CN105002885B - Extruding type diaphram wall displacement wall-forming device and using method - Google Patents
Extruding type diaphram wall displacement wall-forming device and using method Download PDFInfo
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- CN105002885B CN105002885B CN201510437161.1A CN201510437161A CN105002885B CN 105002885 B CN105002885 B CN 105002885B CN 201510437161 A CN201510437161 A CN 201510437161A CN 105002885 B CN105002885 B CN 105002885B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/20—Placing by pressure or pulling power
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/02—Retaining or protecting walls
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- 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
- E02D5/20—Bulkheads or similar walls made of prefabricated parts and concrete, including reinforced concrete, in situ
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Abstract
The invention belongs to underground space static(al) and clamp-on technical field.Purpose be in that provide a kind of can make extruding type diaphram wall terminal surround place more than one less than two wall-forming device axial distances between implement zero-clearance connect apparatus and method, i.e. extruding type diaphram wall displacement wall-forming device and using method.For achieving the above object, apparatus of the present invention include spacing case, displacement case, wall boots and vibratory chamber, and displacement case is arranged in spacing case, and wall boots are arranged on displacement case and the bottom of spacing case, and vibratory chamber is arranged on the sidewall of spacing case and displacement case.The present invention is used for extruding type diaphram wall when terminal is about to surround, axial distance adjustment is being carried out less than 2 wall-forming device spacing ranges more than 1, distance is docked, it is achieved that extruding type diaphram wall terminal surrounds the normal connection of the not constant spacing at place with the actual of wall-forming device of closing revised with clamp-on underground at first.
Description
Technical field
The invention belongs to underground space static(al) and clamp-on technical field.Distance adjustment can carried out more than 1 less than 2 wall-forming device axial spacing scopes when terminal is about to surround, a kind of extruding type diaphram wall displacement wall-forming device and using method specifically for extruding type diaphram wall.
Background technology
Normally docking between extruding type diaphram wall (hereinafter referred to as clamp-oning ground wall) unit wall section is to form according to axially sorting by mechanical type connecting device is hinged one by one both at home and abroad at present.But when construction is about to surround to terminal, the spacing of its former and later two wall-forming devices generally will not just remain the standard socket parameter of a wall-forming device.From precision controlling angle, it is unpractical that the wall-forming device of underground construction needs the socket of hundreds and thousands of times not produce error；In addition property line will not divide premised on the fixed dimension of wall-forming device.
It is existing that to clamp-on that ground wall terminal surrounds be take manually to remedy mode afterwards complete in residue spacing.Surrounding employing it was verified that clamp-on ground wall terminal manually to remedy mode not only stagnant water effect very poor, its joint portion structural strength is also very weak, it is difficult to undertake the technology important task of waterproof, gear soil, load-bearing.Therefore, solve to clamp-on ground wall terminal and surround the normal connection of the not inflexible wheel base of two wall-forming devices before and after place, be ensure clamp-on ground wall do not lose gear soil, intercept water, a key technology of the continuous function such as impervious, load-bearing.
Summary of the invention
It is an object of the invention to provide a kind of can make to clamp-on ground wall terminal surround place more than one less than two wall-forming devices between the normal apparatus and method connected of axial distance, i.e. extruding type diaphram wall displacement wall-forming device and using method.
For achieving the above object, apparatus of the present invention include spacing case, displacement case, wall boots and vibratory chamber, and displacement case is arranged in spacing case, and wall boots are arranged on displacement case and the bottom of spacing case, and vibratory chamber is arranged on the sidewall of spacing case and displacement case.
Described spacing case includes main body, point type adapter, outer case.Described main body is the uncovered rectangular box that has of accumbency " recessed " font, the long length of side 400～1200mm；Minor face internal diameter 200～1000mm, external diameter 300～1100mm；Vertically install one section of point type adapter at a certain distance along main body minor face sidewall, be connected with or weld.Point type adapter is the two block-shaped and equivalently-sized cuboids constituting dovetail channel-shaped in minor face center placed opposite, and for reducing friction, vertically spacing is farther out and vertical extension own is very short and central vertical is arranged；Dovetail groove is for being socketed with the dovetail raised track of adjacent wall-forming device；Wall-forming device after socket and displacement wall-forming device only can be vertically slidable relative to dovetail groove or dovetail raised track and can not separate or move radially.Its length is increased to improve bond strength by point type adapter at upper-lower section contract mouth joint. and contract mouth side is provided with seal groove, it is simple to installs sealing ring and prevents seepage.Horizontal arcuate groove it is shaped with each together in upper and lower appropriate location, medial wall, main body two long limit.What this device buried at first is called that leading section, leading segment length make≤50 meters, and the uncovered employing wall boots in leading section bottom are closed；The general designation lengthening section vertically docked with leading section, upper-lower section docking is except adopting contract mouth docking bolt fixing, and its upper-lower section outer case docking end face is additionally provided with for vertical bolted structure；Its profile of lengthening section and structure are with leading section；The plurality of specifications of different length and different-thickness will be the invention provide that with the engineering intensity to supporting construction and waterproof requirement.Outer case is have certain thickness and main body long limit consistent size monoblock type rectangular box, vertically one section is arranged at interval of a segment distance along main body, it is fixed on main body long limit outer wall with dormant bolt, interval is set with point type adapter spacing without direct connection, but need to coincide with pressure wall oil cylinder stroke.The enough hole that outer case is passed through at cross section scope vertically arranged current supply cable, airduct and water channel.Outer case upper-lower section corresponding edge is provided with shoulder, needed for installing oscillating plate.
Described displacement case includes drawer box, and pin-connected panel outer case, dovetail raised track are constituted.
Displacement case is identical with spacing box shape, and the long limit of drawer box and inner short-side external diameter only deposit fit tolerance with the long limit of main body and minor face internal diameter；Drawer box is provided with the elongated level mutually coincide to arc raised track corresponding to medial wall, main body two long limit level to arcuate groove position, drawer box inserts body lumen from main body minor face open-mouth along horizontal arcuate groove, and can be moved horizontally to along the long limit of main body and to be close to spacing case minor face inwall, but the horizontal arcuate groove limiting displacement of twice vertically it is total to up and down by the long limit of main body two, drawer box bottom absolute altitude=main body bottom absolute altitude-wall boots bevel altitude, to prevent drawer box bottom and wall boots incline apex inconsistent.Displacement case is clamp-oned during underground uncovered by wall boots closed bottom end.Drawer box is positioned at the minor face of body lumen and claims inner short-side, and the minor face being positioned at outside main body is called outer minor face；Outer minor face both sides are shaped with wing, and the length of side of the outer minor face with wing is equal to the drawer box inner short-side length of side+outer case thickness；Or interruption vertically elongated along the outer minor face center of drawer box is provided with dovetail raised track, and dovetail raised track is for being inserted in hinged with the dovetail groove of contiguous wall-forming device.Clamp-on ground wall when finally surrounding connection two remaining spacing of wall-forming device change in any case all more than 1 less than 2 wall-forming device axial distances between, so the outer case of drawer box can not be made fixed dimension and change into and being assemblied to form by polylith, it is referred to as pin-connected panel outer case；Pin-connected panel outer case is fixed on lateral wall, drawer box two long limit by dormant bolt, and vertical extension is with main body outer case, thickness=main body outer case thickness+main body long limit thickness；During use, the actual range according to two wall-forming devices in front and back selects the pin-connected panel outer case composition of different in width more than 1 less than any width in 2 scopes, in addition drawer box have axial displacement fine setting characteristic, so that it may smoothly complete wall-forming device clamp-on ground wall terminal surround place > 1 < 2 wheelbase between mechanical connection.
Described wall boots are seen as triangle precast reinforced concrete structure from positive facade, and upper end becomes certain slope；Slope and lower flat intersection are provided with the step protruded to surrounding level；The groove that can lay collision mat it is provided with at step plane.Slope, wall boots upper end is inserted in main body+drawer box lower end inner chamber when clamp-oning underground, the step that wall boots protrude undertakes by whole extruding forces of spacing case+displacement case lower surface transmission, wall boots are propped up by soil body counter-force and can not enter spacing case+displacement box cavity from step by collision mat closing spacing case+displacement bottom end face, muddy water or impurity simultaneously；When promoting spacing case+displacement case, due in soil body side frictional resistance and spacing case+displacement case the action of gravity such as mixture in wall boots end face, in company with rising, can not being left permanently in underground so as to depart from, wall boots sectional dimension can be equipped with according to selected spacing case+displacement case size.
Described vibratory chamber includes being made up of vibration frame, oscillating plate, vibrator, outlet valve, cable, airduct, water pipe.On spacing case+long limit of displacement case two vertically every two sections of outer case (containing pin-connected panel outer case, lower same) between, it is equipped with one piece of oscillating plate, upper and lower two ends dormant bolt is fixed on corresponding two section outer case shoulder, level is fixed on main body+drawer box frame to both wings dormant bolt, and so one totally enclosed void volume of composition is referred to as vibratory chamber；Main body frame is welded on edge, outer wall vertical both sides, main body long limit, and drawer box vibratory chamber frame is active border, it is separately fixed at bolt on main body frame and drawer wing during use, drawer box frame planar dimension is bigger than main body frame, and laying of oscillating plate can realize level interval fine setting in its planar range.Electric vibrator blocks with " Ω ", source of the gas vibrator flange all adopts bolt to be arranged on oscillating plate inwall.The connection of cable, airduct and water pipe all selects in vibratory chamber.A vertical water pipe of row, cable tube or airduct is respectively set along spacing case+displacement case outer case cross section scope；Water pipe is arranged according to electric vibrator and outlet valve quantity required, but often row water-in and water-out house steward arranges 1；As adopted source of the gas vibrator then to become cable tube into airduct.The leading vibratory chamber of section foot and the vibratory chamber of lengthening section topmost are equipped with the horizontal cyclic pipe connected with vertical water pipe, cooling water is pressed into water inlet manifold through water pump and flows into lower horizontal circulation pipe from top to down and enter adjacent first vertical water pipe, then by first upper horizontal cyclic pipe second vertical water pipe of entrance of vertical water pipe inflow down to lower horizontal cyclic pipe, take advantage of a situation hence into the 3rd vertical water pipe and on ... so circulation is final drains into cooling water tank to outfall sewer, is pressed into water inlet manifold repetitive cycling through water pump again after being dispelled the heat by cooling water tank.Being provided with outlet valve in oscillating plate medial wall, the apopore of outlet valve water outlet corresponding on oscillating plate communicates；Open outlet valve water and can spray the stiff soil body around infiltration main body so as to intensity reduces, it may also be necessary to Vibration on Start-up device, under exciting force, amplitude and infiltration superposition, main body is clamp-oned and extracted difficulty and is readily solved.Cable and water pipe are used that " Ω " shape card is separately fixed on the lateral wall, main body+drawer box long limit in vibratory chamber.Electricity is pulled quantity and is arranged according to electric vibrator or other demand, belongs to high thermal element during electric vibrator work, it is necessary to cool down water in a large number, and source of the gas vibrator had not both needed water-cooled also without direct-furnish electric power, belonged to the preferred vibrating device that comparison is safe.The function of vibrator is to produce certain exciting force and amplitude, to reduce main body clamp-on and extract frictional resistance and concrete vibration compacting provides assosting effect.
Apparatus of the present invention using method includes displacement Principles of Regulation and application, wall boots prefabricated, mechanical connection in advance closes three big processing steps.
(1) displacement Principles of Regulation and technique for applying step: only clamp-oned the wall-forming device actual pitch of underground according to front and back two, moves drawer box on ground to appropriate position and starts to assemble；If two wall-forming device actual pitch having clamp-oned underground finely tune distance range at drawer box, only drawer box water is moved flat respective distance, it is not necessary to add pin-connected panel outer case.So, drawer box and oscillating plate itself have the fine setting characteristic of any displacement, grasp this characteristic, utilize pin-connected panel outer case and the oscillating plate+drawer box combination of fixed dimension, just can form the displacement wall-forming device adapting to ten million displacement numerical value.
(2) wall boots shift to an earlier date precasting process step: the axial overall size in bottom that wall boots are according to last displacement wall-forming device produces, and can not accurately grasp this numerical value in advance.But work continuously for maintenance in actually used and be accomplished by producing in advance；Precasting process technology in advance: rule of thumb estimation wall boots axial dimension, time prefabricated, shoulder cross section should be unsuitable little greatly, and cross section very much not affects result of use, and increasing the end area clamp-oned can ignore；And cross section, slope should be little unsuitable big, cross section, slope is big be likely to result in pack into main body+drawer box inner chamber difficulty or can not, and the little filling dry concrete in cross section or other charges just can use at once.
(3) it is mechanically connected closing: when displacement wall-forming device drawer box water moves flat, drawer box inner short-side moves, and the important function of minor face is resistant to the powerful blessing stress of multifunction clips wall device, it is prevented that the vector deformation on the long limit of main body.Not fixing owing to drawer box inner short-side occupies body lumen position, first the inner chamber size according to main body with the segmentation of drawer box inner short-side makes two steel reinforcement cages, lays in main body and two inner chambers of drawer box respectively, to strengthen the rigidity of diaphram wall.Displacement wall-forming device is as the mechanical connecting device clamp-oned when ground wall finally surrounds, and wherein needing the one end connected is the closing wall-forming device clamp-oned the earliest, and the other end is the common wall-forming device finally clamp-oned；Need to be grasped correct process sequence: the 1st step, on the same axis, displacement wall-forming device dovetail raised track can only be directed at and close wall-forming device dovetail groove and displacement wall-forming device dovetail groove can only be directed at the dovetail raised track of last adjacent wall-forming device clamp-oned；2nd step, displacement wall-forming device is inserted in two wall-forming device adapters having clamp-oned underground simultaneously and clamp-ons gradually down to desired depth, then, clamp-on Mechanical joining technique whole molding when finally surrounding of the ground wall；3rd step, first build closing wall-forming device concrete the earliest and extract gradually, the 4th step, build the wall-forming device concrete of the other end again and extract gradually, the 5th step, finally build displacement wall-forming device concrete and extract gradually.Clamp-on the ground final zero-clearance of wall to be formed by connecting.
The invention solves the normal connection of on-fixed axial spacing when extruding type diaphragm wall finally surrounds, it is ensured that the gear soil of extruding type diaphram wall, intercept water, impervious, weight-bearing function.
Accompanying drawing explanation
Positive facade structural representation when Fig. 1, overall structure of the present invention are shunk；
Fig. 2, overall structure of the present invention uphold positive facade structural representation during out to out；
Fig. 3, look schematic diagram for Fig. 1 right side；
Fig. 4, for Fig. 1 left view schematic diagram；
Fig. 5, for Figure 1A-A schematic cross-section；
Fig. 6, for Fig. 2 section B-B schematic diagram；
Fig. 7, for Fig. 2 C-C schematic cross-section；
Fig. 8, the positive elevational schematic view of wall boots for Fig. 1；
Fig. 9, the positive elevational schematic view of wall boots for Fig. 2,
Figure 10, for upper-lower section contract mouth connect enlarged diagram；
Figure 11, coordinate enlarged diagram for main body arcuate groove and displacement case arc track；
Figure 12, for type of attachment schematic diagram multiple between wall-forming device of the present invention；
In figure: 1 spacing case；2 displacement casees；3 wall boots；4 vibratory chamber；5 main bodys；6 point type adapters；7/7 ＇ outer case；8 minor faces；9 bolts；9 ＇ dormant bolts；10 dovetail grooves；11 dovetail raised track；12 contract mouths；13 seal grooves；14 sealing rings；The 15/15 long limit of ＇；16 horizontal arcuate grooves；17 horizontal arc protruding rails；18 leading sections；18 ＇ lengthening sections；19 holes；20 shoulders；21 vibratory chamber；22 drawer boxes；23 inner short-sides；24 outer minor faces；24 ＇ wings；25 slopes；26 steps；27 grooves；28 main body frames；28 ＇ drawer box frames；29 vibrators；30 outlet valves；31 cable tubes；32 airducts；33 water pipes；34 water inlet manifolds；34 ＇ outfall sewers；35 horizontal cyclic pipes；36 apopores；37 water outlets；38 springs；39 " Ω " shape card；The "T"-shaped groove of 10-1；10-2 circular trough；10-3 rhombus groove；10-4 bevel edge groove；10-5 elliptical slot；The "T"-shaped raised track of 11-1；11-2 circle raised track；11-3 rhombus raised track；11-4 bevel edge raised track；11-5 oval convex track.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention will be further described.
For achieving the above object, apparatus of the present invention include spacing case 1, displacement case 2, wall boots 3 and vibratory chamber 4, and displacement case 2 is arranged in spacing case 1, and wall boots 3 are arranged on displacement case 2 and the bottom of spacing case 1, and vibratory chamber 4 is arranged on the sidewall of spacing case 1 and displacement case 2.
As shown in Fig. 1 Fig. 5 Fig. 6, spacing case 1 includes main body 5, point type adapter 6, outer case 7.What described main body 5 was accumbency " recessed " font has uncovered rectangular box, the long 400～1200mm in long limit 15；Minor face 8 internal diameter 200～1000mm, external diameter 300～1100mm；Vertically install two at a certain distance along main body minor face 8 sidewall block-shaped and equivalently-sized to constitute the cuboid of dovetail groove 10 in minor face 8 center placed opposite and be called point type adapter 6, for reduce friction, vertically spacing farther out and vertical extension Hen Duanqi center own be vertically arranged；Point type adapter 6 bolt 9 is connected with main body minor face 8 sidewall or welds, and dovetail groove 10 is for being socketed with the dovetail raised track 11 of adjacent wall-forming device；Wall-forming device after socket and displacement wall-forming device only can be vertically slidable relative to dovetail groove 10 or dovetail raised track 11 and can not separate or move radially.Its length is increased to improve bond strength by point type adapter 6 at upper-lower section contract mouth 12 joint.Contract mouth 12 side is provided with seal groove 13, it is simple to installs sealing ring 14 and prevents seepage.Each horizontal arcuate groove 16 together up and down it is shaped with on every limit, appropriate location, medial wall, main body 5 liang long limit 15.What displacement wall-forming device buried at first is called leading section 18, and leading section 18 length makes≤50 meters, and the uncovered employing wall boots 3 in leading section 18 bottom are closed；General designation lengthening section 18 ＇ vertically docked with leading section 18, upper-lower section docking is except adopting contract mouth 12 docking bolt 9 fixing, and its upper-lower section outer case docking end face is also shaped with the structure vertically connected with bolt 9；Lengthening section 18 its profile of ＇ and structure are with leading section 18；The plurality of specifications of different length and different-thickness it is set to the engineering intensity to supporting construction and waterproof requirement.Outer case 7 is have the certain thickness monoblock type rectangular box consistent with main body long limit 15 axial dimension, vertically one section is arranged at interval of a segment distance along main body 5, it is fixed on main body long limit 15 outer wall with dormant bolt 9, interval is set with point type adapter 6 spacing without direct connection, but need to coincide with pressure wall oil cylinder stroke.Enough holes 19 that outer case 7 is passed through at cross section scope vertically arranged current supply cable pipe, airduct and water pipe.Outer case 7 upper-lower section corresponding edge is provided with shoulder 20, needed for installing oscillating plate 21.
Described displacement case 2 includes drawer box 22, pin-connected panel outer case 7 ＇, the big parts of dovetail raised track 11 3.
Displacement case 2 is identical with spacing case 1 shape, and drawer box 22 long limit 15 ＇ and inner short-side 23 length of side only deposit fit tolerance with the long limit 15 of main body and minor face 8 internal diameter；Drawer box 22 is provided with the elongated horizontal arc protruding rail 17 mutually coincideing corresponding to upper and lower horizontal arcuate groove 16 position, medial wall, main body two long limit 15, drawer box 22 inserts main body 5 inner chamber from main body 5 open-mouth along horizontal arcuate groove 16, and be moved horizontally to along the long limit 15 of main body and to be adjacent to main body minor face 8 inwall, but it is vertical by main body two long limit about 15 twice horizontal arcuate groove 16 limiting displacement, drawer box 22 bottom absolute altitude=main body 5 bottom absolute altitude-wall boots slope 25 height, to prevent drawer box 22 bottom and top, wall boots slope 25 inconsistent.Displacement case 2 is clamp-oned during underground uncovered by wall boots 3 closed bottom end.Drawer box 22 is positioned at the minor face of main body 5 inner chamber and claims inner short-side 23, and the minor face being positioned at main body 5 open-mouth is called outer minor face 24；Outer minor face 24 makes wing 24 ＇ shape, and outer minor face 24 includes equivalent main body minor face 8 length of sides+outer case 7 thickness of the total length of side of wing 24'；Or interruption vertically elongated along outer minor face 24 center of drawer box is provided with dovetail raised track 11, and dovetail raised track 11 is for being inserted in hinged with the dovetail groove 10 of contiguous wall-forming device.Clamp-on ground wall when finally surrounding connection two remaining spacing of wall-forming device change in any case all more than 1 less than 2 wall-forming device axial distances between, so the outer case of drawer box 22 can not be made fixed dimension and change into and being assemblied to form by polylith, it is referred to as pin-connected panel outer case 7 ＇；Pin-connected panel outer case 7 ＇ is fixed on ＇ lateral wall, drawer box two long limit 15 by dormant bolt 9, and vertical extension is with main body outer case 7, thickness=main body outer case 7 thickness+main body long limit 15 thickness；During use, the actual range according to two wall-forming devices in front and back selects the pin-connected panel outer case 7 ＇ composition of different in width more than 1 less than any width in 2 scopes, in addition drawer box 22 have axial displacement fine setting characteristic, so that it may smoothly complete wall-forming device clamp-on ground wall terminal surround place > 1 < 2 wheelbase between mechanical connection.
10 dovetail grooves and 11 dovetail raised track include following shape: the "T"-shaped groove of 10-1,10-2 circular trough, 10-3 rhombus groove, 10-4 bevel edge groove, 10-5 elliptical slot；The "T"-shaped raised track of 11-1,11-2 circle raised track, 11-3 rhombus raised track, 11-4 bevel edge raised track, 11-5 oval convex track.
Described wall boots 3 are seen as triangle precast reinforced concrete structure from positive facade, and upper end becomes certain slope 25；Slope and lower flat intersection are provided with the step 26 protruded to surrounding level；The groove 27 that can lay sealing gasket it is provided with in step 26 plane.Slope, wall boots upper end 25 is inserted in main body 5+ drawer box 22 lower end inner chamber when clamp-oning underground, the step 26 that wall boots protrude undertakes by whole extruding forces of spacing case 1+ displacement case 2 lower surface transmission, wall boots 3 are propped up by soil body counter-force and can not enter spacing case 1+ displacement case 2 inner chamber from step 26 by sealing gasket closing spacing case 1+ displacement case 2 bottom face, muddy water or impurity simultaneously；When promoting spacing case 1+ displacement case 2, due in soil body side frictional resistance and spacing case 1+ displacement case 2 action of gravity such as mixture in wall boots 3 end face, in company with rising, can not being left permanently in underground so as to depart from, wall boots 3 sectional dimension can be equipped with according to selected spacing case 1+ displacement case 2 size.
Described vibratory chamber includes being made up of main body frame 28, oscillating plate 21, vibrator 29, outlet valve 30, cable 31, airduct 32, water pipe 33.In spacing case 1+ displacement case 2 vertically every two sections of outer case (containing pin-connected panel outer case, lower same) between, it is equipped with one piece of oscillating plate 21, upper and lower two ends dormant bolt 9 is fixed on corresponding two section outer case shoulder 20, level is fixed on to both wings dormant bolt 9 ＇ bolt on main body frame 28 or drawer box frame 28 ＇, and so one totally enclosed void volume of composition is referred to as vibratory chamber 4；Main body frame 28 is welded on edge, outer wall vertical both sides, main body long limit 15, and drawer box frame 28 ＇ is active border, it is separately fixed at bolt 9 on main body frame 28 and drawer wing 24 ＇ during use, drawer box frame 28 ＇ planar dimension is bigger than main body frame 28, and laying of oscillating plate 21 can realize level interval fine setting in its planar range.Electric vibrator blocks with " Ω ", source of the gas vibrator flange all adopts bolt 9 to be arranged on oscillating plate 21 inwall.The connection of cable 31, airduct 32 and water pipe 33 all selects in vibratory chamber 4.A vertical water pipe 33 of row, cable tube 31 or airduct 32 is respectively set along scope both sides, spacing case 1+ displacement case 2 outer case 7 cross section；Water pipe 33 is arranged according to electric vibrator 29 and outlet valve 30 quantity required, but often row's water inlet manifold 34, outfall sewer 34 ＇ arrange 1；As adopted source of the gas vibrator 29 then cable tube 31 to be become airduct 32.The water pipe 33 of the vibratory chamber 4 of leading section 18 foot and the vibratory chamber 4 of lengthening section 18 ＇ topmost is all provided with being set to connects with horizontal cyclic pipe 35, cooling water is pressed into water inlet manifold through water pump and flows into lower horizontal circulation pipe 35 from top to down and enter adjacent first water pipe 33, then flowed into upper horizontal cyclic pipe 35 by first water pipe 33 and enter second water pipe 33 and down to lower entrance horizontal cyclic pipe 35, take advantage of a situation hence into the 3rd water pipe 33 and on ..., so final after circulation under water-aspirator pressure effect drain into cooling water tank to outfall sewer 34 ＇, it is pressed into water inlet manifold 34 repetitive cycling through water pump again after being dispelled the heat by cooling water tank.Being provided with outlet valve 30 in oscillating plate 21 medial wall, outlet valve 30 is internal is provided with spring 38, and the apopore 36 of outlet valve 30 water outlet 37 corresponding on oscillating plate 21 communicates；Open outlet valve 30 water and can spray the stiff soil body around infiltration main body so as to intensity reduces, it may also be necessary to Vibration on Start-up device 29, under exciting force, amplitude and infiltration superposition, main body 5 is clamp-oned or extracted difficulty and is readily solved.Cable tube 31, airduct 32 and water pipe 33 are used that on the ＇ lateral wall, main body 5+ drawer box 22 long limit 15/15 that " Ω " shape card 39 is separately fixed in vibratory chamber 21.Cable tube 31 quantity is arranged according to electric vibrator 29 or other demand, and electric vibrator 29 belongs to high thermal element when working, it is necessary to cool down water in a large number, and source of the gas vibrator 29 had not both needed water-cooled also without direct-furnish electric power, belonged to the preferred vibrating device that comparison is safe.The function of vibrator 29 is to produce certain exciting force and amplitude, to reduce main body 5 clamp-on and extract frictional resistance and concrete vibration compacting provides assosting effect.
Apparatus of the present invention using method includes displacement Principles of Regulation and application, wall boots prefabricated, mechanical connection in advance closes three big processing steps.
(1) displacement Principles of Regulation and technique for applying step: only clamp-oned the wall-forming device actual pitch of underground according to front and back two, moves drawer box 22 on ground to appropriate position and starts to assemble；If two wall-forming device actual pitch having clamp-oned underground finely tune distance range at drawer box 22, only drawer box 22 is moved axially respective distance, it is not necessary to add pin-connected panel outer case 7 ＇.So, drawer box 22 and oscillating plate 21 itself have the fine setting characteristic of any displacement, grasp this characteristic, utilize pin-connected panel outer case 7 ＇ of fixed dimension and oscillating plate 21+ drawer box 22 to combine, just can form the displacement wall-forming device adapting to ten million displacement numerical value.
(2) wall boots 3 precasting process step in advance: the axial overall size in bottom that wall boots 3 are according to last displacement wall-forming device produces, and can not accurately grasp this numerical value in advance.But working continuously for maintenance in actually used, it is prefabricated in advance to be accomplished by；Rule of thumb estimation wall boots 3 axial dimension, time prefabricated, step 26 cross section should be unsuitable little greatly, and cross section very much not affects result of use, and increasing the end area clamp-oned can ignore；And cross section, slope 25 should be little unsuitable big, cross section, slope 25 is big be likely to result in pack into main body 5+ drawer box 22 inner chamber difficulty or can not, and the little filling dry concrete in cross section or other charges just can use at once.
(3) it is mechanically connected closing: when displacement wall-forming device drawer box 22 moves axially, drawer box inner short-side 23 moves, and the important function of inner short-side 23 is resistant to the powerful blessing stress of multifunction clips wall device, it is prevented that the vector deformation on the long limit 15 of main body.Not fixing owing to drawer box inner short-side 23 occupies main body 5 cavity position, first the inner chamber size according to main body 5 with drawer box inner short-side 23 segmentation makes two steel reinforcement cages, lays in main body 5 and 22 two inner chambers of drawer box respectively, to strengthen the rigidity of diaphram wall.Displacement wall-forming device is as the mechanical connecting device clamp-oned when ground wall finally surrounds, and wherein needing the one end connected is the closing wall-forming device clamp-oned the earliest, and the other end is the common wall-forming device finally clamp-oned；Need to be grasped correct process sequence: the 1st step, on the same axis, displacement wall-forming device dovetail raised track 11 can only be directed at and close wall-forming device dovetail groove 10 and displacement wall-forming device dovetail groove 10 can only be directed at the dovetail raised track 11 of last adjacent wall-forming device clamp-oned；2nd step, displacement wall-forming device is inserted in two wall-forming device adapters having clamp-oned underground simultaneously and clamp-ons gradually down to desired depth, then, clamp-on ground wall Mechanical joining technique when finally surrounding and be fully completed；3rd step, first build closing wall-forming device concrete the earliest and extract gradually, the 4th step, build common wall-forming device concrete that the other end finally clamp-ons and extract gradually again, the 5th step, finally build displacement wall-forming device concrete and extract gradually.Clamp-on the ground final zero-clearance of wall to be formed by connecting.
Claims (7)
1. an extruding type diaphram wall displacement wall-forming device, including wall boots (3) and vibratory chamber (4), it is characterized in that: also include spacing case (1) and displacement case (2), displacement case (2) is arranged in spacing case (1), wall boots (3) are arranged on displacement case (2) and the bottom of spacing case (1), and vibratory chamber (4) is arranged on the sidewall of spacing case (1) and displacement case (2)；Described wall boots (3) are seen as triangle precast reinforced concrete structure from positive facade, and upper end becomes certain slope to be wall boots slope (25)；Wall boots slope (25) and lower flat intersection are provided with the step (26) protruded to surrounding level.
2. extruding type diaphram wall displacement wall-forming device according to claim 1, it is characterized in that: described spacing case (1) includes main body (5), point type adapter (6) and outer case (7), what described main body (5) was accumbency concave has uncovered rectangular box, long limit (15) long 400～1200mm, minor face (8) internal diameter 200～1000mm, external diameter 300～1100mm；Vertically connect with bolt (9) at a certain distance along main body minor face (8) sidewall or weld the two block-shaped and equivalently-sized cuboids constituting dovetail channel-shaped in minor face (8) center placed opposite, being called point type adapter (6), dovetail groove (10) the vertically central vertical of each point type adapter (6) is arranged；Dovetail groove (10) is for being socketed with the dovetail raised track (11) of adjacent wall-forming device；nullWall-forming device after socket and displacement wall-forming device only can be vertically slidable relative to dovetail groove (10) or dovetail raised track (11) and can not separate or move radially，Main body (5) can dock the multiple upper-lower sections of composition continuously，Its length is increased to improve bond strength by point type adapter (6) at upper-lower section contract mouth (12) joint，Contract mouth (12) side is provided with seal groove (13)，It is easily installed sealing ring (14) and prevents seepage，Upper and lower horizontal arcuate groove (16) it is shaped with each together on every limit, main body (5) two long limit (15) appropriate location, medial wall，What displacement wall-forming device buried at first is called leading section (18)，Leading section (18) length makes≤50 meters，Leading section (18) bottom uncovered employing wall boots (3) is closed，The general designation lengthening section (18 ＇) vertically docked with leading section (18)，Upper-lower section docking is except adopting contract mouth (12) docking bolt (9) fixing,Its upper and lower Butt Section outer case (7) end face is additionally provided with the structure vertically connected with bolt (9)，Lengthening section (18 ＇) its profile and structure are with leading section (18)，Outer case (7) is for there to be the certain thickness monoblock type rectangular box consistent with the long limit of main body (15) axial dimension,Vertically one section is arranged at interval of a segment distance along main body (5)，It is fixed on the long limit of main body (15) outer wall with dormant bolt (9 ＇)，Interval is set with point type adapter (6) spacing without direct connection，But need to coincide with pressure wall oil cylinder stroke，Outer case (7) is in cross section scope vertically arranged current supply cable pipe (31)、Airduct (32)、Enough holes (19) that water pipe (33) passes through，Outer case (7) upper-lower section corresponding edge is provided with shoulder (20)，Shoulder (20) installs oscillating plate (21).
3. extruding type diaphram wall displacement wall-forming device according to claim 1, it is characterized in that: described displacement case (2) includes drawer box (22), pin-connected panel outer case (7 ＇), dovetail raised track (11), displacement case (2) is identical with spacing case (1) shape, only deposits fit tolerance between drawer box (22) long limit (15 ＇) and inner short-side (23) length of side and the long limit of main body (15) and minor face (8) internal diameter；Drawer box (22) is provided with the elongated horizontal arc protruding rail (17) mutually coincideing corresponding to upper and lower horizontal arcuate groove (16) position, the long limit of main body two (15) medial wall, drawer box (22) inserts main body (5) inner chamber from main body (5) open-mouth along horizontal arcuate groove (16), and move horizontally along the long limit of main body (15) and to be adjacent to main body minor face (8) inwall, it is vertically by the long limit of main body two (15) twice horizontal arcuate groove (16) limiting displacement up and down, drawer box (22) bottom absolute altitude=main body (5) bottom absolute altitude-wall boots slope (25) is highly, displacement case (2) is clamp-oned during underground uncovered by wall boots (3) closed bottom end, drawer box (22) is positioned at the minor face of main body 5 inner chamber and claims inner short-side (23), the minor face being positioned at main body (5) open-mouth is called outer minor face (24)；The both sides of outer minor face (24) are shaped with wing (24 ＇), and the total length of side of the outer minor face (24) with wing (24 ＇) is equal to the length of side+pin-connected panel outer case (7 ＇) thickness of inner short-side (23)；Or interruption vertically elongated along outer minor face (23) center of drawer box is provided with dovetail raised track (11), dovetail raised track (11) is for being inserted in hinged with the dovetail groove (10) of contiguous wall-forming device, clamp-on ground wall when finally surrounding connection two remaining spacing of wall-forming device change in any case all more than 1 less than 2 wall-forming device axial distances between, so the outer case of drawer box (22) can not be made fixed dimension and change into and being assemblied to form by polylith, it is referred to as pin-connected panel outer case (7 ＇)；Pin-connected panel outer case (7 ＇) is fixed on the long limit of drawer box two (15 ＇) lateral wall by dormant bolt (9 ＇), vertical extension is with main body outer case (7), thickness=main body outer case (7) thickness+main body long limit (15) thickness；During use, the actual range according to two wall-forming devices in front and back selects pin-connected panel outer case (7 ＇) composition of different in width more than 1 less than any width in 2 scopes, in addition drawer box (22) have axial displacement fine setting characteristic, can smoothly complete wall-forming device clamp-on ground wall terminal surround place more than 1 less than the mechanical connection between 2 wall-forming device wheelbases.
4. extruding type diaphram wall displacement wall-forming device according to claim 1, it is characterised in that: described wall boots (3) are seen as triangle precast reinforced concrete structure from positive facade, and upper end becomes certain slope (25)；Slope (25) and lower flat intersection are provided with the step (26) protruded to surrounding level；The groove (27) that can lay sealing gasket it is provided with in step (26) plane, wall boots (3) slope, upper end (25) is inserted in main body (5)+drawer box (22) lower end inner chamber when clamp-oning underground, the step (26) that wall boots level is protruded undertakes by whole extruding forces of spacing case (1)+displacement case (2) lower surface transmission, wall boots (3) are propped up by soil body counter-force and close spacing case (1)+displacement case (2) bottom face by sealing gasket simultaneously, muddy water or impurity can not enter spacing case (1)+displacement case (2) inner chamber from step (26)；When promoting spacing case (1)+displacement case (2), owing to soil body side frictional resistance and spacing case (1)+interior mixture action of compressive stress of displacement case (2) are at wall boots (3) end face, can not in company with rising so as to depart from, being left permanently in underground, wall boots (3) sectional dimension can be equipped with according to selected spacing case (1)+displacement case (2) size.
null5. extruding type diaphram wall displacement wall-forming device according to claim 1，It is characterized in that: described vibratory chamber (4) includes main body frame (28)、Oscillating plate (21)、Vibrator (29)、Outlet valve (30)、Cable (31)、Airduct (32) and water pipe (33) are constituted，At spacing case (1)+displacement case (2) vertically between every two sections of outer case，It is equipped with one piece of oscillating plate (21)，Here outer case includes outer case (7) and pin-connected panel outer case (7 ＇)，Upper and lower two ends dormant bolt (9 ＇) is fixed on corresponding two section outer case shoulder (20)，Level is fixed on main body frame (28) and drawer box frame (28 ＇) to both wings dormant bolt (9 ＇)，So one totally enclosed void volume of composition is referred to as vibratory chamber (4)；nullMain body frame (28) is welded on edge, the long limit of main body (15) outer wall vertical both sides，And drawer box frame (28 ＇) is active border，It is separately fixed on main body frame (28) and the outer minor face wing (24 ＇) of drawer with dormant bolt (9 ＇) during use，Drawer box frame (28 ＇) planar dimension is bigger than main body frame (28)，Laying of oscillating plate (21) can realize level interval fine setting in its planar range，Electric vibrator " Ω " card、Source of the gas vibrator all adopts bolt (9) to be arranged on oscillating plate (21) inwall by flange，Cable (31)、The connection of airduct (32) and water pipe (33) all selects in vibratory chamber (4)，Outer case (7) cross section scope long side direction along spacing case (1)+displacement case (2) respectively sets a row for vertical water pipe (33)、Cable tube (31) or the special hole (19) of airduct (32)；Water pipe (33) is arranged according to electric vibrator (29) and outlet valve (30) quantity required, but often arrange water inlet manifold (34), outfall sewer (34 ＇) arranges 1；nullAs adopted source of the gas vibrator (29) then cable tube (31) to be become airduct (32)，The water pipe (33) of the vibratory chamber (4) of leading section (18) foot and the vibratory chamber (4) of lengthening section (18 ＇) topmost is all provided with being set to connects with horizontal cyclic pipe (35)，Cooling water is pressed into water inlet manifold through water pump and flows into lower horizontal circulation pipe (35) from top to down and enter adjacent first water pipe (33)，Then by horizontal cyclic pipe (35) second water pipe (33) of entrance in the inflow of first water pipe (33) down to lower entrance horizontal cyclic pipe (35)，Take advantage of a situation hence into the 3rd water pipe (33) and on ...，So circulation is final drains into cooling water tank to outfall sewer (34 ＇)，It is pressed into water inlet manifold (34) repetitive cycling through water pump again after being dispelled the heat by cooling water tank，In oscillating plate (21) medial wall, outlet valve (30) is installed，The apopore (36) of outlet valve (30) communicates to the upper corresponding water outlet (37) of oscillating plate (21)；Open outlet valve (30) water and can spray the stiff soil body around infiltration main body so as to intensity reduces, all right Vibration on Start-up device (29) if desired, under exciting force, amplitude and infiltration superposition, main body (5) is clamp-oned or is extracted difficulty and is readily solved, and cable tube (31), airduct (32) and water pipe (33) are used that on main body (5)+drawer box (22) long limit (15/15 ＇) lateral wall that " Ω " shape card (39) is separately fixed in vibratory chamber (21).
6. extruding type diaphram wall displacement wall-forming device according to claim 5, it is characterized in that: during electric vibrator (29) work, belong to high thermal element, need to cool down in a large number water, and source of the gas vibrator (29) had not both needed water-cooled also without direct-furnish electric power, belong to the preferred vibrating device that comparison is safe, the function of vibrator (29) is to produce certain exciting force and amplitude, to reduce main body (5) clamp-on and extract frictional resistance and concrete vibration compacting provides assosting effect.
7. the extruding type diaphram wall displacement adopting device described in claim 1 becomes wall method, it is characterised in that: include displacement Principles of Regulation and application, wall boots prefabricated, mechanical connection in advance closes three processing steps:
(1) displacement Principles of Regulation and technique for applying step: only clamp-oned the wall-forming device actual pitch of underground according to front and back two, starts to assemble to appropriate position by mobile for drawer box (22) on ground；If two wall-forming device actual pitch having clamp-oned underground finely tune distance range at drawer box (22), only drawer box (22) is moved axially respective distance, pin-connected panel outer case (7 ＇) need not be added, so, drawer box (22) and oscillating plate (21) itself have the fine setting characteristic of any displacement, grasp this characteristic, utilize pin-connected panel outer case (7 ＇) and oscillating plate (21)+drawer box (22) combination of fixed dimension, just can form the displacement wall-forming device adapting to ten million displacement numerical value；
(2) wall boots (3) shift to an earlier date precasting process step: the axial overall size in bottom that wall boots (3) are according to last displacement wall-forming device produces, can not accurately grasp this numerical value in advance, but actually used in work continuously for maintenance be accomplished by prefabricated in advance；Rule of thumb estimation wall boots (3) axial dimension, time prefabricated, step (26) cross section should be unsuitable little greatly, and cross section very much not affects result of use, and increasing the end area clamp-oned can ignore；And slope (25) cross section should be little unsuitable big, slope (25) cross section is big be likely to result in pack into main body (5)+drawer box (22) inner chamber difficulty or can not, and the little filling dry concrete in cross section or other charges just can use at once；
(3) it is mechanically connected closing: when displacement wall-forming device drawer box (22) moves axially, drawer box inner short-side (23) moves, do not fix owing to drawer box inner short-side (23) occupies main body (5) cavity position, what first have to solution is that the inner chamber size split according to main body (5) and drawer box inner short-side (23) makes two steel reinforcement cages, lay in main body (5) and (22) two inner chambers of drawer box respectively, to strengthen the rigidity counting ground wall, displacement wall-forming device is as the mechanical connecting device clamp-oned when ground wall finally surrounds, wherein needing the one end connected is the closing wall-forming device clamp-oned the earliest, the other end is the common wall-forming device finally clamp-oned；Need to be grasped correct process sequence: the 1st step, on the same axis, displacement wall-forming device dovetail raised track (11) can only be directed at closing wall-forming device dovetail groove (10) and displacement wall-forming device dovetail groove (10) can only be directed at the dovetail raised track (11) of last adjacent wall-forming device clamp-oned；2nd step, displacement wall-forming device is inserted in two wall-forming device adapters having clamp-oned underground simultaneously and clamp-ons gradually down to desired depth, then, clamp-on the ground Mechanical joining technique that finally surrounds of wall and be fully completed；3rd step, first build closing wall-forming device concrete the earliest and extract gradually, 4th step, build the common wall-forming device concrete finally clamp-oned of the other end again and extract gradually, 5th step, finally build displacement wall-forming device concrete and extract gradually, clamp-on the ground final zero-clearance of wall and be formed by connecting.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510437161.1A CN105002885B (en) | 2015-07-23 | 2015-07-23 | Extruding type diaphram wall displacement wall-forming device and using method |
| PCT/CN2015/088116 WO2017012170A1 (en) | 2015-07-23 | 2015-08-26 | Variable-pitch wall forming device for press-fit type underground diaphragm wall and usage method thereof |
| US15/747,142 US20180216307A1 (en) | 2015-07-23 | 2015-08-26 | Variable-pitch wall forming device for press-fit type underground diaphragm wall and usage method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510437161.1A CN105002885B (en) | 2015-07-23 | 2015-07-23 | Extruding type diaphram wall displacement wall-forming device and using method |
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| Publication Number | Publication Date |
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| CN105002885A CN105002885A (en) | 2015-10-28 |
| CN105002885B true CN105002885B (en) | 2016-07-20 |
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| CN201510437161.1A Active CN105002885B (en) | 2015-07-23 | 2015-07-23 | Extruding type diaphram wall displacement wall-forming device and using method |
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| Country | Link |
|---|---|
| US (1) | US20180216307A1 (en) |
| CN (1) | CN105002885B (en) |
| WO (1) | WO2017012170A1 (en) |
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| CN115450200B (en) * | 2022-10-21 | 2024-06-25 | 中交二航局第四工程有限公司 | Ultra-deep underground wall box type socket joint section installation tool and construction method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR632229A (en) * | 1926-07-13 | 1928-01-05 | Hollow metal sheet pile for the construction of low walls, concrete screens, etc. | |
| CN201526047U (en) * | 2009-11-14 | 2010-07-14 | 欧阳甘霖 | Static pressure automatic constructing device for underground continuous wall |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2206802Y (en) * | 1994-02-26 | 1995-09-06 | 孔清华 | Wall making device of dry work underground continuous wall |
| JP3760365B2 (en) * | 2000-04-24 | 2006-03-29 | 調和工業株式会社 | Core material erection device |
| CN1198020C (en) * | 2001-06-20 | 2005-04-20 | 谢庆道 | Continuous underground wall constructing method with linked tubular pile and its special linked tubular pile hole former |
| JP2004162528A (en) * | 2004-03-15 | 2004-06-10 | Fumio Hoshi | Continuous lap drilling method by auger drilling machine, and auger drilling machine |
| CN101718093B (en) * | 2009-11-14 | 2011-01-26 | 青岛理工大学 | Static pressure type forming device and method for soil-cement underground curtain for cutting off water |
| CN101718099B (en) * | 2009-11-14 | 2011-08-31 | 欧阳甘霖 | Automatic wall-forming device and method of static pressure continuous concrete wall |
| CN202359574U (en) * | 2011-12-01 | 2012-08-01 | 杭州岩土工程有限公司 | Double-sided steel formwork for underground continuous wall construction |
-
2015
- 2015-07-23 CN CN201510437161.1A patent/CN105002885B/en active Active
- 2015-08-26 US US15/747,142 patent/US20180216307A1/en not_active Abandoned
- 2015-08-26 WO PCT/CN2015/088116 patent/WO2017012170A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR632229A (en) * | 1926-07-13 | 1928-01-05 | Hollow metal sheet pile for the construction of low walls, concrete screens, etc. | |
| CN201526047U (en) * | 2009-11-14 | 2010-07-14 | 欧阳甘霖 | Static pressure automatic constructing device for underground continuous wall |
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| Publication number | Publication date |
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| WO2017012170A1 (en) | 2017-01-26 |
| US20180216307A1 (en) | 2018-08-02 |
| CN105002885A (en) | 2015-10-28 |
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