CN217679061U - Core pile bracket for foundation pit diagonal bracing construction - Google Patents
Core pile bracket for foundation pit diagonal bracing construction Download PDFInfo
- Publication number
- CN217679061U CN217679061U CN202221852510.8U CN202221852510U CN217679061U CN 217679061 U CN217679061 U CN 217679061U CN 202221852510 U CN202221852510 U CN 202221852510U CN 217679061 U CN217679061 U CN 217679061U
- Authority
- CN
- China
- Prior art keywords
- layer board
- semicircular
- pile
- core
- supporting plate
- 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.)
- Active
Links
Images
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The utility model discloses a core pile bracket for foundation pit diagonal bracing construction, the core pile bracket is fixed on the outer wall of the lower end of the core pile, the number of the core pile brackets is one or more, the core pile bracket comprises an arc-shaped supporting plate supported on the pore-forming body pore wall and a conical arc-shaped supporting plate fixed at the lower end of the arc-shaped supporting plate, the upper part of the conical arc-shaped supporting plate is big and the lower part of the conical arc-shaped supporting plate is small; the arc-shaped supporting plate is a semicircular supporting plate, the semicircular supporting plate is fixed at the bottom of the outer wall of the core pile, the semicircle of the semicircular supporting plate is concentric with the circle of the pore-forming body, the conical arc-shaped supporting plate is a semicircular conical supporting plate, the semicircular supporting plate is supported on the wall of the lower half pore of the pore-forming body, and one or more first through holes for slurry to pass through are formed in the semicircular conical supporting plate so as to facilitate downward propulsion; the pile structure also comprises two first small semicircular supporting plates which are fixed on the top of the outer wall of the core pile and symmetrically supported on the upper semi-hole wall of the hole forming body. This core pile bracket can prevent that core pile lower extreme flagging and core pile and spout a concentricity well, cement soil spouts the stirring pile protection thickness evenly soon.
Description
Technical Field
The utility model relates to a excavation supporting technology field specifically says to a core stake bracket for foundation ditch bearing diagonal construction.
Background
In the technical field of foundation pit support, along with the vigorous popularization and application of foundation pit diagonal bracing, inclined drilling rotary spraying pile planting equipment and auxiliary devices attract more and more attention of technicians.
The existing inclined supports are more applied, from bottom to top, the general structure is a combined inclined pile formed by core piles such as a cement-soil rotary-spraying stirring pile coated steel lattice column, a steel pipe pile or a reinforced concrete precast pipe pile and the like below a foundation pit bottom plate, a steel support formed by the steel lattice column or the steel pipe pile above the foundation pit bottom plate connected with the top end of the combined inclined pile, and the top end of the steel support is fixedly connected with a steel corbel of a top pressing surrounding beam at the top end of a foundation pit surrounding wall or a foundation pit surrounding row pile.
The inclined drilling rotary spraying stirring pile planting equipment for constructing the inclined support in the prior art generally comprises a chassis or a base of a host supported on the ground surface of a foundation pit, wherein the chassis generally comprises a travelling mechanism such as a longitudinal moving mechanism and a transverse moving mechanism; an inclined strut for drilling, rotary spraying, stirring and pile planting is arranged on the chassis and is also called as a guide frame, and an inclined strut angle adjusting oil cylinder is arranged between the chassis and the inclined strut; the inclined strut is provided with a power head and a pile pressing cap or a clamp for clamping a core pile or a steel support, the inclined strut is provided with an oil cylinder for connecting a drill rod or disassembling the drill rod, the chassis and the inclined strut are provided with two groups of driving mechanisms which are used for driving the power head and the pile pressing cap to move linearly along the inclined strut and are composed of a winch, a steel wire rope and a pulley block, one group of driving mechanisms is released and the other group of driving mechanisms is retracted, the driving power head drives the drill rod to drill downwards and the pile pressing cap to press the core pile or the steel support downwards, or the one group of driving mechanisms is retracted and the other group of driving mechanisms is released, and the driving power head drives the drill rod and the pile pressing cap to reset; the drill rod is internally provided with a high-pressure cement slurry conveying pipe communicated with a cement slurry source and a pump and a slurry spraying port positioned at the drill bit, and the drilling of the slurry spraying port under the drill bit and the propelling of the core pile and the steel support are synchronously carried out. The high pressure such as the pressure of the slurry conveying pipe and the pressure of the slurry spraying opening are both 20-35MPa.
However, in the actual construction process, the inclined drilling and rotary spraying stirring pile planting equipment in the prior art still has the following defects: because the drill rod is obliquely drilled, the core pile and the steel support, such as a steel lattice column or a steel pipe pile, are also obliquely pushed, and because the drill rod and the core pile are longer in the soil body, such as about 8 meters deep from the floor surface to the bottom plate of the foundation pit, about 18 meters deep from the bottom plate of the foundation pit to the preset bottom elevation, and about 26 meters deep in total, when the core pile is pushed downwards along with the drill bit in the prior art, the lower end, especially the bottom end, of the core pile is suspended without any support, the phenomena that the lower end of the core pile is sagged inevitably, the core pile and the cement soil rotary spraying stirring pile are not concentric, namely the protective thickness of the cement soil rotary spraying stirring pile to the core pile is not uniform, and the like, directly influence the design strength and the bearing capacity of the combined inclined pile and the steel support, namely the foundation pit inclined support, are difficult to ensure that the inclined support has high capability of resisting the lateral pressure of the foundation pit retaining wall or the retaining pile row pile and the coping enclosing beam, even has the potential safety of foundation pit collapse, and the improvement is needed.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a can prevent that core stake lower extreme is flagging and core stake and cement soil spout soon that the stirring stake concentricity is good, cement soil spouts soon that stirring stake protection thickness is even core stake bracket that is used for foundation ditch bearing diagonal construction.
The technical solution of the utility model is that, a core stake bracket for foundation ditch bearing diagonal construction is provided, core stake bracket fix on the outer wall of core stake lower extreme, core stake bracket is one or more, core stake bracket is including supporting the arc layer board on pore-forming body hole wall and fixing the big-end-up's awl arc layer board at arc layer board lower extreme.
After the structure more than adopting, the utility model discloses a core stake bracket for core stake lower extreme of foundation ditch bearing diagonal has following advantage: the arc-shaped plate of the core pile bracket can be preset to be supported on the hole wall of the hole forming body, so that the arc-shaped supporting plate of the core pile bracket is just positioned on the boundary line of the original soil layer of the hole forming body and the cement slurry stirring body, and the arc-shaped plate of the core pile bracket can slide down linearly along the hole wall all the time, thus, the core pile bracket supports the lower end of the core pile, the drilling of a drill bit which is arranged at the lower end of a drill rod and is coaxial with the drill rod and the propelling process of the core pile and the steel support can prevent or even avoid the lower end of the core pile from dropping, the core pile and the hole forming body are basically coaxial, namely the core pile and the cement rotary spraying stirring pile are basically coaxial, the thickness of the cement rotary spraying stirring pile coating the core pile is uniform, even the protective thickness of the cement rotary spraying stirring pile on the core pile is uniform, the design strength and the bearing capacity of the combined oblique pile and the steel support, namely the foundation pit oblique support are greatly improved, the foundation pit oblique support has high capability of resisting the lateral pressure born by the retaining pile or the retaining row pile and the foundation pit supporting beam, and the foundation pit collapse is basically eliminated.
Furthermore, the arc layer board be semi-circular layer board, semi-circular layer board is fixed in the bottom of core stake outer wall, the semicircle of semi-circular layer board and the circle of pore-forming body are concentric, awl arc layer board is semicircle toper layer board, semi-circular layer board supports on the lower semi-pore wall of pore-forming body, has one or more first through-holes that supply mud to pass on the semicircle toper layer board in order to do benefit to propulsion downwards. After the structure more than adopting, because the semicircle of semi-circular layer board is concentric with the circle of the pore-forming body, the accuracy that the arc layer board of core stake bracket is located the former soil horizon of the pore-forming body and the boundary of grout stirring body is higher, the arc of core stake bracket is followed half hole wall straight line down all the time, further prevented that core stake lower extreme from flagging, make the concentricity of core stake and pore-forming body better, the concentricity that makes core stake and soil cement spout the mixing pile soon is the axiality better, the soil cement that has further guaranteed cladding core stake spouts mixing pile thickness homogeneity soon. The design strength and the bearing capacity of the combined inclined pile and the steel support, namely the foundation pit inclined support, and the capability of a foundation pit support system for resisting the lateral pressure of a soil body are further improved, and the potential safety hazard of foundation pit collapse is further eliminated.
Furthermore, the utility model discloses a core pile bracket for foundation ditch bearing diagonal construction still includes two first little semicircle layer boards that are fixed at core pile outer wall top and are symmetrically supported on the upper semi-bore wall of pore-forming body, and the lower extreme of each first little semicircle layer board is fixed with a first little semicircle layer board, and each first little semicircle layer board and first little semicircle layer board all weld on core pile outer wall through a connecting plate; the semicircular supporting plate and the semicircular conical supporting plate are welded on the outer wall of the core pile through a plurality of connecting plates. Structure more than adopting, on the basis that a semi-circular arc layer board supported half pore wall down, increase two first little semicircle layer boards on the last half pore wall of supporting of same centre of a circle again, the accuracy that makes the arc layer board of core stake bracket be located the former soil horizon of the pore-forming body and the grout stirring body on the boundary is higher, the arc of core stake bracket is all the time along the pore wall straight line gliding, further prevented core stake lower extreme flagging, make the concentricity of core stake and pore-forming body better, the concentricity that makes core stake and cement soil spout the mixing pile soon is the axiality better, further guaranteed the homogeneity of cladding core stake cement soil spout the mixing pile thickness soon. The design strength and the bearing capacity of the combined inclined pile and the steel support, namely the foundation pit inclined support, and the capability of a foundation pit support system for resisting the lateral pressure of a soil body are further improved, and the potential safety hazard of foundation pit collapse is further eliminated.
Furthermore, the top end of the semicircular supporting plate is welded with a steel frame fixed at the bottom end of the reinforced concrete prefabricated tubular pile core pile through a fan-shaped cover plate, a plurality of second through holes for slurry to pass through are formed in the fan-shaped cover plate so as to be beneficial to downward propelling, and the bottom end of the semicircular conical supporting plate is welded with a steel ring at the bottom end of the reinforced concrete prefabricated tubular pile core pile. After the structure is adopted, under the precondition that the lower end of the core pile is prevented from drooping and the concentricity of the core pile and the pore-forming body is better, the connection and fixation of the core pile bracket and the reinforced concrete prefabricated tubular pile core pile are simpler, firmer and more reliable.
Furthermore, the arc layer board be little semicircular layer board, little semicircular layer board be one or two, every little semicircular layer board lower extreme is fixed with a little semicircle layer board, every little semicircle layer board and every little semicircle layer board all weld the bottom at the core pile outer wall through a connecting plate to support on the lower semi-bore wall of pore-forming body, the little semicircle of every little semicircle layer board and the circle of pore-forming body are concentric. After the structure is adopted, another concrete structure of the arc-shaped supporting plate and the conical arc-shaped supporting plate supported on the lower half hole wall is provided, and the small semicircle of each small semicircular supporting plate is concentric with the circle of the hole forming body, the accuracy of the arc-shaped supporting plate of the core pile bracket on the boundary of the original soil layer of the hole forming body and the cement paste stirring body is higher, the arc-shaped plate of the core pile bracket slides downwards along the lower half hole wall all the time, the lower end of the core pile is further prevented from dropping, the concentricity of the core pile and the hole forming body is better, the concentricity of the core pile and the cement paste rotary spraying stirring pile, namely the coaxiality, is better, the uniformity of the thickness of the cement paste rotary spraying stirring pile wrapping the core pile is further ensured, and the design strength and the bearing capacity of the combined inclined pile and the steel support, namely the foundation pit inclined support, are further improved.
Further, the arc layer board be the little semicircular layer board of polylith second, the little semicircular layer board of polylith second evenly arranges along the core stake periphery, every little semicircular layer board lower extreme of second is fixed with the little semicircular layer board of a second, every little semicircular layer board of second and every little semicircular layer board of second all weld on the core stake outer wall through a connecting plate, the little semicircular layer board of polylith second that evenly distributes along the circumference supports on the circular pore wall of pore-forming body, the little semicircle of the little semicircular layer board of second is with the centre of a circle of pore-forming body. After the structure above the adoption, another concrete structure of arc layer board and the awl arc layer board that support on pore-forming body pore wall is provided, and because the semicircle of every second little semicircle layer board all is concentric with the circle of pore-forming body, the accuracy that the arc layer board of core stake bracket is located on the former soil horizon of pore-forming body and the grout stirring body boundary is higher, the arc board of core stake bracket slides down along the pore wall straight line all the time, further prevent the lower extreme flagging of core stake, make the concentricity of core stake and pore-forming body better, the concentricity that makes core stake and soil cement spout the mixing pile soon is better, the homogeneity that further has guaranteed the soil cement of cladding core stake spouts the mixing pile thickness soon is even, the design intensity and the bearing capacity of the foundation ditch bearing diagonal brace that make up batter pile and steel shotcrete have further been improved.
Drawings
Fig. 1 is the utility model discloses an embodiment structure sketch map (the core stake is steel lattice column) on waiting to implant the core stake that core stake bracket for foundation ditch bearing diagonal construction was used to be located the inclined drilling stirring stake equipment of planting soon.
Fig. 2 is an enlarged schematic view of a in fig. 1.
Fig. 3 is an exploded view of the core pile carrier and apparatus of fig. 1 after changing the angle.
Fig. 4 is an enlarged structural diagram of B in fig. 3.
Fig. 5 is a schematic view of the core stake bracket of fig. 4 after being angled.
Fig. 6 is the utility model discloses another kind of embodiment structure sketch (the core stake is hollow reinforced concrete precast tubular pile) on the core stake is planted to treating on the core stake that is located inclined drilling jet grouting pile planting equipment is used to core stake bracket application for foundation ditch bearing diagonal construction.
Fig. 7 is an enlarged structural view of C in fig. 6.
Fig. 8 is an alternate angle construction of the core stake bracket of fig. 7.
Fig. 9 is an alternate angled construction of the core stake bracket of fig. 8.
Figure 10 is a first schematic structural view of yet another embodiment of the core pile carrier of the present invention.
Figure 11 is a second structural schematic view of yet another embodiment of the core pile carrier of the present invention.
Figure 12 is a third schematic structural view of yet another embodiment of the core pile carrier of the present invention.
Figure 13 is a first structural schematic view of yet another embodiment of the novel core pin cradle of the present invention.
Figure 14 is a schematic structural view of yet another embodiment of the core pile carrier of the present invention.
Figure 15 is a schematic view of a third embodiment of the core pile carrier of the present invention.
Shown in the figure: 1. the device comprises a crane, 2, a terrace surface, 3, a chassis, 4, a hole forming body, 5, a drill bit, 6, a core pile bracket, 7, a lower semi-hole wall, 8, a steel lattice column core pile, 9, an angle adjusting oil cylinder, 10, a pile pressing cap, 11, a power head, 12, an inclined strut frame, 13, a connecting plate, 14, an arc-shaped supporting plate, 15, a conical arc-shaped supporting plate, 16, a first through hole, 17, a reinforced concrete prefabricated pipe pile core pile, 18, a steel frame, 19, a fan-shaped cover plate, 20, a second through hole, 21, a steel ring, 22, a semi-circular supporting plate, 23, a semi-circular conical supporting plate, 24, a first small semi-circular supporting plate, 25, a first small semi-circular supporting plate, 26, a second small semi-circular supporting plate, 27, a second small semi-circular supporting plate, 28 and an upper semi-hole wall.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding the present invention, but the present invention is not limited thereto. In addition, the technical means related to the respective embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, and 15.
The inclined drilling rotary spraying stirring pile planting equipment for the construction foundation pit diagonal bracing comprises a chassis 3 of a host, wherein the chassis 3 generally comprises a travelling mechanism such as a longitudinal moving mechanism and a transverse moving mechanism. The chassis 3 can also be provided with a crane 1. An inclined strut 12 for drilling, rotary spraying, stirring and pile planting is arranged on the chassis 3, and an angle adjusting oil cylinder 9 of the inclined strut 12 is arranged on the chassis 3 and the inclined strut 12. The inclined strut frame 12 is provided with a power head 11 and a pile pressing cap 10, the inclined strut frame 12 is provided with an oil cylinder for connecting a drill rod or detaching the drill rod, the chassis 3 and the inclined strut frame 12 are provided with driving mechanisms for driving the power head 11 and the pile pressing cap 10 to linearly move along the inclined strut frame 12, for example, the chassis 3 and the inclined strut frame 12 are provided with two groups of driving mechanisms which are used for driving the power head 11 and the pile pressing cap 10 to linearly move along the inclined strut frame 12 and are composed of a winch, a steel wire rope and a pulley block, one group is placed and the other group is placed, the power head 11 drives the drill rod and the drill bit 5 to drill downwards, the pile pressing cap 10 presses a core pile or steel support downwards, or one group is placed and the other group is placed, and the power head 11 drives the drill rod and the pile pressing cap 10 to reset or to return. High-pressure cement slurry conveying pipes communicated with a cement slurry source and a pump are arranged in the drill rod and on the drill bit 5, a nozzle is arranged on the drill bit 5, high-pressure cement slurry is sprayed by the nozzle and core pile propulsion is synchronously carried out when the drill bit 5 drills down, the cement slurry source such as a cement slurry pool is arranged on the ground surface 2, and a feed inlet of the high-pressure conveying pump is communicated with the cement slurry pool. The high pressure such as the pressure of the slurry conveying pipe and the pressure of a slurry spraying opening are both 20-35MPa. The inclined drilling rotary spraying stirring pile planting equipment is generally arranged on the terrace surface 2 of a foundation pit to be excavated during construction. The terrace surface 2 is also called a floor. It is not difficult to understand that in the actual construction process, the cement-soil rotary-spraying stirring pile is also sprayed in a rotary mode on the upper portion of the foundation pit bottom plate while drilling and stirring are conducted, however, after the foundation pit bottom plate is excavated, the cement-soil rotary-spraying stirring pile on the upper portion of the foundation pit bottom plate is knocked off, and only steel supports are left on the upper portion of the foundation pit bottom plate. The above is the prior art.
The utility model discloses a core stake bracket for foundation ditch bearing diagonal construction's invention point lies in:
as shown in fig. 1-6, a core pile bracket for foundation pit diagonal bracing construction is provided, the core pile bracket 6 is fixed on the outer wall of the lower end of the core pile, the number of the core pile brackets 6 is one or more, and the core pile bracket 6 comprises an arc-shaped supporting plate 14 supported on the hole wall of the hole forming body 4 and a conical arc-shaped supporting plate 15 fixed on the lower end of the arc-shaped supporting plate 14. The porous body 4 may also be referred to as a drilled hole. The core pile carrier 6 may also be referred to as a core pile support frame and the pallet may also be referred to as a support plate.
As shown in fig. 1-6, in an embodiment of the core pile bracket 6, the arc-shaped supporting plate 14 may be a semicircular supporting plate 22, the semicircular supporting plate 22 is fixed at the bottom of the outer wall of the core pile, the semicircle of the semicircular supporting plate 22 is concentric with the circle of the hole forming body 4, the conical arc-shaped supporting plate 15 is a semicircular conical supporting plate 23, the semicircular supporting plate 22 is supported on the lower wall 7 of the hole forming body 4, and the semicircular conical supporting plate 23 is provided with one or more first through holes 16 for slurry to pass through so as to facilitate the downward propelling of the semicircular conical supporting plate 23 and the core pile bracket 6. If a first through hole 16 is provided, it is generally located at the middle of the width of the semi-conical pallet 23. The semicircular supporting plate 22 and the semicircular conical supporting plate 23 are welded on the lower two angle steels on the outer wall of the rectangular frame of the steel lattice column core pile 8 through a plurality of connecting plates such as two connecting plates.
As shown in fig. 10, fig. 11 and fig. 12, another embodiment of the core pile bracket 6 of the present invention further includes two first small semicircular supporting plates 24 fixed on the top of the outer wall of the core pile and symmetrically supported on the upper semicircular wall 28 of the hole-forming body 4 on the basis of the above semicircular supporting plate 22 and the semicircular conical supporting plate 23, a first small semicircular supporting plate 25 is fixed at the lower end of each first small semicircular supporting plate 24, and each first small semicircular supporting plate 24 and each first small semicircular supporting plate 25 are welded on the outer wall of the core pile through a common connecting plate 13. For example, the two first small semicircular supporting plates 24 and the two first small semicircular supporting plates 25 are respectively welded on the two upper angle steels of the outer wall of the rectangular frame of the steel lattice column core pile 8 through a common connecting plate 13.
As shown in fig. 5, 6, 7, 8 and 9, in yet another embodiment of the core pile bracket 6, the top end of the semicircular supporting plate 22 is welded to the steel frame 18 fixed to the bottom end of the reinforced concrete prefabricated core pile 17 through a fan-shaped cover plate 19, the fan-shaped cover plate 19 is provided with a plurality of second through holes 20 for allowing slurry to pass through so as to facilitate the downward propelling of the core pile bracket 6, and the bottom end of the semicircular conical supporting plate 23 is welded to the steel ring 21 at the bottom end of the reinforced concrete prefabricated core pile 17. The fixing can be realized by welding the steel frame 18 and a steel ring 21 at the bottom end of the reinforced concrete pipe pile core pile 17. Steel ring 21 is commonly referred to in the industry as an end plate.
The core pile carrier 6 may also be another embodiment: the arc layer board be little semicircular layer board, little semicircular layer board be one or two, every little semicircular layer board lower extreme is fixed with a little semicircle layer board, every little semicircle layer board and every little semicircle layer board all pass through a connecting plate welding in the bottom of core pile outer wall to support on the lower semicircle pore wall of pore-forming body, the little semicircle of little semicircle layer board and the circle of pore-forming body are concentric (not shown in the structure chart in this section).
As shown in fig. 13, 14 and 15, in yet another embodiment of the core pile bracket 6, the arc-shaped supporting plate 14 is composed of a plurality of second small semicircular supporting plates 26, the plurality of second small semicircular supporting plates 26 are uniformly distributed along the periphery of the core pile, a second small semicircular supporting plate 27 is fixed at the lower end of each second small semicircular supporting plate 26 as an integral body, each second small semicircular supporting plate 26 and each second small semicircular supporting plate 27 are welded on the outer wall of the core pile through a common connecting plate 13, and for example, the four second small semicircular supporting plates 26 and the four second small semicircular supporting plates 27 are welded on four angles on the outer wall of the steel lattice column 8 through the four connecting plates 13. A plurality of, for example, four second small semicircular supporting plates 26 which are uniformly distributed along the circumference are supported on the circular hole wall of the hole forming body 4, and the small semicircles of the second small semicircular supporting plates 26 are concentric with the circle of the hole forming body 4.
The small semi-circle described above can be understood as a 1/5-1/3 semi-circle; the above-mentioned small semi-conical shape can be understood as a 1/5-1/3 semi-conical shape.
The core pile bracket 6 can be directly welded with the lower end of the steel pipe pile core pile.
The core stake bracket 6 may also be referred to as a core stake tray or core stake holder or core stake bowl. The lower end is understood to include the bottom end. The core pile bracket 6 can be regarded as a component of the inclined drilling rotary spraying stirring pile planting equipment, and can also be understood as an auxiliary device of the inclined drilling rotary spraying stirring pile planting equipment. It will be understood that after each diagonal brace is constructed, the core pile bracket 6 is buried underground together with a core pile such as a steel lattice column core pile 8, a steel pipe pile core pile or a reinforced concrete prefabricated pipe pile core pile 17.
It is easy to understand, spare part all adopt steel preparation to form.
The components or features or quantities not labeled above are not shown in the figures. The drawings are merely schematic representations, given the extent they do not conform to the written description, and the written description will control.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a core stake bracket for foundation ditch bearing diagonal construction which characterized in that: the core pile bracket fix on the outer wall of core pile lower extreme, core pile bracket is one or more, core pile bracket is including supporting the arc layer board on pore-forming body hole wall and fixing the awl arc layer board big-end-up in arc layer board lower extreme.
2. The core pile bracket for foundation pit diagonal bracing construction according to claim 1, wherein: the arc layer board be semi-circular layer board, semi-circular layer board is fixed in the bottom of core pile outer wall, the semicircle of semi-circular layer board and the circle of pore-forming body are concentric, awl arc layer board is semicircle toper layer board, semi-circular layer board supports on the lower semi-pore wall of pore-forming body, have one or more first through-holes that supply mud to pass on the semicircle toper layer board in order to do benefit to propulsion downwards.
3. The core pile bracket for foundation pit diagonal bracing construction according to claim 2, wherein: the core pile is characterized by also comprising two first small semicircular supporting plates which are fixed on the top of the outer wall of the core pile and symmetrically supported on the upper semicircular wall of the pore-forming body, wherein a first small semicircular supporting plate is fixed at the lower end of each first small semicircular supporting plate, and each first small semicircular supporting plate are welded on the outer wall of the core pile through a connecting plate; the semicircular supporting plate and the semicircular conical supporting plate are welded on the outer wall of the core pile through a plurality of connecting plates.
4. The core pile bracket for foundation pit diagonal bracing construction according to claim 2, wherein: the top end of the semicircular supporting plate is welded with a steel frame fixed at the bottom end of the reinforced concrete prefabricated tubular pile core pile through a fan-shaped cover plate, a plurality of second through holes for slurry to pass through are formed in the fan-shaped cover plate so as to be beneficial to downward propelling, and the bottom end of the semicircular conical supporting plate is welded with a steel ring at the bottom end of the reinforced concrete prefabricated tubular pile core pile.
5. The core pile bracket for foundation pit diagonal bracing construction according to claim 1, wherein: the arc layer board be little semicircular layer board, little semicircular layer board be one or two, every little semicircular layer board lower extreme is fixed with a little semicircular layer board, every little semicircular layer board and every little semicircular layer board all weld the bottom at the core pile outer wall through a connecting plate to support on the lower semicircular hole wall of pore-forming body, the little semicircle of little semicircular layer board is with the centre of a circle of pore-forming body.
6. The core pile bracket for foundation pit diagonal bracing construction according to claim 1, wherein: the arc layer board be the little semicircular layer board of polylith second, the little semicircular layer board of polylith second evenly arranges along the core stake periphery, every little semicircular layer board lower extreme of second is fixed with the little semicircular layer board of a second, every little semicircular layer board of second and every little semicircular layer board of second all weld on the core stake outer wall through a connecting plate, the little semicircular layer board of polylith second that evenly distributes along the circumference supports on the circular pore wall of pore-forming body, the little semicircle of the little semicircular layer board of second is with the centre of a circle of pore-forming body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221852510.8U CN217679061U (en) | 2022-07-18 | 2022-07-18 | Core pile bracket for foundation pit diagonal bracing construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221852510.8U CN217679061U (en) | 2022-07-18 | 2022-07-18 | Core pile bracket for foundation pit diagonal bracing construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217679061U true CN217679061U (en) | 2022-10-28 |
Family
ID=83716784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221852510.8U Active CN217679061U (en) | 2022-07-18 | 2022-07-18 | Core pile bracket for foundation pit diagonal bracing construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217679061U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115233667A (en) * | 2022-07-18 | 2022-10-25 | 厦兴科技(浙江)有限公司 | Inclined drilling rotary spraying stirring pile planting equipment |
-
2022
- 2022-07-18 CN CN202221852510.8U patent/CN217679061U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115233667A (en) * | 2022-07-18 | 2022-10-25 | 厦兴科技(浙江)有限公司 | Inclined drilling rotary spraying stirring pile planting equipment |
| CN115233667B (en) * | 2022-07-18 | 2024-04-19 | 厦兴科技(浙江)有限公司 | Inclined drilling rotary spraying stirring pile planting equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217679061U (en) | Core pile bracket for foundation pit diagonal bracing construction | |
| JP6191050B2 (en) | Offshore wind turbine foundations, corresponding offshore wind turbines and methods for installing them on site | |
| US20030094308A1 (en) | Boring device and boring method | |
| CN112096281B (en) | Drilling, pile splicing and pile planting all-in-one machine and construction method thereof | |
| CN211034650U (en) | Cable pay-off rack | |
| CN109083591B (en) | Drilling bored concrete pile body and pile cap integrated drilling pore-forming method | |
| CN111962505A (en) | Double-pile-casing positioning structure of collimation pile, double-pile-casing device, collimation pile and construction method | |
| CN108755729B (en) | CFG pile foundation pile cap and pile body integrated construction device and method | |
| CN217925719U (en) | Concentric positioning frame for drill rod and core pile of inclined drilling rotary spraying stirring pile planting equipment | |
| CN217923534U (en) | Sliding rail bracket device for inclined drilling rotary spraying stirring pile planting equipment | |
| CN217105096U (en) | Deep well support wall concrete pouring and distributing system | |
| CN213476864U (en) | Tower device for building pile construction | |
| CN113323011B (en) | Novel underpinning construction method for steel pipe under existing building foundation | |
| CN217681580U (en) | Drill bit for inclined drilling rotary spraying stirring pile planting equipment | |
| CN112878330A (en) | Precast pile sinking equipment and construction method thereof | |
| CN217679062U (en) | Inclined drilling rotary spraying stirring pile planting equipment | |
| CN115234164A (en) | Inclined drilling rotary spraying stirring pile planting equipment | |
| CN217841527U (en) | Drill bit for inclined drilling rotary spraying stirring pile planting equipment | |
| CN115233667B (en) | Inclined drilling rotary spraying stirring pile planting equipment | |
| CN212335995U (en) | Collimating pile double-pile-casing positioning structure, double-pile-casing device and collimating pile | |
| CN212742535U (en) | Auxiliary centering support for anchor rod of anti-floating anchor rod pile | |
| CN107268447A (en) | A kind of overall peace is torn open connects high operation platform built in formula radial pattern colyliform steel pile casting | |
| CN208830314U (en) | A kind of prefabricated tubular pile stake core soil hole cleaning device | |
| CN217783413U (en) | Drill bit for construction of combined type inclined supporting pile | |
| CN217517583U (en) | Quick accurate positioning pile driving guide frame on water |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |