CN110093924A - A kind of CFG pile composite foundation constructing device and its construction method - Google Patents
A kind of CFG pile composite foundation constructing device and its construction method Download PDFInfo
- Publication number
- CN110093924A CN110093924A CN201910350683.6A CN201910350683A CN110093924A CN 110093924 A CN110093924 A CN 110093924A CN 201910350683 A CN201910350683 A CN 201910350683A CN 110093924 A CN110093924 A CN 110093924A
- Authority
- CN
- China
- Prior art keywords
- rod
- bottom plate
- pile
- drilling
- bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D9/00—Removing sheet piles bulkheads, piles, mould-pipes or other moulds or parts thereof
Abstract
The present invention relates to a kind of CFG pile composite foundation constructing devices, including bottom plate, cutting assembly is provided on bottom plate, universal wheel is provided under bottom plate and positioned at the quadrangle of bottom plate, it wears on bottom plate and positioned at the quadrangle of bottom plate and slidably connects the body of rod, the body of rod is vertical with bottom plate, universal wheel is rotatablely connected the end to the body of rod far from bottom plate, it is provided on bottom plate for the body of rod to be fixed to any position on bottom plate, to adjust the fixing piece of the height of each universal wheel, bottom plate is provided with air-bubble level on the face of universal wheel, by driving the body of rod in moving on bottom plate, so that the body of rod drives universal wheel to adjust its height, so that bottom plate on ground be in horizontality, so that keeping horizontality when cutting assembly cuts pile crown, reduce the workload that operator carries out manual amendment to pile crown, to save manpower, and it improves Cutting effect when to pile crown cutting.
Description
Technical field
The present invention relates to building lot technical field of construction, more particularly, to a kind of CFG pile composite foundation constructing device and
Its construction method.
Background technique
CFG mean cement fly ash gravel pile, are mixed and stirred by rubble, aggregate chips, sand, flyash mixed cement plus water, use is various
With the variable intensity stake of some strength made of forming machinery.CFG are a kind of Low Intensity Concrete Piles, can make full use of stake
Between native bearing capacity collective effect, and load can be transmitted into deep foundation base, there is preferable technical performance and economic effect.
Cement fly ash gravel pile (CFG) method, which is suitable for processing cohesive soil, silt, sandy soil and stake end, has opposite hard stratum, carrying
The grounds such as muck soil, non-deficient consolidation artificial earth fill of the power standard value not less than 70KPa.
Authorization Notice No. is that the Chinese patent of CN203960868U discloses a kind of CFG pile head cutting equipment, including cuts
Cutter wheel, it is characterized in that: the scribing wheel, by small fuel oil driven by engine, small fuel oil generator is arranged on vehicle frame,
The rear end of vehicle frame is socketed in support, can move under support, and positioning and locking handle is arranged in the rear end of vehicle frame, also sets on vehicle frame
It is equipped with cooling system, four wheels are installed in the lower part of support, and the handle of band is arranged behind the top of support, operation is arranged on handle
Button.But disadvantage is that on ground between stake there are the impurity such as more soil block rubble to lead to ground out-of-flatness, by vehicle
Frame will lead to vehicle frame and drive scribing wheel can not be in horizontality, so that causing when cutting to pile crown in moving on ground
The height of each position in section is different after pile crown is cut, and needs to carry out the section after cutting by the way of artificial artificial
Finishing, waste a large amount of manpower, and reduce the cutting effect to pile crown.
Summary of the invention
The object of the present invention is to provide it is a kind of pile crown is cut in the horizontal direction and can improve to the cutting effect of pile crown with
Labor-saving CFG pile composite foundation constructing device.
Foregoing invention purpose of the invention has the technical scheme that
A kind of CFG pile composite foundation constructing device, including bottom plate, are provided with cutting assembly on the bottom plate, under the bottom plate and
The quadrangle of bottom plate is provided with universal wheel, on the bottom plate and is located at the quadrangle of bottom plate and wears and slidably connect the body of rod, institute
State that the body of rod is vertical with bottom plate, the universal wheel is rotatablely connected the end to the body of rod far from bottom plate, is provided with and is used on the bottom plate
The body of rod is fixed to any position on bottom plate, the fixing piece of height to adjust each universal wheel, the bottom plate deviates from universal wheel
Face on be provided with air-bubble level.
By using above-mentioned technical proposal, when needing to cut pile crown, by driving the body of rod in moving on bottom plate, so that
The body of rod drive universal wheel adjust its height so that bottom plate on ground be in horizontality, so that cutting assembly be driven to be in water
Level state, so that horizontality is kept when cutting assembly cuts pile crown, to prevent from leading to pile crown after cutting pile crown
Section on each position height it is different, reduce the workload that operator modifies pile crown, to save people
Power, and improve cutting effect when cutting to pile crown；And by adjusting the height of each position body of rod, so that the body of rod can
It drives entire bottom plate to go up and down, so that cutting assembly can cut pile crown along different height, improves Composite foundation construction dress
The using effect set.
The present invention is further arranged to: the fixing piece includes perpendicular to bottom plate and being located at consolidating for each body of rod position
Fixed board, the fixed plate are located at bottom plate on the face of universal wheel, wear and slidably connect in the fixed plate and support with the body of rod
The abutting bar connect, the abutting end vertical of the bar far from the body of rod are provided with connecting plate, the connecting plate and fixation in abutting bar
Spring is provided between plate, one end of the spring is connected on connecting plate, and the other end is connected in fixed plate, the spring pocket
On abutting bar.
By using above-mentioned technical proposal, the elastic force that abutting bar can resist spring is pushed against to the body of rod, so that the body of rod
It is fixed on bottom plate, prevents the body of rod from driving universal wheel mobile, when needing to adjust the position of the body of rod, by pulling abutting bar to support
The elastic force of anti-spring abuts the mobile fixation and adjusting that can be completed to the body of rod of bar far from the body of rod, by pulling, and facilitates letter
It is single, and fixed effect is preferable.
The present invention is further arranged to: the abutting bar is provided with close to the end of the body of rod to be supported with what the outer wall of the body of rod cooperated
Fishplate bar.
By using above-mentioned technical proposal, the setting for abutting plate increases contact area between the body of rod, increase to
Frictional force between extension bar and the body of rod drives abutting plate to the fixed effect of the body of rod to further improve and abut bar.
The present invention is further arranged to: the length direction on the body of rod along the body of rod opens up fluted, edge in the groove
The length direction of groove is provided with rack gear, and clamping is provided on the abutting plate to the abutting between teeth portion adjacent on rack gear
Block.
By using above-mentioned technical proposal, when abutting bar drives abutting block to be clamped between teeth portion adjacent on rack gear,
Teeth portion on rack gear can play further barrier effect to bar is abutted, and prevent the body of rod along the vertical direction in moving on bottom plate, from
And it further improves and abuts bar to the fixed effect of the body of rod.
The present invention is further arranged to: being provided with fixed block on the abutting bar, is offered in the fixed plate for supplying
The opening that fixed block passes through, the fixed plate offer on the face of the body of rod for being clamped for fixed block, to drive abutting bar
Fixing groove far from the body of rod, the fixing groove is located in fixed plate to be arranged adjacent to the position where opening.
By using above-mentioned technical proposal, bar will be abutted, fixed block is driven to pass through opening, the elastic force for resisting spring at this time turns
It is dynamic to abut bar, drive fixed block to be clamped to fixing groove so that abutting bar, so that abutting bar is fixed to the state for being detached from the body of rod,
The position of the body of rod is adjusted in the state of not pulling and abutting bar to convenient.
The present invention is further arranged to: the cutting assembly includes the shell of whole semicircular in shape setting, in the shell
It is rotatably connected to cutter, the half of the cutter is located at outside shell, is provided on the shell for driving cutter in shell
The first motor of rotation on the bottom plate and is located at the two sides of bottom plate and is provided with sliding slot, is provided with and is slidably connected on the shell
Sliding block in two side chutes is provided with for driving sliding block in the actuator moved in sliding slot in the sliding slot.
By using above-mentioned technical proposal, after bottom plate is fixed to horizontality, by actuator band movable slider in cunning
It is moved in slot, so that sliding block drives the intracorporal cutter of shell to cut pile crown, at this time without mobile entire bottom plate, so that cutter can
Pile crown is cut along horizontality, cutting effect when improving to pile crown cutting, when reducing artificial subsequent finishing
Workload, to save manpower.
The present invention is further arranged to: the actuator includes the spiral shell that length direction along the chute is rotationally connected in sliding slot
Line lead screw, the sliding block are threadedly connected in the thread lead screw, are fixedly installed on the bottom plate and positioned at one end of sliding slot
The second motor for driving thread lead screw to rotate.
By using above-mentioned technical proposal, thread lead screw rotation is driven by the second motor, because sliding block is threadedly connected to spiral shell
On line lead screw, so that sliding block will not be rotated with the rotation of thread lead screw, so that sliding block drives shell to move towards pile crown
It is dynamic, the cutting to pile crown is completed, is rotated using the setting of thread lead screw by driving motor forward and reverse, shell can be driven
It completes to move back and forth, moving process is more steady.
The present invention is further arranged to: S1: original place surface treatment, is removed earth's surface and is ploughed and plants soil, removing obstacles object, smooth location,
Mark underground structures and pipeline within the scope of disposal field；
S2: surveying setting-out, technical staff release every CFG specific location according to design drawing, and perform label；
S3: drilling machine is in place, CFG drilling long screw augers, and drilling machine applies the vertical mark post of drilling machine tower body all around afterwards in place
Inspection tower body and guide rod correct position, make the central point of drilling machine perpendicular alignmnet stake position, and drilling control is used hangs plumb bob on drilling cramp
Method measure the verticality of drilling, can also be used the verticality of the included verticality adjuster control drilling rod of drilling machine；
S4: drilling and forming hole, before drilling starts, when closing drill bit valve moves down drilling rod to bit contact to ground, starting electricity
Machine drill enters, when drilling should it is first slow after it is fast, until going to designed elevation, record drilling depth；
S5: tube drawing is perfused in mixture, and mixture is using concentrating mixing station to concentrate feed, and mixer truck is transported to scene, and mixture is adopted
Pumped with ground pump, pumping should be carried out continuously, must not termination of pumping wait expecting, when drilling rod core pipe is full of tube drawing is started after mixture, promote speed
Degree control is 2-3 meters per minute, and by the way of continuous tube drawing continuous feeding, pile crown is higher by ground and is no less than 0.5 meter；
S6: removing inter-pile soil, and CFG pile driving construction is finished after mixture reaches intensity, cleared using excavator to inter-pile soil,
Prevent excavator from damaging when clearing to stake top absolute altitude pile body below；
S7: pile crown is cut using CFG pile composite foundation constructing device；
S8: polishing pile crown, using drill rod and hand hammer by stake top from four circumferentially intermediate equatings；
S9: pile measurement, the static load test of composite foundation plate, low strain dynamic pile integrity detection；
S10: pile cover construction, CFG stake top sets C35 or C30 armored concrete pile cover, after framework of steel reinforcement is by the long concentrated processing of reinforcing bar
It is transported to scene, is poured using typified form, carries out covering curing using geotextiles after pouring；
S11: inter-pile soil backfill, backfill are filled in two times, and every layer is tamped using small-sized frog hammer, and thickness is not low after compacting
In 10 centimetres, it is not higher than 20 centimetres；
S12: mattress layer construction.
By using above-mentioned technical proposal, in step S7, pile crown is cut using CFG pile composite foundation constructing device
Cut so that cutter can cut pile crown along horizontality, reduce pile crown after dicing on section each position height
Difference to reach labor-saving effect, and improves to reduce workload when manual amendment in subsequent step S8
Cutting effect when to pile crown cutting.
The present invention is further arranged to: carrying out cutting side to pile crown using CFG pile composite foundation constructing device in step S7
Method are as follows:
S701: it pulls abutting bar to abut opening of the bar drive fixed block in fixed plate, resists the elastic force of spring at this time
It rotates and abuts bar, drive fixed block to be clamped to fixing groove so that abutting bar, be fixed to and body of rod disengaging so that abutting bar
State；
S702: being adjusted the position of the body of rod of quadrangle on bottom plate by observing air-bubble level, so that entire bottom plate drives
Cutter is in horizontality, when adjusting to horizontality, by the fixed block abutted on bar in removing in fixing groove, so that abutting
The elastic force that bar resists spring is abutted to the body of rod；
S703: abutting bar and can drive and abut block and be clamped between teeth portion adjacent on rack gear, so that the body of rod is fixed on bottom
On plate, prevent the body of rod from driving universal wheel in sliding on bottom plate, so that cutter is fixed to horizontality；
S704: when needing to cut pile crown, opening first motor and the second motor, first motor can drive cutter to rotate, the
Two motors can drive thread lead screw to rotate, so that sliding block is in thread lead screw in moving, so that sliding block drives shell towards stake
Head is mobile, so that the intracorporal cutter of shell completes the cutting to pile crown.
By using above-mentioned technical proposal, in step S701, fixed block is clamped to fixing groove, operator is facilitated to exist
It does not pull and the position of the body of rod is adjusted in the state of abutting bar, in step S702, carried out by the position to each body of rod
Adjustment so that cutter is located at horizontality, in step S703, is supported so that the body of rod drives entire bottom plate to keep horizontality
The elastic force that extension bar resists spring is abutted to the body of rod, so that the body of rod is fixed on bottom plate, so that entire bottom plate is rest on the ground
It is fixed to horizontality, in step S704, thread lead screw rotation is driven by the second motor, so that sliding block in sliding slot in moving
It is dynamic so that shell drives cutter to cut pile crown so that pile crown cut it is more smooth, when improving to pile crown cutting
Cutting effect, reduce the workload of subsequent installation personnel's manual trim, to save manpower.
In conclusion advantageous effects of the invention are as follows:
1. by the body of rod in being slided on bottom plate, when bottom plate is located at the more ground of out-of-flatness, by the way that body of rod drive universal wheel is supported
It is connected on ground, and entire bottom plate is made to be in horizontality, so that bottom plate drives cutter be in horizontality, pass through the at this time
Two motors drive thread lead screw rotation, so that sliding block is in sliding slot in moving, so that sliding block drives shell mobile towards pile crown,
So that cutter keeps horizontality to cut pile crown, so that pile crown is cut more smooth, reduce subsequent people
The workload of member's finishing to save manpower, and improves cutting effect when cutting to pile crown；
It drives 2. abutting bar and can resist the elastic force of spring and abuts block and abut between teeth portion adjacent on rack gear, so that the body of rod
It is fixed on bottom plate, prevents the body of rod from driving universal wheel mobile, abut the mobile fixation that can be completed to the body of rod of bar by pulling,
Convenient and simple and fixed effect is preferable.
Detailed description of the invention
Fig. 1 is whole structural schematic diagram of the invention；
Fig. 2 is of the invention for showing the configuration schematic diagram of sliding block and thread lead screw；
Fig. 3 is of the invention for showing the structural schematic diagram for abutting bar and abutting block；
Fig. 4 is of the invention for showing the structural schematic diagram of opening and fixing groove；
Fig. 5 is of the invention for showing the structural schematic diagram of groove and rack gear.
In figure, 1, bottom plate；11, universal wheel；12, the body of rod；121, groove；122, rack gear；13, air-bubble level；14, fixed
Plate；141, bar is abutted；142, spring；143, plate is abutted；144, block is abutted；145, fixed block；146, it is open；147, fixing groove；
148, connecting plate；15, shell；151, cutter；152, first motor；153, sliding block；16, sliding slot；161, thread lead screw；162,
Two motors.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
It referring to Fig.1, is a kind of CFG pile composite foundation constructing device disclosed by the invention, including bottom plate 1, under bottom plate 1 and position
The quadrangle of bottom plate 1 is provided with universal wheel 11, cutting assembly is provided on bottom plate 1, cutting assembly includes that whole semicircular in shape is set
The shell 15 set is rotatably connected to cutter 151 in shell 15, and the half of cutter 151 is located at outside shell 15, is provided on shell 15
For driving cutter 151 in the first motor 152 rotated in shell 15.
As shown in Figure 1, in order to which 1 four jiaos of bottom plate of position is adjusted, so that bottom plate 1 can on the ground of out-of-flatness
Horizontality is kept, wears and slidably connect the body of rod 12 on bottom plate 1 and positioned at the quadrangle of bottom plate 1, the body of rod 12 and bottom plate 1 hang down
Directly, universal wheel 11 is rotatablely connected the end to the body of rod 12 far from bottom plate 1.
As shown in Figure 1, in order to see whether to adjust bottom plate 1 to horizontality, on face of the bottom plate 1 away from universal wheel 11
It is provided with air-bubble level 13.
In conjunction with Fig. 1 and Fig. 3, in order to which after sliding on bottom plate 1, the body of rod 12 is fixed to the state after adjusting in the body of rod 12,
Position on bottom plate 1 perpendicular to bottom plate 1 and where being located at each body of rod 12 is provided with fixed plate 14, and fixed plate 14 is located at bottom
Plate 1 wears and slidably connects the abutting bar 141 abutted with the body of rod 12 on the face of universal wheel 11 in fixed plate 14, abut
End vertical of the bar 141 far from the body of rod 12 is provided with connecting plate 148 in abutting bar 141, sets between connecting plate 148 and fixed plate 14
It is equipped with spring 142, one end of spring 142 is connected on connecting plate 148, and the other end is connected in fixed plate 14, and spring 142 is arranged
In on abutting bar 141.
When needing to adjust the position of the body of rod 12, spring is resisted into the direction that abutting bar 141 is directed away from the body of rod 12 first
142 elastic force pulls, and drives the body of rod 12 to move on bottom plate 1 at this time, the position of the universal wheel 11 on the body of rod 12 is adjusted,
It after adjusting, unclamps and abuts bar 141, so that the elastic force for abutting the resistance spring 142 of bar 141 is abutted to the body of rod 12, so that bar
Body 12 is abutted to bottom plate 1, so that the body of rod 12 is fixed on bottom plate 1, prevents the body of rod 12 from driving universal wheel 11 mobile.
In conjunction with Fig. 1 and Fig. 3, in order to increase the frictional force between the end and the body of rod 12 that abut bar 141, to further mention
Height abuts bar 141 to the fixed effect of the body of rod 12, is abutting bar 141 close to the end of the body of rod 12 and be provided with the outer wall with the body of rod 12
The abutting plate 143 of cooperation.
In conjunction with Fig. 3 and Fig. 5, in order to further increase the fixed effect that the body of rod 12 is fixed on bottom plate 1,12 band of the body of rod is prevented
Dynamic universal wheel 11 is moved on bottom plate 1, and the length direction on the body of rod 12 along the body of rod 12 opens up fluted 121, edge in groove 121
The length direction of groove 121 is provided with rack gear 122, abuts and is provided with clamping on plate 143 between teeth portion adjacent on rack gear 122
Abutting block 144；The elastic force for abutting the resistance spring 142 of bar 141, which can drive, abuts the clamping of block 144 to tooth adjacent on rack gear 122
Between portion, block 144 is abutted to the fixed effect of the body of rod 12 to further improve.
In conjunction with Fig. 3 and Fig. 4, in order to which the relationship that the abutting block 144 of 141 end of bar is fixed to disengaging rack gear 122 will be abutted,
It abuts and is provided with fixed block 145 on bar 141, the opening 146 for passing through for fixed block 145 is offered in fixed plate 14, it is fixed
Plate 14 offers fixing groove 147 on the face of the body of rod 12, and fixing groove 147 is located in fixed plate 14 adjacent to where opening 146
Position setting.
When needs, which will abut bar 141, is fixed to the state being detached from the body of rod 12, bar 141 will be abutted first in fixed plate 14
Upper movement drives fixed block 145 to pass through opening 146 so that abutting bar 141, and the elastic force rotation for resisting spring 142 at this time abuts bar
141, it is driven in the clamping to fixing groove 147 of fixed block 145 so that abutting bar 141, so that abutting bar 141 is fixed to the disengaging body of rod
12 state, it is convenient that the position of the body of rod 12 is adjusted.
Combined with Figure 1 and Figure 2, in order to when bottom plate 1 is fixed to horizontality, drive shell 15 mobile towards pile crown, make
It obtains cutter 151 to cut pile crown, is provided with sliding slot 16 on bottom plate 1 and positioned at the two sides of bottom plate 1, is provided on shell 15
The sliding block 153 being slidably connected in two side chutes 16；In the present embodiment, in order to prevent sliding block 153 along the vertical direction with sliding slot
It is detached between 16, sets "T"-shaped for the cross section of sliding slot 16, sliding block 153 and " T " shaped sliding slot 16 are equipped with.
Combined with Figure 1 and Figure 2, in order to drive sliding block 153 to move in sliding slot 16, the 16 length side along the chute in sliding slot 16
To thread lead screw 161 is rotatably connected to, sliding block 153 is threadedly connected in thread lead screw 161, on bottom plate 1 and is located at sliding slot 16
One end is fixedly installed the second motor 162 for driving thread lead screw 161 to rotate.
When bottom plate 1 is adjusted to horizontality, thread lead screw 161 is driven to rotate by the second motor 162, because of sliding block
153 slide in sliding slot 16, so that sliding block 153 will not be rotated with the rotation of thread lead screw 161, so that sliding block 153
It is moved in thread lead screw 161, sliding block 153 can drive shell 15 mobile towards pile crown, so that the cutter 151 in shell 15 is along water
Square to cutting to pile crown is completed, so that cutting effect when improving to pile crown cutting, reduces operator and modifies stake
Workload when head, to save manpower.
Construction method: S1: original place surface treatment is removed earth's surface and is ploughed and plant soil, removing obstacles object, smooth location, marks Treatment stations
Underground structures and pipeline within the scope of ground；
S2: surveying setting-out, technical staff release every CFG specific location according to design drawing, and perform label；
S3: drilling machine is in place, CFG drilling long screw augers, and drilling machine applies the vertical mark post of drilling machine tower body all around afterwards in place
Inspection tower body and guide rod correct position, make the central point of drilling machine perpendicular alignmnet stake position, and drilling control is used hangs plumb bob on drilling cramp
Method measure the verticality of drilling, can also be used the verticality of the included verticality adjuster control drilling rod of drilling machine；
S4: drilling and forming hole, before drilling starts, when closing drill bit valve moves down drilling rod to bit contact to ground, starting electricity
Machine drill enters, when drilling should it is first slow after it is fast, until going to designed elevation, record drilling depth；
S5: tube drawing is perfused in mixture, and mixture is using concentrating mixing station to concentrate feed, and mixer truck is transported to scene, and mixture is adopted
Pumped with ground pump, pumping should be carried out continuously, must not termination of pumping wait expecting, when drilling rod core pipe is full of tube drawing is started after mixture, promote speed
Degree control is 2-3 meters per minute, and by the way of continuous tube drawing continuous feeding, pile crown is higher by ground and is no less than 0.5 meter；
S6: removing inter-pile soil, and CFG pile driving construction is finished after mixture reaches intensity, cleared using excavator to inter-pile soil,
Prevent excavator from damaging when clearing to stake top absolute altitude pile body below；
S7: pile crown is cut using CFG pile composite foundation constructing device；
S701: abutting bar 141 is pulled to abut opening 146 of the drive fixed block 145 of bar 141 in fixed plate 14, at this time
The elastic force rotation for resisting spring 142 abuts bar 141, drives in the clamping to fixing groove 147 of fixed block 145, makes so that abutting bar 141
Bar 141 must be abutted and be fixed to the state being detached from the body of rod 12；By in the clamping to fixing groove 147 of fixed block 145, facilitate operator
Member is adjusted the position of the body of rod 12 in the state of not pulling and abutting bar 141；
S702: the position of the body of rod 12 of quadrangle on bottom plate 1 is adjusted by observing air-bubble level 13, so that entire bottom plate
1 drive cutter 151 be in horizontality, when adjusting to horizontality, by the fixed block 145 on abutting bar 141 in fixing groove
It is removed in 147, so that the elastic force for abutting the resistance spring 142 of bar 141 is abutted to the body of rod 12；Pass through the position to each body of rod 12
It is adjusted, so that the body of rod 12 drives entire bottom plate 1 to keep horizontality, so that cutter 151 is located at horizontality；
S703: it abuts bar 141 and can drive and abut the clamping of block 144 between teeth portion adjacent on rack gear 122, so that the body of rod 12
Be fixed on bottom plate 1, prevent the body of rod 12 drive universal wheel 11 slided on bottom plate 1 so that cutter 151 be fixed to it is horizontal
State；The elastic force for abutting the resistance spring 142 of bar 141 is abutted to the body of rod 12, so that the body of rod 12 is fixed on bottom plate 1, so that whole
A bottom plate 1, which is rest on the ground, is fixed to horizontality, by pulling the abutting movement of bar 141 that consolidating to the body of rod 12 can be completed
It is fixed, it is convenient and simple；
S704: when needing to cut pile crown, opening first motor 152 and the second motor 162, first motor 152 can drive and cut
Knife 151 rotates, and the second motor 162 can drive thread lead screw 161 to rotate, so that sliding block 153 is moved in thread lead screw 161, from
And sliding block 153 is made to drive shell 15 mobile towards pile crown, so that the cutter 151 in shell 15 completes the cutting to pile crown；
By driving the body of rod 12 1 four jiaos of bottom plate of universal wheel 11 to abut to the ground of out-of-flatness, so that bottom plate 1 keeps horizontal
State drives the cutter 151 in shell 15 mobile towards pile crown at this time, so that cutter 151 cuts pile crown along horizontality, mentions
The high cutting effect to pile crown, reduces the workload of the manual equating of subsequent operation personnel, to save manpower；
S8: polishing pile crown, using drill rod and hand hammer by stake top from four circumferentially intermediate equatings；
S9: pile measurement, the static load test of composite foundation plate, low strain dynamic pile integrity detection；
S10: pile cover construction, CFG stake top sets C35 or C30 armored concrete pile cover, after framework of steel reinforcement is by the long concentrated processing of reinforcing bar
It is transported to scene, is poured using typified form, carries out covering curing using geotextiles after pouring；
S11: inter-pile soil backfill, backfill are filled in two times, and every layer is tamped using small-sized frog hammer, and thickness is not low after compacting
In 10 centimetres, it is not higher than 20 centimetres；
S12: mattress layer construction.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (9)
1. a kind of CFG pile composite foundation constructing device, including bottom plate (1), it is provided with cutting assembly on the bottom plate (1), it is described
Universal wheel (11) are provided under bottom plate (1) and positioned at the quadrangle of bottom plate (1), it is characterised in that: on the bottom plate (1) and are located at bottom
The quadrangle of plate (1) wears and slidably connects the body of rod (12), and the body of rod (12) is vertical with bottom plate (1), the universal wheel (11)
It is rotatablely connected the end to the body of rod (12) far from bottom plate (1), is provided on the bottom plate (1) for the body of rod (12) to be fixed to bottom
Any position on plate (1), the height to adjust each universal wheel (11) fixing piece, the bottom plate (1) deviates from universal wheel (11)
Face on be provided with air-bubble level (13).
2. a kind of CFG pile composite foundation constructing device according to claim 1, it is characterised in that: the fixing piece includes
Perpendicular to bottom plate (1) and positioned at the fixed plate (14) of each body of rod (12) position, the fixed plate (14) is located at bottom plate (1)
On the face of universal wheel (11), is worn on the fixed plate (14) and slidably connect the abutting bar abutted with the body of rod (12)
(141), described end vertical for abutting bar (141) separate the body of rod (12) is provided with connecting plate (148), institute in abutting bar (141)
It states and is provided between connecting plate (148) and fixed plate (14) spring (142), one end of the spring (142) is connected to connecting plate
(148) on, the other end is connected on fixed plate (14), and the spring (142), which is sheathed on, to be abutted on bar (141).
3. a kind of CFG pile composite foundation constructing device according to claim 2, it is characterised in that: the abutting bar (141)
The end of the body of rod (12) is provided with the abutting plate (143) with the outer wall of the body of rod (12) cooperation.
4. a kind of CFG pile composite foundation constructing device according to claim 3, it is characterised in that: on the body of rod (12)
It opens up fluted (121) along the length direction of the body of rod (12), is arranged in the groove (121) along the length direction of groove (121)
Have rack gear (122), clamping is provided on abutting plate (143) to the abutting block between teeth portion adjacent on rack gear (122)
(144)。
5. a kind of CFG pile composite foundation constructing device according to claim 4, it is characterised in that: the abutting bar (141)
On be provided with fixed block (145), the opening (146) for passing through for fixed block (145), institute are offered on the fixed plate (14)
Fixed plate (14) are stated to be offered on the face of the body of rod (12) for abutting bar (141) far for fixed block (145) clamping, to drive
Fixing groove (147) from the body of rod (12), the fixing groove (147) are located on fixed plate (14) adjacent to where opening (146)
Position setting.
6. a kind of CFG pile composite foundation constructing device according to claim 1, it is characterised in that: the cutting assembly packet
The shell (15) of whole semicircular in shape setting is included, is rotatably connected to cutter (151) in the shell (15), the cutter (151)
Half be located at shell (15) outside, be provided on the shell (15) for driving cutter (151) to rotate in the shell (15)
First motor (152) on the bottom plate (1) and is located at the two sides of bottom plate (1) and is provided with sliding slot (16), sets on the shell (15)
It is equipped with the sliding block (153) being slidably connected in two side chutes (16), is provided in the sliding slot (16) for driving sliding block (153)
In the actuator moved in sliding slot (16).
7. a kind of CFG pile composite foundation constructing device according to claim 6, it is characterised in that: the actuator includes
The length direction of (16) is rotationally connected with the thread lead screw (161) in sliding slot (16) along the chute, and the sliding block (153) is threadedly coupled
In on the thread lead screw (161), it is fixedly installed on the bottom plate (1) and positioned at the one end of sliding slot (16) for driving screw thread
The second motor (162) of lead screw (161) rotation.
8. according to claim 1 to a kind of CFG pile composite foundation construction method described in 7 any one, it is characterised in that:
S1: original place surface treatment is removed earth's surface and is ploughed and plant soil, removing obstacles object, smooth location, marks subterranean within the scope of disposal field
The divine force that created the universe and pipeline；
S2: surveying setting-out, technical staff release every CFG specific location according to design drawing, and perform label；
S3: drilling machine is in place, CFG drilling long screw augers, and drilling machine applies the vertical mark post of drilling machine tower body all around afterwards in place
Inspection tower body and guide rod correct position, make the central point of drilling machine perpendicular alignmnet stake position, and drilling control is used hangs plumb bob on drilling cramp
Method measure the verticality of drilling, can also be used the verticality of the included verticality adjuster control drilling rod of drilling machine；
S4: drilling and forming hole, before drilling starts, when closing drill bit valve moves down drilling rod to bit contact to ground, starting electricity
Machine drill enters, when drilling should it is first slow after it is fast, until going to designed elevation, record drilling depth；
S5: tube drawing is perfused in mixture, and mixture is using concentrating mixing station to concentrate feed, and mixer truck is transported to scene, and mixture is adopted
Pumped with ground pump, pumping should be carried out continuously, must not termination of pumping wait expecting, when drilling rod core pipe is full of tube drawing is started after mixture, promote speed
Degree control is 2-3 meters per minute, and by the way of continuous tube drawing continuous feeding, pile crown is higher by ground and is no less than 0.5 meter；
S6: removing inter-pile soil, and CFG pile driving construction is finished after mixture reaches intensity, cleared using excavator to inter-pile soil,
Prevent excavator from damaging when clearing to stake top absolute altitude pile body below；
S7: pile crown is cut using CFG pile composite foundation constructing device；
S8: polishing pile crown, using drill rod and hand hammer by stake top from four circumferentially intermediate equatings；
S9: pile measurement, the static load test of composite foundation plate, low strain dynamic pile integrity detection；
S10: pile cover construction, CFG stake top sets C35 or C30 armored concrete pile cover, after framework of steel reinforcement is by the long concentrated processing of reinforcing bar
It is transported to scene, is poured using typified form, carries out covering curing using geotextiles after pouring；
S11: inter-pile soil backfill, backfill are filled in two times, and every layer is tamped using small-sized frog hammer, and thickness is not low after compacting
In 10 centimetres, it is not higher than 20 centimetres；
S12: mattress layer construction.
9. a kind of CFG pile composite foundation construction method according to claim 8, it is characterised in that: use CFG in step S7
Pile composite foundation constructing device carries out cutting method to pile crown are as follows:
S701: abutting bar (141) is pulled to abut the opening of bar (141) drive fixed block (145) on fixed plate (14)
(146), the elastic force rotation for resisting spring (142) at this time abuts bar (141), so that abutting bar (141) drives fixed block (145) card
It is connected in fixing groove (147), so that abutting bar (141) is fixed to the state being detached from the body of rod (12)；
S702: the position of the body of rod (12) of quadrangle on bottom plate (1) is adjusted by observing air-bubble level (13), so that whole
A bottom plate (1) drives cutter (151) be in horizontality, when adjusting to horizontality, by the fixed block on abutting bar (141)
(145) in being removed in fixing groove (147), so that the elastic force for abutting bar (141) resistance spring (142) is abutted on the body of rod (12)；
S703: abutting bar (141) and can drive and abut block (144) clamping between teeth portion adjacent on rack gear (122), so that
The body of rod (12) is fixed on bottom plate (1), prevents the body of rod (12) from universal wheel (11) being driven to slide on bottom plate (1), so that cutter
(151) it is fixed to horizontality；
S704: when needing to cut pile crown, first motor (152) and the second motor (162) are opened, first motor (152) can
Cutter (151) rotation is driven, the second motor (162) can drive thread lead screw (161) to rotate, so that sliding block (153) is in screw thread silk
Thick stick moves on (161), so that sliding block (153) drives shell (15) mobile towards pile crown, so that the cutter in shell (15)
(151) cutting to pile crown is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350683.6A CN110093924B (en) | 2019-04-28 | 2019-04-28 | CFG pile composite foundation construction device and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350683.6A CN110093924B (en) | 2019-04-28 | 2019-04-28 | CFG pile composite foundation construction device and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110093924A true CN110093924A (en) | 2019-08-06 |
| CN110093924B CN110093924B (en) | 2021-03-02 |
Family
ID=67446213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910350683.6A Active CN110093924B (en) | 2019-04-28 | 2019-04-28 | CFG pile composite foundation construction device and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110093924B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111074891A (en) * | 2019-12-30 | 2020-04-28 | 中交第二公路工程局有限公司 | Pile cutting equipment for breaking pile head concrete structure and using method thereof |
| CN111851490A (en) * | 2020-08-25 | 2020-10-30 | 中铁上海工程局集团有限公司 | CFG pile cutting machine |
| CN113550311A (en) * | 2021-07-24 | 2021-10-26 | 中铁广州工程局集团深圳工程有限公司 | Subway vehicle unfavorable geology CFG pile foundation treatment construction method |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004082888A2 (en) * | 2003-03-22 | 2004-09-30 | John Horsley | A jig |
| CN102172988A (en) * | 2011-03-15 | 2011-09-07 | 中铁三局集团有限公司 | Pile head cutting machine for CFG (cement fly-ash gravel) piles |
| CN202064356U (en) * | 2011-04-19 | 2011-12-07 | 韦绍武 | Height adjustable pile head cutting machine |
| CN102400466A (en) * | 2011-10-30 | 2012-04-04 | 黎宁生 | Internal-combustion pipe pile cutter |
| CN102721248A (en) * | 2012-06-13 | 2012-10-10 | 慈溪市附海镇界诺电器厂 | Pulley positioning and horizontal heightening base of refrigerator |
| CN102912808A (en) * | 2012-11-06 | 2013-02-06 | 山东兴华建设集团有限公司 | Spiral CFG pile and cement stirring pile combined composite foundation construction method |
| CN104553610A (en) * | 2013-10-21 | 2015-04-29 | 广东科达洁能股份有限公司 | Supporting caster |
| CN205789068U (en) * | 2016-06-30 | 2016-12-07 | 姚相玉 | A kind of convenient support for Zheng-a 21-or 25-stringed plucked instrument regulating angle |
| CN106703033A (en) * | 2015-11-13 | 2017-05-24 | 五冶集团上海有限公司 | Adjustable support of PHC tube pile cutting machine |
| CN206408619U (en) * | 2017-01-10 | 2017-08-15 | 天津市森源建筑有限公司 | The adjustable pile cutting machine of cutting-height |
| CN107139271A (en) * | 2017-05-19 | 2017-09-08 | 无锡凯皓科技有限公司 | Cut the adjustable board cutting machine in orientation |
| CN206717290U (en) * | 2017-04-25 | 2017-12-08 | 伯纳激光科技有限公司 | A kind of smoking dust suction laser cutting machine |
| CN108044814A (en) * | 2018-01-03 | 2018-05-18 | 中铁广州工程局集团有限公司 | The accurate cutter device of CFG pile heads |
| CN207776397U (en) * | 2018-01-11 | 2018-08-28 | 深圳市恒盈建设集团有限公司 | A kind of adjustable construction operation platform |
| CN208185818U (en) * | 2018-03-22 | 2018-12-04 | 四川天辰智联科技有限公司 | A kind of monitoring upright bar |
| CN208690696U (en) * | 2018-07-26 | 2019-04-02 | 国网辽宁省电力有限公司本溪供电公司 | One kind leads, ground wire field crimping operation platform |
-
2019
- 2019-04-28 CN CN201910350683.6A patent/CN110093924B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004082888A2 (en) * | 2003-03-22 | 2004-09-30 | John Horsley | A jig |
| CN102172988A (en) * | 2011-03-15 | 2011-09-07 | 中铁三局集团有限公司 | Pile head cutting machine for CFG (cement fly-ash gravel) piles |
| CN202064356U (en) * | 2011-04-19 | 2011-12-07 | 韦绍武 | Height adjustable pile head cutting machine |
| CN102400466A (en) * | 2011-10-30 | 2012-04-04 | 黎宁生 | Internal-combustion pipe pile cutter |
| CN102721248A (en) * | 2012-06-13 | 2012-10-10 | 慈溪市附海镇界诺电器厂 | Pulley positioning and horizontal heightening base of refrigerator |
| CN102912808A (en) * | 2012-11-06 | 2013-02-06 | 山东兴华建设集团有限公司 | Spiral CFG pile and cement stirring pile combined composite foundation construction method |
| CN104553610A (en) * | 2013-10-21 | 2015-04-29 | 广东科达洁能股份有限公司 | Supporting caster |
| CN106703033A (en) * | 2015-11-13 | 2017-05-24 | 五冶集团上海有限公司 | Adjustable support of PHC tube pile cutting machine |
| CN205789068U (en) * | 2016-06-30 | 2016-12-07 | 姚相玉 | A kind of convenient support for Zheng-a 21-or 25-stringed plucked instrument regulating angle |
| CN206408619U (en) * | 2017-01-10 | 2017-08-15 | 天津市森源建筑有限公司 | The adjustable pile cutting machine of cutting-height |
| CN206717290U (en) * | 2017-04-25 | 2017-12-08 | 伯纳激光科技有限公司 | A kind of smoking dust suction laser cutting machine |
| CN107139271A (en) * | 2017-05-19 | 2017-09-08 | 无锡凯皓科技有限公司 | Cut the adjustable board cutting machine in orientation |
| CN108044814A (en) * | 2018-01-03 | 2018-05-18 | 中铁广州工程局集团有限公司 | The accurate cutter device of CFG pile heads |
| CN207776397U (en) * | 2018-01-11 | 2018-08-28 | 深圳市恒盈建设集团有限公司 | A kind of adjustable construction operation platform |
| CN208185818U (en) * | 2018-03-22 | 2018-12-04 | 四川天辰智联科技有限公司 | A kind of monitoring upright bar |
| CN208690696U (en) * | 2018-07-26 | 2019-04-02 | 国网辽宁省电力有限公司本溪供电公司 | One kind leads, ground wire field crimping operation platform |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111074891A (en) * | 2019-12-30 | 2020-04-28 | 中交第二公路工程局有限公司 | Pile cutting equipment for breaking pile head concrete structure and using method thereof |
| CN111074891B (en) * | 2019-12-30 | 2022-04-15 | 中交第二公路工程局有限公司 | Pile cutting equipment for breaking pile head concrete structure and using method thereof |
| CN111851490A (en) * | 2020-08-25 | 2020-10-30 | 中铁上海工程局集团有限公司 | CFG pile cutting machine |
| CN113550311A (en) * | 2021-07-24 | 2021-10-26 | 中铁广州工程局集团深圳工程有限公司 | Subway vehicle unfavorable geology CFG pile foundation treatment construction method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110093924B (en) | 2021-03-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103485336B (en) | Drilling pile drilling construction method of bead-type karst area | |
| CN103526748B (en) | Pier big diameter borehole pile constructing process in the deep-water bridge water of bead string type karst area | |
| CN110093924A (en) | A kind of CFG pile composite foundation constructing device and its construction method | |
| CN103469789B (en) | Karst-area underwater bridge pier drilled pile construction method | |
| CN100410485C (en) | Construction method for push pipe by cooperation of horizontal auger driller and horizontal directional driller | |
| CN106759473B (en) | The constructing structure and its construction method of underground pipe gallery and road | |
| CN108517877B (en) | Supporting construction method combining consolidation grouting of hybrid filling ultra-deep foundation pit with double-row steel pipe piles | |
| CN105525619B (en) | A kind of water rich strata bored tunnel occlusion pipe curtain | |
| CN104295239A (en) | Method for using rotary drilling rig to drill into hard rock stratum | |
| CN107476301A (en) | A kind of full casing follow-up step construction method of bridge pile foundation | |
| CN107740434B (en) | Construction method for waterproof curtain of foundation pit with dam for broken sand pebbles and dolomite | |
| CN106836244A (en) | A kind of method of friction pile dative guest barricade joint protection steep slope subgrade high | |
| CN104329020B (en) | A kind of reinforced long spire embedding rock construction equipment and technique thereof | |
| CN104532853A (en) | Deep foundation pit supporting method and system characterized by steel reinforced cement-soil piles, bolts easy to detach and automatic monitoring and early warning | |
| CN107083932A (en) | The installation method of steel pipe column in the clean cycle equipment that drills and pilot tunnel | |
| CN102409972B (en) | Multi-bit convolution punching/tamping engineering groover | |
| CN107059975B (en) | Horizontal single-shaft directional rotation-impact combined tunneling type engineering grooving machine | |
| CN112196494B (en) | Construction process and construction equipment for geological pipeline jointed between rock and soil layer | |
| CN106284311A (en) | A kind of rotary drilling rig dry pore-forming efficient construction technology of cast-in-place concrete pile | |
| CN109083591A (en) | A kind of cast-in-situ bored pile pile body drilling and forming hole method integrated with pile cover | |
| CN106050239A (en) | Construction method for retaining structure of deep and large vertical shaft in water-abundant upper-soft lower-hard stratum | |
| CN112144514A (en) | Simple method for forming hole and pile in sand and pebble stratum easy to collapse during rotary drilling machine | |
| CN109778839A (en) | Construction system and construction method for the closely knit cobble coating steel-pipe pile of deep water | |
| CN205296194U (en) | Rich irrigated land layer undercut tunnel interlock pipe curtain | |
| CN106759339A (en) | Exempt from pile cover concrete construction method and its device that inter-pile soil is excavated |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |