CN115075261B - Waist beam structure of foundation pit slope protection pile and construction method - Google Patents
Waist beam structure of foundation pit slope protection pile and construction method Download PDFInfo
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- CN115075261B CN115075261B CN202210857298.2A CN202210857298A CN115075261B CN 115075261 B CN115075261 B CN 115075261B CN 202210857298 A CN202210857298 A CN 202210857298A CN 115075261 B CN115075261 B CN 115075261B
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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
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
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- General Life Sciences & Earth Sciences (AREA)
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- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
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Abstract
The application relates to the field of foundation pit waist beam construction, in particular to a waist beam structure on a foundation pit slope protection pile, which comprises a plurality of slope protection pile holes uniformly excavated around the foundation pit, wherein reinforcement cages are arranged in the slope protection pile holes, and the waist beam structure also comprises connecting components arranged in the reinforcement cages, wherein two ends of each connecting component penetrate outwards from the interior of the reinforcement cage, and the ends of two adjacent connecting components are connected into a whole; the application also relates to a construction method of the waist beam of the foundation pit slope protection pile, which comprises the following steps: s1: excavating pile holes of slope protection piles; s2: installing a reinforcement cage; s3: installing a connecting component; s4: pouring a slope protection pile; s5: excavating a space for arranging the waist beam; s6: installing long steel bars and stirrups; s7: pouring a waist beam; the application has the effect of reducing the occupation of the waist beam on the slope protection piles to the construction space in the foundation pit and is suitable for the condition of smaller distance between two adjacent slope protection piles.
Description
Technical Field
The application relates to the field of foundation pit waist beam construction, in particular to a waist beam structure on a foundation pit slope protection pile and a construction method.
Background
The slope protection piles are piles which are arranged along the periphery of the foundation pit and used for preventing the foundation pit slope from collapsing, measures are adopted under the condition that the working face of the effective width of the slope is insufficient, waist beams are fixedly connected between two slope protection piles, and supporting force between the two slope protection piles is increased.
In foundation pit engineering, under some construction limited environments, a foundation pit is usually excavated to form a structure with uniform upper and lower openings, slope protection piles are fixed on the side walls of the foundation pit, and reinforced concrete waist beams are arranged at a certain distance below the tops of the slope protection piles so as to transfer lateral pressures received by a supporting structure to an inner support. A bracket support is needed to be made on each slope protection pile, and the waist beam is fixed on the bracket support, so that the waist beam is arranged outside the slope protection pile and occupies a certain foundation pit space (usually 600mm wide).
With respect to the related art in the above, the inventors consider that there are the following drawbacks: when the construction site in the foundation pit is limited by the surrounding conditions, and the distance between the slope protection pile and the outer wall of the main body structure is small, if the traditional waist beam structure in the prior art is still adopted, the waist beam occupies the construction space of the foundation pit, and the construction of the main body structure can be influenced.
Disclosure of Invention
In order to prevent a reinforcing waist beam arranged on a slope protection pile from occupying the construction space in a foundation pit, the application provides a waist beam structure of the foundation pit slope protection pile and a construction method.
In a first aspect, the present application provides a wale structure of a foundation pit slope protection pile, which adopts the following technical scheme:
the utility model provides a waist rail structure of foundation ditch protection stake, includes a plurality of protection slope stake holes of evenly setting around the foundation ditch, the reinforcing bar cage is all installed to protection slope stake hole inside, still including setting up the coupling assembling inside the reinforcing bar cage, coupling assembling's both ends outwards wear out from the reinforcing bar cage inside to the end connection of two adjacent coupling assembling becomes an organic wholely.
By adopting the technical scheme, the plurality of slope protection piles are arranged around the foundation pit, the waist beams arranged on the slope protection piles are hidden beams embedded on the slope protection piles, and the waist beams are arranged in the hidden beams, so that the construction space inside the foundation pit occupied by the protruding slope protection piles of the waist beams is effectively reduced; and the coupling assembling that sets up between two adjacent steel reinforcement cages sets up inside the steel reinforcement cage, has increased the joint strength between two adjacent slope protection piles, in addition, inlays the coupling assembling of establishing inside the steel reinforcement cage, is convenient for transfer the lateral pressure that the slope protection pile received, avoids stress concentration.
Optionally, the coupling assembling includes a pair of interconnect's short reinforcing bar and sets up at the inside connecting piece of steel reinforcement cage, two the length direction of short reinforcing bar is the same to the one end that two short reinforcing bars kept away from mutually stretches out the steel reinforcement cage and with the short reinforcing bar end connection on the adjacent coupling assembling, the connecting piece sets up the tip that is connected at two short reinforcing bars, and connecting piece and two short reinforcing bar threaded connection.
By adopting the technical scheme, as the connecting component is arranged inside the reinforcement cages, and the connecting components between two adjacent reinforcement cages are connected with each other, the arranged short reinforcement can facilitate the constructor to install the connecting component in the reinforcement cage; under the condition that the distance between two adjacent slope protection pile holes is smaller, the arranged short steel bars can be conveniently installed; two short steel bars arranged in the steel reinforcement cage are connected by adopting a connecting piece, so that the steel reinforcement cage has the effect of convenience and rapidness, and the problem that other large-scale equipment cannot operate in a narrow space inside the steel reinforcement cage is avoided.
Optionally, the connecting assembly is provided with the multiunit in the steel reinforcement cage inside to the connecting assembly tip interconnect in two adjacent steel reinforcement cages inside.
Through adopting above-mentioned technical scheme, the multiunit coupling assembling that sets up in the steel reinforcement cage is inside, can increase the joint strength between two adjacent bank protection piles after pouring the concrete.
Optionally, a plurality of steel reinforcement cages outside of foundation ditch one side is provided with many long reinforcing bars, many long reinforcing bars are located the one side of steel reinforcement cage orientation foundation ditch to be connected between long reinforcing bar and the short reinforcing bar.
Through adopting above-mentioned technical scheme, the long reinforcing bar that sets up in the slope protection stake one side that is close to the foundation ditch inside spanes a plurality of slope protection stakes, can effectively strengthen the connection between the slope protection stake to the long reinforcing bar that sets up can reduce the waist rail at utmost and spill the area of slope protection stake, for foundation ditch construction more space of rising.
Optionally, a plurality of stirrups are arranged on the short steel bars between two adjacent reinforcement cages and the corresponding long steel bars, the stirrups are connected with the short steel bars and the long steel bars, and a steel bar structure with rectangular cross section is formed among the stirrups, the short steel bars and the long steel bars.
Through adopting above-mentioned technical scheme, at first can make the reinforcement frame structure of ligature rectangle between short reinforcing bar and long reinforcing bar between short reinforcing bar and the long reinforcing bar to increase the connection stability between short reinforcing bar and the long reinforcing bar, thereby ensured the firm of waist rail, follow-up when pouring concrete, form high strength's waist rail on protecting the slope stake, and the stirrup that sets up between two adjacent reinforcement cages also can increase the joint strength between two adjacent slope protection stakes.
In a second aspect, the application provides a construction method of a waist beam of a foundation pit slope protection pile, which adopts the following technical scheme:
a construction method of a waist beam of a foundation pit slope protection pile comprises the following steps:
s1: excavating pile holes of slope protection piles, namely excavating a certain number of pile holes of the slope protection piles according to design requirements around a foundation pit to be excavated;
s2: installing a reinforcement cage, binding the reinforcement cage meeting design requirements by staff according to the diameter and depth of pile holes of slope protection piles excavated around the foundation pit, and installing the bound reinforcement cage into the pile holes of the slope protection piles;
s3: installing a connecting assembly, implanting short steel bars from the inside of the steel reinforcement cage to the two sides of the steel reinforcement cage by constructors at the elevation position of the waist beam, and connecting the end parts of the two short steel bars in the steel reinforcement cage through a connecting piece;
s4: pouring a slope protection pile, pouring concrete in a pile hole of the slope protection pile with the reinforcement cage, and excavating a foundation pit after the concrete of a pile body of the slope protection pile is solidified;
s5: excavating a space for arranging the waist beam, after excavating a foundation pit to the elevation position of the waist beam, excavating a construction space for arranging the waist beam between two adjacent slope protection piles by constructors, finding out short steel bars extending out of the steel reinforcement cages at the two sides in the excavated construction space, and fixedly connecting the two short steel bars;
s6: mounting long steel bars and stirrups, arranging long steel bars with the through length on one side of each slope protection pile facing the inside of the foundation pit, and arranging the stirrups on the short steel bars between two adjacent slope protection piles and the corresponding long steel bars;
s7: and pouring the waist beam, arranging a support template at the positions of the long steel bars and the short steel bars, pouring concrete, and removing the support template after the concrete is solidified, so that the waist beam is formed on the slope protection pile.
Through adopting above-mentioned technical scheme, adopt new waist rail construction method, can set up the slope protection stake in advance with the partly on the reinforcement cage of slope protection stake inside with the waist rail in the in-process of setting up the slope protection stake, then in the in-process of follow-up foundation ditch excavation, the complete waist rail of reprocessing has improved the efficiency of construction waist rail greatly.
Optionally, in step S5, the ends of the short steel bars between two adjacent steel bar cages are fixed by welding.
Through adopting above-mentioned technical scheme, the connected mode of short reinforcing bar on two adjacent coupling assembling can make at first between two short reinforcing bars connect more firmly, avoids receiving under the condition of foundation ditch lateral wall extrusion at the bank protection stake, prevents to take place the fracture between two adjacent short reinforcing bars.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the waist beam can be embedded on the slope protection piles, is arranged between two adjacent slope protection piles, and the connecting assembly is positioned in the slope protection piles, so that the occupied space in a foundation pit is reduced, and more construction space can be saved;
2. according to the waist beam, a new waist beam construction method is adopted, a part of the waist beam can be preset on a reinforcement cage in the slope protection pile in advance in the process of constructing the slope protection pile, then the complete waist beam is processed in the process of excavating a subsequent foundation pit, the efficiency of constructing the waist beam is greatly improved, and the problem that the waist beam is reset after the slope protection pile is poured is solved by chiseling a section of the slope protection pile;
3. the waist beam provided by the application can be used for the condition that the distance between two adjacent slope protection piles is smaller, when the waist beam is arranged, construction staff horizontally penetrate two short steel bars in the steel reinforcement cage, and the two short steel bars are in threaded connection in the steel reinforcement cage through the connecting piece, so that the connection speed is improved;
4. the long reinforcing steel bars arranged on one side of the slope protection pile close to the interior of the foundation pit span a plurality of slope protection piles, connection between the slope protection piles can be effectively enhanced, the area of the slope protection piles, which is leaked from the waist beam, can be reduced to the greatest extent, and more space is reserved for foundation pit construction.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present application;
FIG. 2 is a schematic diagram of a connection assembly embodying an embodiment of the present application;
fig. 3 is a step diagram of a wale construction method according to an embodiment of the present application.
Reference numerals illustrate: 1. a reinforcement cage; 2. a connection assembly; 21. short steel bars; 22. a connecting sleeve; 23. long steel bars; 24. and (5) hooping.
Detailed Description
The application is described in further detail below with reference to fig. 1-3.
Referring to fig. 1, in the process of supporting a foundation pit, a plurality of slope protection pile holes are uniformly excavated around the foundation pit by staff, and the depth and the diameter of the slope protection pile holes are determined according to the depth of the foundation pit.
The embodiment of the application discloses a waist beam structure of a foundation pit slope protection pile. Referring to fig. 1 and 2, a wale structure of a foundation pit slope protection pile comprises a plurality of connecting components 2 arranged inside each reinforcement cage 1, wherein the plurality of connecting components 2 are arranged at positions where wales are required to be installed on the slope protection pile, the plurality of connecting components 2 are uniformly distributed at the positions of the wales, the end parts of the two connecting components 2 which are arranged on two adjacent reinforcement cages 1 and at the same horizontal position are mutually connected, thereby forming a wale for reinforcing the slope protection pile on the pile body of the slope protection pile, and the plurality of connecting components 2 form a plurality of wales on a plurality of slope protection piles on the same side of the foundation pit so as to play a role of reinforcing the side walls around the foundation pit and avoid collapse around the foundation pit.
The connecting assembly 2 comprises a pair of short steel bars 21 which are connected with each other, the length directions of the two short steel bars 21 are the same, one ends of the two short steel bars 21 which are far away from each other extend outwards from the inside of the steel bar cage 1, the ends of the short steel bars 21 which are arranged on the adjacent two steel bar cages 1 and extend out from the inside of the steel bar cage 1 are mutually overlapped and fixedly connected, connecting pieces are arranged at the ends of the two short steel bars 21 which are connected with each other, the two short steel bars 21 are connected into a whole, in the embodiment of the application, the connecting pieces are connecting sleeves 22, positive threads are arranged on the inner wall of one end of each connecting sleeve 22, the other end of each connecting sleeve 22 is provided with reverse threads, and the ends of the two short steel bars 21 connected with the connecting sleeves 22 are respectively provided with matched threads; when facing the distance between the side wall of the foundation pit and the construction building is smaller and the distance between two adjacent slope protection piles is smaller, a worker can set the longer reinforcing steel bars of the waist beam into a plurality of short reinforcing steel bars 21, and the worker can conveniently install the reinforcing steel bars, so that the two adjacent reinforcing steel bar cages 1 can be connected into a whole.
Referring to fig. 1 and 2, a plurality of long steel bars 23 are arranged on the outer sides of a plurality of steel reinforcement cages 1 on the same side of a foundation pit, the number of the long steel bars 23 is the same as that of the connecting components 2, the long steel bars 23 are matched with the connecting components 2, the long steel bars 23 are positioned on one side of the steel reinforcement cages 1 facing the inside of the foundation pit, the length direction of the long steel bars 23 is the same as that of the side wall of the foundation pit, a certain distance is arranged between the long steel bars 23 and the steel reinforcement cages 1, a plurality of hoops 24 connected with each other are arranged between the short steel bars 21 and the corresponding long steel bars 23 between the adjacent two steel reinforcement cages 1, the hoops 24 and the short steel bars 21 and the long steel bars 23 are bound through steel wires, the hoops 24 can connect the long steel bars 23 to the short steel bars 21, and the hoops 24 can be bound into a steel bar frame with a rectangular cross section, so that when concrete is poured, a waist beam with high strength is formed; long steel bars 23 are arranged outside the steel reinforcement cages 1, and the long steel bars 23 are arranged on the plurality of steel reinforcement cages 1 in a crossing manner, so that the connection strength of the slope protection piles at one side close to the foundation pit is enhanced; the stirrups 24 arranged on the long reinforcing steel bars 23 and the short reinforcing steel bars 21 can greatly increase the stability of the waist beam, and the connection between two adjacent slope protection piles is firmer.
The embodiment of the application also discloses a construction method of the waist beam of the foundation pit slope protection pile. Referring to fig. 1, 2 and 3, a construction method of a wale of a foundation pit slope protection pile includes the following steps:
s1: and excavating pile holes of the slope protection piles, selecting a position where a foundation pit needs to be excavated according to design requirements, then uniformly excavating a certain number of pile holes of the slope protection piles at the positions around the foundation pit to be excavated according to the design requirements, and excavating the pile holes of the slope protection piles manually or by mechanical equipment in the excavating process.
S2: installing the reinforcement cage 1, according to the depth and the diameter of the pile hole of the slope protection pile excavated, binding the reinforcement cage 1 meeting the design requirement by workers, and hoisting the reinforcement cage 1 into the pile hole of the slope protection pile after binding.
S3: installing the coupling assembling 2, constructor enters into in the steel reinforcement cage 1, in the elevation position department of slope protection stake installation waist rail, from inside two short reinforcing bars 21 of symmetry implantation in the soil property to slope protection stake hole both sides of steel reinforcement cage 1, one side that the steel reinforcement cage 1 was kept away from to short reinforcing bar 21 extends the setting towards the direction of adjacent slope protection stake, be located the inside two short reinforcing bars 21 tip of steel reinforcement cage 1 and adopt the connecting piece to carry out threaded connection to carry out the ligature through the steel wire between two short reinforcing bars 21 and steel reinforcement cage 1, avoid the position emergence of two short reinforcing bars 21 to remove.
S4: and pouring the slope protection pile, after the reinforcement cage 1 and the connecting assembly 2 inside the slope protection pile are installed, pouring concrete inside a pile hole of the slope protection pile by constructors, and excavating a foundation pit in an area surrounded by the slope protection pile after the slope protection pile concrete is solidified.
S5: excavating the space that sets up the waist rail, the foundation ditch is at the in-process of opening, whether constructor observes the elevation position department of installation coupling assembling 2 constantly, after the position department of excavation coupling assembling 2, constructor excavates the construction space that sets up the waist rail between two adjacent slope protection piles, the both ends of construction space excavate on the lateral wall of two adjacent slope protection piles, and in the in-process of excavation construction space, find two short bars 21 of following two adjacent reinforcement cage 1 inside implantation, after finding two short bars 21, constructor adopts welded mode to fix two short bars 21.
S6: after the short steel bars 21 between two adjacent slope protection piles are welded and fixed, a constructor sets a long steel bar 23 with a through length on one side of the slope protection pile facing into the foundation pit, the position of the long steel bar 23 on the pile body of the slope protection pile is flush with the short steel bar 21, the set long steel bar 23 spans across a plurality of slope protection piles, and a certain distance is arranged between the set long steel bar 23 and the side wall of the slope protection pile; then, the stirrups 24 are bound between the short steel bars 21 and the corresponding long steel bars 23 between two adjacent slope protection piles, and the set stirrups 24 are bound with the long steel bars 23 and the short steel bars 21 to form a rectangular steel bar framework structure.
S7: pouring a waist beam, after binding the long steel bars 23 and the stirrups 24 on the slope protection pile body, setting supporting templates on the side wall of the foundation pit by constructors and corresponding to the positions of the long steel bars 23, the short steel bars 21 and the stirrups 24, pouring concrete in a construction space, removing the supporting templates after the concrete is solidified, forming the waist beam on the slope protection pile on one side of the foundation pit, and finally continuously excavating the foundation pit.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (6)
1. The utility model provides a waist rail structure of foundation ditch protect palace stake, includes a plurality of bank protection stake holes of evenly setting around the foundation ditch, the reinforcing bar cage (1), its characterized in that are all installed to bank protection stake hole inside: the connecting assembly (2) is arranged in the reinforcement cage (1), two ends of the connecting assembly (2) penetrate out of the reinforcement cage (1) and the ends of two adjacent connecting assemblies (2) are connected into a whole; the connecting assembly (2) comprises a pair of short steel bars (21) which are connected with each other and a connecting piece which is arranged in the steel bar cage (1), the length directions of the two short steel bars (21) are the same, one far ends of the two short steel bars (21) extend out of the steel bar cage (1) and are connected with the ends of the short steel bars (21) on the adjacent connecting assembly (2), and the connecting piece is arranged at the connected end of the two short steel bars (21) and is in threaded connection with the two short steel bars (21); the connecting piece is a connecting sleeve (22), positive threads are arranged on the inner wall of one end of the connecting sleeve (22), reverse threads are arranged at the other end of the connecting sleeve (22), and matched threads are respectively arranged at the end parts, connected with the connecting sleeve (22), of the two short steel bars (21).
2. The wale structure of a foundation pit slope protection pile according to claim 1, wherein: the connecting components (2) are arranged in the reinforcement cages (1) in a plurality of groups, and the ends of the connecting components (2) in the two adjacent reinforcement cages (1) are connected with each other.
3. The wale structure of a foundation pit slope protection pile according to claim 1, wherein: a plurality of long steel bars (23) are arranged outside a plurality of steel reinforcement cages (1) at one side of the foundation pit, a plurality of long steel bars (23) are positioned at one side of the steel reinforcement cages (1) facing the foundation pit, and the long steel bars (23) are connected with the short steel bars (21).
4. The wale structure of a foundation pit slope protection pile according to claim 1, wherein: a plurality of stirrups (24) are arranged on the short steel bars (21) and the corresponding long steel bars (23) between two adjacent steel reinforcement cages (1), the stirrups (24) are connected with the short steel bars (21) and the long steel bars (23), and a steel bar frame structure with rectangular cross section is formed among the stirrups (24), the short steel bars (21) and the long steel bars (23).
5. The construction method of the waist beam of the foundation pit slope protection pile is characterized by comprising the following steps of: the method comprises the following steps:
s1: excavating pile holes of slope protection piles, namely excavating a certain number of pile holes of the slope protection piles according to design requirements around a foundation pit to be excavated;
s2: installing a reinforcement cage (1), binding the reinforcement cage (1) meeting design requirements by staff according to the diameter and depth of pile holes of slope protection piles excavated around the foundation pit, and installing the bound reinforcement cage (1) into the pile holes of the slope protection piles;
s3: installing a connecting component (2), implanting short steel bars (21) from the inside of the steel reinforcement cage (1) to two sides of the steel reinforcement cage (1) by constructors at the elevation position where the waist beam is arranged, and connecting the end parts of the two short steel bars (21) in the steel reinforcement cage (1) through a connecting piece;
s4: pouring a slope protection pile, pouring concrete in pile holes of the slope protection pile with the reinforcement cage (1), and excavating a foundation pit after the concrete of the pile body of the slope protection pile is solidified;
s5: excavating a space for arranging the waist beam, after excavating a foundation pit to the elevation position of the waist beam, excavating a construction space for arranging the waist beam between two adjacent slope protection piles by constructors, finding out short steel bars (21) extending out of the inside of the steel reinforcement cages (1) at two sides in the excavated construction space, and fixedly connecting the two short steel bars (21);
s6: the method comprises the steps of installing long steel bars (23) and stirrups (24), arranging long steel bars (23) with the through length on one side of each slope protection pile facing the inside of a foundation pit, and arranging stirrups (24) on short steel bars (21) between two adjacent slope protection piles and the corresponding long steel bars (23);
s7: and pouring the waist beam, arranging supporting templates at the positions of the long steel bars (23) and the short steel bars (21), pouring concrete, and removing the supporting templates after the concrete is solidified, so that the waist beam is formed on the slope protection pile.
6. The construction method of the waist beam of the foundation pit slope protection pile according to claim 5, which is characterized by comprising the following steps: in the step S5, the short steel bars (21) between two adjacent steel reinforcement cages (1) are fixed in a welding mode.
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CN202210857298.2A CN115075261B (en) | 2022-07-20 | 2022-07-20 | Waist beam structure of foundation pit slope protection pile and construction method |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201250407Y (en) * | 2008-07-22 | 2009-06-03 | 北京市地质工程设计研究院 | Embedded steel wale |
CN206467672U (en) * | 2017-01-22 | 2017-09-05 | 北京爱地地质勘察基础工程公司 | The armored concrete concealed beam structure being connected with slope protection pile bar planting |
CN206916755U (en) * | 2017-04-01 | 2018-01-23 | 北京爱地地质勘察基础工程公司 | Protective slope structure with concealed beam |
CN210827489U (en) * | 2019-05-28 | 2020-06-23 | 杭州江润科技有限公司 | Cast-in-place waist rail regularization mould of fender pile |
-
2022
- 2022-07-20 CN CN202210857298.2A patent/CN115075261B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201250407Y (en) * | 2008-07-22 | 2009-06-03 | 北京市地质工程设计研究院 | Embedded steel wale |
CN206467672U (en) * | 2017-01-22 | 2017-09-05 | 北京爱地地质勘察基础工程公司 | The armored concrete concealed beam structure being connected with slope protection pile bar planting |
CN206916755U (en) * | 2017-04-01 | 2018-01-23 | 北京爱地地质勘察基础工程公司 | Protective slope structure with concealed beam |
CN210827489U (en) * | 2019-05-28 | 2020-06-23 | 杭州江润科技有限公司 | Cast-in-place waist rail regularization mould of fender pile |
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