CN110820759A - Pit-in-pit enclosure structure and construction method thereof - Google Patents
Pit-in-pit enclosure structure and construction method thereof Download PDFInfo
- Publication number
- CN110820759A CN110820759A CN201911124551.8A CN201911124551A CN110820759A CN 110820759 A CN110820759 A CN 110820759A CN 201911124551 A CN201911124551 A CN 201911124551A CN 110820759 A CN110820759 A CN 110820759A
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- pit
- fender post
- slab
- prefabricated
- fender
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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
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
- E02D19/12—Restraining of underground water by damming or interrupting the passage of underground water
- E02D19/18—Restraining of underground water by damming or interrupting the passage of underground water by making use of sealing aprons, e.g. diaphragms made from bituminous or clay material
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
- E02D19/12—Restraining of underground water by damming or interrupting the passage of underground water
- E02D19/18—Restraining of underground water by damming or interrupting the passage of underground water by making use of sealing aprons, e.g. diaphragms made from bituminous or clay material
- E02D19/185—Joints between sheets constituting the sealing aprons
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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
- E02D5/46—Concrete or concrete-like piles cast in position ; Apparatus for making same making in situ by forcing bonding agents into gravel fillings or the soil
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention relates to a pit-in-pit enclosure structure and a construction method thereof, wherein the method comprises the following steps: constructing fender posts along the edge of a pit in a pit to be excavated; excavating earthwork to form a pit-in-pit, and exposing one side of the fender post close to the pit-in-pit; providing a precast slab, vertically arranging the precast slab along the edge of the pit-in-pit, attaching and fixing the precast slab to one side of the fender post close to the pit-in-pit, inserting the bottom of the precast slab into the bottom of the pit-in-pit, and fixedly connecting the top of the precast slab with the fender post. The invention prevents the large gap between the fender piles through the precast slabs, and the quicksand is easy to wash into the pit in the pit. The construction of waterproofing membrane is not only favorable to for hole construction progress in the hole moreover, effectively prevents to hole in the hole dangerous condition and takes place, can seal hole in the hole fast.
Description
Technical Field
The invention relates to the field of building construction, in particular to a pit-in-pit enclosure structure and a construction method thereof.
Background
At present, cast-in-situ bored piles are mostly adopted as enclosure structures in basement bottom plate pits in building construction, and then earth is excavated to form pit pits. During construction of the foundation slab in the pit, a brick bed course is built on the pit bottom and the inner side of the building enclosure, a waterproof coiled material is laid, then reinforcing steel bars are bound on the pit bottom, and concrete is poured in a space enclosed by the brick bed course on the pit bottom to form the foundation slab.
However, the gaps among the fender posts are large, quicksand is easy to flush into pits, and brick moulding beds are easy to collapse.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a pit-in-pit enclosure structure and a construction method thereof, and solves the problems that in the prior art, gaps among piles of enclosure piles are large, and quicksand is easy to wash into the pit-in-pit.
The technical scheme for realizing the purpose is as follows:
the invention provides a construction method of a pit-in-pit enclosure structure, which comprises the following steps:
constructing fender posts along the edge of a pit in a pit to be excavated;
excavating earth to form a pit-in-pit and expose one side of the fender post close to the pit-in-pit; and
providing a precast slab, vertically arranging the precast slab along the edge of the pit-in-pit, attaching and fixing the precast slab to one side of the fender post close to the pit-in-pit, inserting the bottom of the precast slab into the bottom of the pit-in-pit, and fixedly connecting the top of the precast slab with the fender post.
The construction method of the enclosure structure of the pit in the pit is further improved in that the prefabricated plate is provided, and the prefabricated plate comprises a reserved rib protruding out of the top of the prefabricated plate in the manufacturing process of the prefabricated plate;
fixedly connecting the top of the precast slab with the fender post, and comprises the following steps:
roughening one side of the fender post close to the pit in the pit to expose a main rib of the fender post; and
after the precast slabs are attached to one side, close to the pit in the pit, of the fender post, the reserved ribs are clamped between the precast slabs and the fender post, and the reserved ribs are fixedly connected with main ribs of the fender post.
The construction method of the enclosure structure of the pit in the pit is further improved in that the prefabricated plate is provided and comprises the following steps:
providing a plurality of unit plates, wherein a connecting plate is embedded in one side end of each unit plate, and a groove is formed in the other side end of each unit plate; and
and attaching one side end of the unit plate to the corresponding side end of the adjacent unit plate, and inserting and fixing the unit plates into the grooves of the adjacent unit plates through the connecting plates so as to connect the two adjacent unit plates.
The construction method of the enclosure structure of the pit-in-pit of the invention is further improved in that the construction method further comprises the step of providing a water stop belt, wherein the water stop belt is attached to the side surface, close to the pit-in-pit, of the prefabricated plate, and is correspondingly blocked at the connecting joint of two adjacent unit plates.
The invention also provides a pit-in-pit enclosure structure, which comprises:
the fender post is arranged along the edge of a pit in a pit to be excavated; and
the prefabricated slab is vertically attached and fixed to one side, close to the pit-in-pit, of the fender post along the edge of the pit-in-pit formed by excavation, the bottom of the prefabricated slab is inserted into the bottom of the pit-in-pit, and the top of the prefabricated slab is fixedly connected with the fender post.
The pit-in-pit enclosure structure is further improved in that the prefabricated plate comprises a reserved rib protruding out of the top of the prefabricated plate, the reserved rib is bent to be clamped between the prefabricated plate and the attached part of the enclosure pile, and a main rib of the enclosure pile is fixedly connected.
The building envelope of pit in pit of this invention improves further in that, the prefabricated plate includes a plurality of each other's cell board, the connecting plate has been buried underground to one side end of cell board, the other side end of cell board is formed with the recess, one side end of cell board and the corresponding side end of adjacent cell board are pasted just the cell board inserts through the connecting plate and establishes the recess that is fixed in adjacent cell board so as to realize connecting two adjacent cell boards.
The enclosure structure of the pit-in-pit is further improved in that a water stop belt is fixedly attached to the side face, close to the pit-in-pit, of the prefabricated plate, and the water stop belt is correspondingly arranged at a connecting joint of two adjacent unit plates in a blocking mode.
The enclosure structure of the pit in the pit is further improved in that the enclosure pile comprises a plurality of pile units which are arranged at intervals along the edge of the pit in the pit.
The enclosure structure of the pit-in-pit further comprises a plurality of deep stirring piles which are arranged along the edge of the pit-in-pit at intervals and are opposite to the pile units, and two adjacent deep stirring piles are mutually meshed.
The enclosure structure of the pit-in-pit and the construction method thereof have the beneficial effects that:
according to the invention, the precast slabs are attached to one side of the fender post close to the pit in the pit and are used as a side wall fending and retaining structure of the pit in the pit, so that the condition that the gap between the fender posts is large and quicksand is easy to flush into the pit in the pit is prevented. The invention is not only beneficial to the construction of the waterproof coiled material, but also accelerates the construction progress of the pit-in-pit, effectively prevents the dangerous situation of the pit-in-pit, can quickly seal the pit-in-pit, ensures the safety of the foundation pit and the surrounding environment, and is suitable for the emergency construction of complex foundation pit environments such as the pit-in-pit and the like. The invention solves the problems that in the prior art, the space between piles of the fender post is large, and quicksand is easy to flush into a pit in a pit.
Drawings
Fig. 1 is a schematic plan view of the construction of the enclosure of the pit in the pit according to the present invention.
Fig. 2 is an enlarged schematic view of a of fig. 1.
Fig. 3 is a schematic plan view of fig. 2.
Fig. 4 is a sectional view taken along the direction B-B of fig. 1.
Fig. 5 is an enlarged schematic view of C of fig. 4.
Fig. 6 is a schematic view of the connection of the unit plates and pile units of the enclosure of the pit in the pit of the present invention.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
Referring to fig. 1, a plan view schematically illustrating the construction of the enclosure of the pit in the pit according to the present invention is shown. Fig. 2 is an enlarged view of a in fig. 1. Fig. 3 is a schematic plan view of fig. 2. Referring to fig. 1 to 3, the present invention provides a method for constructing a pit-in-pit envelope, comprising the steps of:
driving guard piles 20 along the edge of a pit 10 in a pit to be excavated;
excavating earth to form a pit-in-pit and expose one side of the fender post 20 close to the pit-in-pit 10; and
providing a precast slab 30, vertically arranging the precast slab 30 along the edge of the pit-in-pit 10 and attaching and fixing the precast slab 30 to one side of the fender post 20 close to the pit-in-pit 10, inserting the bottom of the precast slab 30 into the pit-in-pit 10, and fixedly connecting the top of the precast slab 30 with the fender post 20.
Under the condition of the existing fender pile, the prefabricated slab is used as a pit-in-pit side wall fender and soil blocking structure and is simultaneously used as a brick moulding bed, so that the construction of the waterproof coiled material is facilitated, the pit-in-pit construction progress is accelerated, the dangerous condition of the pit-in-pit is effectively prevented, the pit-in-pit can be quickly closed, the safety of a foundation pit and the surrounding environment is ensured, and the prefabricated pile is suitable for the labor-saving construction of complex foundation pit environments such as the pit-in-pit and the like. The invention solves the problems that in the prior art, the building of the brick moulding bed takes long time, the construction of the fender post is easy to deviate, the gaps among the posts are large, quicksand is easy to flush into a pit and a pit, and the built brick moulding bed collapses.
As a preferred embodiment of the construction method of the enclosure structure of the pit in the pit of the present invention, refer to fig. 4 which is a sectional view taken along the direction B-B of fig. 1. Fig. 5 is an enlarged schematic view of C of the drawing. Referring to fig. 1 to 5, a prefabricated panel 30 is provided, including a preformed rib 300 protruding out of the top of the prefabricated panel 30 in the process of manufacturing the prefabricated panel 30;
fig. 6 is a schematic view showing the connection of the unit plates and the pile units of the enclosure of the pit in the pit according to the present invention. Referring to fig. 1 to 6, the method for fixing the top of the precast slab 30 to the fender post 20 includes:
roughening one side of the fender post 20 close to the pit 10 in the pit to expose the main rib 200 of the fender post 20; and
after the precast slab 30 is attached to one side of the fender post 20 adjacent to the pit 10 in the pit, the reserved rib 300 is interposed between the precast slab 20 and the fender post 20, and the reserved rib 300 is fixedly connected to the main rib of the fender post 20.
The present invention facilitates the subsequent fixing with the reserved ribs 300 of the precast slab 20 by roughening the side of the fender post 20 close to the pit 10 in the pit to expose the main ribs 200 of the fender post 20. The reserved ribs 300 of the prefabricated panels 20 are bent towards the main ribs 200, and the reserved ribs 300 and the main ribs 200 are welded and fixed.
As a preferred embodiment of the construction method of the enclosure structure of the pit in the pit of the present invention, there is provided a prefabricated panel 30 including:
providing a plurality of unit plates 31, wherein one side end of each unit plate 31 is embedded with a connecting plate 32, and the other side end of each unit plate 31 is provided with a groove; and
one side end of the unit plate 31 is attached to the corresponding side end of the adjacent unit plate 31, and the unit plate 31 is inserted and fixed to the groove of the adjacent unit plate 31 by the connecting plate 32 to connect the adjacent two unit plates 31.
In this embodiment, the fender post 20 comprises a plurality of post units 21 spaced along the edge of the pit 10. The gaps between the pile units 21 are large, quicksand is easy to flush into pits of the pits, and the built brick moulding bed collapses.
The prefabricated plate 30 which is formed by mutually sticking a plurality of unit plates 31 and is connected into a whole through the connecting plate 32 is arranged on one side of the fender post 20 close to the pit 10, gaps among the pile units 21 of the fender post 20 are sealed, and leakage is prevented.
Further, the grooves on the two sides of the unit plates 31 and the connecting plates 32 are located on the same straight line, so as to ensure that the adjacent two unit plates 31 are also located on the same straight line after being connected with each other. In the present embodiment, the cell plates 31 are prefabricated reinforced concrete structures, and the construction efficiency can be improved by using the prefabricated plates.
As a preferred embodiment of the construction method of the enclosure structure of the pit-in-pit of the invention, the invention further comprises the steps of providing the water stop belt 40, attaching the water stop belt 40 to the side surface of the prefabricated plate 30 close to the pit-in-pit 10, and correspondingly blocking the water stop belt 40 at the connecting seam of two adjacent unit plates 31.
In this embodiment, the bottom of the prefabricated panel 30 is inserted into the bedding of the pit-in-pit 10 and protrudes out of the bottom surface of the bedding. Specifically, the elevation of the bottom edge of the prefabricated panel 30 is located below the elevation of the bottom surface of the mat. Further, the bottom of the prefabricated panels 30 is tapered to facilitate insertion and fixation.
The invention also provides a pit-in-pit enclosure structure, which comprises:
the guard post 20 is arranged along the edge of the pit 10 in the pit to be excavated; and
the prefabricated slab 30 is vertically attached and fixed to one side, close to the pit 10, of the fender post 20 along the edge of the excavated pit 10, the bottom of the prefabricated slab 30 is inserted into the pit 10, and the top of the prefabricated slab 30 is fixedly connected with the fender post 20.
As a preferred embodiment of the enclosure structure of the pit in the pit of the present invention, as shown in fig. 1 to 3, the prefabricated slab 30 includes a plurality of unit slabs 31 connected to each other, a connecting slab 32 is embedded in one side end of each unit slab 31, a groove is formed in the other side end of each unit slab 31, one side end of each unit slab 31 is attached to the corresponding side end of the adjacent unit slab 31, and the unit slab 31 is inserted and fixed in the groove of the adjacent unit slab 31 through the connecting slab 32 to connect the adjacent two unit slabs 31.
In this embodiment, the fender post 20 comprises a plurality of post units 21 spaced along the edge of the pit 10. The gaps between the pile units 21 are large, quicksand is easy to flush into pits of the pits, and the built brick moulding bed collapses.
The prefabricated plate 30 which is formed by mutually sticking a plurality of unit plates 31 and is connected into a whole through the connecting plate 32 is arranged on one side of the fender post 20 close to the pit 10, gaps among the pile units 21 of the fender post 20 are sealed, and leakage is prevented.
Further, the grooves on the two sides of the unit plates 31 and the connecting plates 32 are located on the same straight line, so as to ensure that the adjacent two unit plates 31 are also located on the same straight line after being connected with each other. In the present embodiment, the cell plates 31 are prefabricated reinforced concrete structures, and the construction efficiency can be improved by using the prefabricated plates.
As a preferred embodiment of the enclosure structure of the pit in the pit of the present invention, as shown in fig. 1 to 5, the prefabricated panel 30 includes a reserved rib 300 protruding out of the top of the prefabricated panel 30, and the reserved rib 300 is bent to be sandwiched between the prefabricated panel 30 and the attached portion of the enclosure pile 20 and fixedly connected to the main rib 200 of the enclosure pile 20.
As shown in fig. 1 to 6, specifically, portions of the fender post 20 and the prefabricated panels 30 attached to each other are roughened, and exposed portions of the main ribs are used for connection. The reserved ribs 300 of the precast slabs 30 are bent downwards towards the guard piles 20 to be clamped between the guard piles 20 and the precast slabs 30, and the reserved ribs 300 and the main ribs 200 are welded and fixed, so that the top of the precast slabs 30 and the guard piles 20 are fixed, and the position stability of the precast slabs is guaranteed.
In this embodiment, the bottom of the prefabricated panel 30 is inserted into the bedding of the pit-in-pit 10 and protrudes out of the bottom surface of the bedding. Specifically, the elevation of the bottom edge of the prefabricated panel 30 is located below the elevation of the bottom surface of the mat. Further, the bottom of the prefabricated panels 30 is tapered to facilitate insertion and fixation.
As a preferred embodiment of the enclosure structure of the pit-in-pit of the invention, a water stop strip 40 is attached and fixed on the side surface of the prefabricated plate 30 close to the pit-in-pit 10, and the water stop strip 40 corresponds to the connecting seam blocked between two adjacent unit plates 31. Leakage is further prevented by the water stop 40.
As a preferred embodiment of the enclosure structure of the pit-in-pit of the present invention, the present invention further includes a plurality of deep stirring piles 50 which are arranged along the edge of the pit-in-pit at intervals and are opposite to the pile units 21, and two adjacent deep stirring piles are engaged with each other.
The following describes the construction steps of the enclosure construction method of the pit-in-pit of the present invention:
firstly, a fender post is arranged at the edge of a pit to be constructed. And excavating earthwork in the space enclosed by the fender post to form a pit-in-pit. And the earthwork is excavated to the side, which is exposed out of the fender post and is close to the pit in the pit, so that the prefabricated plate can be conveniently fixed subsequently.
The precast slabs are arranged along the periphery of the inner side of the fender post and are closely attached to the fender post, and the precast slabs are used as the side wall of the pit-in-pit for fencing, so that quicksand is prevented from flowing into the pit-in-pit from the gap of the fender post due to insufficient precipitation nearby the pit-in-pit, and further the construction and safety of the pit-in-pit are influenced. The prefabricated slab is manufactured in advance, 4000mm (length) 1500mm (width) 200 (thickness), and double-layer bidirectional reinforcing steel bars and C30 concrete strength are adopted. One end of each prefabricated plate is provided with a groove, the other end of each prefabricated plate is provided with a steel plate (200mm wide and 8mm thick) with a full-length embedded, and two adjacent prefabricated plates are connected by inserting the steel plates into the grooves. And paving a through long rubber water stop belt on the inner sides of the connecting parts of the two adjacent prefabricated plates for waterproof sealing treatment.
And inserting the bottom of the precast slab into the bottom of the pit in the pit, wherein the elevation of the bottom of the precast slab is 100mm below the elevation of the bottom of the cushion layer.
And (4) roughening one side of the fender post close to the pit in the pit to expose the main rib of the fender post. And welding and tying the reserved steel bars at the top of the precast slab and the main bars of the fender post exposed by chiseling, so that the top of the precast slab and the top of the fender post are fixed.
The enclosure structure of the pit-in-pit and the construction method thereof have the beneficial effects that:
according to the invention, the precast slabs are attached to one side of the fender post close to the pit in the pit and are used as a side wall fending and retaining structure of the pit in the pit, so that the condition that the gap between the fender posts is large and quicksand is easy to wash into the pit in the pit is prevented. The invention is not only beneficial to the construction of the waterproof coiled material, but also accelerates the construction progress of the pit-in-pit, effectively prevents the dangerous condition of the pit-in-pit, can quickly seal the pit-in-pit, ensures the safety of the foundation pit and the surrounding environment, and is suitable for the emergency construction of complex foundation pit environments such as the pit-in-pit and the like. The invention solves the problems that in the prior art, the building of the brick moulding bed takes long time, the construction of the fender post is easy to deviate, the gaps among the posts are large, quicksand is easy to flush into a pit and a pit, and the built brick moulding bed collapses.
While the present invention has been described in detail and with reference to the embodiments thereof as illustrated in the accompanying drawings, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the scope of the invention is to be determined by the appended claims.
Claims (10)
1. A construction method of a building envelope of a pit-in-pit is characterized by comprising the following steps:
constructing fender posts along the edge of a pit in a pit to be excavated;
excavating earthwork to form a pit-in-pit, and exposing one side of the fender post close to the pit-in-pit; and
providing a precast slab, vertically arranging the precast slab along the edge of the pit-in-pit, attaching and fixing the precast slab to one side of the fender post close to the pit-in-pit, inserting the bottom of the precast slab into the bottom of the pit-in-pit, and fixedly connecting the top of the precast slab with the fender post.
2. A method of constructing a building envelope of a pit-in-pit according to claim 1,
providing a precast slab, wherein a reserved rib protruding out of the top of the precast slab is reserved in the manufacturing process of the precast slab;
fixedly connecting the top of the precast slab with the fender post, and comprises the following steps:
roughening one side of the fender post close to the pit in the pit to expose a main rib of the fender post; and
after the precast slabs are attached to one side, close to the pit in the pit, of the fender post, the reserved ribs are clamped between the precast slabs and the fender post, and the reserved ribs are fixedly connected with main ribs of the fender post.
3. A method of constructing a building envelope for a pit in a pit according to claim 1, wherein providing a prefabricated slab comprises:
providing a plurality of unit plates, wherein a connecting plate is embedded in one side end of each unit plate, and a groove is formed in the other side end of each unit plate; and
and attaching one side end of the unit plate to the corresponding side end of the adjacent unit plate, and inserting and fixing the unit plates into the grooves of the adjacent unit plates through the connecting plates so as to connect the two adjacent unit plates.
4. A method of constructing a building envelope of a pit in a pit according to claim 3,
the prefabricated slab water-stop joint is characterized by further comprising a water-stop belt, wherein the water-stop belt is attached to the side face, close to the pit in the pit, of the prefabricated slab, and is correspondingly blocked at the connecting joint of the two adjacent unit slabs.
5. A building envelope of pit in pit characterized by, includes:
the fender post is arranged along the edge of a pit in a pit to be excavated; and
the prefabricated slab is vertically attached and fixed to one side, close to the pit-in-pit, of the fender post along the edge of the pit-in-pit formed by excavation, the bottom of the prefabricated slab is inserted into the bottom of the pit-in-pit, and the top of the prefabricated slab is fixedly connected with the fender post.
6. A containment structure for a pit in a pit as claimed in claim 5,
the prefabricated slab comprises a reserved rib protruding out of the top of the prefabricated slab, the reserved rib is bent to be clamped between the prefabricated slab and the attached part of the fender post, and the main rib of the fender post is fixedly connected.
7. A containment structure for a pit in a pit as claimed in claim 5,
the prefabricated plate comprises a plurality of unit plates which are connected with each other, a connecting plate is buried in one side end of each unit plate, a groove is formed in the other side end of each unit plate, one side end of each unit plate is attached to the corresponding side end of the adjacent unit plate, and the unit plates are inserted into the grooves which are fixed on the adjacent unit plates through the connecting plates so as to connect the adjacent two unit plates.
8. A containment structure for a pit in a pit as claimed in claim 7,
and a water stop is fixedly attached to the side surface of the prefabricated plate close to the pit in the pit, and the water stop is correspondingly arranged at the connecting joint of the two adjacent unit plates.
9. A containment structure for a pit in a pit as claimed in claim 5,
the fender pile comprises a plurality of pile units which are arranged along the edge of the pit in the pit at intervals.
10. A containment structure for a pit in a pit as claimed in claim 9,
the deep stirring pile is characterized by further comprising a plurality of deep stirring piles which are arranged along the edge of the pit in the pit at intervals and are opposite to the pile units, and every two adjacent deep stirring piles are mutually meshed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911124551.8A CN110820759A (en) | 2019-11-18 | 2019-11-18 | Pit-in-pit enclosure structure and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911124551.8A CN110820759A (en) | 2019-11-18 | 2019-11-18 | Pit-in-pit enclosure structure and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110820759A true CN110820759A (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911124551.8A Pending CN110820759A (en) | 2019-11-18 | 2019-11-18 | Pit-in-pit enclosure structure and construction method thereof |
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| CN (1) | CN110820759A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105274998A (en) * | 2015-11-19 | 2016-01-27 | 杭州江润科技有限公司 | Construction method of assembled pile-plate-anchor-beam combination type batholith support |
| CN208309595U (en) * | 2018-04-28 | 2019-01-01 | 浙江新盛建设集团有限公司 | A kind of prefabricated sheet pile building enclosure for applying to cheat in hole |
-
2019
- 2019-11-18 CN CN201911124551.8A patent/CN110820759A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105274998A (en) * | 2015-11-19 | 2016-01-27 | 杭州江润科技有限公司 | Construction method of assembled pile-plate-anchor-beam combination type batholith support |
| CN208309595U (en) * | 2018-04-28 | 2019-01-01 | 浙江新盛建设集团有限公司 | A kind of prefabricated sheet pile building enclosure for applying to cheat in hole |
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Application publication date: 20200221 |