CN105696585A - Jointing device for octagonal piles and n-shaped piles - Google Patents
Jointing device for octagonal piles and n-shaped piles Download PDFInfo
- Publication number
- CN105696585A CN105696585A CN201610132344.7A CN201610132344A CN105696585A CN 105696585 A CN105696585 A CN 105696585A CN 201610132344 A CN201610132344 A CN 201610132344A CN 105696585 A CN105696585 A CN 105696585A
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- Prior art keywords
- change speed
- gear box
- speed gear
- power transmission
- stake
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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
- E02D5/22—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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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
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- 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
Abstract
A jointing device for octagonal piles and n-shaped piles comprises an n-shaped pile forming machine and an octagonal pile forming machine. The multiple concrete n-shaped piles spaced by the distance of one octagonal pile are manufactured. When the strength of concrete of the n-shaped piles on the two sides reaches a certain degree, one cemented soil octagonal pile is manufactured within the distance between every two n-shaped piles through the octagonal pile forming machine according to the work manner of the above octagonal pile forming machine, a convex trapezoid at the left end of the cemented soil octagonal pile between every two concrete n-shaped piles is matched with a concave trapezoid at the right end of the corresponding left n-shaped pile, and a convex trapezoid at the right end of the cemented soil octagonal pile is matched with a concave trapezoid at the left end of the corresponding right concrete n-shaped pile. Therefore, a pile wall with the multiple cemented soil octagonal piles and the concrete n-shaped piles each arranged between every two octagonal piles in locked and buckled connection is formed, and the jointing device is used for soil retaining and seepage preventing of building foundations.
Description
Technical field
The present invention relates to the octagon stake and π staking locking device that use in a kind of engagement device, particularly a kind of foundation engineering。
Background technology
Soil cement pile-formation machine is to be rotated by the multiple drill bit of power drive, the earth of drill bit bottom is cut in rotation process and stirs into cement earth pile with cement mortar by multiple drill bits, at present, pile body formed by the Soil-cement rig of other pattern is all the assembly of multiple soil cement cylinder, the piling wall that not to be concrete π stake be bonded with each other with soil cement octagon stake。
Summary of the invention
The present invention compensate for disadvantage mentioned above, it is provided that a kind of can manufacture octagon stake and the π staking locking device that concrete π stake and soil cement octagon stake are bonded with each other。
The present invention is achieved through the following technical solutions:
A kind of octagon stake and π staking locking device, including π stake pile-formation machine and octagon stake pile-formation machine。
π stake pile-formation machine includes following structure: the left part back of transverse arm one is fixed with transverse arm two, the right part back of transverse arm one is fixed with transverse arm three, thus transverse arm one, transverse arm two, transverse arm three form a π shape framework；The front end of transverse arm two is fixed in the lower end of pressure rod one, and the front end of transverse arm three is fixed in the lower end of pressure rod two；The middle lower portion of transverse arm one is fixed with column one, the lower end of column one is fixed with motor one, the lower end of motor one is fixed with change speed gear box one, in the middle of the left part of transverse arm one, lower end is fixed with column two, the lower end of column two is fixed with change speed gear box two, the left end bottom of transverse arm one is fixed with column four, the lower end of column four is fixed with change speed gear box four, in the middle of the right part of transverse arm one, lower end is fixed with column three, the lower end of column three is fixed with change speed gear box three, the right-hand member bottom of transverse arm one is fixed with column five, the lower end of column five is fixed with change speed gear box five, the rear end lower of transverse arm two is fixed with column six, the lower end of column six is fixed with change speed gear box six, the rear end lower of transverse arm three is fixed with column seven, the lower end of column seven is fixed with change speed gear box seven；Change speed gear box one, change speed gear box two, change speed gear box three, change speed gear box four, change speed gear box five, change speed gear box six, change speed gear box seven lower end be respectively equipped with a drilling rod, the lower end of each drilling rod is respectively equipped with a drill bit one；A power transmission shaft one it is respectively equipped with between change speed gear box one and change speed gear box two, between change speed gear box one and change speed gear box three, between change speed gear box two and change speed gear box four, between change speed gear box three and change speed gear box five, between change speed gear box two and change speed gear box six, between change speed gear box three and change speed gear box seven, a link arm is fixed on the middle both sides of each power transmission shaft one respectively, and the outer end of each link arm fixes a stirring knife one respectively；The right back of change speed gear box five and right front export a power transmission shaft two respectively, and this each power transmission shaft two right-hand member fixes a triangular knife one respectively, and right-hand member one power transmission shaft three of output of change speed gear box five, the right-hand member of this power transmission shaft three fixes a stirring knife two；The left back of change speed gear box four and left front export a power transmission shaft two respectively, and this each power transmission shaft two left end fixes a triangular knife one respectively, and left end one power transmission shaft three of output of change speed gear box four, the left end of this power transmission shaft three fixes a stirring knife two。
Octagon stake pile-formation machine includes following structure: the upper end of the lower end fixed motor two of pressure rod three, and motor two lower end is provided with gear-box, and the output shaft of gear-box lower end is fixed with drill bit two；The left end of gear-box, right-hand member, rear end, front end export one respectively and rotate axle, and the outer end of each rotation axle fixes a tulwar respectively。
The present invention has following feature:
The present invention can manufacture the piling wall that concrete π stake is bonded with each other with soil cement octagon stake, for the gear soil on building basis, antiseepage。
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further illustrated:
Fig. 1 is the structural representation of π stake pile-formation machine；
Fig. 2 is the A A direction view of Fig. 1；
Fig. 3 is the B B view of Fig. 1；
Fig. 4 is the C C direction view of Fig. 1；
Fig. 5 is the structural representation of octagon stake pile-formation machine；
Fig. 6 is the D D view of Fig. 5；
Fig. 7 is the cross-sectional view that π stake is closed with octagon staking。
In figure: 1, pressure rod one, 2, pressure rod two, 3, change speed gear box one, 4, change speed gear box two, 5, change speed gear box three, 6, change speed gear box four, 7, change speed gear box five, 8, power transmission shaft one, 9, stirring knife one, 10, column one, 11, motor one, 12, drilling rod, 13, drill bit one, 14, power transmission shaft two, 15, triangular knife one, 16, transverse arm one, 17, column two, 18, column three, 19, column four, 20, column five, 21, transverse arm two, 22, transverse arm three, 23, column six, 24, column seven, 25, change speed gear box six, 26, change speed gear box seven, 27, link arm, 28, power transmission shaft three, 29, stirring knife two；31, pressure rod three, 32, motor two, 33, gear-box, 34, drill bit two, 35, rotate axle, 36, tulwar。
Detailed description of the invention
Accompanying drawing is a kind of specific embodiment of the present invention, and this embodiment includes π stake pile-formation machine and octagon stake pile-formation machine。
π stake pile-formation machine includes the structure in Fig. 1, Fig. 2, Fig. 3, Fig. 4；Concrete structure is as follows: the left part back of transverse arm 1 is fixed with transverse arm 2 21, the right part back of transverse arm one is fixed with transverse arm 3 22, thus transverse arm one, transverse arm two, transverse arm three form a π shape framework；The front end of transverse arm two is fixed in the lower end of pressure rod 1, and the front end of transverse arm three is fixed in the lower end of pressure rod 22；The middle lower portion of transverse arm one is fixed with column 1, the lower end of column one is fixed with motor 1, the lower end of motor one is fixed with change speed gear box 1, in the middle of the left part of transverse arm one, lower end is fixed with column 2 17, the lower end of column two is fixed with change speed gear box 24, the left end bottom of transverse arm one is fixed with column 4 19, the lower end of column four is fixed with change speed gear box 46, in the middle of the right part of transverse arm one, lower end is fixed with column 3 18, the lower end of column three is fixed with change speed gear box 35, the right-hand member bottom of transverse arm one is fixed with column 5 20, the lower end of column five is fixed with change speed gear box 57, the rear end lower of transverse arm two is fixed with column 6 23, the lower end of column six is fixed with change speed gear box 6 25, the rear end lower of transverse arm three is fixed with column 7 24, the lower end of column seven is fixed with change speed gear box 7 26；Change speed gear box one, change speed gear box two, change speed gear box three, change speed gear box four, change speed gear box five, change speed gear box six, change speed gear box seven lower end be respectively equipped with a drilling rod 12, the lower end of each drilling rod is respectively equipped with a drill bit 1；A power transmission shaft 1 it is respectively equipped with between change speed gear box one and change speed gear box two, between change speed gear box one and change speed gear box three, between change speed gear box two and change speed gear box four, between change speed gear box three and change speed gear box five, between change speed gear box two and change speed gear box six, between change speed gear box three and change speed gear box seven, a link arm 27 is fixed on the middle both sides of each power transmission shaft one respectively, and the outer end of each link arm fixes a stirring knife 1 respectively；The right back of change speed gear box five and right front export a power transmission shaft 2 14 respectively, and this each power transmission shaft two right-hand member fixes a triangular knife 1 respectively, and right-hand member one power transmission shaft 3 28 of output of change speed gear box five, the right-hand member of this power transmission shaft three fixes a stirring knife 2 29；The left back of change speed gear box four and left front export a power transmission shaft 2 14 respectively, and this each power transmission shaft two left end fixes a triangular knife 1 respectively, and left end one power transmission shaft 3 28 of output of change speed gear box four, the left end of this power transmission shaft three fixes a stirring knife 2 29。
Stirring knife one on change speed gear box two three power transmission shafts one left and right, rear differs certain angle in rotation, is independent of each other mutually in rotation。
Stirring knife one on change speed gear box three three power transmission shafts one left and right, rear differs certain angle in rotation, is independent of each other mutually in rotation。
The specific works mode of π stake pile-formation machine is as follows: π stake pile-formation machine is provided with grouting pump, during work, each drill bit one is injected separately into water under high pressure by grouting pump, motor one drives change speed gear box one operating, the on-stream rotation by two power transmission shafts one in left and right of change speed gear box one drives change speed gear box two and change speed gear box three operating respectively, change speed gear box two is on-stream by a left side, the rotation of latter two power transmission shaft one drives change speed gear box four and change speed gear box six operating respectively, change speed gear box three is on-stream by the right side, the rotation of latter two power transmission shaft one drives change speed gear box five and change speed gear box seven operating respectively, change speed gear box five drives the power transmission shaft two of right back synchronous axial system relative to the power transmission shaft two of right front respectively in operation process, change speed gear box five simultaneously drives power transmission shaft three rotation of right-hand member；Change speed gear box four drives the power transmission shaft two of left back synchronous axial system relative to the power transmission shaft two of left front respectively in operation process, and change speed gear box four simultaneously drives power transmission shaft three rotation of left end；Change speed gear box one, change speed gear box two, change speed gear box three, change speed gear box four, change speed gear box five, change speed gear box six, change speed gear box seven drive drill bit one to rotate respectively through the drilling rod of its lower end, seven drill bits one in rotation by the soil cutting of its lower end；Six power transmission shafts one drive two link arms on each power transmission shaft one to drive stirring knife one around power transmission shaft one rotation respectively in rotation, stirring knife one in rotation by the unhewn soil cutting of drill bit one between two common tangents of two adjacent cylinder cylindricals；Two power transmission shafts two of right-hand member drive triangular knife one rotation on the power transmission shaft two of right-hand member respectively in rotation, the power transmission shaft three of right-hand member drives stirring knife two rotation of right-hand member in rotation, and the soil cutting of the termination of right part is become recessed trapezoidal by the triangular knife one of right-hand member and stirring knife two in rotation；Two power transmission shafts two of left end drive triangular knife one rotation on the power transmission shaft two of left end respectively in rotation, the power transmission shaft three of left end drives stirring knife two rotation of left end in rotation, and the soil cutting of the termination of left part is become recessed trapezoidal by the triangular knife one of left end and stirring knife two in rotation；The soil body machined away is mixed in mud, water under high pressure constantly injects, mud constantly flows out from hole, and pressure rod one, pressure rod two are pressed in process downwards and form about one two ends are respectively provided with recessed trapezoidal π hole, casting concrete, formation concrete π stake in this π hole。
Octagon stake pile-formation machine includes the structure in Fig. 5, Fig. 6；Concrete structure is as follows: the upper end of the lower end fixed motor 2 32 of pressure rod 3 31, and motor two lower end is provided with gear-box 33, and the output shaft of gear-box lower end is fixed with drill bit 2 34；The left end of gear-box, right-hand member, front end, rear end export one respectively and rotate axle 35, and the outer end of each rotation axle fixes a tulwar 36 respectively。
The specific works mode of octagon stake pile-formation machine is as follows: during work, grouting pump is to drill bit two grout injection, motor two drives gear-box to operate, gear-box drives drill bit two to rotate in operation process, and the soil cutting of drill bit two lower end is stirred with cement mortar by drill bit two in rotary course；Gear-box drive respectively in operation process left end, right-hand member, front end, rear end rotation axle drive tulwar to rotate respectively, the circular cut that drill bit two is formed by four tulwars in rotary course stirs into octagon with cement mortar；Pressure rod three forms soil cement octagon stake in being pressed into process。
The convex trapezoidal of the recessed trapezoidal and octagon each edge place at two ends, two π stake left and right is coincide。
π stake pile-formation machine is as follows with octagon stake pile-formation machine associated working process: in the original position needing pile axis, a concrete π stake is manufactured according to the working method of above-mentioned π stake pile-formation machine with π stake pile-formation machine, distance in one the octagon stake in interval, right side of this π stake manufactures second concrete π stake, so manufacture one, multiple intervals octagon pilespacing from concrete π stake；When the concrete strength of the π stake on both sides reaches a timing, again in the distance between each two π stake, manufacture a soil cement 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 soil cement octagon stake right-hand member being fit to left side π stake right-hand member of the soil cement octagon stake left end between each two concrete π stake be fit to the recessed trapezoidal of the right concrete π stake left end；The piling wall that the concrete π stake being thusly-formed between multiple soil cement octagon stake and each two octagon stake is bonded with each other, for the gear soil on building basis, antiseep。
Claims (4)
1. octagon stake and a π staking locking device, including π stake pile-formation machine and octagon stake pile-formation machine, it is characterised in that:
The concrete structure of π stake pile-formation machine includes: the left part back of transverse arm one (16) is fixed with transverse arm two (21), the right part back of transverse arm one is fixed with transverse arm three (22), thus transverse arm one, transverse arm two, transverse arm three form a π shape framework；The front end of transverse arm two is fixed in the lower end of pressure rod one (1), and the front end of transverse arm three is fixed in the lower end of pressure rod two (2)；The middle lower portion of transverse arm one is fixed with column one (10), the lower end of column one is fixed with motor one (11), the lower end of motor one is fixed with change speed gear box one (3), in the middle of the left part of transverse arm one, lower end is fixed with column two (17), the lower end of column two is fixed with change speed gear box two (4), the left end bottom of transverse arm one is fixed with column four (19), the lower end of column four is fixed with change speed gear box four (6), in the middle of the right part of transverse arm one, lower end is fixed with column three (18), the lower end of column three is fixed with change speed gear box three (5), the right-hand member bottom of transverse arm one is fixed with column five (20), the lower end of column five is fixed with change speed gear box five (7), the rear end lower of transverse arm two is fixed with column six (23), the lower end of column six is fixed with change speed gear box six (25), the rear end lower of transverse arm three is fixed with column seven (24), the lower end of column seven is fixed with change speed gear box seven (26)；Change speed gear box one, change speed gear box two, change speed gear box three, change speed gear box four, change speed gear box five, change speed gear box six, change speed gear box seven lower end be respectively equipped with a drilling rod (12), the lower end of each drilling rod is respectively equipped with a drill bit one (13)；A power transmission shaft one (8) it is respectively equipped with between change speed gear box one and change speed gear box two, between change speed gear box one and change speed gear box three, between change speed gear box two and change speed gear box four, between change speed gear box three and change speed gear box five, between change speed gear box two and change speed gear box six, between change speed gear box three and change speed gear box seven, a link arm (27) is fixed on the middle both sides of each power transmission shaft one respectively, and the outer end of each link arm fixes a stirring knife one (9) respectively；The right back of change speed gear box five and right front export a power transmission shaft two (14) respectively, this each power transmission shaft two right-hand member fixes a triangular knife one (15) respectively, right-hand member one power transmission shaft three (28) of output of change speed gear box five, the right-hand member of this power transmission shaft three fixes a stirring knife two (29)；The left back of change speed gear box four and left front export a power transmission shaft two (14) respectively, this each power transmission shaft two left end fixes a triangular knife one (15) respectively, left end one power transmission shaft three (28) of output of change speed gear box four, the left end of this power transmission shaft three fixes a stirring knife two (29)；
The specific works mode of π stake pile-formation machine: during the work of π stake pile-formation machine, each drill bit one is injected separately into water under high pressure by grouting pump, motor one drives change speed gear box one operating, the on-stream rotation by two power transmission shafts one in left and right of change speed gear box one drives change speed gear box two and change speed gear box three operating respectively, change speed gear box two is on-stream by a left side, the rotation of latter two power transmission shaft one drives change speed gear box four and change speed gear box six operating respectively, change speed gear box three is on-stream by the right side, the rotation of latter two power transmission shaft one drives change speed gear box five and change speed gear box seven operating respectively, change speed gear box five drives the power transmission shaft two of right back synchronous axial system relative to the power transmission shaft two of right front respectively in operation process, change speed gear box five simultaneously drives power transmission shaft three rotation of right-hand member；Change speed gear box four drives the power transmission shaft two of left back synchronous axial system relative to the power transmission shaft two of left front respectively in operation process, and change speed gear box four simultaneously drives power transmission shaft three rotation of left end；Change speed gear box one, change speed gear box two, change speed gear box three, change speed gear box four, change speed gear box five, change speed gear box six, change speed gear box seven drive drill bit one to rotate respectively through the drilling rod of its lower end, seven drill bits one in rotation by the soil cutting of its lower end；Six power transmission shafts one drive two link arms on each power transmission shaft one to drive stirring knife one around power transmission shaft one rotation respectively in rotation, stirring knife one in rotation by the unhewn soil cutting of drill bit one between two common tangents of two adjacent cylinder cylindricals；Two power transmission shafts two of right-hand member drive triangular knife one rotation on the power transmission shaft two of right-hand member respectively in rotation, the power transmission shaft three of right-hand member drives stirring knife two rotation of right-hand member in rotation, and the soil cutting of the termination of right part is become recessed trapezoidal by the triangular knife one of right-hand member and stirring knife two in rotation；Two power transmission shafts two of left end drive triangular knife one rotation on the power transmission shaft two of left end respectively in rotation, the power transmission shaft three of left end drives stirring knife two rotation of left end in rotation, and the soil cutting of the termination of left part is become recessed trapezoidal by the triangular knife one of left end and stirring knife two in rotation；The soil body machined away is mixed in mud, water under high pressure constantly injects, mud constantly flows out from hole, and pressure rod one, pressure rod two are pressed in process downwards and form about one two ends are respectively provided with recessed trapezoidal π hole, casting concrete, formation concrete π stake in this π hole；
The concrete structure of octagon stake pile-formation machine includes: the upper end of the lower end fixed motor 2 32 of pressure rod 3 31, and motor two lower end is provided with gear-box 33, and the output shaft of gear-box lower end is fixed with drill bit 2 34；The left end of gear-box, right-hand member, front end, rear end export one respectively and rotate axle 35, and the outer end of each rotation axle fixes a tulwar 36 respectively；
The specific works mode of octagon stake pile-formation machine: during work, grouting pump is to drill bit two grout injection, motor two drives gear-box to operate, gear-box drives drill bit two to rotate in operation process, and the soil cutting of drill bit two lower end is stirred with cement mortar by drill bit two in rotary course；Gear-box drive respectively in operation process left end, right-hand member, front end, rear end rotation axle drive tulwar to rotate respectively, the circular cut that drill bit two is formed by four tulwars in rotary course stirs into octagon with cement mortar；Pressure rod three forms soil cement octagon stake in being pressed into process；
π stake pile-formation machine and octagon stake pile-formation machine associated working process: in the original position needing pile axis, a concrete π stake is manufactured according to the working method of above-mentioned π stake pile-formation machine with π stake pile-formation machine, distance in one the octagon stake in interval, right side of this π stake manufactures second concrete π stake, so manufacture one, multiple intervals octagon pilespacing from concrete π stake；When the concrete strength of the π stake on both sides reaches a timing, again in the distance between each two π stake, manufacture a soil cement 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 soil cement octagon stake right-hand member being fit to left side π stake right-hand member of the soil cement octagon stake left end between each two concrete π stake be fit to the recessed trapezoidal of the right concrete π stake left end；The piling wall that the concrete π stake being thusly-formed between multiple soil cement octagon stake and each two octagon stake is bonded with each other, for the gear soil on building basis, antiseep。
2. octagon stake according to claim 1 and π staking locking device, it is characterised in that: the stirring knife one on change speed gear box two three power transmission shafts one left and right, rear of π stake pile-formation machine differs certain angle in rotation, is independent of each other mutually in rotation。
3. octagon stake according to claim 1 and π staking locking device, it is characterised in that: the stirring knife one on change speed gear box three three power transmission shafts one left and right, rear of π stake pile-formation machine differs certain angle in rotation, is independent of each other mutually in rotation。
4. octagon stake according to claim 1 and π staking locking device, it is characterised in that: the convex trapezoidal of the recessed trapezoidal and octagon each edge place at two ends, two π stake left and right is coincide。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610132344.7A CN105696585A (en) | 2016-03-09 | 2016-03-09 | Jointing device for octagonal piles and n-shaped piles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610132344.7A CN105696585A (en) | 2016-03-09 | 2016-03-09 | Jointing device for octagonal piles and n-shaped piles |
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| Publication Number | Publication Date |
|---|---|
| CN105696585A true CN105696585A (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610132344.7A Withdrawn CN105696585A (en) | 2016-03-09 | 2016-03-09 | Jointing device for octagonal piles and n-shaped piles |
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| CN (1) | CN105696585A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672301A (en) * | 2016-03-09 | 2016-06-15 | 李会修 | Octagonal pile and pi-shaped pile inserting and combining device |
| CN105696586A (en) * | 2016-03-09 | 2016-06-22 | 李会修 | Buckling device for octagonal piles and n-shaped piles |
-
2016
- 2016-03-09 CN CN201610132344.7A patent/CN105696585A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672301A (en) * | 2016-03-09 | 2016-06-15 | 李会修 | Octagonal pile and pi-shaped pile inserting and combining device |
| CN105696586A (en) * | 2016-03-09 | 2016-06-22 | 李会修 | Buckling device for octagonal piles and n-shaped piles |
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Application publication date: 20160622 |
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