CN108708374A - Dismountable casing and casing and method for filling pile construction in waters - Google Patents
Dismountable casing and casing and method for filling pile construction in waters Download PDFInfo
- Publication number
- CN108708374A CN108708374A CN201810894824.6A CN201810894824A CN108708374A CN 108708374 A CN108708374 A CN 108708374A CN 201810894824 A CN201810894824 A CN 201810894824A CN 108708374 A CN108708374 A CN 108708374A
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- China
- Prior art keywords
- casing
- piece
- dismountable
- common
- coxopodite
- Prior art date
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- Granted
Links
- 238000010276 construction Methods 0.000 title claims abstract description 30
- 239000003643 water by type Substances 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 244000309464 bull Species 0.000 claims description 58
- 238000007789 sealing Methods 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 14
- 239000012634 fragment Substances 0.000 claims description 13
- 238000012856 packing Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 19
- 229910000831 Steel Inorganic materials 0.000 description 8
- 238000005056 compaction Methods 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 239000002689 soil Substances 0.000 description 4
- 241000209094 Oryza Species 0.000 description 3
- 235000007164 Oryza sativa Nutrition 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 235000009566 rice Nutrition 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 description 2
- 238000001338 self-assembly Methods 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008141 laxative Substances 0.000 description 1
- 230000002475 laxative effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000003860 storage Methods 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
- E02D5/66—Mould-pipes or other moulds
- E02D5/665—Mould-pipes or other moulds for making piles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/38—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
- E02D5/385—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds with removal of the outer mould-pipes
Abstract
The present invention relates to a kind of dismountable casings, and for Concrete Grouting Pale in waters, which includes a section or the common casing of more piece；It is coxopodite casing to save common casing positioned at bottommost one；Common casing is identical as the diameter of coxopodite casing, construction；The coxopodite casing and common casing are made of upper flange piece, lower flange piece, stack shell；Upper flange piece is connected at the top of stack shell, and lower flange piece is connected to stack shell bottom.And casing and the method for carrying out Concrete Grouting Pale in waters using casing that casing is constituted are not removed including dismountable casing and.The casing of the present invention and the concrete filling pile construction method for utilizing casing are realized to operate on the casing water surface in waters and be removed, be used in turn.The cost of manufacture of the casing wants little higher with traditional do not remove for processing, but since the casing can repeatedly use, cost of use is very low, and woth no need to underwater operation and removal cost is low, show great economic benefit and safety.
Description
Technical field
The invention belongs to Construction of Civil Engineering field, it is related to the casing of Concrete Grouting Pale in waters, especially water
Concrete Grouting Pale casing and its method for making, using and removing and be repeatedly used in turn in domain.
Background technology
In bored pile construction, casing is essential.Casing need to be buried to maintain the steady of the stake holes aperture soil body
It is fixed, in addition to this, also positioning, in retaining hole mud face higher than outside hole the effects that water level.Casing makes frequently with steel.Casing is fixed
When position, first using stake position center as the center of circle, casing position is made on soil according to casing radius, after casing is in place, applying pressure will
Casing is embedded to depth certain in the soil body.It checks whether casing is vertical during embedment, if finding deflection, corrects in time.Shield
Effect of the cylinder in filling pile construction mainly has：1, it positions；2, the stabilization of the aperture soil body is protected；3, mud face is higher than in retaining hole
Water level outside hole generates lateral pressure, prevents the hole that collapses；4, it can be used as one of pile head elevation control foundation.
Requirement to casing is that have certain intensity, rigidity and leakproofness, the former prevents from being unlikely to deform in use,
The latter can play a part of to maintain liquid level in cylinder to be higher than the outer water surface of cylinder.Land casing bury put it is in place after, by casing outside clay
It is backfilling and compacted, to prevent casing surrounding from drainage occur.After the completion of waiting for filling pile construction, takes out casing and be used in turn.
And in waters when Concrete Grouting Pale, have to the traditional method of casing：1, after the completion of filling pile construction, shield
Cylinder, which is kept, no longer to be removed, and which increase construction costs；2, it is the casing that casing is designed to two Integral types, is connected with high-strength bolt
It connects, underwater operation is carried out to remove by diver when filling pile construction is completed to remove.Such two Integral types design, casing
Being generated larger frictional force by concrete lateral pressure in using makes dismounting work hard, while diver tears open under water
Except first safety is relatively low for operation, second expense is also high.
Invention content
For the present invention by more piece casing, more piece casing is split as the dismountable casing of multi-disc assembling composition to realize positioned at water
Domain Zhong He (sea) bottom above section casing is removed, convenient and efficient safety, and adjustable in length.It is being suitble to the different depth of water, stake diameter
Construction requirement under, while the efficiency that the installation of Concrete Grouting Pale casing in waters also greatly improved and remove is real
Show being used in turn for casing, to accelerate entire speed of application, reduces construction cost.
Specifically, the present invention provides a kind of dismountable casing, for Concrete Grouting Pale in waters, wherein should
Dismountable casing includes a section or the common casing of more piece；It is coxopodite casing to save common casing positioned at bottommost one；Common casing
It is identical as the diameter of coxopodite casing, construction；The coxopodite casing and common casing are by upper flange piece, lower flange piece, stack shell structure
At；Upper flange piece is connected at the top of stack shell, and lower flange piece is connected to stack shell bottom.
In some preferred embodiments, the coxopodite casing is identical with the length of common casing or differs.
In some preferred embodiments, the stack shell of coxopodite casing and common casing is often saved by multi-disc arc tube piece edge week
To enclosing.
In some preferred embodiments, the arc tube piece for enclosing each stack shell is 3 or 4.
In some preferred embodiments, every arc tube piece both sides are respectively equipped with a piece connecting plate；Cylinder piece connecting plate one
A row slot is opened up on side, and a row circular hole is opened up on another side；The slot is corresponding with center of circular hole position；Adjacent arcs
The row cylinder piece locking device arranged on circular hole between shape cylinder piece by cylinder piece connecting plate is fixed connection；Adjacent two
I shape gasket seals are folded between piece connecting plate.
In some preferred embodiments, the row cylinder piece locking device arranged on cylinder piece connecting plate includes at least two cylinders
Piece locking device.
In some preferred embodiments, the height of I shape gasket seals is identical as casing stack shell, and two end of gasket is respectively provided with
One cylinder.
In some preferred embodiments, coxopodite casing, common casing stack shell every arc tube on piece be equipped at least one
A lifting lug.
In some preferred embodiments, coxopodite casing, common casing stack shell side wall are equipped with pull rod holder and bull stick holder.
In some preferred embodiments, set between the coxopodite casing and common casing, common casing and common casing
There is P connector annular sealing gaskets；It is bolted between coxopodite casing and common casing, common casing and common casing and solid
It is fixed.
In some preferred embodiments, P connectors annular sealing gaskets is divided into multi-disc along perimeter fragment, and piece and piece connect
P-shaped is made at head；Multi-disc P connectors annular sealing gaskets is corresponding with arc tube piece.
In some preferred embodiments, the dismountable casing further includes pull rod and bull stick, props up be located at pull rod branch respectively
On frame and bull stick holder.
In some preferred embodiments, pull rod and bull stick are subsection connecting structure, every section of pull rod and bull stick length and shield
The identical pull rod of cylinder stack shell height is hung on traction rope thereon by bolt and is connect with cylinder piece locking device；Bull stick end is hung on by bolt
Traction rope thereon is connect with flange locking device.
In some preferred embodiments, cylinder piece locking device includes T shapes lock shaft, spring, turning handle, nut, T shapes lock shaft one
End with protrusion T forming heads, other end least significant end have thread segment, close to thread segment at for square section section.It is connected on thread segment
Nut；Square section section connection turning handle；Spring is between T forming heads and turning handle.Turning handle is connected with traction rope, and traction rope connects simultaneously
On pull rod, the turning handle stress moved traction rope by the drawing belt of pull rod and be attached thereto, to realize a piece locking device
Remote opening.
In some preferred embodiments, when mounting cylinder piece locking device, flange locking device difficulty, pressure may be used
Clamping tool assists installing.
The present invention also provides a kind of casing for Concrete Grouting Pale in waters, which includes not removing casing
With the dismountable casing of the present invention.
In some preferred embodiments, it includes stack shell and the top flange plate that is connected at the top of stack shell not remove casing；It can
It dismounts and is equipped with P connector annular sealing gaskets between casing coxopodite casing lower flange piece and the top flange plate for not removing casing, and
Dismantled and assembled casing coxopodite casing lower flange piece is locked with the top flange plate for not removing casing with flange locking device.
In some preferred embodiments, flange locking device includes T shapes lock shaft, spring, turning handle, nut, the spring,
Turning handle, nut are respectively positioned on lock shaft.T shape lock shafts one end carries the T forming heads of protrusion, and other end least significant end has thread segment, close to
It is square section section at thread segment.Attaching nut on thread segment；Square section section connection turning handle；Spring is between T forming heads and turning handle.
Turning handle is connected with traction rope, and traction rope is connected on bull stick simultaneously, drives traction rope by the rotation of bull stick and is attached thereto
Turning handle rotation, to realize the remote opening of flange locking device.
On the other hand, the present invention also provides a kind of method carrying out Concrete Grouting Pale in waters using casing,
Wherein, including casing, casing include not removing casing and dismountable casing, do not remove and are equipped with top flange plate at the top of casing；It is removable
Except casing includes a section or the common casing of more piece；It is as follows：
1. casing is installed：
(1) total length that dismountable casing section is calculated according to the depth in construction waters and construction parameter, selects different length
It spends common casing and pieces together this total length；
(2) casing is assembled, the common casing chosen is assembled into dismountable casing；Wherein, it is located at the one of lowest part
Section claims coxopodite casing；Coxopodite casing and common casing are made of upper flange piece, lower flange piece, stack shell；Coxopodite casing and common
The stack shell of casing is enclosed by 3 or 4 arc tube pieces；Connected by cylinder piece connecting plate between arc tube piece and arc tube piece
It connects, is sealed by I shape gasket seals, locked by cylinder piece locking device；Save casing and common casing, the common casing of every two section it
Between connected by upper and lower flange plate, by P connector annular sealing gaskets seal, be bolted；If dismountable casing is total
Length is longer, can be with sectional：One section or the common casing of more piece are assembled into hypomere casing, other multiple common casings are assembled into
One or more snippets epimere casing；
(3) casing inserting piling will not be removed to precalculated position, installation top flange plate and P connectors at the top of casing are ring-like not removing
After gasket seal, hypomere casing or coxopodite casing lower flange piece and the top flange plate flange locking device for not removing casing are locked
Tightly；Mounting cylinder piece locking device pull rod and flange locking device bull stick and traction on the pull rod holder and bull stick holder of stack shell
Rope；
(4) by locking do not remove casing and dismountable casing or hypomere casing squeezes into a scheduled depth down；
(5) if any epimere casing, P joint ring grommet type seal pieces is installed on hypomere casing top, epimere casing is installed, spiral shell is passed through
Bolt, flanged joint are fixed, then adjunction flange locking device bull stick, while the pull rod of adjunction cylinder piece locking device, and install drawing
The traction rope of bar and turning handle；Casing is squeezed into a scheduled depth down；
(6) repeating step (5), all installation is complete to casing；
2. carrying out filling concrete construction；
3. casing is removed：
(1) after cast-in-place concrete pile pours completion and reaches intensity, the uppermost section of casing with hoist rope bolt
The lifting lug of each arc tube piece of common casing；；
(2) bull stick for rotating flange locking device, makes lock shaft go to open state, makes dismountable casing and does not remove casing
In separable state；
(3) pull rod of pull-up cylinder piece locking device makes lock shaft go to open state, adjacent cartridges piece and the cylinder piece of dismountable casing
Between in separable state；
(4) hoist rope is tightened, and each cylinder piece of dismountable casing, which is sling, leaves water body, is transferred to scheduled place；
(5) casing, which is removed, completes.
In some preferred embodiments, when mounting cylinder piece locking device, flange locking device difficulty, pressure may be used
Clamping tool assists installing.
Advantageous effect
The casing of the present invention and the concrete filling pile construction method for utilizing casing are realized and are grasped on the casing water surface in waters
It removes, is used in turn.The cost of manufacture of the casing wants little higher with traditional not removing for processing, but due to the casing
Can repeatedly use, cost of use is very low, and woth no need to underwater operation and removal cost is low, show great economic benefit
With safety.
Description of the drawings
Fig. 1 is the structural facades schematic diagram of casing of the present invention；
Fig. 2 is another structural schematic diagram of casing of the present invention；Fig. 3 is the lock of the coxopodite casing lower flange piece of casing of the present invention
Tight device arrangement schematic diagram；
Fig. 4 is the structural schematic diagram of common casing and coxopodite casing
Fig. 5 is the B-B sectional views of Fig. 4；
Fig. 6 is the schematic diagram of P connector annular sealing gaskets；
Fig. 7 is the G-G diagrammatic cross-sections of Fig. 6；
Fig. 8 is the schematic diagram of I shape gasket seals；
Fig. 9 is flange locking device locking state schematic diagram；
Figure 10 is flange locking device open state schematic diagram；
Figure 11 is another locking state schematic diagram of flange locking device；
Figure 12 is another open state schematic diagram of flange locking device；
Figure 13 is cylinder piece locking device locking state schematic diagram；
Figure 14 is cylinder piece locking device open state schematic diagram；
Figure 15 is bull stick attachment structure schematic diagram；
Figure 16 is bar jointing structure schematic diagram；
Figure 17 is T shape lock shaft structural schematic diagrams；
The location diagram of T forming heads and slot when Figure 18 is cylinder piece locking device locking state；
The location diagram of T forming heads and slot when Figure 19 is cylinder piece locking device open state；
Figure 20 is the axis side schematic diagram of compaction tool；
Figure 21 is the operating diagram of compaction tool.
Reference numeral
Dismountable casing 100 does not remove casing 200, coxopodite casing 10, fragment type casing 20, cylinder piece locking device 6, drawing
Bar holder 80, bull stick holder 50, P connectors annular sealing gaskets 1, flange locking device 30, pull rod 70, bull stick 40, pull rod connection
Structure 8, sleeve 91, dormant bolt 92, bull stick connection structure 4, recessed plug 41, convex plug 42 do not remove casing top flange plate 2,
Bar rotation handle 3, bull stick connection structure 4, pull rod carrying handle 7, traction rope 60, turning handle 33, upper flange piece 21, lower flange piece
22, stack shell 23, arc tube piece 24, cylinder piece connecting plate 25, I shapes gasket seal 26, gasket cylinder 28, lifting lug 27, slot 29, lock
Axis hole 39, T shapes lock shaft 32, nut 35, spring 31, protrusion 34, T forming heads 36, square section section 37, thread segment 38, bolt 97, limit
Pin 62, compaction tool 300, upper clamp plate 301, hole 302, slide bar 305, middle clamp plate 304, base board 306, jack 307
Specific implementation mode
Structure of the present invention or these used technical terms are described further below.Following detailed
In thin description, the subsidiary reference word of legend is a part here, it can be actable specific to illustrate the present invention
The mode of concrete scheme illustrates.The present invention, which is not precluded, in we can also carry out other concrete schemes and without prejudice to this hair
Change the structure of the present invention in the case of bright use scope.
As shown in Figs. 1-3, casing of the present invention includes two large divisions：Casing 200 and dismountable casing 100 are not removed.Wherein,
Casing 200 is not removed for being embedded to below ground, and dismountable casing 100, which is connected to, not to be removed on casing, and dismountable casing
100 are located at ground or more.
Dismountable casing 100 is formed by connecting by a section or the common casing of more piece 20, wherein is located at a section fragment of bottommost
Type casing claims coxopodite casing 10 fragment type.When common casing 20 is more piece, the length for often saving common casing 20 can be identical, also may be used
To differ.In addition, coxopodite casing 10 and the length of common casing 20 may be the same or different.Preferably, common casing
20 length usually differs, the length of the dismountable casing 100 for being combined into needs more convenient in this way, and is used in turn middle convenience
Transport, storage.
The diameter of entire casing is identical, facilitates connection and sealing, therefore, dismountable casing 100 and not remove casing 200 straight
Diameter is identical, and coxopodite casing 10 is identical as 20 diameter of common casing.
Casing 200 is not removed includes stack shell and the top flange plate 2 being connected at the top of stack shell.Wherein, stack shell is integral type knot
Structure.
As shown in Figure 4 and Figure 5, coxopodite casing 10 and common casing 20 are by upper flange piece 21, lower flange piece 22, stack shell 23
It constitutes；Upper flange piece 21 is connected to 23 top of stack shell, and lower flange piece 22 is connected to 23 bottom of stack shell.Wherein, stack shell 23 is by multi-disc
Arc tube piece 24 circumferentially encloses.In some specific embodiments, the arc tube piece 24 of a stack shell 23 is enclosed at 3
Or 4.In this way, when will not there was only two because of cylinder piece 24, because concrete to the adsorption capacity of casing and frictional force too greatly caused by tear open
Except difficulty, making workload and cost will not be increased because cylinder piece 24 is too many.
In the present invention, entire casing is split as not remove casing 200 and dismountable casing 100, by dismountable casing 100
It is divided into a section or the common casing 20 of more piece, wherein the common casing positioned at bottommost claims coxopodite casing 10, and by coxopodite casing
Be split as multiple arcs cylinder piece 24 with the stack shell 23 of common casing, exactly in order to make construction after the completion of, can smoothly remove riverbed
Casing part more than bottom, to realize being used in turn for casing, and purpose that is convenient and saving material and cost of constructing.
When dismountable casing 100 is not with removing casing 200 and connecting, by top flange plate 2 and the bottom of not removing casing 200
The lower flange piece 22 for saving casing 10 connects.Specifically, in the laxative remedy for the top flange plate 2 and coxopodite casing 10 for not removing casing 200
The pad of blue piece 22 is equipped with P connectors annular sealing gaskets 1, then, is locked lower flange piece 22 and top method with flange locking device 30
Blue piece 2, makes not remove casing 200 and is fixedly connected with coxopodite casing 20, and that is to say makes not remove casing 200 and dismountable casing
100 are fixedly connected.
As shown in Fig. 1, Fig. 9-Figure 12 and Figure 17, flange locking device 30 include T shapes lock shaft 32, spring 31, turning handle 33,
Nut 35.32 one end of T shapes lock shaft carry protrusion 34 T forming heads, other end least significant end have thread segment 38, close to thread segment at be
Square section section 37.Attaching nut 35 on thread segment 38；Square section section 37 connects turning handle 33；Spring 31 is located at T forming heads and turning handle 33
Between.There is turning handle hole, the square section section turning handle 33 for installing lock shaft is connected with traction rope 60, and traction rope 60 is simultaneously on turning handle
Be connected on bull stick 40, bull stick 40 rotated by bar rotation handle 3, with the rotation of bull stick 40, drive traction rope 60 and
The turning handle 33 being attached thereto rotates, and flange locking device 30 is opened.
Specifically, T shapes lock shaft 32 never remove casing 200 push up set on flange plate 2 with the matched slot of T forming heads (in figure
It is not shown) it penetrates, it is then passed through P connectors annular sealing gaskets 1 and arrives 20 lower flange piece 22 of coxopodite casing, T forming heads protrusion 34 is used in combination to detain
And do not remove after casing 200 pushes up flange plate 2 (at this time T forming heads and slot length to vertical), put on spring 31, then put on just section
The turning handle 33 that face matches screws on nut 35, and constantly precession nut 35 causes spring 31 to be compressed to scheduled amount.The bullet having compressed
Spring 31 generate pressure make two flange mortice locks (pressure) tightly, between flange plate be in locking state, coxopodite casing with do not remove casing
Locking.Traction rope 60 is connected on turning handle, and 60 other end of traction rope is connected on bull stick 40.It is locked when needing unlatching flange
When device 30 makes coxopodite casing and do not remove casing and detach, operation bar rotation handle 3 rotates bull stick 40, is passed by traction rope 60
Passing makes 33 Forced rotation of turning handle, it is made to rotate 90 degree, and T shapes lock shaft 32 is driven to rotate, and T forming heads 36 are gone to and slot length direction one
It causes, T forming heads 36 are retracted under the action of spring 31 in slot, lower flange piece 22 and do not remove casing 200 and push up between flange plate 2
No longer lock (pressure) tightly, realizes the remote opening of flange locking device 30.
In addition, coxopodite casing 10, fragment type casing 20 side wall on have bull stick holder 50, for installing bull stick 40,
Bull stick realizes the remote opening operation of locking device 30 using 4 spreading of bull stick connection structure to operable position.In order to prevent
Bull stick slides in bull stick holder, and also for limit, spacer pin 62 is equipped in bull stick and bull stick holder junction.
The enclosing connection of stack shell 23 is the company by being connected between the cylinder piece connecting plate 25 of every 24 both sides of arc tube piece
Realization is fetched, specifically, being folded with I shapes gasket seal 26 between two cylinder piece connecting plates 25, then, is connected by cylinder piece
Cylinder piece connecting plate 25 is fixedly connected by the row cylinder piece locking device 6 arranged on plate 25.To form cylindrical shape stack shell 23.It is logical
Often, the row cylinder piece locking device 6 being located on cylinder piece connecting plate 25 has two or more.Specifically, one side connecting plate of cylinder piece
25 are equipped with a row slot 29, and another side connecting plate 25 of cylinder piece is equipped with a row circular hole；The slot 29 and center of circular hole position phase
It is corresponding；Cylinder piece locking device is arranged on a circular hole for piece connecting plate.
The height of I shapes gasket seal 26 is identical as casing stack shell, and two end of gasket is respectively provided with a cylinder 28, while gasket
On the lock shaft hole 39 that also passes through with locking device, which is circular hole, and after locking device is opened, T forming heads 36 will hook I
Grommet type seal piece and be unlikely to fall, as shown in Figure 8.
As shown in Fig. 2, Figure 13, Figure 14 and Figure 17, cylinder piece locking device 6 includes T shapes lock shaft 32, spring 31, turning handle 33, spiral shell
32 one end of mother's 35, T shapes lock shaft carry protrusion 34 T forming heads 36, other end least significant end have thread segment 38, close to thread segment at be
Square section section 37.Attaching nut 35 on thread segment；Square section section 37 connects turning handle 33；Spring 31 be located at T forming heads and turning handle 33 it
Between.There is turning handle hole, the square section section for installing lock shaft, turning handle 33 is connected with traction rope 60, and traction rope 60 is simultaneously on turning handle
It is connected on pull rod 70, is promoted pull rod 70 by pull rod carrying handle 7, the turning handle 33 for driving traction rope 60 and being attached thereto
Forced rotation, to remotely realize the unlatching of cylinder piece locking device 6.
Specifically, T shapes lock shaft 32 set from cylinder piece connecting plate 25 with the matched 29 1 side neck piece connecting plate of slot of T forming heads
25 penetrate, and I shapes gasket seal 26 is passed through to have the cylinder piece connecting plate 25 of round hole to the other side, are detained even with T forming heads protrusion 34
After fishplate bar 25 (T forming heads 36 and 29 length of slot are to vertical at this time, as shown in figure 18), spring 31 is put on, then is put on and square section
The turning handle 33 of matching, screws at nut 35 to thread segment, and continuous precession nut 35 causes spring 31 to be compressed to scheduled amount.Compression
The pressure that generates of spring 31 make two connecting plates 25 lock (pressure) tightly, locking state is between cylinder piece connecting plate 25, thus with
The cylinder piece of cylinder piece connecting plate connection has been assembled into a stack shell 23 with cylinder piece.At this point, cylinder piece locking device 6, which is in locking, closes shape
State.Traction rope 60 is connected on turning handle 33, and 60 other end of traction rope is connected on pull rod 70.It is locked when needing open end can piece
When device 6 makes stack shell 23 be separated into multiple pieces 24, pulls up lifting rod carrying handle 7 and promote pull rod 70, pass through traction rope
60 transmit and make 90 degree of 33 Forced rotation of turning handle, drive 32 rotation of T shapes lock shaft, T forming heads 36 go to it is consistent with 29 length direction of slot,
T forming heads 36 are retracted under the action of spring 31 in the slot 29 on connecting plate 25, and as shown in figure 19, cylinder piece connecting plate 25 is no longer
Lock (pressure) tightly, cylinder piece locking device 6 is opened.
As shown in figure 20, in above-mentioned flange locking device 30 or cylinder piece locking device 6, pass through continuous precession nut 35 and cause
Spring-compressed is to scheduled amount, and when spring rate is big, when precession nut difficulty, the compaction tool 300 of Figure 18 may be used.It compresses
Tool is by upper clamp plate 301, middle clamp plate 304 and its hole 302 more bigger than lock shaft nut 35 carried, slide bar 305, base board 306
Composition, slide bar 305 are vertically connected on base board 306, and upper clamp plate 301 is fixedly connected on the top of slide bar 305, middle clamp plate 304
It can be moved across slide bar 305 and upper clamp plate 301 and base board 306 along slide bar 305.Jack 307 is placed in middle clamp plate
Between 304 and base board 306.
In use, as shown in Figure 21,301 middle clamp plate 304 of upper clamp plate of compaction tool 300 is clipped into lock shaft, specifically,
The folder of upper clamp plate 301 leans on T shape lock shaft T forming heads 36, the folder of middle clamp plate 304 that turning handle 33, the 302 centering nut 35 of hole on middle clamp plate is leaned on to open
Dynamic jack 307, makes middle clamp plate 304 be moved to upper clamp plate 301 along slide bar 305, until after having compressed spring to scheduled amount, from hole
Nut 35 is screwed in 302, unclamp jack 307 and is removed, and compaction tool 300, flange locking device 30 or the locking of cylinder piece are removed
Installation is complete for device 6.
Coxopodite casing, common casing stack shell 23 every arc tube on piece be equipped at least one lifting lug 27, for remove shield
A piece is hung when cylinder.In some specific embodiments, every arc tube on piece is set there are one lifting lug 27.
The connection between connection and common casing 20 and common casing 20 between coxopodite casing 10 and fragment type casing 20
Mode is identical, specifically, being to be connected to one by the upper flange piece 21 at the top of the lower flange piece 22 of stack shell bottom and another stack shell
It rises, more specifically, P connectors annular sealing gaskets 1 is folded between flange plate, then, cylinder is fixedly connected with by bolt 97
Adjacent flange plate up and down makes each stack shell link together between body.
As shown in Figure 6 and Figure 7, P connectors annular sealing gaskets 1 is divided into multi-disc, the joint of piece and piece along perimeter fragment
P-shaped is made；Multi-disc P connectors annular sealing gaskets 1 is corresponding with arc tube piece 24.If P connectors, realized when casing cylinder piece detaches
When, 1 separated in synchronization of P connectors annular sealing gaskets.
Coxopodite casing, common 23 side wall of casing stack shell are equipped with pull rod holder 80 and bull stick holder 50, for installing a mortice lock
Tight device pull rod 70 and flange locking device bull stick 40.Also, pull rod 40 and bull stick 70 are subsection connecting structure, every section of pull rod and
Bull stick length is identical as casing stack shell height.Segmented bull stick is connected by bull stick connection structure 4, specifically, as shown in figure 15,
Bull stick is set to connect by the way that the engaging that complements one another of the recessed plug 41 in segmented bull stick end and convex plug 42 is arranged.Segmented pull rod
70 are connected by bar jointing structure 8, specifically, as shown in figure 16, passing through the sleeve 91 and countersunk head positioned at 70 port of pull rod
92 fitting of bolt connects.Bull stick top has bar rotation handle 3, for rotating bull stick 40.Pull rod top is lifted with pull rod
Handle 7, for lifting pull rod 70.
70 end of pull rod is hung on traction rope 60 thereon by bolt and is connected with cylinder piece locking device 6；40 end of bull stick is logical
The traction rope 60 that bolt is hung on thereon is crossed with flange locking device 30 to be connected.
Casing through the invention carries out concrete in water filling pile construction, and the specific method is as follows：
1. casing is installed：
(1) total length of dismountable casing section 100 is calculated according to the depth in construction waters and construction parameter, selection is different
The common casing 20 of length pieces together this total length；
(2) casing is assembled, the common casing chosen is assembled into dismountable casing；Wherein, it is located at dismountable casing
Bottommost one save common casing and claim coxopodite casing；Common casing and coxopodite casing stack shell 23 is often saved to be enclosed by multi-disc arc tube piece
It forms, is connected by cylinder piece connecting plate 25 between arc tube piece 24 and arc tube piece 24, sealed by I shapes gasket seal 26, led to
Cross the locking of cylinder piece locking device 6；Between every two common casing of section and common casing and coxopodite casing by upper and lower flange plate 21,
22 connections, are sealed by P connectors annular sealing gaskets 1, are bolted；If 100 total length of dismountable casing is longer, can
With sectional：Coxopodite casing and a section or more piece fragment type casing are first assembled into hypomere casing, then by other more piece fragments
Type casing is assembled into one or more snippets epimere casing；
(3) 200 inserting piling of casing will not be removed to precalculated position, do not removing 200 top installation top flange plate 2 of casing and P
After joint ring grommet type seal piece 1, coxopodite casing lower flange piece 22 is locked with the top flange plate 2 for not removing casing 200 with flange
Device 30 is locked；Mounting cylinder piece locking device pull rod 70 and flange locking on the pull rod holder 80 and bull stick holder 50 of stack shell 23
Device bull stick 40 and traction rope 60；
(4) by locking do not remove casing 200 and dismountable casing 100 or hypomere casing squeezes into a scheduled depth down
Degree；
(5) if any epimere casing, on hypomere casing top, installation P joint ring grommet type seals piece 1, installs epimere casing, passes through
Flange is connected with, the pull rod 70 of the bull stick 40 and cylinder piece locking device of adjunction flange locking device, installs traction rope 16；It will
Casing squeezes into a scheduled depth down；
(6) repeating step (5), all installation is complete to casing；
2. carrying out filling concrete construction；
3. casing is removed：
(1) after cast-in-place concrete pile pours completion and reaches intensity, one section of casing the top with hoist rope bolt
The lifting lug 27 of each arc tube piece 24 of common casing；
(2) bull stick 40 of rotation flange locking device 30, makes lock shaft go to open state, makes dismountable casing 100 and do not tear open
Except casing 200 is in separable state；
(3) pull rod 70 of pull-up cylinder piece locking device 6 makes lock shaft go to open state, all pieces 24 of dismountable casing
In separable state between cylinder piece 24；
(4) hoist rope is tightened, and each cylinder piece 24 of dismountable casing, which is sling, leaves water body, is transferred to scheduled place；
(5) casing, which is removed, completes.
Embodiment 1：
It makes：
Will construct several cast-in-place concrete piles in one waters, because of the variation of the depth of water, a length of 5~28 meters of dismountable casing.
With dismountable section of 1.0 meters of casing interior diameter, along perimeter decile four.Common casing make 5 meters, 2 meters, it is 1 meter long, to be suitble to the depth of water
Variation caused by dismountable length variation.
Common casing and coxopodite casing are all made of steel making, cylinder, flange plate, cylinder piece connecting plate, lifting lug 8 milli of thickness
Rice, is welded to connect.
Pull rod is square steel tube：40 millimeters × 40 millimeters × 4 millimeters；Bull stick is round steel pipe：48 millimeters × 3.5 millimeters of diameter.
Locking spring, 60 millimeters of diameter of bore, 8.0 thousand Ns of live load, 10 millimeters of working range.
45 millimeters of lock shaft diameter.
Cylinder piece locking device is arranged by every 300 millimeters~400 millimeters spacing, flange locking device presses every 300 millimeters~400
Millimeter (arc length) spacing arrangement.
P joint ring grommet type seals piece, I grommet type seal pieces are all made of 8 millimeters of rubber and make.
One of them 7.0 meters of dismountable casing total length is measured, is pieced together and is formed by 5 meter of one section of fragment type casing, 2 meter of one section
And it assembles.(it is long altogether first often to save each self assembly of common casing, then save and assemble section between saving.
Installation：
Section is not removed and lays predetermined depth, and installation top flange plate installs P joint ring grommet type seal pieces, installs dismountable shield
Cylinder is connected with flange locking device, continues to depress casing to predetermined depth, construction drill bored concrete pile.
It removes：
Bored pile construction is completed, and is had and is removed casing condition.Hoist rope bolt a common casing of section topmost
Lifting lug, rotate flange locking device bull stick, dismountable casing (section) with do not remove casing and detach；Again by cylinder piece locking device
Pull rod pulls up, and is separated between cylinder piece and cylinder piece.Hoist rope is packed up, and cylinder piece is hung original position, is transferred to predetermined place, shield
Cylinder is removed and is finished.
Embodiment 2：
It makes：
Several cast-in-place concrete piles of constructing are needed in one saline waters, because of the variation of the depth of water, dismountable casing a length of 12~32
Rice.With dismountable section of 1.8 meters of casing interior diameter, along perimeter decile four.Fragment type casing make 5 meters, it is 2 meters long, 1 meter, with suitable
The variation of dismountable length caused by the variation of Heshui depth.
Common casing and coxopodite casing are made of steel, and cylinder, flange plate, cylinder piece connecting plate, lifting lug are 10 millimeters thick
Steel plate is welded to connect.
Pull rod is square steel tube：40 millimeters × 40 millimeters × 4 millimeters；Bull stick is round steel pipe：48 millimeters × 3.5 millimeters of diameter.
Locking spring, 60 millimeters of diameter of bore, 15,000 Ns of live load, 10 millimeters of working range.
45 millimeters of lock shaft diameter.
Cylinder piece locking device is arranged by every 300 millimeters~400 millimeters spacing, flange locking device presses every 300 millimeters~400
Millimeter (arc length) spacing arrangement.
P joint ring grommet type seals piece, I grommet type seal pieces are all made of 12 millimeters of rubber and make.
One of them 17.0 meters of dismountable casing total length is measured, is saved to piece together and is formed by 5 meters of three sections of section plus 2 meters.Point
Two sections, hypomere saves 5 meters plus 2 meters each sections (growing 7 meters altogether) by fragment type casing one and forms；Epimere plain edition casing two saves 5 meters of groups
At (growing 10 meters altogether).Each self assembly of casing is first often saved, then saves and assemble between saving hypomere, epimere.
Compaction tool is welded using 6 millimeters of steel plates.50 millimeters × 50 millimeters of slide bar section out-to-out, long 350 milli
Rice；Upper clamp plate grows 180 millimeters, 50 millimeters × 50 millimeters of cross section out-to-out；Middle clamp plate is 20 millimeters thick, 150 millimeters wide, long
320 millimeters, 60 millimeters of intermediate opening diameter；Bottom plate is 20 millimeters thick, 150 millimeters wide, 130 millimeters long；It is very heavy with 2 tons of lifting capacity
It pushes up (product).
Installation：
Section not to be removed lays predetermined depth, installation top flange plate installs P joint ring grommet type seal pieces, installs epimere casing,
With the installation of compaction tool auxiliary flange locking device, connection, continues to depress 7 meters of casing, be depressed after 10 meters of casings of epimere are installed
To predetermined depth, construction drill bored concrete pile.
It removes：
Bored pile construction is completed, and is had and is removed casing condition.Hoist rope bolt a common casing of section topmost
Lifting lug, rotate flange locking device bull stick, dismountable casing (section) with do not remove casing and detach；Again by cylinder piece locking device
Pull rod pulls up, and is separated between cylinder piece and cylinder piece.Hoist rope is packed up, and cylinder piece is hung original position, is transferred to predetermined place, shield
Cylinder is removed and is finished.
Claims (16)
1. a kind of dismountable casing, for Concrete Grouting Pale in waters, which is characterized in that the dismountable casing includes one
The common casing of section or more piece；It is coxopodite casing to save common casing positioned at bottommost one；The diameter of common casing and coxopodite casing,
It constructs identical；The coxopodite casing and common casing are made of upper flange piece, lower flange piece, stack shell；Upper flange piece is connected to
At the top of stack shell, lower flange piece is connected to stack shell bottom.
2. dismountable casing according to claim 1, which is characterized in that the length phase of the coxopodite casing and common casing
Together or differ.
3. dismountable casing according to claim 2, which is characterized in that often save coxopodite casing and the stack shell of common casing is equal
It is circumferentially enclosed by multi-disc arc tube piece.
4. dismountable casing according to claim 3, which is characterized in that the arc tube piece for enclosing each stack shell is
3 or 4.
5. dismountable casing according to claim 3, which is characterized in that every arc tube piece both sides are respectively equipped with a piece and connect
Fishplate bar；A row slot is opened up in cylinder piece connecting plate a side, a row circular hole is opened up on another side；The slot and center of circular hole
Position is corresponding；The row cylinder piece locking device arranged on circular hole between adjacent arc tube piece by cylinder piece connecting plate is consolidated
Fixed connection；It is folded with I shape gasket seals between two adjacent piece connecting plates.
6. dismountable casing according to claim 5, which is characterized in that the row cylinder piece locking arranged on cylinder piece connecting plate
Device includes at least two cylinder piece locking devices.
7. dismountable casing according to claim 5, which is characterized in that the height of I shape gasket seals and casing stack shell phase
Together, two end of gasket is respectively provided with a cylinder.
8. dismountable casing according to claim 3, which is characterized in that coxopodite casing, common casing stack shell every arc
Shape cylinder on piece is equipped at least one lifting lug.
9. dismountable casing according to claim 1, which is characterized in that coxopodite casing, common casing stack shell side wall are equipped with
Pull rod holder and bull stick holder.
10. dismountable casing according to claim 3, which is characterized in that the coxopodite casing and common casing, common shield
It is equipped with P connector annular sealing gaskets between cylinder and common casing；Coxopodite casing and common casing, common casing and common casing it
Between be bolted and fix.
11. dismountable casing according to claim 10, which is characterized in that P connectors annular sealing gaskets is along perimeter fragment
It is divided into multi-disc, p-shaped is made in the joint of piece and piece；Multi-disc P connectors annular sealing gaskets is corresponding with arc tube piece.
12. dismountable casing according to claim 9, which is characterized in that the dismountable casing further includes pull rod and turns
Bar props up be located on pull rod holder and bull stick holder respectively.
13. dismountable casing according to claim 12, which is characterized in that pull rod and bull stick are subsection connecting structure, often
Section pull rod and bull stick length pull rod identical as casing stack shell height are hung on traction rope thereon by bolt and connect with cylinder piece locking device
It connects；Bull stick end is hung on traction rope thereon by bolt and is connect with flange locking device.
14. a kind of casing for Concrete Grouting Pale in waters, which is characterized in that the casing include do not remove casing and
Dismountable casing as described in one of claim 1-13.
15. casing according to claim 14, which is characterized in that do not remove casing and include stack shell and be connected at the top of stack shell
Top flange plate；Ring packing is equipped between dismantled and assembled casing coxopodite casing lower flange piece and the top flange plate for not removing casing
Pad, and dismantled and assembled casing coxopodite casing lower flange piece is locked admittedly with the top flange plate flange locking device for not removing casing
It is fixed.
16. a kind of method carrying out Concrete Grouting Pale in waters using dismountable casing, wherein including casing, casing
Including not removing casing and dismountable casing, does not remove and be equipped with top flange plate at the top of casing；Dismountable casing includes a section or more
The common casing of section；It is as follows：
1. casing is installed：
(1) total length that dismountable casing section is calculated according to the depth in construction waters and construction parameter, selects different length general
Logical casing pieces together this total length；
(2) casing is assembled, the common casing chosen is assembled into dismountable casing；Wherein, the section for being located at lowest part claims
Coxopodite casing；Coxopodite casing and common casing are made of upper flange piece, lower flange piece, stack shell；Coxopodite casing and common casing
Stack shell enclosed by 3 or 4 arc tube pieces；It is connected, is led to by cylinder piece connecting plate between arc tube piece and arc tube piece
The sealing of I shape gasket seals is crossed, is locked by cylinder piece locking device；It saves and leads between casing and common casing, the common casing of every two section
Flange plate connection up and down is crossed, is sealed, is bolted by P connector annular sealing gaskets；If dismountable casing total length
It is longer, it can be with sectional：One section or the common casing of more piece are assembled into hypomere casing, other multiple common casings are assembled into one section
Or multistage epimere casing；
(3) casing inserting piling will not be removed to precalculated position, do not removing installation top flange plate and P connector ring seals at the top of casing
After gasket, hypomere casing or coxopodite casing lower flange piece and the top flange plate flange locking device for not removing casing are locked；
Mounting cylinder piece locking device pull rod and flange locking device bull stick and traction rope on the pull rod holder and bull stick holder of stack shell；
(4) by locking do not remove casing and dismountable casing or hypomere casing squeezes into a scheduled depth down；
(5) if any epimere casings, P joint ring grommet type seal pieces are installed on hypomere casing top, epimere casing is installed, by bolt,
Flanged joint is fixed, then adjunction flange locking device bull stick, while the pull rod of adjunction cylinder piece locking device, and install pull rod with
The traction rope of turning handle；Casing is squeezed into a scheduled depth down；
(6) repeating step (5), all installation is complete to casing；
2. carrying out filling concrete construction；
3. casing is removed：
(1) after cast-in-place concrete pile pours completion and reaches intensity, it is common the uppermost section of casing with hoist rope bolt
The lifting lug of each arc tube piece of casing；；
(2) bull stick for rotating flange locking device, makes lock shaft go to open state, dismountable casing and do not remove that casing is in can
Discrete state；
(3) pull rod of pull-up cylinder piece locking device makes lock shaft go to open state, between all pieces and cylinder piece of dismountable casing
In separable state；
(4) hoist rope is tightened, and each cylinder piece of dismountable casing, which is sling, leaves water body, is transferred to scheduled place；
(5) casing, which is removed, completes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810894824.6A CN108708374B (en) | 2018-08-08 | 2018-08-08 | Removable pile casing and method for construction of cast-in-place piles in water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810894824.6A CN108708374B (en) | 2018-08-08 | 2018-08-08 | Removable pile casing and method for construction of cast-in-place piles in water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108708374A true CN108708374A (en) | 2018-10-26 |
| CN108708374B CN108708374B (en) | 2024-03-01 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2818551Y (en) * | 2005-09-28 | 2006-09-20 | 河北建设勘察研究院有限公司 | Assembled steel guard cylinder |
| CN104988915A (en) * | 2015-07-15 | 2015-10-21 | 中铁上海工程局集团有限公司 | Prefabrication and installation method of detachable steel protection tube device and underwater connection beam |
| CN205712091U (en) * | 2016-04-14 | 2016-11-23 | 中国建筑土木建设有限公司 | A kind of drilled pile semicircle hood type casing |
| KR101766166B1 (en) * | 2016-12-09 | 2017-08-10 | 권정희 | PHC pile construction method using removeable auxiliary pile |
| CN107653878A (en) * | 2016-07-23 | 2018-02-02 | 安吉正源塑木装饰材料有限公司 | Cast-in-situ bored pile is reusable to be longitudinally separated formula steel pile casting construction |
| CN208763009U (en) * | 2018-08-08 | 2019-04-19 | 中国水利水电第十二工程局有限公司 | Dismountable casing and casing for Concrete Grouting Pale in waters |
-
2018
- 2018-08-08 CN CN201810894824.6A patent/CN108708374B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2818551Y (en) * | 2005-09-28 | 2006-09-20 | 河北建设勘察研究院有限公司 | Assembled steel guard cylinder |
| CN104988915A (en) * | 2015-07-15 | 2015-10-21 | 中铁上海工程局集团有限公司 | Prefabrication and installation method of detachable steel protection tube device and underwater connection beam |
| CN205712091U (en) * | 2016-04-14 | 2016-11-23 | 中国建筑土木建设有限公司 | A kind of drilled pile semicircle hood type casing |
| CN107653878A (en) * | 2016-07-23 | 2018-02-02 | 安吉正源塑木装饰材料有限公司 | Cast-in-situ bored pile is reusable to be longitudinally separated formula steel pile casting construction |
| KR101766166B1 (en) * | 2016-12-09 | 2017-08-10 | 권정희 | PHC pile construction method using removeable auxiliary pile |
| CN208763009U (en) * | 2018-08-08 | 2019-04-19 | 中国水利水电第十二工程局有限公司 | Dismountable casing and casing for Concrete Grouting Pale in waters |
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| CN108708374B (en) | 2024-03-01 |
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