CN105421363A - Wedged latch X-shaped pile forming machine - Google Patents
Wedged latch X-shaped pile forming machine Download PDFInfo
- Publication number
- CN105421363A CN105421363A CN201511012141.6A CN201511012141A CN105421363A CN 105421363 A CN105421363 A CN 105421363A CN 201511012141 A CN201511012141 A CN 201511012141A CN 105421363 A CN105421363 A CN 105421363A
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- Prior art keywords
- driver
- rotation
- trapezoidal
- shaped
- soil
- 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.)
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- 239000002689 soil Substances 0.000 claims abstract description 54
- 239000004568 cement Substances 0.000 claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 claims abstract description 6
- 238000003756 stirring Methods 0.000 claims description 39
- 238000000034 method Methods 0.000 claims description 23
- 238000005553 drilling Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000015572 biosynthetic process Effects 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
- 238000005516 engineering process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- 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
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)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The invention discloses a wedged latch X-shaped pile forming machine. Multiple cement soil X-shaped latch piles by spacing with an X-shaped latch pile are manufactured; when the cement soil strength of the X-shaped latch piles at two sides reaches a certain strength, an X-shaped hole is respectively formed in a gap between every two cement soil X-shaped latch piles according to a working mode of manufacturing X-shaped holes by the pile forming machine; and concrete is cast in the X-shaped holes to form the concrete soil X-shaped latch piles, so that trapezoidal grooves of the concrete X-shaped latch piles between every two cement soil X-shaped latch piles are matched with trapezoidal plugs of the cement soil X-shaped latch piles, trapezoidal plugs of the concrete X-shaped latch piles between every two cement soil X-shaped latch piles are matched with trapezoidal grooves of the cement soil X-shaped latch piles, and a pile wall with radial arrangement and mutual locking of the cement soil X-shaped latch piles and the concrete X-shaped latch piles is formed for soil retaining and permeation prevention of a building foundation.
Description
Technical field
The present invention relates to a kind of pile forming machine, the wedge shape snap close X-shaped stake pile forming machine particularly used in 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 cement-soil pile forming machine of other pattern, pile body is all the assembly of multiple cement-soil cylinder, is not the X-shaped cement-soil pile of mutual snap close.
Summary of the invention
The present invention compensate for above shortcoming, provides a kind of wedge shape snap close X-shaped stake pile forming machine.
The present invention is achieved through the following technical solutions:
A kind of wedge shape snap close X-shaped stake pile forming machine, compress into bar lower end and be fixed on motor upper end, motor lower end is fixed with driver five; Compress into bar bottom left end and be fixed with cross bar one, cross bar one left end bottom is fixed with armstand one, armstand one lower end is fixed with driver one, compress into bar bottom right-hand member and be fixed with cross bar two, cross bar two right-hand member bottom is fixed with armstand two, armstand two lower end is fixed with driver two, compress into bar lower front part and be fixed with cross bar three, cross bar three front lower portion is fixed with armstand three, armstand three lower end is fixed with driver three, compress into rear end, bar bottom and be fixed with cross bar four, cross bar four rear end lower is fixed with armstand four, and armstand four lower end is fixed with driver four; The lower end of driver one, driver two, driver three, driver four, driver five is respectively equipped with a drilling rod, and each drilling rod lower end fixes a drill bit respectively; A torsion shaft one is connected with respectively between driver five and driver one, between driver five and driver two, a torsion shaft two is connected with respectively between driver five and driver three, between driver five and driver four, the both sides of each torsion shaft one are respectively equipped with one and stir cutter one, eachly stir cutter one is fixed on its place torsion shaft one by a tool arm, the both sides of each torsion shaft two are respectively equipped with one and stir cutter two, eachly stir cutter two is fixed on its place torsion shaft two by a tool arm; The right-hand member rear portion of driver two and right-hand member front portion export a torsion shaft three respectively, and the right-hand member of each torsion shaft three fixes a trapezoidal cutter one respectively, and the left end of driver one exports a torsion shaft four, and the left end of torsion shaft four fixes a trapezoidal cutter two.
The present invention has following feature:
The present invention can manufacture the piling wall of the snap close stake of cement-soil X-shaped and the mutual wedge shape snap close of concrete X-shaped snap close stake, for gear soil, the antiseep of building foundation.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further illustrated:
Fig. 1 is front elevation drawing of the present invention;
Fig. 2 is rear elevation of the present invention;
Fig. 3 is A-A direction view of Fig. 1;
Fig. 4 is B-B view of Fig. 1;
Fig. 5 becomes by the present invention the mutual snap close figure of multiple snap close X-shaped pile body.
In figure: 1, compress into bar, 2, motor, 3, driver five, 4, driver one, 5, driver two, 6, cross bar one, 7, cross bar two, 8, torsion shaft one, 9, stir cutter one, 10, armstand one, 11, armstand two, 12, drilling rod, 13, drill bit, 14, cross bar three, 15, armstand three, 16, driver three, 17, cross bar four, 18, armstand four, 19, driver four, 20, torsion shaft two, 21, tool arm, 22, stir cutter two, 23, torsion shaft three, 24, trapezoidal cutter one, 25, torsion shaft four, 26, trapezoidal cutter two.
Detailed description of the invention
Accompanying drawing is a kind of specific embodiment of the present invention, and this embodiment is compressed into bar 1 lower end and is fixed on motor 2 upper end, and motor lower end is fixed with driver 53; Compress into bar bottom left end and be fixed with cross bar 1, cross bar one left end bottom is fixed with armstand 1, armstand one lower end is fixed with driver 1, compress into bar bottom right-hand member and be fixed with cross bar 27, cross bar two right-hand member bottom is fixed with armstand 2 11, armstand two lower end is fixed with driver 25, compress into bar lower front part and be fixed with cross bar 3 14, cross bar three front lower portion is fixed with armstand 3 15, armstand three lower end is fixed with driver 3 16, compress into rear end, bar bottom and be fixed with cross bar 4 17, cross bar four rear end lower is fixed with armstand 4 18, and armstand four lower end is fixed with driver 4 19; The lower end of driver one, driver two, driver three, driver four, driver five is respectively equipped with a drilling rod 12, and each drilling rod lower end fixes a drill bit 13 respectively; A torsion shaft 1 is connected with respectively between driver five and driver one, between driver five and driver two, a torsion shaft 2 20 is connected with respectively between driver five and driver three, between driver five and driver four, the both sides of each torsion shaft one are respectively equipped with one and stir cutter 1, eachly stir cutter one is fixed on its place torsion shaft one by a tool arm 21, the both sides of each torsion shaft two are respectively equipped with one and stir cutter 2 22, eachly stir cutter two is fixed on its place torsion shaft two by a tool arm; The right-hand member rear portion of driver two and right-hand member front portion export a torsion shaft 3 23 respectively, and the right-hand member of each torsion shaft three fixes a trapezoidal cutter 1 respectively, and the left end of driver one exports a torsion shaft 4 25, and the left end of torsion shaft four fixes a trapezoidal cutter 2 26.
The present invention manufactures the working method of cement-soil X-shaped snap close stake: during work, provisions for grouting is to each drill bit grout injection respectively, compress into bar during work to apply downward to compress into power, motor drives driver five to operate, the rotation of on-stream two torsion shafts one by left and right of driver five drives driver one and driver two running respectively, and the rotation of on-stream two torsion shafts two by front and back of driver five drives driver three and driver four running respectively; Driver two drives torsion shaft three to drive trapezoidal cutter one rotation of right-hand member in operation process, and driver one drives torsion shaft four to drive the rotation of trapezoidal cutter two in operation process; The on-stream bit driven respectively by the drilling rod of under it under it of driver one, driver two, driver three, driver four, driver five; Two torsion shafts one drive respectively by the tool arm on it in rotation stirs cutter one rotation, and two torsion shafts two drive respectively by the tool arm on it in rotation stirs cutter two rotation; The earth of its underpart cuts and stirs with cement paste by five drill bits in rotation, stirs cutter one, stirs cutter two and cut in the region between cylinder in rotation and stirs with cement paste, one-tenth underground like this X-shaped cement earth pile; The soil cutting of the right-hand member of pile body and cement paste are stirred into trapezoidal tongue and groove by two trapezoidal cuttves one in rotation, the soil cutting of the left end of pile body and cement paste are stirred into trapezoidal plug by trapezoidal cutter two in rotation, and the trapezoidal tongue and groove of right part and the trapezoidal plug of left part match; Compress into bar to compress into process downwards and form left end with trapezoidal plug, right-hand member with the X-shaped snap close stake of trapezoidal tongue and groove.
The present invention manufactures the working method of concrete X-shaped snap close stake: during work, provisions for grouting pours into water under high pressure respectively to each drill bit, compress into bar during work to apply downward to compress into power, motor drives driver five to operate, the rotation of on-stream two torsion shafts one by left and right of driver five drives driver one and driver two running respectively, and the rotation of on-stream two torsion shafts two by front and back of driver five drives driver three and driver four running respectively; Driver two drives torsion shaft three to drive trapezoidal cutter one rotation of right-hand member in operation process, and driver one drives torsion shaft four to drive the rotation of trapezoidal cutter two in operation process; The on-stream bit driven respectively by the drilling rod of under it under it of driver one, driver two, driver three, driver four, driver five; Two torsion shafts one drive respectively by the tool arm on it in rotation stirs cutter one rotation, and two torsion shafts two drive respectively by the tool arm on it in rotation stirs cutter two rotation; The soil cutting of its underpart stirs by five drill bits in rotation, stirs cutter one, stirs cutter two will be less than bit diameter in rotation region soil cutting between circular hole and stir; Two trapezoidal cuttves one are by the soil cutting of right-hand member tongue and groove in echelon in rotation, and trapezoidal cutter two is by the soil cutting of left end plug in echelon in rotation, and the trapezoidal tongue and groove of right part and the trapezoidal plug of left part match; The soil body cut is mixed in mud, and water under high pressure constantly injects, and mud constantly flows out from hole, compresses into bar and compresses into process downwards and form left end with trapezoidal plug, right-hand member with the X-shaped hole of trapezoidal tongue and groove.
The working method that the present invention manufactures the piling wall of X-shaped cement earth pile and the mutual snap close of X-shaped concrete pile is as follows: first in the original position needing pile axis, the stake of a cement-soil X-shaped snap close is manufactured by the working method that pile forming machine manufactures cement earth pile according to above-mentioned pile forming machine, on the right side of this X-shaped snap close stake, the distance of interval X-shaped snap close stake manufactures the stake of second cement-soil X-shaped snap close again, so manufacture one, multiple interval X-shaped snap close pilespacing from the stake of multiple cement-soil X-shaped snap close, when the soil cement intensity of the X-shaped snap close stake on both sides reaches some strength, the working method manufacturing X-shaped hole according to above-mentioned pile forming machine in spacing again between the stake of every two cement-soil X-shaped snap closes manufactures an X-shaped hole respectively, concreting in this X-shaped hole, form the stake of concrete X-shaped snap close, the trapezoidal tongue and groove of the concrete X-shaped snap close stake between the stake of every two cement-soil X-shaped snap closes is made to be fit to the trapezoidal plug of cement-soil X-shaped snap close stake, the trapezoidal plug of the concrete X-shaped snap close stake between the stake of every two cement-soil X-shaped snap closes is fit to the trapezoidal tongue and groove of cement-soil X-shaped snap close stake, formation cement-soil X-shaped like this snap close stake and the stake of concrete X-shaped snap close are spaced the piling wall of mutual snap close, for the gear soil of building foundation, antiseep.
Claims (1)
1. a wedge shape snap close X-shaped stake pile forming machine, compress into bar 1 lower end and be fixed on motor 2 upper end, motor lower end is fixed with driver 53; Compress into bar bottom left end and be fixed with cross bar 1, cross bar one left end bottom is fixed with armstand 1, armstand one lower end is fixed with driver 1, compress into bar bottom right-hand member and be fixed with cross bar 27, cross bar two right-hand member bottom is fixed with armstand 2 11, armstand two lower end is fixed with driver 25, compress into bar lower front part and be fixed with cross bar 3 14, cross bar three front lower portion is fixed with armstand 3 15, armstand three lower end is fixed with driver 3 16, compress into rear end, bar bottom and be fixed with cross bar 4 17, cross bar four rear end lower is fixed with armstand 4 18, and armstand four lower end is fixed with driver 4 19; The lower end of driver one, driver two, driver three, driver four, driver five is respectively equipped with a drilling rod 12, and each drilling rod lower end fixes a drill bit 13 respectively; A torsion shaft 1 is connected with respectively between driver five and driver one, between driver five and driver two, a torsion shaft 2 20 is connected with respectively between driver five and driver three, between driver five and driver four, the both sides of each torsion shaft one are respectively equipped with one and stir cutter 1, eachly stir cutter one is fixed on its place torsion shaft one by a tool arm 21, the both sides of each torsion shaft two are respectively equipped with one and stir cutter 2 22, eachly stir cutter two is fixed on its place torsion shaft two by a tool arm; The right-hand member rear portion of driver two and right-hand member front portion export a torsion shaft 3 23 respectively, and the right-hand member of each torsion shaft three fixes a trapezoidal cutter 1 respectively, and the left end of driver one exports a torsion shaft 4 25, and the left end of torsion shaft four fixes a trapezoidal cutter 2 26;
It is characterized in that: pile forming machine manufactures the working method of cement-soil X-shaped snap close stake: during work, provisions for grouting is to each drill bit grout injection respectively, compress into bar during work to apply downward to compress into power, motor drives driver five to operate, the rotation of on-stream two torsion shafts one by left and right of driver five drives driver one and driver two running respectively, and the rotation of on-stream two torsion shafts two by front and back of driver five drives driver three and driver four running respectively; Driver two drives torsion shaft three to drive trapezoidal cutter one rotation of right-hand member in operation process, and driver one drives torsion shaft four to drive the rotation of trapezoidal cutter two in operation process; The on-stream bit driven respectively by the drilling rod of under it under it of driver one, driver two, driver three, driver four, driver five; Two torsion shafts one drive respectively by the tool arm on it in rotation stirs cutter one rotation, and two torsion shafts two drive respectively by the tool arm on it in rotation stirs cutter two rotation; The earth of its underpart cuts and stirs with cement paste by five drill bits in rotation, stirs cutter one, stirs cutter two and cut in the region between cylinder in rotation and stirs with cement paste, one-tenth underground like this X-shaped cement earth pile; The soil cutting of the right-hand member of pile body and cement paste are stirred into trapezoidal tongue and groove by two trapezoidal cuttves one in rotation, the soil cutting of the left end of pile body and cement paste are stirred into trapezoidal plug by trapezoidal cutter two in rotation, and the trapezoidal tongue and groove of right part and the trapezoidal plug of left part match; Compress into bar to compress into process downwards and form left end with trapezoidal plug, right-hand member with the X-shaped snap close stake of trapezoidal tongue and groove;
Pile forming machine manufactures the working method of concrete X-shaped snap close stake: during work, provisions for grouting pours into water under high pressure respectively to each drill bit, compress into bar during work to apply downward to compress into power, motor drives driver five to operate, the rotation of on-stream two torsion shafts one by left and right of driver five drives driver one and driver two running respectively, and the rotation of on-stream two torsion shafts two by front and back of driver five drives driver three and driver four running respectively; Driver two drives torsion shaft three to drive trapezoidal cutter one rotation of right-hand member in operation process, and driver one drives torsion shaft four to drive the rotation of trapezoidal cutter two in operation process; The on-stream bit driven respectively by the drilling rod of under it under it of driver one, driver two, driver three, driver four, driver five; Two torsion shafts one drive respectively by the tool arm on it in rotation stirs cutter one rotation, and two torsion shafts two drive respectively by the tool arm on it in rotation stirs cutter two rotation; The soil cutting of its underpart stirs by five drill bits in rotation, stirs cutter one, stirs cutter two will be less than bit diameter in rotation region soil cutting between circular hole and stir; Two trapezoidal cuttves one are by the soil cutting of right-hand member tongue and groove in echelon in rotation, and trapezoidal cutter two is by the soil cutting of left end plug in echelon in rotation, and the trapezoidal tongue and groove of right part and the trapezoidal plug of left part match; The soil body cut is mixed in mud, and water under high pressure constantly injects, and mud constantly flows out from hole, compresses into bar and compresses into process downwards and form left end with trapezoidal plug, right-hand member with the X-shaped hole of trapezoidal tongue and groove;
Pile forming machine manufactures the working method of the piling wall of X-shaped cement earth pile and the mutual snap close of X-shaped concrete pile: first in the original position needing pile axis, the stake of a cement-soil X-shaped snap close is manufactured by the working method that pile forming machine manufactures cement earth pile according to above-mentioned pile forming machine, on the right side of this X-shaped snap close stake, the distance of interval X-shaped snap close stake manufactures the stake of second cement-soil X-shaped snap close again, so manufacture one, multiple interval X-shaped snap close pilespacing from the stake of multiple cement-soil X-shaped snap close, when the soil cement intensity of the X-shaped snap close stake on both sides reaches some strength, the working method manufacturing X-shaped hole according to above-mentioned pile forming machine in spacing again between the stake of every two cement-soil X-shaped snap closes manufactures an X-shaped hole respectively, concreting in this X-shaped hole, form the stake of concrete X-shaped snap close, the trapezoidal tongue and groove of the concrete X-shaped snap close stake between the stake of every two cement-soil X-shaped snap closes is made to be fit to the trapezoidal plug of cement-soil X-shaped snap close stake, the trapezoidal plug of the concrete X-shaped snap close stake between the stake of every two cement-soil X-shaped snap closes is fit to the trapezoidal tongue and groove of cement-soil X-shaped snap close stake, formation cement-soil X-shaped like this snap close stake and the stake of concrete X-shaped snap close are spaced the piling wall of mutual snap close, for the gear soil of building foundation, antiseep.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511012141.6A CN105421363A (en) | 2015-12-31 | 2015-12-31 | Wedged latch X-shaped pile forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511012141.6A CN105421363A (en) | 2015-12-31 | 2015-12-31 | Wedged latch X-shaped pile forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105421363A true CN105421363A (en) | 2016-03-23 |
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ID=55499874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511012141.6A Pending CN105421363A (en) | 2015-12-31 | 2015-12-31 | Wedged latch X-shaped pile forming machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN105421363A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105464094A (en) * | 2015-12-31 | 2016-04-06 | 吕文娥 | Wedge shackled X-shaped pile forming machine |
| CN105464093A (en) * | 2015-12-31 | 2016-04-06 | 吕文娥 | Wedge shackled X-shaped pile forming machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2320396A1 (en) * | 1975-07-08 | 1977-03-04 | Inst Gornogo Dela Sibirskogo O | PNEUMATIC PNEUMATIC DEVICE WITH REVERSIBLE STEP FOR PERFORATION OF THE FLOOR BY CLAMPING |
| GB2161521A (en) * | 1984-05-29 | 1986-01-15 | Claude Sourice | A process and device for sinking wells |
| CN104831713A (en) * | 2015-06-05 | 2015-08-12 | 刘玉燕 | Implementation method of kidney-shaped circle pile forming machine |
| CN104863504A (en) * | 2015-06-05 | 2015-08-26 | 刘玉燕 | X-hole punching machine |
| CN104912482A (en) * | 2015-06-05 | 2015-09-16 | 刘玉燕 | Horseshoe-shaped drilling machine |
| CN105019436A (en) * | 2015-06-05 | 2015-11-04 | 刘玉燕 | Molding device for wedge-shaped opening locking piles |
-
2015
- 2015-12-31 CN CN201511012141.6A patent/CN105421363A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2320396A1 (en) * | 1975-07-08 | 1977-03-04 | Inst Gornogo Dela Sibirskogo O | PNEUMATIC PNEUMATIC DEVICE WITH REVERSIBLE STEP FOR PERFORATION OF THE FLOOR BY CLAMPING |
| GB2161521A (en) * | 1984-05-29 | 1986-01-15 | Claude Sourice | A process and device for sinking wells |
| CN104831713A (en) * | 2015-06-05 | 2015-08-12 | 刘玉燕 | Implementation method of kidney-shaped circle pile forming machine |
| CN104863504A (en) * | 2015-06-05 | 2015-08-26 | 刘玉燕 | X-hole punching machine |
| CN104912482A (en) * | 2015-06-05 | 2015-09-16 | 刘玉燕 | Horseshoe-shaped drilling machine |
| CN105019436A (en) * | 2015-06-05 | 2015-11-04 | 刘玉燕 | Molding device for wedge-shaped opening locking piles |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105464094A (en) * | 2015-12-31 | 2016-04-06 | 吕文娥 | Wedge shackled X-shaped pile forming machine |
| CN105464093A (en) * | 2015-12-31 | 2016-04-06 | 吕文娥 | Wedge shackled X-shaped pile forming machine |
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Application publication date: 20160323 |
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