pit foundation soil layer
The probability that situation of collapsing occurs can be multiplied, and ordinary steel sheet pile easily produces local compressive strain, is difficult to when ultra-deep pit foundation caves in
Effective barrier effect is played, the tight type and reliability connected between skirt piles of fighting each other proposes higher requirement.Main
It is that soil moisture in layer increases after pit foundation reaches certain depth, the hydraulic pressure of underground water is also larger, and ultra-deep pit foundation is adjacent for a long time beats
Hermetic seal between skirt piles is always a technical barrier, and the abundant underground water of ultra-deep pit foundation can bring larger construction to perplex,
Even jeopardize the safety of pit foundation.
Existing hollow tube pile or steel sheet pile are simple in construction coarse, are typically bonded using outer wall or setting simply overlaps seam
Structure type, although the hermetic seal between existing hollow tube pile or steel sheet pile has using rubber strip hermetic seal, air bag
The various ways such as hermetic seal, stuff up a crack hermetic seal, but under the pressure and erosion for the underground water that ultra-deep pit foundation enriches, it is existing
Sealing structure the situation of infiltration and leak will soon occur, or even there is pit foundation periphery soil layer mud as leak space is gushed
Enter in pit foundation, easily induce piping, have a strong impact on the construction operation in pit foundation, ultra-deep pit foundation is encircled and hunted down hermetic seal problem and do not had always
Effectively solved.
Such as China Patent Publication No.：CN104196042A, publication date：The patent of invention on December 10th, 2014 discloses one
Kind steel sheet pile cofferdam structure construction method, it comprises the following steps：Inner side positioning steel tube stake is set in steel sheet-pile cofferdam medial and lateral
With outside positioning steel tube stake, fixed upper strata planar positioning structure is installed in outside positioning steel tube stake upper inside wall；Suspension rod will be passed through
The outrigger for being connected with lower floor's precast concrete support integral system is attached at the top of steel pile casting；Installed in the positioning steel tube stake of inner side
Upper strata purlin, the inserting piling steel sheet pile between upper strata purlin and upper strata planar positioning structure, steel sheet pile is inserted to be welded with upper strata purlin, so
Upper strata steel inner support is fixedly mounted in the purlin of upper strata afterwards；Water in steel sheet-pile cofferdam is extracted out, welding bracket is allowed to support lower floor
Precast concrete inner support, then welding steel stake and lower floor's purlin, finally release suspension rod, remove outrigger；Carry out cushion cap concrete
Construction.Lacking effective connection but the steel sheet pile is simple in construction, between adjacent coaming plate and fasten, resistance to overturning is poor,
And between adjacent steel sheet pile connecting sewing hermetic seal it is ineffective, to the hermetic seal ability of steel sheet pile periphery underground water compared with
It is weak, it is easy to situation about seeping water occur, the construction operation in pit foundation can be adversely affected.
The content of the invention
First purpose of the present invention is to encircle and hunt down that pilework is simple for existing pit foundation, adjacent to encircle and hunt down what is connected between stake
Compactness is bad, and it is poor to encircle and hunt down rear steadiness, is unfavorable for ultra-deep pit foundation and encircles and hunts down construction, and the adjacent sealing encircled and hunted down between stake stops
The defects of water is ineffective, and the abundant underground water of ultra-deep pit foundation can bring serious puzzlement to construction and deficiency, now provide a kind of knot
Structure is reasonable, and the adjacent compactness connected between stake of encircling and hunting down is improved, and it is good to encircle and hunt down rear globality steadiness, and adjacent encircles and hunts down
Stake between hermetic seal effect be greatly improved, be not in seep water water leakage situation a kind of ultra-deep pit foundation encircle and hunt down only
Water steel sheet pile.
Second object of the present invention is to be directed to the existing ultra-deep pit foundation encircled and hunted down construction method and be not suitable for rich groundwater
Construction is encircled and hunted down, the adjacent compactness connected between stake of encircling and hunting down is bad, and soft soil horizon avalanche and underground water constantly penetrate into and construction made
Into frustrating, the defects of construction risk is high and deficiency, a kind of ultra-deep pit foundation for being suitable for rich groundwater is now provided encircles and hunts down and apply
Work, the adjacent compactness connected between stake of encircling and hunting down is good, soft soil horizon will not inside avalanche, and efficiently solve and adjacent encircle and hunt down stake
Between hermetic seal technical barrier, a kind of good ultra-deep pit foundation of working security encircles and hunts down steel plate for sealing water pile construction method.
To realize above-mentioned first purpose, technical solution of the invention is：A kind of ultra-deep pit foundation encircles and hunts down steel plate for sealing water
Stake, including steel plate pile body, ground terminal is is bored in the lower end of steel plate pile body, and the upper end of steel plate pile body is piling end, and its feature exists
In：The side of the steel plate pile body is fixedly installed first and is fastened and connected plate, and the opposite side of steel plate pile body is fixedly installed
Second is fastened and connected plate, and first plate and second that is fastened and connected is fastened and connected on the inside of plate and is arranged to arcwall face, and arcwall face is semicircle
Shape, hook-type or U-shaped structure, the first second plate that is fastened and connected being fastened and connected on plate and adjacent steel sheet pile body are interlockingly connected cooperation,
Two arcwall faces after being fastened together constitute cylindrical seal chamber, cylindrical seal intracavitary extrusion packing have leakage proof mud or
Person is perfused with the leakage proof mud for being easy to cementing.
Further, the steel plate pile body and first is fastened and connected plate and the second joint portion being fastened and connected between plate
Position is provided with staggered floor platform, and the height of staggered floor platform is fastened and connected plate or the second thickness for being fastened and connected plate for first, and it is close to form cylindricality
The first of envelope chamber be fastened and connected plate and the second intracavitary faying face being fastened and connected between plate it is smooth, the inner surface of arcwall face is smooth,
And the outer arc radius of arcwall face is less than the 1/4 of steel plate pile body transverse width.
Further, the steel plate pile body, which is located on the web of upper end, offers auxiliary fixing hole, adjacent two steel
Fixture is provided between sheet pile body, fixture is fixed on auxiliary fixing hole by fixing bolt.
Further, described first it is fastened and connected plate and second plate that is fastened and connected is made or welded with steel plate pile body integration system
Connect fixation, first plate and second that is fastened and connected is fastened and connected centered on plate axisymmetricly or center symmetric setting, symmetrical centre are
The central axis of steel plate pile body vertical direction.
Further, the upper surface at the piling end is arranged to T-shaped face, and spiral shell is movably installed with the T-shaped face on piling end
Sealing device is revolved, is vertically installed with sealing screw bar on spiral sealing device, the length of sealing screw bar is more than cylindrical seal chamber
Longitudinal depth, and the maximum gauge of sealing screw bar be less than cylindrical seal chamber minimum diameter.
Further, spiral camber is provided with the excircle of the sealing screw bar, is opened on the axle center of sealing screw bar
Provided with the central shaft hole through setting, spray is uniformly offered on the bottom of sealing screw bar and the outer wall of sealing screw bar lower end
Hole is starched, the upper end of sealing screw bar is provided with swivel joint.
Further, the spiral sealing device includes mounting seat, micromachine, inside spin tumbler and gear-box,
Mounting seat clamping fixed is provided with inside spin by bearing on the T-shaped face on piling end, in the through hole in the middle part of mounting seat and rotated
Part, inside spin tumbler are coaxially fixed with gear ring, and gear ring is connected with gear-box, the input shaft of gear-box and micromachine it is defeated
Shaft is connected.
Further, mixing and water adding is made after the leakage proof mud is crushed respectively using kaolin, clay and lime.
To realize above-mentioned second purpose, technical solution of the invention is：A kind of ultra-deep pit foundation encircles and hunts down steel plate for sealing water
Pile construction method, it is characterised in that comprise the following steps：
A, the steel sheet pile of appropriate length is selected according to construction depth and sealing depth, and according to encircling and hunting down shape and areal calculation goes out
The quantity of steel sheet pile；
B, the brill ground terminal of first piece of steel sheet pile is inserted perpendicularly into surface soil layer, and using piling end of the pile compacting equipment to steel sheet pile
Impacted or pressed so that steel sheet pile is at the uniform velocity perpendicularly inserted into the soil layer for needing to encircle and hunt down, and reaches desired depth；
Second piece of steel sheet pile is vertically disposed in the side of first piece of steel sheet pile, and cause the first of second piece of steel sheet pile to fasten c,
Connecting plate is interlockingly connected with the second of the first piece of steel sheet pile plate that is fastened and connected, and the first of second piece of steel sheet pile is fastened and connected plate and first
The plate that is fastened and connected of the second of block steel sheet pile together constitutes cylindrical seal chamber, then with same method using pile compacting equipment to the
The piling end of two pieces of steel sheet piles is impacted or pressed, and reaches desired depth, and first piece of steel sheet pile and second piece of steel sheet pile are complete
Into snapping and plant stake；
D, the 3rd piece of steel sheet pile is inserted into water-bed soil layer or in the surface soil layer of rich groundwater in the same way again, and
Reach desired depth, and the plate that is fastened and connected of the first of the 3rd piece of steel sheet pile is fastened and connected plate phase with the second of second piece of steel sheet pile
Snapping, form another cylindrical seal chamber, realize in the same way the 4th piece of steel sheet pile, the 5th piece of steel sheet pile ... with
And the piling of last block steel sheet pile is in place, cylindrical seal chamber is all formed between adjacent two pieces of steel sheet piles, encircles and hunts down and plants stake completion；
Spiral sealing device is installed, by being fixed on piling end for spiral sealing device, sealing screw bar is arranged on spiral e,
In sealing device, and cause the bottom of sealing screw bar to be located at cylindrical seal intracavitary, the pipeline for conveying leakage proof mud is led to
The central shaft hole that swivel joint is crossed with sealing screw bar upper end is connected；
F, slurry-mud made of leakage proof mud is filled into cylindrical seal intracavitary by the gunniting hole on sealing screw bar, opened simultaneously
Dynamic spiral sealing device, drives sealing screw bar to be rotated in cylindrical seal intracavitary, constantly that closure is anti-by means of spiral camber
Leak mud downwards and surrounding extrudes, extraneous leakage proof mud is by sealing screw bar constantly to cylindrical seal intracavitary pump
Send, until the leakage proof mud of cylindrical seal intracavitary irrigates full completely and is compacted；
G, after a cylindrical seal chamber completes perfusion compacting, spiral sealing device and screw rod are moved into next cylindrical seal chamber
Top, complete the full compacting of perfusion in the same way, leakage proof mud can be abundant by the combination gap on cylindrical seal chamber
Closure, leakage proof mud can solidify cementing quickly, realize hermetic seal；
When h, needing to remove steel sheet pile after the completion of engineering, by hawser through the auxiliary fixing hole on steel sheet pile and in crane gear
In the presence of steel sheet pile is extracted one by one from soil layer, then again using spiral sealing device drive sealing screw bar reversely turn
It is dynamic, progressively leakage proof mud snail is revolved and released, in case next time is reused after steel sheet pile is rinsed well.
Further, in the c, Step d, fixation is provided with the outer surface between adjacent two steel plate pile bodies
Part, fixture are fixed on auxiliary fixing hole by fixing bolt.
The beneficial effects of the invention are as follows：
1. the present invention fixes first plate and second that is fastened and connected in the both sides of steel plate pile body and is fastened and connected plate respectively, and adjacent two
Block steel sheet pile is fastened and connected by the plate that is fastened and connected, and the adjacent compactness connected between stake of encircling and hunting down is improved, and is fastened
Two arcwall faces afterwards together constitute cylindrical seal chamber, but also adapt to of different shapes encircle and hunt down construction.
2. present invention employs cylindrical seal chamber as sealed body structure, close across cylindricality between the longitudinally connected seam of twice
Cavity is sealed, extends infiltration path, and has leakage proof mud in cylindrical seal intracavitary extrusion packing, by longitudinally connected to twice
The closure sealing of seam and cylindrical seal cavity, has effectively blocked infiltration path, realizes tight reliable hermetic seal.
3. the ultra-deep pit foundation that the construction method of the present invention is suitable for rich groundwater encircles and hunts down construction, adjacent encircle and hunt down connects between stake
The compactness connect is good, and overall stability is improved, soft soil horizon will not inside avalanche, and efficiently solve adjacent encircle and hunt down
The technical barrier of hermetic seal is difficult between stake, seepage problem can just obtain perfect solution, and working security obtains
Improve.
Brief description of the drawings
Fig. 1 is the first structural representation of the present invention.
Fig. 2 is Fig. 1 top view.
Fig. 3 is second of structural representation of the present invention.
Fig. 4 is Fig. 3 top view.
Fig. 5 is the front schematic view after the two neighboring steel sheet pile connection of the present invention.
Fig. 6 is the structural representation after the two neighboring steel sheet pile connection of the present invention.
Fig. 7 is the schematic diagram after cylindrical seal intracavitary extrusion packing leakage proof mud of the present invention..
Fig. 8 is the structural representation of sealing screw bar of the present invention.
Fig. 9 is the structural representation of spiral sealing device of the present invention.
In figure：Steel plate pile body 1, first is fastened and connected plate 2, and second is fastened and connected plate 3, bores ground terminal 4, T-shaped piling end 5,
Cylindrical seal chamber 6, arcwall face 7, staggered floor platform 8, aid in fixing hole 9, fixing bolt 10, fixture 11, sealing screw bar 12, center
Axis hole 13, spiral camber 14, gunniting hole 15, swivel joint 16, mounting seat 17, micromachine 18, inside spin tumbler 19, tooth
Roller box 20.
Embodiment
Below in conjunction with brief description of the drawings, the present invention is described in further detail with embodiment.
Referring to Fig. 1 to Fig. 9, a kind of ultra-deep pit foundation of the invention encircles and hunts down water-stopping steel sheet pile, including steel plate pile body 1, steel plate
To bore ground terminal 3, the upper end of steel plate pile body 1 is piling end 4 for the lower end of pile body 1, it is characterised in that：The steel plate pile body 1
Side be fixedly installed first and be fastened and connected plate 2, the opposite side of steel plate pile body 1 is fixedly installed second and is fastened and connected plate 3,
First is fastened and connected plate 2 and the second inner side for being fastened and connected plate 3 is arranged to arcwall face 7, and arcwall face 7 is semicircle, hook-type or U-shaped
Structure, the first second plate 3 that is fastened and connected being fastened and connected on plate 2 and adjacent steel sheet pile body 1 is interlockingly connected cooperation, after being fastened
Two arcwall faces 7 together constitute cylindrical seal chamber 6, extrusion packing has leakage proof mud or perfusion in cylindrical seal chamber 6
There is the leakage proof mud for being easy to cementing.
The steel plate pile body 1 and first is fastened and connected plate 2 and the second binding site being fastened and connected between plate 3 is set
There is a staggered floor platform 8, the height of staggered floor platform 8 is fastened and connected the thickness of plate 3 for first plate 2 or the second that is fastened and connected, and forms cylindrical seal
The first of chamber 6 be fastened and connected plate 2 and the second intracavitary faying face being fastened and connected between plate 3 it is smooth, the inner surface light of arcwall face 7
It is sliding, and the outer arc radius of arcwall face 7 is less than the 1/4 of the transverse width of steel plate pile body 1.
The steel plate pile body 1, which is located on the web of upper end, offers auxiliary fixing hole 9, adjacent two steel plate pile bodies
Fixture 11 is provided between 1, fixture 11 is fixed on auxiliary fixing hole 9 by fixing bolt 10.
Described first be fastened and connected plate 2 and second be fastened and connected the manufacture integrated with steel plate pile body 1 of plate 3 or welding it is solid
Fixed, first plate 2 and second that is fastened and connected is fastened and connected centered on plate 3 axisymmetricly or center symmetric setting, symmetrical centre are steel
The central axis of the vertical direction of sheet pile body 1.
The upper surface at the piling end 5 is arranged to T-shaped face, and helixseal dress is movably installed with the T-shaped face on piling end 5
Put, sealing screw bar 12 is vertically installed with spiral sealing device, the length of sealing screw bar 12 is more than the vertical of cylindrical seal chamber 6
To depth, and the maximum gauge of sealing screw bar 12 is less than the minimum diameter of cylindrical seal chamber 6.
Spiral camber 14 is provided with the excircle of the sealing screw bar 12, is offered on the axle center of sealing screw bar 12
Through the central shaft hole 13 of setting, uniformly offered on the bottom of sealing screw bar 12 and the outer wall of the lower end of sealing screw bar 12
Gunniting hole 15, the upper end of sealing screw bar 12 are provided with swivel joint 16.
The spiral sealing device includes mounting seat 17, micromachine 18, inside spin tumbler 19 and gear-box 20, peace
The clamping fixed of seat 17 is filled on the T-shaped face on piling end 5, being provided with inside spin by bearing in the through hole at the middle part of mounting seat 17 turns
Moving part 19, inside spin tumbler 19 are coaxially fixed with gear ring, and gear ring is connected with gear-box 20, the input shaft of gear-box 20 with it is micro-
The output shaft of type motor 18 is connected.
Mixing and water adding is made after the leakage proof mud is crushed respectively using kaolin, clay and lime.
A kind of ultra-deep pit foundation encircles and hunts down steel plate for sealing water pile construction method, comprises the following steps：
A, the steel sheet pile of appropriate length is selected according to construction depth and sealing depth, and according to encircling and hunting down shape and areal calculation goes out
The quantity of steel sheet pile；
B, the brill ground terminal 4 of first piece of steel sheet pile is inserted perpendicularly into surface soil layer, and using piling of the pile compacting equipment to steel sheet pile
End 5 is impacted or pressed so that steel sheet pile is at the uniform velocity perpendicularly inserted into the soil layer for needing to encircle and hunt down, and reaches desired depth；
Second piece of steel sheet pile is vertically disposed in the side of first piece of steel sheet pile, and cause the first of second piece of steel sheet pile to fasten c,
Connecting plate 2 is interlockingly connected with the second of the first piece of steel sheet pile plate 3 that is fastened and connected, the first of second piece of steel sheet pile be fastened and connected plate 2 with
The plate 3 that is fastened and connected of the second of first piece of steel sheet pile together constitutes cylindrical seal chamber 6, is then set with same method using piling
The standby piling end 5 to second piece of steel sheet pile is impacted or pressed, and reaches desired depth, first piece of steel sheet pile and second block of steel
Sheet pile completes snapping and plants stake；
D, the 3rd piece of steel sheet pile is inserted into water-bed soil layer or in the surface soil layer of rich groundwater in the same way again, and
Reach desired depth, and the first of the 3rd piece of steel sheet pile is fastened and connected and the second of plate 2 and second piece of steel sheet pile be fastened and connected plate 3
It is interlockingly connected, forms another cylindrical seal chamber 6, realizes the 4th piece of steel sheet pile, the 5th block of steel plate in the same way
... and the piling of last block steel sheet pile is in place, all forms cylindrical seal chamber 6 between adjacent two pieces of steel sheet piles, encircles and hunts down
Stake is planted to complete；
Spiral sealing device is installed, by being fixed on piling end 5 for spiral sealing device, sealing screw bar 12 is arranged on spiral shell e,
Revolve in sealing device, and the bottom of sealing screw bar 12 is located in cylindrical seal chamber 6, the pipe of leakage proof mud will be conveyed
Road is connected by swivel joint 16 with the central shaft hole 13 of the upper end of sealing screw bar 12；
F, slurry-mud made of leakage proof mud is filled into cylindrical seal chamber 6 by the gunniting hole 15 on sealing screw bar 12,
Start spiral sealing device simultaneously, drive sealing screw bar 12 to be rotated in cylindrical seal chamber 6, it is continuous by means of spiral camber 14
By leakage proof mud downwards and surrounding extrude, extraneous leakage proof mud is by sealing screw bar 12 constantly to cylindricality
Pumped in annular seal space 6, until the leakage proof mud in cylindrical seal chamber 6, perfusion is full completely and is compacted；
G, after a cylindrical seal chamber 6 completes perfusion compacting, it is close that spiral sealing device and screw rod 12 are moved into next cylindricality
The top of chamber 6 is sealed, completes the full compacting of perfusion in the same way, leakage proof mud can be by the bonding crack on cylindrical seal chamber 6
Gap fully blocks, and leakage proof mud can solidify cementing quickly, realize hermetic seal；
When h, needing to remove steel sheet pile after the completion of engineering, reseted by hawser through the auxiliary fixing hole 9 on steel sheet pile and rising
Steel sheet pile is extracted one by one from soil layer in the presence of standby, then drives sealing screw bar 12 anti-using spiral sealing device again
To rotation, progressively leakage proof mud snail is revolved and released, in case next time is reused after steel sheet pile is rinsed well.
In the c, Step d, fixture 11 is provided with the outer surface between adjacent two steel plate pile bodies 1, Gu
Determine part 11 to be fixed on auxiliary fixing hole 9 by fixing bolt 10.
Referring to Fig. 1 to Fig. 5, steel plate pile body 1 is made of quality steel plate, and thickness is generally 3 centimetres -5 centimetres, Neng Gouzuo
Used to encircle and hunt down stake.To bore ground terminal 3, the bottom for boring ground terminal 3 could be arranged to the inclined-plane meeting conical surface, bore for the lower end of steel plate pile body 1
Ground terminal 3 is used to be inserted perpendicularly into water-bed soil layer or the surface soil layer of rich groundwater, and the upper end of steel plate pile body 1 is piling end 4,
Piling end 4 can suitably increase the bearing area of upper end horizontal plane, and piling end 4 is used for impact or the pressure for bearing pile compacting equipment.
Unlike encircling and hunting down stake or steel sheet pile from tradition, the present invention is fixedly installed first in the side of steel plate pile body 1 and is fastened and connected
Plate 2, the opposite side of steel plate pile body 1 are fixedly installed second and are fastened and connected plate 3, and first plate 2 and second that is fastened and connected is fastened and connected
The manufacture integrated with steel plate pile body 1 of fishplate bar 3 is welded and fixed.First is fastened and connected plate 2 and the second inner side for being fastened and connected plate 3
Arcwall face 7 is arranged to, arcwall face 7 is semicircle, hook-type or U-shaped structure.First plate 2 and second that is fastened and connected is fastened and connected plate 3
Axisymmetricly or center symmetric setting, symmetrical centre are longitudinal center when steel plate pile body 1 is erect.Set using axial symmetry
When, referring to accompanying drawing 1 and accompanying drawing 2.First be fastened and connected plate 2 and second plate 3 that is fastened and connected it is same positioned at steel plate pile body 1 respectively
Side.During using center symmetric setting, referring to accompanying drawing 3 and accompanying drawing 4, first be fastened and connected plate 2 and second be fastened and connected plate 3 distinguish position
In the both sides of steel plate pile body 1, that is, on diagonal.
First second plate 3 that is fastened and connected being fastened and connected on plate 2 and adjacent steel sheet pile body 1 is interlockingly connected cooperation, and snapping is matched somebody with somebody
Two arcwall faces 7 after conjunction together constitute cylindrical seal chamber 6, and adjacent two pieces of steel sheet piles are fastened and connected by the plate that is fastened and connected
Afterwards, the hermetic seal problem between two pieces of adjacent steel sheet pile sheets is exactly the hermetic seal problem in cylindrical seal chamber 6, that is,
As long as realize the hermetic seal in cylindrical seal chamber 6, it becomes possible to realize the hermetic seal between two pieces of adjacent steel sheet pile sheets.
In addition, tradition is directly affixed the mode being abutted against side by side used by encircling and hunting down stake or steel sheet pile, it is adjacent to encircle and hunt down between stake or steel sheet pile
The connecting sewing of only one genesis analysis, infiltration path is very short, even if using unconventional sides such as sealing rubber strip, air bag sealings
Formula all can not effectively solve seepage problem, and seepage problem is difficult to solve.The structure of cylindrical seal chamber 6 of the present invention is in it
The twice that the longitudinally connected seam in portion is, and Relative distribution, across cylindrical seal cavity between the longitudinally connected seam of twice, extend and ooze
Water route, by the closure sealing to the longitudinally connected seam of twice and cylindrical seal cavity, infiltration path just can be effectively blocked, it is close
Sealing water reliability is high, and seepage problem can just obtain perfect solution, can solve ultra-deep pit foundation all the time and encircle and hunt down construction institute
Existing technical barrier.
In order to improve the reliability of adjacent steel sheet pile connection, loosened after avoiding connection, improve cylindrical seal chamber 6 into
Type tight ness rating, the present invention are also fastened and connected plate 2 and the second combination being fastened and connected between plate 3 in steel plate pile body 1 and first
Position is provided with staggered floor platform 8, and the height of staggered floor platform 8 is fastened and connected the thickness of plate 3 for first plate 2 or the second that is fastened and connected, adjacent
After soil layer is squeezed into, corresponding hook connecting plate can just be withstood on staggered floor platform 8 steel sheet pile, also play certain spacing work
With.Auxiliary fixing hole 9, adjacent two steel plate pile bodies are offered in addition, being also located in steel plate pile body 1 on the web of upper end
Fixture 11 is provided between 1, fixture 11 is fixed on auxiliary fixing hole 9 by fixing bolt 10, adjacent two blocks of steel plates
Stake is more firm after being connected using fixture 11.Fixing hole 9 is aided in make after fixing bolt 10 and fixture 11 is removed
Cable fixing hole is worn during to lift.The first of cylindrical seal chamber 6 plate 2 and second that is fastened and connected is formed to be fastened and connected between plate 3
Intracavitary faying face is smooth, is easy to subsequently be irrigated hermetic seal operation.
A kind of hermetic seal mode of cylindrical seal chamber 6 is as follows：The extrusion packing leakage proof mud into cylindrical seal chamber 6,
Leakage proof mud is aqueous, and soft fine and smooth, plasticity is good, but can not flow, and needs fully to smash after filling in cylindrical seal chamber 6
It is real to compress.Needed in operation by means of sealing screw bar 12 or the elongated hollow stem with jet, it is close to be first deep into cylindricality
The inside of chamber 6 is sealed, can be oozed in different depth the injection larger mud of water content, leakage proof mud made of leakage proof mud
Enter into the longitudinally connected seam of twice in cylindrical seal chamber 6, then progressively fill leakage proof mud into cylindrical seal chamber 6 again,
And fully tamping compresses, and realizes hermetic seal.Another hermetic seal mode of cylindrical seal chamber 6 is as follows：To cylindrical seal chamber 6
Interior perfusion is easy to cementing leakage proof mud, and extraneous leakage proof mud is by sealing screw bar 12 constantly to cylindrical seal
Pumped in chamber 6, until the leakage proof mud in cylindrical seal chamber 6, perfusion is full completely and is compacted, and leakage proof mud can be by post
Combination gap on shape annular seal space 6 fully blocks, and leakage proof mud can solidify cementing quickly, realize hermetic seal.
In order to improve the perfusion of leakage proof mud and plugging effect, present invention employs spiral sealing device and sealing spiral shell
Swing arm 12, sealing screw bar 12 is driven in the internal rotation of sealing screw bar 12 by spiral sealing device, while spraying leakage proof mud
Slurry is while extrude, to reach optimal plugging effect.The upper surface at piling end 5 is arranged to T-shaped face, living on the T-shaped face on piling end 5
It is dynamic that spiral sealing device is installed, sealing screw bar 12, the length of sealing screw bar 12 are vertically installed with spiral sealing device
More than longitudinal depth of cylindrical seal chamber 6, and the maximum gauge of sealing screw bar 12 is less than in the minimum of cylindrical seal chamber 6
Footpath, it is easy to sealing screw bar 12 to extend into cylindrical seal chamber 6 and carries out rotation process.Set on the excircle of sealing screw bar 12
There is spiral camber 14, offered on the axle center of sealing screw bar 12 through the central shaft hole 13 set, the bottom of sealing screw bar 12
Gunniting hole 15 is uniformly offered on the outer wall of end and the lower end of sealing screw bar 12, the upper end of sealing screw bar 12 is provided with rotation
Pipe joint 16.
Spiral sealing device includes mounting seat 17, micromachine 18, inside spin tumbler 19 and gear-box 20, mounting seat
17 clamping fixeds are provided with inside spin tumbler in the through hole at the middle part of mounting seat 17 on the T-shaped face on piling end 5 by bearing
19, inside spin tumbler 19 is coaxially fixed with gear ring, and gear ring is connected with gear-box 20, the input shaft and micro electric of gear-box 20
The output shaft of machine 18 is connected, and micromachine 18 drives inside spin tumbler 19 to rotate through gear-box 20 and gear ring, and then band
The sealing screw bar 12 of installation rotates in dynamic inside spin tumbler 19, and after the completion of perfusion closure, control sealing screw bar 12 is reverse
Rotate, you can sealing screw bar 12 is automatically exited from into cylindrical seal chamber 6.Spiral camber 14 is constantly downward by leakage proof mud
And surrounding extruding, extraneous leakage proof mud are constantly pumped by sealing screw bar 12 into cylindrical seal chamber 6, thus
Combination gap on cylindrical seal chamber 6 can fully be blocked, and full leakage proof mud can be also irrigated in cylindrical seal chamber 6
Slurry, is not in vacuole and dead angle, has arrived optimal seal water-stagnating effect.
Mixing and water adding is made after leakage proof mud is crushed respectively using kaolin, clay and lime, according to the mass fraction,
By 10~15 parts of kaolin, 30~45 parts of clays, it is made after 5~16 parts of lime and 15~24 parts of water mixings.Kaolin
It is fine and smooth soft, there is good plasticity, mobility is also fine；Clay adhesive is good, good fluidity during in slurry condition, and half
It is not easy to flow after dry, it is easily hardened after compression；Lime can produce cementing, raising bulk strength after adding, moreover it is possible to viscosity is improved,
Resistance to water slug.Leakage proof mud is formed after being mixed using kaolin, clay, lime and water, materials are extensive, and cost is cheap,
Leakage proof mud combines the advantageous feature of kaolin, clay and lime, has reached good plasticity, viscosity and cementing
Bulk strength afterwards, after being filled into cylindrical seal chamber 6, by the mobility and viscosity at initial stage, longitudinal direction can be entered quickly
In in the connecting sewing and binding site gap of soil layer and steel sheet pile, then leakage proof is consolidated in perfusion in cylindrical seal chamber 6
After mud, the gap between the space of longitudinally connected seam and soil layer and steel sheet pile further can be compacted by leakage proof mud, closure
Viscosity is larger after leakproof earth rubber knot, and bulk strength is high, soaking-resistant and impact, has reached good hermetic seal effect, can be with
Ne-leakage is realized, cleverly solves technical barrier for a long time.
The construction method that hermetic seal structure is encircled and hunted down using the underwater construction of the present invention is specific as follows：It is deep according to construction first
The steel sheet pile of degree and sealing depth selection appropriate length, and according to encircling and hunting down shape and areal calculation goes out the quantity of steel sheet pile.Will
The brill ground terminal 4 of first piece of steel sheet pile is inserted perpendicularly into surface soil layer, and is hit using piling end 5 of the pile compacting equipment to steel sheet pile
Beat or press so that steel sheet pile is at the uniform velocity perpendicularly inserted into the soil layer for needing to encircle and hunt down, and reaches desired depth.By second block of steel plate
Stake is vertically disposed in the side of first piece of steel sheet pile, and causes the first of second piece of steel sheet pile to be fastened and connected plate 2 and first block of steel
The plate 3 that is fastened and connected of the second of sheet pile is interlockingly connected, and the first of second piece of steel sheet pile is fastened and connected the second of plate 2 and first piece of steel sheet pile
The plate 3 that is fastened and connected together constitutes cylindrical seal chamber 6, then with same method using pile compacting equipment to second piece of steel sheet pile
Piling end 5 is impacted or pressed, and reaches desired depth, and first piece of steel sheet pile and second piece of steel sheet pile complete snapping and plant
Stake.The 3rd piece of steel sheet pile is inserted into water-bed soil layer or in the surface soil layer of rich groundwater in the same way again, and reached
To desired depth, and the plate 2 that is fastened and connected of the first of the 3rd piece of steel sheet pile is fastened and connected the phase of plate 3 with the second of second piece of steel sheet pile
Snapping, another cylindrical seal chamber 6 is formed, realize the 4th piece of steel sheet pile, the 5th piece of steel sheet pile ... in the same way
And the piling of last block steel sheet pile is in place, cylindrical seal chamber 6 is all formed between adjacent two pieces of steel sheet piles, it is complete to encircle and hunt down plant stake
Into.Fixture 11 can also be provided with the outer surface between two adjacent steel plate pile bodies 1, fixture 11 passes through solid
Determine bolt 10 to be fixed on auxiliary fixing hole 9, to improve the reliability of adjacent steel sheet pile connection.
Then spiral sealing device is installed, being fixed on piling end 5 for spiral sealing device pacifies sealing screw bar 12
In spiral sealing device, and the bottom of sealing screw bar 12 is located in cylindrical seal chamber 6, leakage proof mud will be conveyed
The pipeline of slurry is connected by swivel joint 16 with the central shaft hole 13 of the upper end of sealing screw bar 12.Then by leakage proof mud
Manufactured slurry-mud is filled into cylindrical seal chamber 6 by the gunniting hole 15 on sealing screw bar 12, while starts helixseal dress
Put, drive sealing screw bar 12 to be rotated in cylindrical seal chamber 6, by means of spiral camber 14 constantly by leakage proof mud to
The extruding of lower and surrounding, extraneous leakage proof mud are constantly pumped by sealing screw bar 12 into cylindrical seal chamber 6, until
Perfusion is full completely and is compacted for leakage proof mud in cylindrical seal chamber 6., will after one cylindrical seal chamber 6 completes perfusion compacting
Spiral sealing device and screw rod 12 move to the top of next cylindrical seal chamber 6, complete the full compacting of perfusion in the same way,
Leakage proof mud can fully block in the combination gap on cylindrical seal chamber 6, and leakage proof mud can solidify cementing, reality quickly
Tight reliable hermetic seal is showed, has encircled and hunted down this completes ultra-deep pit foundation and operated with hermetic seal.
When needing to remove steel sheet pile after the completion of engineering, by hawser through the auxiliary fixing hole 9 on steel sheet pile and in lifting
Steel sheet pile is extracted one by one from soil layer in the presence of equipment, spiral sealing device can be installed again, utilize helixseal
Device band dynamic sealing screw rod 12 rotates backward, and is progressively entered down by means of spiral camber 14 from the upper end of cylindrical seal chamber 6
End, progressively leakage proof mud snail is revolved and released, in case next time is reused after finally steel sheet pile is rinsed well.Structure of the present invention
Novelty, use cost is cheap, and construction is very convenient, can be closely fastened and connected between adjacent steel sheet pile, and monolithic stability is good,
More important is the technical barrier for solving ultra-deep pit foundation for a long time and encircling and hunting down hermetic seal, avoids the abundant ground of ultra-deep pit foundation
The construction puzzlement that lower water is brought.It can realize that the ultra-deep foundation pit of various soil properties encircles and hunts down construction using the construction method of the present invention, no
Need layering to encircle and hunt down excavation, can reach it is existing it is common encircle and hunt down that stake institute is inaccessiable to encircle and hunt down depth, and with comparing reason
Think prevent soft soil horizon avalanche and technique effect that underground water pours in, rivers and lakes periphery and other can be widely used in
The ultra-deep pit foundation of rich groundwater region encircles and hunts down construction, and can also apply to common-depth pit foundation encircles and hunts down construction.
Above content is with reference to embodiment to the further description made by the present invention, it is impossible to thinks this hair
Bright specific implementation is confined to these explanations, for general technical staff of the technical field of the invention, is not taking off
On the premise of present inventive concept, the present invention also have it is various it is simple replace, improve and change, that is made various simply replaces
Change, improve and change, should all be considered as belonging to protection scope of the present invention.
Claims (10)
1. a kind of ultra-deep pit foundation encircles and hunts down water-stopping steel sheet pile, including steel plate pile body（1）, steel plate pile body（1）Lower end for bore ground
End（3）, steel plate pile body（1）Upper end be piling end（4）, it is characterised in that：The steel plate pile body（1）Side fix set
First is equipped with to be fastened and connected plate（2）, steel plate pile body（1）Opposite side be fixedly installed second and be fastened and connected plate（3）, the first button
Close connecting plate（2）It is fastened and connected plate with second（3）Inner side be arranged to arc-shaped surface（7）, arcwall face（7）For semicircle, hook-type
Or U-shaped structure, first is fastened and connected plate（2）With adjacent steel sheet pile body（1）On second be fastened and connected plate（3）It is interlockingly connected and matches somebody with somebody
Close, two arcwall faces after being fastened（7）Together constitute cylindrical seal chamber（6）, cylindrical seal chamber（6）Interior extrusion packing has
Leakage proof mud is perfused with the leakage proof mud for being easy to cementing.
2. a kind of ultra-deep pit foundation according to claim 1 encircles and hunts down water-stopping steel sheet pile, it is characterised in that：The steel plate pile body
（1）It is fastened and connected plate with first（2）And second be fastened and connected plate（3）Between binding site be provided with staggered floor platform（8）, staggered floor
Platform（8）Height be fastened and connected plate for first（2）Or second be fastened and connected plate（3）Thickness, form cylindrical seal chamber（6）
One is fastened and connected plate（2）It is fastened and connected plate with second（3）Between intracavitary faying face it is smooth, arcwall face（7）Inner surface it is smooth,
And arcwall face（7）Outer arc radius be less than steel plate pile body（1）The 1/4 of transverse width.
3. a kind of ultra-deep pit foundation according to claim 1 encircles and hunts down water-stopping steel sheet pile, it is characterised in that：The steel plate pile body
（1）Auxiliary fixing hole is offered on the web of upper end（9）, adjacent two steel plate pile bodies（1）Between be provided with fixation
Part（11）, fixture（11）Pass through fixing bolt（10）It is fixed on auxiliary fixing hole（9）On.
4. a kind of ultra-deep pit foundation according to claim 1 encircles and hunts down water-stopping steel sheet pile, it is characterised in that：Described first company of fastening
Fishplate bar（2）It is fastened and connected plate with second（3）With steel plate pile body（1）Integration manufacture is welded and fixed, and first is fastened and connected plate
（2）It is fastened and connected plate with second（3）Centered on axisymmetricly or center symmetric setting, symmetrical centre are steel plate pile body（1）Hang down
Nogata to central axis.
5. a kind of ultra-deep pit foundation according to claim 1 encircles and hunts down water-stopping steel sheet pile, it is characterised in that：The piling end（5）
Upper surface be arranged to T-shaped face, piling end（5）On T-shaped face on be movably installed with spiral sealing device, on spiral sealing device
It is vertically installed with sealing screw bar（12）, sealing screw bar（12）Length be more than cylindrical seal chamber（6）Longitudinal depth, and
Sealing screw bar（12）Maximum gauge be less than cylindrical seal chamber（6）Minimum diameter.
6. a kind of ultra-deep pit foundation according to claim 1 encircles and hunts down water-stopping steel sheet pile, it is characterised in that：The sealing screw bar
（12）Excircle on be provided with spiral camber（14）, sealing screw bar（12）Axle center on offer through set central shaft
Hole（13）, sealing screw bar（12）Bottom and sealing screw bar（12）Gunniting hole is uniformly offered on the outer wall of lower end
（15）, sealing screw bar（12）Upper end swivel joint is installed（16）.
7. a kind of ultra-deep pit foundation according to claim 1 encircles and hunts down water-stopping steel sheet pile, it is characterised in that：The helixseal dress
Put including mounting seat（17）, micromachine（18）, inside spin tumbler（19）And gear-box（20）, mounting seat（17）Clamping is consolidated
It is scheduled on piling end（5）On T-shaped face on, mounting seat（17）Inside spin tumbler is provided with by bearing in the through hole at middle part
（19）, inside spin tumbler（19）Coaxially it is fixed with gear ring, gear ring and gear-box（20）It is connected, gear-box（20）Input shaft
With micromachine（18）Output shaft be connected.
8. a kind of ultra-deep pit foundation according to claim 1 encircles and hunts down water-stopping steel sheet pile, it is characterised in that：The leakage proof mud
Mixing and water adding is made after being crushed respectively using kaolin, clay and lime.
9. a kind of ultra-deep pit foundation encircles and hunts down steel plate for sealing water pile construction method, it is characterised in that comprises the following steps：
A, the steel sheet pile of appropriate length is selected according to construction depth and sealing depth, and according to encircling and hunting down shape and areal calculation goes out
The quantity of steel sheet pile；
B, by the brill ground terminal of first piece of steel sheet pile（4）It is inserted perpendicularly into surface soil layer, and the pressure using pile compacting equipment to steel sheet pile
Stake end（5）Impacted or pressed so that steel sheet pile is at the uniform velocity perpendicularly inserted into the soil layer for needing to encircle and hunt down, and reaches pre- depthkeeping
Degree；
Second piece of steel sheet pile is vertically disposed in the side of first piece of steel sheet pile, and cause the first of second piece of steel sheet pile to fasten c,
Connecting plate（2）It is fastened and connected plate with the second of first piece of steel sheet pile（3）It is interlockingly connected, the first of second piece of steel sheet pile is fastened and connected plate
（2）It is fastened and connected plate with the second of first piece of steel sheet pile（3）Together constitute cylindrical seal chamber（6）, then with same method
Piling end using pile compacting equipment to second piece of steel sheet pile（5）Impacted or pressed, and reach desired depth, first block of steel plate
Stake and second piece of steel sheet pile complete snapping and plant stake；
D, the 3rd piece of steel sheet pile is inserted into water-bed soil layer or in the surface soil layer of rich groundwater in the same way again, and
Reach desired depth, and the first of the 3rd piece of steel sheet pile is fastened and connected plate（2）It is fastened and connected with the second of second piece of steel sheet pile
Plate（3）It is interlockingly connected, forms another cylindrical seal chamber（6）, the 4th piece of steel sheet pile, the 5th block of steel plate are realized in the same way
... and the piling of last block steel sheet pile is in place, and cylindrical seal chamber is all formed between adjacent two pieces of steel sheet piles（6）, beat
Enclosure planting stake is completed；
Spiral sealing device is installed, spiral sealing device is fixed on piling end e,（5）On, by sealing screw bar（12）Installation
In spiral sealing device, and cause sealing screw bar（12）Bottom be located at cylindrical seal chamber（6）It is interior, leakage proof will be conveyed
The pipeline of mud passes through swivel joint（16）With sealing screw bar（12）The central shaft hole of upper end（13）It is connected；
F, slurry-mud made of leakage proof mud is passed through into sealing screw bar（12）On gunniting hole（15）It is filled into cylindrical seal chamber
（6）It is interior, while start spiral sealing device, drive sealing screw bar（12）In cylindrical seal chamber（6）Interior rotation, by means of spiral
Curved surface（14）Constantly by leakage proof mud downwards and surrounding extrudes, extraneous leakage proof mud passes through sealing screw bar
（12）Constantly to cylindrical seal chamber（6）Interior pumping, until cylindrical seal chamber（6）Perfusion is full completely and presses for interior leakage proof mud
It is real；
G, a cylindrical seal chamber（6）After completing perfusion compacting, by spiral sealing device and screw rod（12）Move to next post
Shape annular seal space（6）Top, complete the full compacting of perfusion in the same way, leakage proof mud can be by cylindrical seal chamber（6）On
Combination gap fully block, leakage proof mud can solidify cementing quickly, realize hermetic seal；
When h, needing to remove steel sheet pile after the completion of engineering, the auxiliary fixing hole on steel sheet pile is passed through by hawser（9）And in lifting
Steel sheet pile is extracted one by one from soil layer in the presence of equipment, sealing screw bar is then driven using spiral sealing device again
（12）Rotate backward, progressively leakage proof mud snail is revolved and released, in case next time is reused after steel sheet pile is rinsed well.
10. a kind of ultra-deep pit foundation according to claim 9 encircles and hunts down steel plate for sealing water pile construction method, it is characterised in that：It is described
C, in Step d, adjacent two steel plate pile bodies（1）Between outer surface on be provided with fixture（11）, fixture（11）
Pass through fixing bolt（10）It is fixed on auxiliary fixing hole（9）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711100496.XA CN107806085B (en) | 2017-11-09 | 2017-11-09 | A kind of ultra-deep pit foundation encircles and hunts down water-stopping steel sheet pile and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711100496.XA CN107806085B (en) | 2017-11-09 | 2017-11-09 | A kind of ultra-deep pit foundation encircles and hunts down water-stopping steel sheet pile and its construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107806085A true CN107806085A (en) | 2018-03-16 |
| CN107806085B CN107806085B (en) | 2019-08-20 |
Family
ID=61592025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711100496.XA Expired - Fee Related CN107806085B (en) | 2017-11-09 | 2017-11-09 | A kind of ultra-deep pit foundation encircles and hunts down water-stopping steel sheet pile and its construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107806085B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855224A (en) * | 2020-12-30 | 2021-05-28 | 浙江青山新材料科技有限公司 | High-strength flexible stainless steel and stainless steel part manufactured by same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2597545Y (en) * | 2003-01-14 | 2004-01-07 | 中铁大桥局集团第一工程有限公司工程机械厂 | Steel plate pile |
| JP2011247050A (en) * | 2010-05-31 | 2011-12-08 | Sumitomo Metal Ind Ltd | Installation method and installation structure of waling material |
| CN206309304U (en) * | 2016-11-22 | 2017-07-07 | 北京市地质工程公司 | A kind of long screw drill rod |
| CN106988328A (en) * | 2017-05-22 | 2017-07-28 | 中铁局集团有限公司 | A kind of C c-types opening locked steel tube pilecofferdam and construction method |
-
2017
- 2017-11-09 CN CN201711100496.XA patent/CN107806085B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2597545Y (en) * | 2003-01-14 | 2004-01-07 | 中铁大桥局集团第一工程有限公司工程机械厂 | Steel plate pile |
| JP2011247050A (en) * | 2010-05-31 | 2011-12-08 | Sumitomo Metal Ind Ltd | Installation method and installation structure of waling material |
| CN206309304U (en) * | 2016-11-22 | 2017-07-07 | 北京市地质工程公司 | A kind of long screw drill rod |
| CN106988328A (en) * | 2017-05-22 | 2017-07-28 | 中铁局集团有限公司 | A kind of C c-types opening locked steel tube pilecofferdam and construction method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855224A (en) * | 2020-12-30 | 2021-05-28 | 浙江青山新材料科技有限公司 | High-strength flexible stainless steel and stainless steel part manufactured by same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107806085B (en) | 2019-08-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1896383B (en) | Steel-pipe concrete assembled pile of predrilled hole rock-embedded and its construction | |
| CN202124865U (en) | Quick plugging device for dewatering wellhead of sand-free cement pipe deep well | |
| CN101614020B (en) | Flexible bladder type anticorrosion device, anticorrosion pile and construction method using same | |
| US20140026518A1 (en) | Construction method for root-type foundation anchorage and bored, root-type cast in-situ pile with anchor bolts | |
| CN110318393A (en) | A kind of construction method of composite pile | |
| CN107513995A (en) | A kind of bridge struction pile post grouting construction method | |
| CN102535458A (en) | Reinforced cement-soil anchor bolt and construction method thereof | |
| CN102839691A (en) | Quick sealing method and device for sandless cement pipe deep well dewatering wellhead | |
| CN111364449A (en) | Construction method and structure for penetrating karst cave of precast tubular pile | |
| CN107653889A (en) | A kind of shaped steel pressure is poured water the construction method of soil curtain support pile | |
| CN1206419C (en) | Combined rock-embedding pile and its construction method | |
| CN207862925U (en) | A kind of slip casting casing device | |
| CN101586341B (en) | Water sealing method for civil engineering groundwork | |
| CN107806085A (en) | A kind of ultra-deep pit foundation encircles and hunts down water-stopping steel sheet pile and its construction method | |
| CN206090565U (en) | Concrete pile's construction equipment | |
| CN108266207A (en) | A kind of push pipe export ＆ import water-stopping method and device suitable for deep water-rich sand layer area | |
| CN102286971A (en) | Concrete-filled steel tube core column socketed pile | |
| CN112647576B (en) | Prefabricated pipe-jacking inspection well chamber structure and construction method thereof | |
| CN107794933B (en) | Hermetic seal structure and its construction method are encircled and hunted down in a kind of underwater construction | |
| CN205475211U (en) | A mix soil extrusion solidification precast pile for soft base is handled | |
| CN107059884A (en) | A kind of construction method of building foundation pit grouting support stake | |
| CN103867219B (en) | A kind of Apparatus and method for expanding the pea gravel concreten anchoring support soil body for whirlpool extrusion | |
| CN208039240U (en) | A kind of built pile | |
| CN208917843U (en) | The diaphragm wall foundation pit that the steel cylinder or steel sheet pile of a kind of seal groove and occlusion structure are constituted is with going along with sb. to guard him | |
| CN206887953U (en) | Soil nailing port closing device and soil nailing wall structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190514 Address after: 435399 Caohe Third Road, Caohe Town, Qichun County, Huanggang City, Hubei Province Applicant after: Chidong Construction Group Co.,Ltd. Address before: 430074 No. 450 Xiongchu Avenue, Hongshan District, Wuhan City, Hubei Province Applicant before: Zhou Dengkai |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhou Dengkai Inventor after: Liu Shiwei Inventor before: Zhou Dengkai |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191227 Address after: 432100 Taohuayi Avenue, Yangdian Town, Xiaonan District, Xiaogan City, Hubei Province Patentee after: HUBEI ZHOUTIAN CONSTRUCTION GROUP Co.,Ltd. Address before: Three road 435399 Huanggang Caohe Caohe town in Hubei County of Qichun Province Patentee before: Chidong Construction Group Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190820 |