CN210195653U - Drilling and pore-forming equipment for cast-in-situ bored pile - Google Patents
Drilling and pore-forming equipment for cast-in-situ bored pile Download PDFInfo
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- CN210195653U CN210195653U CN201920872647.1U CN201920872647U CN210195653U CN 210195653 U CN210195653 U CN 210195653U CN 201920872647 U CN201920872647 U CN 201920872647U CN 210195653 U CN210195653 U CN 210195653U
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- 238000005553 drilling Methods 0.000 title claims abstract description 34
- 238000011065 in-situ storage Methods 0.000 title description 2
- 238000005520 cutting process Methods 0.000 claims abstract description 26
- 239000002002 slurry Substances 0.000 claims abstract description 23
- 239000002689 soil Substances 0.000 claims abstract description 16
- 239000010802 sludge Substances 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract 5
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 5
- 239000013049 sediment Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Earth Drilling (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The utility model relates to the field of drilling cast-in-place pile equipment, in particular to drilling and pore-forming equipment for drilling cast-in-place piles, which comprises a hollow drill rod, a reverse circulation controller, a vacuum pump, a power device, a centrifugal pump, a slurry collecting box, a soil collecting box, a slurry inlet pipe and a sludge discharge pipe, the power device is respectively and electrically connected with the reverse circulation controller, the vacuum pump and the centrifugal pump through leads, the vacuum pump is connected with the centrifugal pump through an air pipe, the reverse circulation controller is connected with a hollow drill rod, the bottom end of the hollow drill rod is fixedly connected with a cutting type drill bit, the centrifugal pump is connected with a triplex connecting piece through a connecting pipe, the three connecting pieces are fixedly arranged on the hollow drill rod and connected with the soil collecting box through the sludge discharge pipe, be provided with into thick liquid pipe above the drilling hole, advance thick liquid union coupling on the collection thick liquid case, the utility model provides a can be fine according to actual need control regulation drill bit size's equipment.
Description
Technical Field
The utility model relates to a drilling bored concrete pile equipment field, concretely relates to drilling pore-forming equipment for drilling bored concrete column.
Background
The cast-in-place pile system is a pile made up by using the measures of mechanical drilling, steel pipe soil-extruding or manual excavation, etc. to form pile hole in foundation soil, placing reinforcing bar cage and cast concrete in the pile hole, and according to the difference of hole-forming method the cast-in-place pile can be divided into immersed tube cast-in-place pile, cast-in-place pile and cast-in-place pile, etc. the cast-in-place pile can be extensively used in civil engineering construction, and its equipment and technological application also can be developed and perfected in different fields, but still has a large lifting space.
The chinese patent application No. CN201320103907.1 discloses a forced cutting drill for a soft soil foundation cast-in-place pile, which comprises a drill waistband, wherein the drill waistband comprises a circular support plate and a plurality of conical ribs arranged downward along the vertical direction of the circular support plate, and the conical ribs are converged at a vertex; the conical ribs are provided with a plurality of groups of alloy teeth staggered up and down along concentric circles with different heights; and guiding and positioning round steel is arranged at the top point of the conical rib. The utility model discloses can be in the bored concrete pile pore-forming, the quick even compulsory layering cutting soil body reaches the purpose of quick pore-forming for the engineering construction progress reduces the expenditure of manpower and materials.
The device does not have fine function that can adjust the drill bit size, and is inconvenient to use when the bored concrete pile of different sizes that needs the drilling, and the limitation is great.
To the problem, the utility model designs a drilling pore-forming equipment for drilling bored concrete pile.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a drilling pore-forming equipment for drilling bored concrete pile. The problem is solved as much as possible, so that the device for regulating the size of the drill bit according to actual needs can be well controlled.
The utility model discloses a following technical scheme realizes:
a drilling and pore-forming device for a drilling cast-in-place pile comprises a hollow drill rod, a reverse circulation controller, a vacuum pump, a power device, a centrifugal pump, a slurry collection box, a soil collection box, a slurry inlet pipe and a sludge discharge pipe, wherein the power device is respectively and electrically connected with the reverse circulation controller, the vacuum pump and the centrifugal pump through leads, the vacuum pump is connected with the centrifugal pump through an air pipe, the reverse circulation controller is connected with the hollow drill rod, the bottom end of the hollow drill rod is fixedly connected with a cutting type drill bit, the cutting type drill bit comprises an upper connecting pipe, an upper bracket, a middle connecting pipe, a lower bracket, a hydraulic rod, a middle bracket, an upper connecting rod, a first articulated shaft, a second articulated shaft, a lower connecting rod, a third articulated shaft, a fourth articulated shaft and a cutting knife, the upper and lower ends of the middle connecting pipe are respectively connected with the upper connecting pipe and the lower connecting pipe in a, the four ends of the middle connecting pipe are symmetrically and fixedly connected with hydraulic rod fixed ends, the telescopic end of the hydraulic rod is fixedly connected with a middle support, the two ends of the upper connecting rod are respectively hinged on the upper ends of the upper support and the middle support through a first hinged shaft and a second hinged shaft, the two ends of the lower connecting rod are respectively hinged on the lower end of the middle support and the lower support through a third hinged shaft and a fourth hinged shaft, the outer side end of the lower connecting rod is uniformly provided with cutting knives, the size of the cutting type drill bit is adjusted through the synchronous motion of four groups of hydraulic rods, the trouble of replacing the drill bit when the filling piles with different sizes need to be drilled is avoided, the upper connecting pipe is fixedly connected with the bottom end of the hollow drill rod, the centrifugal pump is connected with a triple connecting piece through a connecting pipe, the triple connecting piece is fixedly arranged on the hollow drill rod, the triple connecting piece is connected with a, the slurry inlet pipe is connected to the slurry collecting box.
Preferably, the power plant employs high power equipment and provides power for the vacuum pump, the centrifugal pump and the reverse circulation controller.
Preferably, the reverse circulation controller drives the hollow drill rod to rotate in a reverse circulation mode.
Preferably, the middle connecting pipe is respectively communicated with the upper connecting pipe and the lower connecting pipe, the upper connecting pipe is communicated with the hollow drill rod, the upper end of the hollow drill rod is communicated with the three connecting pieces, the three connecting pieces are communicated with the connecting pipe and the sludge discharge pipe, the sludge discharge pipe is communicated with the soil collection box, and the slurry inlet pipe is communicated with the slurry collection box.
The utility model has the advantages that:
1. the drilling size of the adjustable cutting drill bit that can be fine through four hydraulic stem synchro control of group that set up is convenient to be used when the bored concrete pile of not unidimensional of needs drilling, avoids the not unidimensional drill bit of needs change in the construction, and the operation is also more troublesome.
2. The power device is connected with the rear end of the hollow drill rod, the drill bit is connected with the front end of the hollow drill rod, and the hollow drill rod is respectively connected with the vacuum pump and the dredge pump, so that the construction efficiency of hole forming of the cast-in-place pile can be obviously improved, and the cast-in-place pile has the obvious characteristics of less sediment at the bottom of the hole and quick hole cleaning.
3. The cutting type drill bit is subjected to reverse circulation work through the arranged reverse circulation controller, and the thickness of the positive circulation sediments is reduced compared with that of the traditional process. Because the bearing capacity of the single pile depends on the frictional resistance of the soil around the pile and the bearing capacity of the bottom end of the pile, if the sediment at the bottom of the pile is better removed and the sediment thickness is smaller, the end bearing capacity of the pile is improved, and the quality of the engineering pile is improved. Meanwhile, the reverse circulation slag removal speed is high, and the construction time is also favorably shortened.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an outer side structural view of the present invention;
FIG. 3 is a cross-sectional view of the cutting bit of the present invention;
fig. 4 is a schematic view of the cutting bit of the present invention.
In the figure: 1-cutting type drill bit, 101-upper connecting pipe, 102-upper bracket, 103-middle connecting pipe, 104-lower connecting pipe, 105-lower bracket, 106-hydraulic rod, 107-middle bracket, 108-upper connecting rod, 109-first articulated shaft, 110-second articulated shaft, 111-lower connecting rod, 112-third articulated shaft, 113-fourth articulated shaft, 114-cutting knife, 2-hollow drill rod, 3-reverse circulation controller, 4-vacuum pump, 5-power device, 6-centrifugal pump, 7-slurry collecting box, 8-soil collecting box, 9-slurry inlet pipe and 10-sludge discharge pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 4, a drilling and boring apparatus for a bored pile includes a hollow drill rod 2, a reverse circulation controller 3, a vacuum pump 4, a power device 5, a centrifugal pump 6, a slurry collecting tank 7, a soil collecting tank 8, a slurry inlet pipe 9 and a sludge discharge pipe 10, wherein the power device 5 is electrically connected to the reverse circulation controller 3, the vacuum pump 4 and the centrifugal pump 6 through wires, the vacuum pump 4 is connected to the centrifugal pump 6 through a gas pipe, the reverse circulation controller 3 is connected to the hollow drill rod 2, a cutting drill 1 is fixedly connected to a bottom end of the hollow drill rod 2, the cutting drill 1 includes an upper connecting pipe 101, an upper bracket 102, a middle connecting pipe 103, a lower connecting pipe 104, a lower bracket 105, a hydraulic rod 106, a middle bracket 107, an upper connecting rod 108, a first hinge shaft 109, a second hinge shaft 110, a lower connecting rod 111, a third hinge shaft 112, a fourth hinge shaft 113 and a cutting knife 114, the upper and lower ends of the middle connecting pipe 103 are slidably connected to the upper connecting pipe 101 and the lower connecting pipe, the outer side end of the upper part of the upper connecting pipe 101 is fixedly connected with an upper support 102, the four ends of the middle connecting pipe 103 are symmetrically and fixedly connected with the fixed end of a hydraulic rod 106, the telescopic end of the hydraulic rod 106 is fixedly connected with a middle support 107, the two ends of an upper connecting rod 108 are respectively hinged to the upper ends of the upper support 102 and the middle support 107 through a first hinged shaft 109 and a second hinged shaft 110, the two ends of a lower connecting rod 111 are respectively hinged to the lower end of the middle support 107 and the lower support 105 through a third hinged shaft 112 and a fourth hinged shaft 113, cutting knives 114 are uniformly arranged on the outer side end of the lower connecting rod 111, the upper connecting pipe 101 is fixedly connected to the bottom end of the hollow drill rod 2, the centrifugal pump 6 is connected with a triple connecting piece through a connecting pipe, the triple connecting piece is fixedly installed on the hollow drill rod 2, the triple connecting piece is connected with a.
Specifically, the power device 5 adopts high-power equipment and provides power for the vacuum pump 4, the centrifugal pump 6 and the reverse circulation controller 3, the reverse circulation controller 3 drives the hollow drill rod 2 to rotate in a reverse circulation mode, the middle connecting pipe 103 is respectively communicated with the upper connecting pipe 101 and the lower connecting pipe 104, the upper connecting pipe 101 is communicated with the hollow drill rod 2, the upper end of the hollow drill rod 2 is communicated with the three connecting pieces, the three connecting pieces are communicated with the connecting pipe and the sludge discharge pipe 10, the sludge discharge pipe 10 is communicated with the soil collecting box 8, and the slurry inlet pipe 9 is communicated with the slurry collecting box 7.
In the utility model, before the hole is opened, the measurement lofting is firstly carried out, the pile position control point is determined, the cutting type drill bit 1, the hollow drill rod 2, the reverse circulation controller 3, the vacuum pump 4, the power device 5, the centrifugal pump 6, the slurry collecting box 7 and the soil collecting box 8 are firstly and respectively installed on two sides of the position needing to be drilled, the power device 5 is respectively connected with the reverse circulation controller 3, the vacuum pump 4 and the centrifugal pump 6 by wires, the vacuum pump 4 is communicated with the centrifugal pump 6 by an air pipe, meanwhile, the output end of the centrifugal pump 6 is connected with the three connecting pieces by a connecting pipe, the three connecting pieces are communicated with the soil collecting box 8 by a sludge discharge pipe 10, and the wall protection slurry is prepared; manufacturing a reinforcement cage; embedding a pile casing and performing deviation inspection; the pile driver is in place, the high-power equipment is started, the slurry inlet valve is opened, slurry is injected, reverse circulation drilling is started to form holes, the holes are drilled to the designed depth, and primary hole cleaning is carried out; performing pore-forming quality inspection (pore diameter, pore depth and verticality); hoisting the reinforcement cage after acceptance; the drilling machine is shifted, and the casting and tamping frame is in place; arranging a guide pipe below, performing secondary hole cleaning, and checking the thickness of sediments; pouring concrete underwater; pulling out the protective sleeve; curing the concrete; pile foundation detection and acceptance, when the size of a drilled hole needs to be adjusted, the controller is only needed to control the four groups of hydraulic rods 106 to synchronously extend and retract, the hydraulic rods 106 can drive the middle support 107 to extend and retract, so that the upper connecting pipe 101 and the lower connecting pipe 104 are synchronously driven to slide on the middle connecting pipe 103 through the upper connecting rod 108 and the lower connecting rod 111 respectively, the cutting size of the whole cutting type drill bit 1 is changed, and the drilling type drill bit is suitable for drilling and forming holes of bored piles with different sizes,
the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (4)
1. The utility model provides a drilling pore-forming equipment for drilling bored concrete pile, includes hollow drill rod (2), reverse circulation controller (3), vacuum pump (4), power device (5), centrifugal pump (6), collection thick liquid case (7), collection soil box (8), advances thick liquid pipe (9) and mud pipe (10), its characterized in that: the cutting type drilling machine is characterized in that the power device (5) is respectively and electrically connected with a reverse circulation controller (3), a vacuum pump (4) and a centrifugal pump (6) through leads, the vacuum pump (4) is connected with the centrifugal pump (6) through an air pipe, a hollow drill rod (2) is connected onto the reverse circulation controller (3), the bottom end of the hollow drill rod (2) is fixedly connected with a cutting type drill bit (1), the cutting type drill bit (1) comprises an upper connecting pipe (101), an upper support (102), a middle connecting pipe (103), a lower connecting pipe (104), a lower support (105), a hydraulic rod (106), a middle support (107), an upper connecting rod (108), a first articulated shaft (109), a second articulated shaft (110), a lower connecting rod (111), a third articulated shaft (112), a fourth articulated shaft (113) and a cutting knife (114), the upper end and the lower end of the middle connecting pipe (103) are respectively connected with the upper connecting pipe (101) and the, the outer side of the upper part of the upper connecting pipe (101) is fixedly connected with an upper support (102), four ends of a middle connecting pipe (103) are symmetrically and fixedly connected with the fixed end of a hydraulic rod (106), the telescopic end of the hydraulic rod (106) is fixedly connected with a middle support (107), two ends of an upper connecting rod (108) are respectively hinged on the upper ends of the upper support (102) and the middle support (107) through a first hinged shaft (109) and a second hinged shaft (110), two ends of a lower connecting rod (111) are respectively hinged on the lower end of the middle support (107) and the lower support (105) through a third hinged shaft (112) and a fourth hinged shaft (113), cutting knives (114) are uniformly arranged on the outer side end of the lower connecting rod (111), the upper connecting pipe (101) is fixedly connected at the bottom end of a hollow drill rod (2), the centrifugal pump (6) is connected with a triplex through a connecting pipe, the triplex is fixedly, the three-connection piece is connected with a soil collection box (8) through a mud discharge pipe (10), a slurry inlet pipe (9) is arranged above the drilling hole, and the slurry inlet pipe (9) is connected to a slurry collection box (7).
2. The drilling and hole-forming equipment for drilling cast-in-place pile according to claim 1, characterized in that: the power device (5) adopts high-power equipment and provides power for the vacuum pump (4), the centrifugal pump (6) and the reverse circulation controller (3).
3. The drilling and hole-forming equipment for drilling cast-in-place pile according to claim 1, characterized in that: the reverse circulation controller (3) drives the hollow drill rod (2) to rotate in a reverse circulation mode.
4. The drilling and hole-forming equipment for drilling cast-in-place pile according to claim 1, characterized in that: the middle connecting pipe (103) is respectively communicated with an upper connecting pipe (101) and a lower connecting pipe (104), the upper connecting pipe (101) is communicated with the hollow drill rod (2), the upper end of the hollow drill rod (2) is communicated with the three connecting pieces, the three connecting pieces are communicated with the connecting pipe and the sludge discharge pipe (10), the sludge discharge pipe (10) is communicated with the soil collection box (8), and the slurry inlet pipe (9) is communicated with the slurry collection box (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920872647.1U CN210195653U (en) | 2019-06-12 | 2019-06-12 | Drilling and pore-forming equipment for cast-in-situ bored pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920872647.1U CN210195653U (en) | 2019-06-12 | 2019-06-12 | Drilling and pore-forming equipment for cast-in-situ bored pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210195653U true CN210195653U (en) | 2020-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920872647.1U Active CN210195653U (en) | 2019-06-12 | 2019-06-12 | Drilling and pore-forming equipment for cast-in-situ bored pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210195653U (en) |
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2019
- 2019-06-12 CN CN201920872647.1U patent/CN210195653U/en active Active
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