CN105507289A - Trapezoidal buckling equipment for T-shaped piles and rectangular piles - Google Patents
Trapezoidal buckling equipment for T-shaped piles and rectangular piles Download PDFInfo
- Publication number
- CN105507289A CN105507289A CN201511012418.5A CN201511012418A CN105507289A CN 105507289 A CN105507289 A CN 105507289A CN 201511012418 A CN201511012418 A CN 201511012418A CN 105507289 A CN105507289 A CN 105507289A
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- headstock
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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
-
- 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
-
- 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
- E02D2200/1628—Shapes rectangular
- E02D2200/1635—Shapes rectangular made from single element
-
- 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
- E02D2200/1657—Shapes polygonal made from single element
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention provides trapezoidal buckling equipment for T-shaped piles and rectangular piles. The T-shaped cement soil buckling piles at the interval of one rectangular buckling pile are manufactured; when cement soil of the T-shaped buckling piles on the two sides reaches certain strength, one rectangular cement soil buckling pile is manufactured in the interval between every two T-shaped buckling piles through a rectangular pile forming machine in the working mode of the rectangular pile forming machine, a concave trapezoidal end at the left end of the rectangular buckling pile between every two T-shaped buckling piles is matched with a convex trapezoidal end at the right end of the T-shaped buckling pile on the left side, a concave trapezoidal end at the right end of the rectangular buckling pile between every two T-shaped buckling piles is matched with a convex trapezoidal end at the left end of the T-shaped buckling pile on the right side, and therefore a cement soil pile wall formed by trapezoidal buckling of the T-shaped cement soil buckling piles and the rectangular cement soil buckling pile between every two T-shaped cement soil buckling piles is formed and used for soil retaining and leakage defending for a building foundation.
Description
Technical field
The present invention relates to the T stake and rectangular pile ladder-shaped lock catch equipment that use in a kind of ladder-shaped lock catch equipment, particularly a kind of building foundation engineering.
Background technology
Cement-soil pile forming machine is by the multiple drill bit rotational of power drive, the earth of drill bit bottom cuts and stirs into cement earth pile with cement paste by multiple drill bit in rotation process, at present, formed by the Soil-cement rig of other pattern, pile body is all the assembly of multiple cement-soil cylinder, is not the mutual snap close piling wall of T-shaped cement earth pile and rectangle cement earth pile.
Summary of the invention
The present invention compensate for above shortcoming, provides a kind of T stake and the rectangular pile ladder-shaped lock catch equipment that can manufacture T-shaped cement soil pile and the mutual ladder-shaped lock catch of rectangle cement soil pile.
The present invention is achieved through the following technical solutions:
A kind of T stake and rectangular pile ladder-shaped lock catch equipment, comprise T stake pile forming machine and rectangular pile pile forming machine.
T stake pile forming machine comprises following structure: the front end of cross bar two is fixed on the centre of cross bar one, is formed a T steel structure thus, and the center of gravity of T steel structure is fixed in the lower end of support bar one; The middle lower end of cross bar one is fixed with column three, the lower end of column three is fixed with motor one, the lower end of motor one is fixed with headstock three, the left end bottom of cross bar one is fixed with column one, the lower end of column one is fixed with headstock one, and the right-hand member bottom of cross bar one is fixed with column two, and the lower end of column two is fixed with headstock two, the rear end lower of cross bar two is fixed with column four, and the lower end of column four is fixed with headstock four; The lower end of headstock one, headstock two, headstock three, headstock four is respectively equipped with a drilling rod, and the lower end of each drilling rod is respectively equipped with a drill bit; A line shaft one is respectively equipped with between headstock three and headstock one, between headstock three and headstock two, between headstock three and headstock four, a link arm is fixed on the middle both sides of every line shaft one respectively, and the outer end of each link arm fixes a mixing arm respectively; The left end of headstock one exports a line shaft two, and the left end of this line shaft two fixes a trapezoidal cutter one, and the right-hand member of headstock two exports a line shaft two, and the right-hand member of this line shaft two fixes a trapezoidal cutter one.
Rectangular pile pile forming machine comprises following structure: motor two upper end is fixed in support bar two lower end, and driver three upper end is fixed in motor two lower end; Support bar two bottom left end is fixed with transverse arm one, the left end bottom of transverse arm one is fixed with vertical rod one, and the lower end of vertical rod one is fixed with driver one, and support bar two bottom right-hand member is fixed with transverse arm two, the right-hand member bottom of transverse arm two is fixed with vertical rod two, and the lower end of vertical rod two is fixed with driver two; The lower end of driver one, driver two, driver three is respectively equipped with a drilling rod, and the lower end of each drilling rod is respectively equipped with a drill bit; Be respectively equipped with a driving shaft one between driver three and driver one, between driver three and driver two, a linking arm is fixed on the middle both sides of every driving shaft one respectively, and the outer end of each linking arm fixes a stirring cutter respectively; The right back of driver two and right front export a driving shaft two respectively, and the right-hand member of this each driving shaft two fixes a trapezoidal cutter two respectively; The left back of driver one and left front export a driving shaft two respectively, and the left end of this each driving shaft two fixes a trapezoidal cutter two respectively.
The present invention has following feature:
The present invention can manufacture the cement-soil pile of T-shaped cement soil pile and the mutual ladder-shaped lock catch of rectangle cement soil pile, for gear soil, the antiseepage of building foundation.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further illustrated:
Fig. 1 is the structural representation of T stake pile forming machine;
Fig. 2 is A-A direction view of Fig. 1;
Fig. 3 is B-B view of Fig. 1;
Fig. 4 is C-C direction view of Fig. 1;
Fig. 5 is the structural representation of rectangular pile pile forming machine;
Fig. 6 is D-D view of Fig. 5;
Fig. 7 is the cross-sectional view of T stake and rectangular pile ladder-shaped lock catch.
In figure: 1, support bar one, 2, motor one, 3, headstock three, 4, headstock one, 5, headstock two, 6, cross bar one, 7, column three, 8, line shaft one, 9, mixing arm, 10, column one, 11, column two, 12, drilling rod, 13, drill bit, 14, line shaft two, 15, trapezoidal cutter one, 16, link arm, 17, cross bar two, 18, column four, 19, headstock four, 21, trapezoidal cutter two; 31, support bar two, 32, motor two, 33, driver three, 34, driver one, 35, driver two, 36, transverse arm one, 37, transverse arm two, 38, driving shaft one, 39, stir cutter, 40, vertical rod one, 41, vertical rod two, 44, driving shaft two, 46, linking arm.
Detailed description of the invention
Accompanying drawing is a kind of specific embodiment of the present invention, and this embodiment comprises T stake pile forming machine and rectangular pile pile forming machine.
T stake pile forming machine comprises the structure in Fig. 1, Fig. 2, Fig. 3, Fig. 4; Concrete structure is as follows: the front end of cross bar 2 17 is fixed on the centre of cross bar 1, is formed a T steel structure thus, and the center of gravity of T steel structure is fixed in the lower end of support bar 1; The middle lower end of cross bar one is fixed with column 37, the lower end of column three is fixed with motor 1, the lower end of motor one is fixed with headstock 33, the left end bottom of cross bar one is fixed with column 1, the lower end of column one is fixed with headstock 1, and the right-hand member bottom of cross bar one is fixed with column 2 11, and the lower end of column two is fixed with headstock 25, the rear end lower of cross bar two is fixed with column 4 18, and the lower end of column four is fixed with headstock 4 19; The lower end of headstock one, headstock two, headstock three, headstock four is respectively equipped with a drilling rod 12, and the lower end of each drilling rod is respectively equipped with a drill bit 13; A line shaft 1 is respectively equipped with between headstock three and headstock one, between headstock three and headstock two, between headstock three and headstock four, a link arm 16 is fixed on the middle both sides of every line shaft one respectively, and the outer end of each link arm fixes a mixing arm 9 respectively; The left end of headstock one exports a line shaft 2 14, and the left end of this line shaft two fixes a trapezoidal cutter 1, and the right-hand member of headstock two exports a line shaft 2 14, and the right-hand member of this line shaft two fixes a trapezoidal cutter one.
Mixing arm on three line shafts one differs certain angle in rotation, is independent of each other mutually in rotation.
The specific works mode of T stake pile forming machine is as follows: during work, grouting pump is to each drill bit grout injection respectively, motor one drives headstock three running, headstock three operates respectively by the rotating drive headstock one of left and right, rear three line shafts one, headstock two, headstock four in operation process, headstock one drives line shaft two rotation of its left end in operation process, and headstock two drives line shaft two rotation of its right-hand member in operation process; Headstock one, headstock two, headstock three, headstock four drive drill bit rotational respectively by the drilling rod of its lower end, and the earth of its lower end and cement paste stir by four drill bits in rotation; Three line shafts one drive two link arms on each line shaft one to drive the rotation of mixing arm moving mechanical axis one respectively in rotation, and the part earth and cement paste that are less than bit diameter between every two drill bits stir by mixing arm in rotation process; The line shaft two of left end drives trapezoidal cutter one rotation of left end in rotation, the soil body of the termination of left part and cement paste are stirred into convex trapezoidal termination by this trapezoidal cutter one in rotation, the line shaft two of right-hand member drives trapezoidal cutter one rotation of right-hand member in rotation, and the soil body of the termination of right part and cement paste are stirred into convex trapezoidal termination by this trapezoidal cutter one in rotation; Support bar one is compressed into process and is formed about one two ends respectively with the cement-soil T-shaped snap close stake of convex trapezoidal termination downwards.
Rectangular pile pile forming machine comprises the structure in Fig. 5, Fig. 6; Concrete structure is as follows: motor 2 32 upper end is fixed in support bar 2 31 lower end, and driver 3 33 upper end is fixed in motor two lower end; Support bar two bottom left end is fixed with transverse arm 1, the left end bottom of transverse arm one is fixed with vertical rod 1, the lower end of vertical rod one is fixed with driver 1, support bar two bottom right-hand member is fixed with transverse arm 2 37, the right-hand member bottom of transverse arm two is fixed with vertical rod 2 41, and the lower end of vertical rod two is fixed with driver 2 35; The lower end of driver one, driver two, driver three is respectively equipped with a drilling rod 12, and the lower end of each drilling rod is respectively equipped with a drill bit 13; Be respectively equipped with a driving shaft 1 between driver three and driver one, between driver three and driver two, a linking arm 46 is fixed on the middle both sides of every driving shaft one respectively, and the outer end of each linking arm fixes a stirring cutter 39 respectively; The right back of driver two and right front export a driving shaft 2 44 respectively, and the right-hand member of this each driving shaft two fixes a trapezoidal cutter 2 21 respectively; The left back of driver one and left front export a driving shaft 2 44 respectively, and the left end of this each driving shaft two fixes a trapezoidal cutter 2 21 respectively.
The specific works mode of rectangular pile pile forming machine is as follows: rectangular pile pile forming machine is also provided with high-pressure pump, during work, high-pressure pump injects cement paste respectively to each drill bit, motor two drives driver three running, driver three is operated by the rotating drive driver one of driving shaft one, driver two in operation process, and driver two drives the relative synchronous axial system of driving shaft two of the driving shaft two of right back and right front respectively in operation process, driver one drives the relative synchronous axial system of driving shaft two of the driving shaft two of left back and left front respectively in operation process, driver one, driver two, driver three drive drill bit rotational respectively by the drilling rod of its lower end, and the earth of its lower end and cement paste stir by three drill bits in rotation, two driving shafts one drive two linking arms on each driving shaft one to drive respectively and stir cutter around driving shaft one rotation in rotation, stir cutter in rotation process, the part earth and cement paste that are less than bit diameter between every two drill bits to be stirred, two driving shafts two of left end drive two of left end trapezoidal cutter two rotations respectively in rotation, the soil body of the termination of left part and cement paste are stirred into recessed trapezoidal termination by this trapezoidal cutter two in rotation, two driving shafts two of right-hand member drive two of right-hand member trapezoidal cutter two rotations respectively in rotation, the soil body of the termination of right part and cement paste are stirred into recessed trapezoidal termination by this trapezoidal cutter two in rotation, support bar two is compressed into process and is formed about one two ends respectively with the cement-soil rectangle snap close stake of recessed trapezoidal termination downwards.
T stake pile forming machine and rectangular pile pile forming machine associated working process as follows: first in the original position needing pile axis, the stake of a cement-soil T-shaped snap close is manufactured according to the working method of above-mentioned T stake pile forming machine with T stake pile forming machine, on the right side of this T-shaped snap close stake, the distance of interval rectangle snap close stake manufactures the stake of second cement-soil T-shaped snap close again, so manufacture one, multiple interval rectangle snap close pilespacing from the stake of multiple cement-soil T-shaped snap close, when the soil cement intensity of the T-shaped snap close stake on both sides reaches some strength, in spacing again between the stake of every two T-shaped snap closes, the stake of a cement-soil rectangle snap close is manufactured according to the working method of above-mentioned rectangular pile pile forming machine with rectangular pile pile forming machine, the recessed trapezoidal termination of the rectangle snap close stake left end between the stake of every two T-shaped snap closes is made to be fit to the convex trapezoidal termination of left side T-shaped snap close stake right-hand member, the recessed trapezoidal termination of rectangle snap close stake right-hand member is fit to the convex trapezoidal termination of the right T-shaped snap close stake left end, the cement-soil pile of the mutual ladder-shaped lock catch of cement-soil rectangle snap close stake between the T-shaped snap close stake of formation like this multiple cement-soil and the stake of every two cement-soil T-shaped snap closes, for the gear soil of building foundation, antiseep.
Claims (1)
1. T stake and a rectangular pile ladder-shaped lock catch equipment, comprise T stake pile forming machine and rectangular pile pile forming machine;
It is characterized in that: the concrete structure of T stake pile forming machine comprises: the front end of cross bar 2 17 is fixed on the centre of cross bar 1, is formed a T steel structure thus, and the center of gravity of T steel structure is fixed in the lower end of support bar 1; The middle lower end of cross bar one is fixed with column 37, the lower end of column three is fixed with motor 1, the lower end of motor one is fixed with headstock 33, the left end bottom of cross bar one is fixed with column 1, the lower end of column one is fixed with headstock 1, and the right-hand member bottom of cross bar one is fixed with column 2 11, and the lower end of column two is fixed with headstock 25, the rear end lower of cross bar two is fixed with column 4 18, and the lower end of column four is fixed with headstock 4 19; The lower end of headstock one, headstock two, headstock three, headstock four is respectively equipped with a drilling rod 12, and the lower end of each drilling rod is respectively equipped with a drill bit 13; A line shaft 1 is respectively equipped with between headstock three and headstock one, between headstock three and headstock two, between headstock three and headstock four, a link arm 16 is fixed on the middle both sides of every line shaft one respectively, and the outer end of each link arm fixes a mixing arm 9 respectively; The left end of headstock one exports a line shaft 2 14, and the left end of this line shaft two fixes a trapezoidal cutter 1, and the right-hand member of headstock two exports a line shaft 2 14, and the right-hand member of this line shaft two fixes a trapezoidal cutter one;
During the work of T stake pile forming machine, grouting pump is to each drill bit grout injection respectively, motor one drives headstock three running, headstock three operates respectively by the rotating drive headstock one of left and right, rear three line shafts one, headstock two, headstock four in operation process, headstock one drives line shaft two rotation of its left end in operation process, and headstock two drives line shaft two rotation of its right-hand member in operation process; Headstock one, headstock two, headstock three, headstock four drive drill bit rotational respectively by the drilling rod of its lower end, and the earth of its lower end and cement paste stir by four drill bits in rotation; Three line shafts one drive two link arms on each line shaft one to drive the rotation of mixing arm moving mechanical axis one respectively in rotation, and the part earth and cement paste that are less than bit diameter between every two drill bits stir by mixing arm in rotation process; The line shaft two of left end drives trapezoidal cutter one rotation of left end in rotation, the soil body of the termination of left part and cement paste are stirred into convex trapezoidal termination by this trapezoidal cutter one in rotation, the line shaft two of right-hand member drives trapezoidal cutter one rotation of right-hand member in rotation, and the soil body of the termination of right part and cement paste are stirred into convex trapezoidal termination by this trapezoidal cutter one in rotation; Support bar one is compressed into process and is formed about one two ends respectively with the cement-soil T-shaped snap close stake of convex trapezoidal termination downwards;
The concrete structure of rectangular pile pile forming machine comprises: motor 2 32 upper end is fixed in support bar 2 31 lower end, and driver 3 33 upper end is fixed in motor two lower end; Support bar two bottom left end is fixed with transverse arm 1, the left end bottom of transverse arm one is fixed with vertical rod 1, the lower end of vertical rod one is fixed with driver 1, support bar two bottom right-hand member is fixed with transverse arm 2 37, the right-hand member bottom of transverse arm two is fixed with vertical rod 2 41, and the lower end of vertical rod two is fixed with driver 2 35; The lower end of driver one, driver two, driver three is respectively equipped with a drilling rod 12, and the lower end of each drilling rod is respectively equipped with a drill bit 13; Be respectively equipped with a driving shaft 1 between driver three and driver one, between driver three and driver two, a linking arm 46 is fixed on the middle both sides of every driving shaft one respectively, and the outer end of each linking arm fixes a stirring cutter 39 respectively; The right back of driver two and right front export a driving shaft 2 44 respectively, and the right-hand member of this each driving shaft two fixes a trapezoidal cutter 2 21 respectively; The left back of driver one and left front export a driving shaft 2 44 respectively, and the left end of this each driving shaft two fixes a trapezoidal cutter 2 21 respectively;
During the work of rectangular pile pile forming machine, high-pressure pump injects cement paste respectively to each drill bit, motor two drives driver three running, driver three is operated by the rotating drive driver one of driving shaft one, driver two in operation process, and driver two drives the relative synchronous axial system of driving shaft two of the driving shaft two of right back and right front respectively in operation process, driver one drives the relative synchronous axial system of driving shaft two of the driving shaft two of left back and left front respectively in operation process, driver one, driver two, driver three drive drill bit rotational respectively by the drilling rod of its lower end, and the earth of its lower end and cement paste stir by three drill bits in rotation, two driving shafts one drive two linking arms on each driving shaft one to drive respectively and stir cutter around driving shaft one rotation in rotation, stir cutter in rotation process, the part earth and cement paste that are less than bit diameter between every two drill bits to be stirred, two driving shafts two of left end drive two of left end trapezoidal cutter two rotations respectively in rotation, the soil body of the termination of left part and cement paste are stirred into recessed trapezoidal termination by this trapezoidal cutter two in rotation, two driving shafts two of right-hand member drive two of right-hand member trapezoidal cutter two rotations respectively in rotation, the soil body of the termination of right part and cement paste are stirred into recessed trapezoidal termination by this trapezoidal cutter two in rotation, support bar two is compressed into process and is formed about one two ends respectively with the cement-soil rectangle snap close stake of recessed trapezoidal termination downwards,
T stake pile forming machine and rectangular pile pile forming machine associated working process: first in the original position needing pile axis, the stake of a cement-soil T-shaped snap close is manufactured according to the working method of above-mentioned T stake pile forming machine with T stake pile forming machine, on the right side of this T-shaped snap close stake, the distance of interval rectangle snap close stake manufactures the stake of second cement-soil T-shaped snap close again, so manufacture one, multiple interval rectangle snap close pilespacing from the stake of multiple cement-soil T-shaped snap close, when the soil cement intensity of the T-shaped snap close stake on both sides reaches some strength, in spacing again between the stake of every two T-shaped snap closes, the stake of a cement-soil rectangle snap close is manufactured according to the working method of above-mentioned rectangular pile pile forming machine with rectangular pile pile forming machine, the recessed trapezoidal termination of the rectangle snap close stake left end between the stake of every two T-shaped snap closes is made to be fit to the convex trapezoidal termination of left side T-shaped snap close stake right-hand member, the recessed trapezoidal termination of rectangle snap close stake right-hand member is fit to the convex trapezoidal termination of the right T-shaped snap close stake left end, the cement-soil pile of the mutual ladder-shaped lock catch of cement-soil rectangle snap close stake between the T-shaped snap close stake of formation like this multiple cement-soil and the stake of every two cement-soil T-shaped snap closes, for the gear soil of building foundation, antiseep.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511012418.5A CN105507289A (en) | 2015-12-31 | 2015-12-31 | Trapezoidal buckling equipment for T-shaped piles and rectangular piles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511012418.5A CN105507289A (en) | 2015-12-31 | 2015-12-31 | Trapezoidal buckling equipment for T-shaped piles and rectangular piles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105507289A true CN105507289A (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511012418.5A Withdrawn CN105507289A (en) | 2015-12-31 | 2015-12-31 | Trapezoidal buckling equipment for T-shaped piles and rectangular piles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105507289A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201962688U (en) * | 2010-12-02 | 2011-09-07 | 中交四航局第一工程有限公司 | Diaphram wall wharf pile foundation structure |
| CN105019446A (en) * | 2015-08-09 | 2015-11-04 | 宋姝娴 | Using method of round-head T-shaped pile manufacturing equipment |
-
2015
- 2015-12-31 CN CN201511012418.5A patent/CN105507289A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201962688U (en) * | 2010-12-02 | 2011-09-07 | 中交四航局第一工程有限公司 | Diaphram wall wharf pile foundation structure |
| CN105019446A (en) * | 2015-08-09 | 2015-11-04 | 宋姝娴 | Using method of round-head T-shaped pile manufacturing equipment |
Non-Patent Citations (1)
| Title |
|---|
| 刘古岷等: "《桩工机械》", 31 May 2001, 机械工业出版社 * |
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Application publication date: 20160420 |