CN114908771B - Pile-anchor combined slope protection structure for deep foundation pit and construction method thereof - Google Patents
Pile-anchor combined slope protection structure for deep foundation pit and construction method thereof Download PDFInfo
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- CN114908771B CN114908771B CN202210727868.6A CN202210727868A CN114908771B CN 114908771 B CN114908771 B CN 114908771B CN 202210727868 A CN202210727868 A CN 202210727868A CN 114908771 B CN114908771 B CN 114908771B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
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Abstract
The utility model relates to a foundation ditch support field especially relates to a deep basal pit stake anchor combination formula slope protection structure and construction method thereof, and it includes a plurality of anchor rod holes of seting up on the foundation ditch lateral wall, the anchor rod is downthehole to be provided with a support section of thick bamboo, the lateral wall of a support section of thick bamboo is provided with first reinforcement subassembly, first reinforcement subassembly is including fixing the axis of rotation on a support section of thick bamboo and setting up at the epaxial gusset plate of rotation, be provided with on the support section of thick bamboo and be used for driving the gusset plate to keeping away from support section of thick bamboo direction pivoted control assembly, control assembly includes control rope and control panel, the one end of control rope is connected with the one end that the axis of rotation was kept away from to the gusset plate, and the other end is connected with the control panel, the control panel setting is sheathe in the support, and slides along the length direction who supports the cover. This application has the effect that improves foundation ditch lateral wall and strut intensity.
Description
Technical Field
The application relates to the technical field of foundation pit supporting, in particular to a deep foundation pit pile-anchor combined slope protection structure and a construction method thereof.
Background
The foundation pit support is a supporting, blocking, reinforcing and protecting measure adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit. Adopt campshed and stock combination to be the excavation supporting construction commonly used, its supporting construction lays the pile of protecting slope at first on the domatic of foundation ditch, reach the requirement when the intensity of pile of protecting slope, set up the anchor rod hole between two adjacent pile of protecting slope, bury the one end of stock in the anchor rod hole of having drilled, the other end stretches out outside the anchor rod hole, at last to the downthehole concreting of anchor rod makes the stock tail end fix in the soil in the side slope, after the concrete strength reached the requirement, set up the waist rail in the one end that the stock stretches out the foundation ditch.
Aiming at the related technologies, the inventor thinks that the anchor rod is directly placed in the anchor rod hole, and after the concrete is poured, the anchor rod still slides relative to the anchor rod hole, so that the supporting strength effect of the side wall of the foundation pit is poor.
Disclosure of Invention
In order to improve the supporting strength of the side wall of the foundation pit, the application provides a pile-anchor combined type slope protection structure for the deep foundation pit and a construction method of the pile-anchor combined type slope protection structure.
First aspect, the application provides a deep basal pit stake anchor combination formula slope protection structure adopts following technical scheme:
the utility model provides a deep basal pit stake anchor combination formula slope protection structure, includes a plurality of anchor rod holes of seting up on the foundation ditch lateral wall, the downthehole support section of thick bamboo that is provided with of anchor rod, the lateral wall that supports a section of thick bamboo is provided with first reinforcement subassembly, first reinforcement subassembly is including fixing the axis of rotation on supporting a section of thick bamboo and setting up at the epaxial gusset plate that rotates, be provided with on the support section of thick bamboo and be used for driving the gusset plate to keeping away from support section of thick bamboo direction pivoted control assembly, control assembly includes control rope and control panel, the one end that the axis of rotation was kept away from to the one end of control rope and gusset plate is connected, and the other end is connected with the control panel, the control panel setting is sheathe in at the brace, and slides along the length direction who supports the cover.
Through adopting above-mentioned technical scheme, insert downthehole back of stock when supporting a section of thick bamboo, the user promotes the control panel and removes, make the control panel to the direction of keeping away from the axis of rotation remove, drive the control rope removal this moment, under the effect of control rope, drive the gusset plate and rotate along the direction of axis of rotation, make the gusset plate rotate to in the soil of stock hole lateral wall, at last to letting in the concrete in the support section of thick bamboo, under the effect of first reinforcement subassembly, can increase the area of contact of a support section of thick bamboo and soil, improve the fixed effect between a support section of thick bamboo and the soil, fixed cover after the reduction installation and stock hole relative slip appear, the intensity that the improvement foundation ditch lateral wall was strutted.
Optionally, a second reinforcing component is arranged on the reinforcing plate and comprises a reinforcing rod, a connecting rod and a moving rod, the reinforcing rod is connected to the reinforcing plate in a sliding mode and arranged at an angle to the reinforcing plate, one end of the connecting rod is connected with the reinforcing rod in a rotating mode, the other end of the connecting rod is connected with the moving rod in a rotating mode, the moving rod is arranged on the reinforcing plate, and the reinforcing plate slides in the length direction.
Through adopting above-mentioned technical scheme, when the gusset plate rotated the soil on the anchor rod hole lateral wall completely in, the user of service promoted the carriage release lever and removed, under the effect of connecting rod, drove the gusset rod and removed, made the gusset rod stretch the gusset plate, removed in the soil to the area of contact of increase gusset plate and soil further improves the fixed effect of fixed cover, thereby is better to excavation supporting's effect.
Optionally, a push rod for driving the control plate to move in the direction away from the rotating shaft is arranged in the support cylinder.
Through adopting above-mentioned technical scheme, under the effect of catch bar, make things convenient for the user of service to promote the control panel and remove to in conveniently driving the gusset plate and rotating soil.
Optionally, a driving piece is arranged on the pushing rod and used for driving the moving rod to move.
Through adopting above-mentioned technical scheme, under the effect of driving piece, make things convenient for user of service drive carriage release lever to remove.
Optionally, the driving member is provided as a driving block, one end of the driving block, which is far away from the push rod, is provided as an arc-shaped surface, and one end of the moving rod, which is close to the push rod, is provided with an inclined surface.
Through adopting above-mentioned technical scheme, rotate the catch bar, drive the actuating block and rotate, make the arcwall face on the actuating block and the inclined plane butt on the carriage release lever, then continue to rotate the catch bar, under the effect of actuating block, promote the carriage release lever and remove to it is more convenient when promoting the carriage release lever and remove.
Optionally, a positioning spring is arranged between the control ring and the support cylinder, one end of the positioning spring is connected with the control panel, and the other end of the positioning spring is connected with the inner wall of the support cylinder.
Through adopting above-mentioned technical scheme, under the effect of location spring, under the condition that does not have external force, can play the supporting role to the control panel, prevent that the control panel from driving the control rope and removing under the action of gravity to prevent when an installation support section of thick bamboo, the gusset plate rotates to the direction of keeping away from a support section of thick bamboo, makes more convenient when an installation support section of thick bamboo.
Optionally, the inner wall of the supporting cylinder is provided with a sliding groove, the sliding groove is arranged along the length direction of the supporting cylinder, the sliding groove is connected with a sliding block in a sliding mode, the sliding block is arranged on the pushing rod, one end, far away from the side wall of the foundation pit, of the sliding groove is provided with a connecting groove, the connecting groove is arranged along the length direction of the sliding groove perpendicular to the sliding groove, and when the sliding block rotates to the connecting groove, the pushing rod is fixed along the moving direction of the sliding groove.
Through adopting above-mentioned technical scheme, rotate the catch bar, when the catch bar drives the drive block and rotates, can make the slider rotate to the spread groove in to carry on spacingly along support barrel length direction to the catch bar.
Optionally, a locking assembly is arranged in the sliding block and comprises a locking rod and a locking spring, one end of the locking spring is connected with the locking rod, the other end of the locking spring is connected with the sliding block, a locking groove is formed in the side wall of the connecting groove, and the locking spring is used for pushing the locking rod to move into the locking groove. ,
through adopting above-mentioned technical scheme, when rotating the catch bar, when the drive block just promoted the anchor strut and stretches out completely, the slider rotated the spread groove, then pushed the locking lever under locking spring's effect and removed the locking inslot to fix the catch bar at a support section of thick bamboo circumference.
Optionally, a limiting block is arranged on the reinforcing plate and used for limiting the position of the reinforcing rod.
Through adopting above-mentioned technical scheme, after the gusset plate rotated soil, under the effect of stopper, can prevent that the anchor strut from breaking away from the gusset plate to it is more stable when using.
In a second aspect, the present application further provides a deep foundation pit pile-anchor combined slope protection structure and a construction method thereof, which adopts the following technical scheme:
optionally, S1: inserting the support cylinder into the anchor rod hole;
s2: the pushing rod is pushed to drive the control plate to move, and the reinforcing plate is driven to rotate towards the direction far away from the supporting cylinder under the action of the control rope;
s3: when the direction of the reinforcing plate is vertical to that of the pushing rod, the pushing rod is rotated to drive the driving block to rotate, the driving block pushes the movable rod to move, and the reinforcing rod is driven to move in the direction away from the reinforcing plate under the action of the connecting rod;
s4: when the reinforcing rod is completely extended out, the locking rod corresponds to the locking groove, and the locking rod is pushed to move into the locking groove under the action of the locking spring, so that the pushing rod is fixed;
s5: and pouring concrete in the supporting cylinder after installation, and finally installing a waist beam at one end of the supporting cylinder, which extends out of the side wall of the foundation pit.
Through adopting above-mentioned technical scheme, can increase the area of contact of supporting cover and foundation ditch lateral wall soil, further improve the fixed effect of a support section of thick bamboo, realize improving the intensity that foundation ditch lateral wall strutted.
Drawings
Fig. 1 is a schematic connection diagram of a foundation pit and a support cylinder according to an embodiment of the present application.
FIG. 2 is a cross-sectional view of a support cylinder of an embodiment of the present application.
Fig. 3 is an enlarged view of a point a in fig. 2.
Fig. 4 is a schematic view of a first reinforcing member and a second reinforcing member according to an embodiment of the present application.
FIG. 5 is a schematic view of a pusher arm and locking assembly of an embodiment of the present application.
Fig. 6 is an enlarged view at B in fig. 5.
Reference numerals are as follows: 1. an anchor rod hole; 11. a support cylinder; 12. mounting grooves; 13. a first abdicating groove; 14. a positioning spring; 15. a second abdicating groove; 2. a first reinforcement member; 21. a rotating shaft; 22. a reinforcing plate; 3. a control component; 31. a control cord; 32. a control panel; 4. a push rod; 41. a chute; 42. a slider; 43. connecting grooves; 44. positioning a groove; 45. a locking groove; 5. a locking assembly; 51. a locking lever; 52. a locking spring; 6. a second reinforcement member; 61. a reinforcing rod; 62. a connecting rod; 63. a travel bar; 7. a limiting groove; 8. a drive member; 81. the block is driven.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses deep basal pit stake anchor combination formula slope protection structure. Referring to fig. 1 and 2, a deep foundation pit pile anchor combination formula slope protection structure includes anchor rod hole 1, anchor rod hole 1 is seted up on the foundation pit lateral wall, and be angle setting with the foundation pit lateral wall, be provided with a supporting cylinder 11 in the anchor rod hole 1, be provided with a plurality of first reinforcement subassembly 2 and a plurality of control assembly 3 on the supporting cylinder 11, and every control assembly 3 and every first reinforcement subassembly 2 one-to-one, control assembly 3 is used for driving first reinforcement subassembly 2 to rotate to the soil in, on the one hand, improve the area of contact between supporting cylinder 11 and the soil, on the other hand reduces the relative slip between support cover and anchor rod hole 1.
Referring to fig. 1 and 2, in order to improve the fixing effect of the support cylinder 11 in the soil and reduce the relative sliding between the support cylinder 11 and the anchor rod hole 1, in the present embodiment, three first reinforcement members 2 are provided along the circumferential direction of the support cylinder 11, and three sets of the first reinforcement members 2 are also provided along the length direction of the support cylinder 11, each set including three first reinforcement members 2. The shape and structure of each first reinforcing component 2 are the same, in this embodiment, a specific description is given for one first reinforcing component 2, and the description of the other first reinforcing components 2 is omitted in this embodiment.
Referring to fig. 2 and 3, a mounting groove 12 is formed in a side wall of the support cylinder 11, the mounting groove 12 penetrates through the side wall of the support cylinder 11, the mounting groove 12 is formed along a length direction of the support cylinder 11, and the first reinforcing component 2 is arranged in the mounting groove 12; with reference to fig. 4, the first reinforcing component 2 includes a rotating shaft 21 and a reinforcing plate 22, the rotating shaft 21 is rotatably connected to the side wall of the mounting groove 12, one end of the reinforcing plate 22 is fixed to the rotating shaft 21, when the supporting cylinder 11 is mounted, the surface of the reinforcing plate 22 and the surface of the supporting cylinder 11 are on the same plane, when the supporting cylinder 11 is mounted, the mounting groove 12 can be sealed more conveniently, and in addition, under the effect of the reinforcing plate 22, soil is prevented from entering the supporting cylinder 11 when the mounting is performed.
Referring to fig. 2 and 3, the control assembly 3 includes a control rope 31 and a control board 32, one end of the control rope 31 is fixed to one end of the reinforcing plate 22 far away from the rotating shaft 21, the other end of the control rope is fixed to the control board 32, the control board 32 slides inside the supporting cylinder 11 and slides along the length direction of the supporting cylinder 11, a yielding groove 13 is formed in the surface of the reinforcing plate 22, the control rope 31 is arranged in the yielding groove 13, and under the action of the yielding groove 13, the control rope 31 can be embedded into the reinforcing plate 22, so that the surface of the reinforcing plate 22 is always on the same plane as the surface of the supporting cylinder 11. When the supporting cylinder 11 is completely inserted into the anchor rod hole 1, the control plate 32 is pushed, the control plate 32 drives the control rope 31 to move, so that the reinforcing plate 22 rotates towards the direction far away from the supporting cylinder 11, at the moment, the reinforcing plate 22 rotates into the soil, the mounting groove 12 is completely opened, the concrete poured into the supporting cylinder 11 can flow into a cavity formed by the rotation of the reinforcing plate 22 from the mounting groove 12, and the firmness between the supporting cylinder 11 and the soil is improved. In order to improve the strength of the control rope 31 and the control plate 32, in this embodiment, the control rope 31 and the control plate 32 are made of iron, aluminum, or other materials, and in this embodiment, the control rope 31 and the control plate 32 are made of iron materials.
Referring to fig. 2 and 3, in order to prevent the control plate 32 from sliding under the action of gravity when the support cylinder 11 is installed, and thus the reinforcing plate 22 rotates away from the support cylinder 11, a positioning spring 14 is arranged between the control plate 32 and the support cylinder 11, one end of the positioning spring 14 is welded to the control plate 32, the other end of the positioning spring 14 is welded to the inner wall of the support cylinder 11, when the positioning spring 14 is at a natural length, the positioning spring 14 supports the control plate 32, the surface of the reinforcing plate 22 is just on the same plane with the outer side surface of the support cylinder 11, and when the reinforcing plate 22 rotates, the positioning spring 14 is in a compressed state.
Referring to fig. 2 and 3, in order to facilitate the rotation of the push control plate 32, a push rod 4 is arranged in the support cylinder 11, the push rod 4 and the support cylinder 11 are coaxially arranged, the cross section of the push rod 4 is smaller than that of the support cylinder 11, one end of the push rod 4 abuts against the surface of the control plate 32, and the other end of the push rod extends out of the support cylinder 11; in order to be more stable when pushing the control plate 32. Referring to fig. 5, a sliding groove 41 is formed in the inner wall of the support cylinder 11, the sliding groove 41 is formed along the length direction of the support cylinder 11, one end of the sliding groove is open, the other end of the sliding groove is closed, a sliding block 42 is slidably connected in the sliding groove 41, the sliding block 42 is fixed on the push rod 4, and under the action of the sliding block 42, the push rod 4 can only slide along the length direction of the support cylinder 11.
Referring to fig. 5 and 6, in order to fix the moved push rod 4, a connecting groove 43 is formed in the inner wall of the support cylinder 11, the connecting groove 43 is formed in the circumferential direction of the inner wall of the support cylinder 11, the connecting groove 43 is communicated with the sliding groove 41, the connecting groove 43 and the sliding groove 41 form an L shape, the push rod 4 is pushed, when the push rod 4 cannot be pushed, the reinforcing plate 22 and the support cylinder 11 are vertically arranged, then the push rod 4 is rotated, the sliding block 42 is rotated into the connecting groove 43 from the sliding groove 41, and at this time, the push rod 4 cannot slide along the length direction of the support cylinder 11.
Referring to fig. 5 and 6, in order to prevent the sliding block 42 rotating in the connecting groove 43 from rotating, a positioning groove 44 is provided on the sliding block 42, the positioning groove 44 is opened along the length direction of the support cylinder 11, and one side of the positioning groove 44 away from the control plate 32 is provided with an opening, a locking assembly 5 is provided in the positioning groove 44, and the pushing rod 4 can be limited in the circumferential direction by the locking assembly 5.
Referring to fig. 5 and 6, the locking assembly 5 includes a locking rod 51 and a locking spring 52, the locking rod 51 is slidably connected in the positioning groove 44, one end of the locking spring 52 is welded on one side of the locking rod 51 extending into the positioning groove 44, the other end of the locking spring is welded on the inner bottom wall of the positioning groove 44, a side wall of the connecting groove 43 far away from the control plate 32 is provided with a locking groove 45, and when the pushing spring pushes the locking rod 51 to move to the locking groove 45, the pushing rod 4 cannot rotate in the support cylinder 11. Because the sliding block 42 does not rotate to the connecting groove 43, under the action of the locking spring 52, the locking rod 51 extends out of the surface of the sliding block 42, in order to facilitate the sliding block 42 to rotate to the connecting groove 43, one end of the locking rod 51 far away from the locking spring 52 is set to be a chamfer, one side of the connecting groove 43 close to the sliding groove 41 is provided with a slope, under the action of the slope, when the pushing rod 4 is rotated, the locking rod 51 can be pushed to move to the positioning groove 44, and when the sliding block 42 completely rotates to the connecting groove 43 and the locking rod 51 corresponds to the locking groove 45, the locking spring 52 pushes the locking rod 51 to move to the locking groove 45.
Referring to fig. 3 and 4, in order to increase the contact area between the reinforcing plates 22 and the soil, thereby improving the supporting strength of the foundation pit, the second reinforcing members 6 are provided on the reinforcing plates 22, and one second reinforcing member 6 is provided on each reinforcing plate 22, thereby better fixing the support cylinder 11. In this embodiment, a detailed description is given for one second reinforcing component 6, and other identical second reinforcing components 6 are not described in detail in this embodiment.
Referring to fig. 3 and 4, the second reinforcement assembly 6 includes a reinforcement rod 61, a connecting rod 62, and a moving rod 63, and the connecting rod 62 has one end rotatably connected to the reinforcement rod 61 and the other end rotatably connected to the moving rod 63. The reinforcing rods 61 and the reinforcing plate 22 are disposed at an angle, in this embodiment, the reinforcing plate 22 and the reinforcing rods 61 are perpendicular, for example, through holes are formed along the direction perpendicular to the length direction of the reinforcing plate 22, and the reinforcing rods 61 are slidably connected to the reinforcing plate 22. When the support cylinder 11 is installed, one end of the reinforcing rod 61 is flush with the surface of the reinforcing plate 22, and the other end is disposed inside the support cylinder 11. When the reinforcing plate 22 is driven to rotate, the second reinforcing member 6 and the reinforcing plate 22 rotate simultaneously, and when the reinforcing plate 22 is perpendicular to the support cylinder 11, the moving rod 63 is pushed, and the reinforcing rod 61 is pushed to extend out of the reinforcing plate 22 and move into the soil by the connecting rod 62. In order to prevent the reinforcing rod 61 from pushing the control rope 31 to move when moving, in the embodiment, the reinforcing rod 61 and the connecting rod 62 are both provided with the second abdicating groove 15, and the second abdicating groove 15 is formed along the length direction of the reinforcing rod 61.
Referring to fig. 3 and 4, in order to prevent the reinforcing plate 22 from being rotated, the reinforcing rod 61 is separated from the reinforcing plate 22, a limiting block is welded on the side wall of the through hole in the reinforcing plate 22, a limiting groove 7 is formed in the reinforcing rod 61, the limiting groove 7 is arranged along the length direction of the reinforcing rod 61, when the mounting groove 12 is sealed, one end of the limiting groove 7 close to the support cylinder 11 is open, the other end of the limiting groove is closed, the reinforcing plate 22 and the reinforcing plate 22 are vertically arranged along with the rotation of the reinforcing plate 22, and the limiting block is abutted to the closed side of the limiting groove 7.
Referring to fig. 3 and 4, the moving rod 63 is slidably connected to the reinforcing plate 22 and slides along the length direction of the reinforcing plate 22, specifically, a T-shaped groove is formed in one side of the reinforcing plate 22 close to the support cylinder 11, a T-shaped block is slidably connected in the T-shaped groove, the T-shaped block is slidably connected in the T-shaped groove and welded on the moving rod 63, and by the arrangement of the T-shaped block and the T-shaped groove, the moving rod 63 can be prevented from being separated from the reinforcing plate 22 during moving, and the moving rod 63 can be positioned on the other side, so that the moving rod 63 can only move along the length direction of the reinforcing plate 22. In this embodiment, in order to facilitate the moving rod 63 to push the reinforcing rod 61 to move, an end of the connecting rod 62 away from the moving rod 63 is inclined toward the side wall of the foundation pit.
Referring to fig. 3 and 4, a driving member 8 is arranged on the push rod 4, in this embodiment, the driving member 8 is arranged as a driving block 81, the driving block 81 is welded on the push rod 4, the driving block 81 is used for pushing the movable rod 63 to move, one side of the driving block 81, which is away from the push rod 4, is arranged as an arc surface, one end of the movable rod 63, which is away from the reinforcing rod 61, is arranged as an inclined surface, the push rod 4 is rotated, the arc surface on the driving block 81 is abutted to the inclined surface on the movable rod 63, then the push rod 4 is continuously rotated, the driving block 81 is used for pushing the movable rod 63 to move towards the reinforcing rod 61, under the action of the connecting rod 62, the reinforcing rod 61 is pushed to extend out of the reinforcing plate 22, and the supporting cylinder 11 is further fixed.
Referring to fig. 3 and 4, the number of the driving blocks 81 is the same as that of the first reinforcing assembly 2, in this embodiment, three driving blocks 81 are arranged along the circumference of the push rod 4, three driving blocks are arranged along the length direction of the push rod 4, when the push rod 4 is rotated, and the driving blocks 81 drive the reinforcing rod 61 to completely move into the soil, the locking rod 51 just corresponds to the locking groove 45, and the locking rod 51 is pushed to move into the locking groove 45 under the action of the locking spring 52.
The implementation principle of the deep foundation pit pile anchor combined slope protection structure provided by the embodiment of the application is as follows: when the foundation pit is supported, firstly, an anchor rod hole 1 is formed in the side wall of the foundation pit, the supporting cylinder 11 is placed in the anchor rod hole 1, then the control plate 32 is pushed to move through the push rod 4, when the reinforcing plate 22 is perpendicular to the supporting cylinder 11, the push rod 4 is rotated, the driving block 81 pushes the moving rod 63 to move, and finally the reinforcing rod 61 is moved into soil, so that the supporting cylinder 11 is fixed twice, relative sliding between the supporting cylinder 11 and the anchor rod hole 1 is reduced, and the supporting effect on the side wall of the foundation pit is improved.
The embodiment of the application also discloses a deep foundation pit pile anchor combined slope protection structure and a construction method thereof, and the deep foundation pit pile anchor combined slope protection structure comprises the following steps:
s1: inserting the supporting cylinder 11 into the anchor rod hole 1;
s2: pushing the push rod 4 to make the push rod 4 drive the control plate 32 to move, and driving the reinforcing plate 22 to rotate in a direction away from the support cylinder 11 under the action of the control rope 31;
s3: when the reinforcing plate 22 is perpendicular to the length direction of the push rod 4, the push rod 4 is rotated, so that the push rod 4 drives the driving block 81 to rotate, the driving block 81 pushes the movable rod 63 to move, and the reinforcing rod 61 is driven to move in a direction away from the reinforcing plate 22 under the action of the connecting rod 62;
s4: when the reinforcing rod 61 is completely extended, the locking rod 51 corresponds to the locking groove 45, and under the action of the locking spring 52, the locking rod 51 is pushed to move into the locking groove 45, so that the push rod 4 is fixed;
s5: and pouring concrete in the supporting cylinder 11 after installation, and finally installing a waist beam at one end of the supporting cylinder 11 extending out of the side wall of the foundation pit.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (5)
1. The utility model provides a deep basal pit stake anchor combination formula slope protection structure, includes a plurality of anchor rod holes (1) of seting up on the foundation ditch lateral wall, its characterized in that: a support cylinder (11) is arranged in the anchor rod hole (1), a first reinforcing component (2) is arranged on the side wall of the support cylinder (11), the first reinforcing component (2) comprises a rotating shaft (21) which rotates on the support cylinder (11) and a reinforcing plate (22) which is arranged on the rotating shaft (21), a control component (3) which is used for driving the reinforcing plate (22) to rotate towards the direction far away from the support cylinder (11) is arranged on the support cylinder (11), the control component (3) comprises a control rope (31) and a control plate (32), one end of the control rope (31) is connected with one end, far away from the rotating shaft (21), of the reinforcing plate (22), the other end of the control rope is connected with the control plate (32), and the control plate (32) is arranged on the support cylinder (11) and slides along the length direction of the support cylinder (11); the reinforcing plate (22) is provided with a second reinforcing assembly (6), the second reinforcing assembly (6) comprises a reinforcing rod (61), a connecting rod (62) and a moving rod (63), the reinforcing rod (61) is connected to the reinforcing plate (22) in a sliding mode, one end of the connecting rod (62) is connected with the reinforcing rod (61) in a rotating mode, the other end of the connecting rod (62) is connected with the moving rod (63) in a rotating mode, and the moving rod (63) is arranged on the reinforcing plate (22) and slides in the length direction of the reinforcing plate (22); under the action of the connecting rod (62), the reinforcing rod (61) is pushed to extend out of the reinforcing plate (22); a push rod (4) used for driving the control plate (32) to move towards the direction away from the rotating shaft (21) in the supporting cylinder (11) is arranged in the supporting cylinder (11); a driving piece (8) is arranged on the push rod (4), and the driving piece (8) is used for driving the moving rod (63) to move; the driving piece (8) is arranged to be a driving block (81), one end, far away from the push rod (4), of the driving block (81) is arranged to be an arc-shaped surface, the number of the driving block (81) is the same as that of the first reinforcing assembly (2), and one end, close to the push rod (4), of the moving rod (63) is provided with an inclined surface.
2. The deep foundation pit pile-anchor combined slope protection structure of claim 1, wherein: be provided with between control panel (32) and the support barrel (11) positioning spring (14), positioning spring's (14) one end is connected with control panel (32), the other end and support barrel (11) inner wall connection.
3. The deep foundation pit pile-anchor combined slope protection structure of claim 1, wherein: the utility model discloses a foundation ditch, including a support section of thick bamboo, spout (41) have been seted up on the inner wall of a support section of thick bamboo (11), the length direction setting of a support section of thick bamboo (11) is followed in spout (41), sliding connection has slider (42) in spout (41), slider (42) set up on catch bar (4), the one end that the foundation ditch lateral wall was kept away from in spout (41) is provided with spread groove (43), the length direction setting of perpendicular to spout (41) is followed in spread groove (43), when slider (42) rotated spread groove (43), catch bar (4) are fixed along the direction that spout (41) removed.
4. The deep foundation pit pile-anchor combined slope protection structure of claim 3, wherein: set up locking Assembly (5) in slider (42), locking Assembly (5) include check lock lever (51) and locking spring (52), the one end and check lock lever (51) of locking spring (52) are connected, and the other end is connected with slider (42), locking groove (45) have been seted up on the lateral wall of spread groove (43), locking spring (52) are used for promoting check lock lever (51) and move in locking groove (45).
5. A construction method of a deep foundation pit pile-anchor combined slope protection structure is characterized by comprising the following steps: the pile-anchor combined slope protection structure for the deep foundation pit, which is used as the claim 4, comprises the following steps:
s1: inserting the supporting cylinder (11) into the anchor rod hole (1);
s2: the push rod (4) is pushed, so that the push rod (4) drives the control plate (32) to move, and the reinforcing plate (22) is driven to rotate towards the direction far away from the support cylinder (11) under the action of the control rope (31);
s3: when the reinforcing plate (22) is perpendicular to the pushing rod (4), the pushing rod (4) is rotated to enable the pushing rod (4) to drive the driving block (81) to rotate, the driving block (81) pushes the movable rod (63) to move, and the reinforcing rod (61) is driven to move in the direction away from the reinforcing plate (22) under the action of the connecting rod (62);
s4: when the reinforcing rod (61) is completely extended out, the locking rod (51) corresponds to the locking groove (45), and under the action of the locking spring (52), the locking rod (51) is pushed to move into the locking groove (45), so that the push rod (4) is fixed;
s5: after installation, concrete is poured into the supporting cylinder (11), and finally a waist beam is installed at one end, extending out of the side wall of the foundation pit, of the supporting cylinder (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210727868.6A CN114908771B (en) | 2022-06-24 | 2022-06-24 | Pile-anchor combined slope protection structure for deep foundation pit and construction method thereof |
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| CN202210727868.6A CN114908771B (en) | 2022-06-24 | 2022-06-24 | Pile-anchor combined slope protection structure for deep foundation pit and construction method thereof |
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| CN114908771B true CN114908771B (en) | 2022-11-29 |
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| CN115434342B (en) * | 2022-10-08 | 2023-10-20 | 上海金鹿建设(集团)有限公司 | High side slope supporting structure and construction method |
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| CN213805446U (en) * | 2020-11-30 | 2021-07-27 | 安徽省瀚景建设发展有限公司 | Environment-friendly municipal garden engineering side slope reinforcing apparatus |
| CN113356201A (en) * | 2021-06-26 | 2021-09-07 | 武汉世纪宏基工程技术有限公司 | High-rise building foundation pile foundation construction method |
| CN216339332U (en) * | 2021-10-30 | 2022-04-19 | 商丘市水利建筑勘测设计院 | River course bank protection reinforced structure |
| CN216739680U (en) * | 2021-12-13 | 2022-06-14 | 武汉立诚岩土工程有限公司 | Broken rock slope support reinforced structure |
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