CN113047313A - Anchor pile supporting slope protection pile structure - Google Patents
Anchor pile supporting slope protection pile structure Download PDFInfo
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- CN113047313A CN113047313A CN202110322661.6A CN202110322661A CN113047313A CN 113047313 A CN113047313 A CN 113047313A CN 202110322661 A CN202110322661 A CN 202110322661A CN 113047313 A CN113047313 A CN 113047313A
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- pile
- reinforcement cage
- support
- support ring
- slope protection
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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
- E02D17/20—Securing of slopes or inclines
- E02D17/207—Securing of slopes or inclines with means incorporating sheet piles or piles
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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
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
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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
- E02D5/22—Piles
- E02D5/54—Piles with prefabricated supports or anchoring parts; Anchoring piles
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- Mining & Mineral Resources (AREA)
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- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The utility model relates to an anchor pile supporting slope protection pile structure, which belongs to the technical field of slope protection piles, and adopts the main technical scheme that the structure comprises a pile hole, a reinforcement cage and a pile body, wherein the pile hole is a cylindrical hole, the reinforcement cage is a cylindrical structure, a centering mechanism is arranged on the reinforcement cage, and the pile body is formed by pouring concrete into the pile hole; the centering mechanism comprises a support assembly and a power assembly, the support assembly comprises a support ring and at least three support rods, the end parts of the support rods are hinged to the support ring, the support ring is arranged inside the reinforcement cage, the support rods are connected with the reinforcement cage in a sliding mode, and the end parts of the support rods, which are far away from the support ring, extend out of the reinforcement cage; the power assembly is used for driving the support ring to move along the length direction of the reinforcement cage. This application has the effect that makes the steel reinforcement cage can be in the central point of protecting the slope stake and put.
Description
Technical Field
The application relates to the technical field of slope protection piles, in particular to an anchor pile supporting slope protection pile structure.
Background
The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation. The person who is not excavated can use the method of putting the side slope to stabilize the earth slope, and the size of the slope is determined according to the relevant construction regulations. When a building is excavated deeply and nearby, a foundation pit wall supporting method and a concrete-sprayed wall protecting method can be used, and large foundation pits need to be protected from outside soil layer collapse by adopting methods such as interlocking of underground continuous walls and column-type cast-in-situ bored piles.
The slope protection pile is a pile which is driven along the side of the foundation pit and used for preventing the collapse of the side slope, is usually a measure adopted under the condition that the effective width working face of the side slope is not enough, has the effect that the slope protection pile can prevent the displacement and the sinking of the original engineering foundation which is close to, and ensures the safety of constructors and engineering facilities in the foundation pit.
To reinforced concrete structure's bank protection stake, its inside generally is equipped with the steel reinforcement cage, and the steel reinforcement cage can play the effect of restraint to pile body concrete, makes it to bear certain axial tension.
The main technical scheme of the thick-impurity soil-filling foundation pit slope protection pile structure disclosed by the patent document with the granted publication number of CN205712130U is that the thick-impurity soil-filling foundation pit slope protection pile structure comprises a slope protection pile, a steel reinforcement cage, an early-stage supporting layer, a fixed anchor rod and an early-stage supporting rod; wherein, set up steel reinforcement cage in the middle of the slope protection stake, slope protection stake and earlier stage support layer fixed connection, steel reinforcement cage and slope protection stake fixed connection, earlier stage support layer inboard is provided with a plurality of fixed stock, fixed stock and slope protection stake fixed connection, and earlier stage support layer outside is provided with the earlier stage support pole of irregular shape, supports pole and miscellaneous back-up layer fixed connection in earlier stage. The thick miscellaneous foundation pit slope protection pile structure can achieve the purpose of foundation pit support in miscellaneous filling.
In view of the above-mentioned related technologies, the inventor believes that when the above-mentioned thick and miscellaneous foundation pit slope protection pile structure is constructed, the position of the reinforcement cage is easily deviated from the center of the slope protection pile, so that the reinforcement cage and the slope protection pile cannot be completely aligned, and thus the strength of the slope protection pile is affected after the concrete is poured into the pile, and therefore, it is necessary to improve the structure.
Disclosure of Invention
In order to make the steel reinforcement cage can be in the central point of protecting the slope stake and put, this application provides an anchor pile struts slope protection pile structure.
The application provides a pair of slope protection stake structure is strutted to anchor pile adopts following technical scheme:
an anchor pile supporting slope protection pile structure comprises a pile hole, a steel reinforcement cage and a pile body, wherein the pile hole is a cylindrical hole, the steel reinforcement cage is of a cylindrical structure, a centering mechanism is mounted on the steel reinforcement cage, and the pile body is formed by pouring concrete into the pile hole; the centering mechanism comprises a support assembly and a power assembly, the support assembly comprises a support ring and at least three support rods, the end parts of the support rods are hinged to the support ring, the support ring is arranged inside the reinforcement cage, the support rods are connected with the reinforcement cage in a sliding mode, and the end parts of the support rods, which are far away from the support ring, extend out of the reinforcement cage; the power assembly is used for driving the support ring to move along the length direction of the reinforcement cage.
Through adopting above-mentioned technical scheme, when the position centering in steel reinforcement cage and stake hole needs, at first place the steel reinforcement cage in the stake hole, use power component to drive the support ring and remove along the length direction of steel reinforcement cage, thereby it rotates around the support ring to drive the bracing piece, and then can make the tip of bracing piece support on the inner wall in stake hole, continue to move the support ring and can make the relative steel reinforcement cage of bracing piece slide, and promote the steel reinforcement cage, force the axis of steel reinforcement cage and the centre of a circle of support ring coincide mutually, because the centre of a circle of support ring and the central axis coincidence in stake hole, consequently can realize the purpose with the position centering of steel reinforcement cage.
Optionally, the steel reinforcement cage includes a plurality of perpendicular muscle and a plurality of horizontal muscle, erects the muscle and is rectangular shape, and a plurality of perpendicular muscle enclose into tubular structure, horizontal muscle and perpendicular muscle reciprocal anchorage, every all fixed being provided with the frame that slides on the bracing piece, every frame that slides each cover is established one erect on the muscle.
Through adopting above-mentioned technical scheme, the frame that slides can slide a section distance for erecting the muscle to after the tip of bracing piece supported on the inner wall in stake hole, the tip of the frame that slides continues to remove and can play the impetus to erecting the muscle, and then provides the motive force for the centering of steel reinforcement cage.
Optionally, the height of the supporting rod hinged at the end of the supporting ring is lower than the height of the supporting rod far away from the end of the supporting ring; the inner ring of the support ring is provided with a key groove, the power assembly comprises a pull rod, a stop key matched with the key groove in shape is fixedly arranged on the pull rod, and the pull rod penetrates through the support ring.
Through adopting above-mentioned technical scheme, the pulling pull rod can make the backstop key support on the support ring to produce the motive force to the support ring, realize driving the purpose that the support ring removed, and the keyway can make the pull rod follow freely penetrating or wearing out in the support ring.
Optionally, the power assembly further comprises a collar fixed to an end of the pull rod.
Through adopting above-mentioned technical scheme, the staff wears to establish the pull rod in the support intra-annular after, exerts the pulling force through hoisting equipment such as hoist on the lantern ring and can realize the purpose of upwards pulling the pull rod, and the lantern ring can make things convenient for wearing to establish or fix of objects such as rope, makes the pulling to the pull rod can be more convenient.
Optionally, the support assembly further includes support sheets, and an end of each support rod departing from the support ring is hinged to one of the support sheets.
Through adopting above-mentioned technical scheme, the backing sheet can increase the area of contact that the bracing piece supported on stake downthehole wall to the inner wall of avoiding the tip of bracing piece to insert the stake hole leads to the central point of support ring to put and takes place the skew, and then is favorable to guaranteeing that the position of steel reinforcement cage can be more accurate with stake hole centering.
Optionally, two sets of support assemblies are arranged above and below the reinforcement cage.
Through adopting above-mentioned technical scheme, set up two sets of supporting components from top to bottom and can make the steel reinforcement cage when the centering, have two strong points on the inner wall in stake hole to the position that is favorable to making the steel reinforcement cage can be more stable when the adjustment.
Optionally, a hemispherical ball cage is arranged at the bottom of the reinforcement cage, and the ball cage is welded and fixed with the vertical ribs.
Through adopting above-mentioned technical scheme, when carrying out the centering to the position of steel reinforcement cage, the steel reinforcement cage supports the bottom in stake hole through the ball cage to increased the area of contact of steel reinforcement cage and stake hole bottom, be favorable to reducing the steel reinforcement cage and receive too big frictional resistance at the in-process that removes, make steel reinforcement cage's centering convenient and fast more.
Optionally, a wall protecting cylinder is arranged in the pile hole, and the wall protecting cylinder is abutted against the inner wall of the pile hole.
Through adopting above-mentioned technical scheme, a dado section of thick bamboo can be strutted the inner wall in stake hole, reduces the probability that stake hole lateral wall collapses, and a dado section of thick bamboo can also make the tip of the bracing piece of supporting component support in hard position to when the position of steel reinforcement cage was adjusted, a dado section of thick bamboo can make the centre of a circle position of support ring remain stable.
Optionally, the retaining wall cylinder comprises a cylinder part and a conical part which are integrally connected, the plurality of retaining wall cylinders are arranged in sequence and continuously along the direction of the pile hole, and the cylinder part is sleeved on the conical part of the adjacent retaining wall cylinder.
By adopting the technical scheme, when the wall protection cylinders are installed, the cylindrical parts are sleeved on the adjacent conical parts, and the respective positions can be mutually limited, so that the stability of the whole formed by connecting a plurality of wall protection cylinders is ensured.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the positions of the reinforcement cage and the pile hole need to be aligned, the reinforcement cage is firstly placed in the pile hole, the power assembly is used for driving the support ring to move along the length direction of the reinforcement cage, so that the support rod is driven to rotate around the support ring, the end part of the support rod can be abutted against the inner wall of the pile hole, the support ring is continuously moved to enable the support rod to slide relative to the reinforcement cage, the reinforcement cage is pushed, the central axis of the reinforcement cage is forced to coincide with the center of the support ring, and the purpose of aligning the positions of the reinforcement cage can be realized because the center of the support ring coincides with the central axis of the pile hole;
2. the sliding frame can slide for a certain distance relative to the vertical ribs, so that after the end part of the supporting rod abuts against the inner wall of the pile hole, the end part of the sliding frame continuously moves to push the vertical ribs, and further, a pushing force is provided for centering of the reinforcement cage;
3. the pulling pull rod can enable the stop key to abut against the support ring, so that a pushing force is generated on the support ring, the purpose of driving the support ring to move is achieved, and the key groove can enable the pull rod to freely penetrate into or penetrate out of the support ring.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a schematic view of a portion of the structure at a in fig. 1, in order to show the support assembly.
Fig. 3 is a schematic structural view of the wall protecting cylinder.
Description of reference numerals: 1. pile holes; 2. a reinforcement cage; 21. erecting ribs; 22. transverse ribs; 3. a centering mechanism; 31. a support assembly; 311. a support ring; 3111. a keyway; 312. a support bar; 3121. a sliding frame; 313. a support sheet; 32. a power assembly; 321. a pull rod; 3211. a stop key; 322. a collar; 4. a ball cage; 5. a wall protecting cylinder; 51. a cylindrical portion; 52. a tapered portion.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses anchor pile supporting slope protection pile structure. Referring to fig. 1, the anchor pile supporting slope protection pile structure includes a pile hole 1 excavated in the ground, a reinforcement cage 2 placed in the pile hole 1, a pile body (not shown in the figure), and a centering mechanism 3 installed on the reinforcement cage 2, wherein the pile hole 1 is a cylindrical long hole and is vertically formed, the pile hole 1 is used for pouring concrete to form a slope protection pile, the reinforcement cage 2 is integrally cylindrical, the concrete is poured into the pile hole 1 to form the pile body, and the centering mechanism 3 is used for positioning the reinforcement cage 2 placed in the pile hole 1 at the center of the pile hole 1.
Referring to fig. 1, the reinforcement cage 2 includes a plurality of elongated vertical ribs 21, the vertical ribs 21 are vertically arranged, the plurality of vertical ribs 21 are parallel to each other, and the plurality of vertical ribs 21 enclose an annular cylindrical structure along a circumferential path; the reinforcement cage 2 further comprises a plurality of transverse ribs 22, wherein the transverse ribs 22 are of circular annular structures and are welded and fixed with the vertical ribs 21, so that the reinforcement cage 2 can keep a cylindrical shape, and the transverse ribs 22 and the vertical ribs 21 are perpendicular to each other.
Referring to fig. 1 and 2, the centering mechanism 3 includes a support assembly 31 and a power assembly 32, wherein the support assembly 31 includes a support ring 311 disposed inside the cylindrical structure of the reinforcement cage 2, and further includes at least three support rods 312, in this embodiment, there are three support rods 312, ends of the support rods 312 are hinged to the support ring 311, the three support rods 312 are uniformly distributed at equal intervals around the support ring 311 along the circumferential direction, a sliding frame 3121 is integrally and fixedly disposed on the support rods 312, the sliding frame 3121 is a long-strip closed frame-shaped structure and is disposed along the length direction of the support rods 312, each sliding frame 3121 is sleeved on one vertical rib 21, and an end of the support rod 312, which is away from the support ring 311, extends out of the cylindrical structure surrounded by the vertical ribs 21; in addition, the power assembly 32 is used for driving the support ring 311 to move along the length direction of the reinforcement cage 2, so that the support rod 312 is driven to rotate around the support ring 311, the sliding frame 3121 can slide on the vertical rib 21, when the reinforcement cage 2 is placed in the pile hole 1, the power assembly 32 drives the support rod 312 to rotate, the end of the support rod 312 can be abutted against the inner wall of the pile hole 1, the sliding frame 3121 is abutted against the vertical rib 21, and the reinforcement cage 2 is pushed to reach the position aligned with the center of the pile hole 1.
Referring to fig. 1 and 2, the support assembly 31 further includes a support piece 313 installed at an end of the support rod 312 away from the support ring 311, the support piece 313 is an arc-shaped sheet structure, a convex surface of the support piece 313 faces away from the support rod 312 and a concave surface faces the support rod 312, and an end of the support rod 312 is hinged to the support piece 313, so that when the support rod 312 abuts against an inner wall of the pile hole 1 to center the position of the reinforcement cage 2, the support rod 312 can abut against the inner wall of the pile hole 1 through the support piece 313, which is beneficial to preventing the end of the support rod 312 from penetrating into the inner wall of the pile hole 1, and ensuring that the reinforcement cage 2 can be stably adjusted to the middle position of the.
Referring to fig. 1 and 2, in order to stabilize the position of the reinforcement cage 2, two sets of the above-mentioned support assemblies 31 are disposed above and below the reinforcement cage 2, and when the position of the reinforcement cage 2 is adjusted, the two sets of the support assemblies 31 can ensure that the reinforcement cage 2 has two fulcrums on the inner wall of the pile hole 1, so that the reinforcement cage 2 is located at a vertical position as much as possible; the height that the bracing piece 312 articulates at the tip of support ring 311 is less than the height that the bracing piece 312 is kept away from the tip of support ring 311, power component 32 includes pull rod 321, pull rod 321 is rectangular shape pole, pull rod 321 wears to establish in the support ring 311 of every support component 31, keyway 3111 has been seted up on the lateral wall of support ring 311 inner circle, the fixed backstop key 3211 that is provided with two and keyway 3111 on the pull rod 321, thereby when needs rotate the bracing piece 312, wear to establish the pull rod 321 at the inner circle of support ring 311, make backstop key 3211 pass keyway 3111, upwards stimulate the pull rod 321 and make keyway 3111 support on support ring 311, can drive bracing piece 312 and rotate in order to realize the purpose of adjustment steel reinforcement cage 2 position.
Referring to fig. 1, the power assembly 32 further includes a lantern ring 322 welded and fixed on the upper end of the pull rod 321, the lantern ring 322 is of a circular ring structure, after the pull rod 321 is arranged in the support ring 311 in a penetrating mode by workers, the purpose of upwards pulling the pull rod 321 can be achieved by applying pulling force on the lantern ring 322 through lifting equipment such as a crane, the lantern ring 322 can facilitate the arrangement or fixation of objects such as ropes, and the pulling of the pull rod 321 can be more convenient and faster.
Referring to fig. 1, steel reinforcement cage 2's bottom is provided with hemispherical ball cage 4, ball cage 4 is formed by a plurality of semicircular annular reinforcing bar welded fastening, ball cage 4's diameter is the same with the diameter of erecting the tubular structure that muscle 21 encloses, and ball cage 4 and steel reinforcement cage 2's perpendicular muscle 21 welded fastening, ball cage 4's convex surface is down, when carrying out the centering to steel reinforcement cage 2's position, steel reinforcement cage 2 supports the bottom at stake hole 1 through ball cage 4, thereby the area of contact of steel reinforcement cage 2 with stake hole 1 bottom has been increased, be favorable to reducing steel reinforcement cage 2 and receive too big frictional resistance at the in-process that removes, make steel reinforcement cage 2's centering convenient and fast more.
Referring to fig. 1 and 3, a plurality of wall protecting cylinders 5 are arranged in a pile hole 1, openings are formed in two ends of each wall protecting cylinder 5, the wall protecting cylinders 5 are abutted to the inner wall of the pile hole 1, and the wall protecting cylinders 5 are sequentially and continuously arranged along the depth direction of the pile hole 1, so that the wall protecting cylinders 5 can support the inner wall of the pile hole 1, and the wall protecting cylinders 5 with high hardness can be convenient for workers to keep the position of a reinforcement cage 2 stable when the reinforcement cage 2 is centered; in order to facilitate the installation of the retaining wall cylinder 5, the retaining wall cylinder 5 comprises a cylindrical part 51 and a conical part 52 which are integrally connected, the conical part 52 is of a cylindrical structure and is open at two ends, the opening size and shape of one end of the conical part 52 are the same as those of the opening of the cylindrical part 51 and are integrally fixed with the edge of the opening of the cylindrical part 51, the opening of the other end of the conical part 52 is smaller than that of the cylindrical part 51, the smaller opening end of the conical part 52 is arranged upwards, and in two adjacent retaining wall cylinders 5, the cylindrical part 51 of the retaining wall cylinder 5 positioned above is sleeved on the conical part 52 of the retaining wall cylinder 5 positioned below, so that a plurality of retaining wall cylinders 5 can be stably connected together to form stable support for the inner wall of the pile hole 1.
The implementation principle of the anchor pile supporting slope protection pile structure in the embodiment of the application is as follows: after the reinforcement cage 2 is lowered into the pile hole 1, the pull rod 321 is inserted into the support ring 311, the pull rod 321 is pulled upward, the stop key 3211 of the pull rod 321 is abutted against the support ring 311 to drive the support ring 311 to move upward, thereby driving the support rods 312 to rotate, enabling the sliding frame 3121 to slide on the vertical ribs 21, moving the three support rods 312 from the position where they are gathered to the position where they are away from each other and expanded, and finally against the inner wall of the pile hole 1, the end of the sliding frame 3121 will push the vertical rib 21 against the vertical rib 21, thereby forcing the central axis of the reinforcement cage 2 to align with the center of the support ring 311, after the support rod 312 is pressed against the inner wall of the pile hole 1, the center of the support ring 311 is coincident with the central axis of the pile hole 1, therefore, the central axis of the reinforcement cage 2 is aligned with the central axis of the pile hole 1, and the purpose of centering the reinforcement cage 2 and the pile hole 1 is achieved.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a slope protection pile structure is strutted to anchor pile, includes stake hole (1), steel reinforcement cage (2) and pile body, its characterized in that: the pile hole (1) is a cylindrical hole, the reinforcement cage (2) is of a cylindrical structure, the reinforcement cage (2) is provided with a centering mechanism (3), and the pile body is formed by pouring concrete into the pile hole (1);
the centering mechanism (3) comprises a support assembly (31) and a power assembly (32), the support assembly (31) comprises a support ring (311) and at least three support rods (312) with the ends hinged to the support ring (311), the support ring (311) is arranged inside the reinforcement cage (2), the support rods (312) are slidably connected with the reinforcement cage (2), and the ends of the support rods (312) departing from the support ring (311) extend out of the reinforcement cage (2);
the power assembly (32) is used for driving the support ring (311) to move along the length direction of the reinforcement cage (2).
2. The anchor pile supporting slope protection pile structure according to claim 1, wherein: reinforcing bar cage (2) include a plurality of perpendicular muscle (21) and a plurality of horizontal muscle (22), erect muscle (21) and be rectangular shape, a plurality of perpendicular muscle (21) enclose into tubular structure, horizontal muscle (22) and perpendicular muscle (21) reciprocal anchorage, every all fixed frame (3121) that slide that is provided with on bracing piece (312), every frame (3121) that slides each cover is established one on erecting muscle (21).
3. The anchor pile supporting slope protection pile structure according to claim 2, wherein: the height of the supporting rod (312) hinged at the end of the supporting ring (311) is lower than that of the supporting rod (312) far away from the end of the supporting ring (311);
keyway (3111) have been seted up to the inner circle of support ring (311), power component (32) are including pull rod (321), on pull rod (321) fixed be provided with the shape matched with of keyway (3111) stop key (3211), pull rod (321) wear to establish in support ring (311).
4. The anchor pile supporting slope protection pile structure according to claim 3, wherein: the power assembly (32) further comprises a collar (322) fixed at the end of the pull rod (321).
5. The anchor pile supporting slope protection pile structure according to any one of claims 1 to 4, wherein: the support assembly (31) further comprises support plates (313), and the end of each support rod (312) facing away from the support ring (311) is hinged with one support plate (313).
6. The anchor pile supporting slope protection pile structure according to any one of claims 1 to 4, wherein: two groups of supporting assemblies (31) are arranged above and below the reinforcement cage (2).
7. The anchor pile supporting slope protection pile structure according to any one of claims 2 to 4, wherein: the bottom of the reinforcement cage (2) is provided with a hemispherical ball cage (4), and the ball cage (4) is welded and fixed with the vertical ribs (21).
8. The anchor pile supporting slope protection pile structure according to any one of claims 1 to 4, wherein: a wall protecting cylinder (5) is arranged in the pile hole (1), and the wall protecting cylinder (5) is abutted against the inner wall of the pile hole (1).
9. The anchor pile supporting slope protection pile structure according to claim 8, wherein: the wall protection cylinder (5) comprises a cylindrical part (51) and a conical part (52) which are integrally connected, the wall protection cylinder (5) is provided with a plurality of cylindrical parts and sequentially and continuously arranged along the trend of the pile hole (1), and the cylindrical part (51) is sleeved on the conical part (52) of the adjacent wall protection cylinder (5).
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| CN202110322661.6A CN113047313B (en) | 2021-03-26 | 2021-03-26 | Anchor pile supporting slope protection pile structure |
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| CN202110322661.6A CN113047313B (en) | 2021-03-26 | 2021-03-26 | Anchor pile supporting slope protection pile structure |
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| CN113846991A (en) * | 2021-09-22 | 2021-12-28 | 浙江化工工程地质勘察院有限公司 | Borehole inner wall reinforcing structure and method |
| CN113944155A (en) * | 2021-12-01 | 2022-01-18 | 福建安澜水利水电勘察设计院有限公司 | Cast-in-situ bored pile construction method for sand and pebble riverbed dam building |
| CN114457823A (en) * | 2022-03-29 | 2022-05-10 | 北京航天地基工程有限责任公司 | Anchor pile supporting slope protection pile structure |
| CN117127610A (en) * | 2023-10-26 | 2023-11-28 | 中交第一航务工程局有限公司 | Pile foundation reinforcement cage lowering deviation rectifying and positioning device and construction process |
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| CN113846991A (en) * | 2021-09-22 | 2021-12-28 | 浙江化工工程地质勘察院有限公司 | Borehole inner wall reinforcing structure and method |
| CN113846991B (en) * | 2021-09-22 | 2023-05-02 | 浙江化工工程地质勘察院有限公司 | Reinforcing structure and reinforcing method for inner wall of drill hole |
| CN113944155A (en) * | 2021-12-01 | 2022-01-18 | 福建安澜水利水电勘察设计院有限公司 | Cast-in-situ bored pile construction method for sand and pebble riverbed dam building |
| CN113944155B (en) * | 2021-12-01 | 2022-12-06 | 福建安澜水利水电勘察设计院有限公司 | Cast-in-situ bored pile construction method for sand and pebble riverbed dam building |
| CN114457823A (en) * | 2022-03-29 | 2022-05-10 | 北京航天地基工程有限责任公司 | Anchor pile supporting slope protection pile structure |
| CN114457823B (en) * | 2022-03-29 | 2023-07-28 | 北京航天地基工程有限责任公司 | Anchor pile supporting slope protection pile structure |
| CN117127610A (en) * | 2023-10-26 | 2023-11-28 | 中交第一航务工程局有限公司 | Pile foundation reinforcement cage lowering deviation rectifying and positioning device and construction process |
| CN117127610B (en) * | 2023-10-26 | 2024-01-23 | 中交第一航务工程局有限公司 | Pile foundation reinforcement cage lowering deviation rectifying and positioning device and construction process |
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| CN113047313B (en) | 2022-08-05 |
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Address after: No. 1811, 18th Floor, No. 17, Business Outer Ring Road, Zhengzhou Area (Zhengdong), Henan Pilot Free Trade Zone, Zhengzhou City, Henan Province, 450000 Patentee after: Henan Yuxing Construction Engineering Management (Group) Co.,Ltd. Address before: Education Center, No.21, Jinshui District, Zhengzhou City, Henan Province Patentee before: HENAN YUXING CONSTRUCTION ENGINEERING MANAGEMENT Co.,Ltd. |