CN105649016A - Rectangular combination drilling and stirring machine - Google Patents
Rectangular combination drilling and stirring machine Download PDFInfo
- Publication number
- CN105649016A CN105649016A CN201511012106.4A CN201511012106A CN105649016A CN 105649016 A CN105649016 A CN 105649016A CN 201511012106 A CN201511012106 A CN 201511012106A CN 105649016 A CN105649016 A CN 105649016A
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- CN
- China
- Prior art keywords
- driving mechanism
- fixed
- drill bit
- arm
- rectangle
- 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- Withdrawn
Links
- 238000003756 stirring Methods 0.000 title claims abstract description 60
- 238000005553 drilling Methods 0.000 title claims abstract description 29
- 239000002689 soil Substances 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims abstract description 3
- 241001074085 Scophthalmus aquosus Species 0.000 claims description 11
- 238000005520 cutting process Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 abstract 1
- 239000004568 cement Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000011440 grout 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
- E02D2200/1628—Shapes rectangular
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0018—Cement used as binder
- E02D2300/002—Concrete
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)
- Earth Drilling (AREA)
Abstract
The invention discloses a rectangular combination drilling and stirring machine. In the downward pressing process of a main rod, a rectangular combination hole with a wedge-shaped head at the left end and a trapezoid rabbet at the right end is formed. Concrete is poured in the hole, and then a rectangular combined pile with a wedge-shaped head at the left end and a trapezoid rabbet at the right end is formed. A second concrete rectangular combined pile is manufactured on the right side of the rectangular combined pile at the interval of one rectangular combined pile, and accordingly a plurality of concrete rectangular combined piles arranged at the interval of one rectangular combined pile are manufactured. When the strength of concrete of the concrete rectangular combined piles on the two sides reaches a certain value, a hole is manufactured within the interval between every two adjacent rectangular combined piles, wherein concrete is poured in the hole to form a rectangular combined pile, and accordingly a plurality of concrete rectangular combined piles which are in mutual wedge-shaped connection are formed for soil blocking and seepage preventing of a building foundation.
Description
Technical field
The present invention relates to a kind of boring and stir machine, the rectangle combination brill particularly used in a kind of building foundation engineering stirs machine.
Background technology
It is by the multiple drill bit rotational of power wheel drive that cement earth boring auger stirs machine, the earth of drill bit bottom is cut in rotation process and stirs into cement earth pile with grout by multiple drill bit, at present, the rectangle combination cement-soil pile that the machine that stirs can only manufacture mutual interface is bored in the rectangle combination used in building foundation engineering.
Summary of the invention
The present invention compensate for above shortcoming, it provides a kind of rectangle combination brill that can manufacture concrete rectangular built pillar stirs machine.
The present invention is achieved through the following technical solutions:
A kind of rectangle combination brill stirs machine, and the lower end of mobile jib is fixed on electric motor upper end, and the lower end of electric motor is fixed with driving mechanism three, and driving mechanism three times ends are provided with drilling rod three, and drilling rod three times ends are fixed with drill bit three; The bottom left end of mobile jib is fixed on the right-hand member of left bar, and the upper end of pole one is fixed in the left end bottom of left bar, and the lower end of pole one is fixed with driving mechanism one, and the lower end of driving mechanism one is provided with drilling rod one, and the lower end of drilling rod one is fixed with drill bit one; The bottom right-hand member of mobile jib is fixed on the left end of right bar, and the upper end of pole two is fixed in the right-hand member bottom of right bar, and the lower end of pole two is fixed with driving mechanism two, and the lower end of driving mechanism two is provided with drilling rod two, and the lower end of drilling rod two is fixed with drill bit two; By rotating shaft one connection for transmission between driving mechanism three and driving mechanism one, the middle upper portion of rotating shaft one is fixed on the lower end of a connecting rod, and right portion, the upper end of this connecting rod is fixed with one and stirs arm one, and the upper left end of this connecting rod is fixed with one and stirs arm two; The middle lower portion of rotating shaft one is fixed on the upper end of a connecting rod, and the right portion of lower end of this connecting rod is fixed with one and stirs arm one, and the bottom left end of this connecting rod is fixed with one and stirs arm two; By rotating shaft two connection for transmission between driving mechanism three and driving mechanism two, the middle upper portion of rotating shaft two is fixed on the lower end of a connecting rod, and the upper end left part of this connecting rod is fixed with one and stirs arm one, and the upper right end of this connecting rod is fixed with one and stirs arm two; The middle lower portion of rotating shaft two is fixed on the upper end of a connecting rod, and the lower end left part of this connecting rod is fixed with one and stirs arm one, and the bottom right-hand member of this connecting rod is fixed with one and stirs arm two; Each stirs arm one and each stirs and is fixed with multiple cutting tooth on arm two respectively; The starboard quarter of driving mechanism two and right front export a rotating shaft three respectively, and the right-hand member of each rotating shaft three fixes a trapezoidal cutter one respectively, and the left end of driving mechanism one exports a rotating shaft four, and the left end of rotating shaft four fixes a trapezoidal cutter two.
The present invention has following feature:
The present invention can manufacture the concrete rectangular built pillar of multiple mutual wedge shape interface, 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 the structural representation of the present invention;
Fig. 2 is the A A view of Fig. 1;
Fig. 3 is the cross-sectional view of the mutual wedge shape interface of multiple built pillar;
In figure: 1, mobile jib, 2, left bar, 3, right bar, 4, electric motor, 5, driving mechanism three, 6, pole one, 7, pole two, 8, driving mechanism one, 9, driving mechanism two, 10, drilling rod three, 11, drilling rod one, 12, drilling rod two, 13, drill bit three, 14, drill bit one, 15, drill bit two, 16, rotating shaft one, 17, rotating shaft two, 18, connecting rod, 19, stir arm one, 20, stir arm two, 21, cut tooth, 22, rotating shaft three, 23, trapezoidal cutter one, 24, rotating shaft four, 25, trapezoidal cutter two.
Embodiment
Accompanying drawing is a kind of specific embodiment of the present invention, and this embodiment mobile jib 1 time end is fixed on electric motor 4 upper end, and the lower end of electric motor is fixed with driving mechanism 35, and driving mechanism three times ends are provided with drilling rod 3 10, and drilling rod three times ends are fixed with drill bit 3 13; The bottom left end of mobile jib is fixed on the right-hand member of left bar 2, and the upper end of pole 1 is fixed in the left end bottom of left bar, and the lower end of pole one is fixed with driving mechanism 1, and the lower end of driving mechanism one is provided with drilling rod 1, and the lower end of drilling rod one is fixed with drill bit 1; The bottom right-hand member of mobile jib is fixed on the left end of right bar 3, and the upper end of pole 27 is fixed in the right-hand member bottom of right bar, and the lower end of pole two is fixed with driving mechanism 29, and the lower end of driving mechanism two is provided with drilling rod 2 12, and the lower end of drilling rod two is fixed with drill bit 2 15; By rotating shaft 1 connection for transmission between driving mechanism three and driving mechanism one, the middle upper portion of rotating shaft one is fixed on the lower end of a connecting rod 18, right portion, the upper end of this connecting rod is fixed with one and stirs arm 1, and the upper left end of this connecting rod is fixed with one and stirs arm 2 20; The middle lower portion of rotating shaft one is fixed on the upper end of a connecting rod, and the right portion of lower end of this connecting rod is fixed with one and stirs arm one, and the bottom left end of this connecting rod is fixed with one and stirs arm two; By rotating shaft 2 17 connection for transmission between driving mechanism three and driving mechanism two, the middle upper portion of rotating shaft two is fixed on the lower end of a connecting rod, and the upper end left part of this connecting rod is fixed with one and stirs arm one, and the upper right end of this connecting rod is fixed with one and stirs arm two; The middle lower portion of rotating shaft two is fixed on the upper end of a connecting rod, and the lower end left part of this connecting rod is fixed with one and stirs arm one, and the bottom right-hand member of this connecting rod is fixed with one and stirs arm two; Each stirs arm one and each stirs and is fixed with multiple cutting tooth 21 on arm two respectively; The starboard quarter of driving mechanism two and right front export a rotating shaft 3 22 respectively, and the right-hand member of each rotating shaft three fixes a trapezoidal cutter 1 respectively, and the left end of driving mechanism one exports a rotating shaft 4 24, and the left end of rotating shaft four fixes a trapezoidal cutter 2 25.
The diameter of drill bit one and the equal diameters of drill bit two.
The diameter of drill bit three is greater than drill bit one or the diameter of drill bit two.
The distance between arm one and the equal diameters of drill bit three are stirred in upper and lower two of driving mechanism three left side.
On the right of driving mechanism three, upper and lower two are stirred the distance between arm one and the equal diameters of drill bit three.
The distance between arm two and the equal diameters of drill bit one are stirred in upper and lower two of driving mechanism three left side.
On the right of driving mechanism three, upper and lower two are stirred the distance between arm two and the equal diameters of drill bit two.
Also being provided with high-pressure pump on the pile frame of the present invention, during work, high-pressure pump is to drill bit one, drill bit two, drill bit three respectively inject high pressure water, and during work, pile-formation machine is applied downward pressure by mobile jib by the pressing mechanism of pile frame; Electric motor drives driving mechanism three to operate, driving mechanism three is operated by the rotating drive driving mechanism one of rotating shaft one, driving mechanism three is operated by the rotating drive driving mechanism two of rotating shaft two, driving mechanism one is rotated by the rotating drive drill bit one of drilling rod one in the running, driving mechanism two is rotated by the rotating drive drill bit two of drilling rod two in the running, driving mechanism three is rotated by the rotating drive drill bit three of drilling rod three in the running, driving mechanism two in the running simultaneously drive two rotating shafts three rotate, driving mechanism one in the running drive shaft four rotate; Rotating shaft one in rotation by upper and lower two connecting rods drive two stir arm one and two stir arm two rotation, rotating shaft two in rotation by upper and lower two connecting rods drive two stir arm one and two stir arm two rotation, two rotating shafts three drive the rotation of two trapezoidal cuttves one respectively in rotation, and rotating shaft four drives the rotation of trapezoidal cutter two in rotation; Earth is cut into the overlap joint hole body of middle big hole, the right and left small sircle hole by drill bit one, drill bit two, drill bit three in rotation, four are stirred arm one, in rotation, the circular hole of centre are cut into rectangle hole, and four regions stirring the diameter that circular hole lap-joint is less than drill bit one, drill bit two by arm two in rotation are cut; The combination hole body of large rectangle, the little rectangle of the right and left in the middle of so becoming; The soil cutting of the right-hand member of combination hole body is become trapezoidal tongue and groove by two trapezoidal cuttves one in rotation, and the soil cutting of the left end of stake body is become sphenocephaly by trapezoidal cutter two in rotation, and the trapezoidal tongue and groove in right portion and the sphenocephaly of left part match; The soil body cut is blended in mud, mud flows out from hole, mobile jib is pressed into process and forms left end with sphenocephaly, right-hand member with the rectangle combination bore of trapezoidal tongue and groove downwards, casting concrete in this hole, a left end with sphenocephaly, right-hand member with the rectangle built pillar of trapezoidal tongue and groove, on the right side of this rectangle built pillar, the distance of the rectangle built pillar in interval manufacture the 2nd concrete rectangular built pillar again, so manufacture multiple concrete rectangular built pillars of the rectangle built pillar distance in multiple interval; When reaching certain numerical value Deng the concrete strength of the concrete rectangular built pillar to both sides, a hole is manufactured again in spacing between every two rectangle built pillars, in this hole, casting concrete forms rectangle built pillar, the trapezoidal tongue and groove of the rectangle built pillar right-hand member that the trapezoidal tongue and groove of the rectangle built pillar right-hand member on the sphenocephaly insertion left side just forming middle rectangle built pillar left end like this is interior, middle is inserted in outside the sphenocephaly of the right rectangle built pillar left end, so form the concrete rectangular built pillar of multiple mutual wedge shape interface, for gear soil, the antiseep of building foundation.
Claims (7)
1. rectangle combination brill stirs a machine, and mobile jib 1 time end is fixed on electric motor 4 upper end, and the lower end of electric motor is fixed with driving mechanism 35, and driving mechanism three times ends are provided with drilling rod 3 10, and drilling rod three times ends are fixed with drill bit 3 13;The bottom left end of mobile jib is fixed on the right-hand member of left bar 2, and the upper end of pole 1 is fixed in the left end bottom of left bar, and the lower end of pole one is fixed with driving mechanism 1, and the lower end of driving mechanism one is provided with drilling rod 1, and the lower end of drilling rod one is fixed with drill bit 1; The bottom right-hand member of mobile jib is fixed on the left end of right bar 3, and the upper end of pole 27 is fixed in the right-hand member bottom of right bar, and the lower end of pole two is fixed with driving mechanism 29, and the lower end of driving mechanism two is provided with drilling rod 2 12, and the lower end of drilling rod two is fixed with drill bit 2 15; By rotating shaft 1 connection for transmission between driving mechanism three and driving mechanism one, the middle upper portion of rotating shaft one is fixed on the lower end of a connecting rod 18, right portion, the upper end of this connecting rod is fixed with one and stirs arm 1, and the upper left end of this connecting rod is fixed with one and stirs arm 2 20; The middle lower portion of rotating shaft one is fixed on the upper end of a connecting rod, and the right portion of lower end of this connecting rod is fixed with one and stirs arm one, and the bottom left end of this connecting rod is fixed with one and stirs arm two; By rotating shaft 2 17 connection for transmission between driving mechanism three and driving mechanism two, the middle upper portion of rotating shaft two is fixed on the lower end of a connecting rod, and the upper end left part of this connecting rod is fixed with one and stirs arm one, and the upper right end of this connecting rod is fixed with one and stirs arm two; The middle lower portion of rotating shaft two is fixed on the upper end of a connecting rod, and the lower end left part of this connecting rod is fixed with one and stirs arm one, and the bottom right-hand member of this connecting rod is fixed with one and stirs arm two; Each stirs arm one and each stirs and is fixed with multiple cutting tooth 21 on arm two respectively; The starboard quarter of driving mechanism two and right front export a rotating shaft 3 22 respectively, and the right-hand member of each rotating shaft three fixes a trapezoidal cutter 1 respectively, and the left end of driving mechanism one exports a rotating shaft 4 24, and the left end of rotating shaft four fixes a trapezoidal cutter 2 25; It is characterized in that: bore when the machine that stirs works high-pressure pump to drill bit one, drill bit two, drill bit three respectively inject high pressure water, during work, pile-formation machine is applied downward pressure by mobile jib by the pressing mechanism of pile frame; Electric motor drives driving mechanism three to operate, driving mechanism three is operated by the rotating drive driving mechanism one of rotating shaft one, driving mechanism three is operated by the rotating drive driving mechanism two of rotating shaft two, driving mechanism one is rotated by the rotating drive drill bit one of drilling rod one in the running, driving mechanism two is rotated by the rotating drive drill bit two of drilling rod two in the running, driving mechanism three is rotated by the rotating drive drill bit three of drilling rod three in the running, driving mechanism two in the running simultaneously drive two rotating shafts three rotate, driving mechanism one in the running drive shaft four rotate; Rotating shaft one in rotation by upper and lower two connecting rods drive two stir arm one and two stir arm two rotation, rotating shaft two in rotation by upper and lower two connecting rods drive two stir arm one and two stir arm two rotation, two rotating shafts three drive the rotation of two trapezoidal cuttves one respectively in rotation, and rotating shaft four drives the rotation of trapezoidal cutter two in rotation; Earth is cut into the overlap joint hole body of middle big hole, the right and left small sircle hole by drill bit one, drill bit two, drill bit three in rotation, four are stirred arm one, in rotation, the circular hole of centre are cut into rectangle hole, and four regions stirring the diameter that circular hole lap-joint is less than drill bit one, drill bit two by arm two in rotation are cut; The combination hole body of large rectangle, the little rectangle of the right and left in the middle of so becoming; The soil cutting of the right-hand member of combination hole body is become trapezoidal tongue and groove by two trapezoidal cuttves one in rotation, and the soil cutting of the left end of stake body is become sphenocephaly by trapezoidal cutter two in rotation, and the trapezoidal tongue and groove in right portion and the sphenocephaly of left part match;The soil body cut is blended in mud, mud flows out from hole, mobile jib is pressed into process and forms left end with sphenocephaly, right-hand member with the rectangle combination bore of trapezoidal tongue and groove downwards, casting concrete in this hole, a left end with sphenocephaly, right-hand member with the rectangle built pillar of trapezoidal tongue and groove, on the right side of this rectangle built pillar, the distance of the rectangle built pillar in interval manufacture the 2nd concrete rectangular built pillar again, so manufacture multiple concrete rectangular built pillars of the rectangle built pillar distance in multiple interval; When reaching certain numerical value Deng the concrete strength of the concrete rectangular built pillar to both sides, a hole is manufactured again in spacing between every two rectangle built pillars, in this hole, casting concrete forms rectangle built pillar, the trapezoidal tongue and groove of the rectangle built pillar right-hand member that the trapezoidal tongue and groove of the rectangle built pillar right-hand member on the sphenocephaly insertion left side just forming middle rectangle built pillar left end like this is interior, middle is inserted in outside the sphenocephaly of the right rectangle built pillar left end, so form the concrete rectangular built pillar of multiple mutual wedge shape interface, for gear soil, the antiseep of building foundation.
2. rectangle according to claim 1 combination brill stirs machine, it is characterised in that: the diameter of described drill bit one and the equal diameters of drill bit two.
3. rectangle according to claim 1 combination brill stirs machine, it is characterised in that: the diameter of described drill bit three is greater than drill bit one or the diameter of drill bit two.
4. rectangle according to claim 1 combination brill stirs machine, it is characterised in that: the distance between arm one and the equal diameters of drill bit three are stirred in upper and lower two of described driving mechanism three left side.
5. rectangle according to claim 1 combination brill stirs machine, it is characterised in that: on the right of described driving mechanism three, upper and lower two are stirred the distance between arm one and the equal diameters of drill bit three.
6. rectangle according to claim 1 combination brill stirs machine, it is characterised in that: the distance between arm two and the equal diameters of drill bit one are stirred in upper and lower two of described driving mechanism three left side.
7. rectangle according to claim 1 combination brill stirs machine, it is characterised in that: on the right of described driving mechanism three, upper and lower two are stirred the distance between arm two and the equal diameters of drill bit two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511012106.4A CN105649016A (en) | 2015-12-31 | 2015-12-31 | Rectangular combination drilling and stirring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511012106.4A CN105649016A (en) | 2015-12-31 | 2015-12-31 | Rectangular combination drilling and stirring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105649016A true CN105649016A (en) | 2016-06-08 |
Family
ID=56477227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511012106.4A Withdrawn CN105649016A (en) | 2015-12-31 | 2015-12-31 | Rectangular combination drilling and stirring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105649016A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421379A (en) * | 2015-12-31 | 2016-03-23 | 卢兴耐 | Rectangular composite drilling and mixing machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5007770A (en) * | 1989-12-04 | 1991-04-16 | Simmons Robert J | Method and apparatus for constructing a subsurface retaining wall |
| CN104612141A (en) * | 2015-02-28 | 2015-05-13 | 张璐 | T-shaped stirring drilling machine |
| CN104895062A (en) * | 2015-04-15 | 2015-09-09 | 张璐 | Application method for rectangular stirring drilling machine |
| CN105019436A (en) * | 2015-06-05 | 2015-11-04 | 刘玉燕 | Molding device for wedge-shaped opening locking piles |
| CN105421379A (en) * | 2015-12-31 | 2016-03-23 | 卢兴耐 | Rectangular composite drilling and mixing machine |
| CN105421350A (en) * | 2015-12-31 | 2016-03-23 | 卢兴耐 | Rectangular combination stirring and drilling machine |
-
2015
- 2015-12-31 CN CN201511012106.4A patent/CN105649016A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5007770A (en) * | 1989-12-04 | 1991-04-16 | Simmons Robert J | Method and apparatus for constructing a subsurface retaining wall |
| CN104612141A (en) * | 2015-02-28 | 2015-05-13 | 张璐 | T-shaped stirring drilling machine |
| CN104895062A (en) * | 2015-04-15 | 2015-09-09 | 张璐 | Application method for rectangular stirring drilling machine |
| CN105019436A (en) * | 2015-06-05 | 2015-11-04 | 刘玉燕 | Molding device for wedge-shaped opening locking piles |
| CN105421379A (en) * | 2015-12-31 | 2016-03-23 | 卢兴耐 | Rectangular composite drilling and mixing machine |
| CN105421350A (en) * | 2015-12-31 | 2016-03-23 | 卢兴耐 | Rectangular combination stirring and drilling machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421379A (en) * | 2015-12-31 | 2016-03-23 | 卢兴耐 | Rectangular composite drilling and mixing machine |
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| C06 | Publication | ||
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Application publication date: 20160608 |