CN105821869A - Locking type T-shaped pile wall manufacturing machine - Google Patents
Locking type T-shaped pile wall manufacturing machine Download PDFInfo
- Publication number
- CN105821869A CN105821869A CN201610296252.2A CN201610296252A CN105821869A CN 105821869 A CN105821869 A CN 105821869A CN 201610296252 A CN201610296252 A CN 201610296252A CN 105821869 A CN105821869 A CN 105821869A
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- China
- Prior art keywords
- tool post
- trapezoidal tool
- stake
- interlocking
- recessed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 239000002689 soil Substances 0.000 claims abstract description 37
- 229910000831 Steel Inorganic materials 0.000 claims description 34
- 239000010959 steel Substances 0.000 claims description 34
- 239000004568 cement Substances 0.000 claims description 23
- 238000005553 drilling Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000005266 casting Methods 0.000 claims description 2
- 239000011083 cement mortar Substances 0.000 claims description 2
- 238000005520 cutting process Methods 0.000 claims description 2
- 239000011440 grout Substances 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 230000002265 prevention Effects 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
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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
- E02D5/18—Bulkheads or similar walls made solely of concrete in situ
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/16—Plural down-hole drives, e.g. for combined percussion and rotary drilling; Drives for multi-bit drilling units
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/001—Drilling a non circular hole
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2200/00—Geometrical or physical properties
- E02D2200/16—Shapes
- E02D2200/165—Shapes polygonal
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
A locking type T-shaped pile wall manufacturing machine comprises a locking pile forming machine and an octagonal pile forming machine. Multiple cemented soil locking piles are manufactured, wherein every two cemented soil locking piles are arranged at an octagonal pile interval; then in the interval of every two locking piles, a concrete octagonal pile is manufactured through the octagonal pile forming machine according to the working manner of the octagonal pile forming machine; then a cemented soil locking pile is manufactured on the front portion of each octagonal pile; and in this way, a pile wall characterized in that the concrete octagonal piles are connected with the corresponding cemented soil locking pile between every two octagonal piles and the locking piles on the front portions of the octagonal piles in a locking manner is formed and used for earth retaining and leakage prevention of building foundations.
Description
Technical field
The present invention relates to a kind of combination piling wall and manufacture facility, the interlocking T-shaped piling wall of a kind of interlocking combination T-shaped piling wall that the interlocking stake used in a kind of building foundation engineering and the mutual interlocking of octagon stake are formed manufactures facility.
Background technology
At present, pile body formed by the cement-soil mixing pile machine of other pattern is all the assembly of multiple soil cement cylinder, be not mutual interlocking soil cement compound pile wall.
Summary of the invention
The invention provides the manufacture facility of a kind of interlocking T-shaped piling wall that a kind of interlocking stake is formed with the mutual interlocking of octagon stake.
The present invention is achieved through the following technical solutions:
A kind of interlocking T-shaped piling wall manufactures facility, including interlocking stake pile-formation machine and octagon stake pile-formation machine.
The concrete structure of interlocking stake pile-formation machine includes: the middle upper portion of steel pipe support is fixed in the lower end of drilling rod one, the middle lower portion of steel pipe support is fixed on the upper end of steel plate support two, the shell middle upper portion of motor two is fixed in the lower end of steel plate support two, the front end output shaft of motor two is fixed with front semi-convex trapezoidal tool post, and the rear end output shaft of motor two is fixed with rear semi-convex trapezoidal tool post；The upper end of steel plate support one is fixed in the left end bottom of steel pipe support, the shell middle upper portion of motor one is fixed in the lower end of steel plate support one, the front end output shaft of motor one is fixed with the recessed trapezoidal tool post one of first half, and the rear end output shaft of motor one is fixed with later half recessed trapezoidal tool post one；The upper end of steel plate support three is fixed in the right-hand member bottom of steel pipe support, the shell middle upper portion of motor three is fixed in the lower end of steel plate support three, the front end output shaft of motor three is fixed with the recessed trapezoidal tool post two of first half, and the rear end output shaft of motor three is fixed with later half recessed trapezoidal tool post two；The recessed trapezoidal tool post one of first half and later half recessed trapezoidal tool post one form a umbilicate recessed trapezoidal tool post, the recessed trapezoidal tool post two of first half and later half recessed trapezoidal tool post two form another umbilicate recessed trapezoidal tool post, and the side surface of each recessed trapezoidal tool post is separately installed with multiple cutter head；Front semi-convex trapezoidal tool post and rear semi-convex trapezoidal tool post form the convex trapezoidal tool post that a centre is convex, and the side surface of convex trapezoidal tool post is provided with multiple cutter head；The convex trapezoidal of the recessed trapezoidal and convex trapezoidal tool post cross section of recessed trapezoidal tool post cross section is coincide.
Octagon stake pile-formation machine includes following structure: the upper end of the lower end fixed motor four of drilling rod two, motor four lower end is provided with change speed gear box, and the output shaft of change speed gear box lower end is fixed with drill bit two；The left end of change speed gear box, right-hand member, rear end, front end export a power transmission shaft respectively, and the outer end of each power transmission shaft fixes a tulwar respectively.
The present invention has a following feature:
The present invention can manufacture the piling wall of the mutual interlocking of interlocking stake of the soil cement interlocking stake between multiple concrete octagon stake and each two octagon stake and octagon stake front portion, for gear soil, the antiseep on building basis.
Accompanying drawing explanation
The present invention is further illustrated below in conjunction with the accompanying drawings:
Fig. 1 is the front view of the present invention；
Fig. 2 is the rearview of the present invention
Fig. 3 is the A A view of Fig. 1；
Fig. 4 is the structural representation of octagon stake pile-formation machine；
Fig. 5 is the B B view of Fig. 3；
Fig. 6 is the cross-sectional view of the T-shaped combination piling wall that interlocking stake is formed with the mutual interlocking of octagon stake.
In figure: 1, drilling rod one, 2, steel pipe support, 3, steel plate support one, 4, steel plate support two, 5, steel plate support three, 6, motor one, 7, motor two, 8, motor three, 9, the recessed trapezoidal tool post one of first half, 10, front semi-convex trapezoidal tool post, 11, the recessed trapezoidal tool post two of first half, 12, cutter head, 13, later half recessed trapezoidal tool post one, 14, rear semi-convex trapezoidal tool post, 15, later half recessed trapezoidal tool post two, 16, output shaft；21, drilling rod two, 22, motor four, 23, change speed gear box, 24, drill bit two, 25, power transmission shaft, 26, tulwar.
Detailed description of the invention
Accompanying drawing is a kind of specific embodiment of the present invention, and this embodiment includes interlocking stake pile-formation machine and octagon stake pile-formation machine.
Interlocking stake pile-formation machine includes the structure in Fig. 1, Fig. 2, Fig. 3, concrete structure is: the middle upper portion of steel pipe support 2 is fixed in the lower end of drilling rod 1, the middle lower portion of steel pipe support is fixed on the upper end of steel plate support 24, the shell middle upper portion of motor 27 is fixed in the lower end of steel plate support two, the front end output shaft 16 of motor two is fixed with front semi-convex trapezoidal tool post 10, and the rear end output shaft of motor two is fixed with rear semi-convex trapezoidal tool post 14；The upper end of steel plate support 1 is fixed in the left end bottom of steel pipe support, the shell middle upper portion of motor 1 is fixed in the lower end of steel plate support one, the front end output shaft 16 of motor one is fixed with the recessed trapezoidal tool post 1 of first half, and the rear end output shaft of motor one is fixed with later half recessed trapezoidal tool post 1；The upper end of steel plate support 35 is fixed in the right-hand member bottom of steel pipe support, the shell middle upper portion of motor 38 is fixed in the lower end of steel plate support three, the front end output shaft of motor three is fixed with the recessed trapezoidal tool post 2 11 of first half, and the rear end output shaft of motor three is fixed with later half recessed trapezoidal tool post 2 15；The recessed trapezoidal tool post one of first half and later half recessed trapezoidal tool post one form a umbilicate recessed trapezoidal tool post, the recessed trapezoidal tool post two of first half and later half recessed trapezoidal tool post two form another umbilicate recessed trapezoidal tool post, and the side surface of each recessed trapezoidal tool post is separately installed with multiple cutter head 12；Front semi-convex trapezoidal tool post and rear semi-convex trapezoidal tool post form the convex trapezoidal tool post that a centre is convex, and the side surface of convex trapezoidal tool post is provided with multiple cutter head 12；The convex trapezoidal of the recessed trapezoidal and convex trapezoidal tool post cross section of recessed trapezoidal tool post cross section is coincide.
Interlocking stake pile-formation machine is also equipped with grouting pump, during work, grout injection is distinguished at the position between grouting pump trapezoidal tool post recessed to the left side and the convex trapezoidal tool post in centre and between the convex trapezoidal tool post of the recessed trapezoidal tool post in the right and centre, motor one drives the recessed trapezoidal tool post one of first half and the rotating forward of later half recessed trapezoidal tool post one, motor three drives the recessed trapezoidal tool post two of first half and the reversion of later half recessed trapezoidal tool post two, motor two drives front semi-convex trapezoidal tool post to rotate forward, after motor two drives, semi-convex trapezoidal tool post inverts, the recessed trapezoidal tool post one of first half, later half recessed trapezoidal tool post one, the recessed trapezoidal tool post two of first half, later half recessed trapezoidal tool post two and front semi-convex trapezoidal tool post, the soil body of its lower end is stirred in rotation by rear semi-convex trapezoidal tool post with cement mortar；Left end is stirred into recessed bathrocephaly in rotation by the recessed trapezoidal tool post one of first half, later half recessed trapezoidal tool post one, and right-hand member is stirred into recessed bathrocephaly in rotation by the recessed trapezoidal tool post two of first half, later half recessed trapezoidal tool post two；Drilling rod one forms about one two ends during being pressed into downwards and is respectively provided with the soil cement interlocking stake of recessed bathrocephaly.
Octagon stake pile-formation machine includes the structure in Fig. 4, Fig. 5；Concrete structure is as follows: the upper end of the lower end fixed motor 4 22 of drilling rod 2 21, and motor four lower end is provided with change speed gear box 23, and the output shaft of change speed gear box lower end is fixed with drill bit 2 24；The left end of change speed gear box, right-hand member, front end, rear end export a power transmission shaft 25 respectively, and the outer end of each power transmission shaft fixes a tulwar 26 respectively.
The specific works mode of octagon stake pile-formation machine is as follows: during work, grouting pump irrigates water under high pressure to drill bit two, motor four drives change speed gear box to operate, change speed gear box drives drill bit two to rotate in operation process, drill bit two in rotary course by the soil cutting of drill bit two lower end；Change speed gear box drives left end, right-hand member, front end, the power transmission shaft of rear end to drive a tulwar to rotate respectively in operation process respectively, and the circular cut that drill bit two is formed is become octagon in rotary course by four tulwars；The soil body machined away is mixed in mud, and water under high pressure constantly fills, and mud constantly flows out from hole, and drilling rod two forms the octagon hole of certain depth during being pressed into, casting concrete, formation concrete octagon stake in this octagon hole.
The convex trapezoidal of the recessed trapezoidal and octagon each edge place of interlocking stake is coincide.
Interlocking stake pile-formation machine is as follows with the working method of octagon stake pile-formation machine manufacture combination T-shaped piling wall: in the original position needing pile axis, a soil cement interlocking stake is manufactured according to the working method of above-mentioned interlocking stake pile-formation machine with interlocking stake pile-formation machine, distance in one the octagon stake in interval of the right side of this interlocking stake manufactures second soil cement interlocking stake, so manufacture one, multiple intervals octagon pilespacing from soil cement interlocking stake；When the soil cement intensity of the interlocking stake on both sides reaches a timing, again in the distance between each two interlocking stake, manufacture a concrete octagon stake with octagon stake pile-formation machine according to the working method of above-mentioned octagon stake pile-formation machine, make convex trapezoidal recessed trapezoidal, the convex trapezoidal of concrete octagon stake right-hand member being fit to left side interlocking stake right-hand member of the concrete octagon stake left end between each two soil cement interlocking stake be fit to the recessed trapezoidal of the right soil cement interlocking stake left end；When the concrete strength of octagon stake reaches a timing, then manufacture a soil cement interlocking stake respectively in the front portion of each octagon stake, make the convex trapezoidal of octagon stake front end be fit to the recessed trapezoidal of anterior soil cement interlocking stake；It is thusly-formed the piling wall of the mutual interlocking of interlocking stake of the soil cement interlocking stake between multiple concrete octagon stake and each two octagon stake and octagon stake front portion, for gear soil, the antiseep on building basis.
Claims (3)
1. interlocking T-shaped piling wall manufactures facility, including interlocking stake pile-formation machine and octagon stake pile-formation machine；It is characterized in that:
The concrete structure of described interlocking stake pile-formation machine includes: the middle upper portion of steel pipe support (2) is fixed in the lower end of drilling rod one (1), the middle lower portion of steel pipe support is fixed on the upper end of steel plate support two (4), the shell middle upper portion of motor two (7) is fixed in the lower end of steel plate support two, the front end output shaft (16) of motor two is fixed with front semi-convex trapezoidal tool post (10), and the rear end output shaft of motor two is fixed with rear semi-convex trapezoidal tool post (14)；The upper end of steel plate support one (3) is fixed in the left end bottom of steel pipe support, the shell middle upper portion of motor one (6) is fixed in the lower end of steel plate support one, the front end output shaft (16) of motor one is fixed with the recessed trapezoidal tool post one (9) of first half, and the rear end output shaft of motor one is fixed with later half recessed trapezoidal tool post one (13)；The upper end of steel plate support three (5) is fixed in the right-hand member bottom of steel pipe support, the shell middle upper portion of motor three (8) is fixed in the lower end of steel plate support three, the front end output shaft of motor three is fixed with the recessed trapezoidal tool post two (11) of first half, and the rear end output shaft of motor three is fixed with later half recessed trapezoidal tool post two (15)；The recessed trapezoidal tool post one of first half and later half recessed trapezoidal tool post one form a umbilicate recessed trapezoidal tool post, the recessed trapezoidal tool post two of first half and later half recessed trapezoidal tool post two form another umbilicate recessed trapezoidal tool post, and the side surface of each recessed trapezoidal tool post is separately installed with multiple cutter head (12)；Front semi-convex trapezoidal tool post and rear semi-convex trapezoidal tool post form the convex trapezoidal tool post that a centre is convex, and the side surface of convex trapezoidal tool post is provided with multiple cutter head (12)；
During the work of described interlocking stake pile-formation machine, grout injection is distinguished at the position between grouting pump trapezoidal tool post recessed to the left side and the convex trapezoidal tool post in centre and between the convex trapezoidal tool post of the recessed trapezoidal tool post in the right and centre, motor one drives the recessed trapezoidal tool post one of first half and the rotating forward of later half recessed trapezoidal tool post one, motor three drives the recessed trapezoidal tool post two of first half and the reversion of later half recessed trapezoidal tool post two, motor two drives front semi-convex trapezoidal tool post to rotate forward, after motor two drives, semi-convex trapezoidal tool post inverts, the recessed trapezoidal tool post one of first half, later half recessed trapezoidal tool post one, the recessed trapezoidal tool post two of first half, later half recessed trapezoidal tool post two and front semi-convex trapezoidal tool post, the soil body of its lower end is stirred in rotation by rear semi-convex trapezoidal tool post with cement mortar；Left end is stirred into recessed bathrocephaly in rotation by the recessed trapezoidal tool post one of first half, later half recessed trapezoidal tool post one, and right-hand member is stirred into recessed bathrocephaly in rotation by the recessed trapezoidal tool post two of first half, later half recessed trapezoidal tool post two；Drilling rod one forms about one two ends during being pressed into downwards and is respectively provided with the soil cement interlocking stake of recessed bathrocephaly；
The concrete structure of described octagon stake pile-formation machine includes: the upper end of the lower end fixed motor 4 22 of drilling rod 2 21, and motor four lower end is provided with change speed gear box 23, and the output shaft of change speed gear box lower end is fixed with drill bit 2 24；The left end of change speed gear box, right-hand member, front end, rear end export a power transmission shaft 25 respectively, and the outer end of each power transmission shaft fixes a tulwar 26 respectively；
During described work, grouting pump irrigates water under high pressure to drill bit two, and motor four drives change speed gear box to operate, and change speed gear box drives drill bit two to rotate in operation process, drill bit two in rotary course by the soil cutting of drill bit two lower end；Change speed gear box drives left end, right-hand member, front end, the power transmission shaft of rear end to drive a tulwar to rotate respectively in operation process respectively, and the circular cut that drill bit two is formed is become octagon in rotary course by four tulwars；The soil body machined away is mixed in mud, and water under high pressure constantly fills, and mud constantly flows out from hole, and drilling rod two forms the octagon hole of certain depth during being pressed into, casting concrete, formation concrete octagon stake in this octagon hole；
Described interlocking stake pile-formation machine combines the working method of T-shaped piling wall with octagon stake pile-formation machine manufacture: in the original position needing pile axis, a soil cement interlocking stake is manufactured according to the working method of above-mentioned interlocking stake pile-formation machine with interlocking stake pile-formation machine, distance in one the octagon stake in interval of the right side of this interlocking stake manufactures second soil cement interlocking stake, so manufacture one, multiple intervals octagon pilespacing from soil cement interlocking stake；When the soil cement intensity of the interlocking stake on both sides reaches a timing, again in the distance between each two interlocking stake, manufacture a concrete octagon stake with octagon stake pile-formation machine according to the working method of above-mentioned octagon stake pile-formation machine, make convex trapezoidal recessed trapezoidal, the convex trapezoidal of concrete octagon stake right-hand member being fit to left side interlocking stake right-hand member of the concrete octagon stake left end between each two soil cement interlocking stake be fit to the recessed trapezoidal of the right soil cement interlocking stake left end；When the concrete strength of octagon stake reaches a timing, then manufacture a soil cement interlocking stake respectively in the front portion of each octagon stake, make the convex trapezoidal of octagon stake front end be fit to the recessed trapezoidal of anterior soil cement interlocking stake；It is thusly-formed the piling wall of the mutual interlocking of interlocking stake of the soil cement interlocking stake between multiple concrete octagon stake and each two octagon stake and octagon stake front portion, for gear soil, the antiseep on building basis.
2. manufacture facility according to a kind of interlocking T-shaped piling wall described in claim, it is characterised in that: the convex trapezoidal of the recessed trapezoidal and octagon each edge place of described interlocking stake is coincide.
3. manufacture facility according to a kind of interlocking T-shaped piling wall described in claim, it is characterised in that: the convex trapezoidal of the recessed trapezoidal and convex trapezoidal tool post cross section of the recessed trapezoidal tool post cross section of described interlocking stake pile-formation machine is coincide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610296252.2A CN105821869A (en) | 2016-05-09 | 2016-05-09 | Locking type T-shaped pile wall manufacturing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610296252.2A CN105821869A (en) | 2016-05-09 | 2016-05-09 | Locking type T-shaped pile wall manufacturing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105821869A true CN105821869A (en) | 2016-08-03 |
Family
ID=56529063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610296252.2A Withdrawn CN105821869A (en) | 2016-05-09 | 2016-05-09 | Locking type T-shaped pile wall manufacturing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105821869A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105735301A (en) * | 2016-05-09 | 2016-07-06 | 吕文娥 | Buckled cross-shaped pile wall |
| CN105821871A (en) * | 2016-05-09 | 2016-08-03 | 吕文娥 | Inserting opening connection type V-shaped broken-line pile wall |
| CN105862826A (en) * | 2016-05-09 | 2016-08-17 | 吕文娥 | Y-shaped socket buckling connection piling wall |
| CN105862825A (en) * | 2016-05-09 | 2016-08-17 | 吕文娥 | Y-shaped socket buckling connection piling wall |
-
2016
- 2016-05-09 CN CN201610296252.2A patent/CN105821869A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105735301A (en) * | 2016-05-09 | 2016-07-06 | 吕文娥 | Buckled cross-shaped pile wall |
| CN105821871A (en) * | 2016-05-09 | 2016-08-03 | 吕文娥 | Inserting opening connection type V-shaped broken-line pile wall |
| CN105862826A (en) * | 2016-05-09 | 2016-08-17 | 吕文娥 | Y-shaped socket buckling connection piling wall |
| CN105862825A (en) * | 2016-05-09 | 2016-08-17 | 吕文娥 | Y-shaped socket buckling connection piling wall |
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Application publication date: 20160803 |