CN110331717B - Hollow drill rod excavating machine - Google Patents
Hollow drill rod excavating machine Download PDFInfo
- Publication number
- CN110331717B CN110331717B CN201910739765.XA CN201910739765A CN110331717B CN 110331717 B CN110331717 B CN 110331717B CN 201910739765 A CN201910739765 A CN 201910739765A CN 110331717 B CN110331717 B CN 110331717B
- Authority
- CN
- China
- Prior art keywords
- drill rod
- guide rail
- fixed guide
- rail frame
- movable frame
- 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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- 238000009412 basement excavation Methods 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 7
- 238000005553 drilling Methods 0.000 description 13
- 238000010276 construction Methods 0.000 description 11
- 239000002689 soil Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000725 suspension 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
-
- 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
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
-
- 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
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
- E21B3/04—Rotary tables
-
- 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
- E21B7/02—Drilling rigs characterized by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/021—With a rotary table, i.e. a fixed rotary drive for a relatively advancing tool
Abstract
The invention relates to the technical field of building machinery, in particular to a hollow drill rod excavating machine which comprises a crawler-type chassis, wherein a rotary vehicle body is arranged on the chassis, an operation table and a hydraulic pump station are arranged on the rotary vehicle body, a stand column is arranged on the rotary vehicle body, a cantilever beam is arranged at the top end of the stand column, a downward support rod is hinged at the free end of the cantilever beam, a fixed guide rail frame is arranged at the front end of the rotary vehicle body, the fixed guide rail frame is fixed on the rotary vehicle body, a movable frame is arranged in the fixed guide rail frame and can slide up and down in the fixed guide rail frame, an external tooth turntable bearing is arranged at the upper part in the movable frame, a hydraulic motor is arranged outside the movable frame, a downward conical drill rod mounting seat is arranged on the external tooth turntable bearing, a continuous drill rod is arranged at the lower end of the drill rod mounting seat, and a lifting device for lifting the movable frame is further arranged on the rotary vehicle body.
Description
Technical Field
The invention relates to the technical field of building machinery, in particular to a hollow drill rod excavating machine.
Background
In the field of pile foundation treatment of engineering construction, two major categories are roughly classified, namely extrusion piles, construction processes comprise hammering method, static pressure method and the like, the other category is called filling piles, and the construction processes are that pile foundation shafts are dug out of working surfaces and then poured into reinforcement cages, the application files mainly relate to filling pile shaft excavation, at present, the earth excavation machinery is very much mature, such as rotary excavating machines and the like, but the excavation machinery constructed in a low space is not mature, subway stations are constructed in large cities nowadays, the construction of subway stations in the past usually adopts an open-air excavation construction mode, the occupied area is large, more limited places are more, particularly in the downtown area, so that a hidden excavation type construction mode is being popularized, the height of the hidden excavation type tunnel construction is limited, the rotary excavating machines cannot enter at all, the depth of the shaft is very deep, the depth is about thirty meters, the diameter is about one meter, the past is manually excavated by adding simple machinery, the underground excavation is not only low in efficiency but also very safe, the water is more difficult when the underground excavation is carried out in the past,
the existing two machines can enter a tunnel surface for construction, one machine is a well drilling machine used on the ground, the well drilling machine drives a drill bit by utilizing a connecting drill rod, water is injected into a well in the drilling process, the drill bit drills soil into mud and simultaneously pumps out the mud, but the method needs to process the pumped mud, because of the mobility of the mud and the difficulty in treatment on the tunnel surface, the other construction machine adopts a hanging sleeve telescopic drill rod, a set of high-power hydraulic motor is arranged at the lower end of the drill rod, the hydraulic motor drives the drill bit to rotate, the drill bit with the soil is lifted to a construction working surface by utilizing the telescopic drill rod, the machine has the defects that the water is not met, most of pile wells can drill water, a large amount of mud enters a sleeve gap and finally hardens to form a scale layer which is hard and insoluble in the water when the water is met, the sleeve is blocked from sliding, the phenomenon of drilling is caused, the drill rod is broken or the drill rod is broken off when the drill rod is blocked, the current drilling technology is not mature, the service life is low, and the construction cost is high and the efficiency is low.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a hollow drill rod excavating machine which is suitable for being used in a low space, has a compact structure and strong adaptability, can excavate soil at the same time, and improves the working efficiency.
The invention is realized by the following technical scheme: the utility model provides a hollow drill rod excavation machine, includes the chassis of crawler-type, be provided with rotatory automobile body on the chassis, be provided with operation panel, hydraulic power unit on the rotatory automobile body, the position department that rotatory automobile body is close to the front end is provided with the stand, the top of stand is provided with the cantilever beam that extends to outside the rotatory automobile body, the free end of cantilever beam articulates there is decurrent bracing piece, the front end of rotatory automobile body is provided with square fixed rail frame, the lower part and the rotatory automobile body of fixed rail frame are connected, fixed rail frame's middle part is fixed in the pole setting, be provided with square movable frame in the fixed rail frame, movable frame can slide from top to bottom in the fixed rail frame, upper portion is provided with external tooth carousel bearing in the movable frame, the outside of movable frame is provided with hydraulic motor with the position department that external tooth carousel bearing is relative, the cover is equipped with the gear plate with external tooth carousel bearing assorted on the output shaft of hydraulic motor, hydraulic motor can drive external tooth carousel bearing and rotate, be provided with decurrent conical fixed rail frame on the external tooth carousel bearing, be provided with square movable rail frame's lower extreme and the rotary drill rod carousel is provided with the lifting device that is used for continuing the drilling rod in the setting up.
Further, hoisting device is including setting up the hoist engine I that is located between stand and the fixed guide frame on rotatory automobile body, fixed guide frame is close to rotatory automobile body one side upper end and is set up one and have pulley I, pulley I has two, and two pulley I set up respectively in the both sides of fixed guide frame, fixed guide frame's upper end both sides intermediate position all is provided with a pulley II, movable frame's lower extreme both sides intermediate position department is provided with pulley III, pulley I, pulley II and pulley III are walked around to wire rope on the hoist engine I, hoist engine I can drive movable frame and rise.
Further, the upright posts are at least two sections, and two adjacent upright posts are connected through flanges
Further, the top of stand and the opposite direction of cantilever beam are provided with hoist engine II, be provided with electric putter on the cantilever beam, electric putter installs along the length direction of cantilever beam, electric putter's front end is towards the direction of keeping away from the stand, electric putter's front end is provided with decurrent automatic grab bucket, wire rope on the hoist engine II is connected with automatic grab bucket, hoist engine II can control automatic grab bucket and rise or descend.
Further, the suspension beam adopts an I-shaped steel beam, and the electric push rod is arranged in a groove of the I-shaped steel beam.
Further, leveling mechanisms are further arranged on the rotary car body and the fixed guide rail frame, each leveling mechanism comprises two hydraulic supporting legs arranged at the rear end of the rotary car body, each leveling mechanism further comprises two hydraulic supporting legs arranged on one side, far away from the rotary car body, of the fixed guide rail frame, and the four hydraulic supporting legs can ensure balance of the rotary car body.
Further, the lower extreme of bracing piece is provided with manual lift base.
Further, a clamping block for preventing the drill rod from deviating is arranged at the lower end of the fixed frame.
Further, the inner diameter of the drill rod is larger than 700mm.
The invention has the beneficial effects that: the movable base is arranged to facilitate the integral movement, the multi-section type vertical rod and the hinging of the cantilever beam and the supporting rod can reduce the integral height during the mechanical movement, facilitate the mechanical rotation, adopt a continuous drill rod during the work without excessively high height, enable the two windlass I to work simultaneously, improve the stability of the movable frame during the up-down movement, enable the automatic grab bucket to lift out soil in the drill rod for deslagging, and not influence the normal drilling of the drill rod during the soil taking and deslagging, enable the inner diameter value of the drill rod to be larger than 700mm, facilitate the automatic grab bucket to fall along the inner diameter of the drill rod.
Drawings
FIG. 1 is a front view of embodiment 1 of the present invention;
wherein: the hydraulic lifting device comprises a chassis 1, hydraulic support legs 2, a rotating vehicle body 3, a hydraulic pump station 4, an operating platform 6, a winch I7, an upright post 8, a winch II 9, an electric push rod 10, a cantilever beam 11, an automatic grab bucket 12, a supporting rod 13, a pulley I14, a hydraulic motor 15, an external tooth turntable bearing 16, a movable frame 17, a fixed guide rail frame 18, a drill rod 19, a manual lifting base 20, a pulley II 21, a pulley III 22 and a clamping block 23.
Detailed Description
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The hollow drill rod excavating machine shown in figure 1 comprises a crawler-type chassis 1, a rotary body 3 is arranged on the chassis 1, an operation table 6 and a hydraulic pump station 4 are arranged on the rotary body 3, the hydraulic pump station 4 provides power for the machine in operation, two stand columns 8 are fixed at the position of the rotary body 3 close to the front end, the two stand columns 8 are connected through flanges, the stand columns 8 can be split to facilitate the adjustment of the height of the stand columns 8 and the machine to walk in a low space, a cantilever beam 11 extending out of the rotary body 3 is arranged at the top end of the stand columns 8, a downward supporting rod 13 is hinged at the free end of the cantilever beam 11, a manual lifting base 20 is arranged at the lower end of the supporting rod 13 and hinged with the cantilever beam 11, the same aspect of transportation and walking are convenient, the bottom ends of the lifting base facilitate the supporting rod 13 to adapt to different bottom surfaces, the front end of the rotating body 3 is fixed with a square fixed guide rail frame 18, the lower part of the fixed guide rail frame 18 is connected with the rotating body 3, the middle part of the fixed guide rail frame 18 is fixed on the upright post 8, thus the fixed guide rail frame 18 is well fixed with the rotating body 3 and can rotate along with the rotating body 3, a square movable frame 17 is arranged in the fixed guide rail frame 18, the movable frame 17 can slide up and down in the fixed guide rail frame 18, an external tooth turntable bearing 16 is fixed at the upper part in the movable frame 17, a hydraulic motor 15 is arranged at the position of the outer part of the movable frame 17 opposite to the external tooth turntable bearing 16, a gear disc matched with the external tooth turntable bearing 16 is sleeved on the output shaft of the hydraulic motor 15, the hydraulic motor 15 can drive the external tooth turntable bearing 16 to rotate, a downward conical drill rod 19 mounting seat is arranged on the external tooth turntable bearing 16, the lower extreme of drilling rod 19 mount pad is linked and is connected with continuous drilling rod 19, the fixture block 23 that is used for preventing drilling rod 19 skew is installed to the lower extreme of fixed rail frame 18, the position of fixture block 23 can be adjusted, still be provided with the hoisting device who is used for mentioning movable frame 17 on the rotatory automobile body 3, hoisting device is including installing the hoist engine I7 that is located between stand 8 and fixed rail frame 18 on rotatory automobile body 3, a pulley I14 is installed to fixed rail frame 18 one side upper end that is close to rotatory automobile body 3, pulley I14 has two, two pulley I14 are installed respectively in the both sides of fixed rail frame 18, pulley II 21 is installed to the upper end both sides intermediate position of fixed rail frame 18, pulley III 22 is installed to the lower extreme both sides intermediate position department of movable frame 17, wire rope on the hoist engine I7 bypasses pulley I14, pulley II 21 and pulley III 22, hoist engine I7 also has two, hoist engine I7 corresponds a set of pulleys, hoist engine I7 can drive movable frame 17 and rise, two hoist engine I7 work simultaneously and be convenient for improve movable frame 17 and rise and fall when the stability and the landing leg mechanism is installed to the fixed automobile body 2 on the rotatory automobile body 3, hydraulic pressure balance leg mechanism is still installed to the landing leg 2 on the fixed automobile body 2 side of rotating frame 3, the landing leg 2 is kept away from to the fixed side of rotating frame 2.
The hoist engine II 9 is installed on the top of stand 8 and the opposite direction of cantilever beam 11, hoist engine II 9 is by a high-speed motor and a low-speed motor drive, install electric putter 10 on the cantilever beam 11, electric putter 10 installs along the length direction of cantilever beam 11, cantilever beam 11 adopts the I-steel beam, electric putter 10 installs in the inslot of I-steel beam, electric putter 10's front end is kept away from the direction of stand 8, electric putter 10's front end installs decurrent automatic grab bucket 12, wire rope on the hoist engine II 9 is connected with automatic grab bucket 12, hoist engine II 9 can control automatic grab bucket 12 to rise or descend.
When the automatic drilling machine is used, the machine is moved to the position where the drill rod 19 is aligned to the position where the excavation is carried out, the hydraulic support leg 2 is adjusted to balance the rotary car body 3 and the fixed guide rail frame 18, then the hydraulic motor 15 is started, the hydraulic motor 15 drives the outgoing turntable bearing to rotate, namely, the drill rod 19 is driven to rotate along with the rotary turntable bearing, after the rotary turntable bearing rotates normally, the drill rod 19 starts to drill down, the brake of the winch is released during the drilling, the movable frame 17 slowly falls under the action of gravity, after that, the drill rod 19 contacts the ground to start rotary drilling, the soil is extracted and discharged every half a meter deep, when the soil is extracted and discharged, the electric push rod 10 is started firstly, the electric push rod 10 drives the automatic grab 12 to align to the central position of the external turntable bearing 16, the high-speed motor of the winch II 9 is started to put down the automatic grab 12, the open automatic grab 12 is quickly fallen to the bottom of a pile well through the inner diameter of the drill rod under the action of gravity, the action of the gravitational potential energy is in the soil which is already loose, at the moment, the high-speed motor of the winch II 9 is closed, the low-speed motor of the winch II 9 is started to lift the automatic grab 12, the automatic grab 12 is started to be in the ground, the lifting is started, the automatic grab 12 is pressed, the opening of the drill is pressed down, the drill rod is not is separated from the drill rod 19, the drill rod 19 is positioned in the well, and the pile 19 is positioned in the well, and the hole is positioned in the well 19 is positioned in the well, and the hole is positioned in the front, and the hole is adjacent to the hole 19, and the hole is positioned in the hole 19, and is positioned in the front, and the front of the lifting frame is compared with the lifting frame is positioned with the lifting frame, and is positioned in the lifting machine 19, and is firstly, and is positioned.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (6)
1. The utility model provides a hollow drill rod excavation machine, includes the chassis of crawler-type, be provided with rotatory automobile body on the chassis, be provided with operation panel, hydraulic power unit on the rotatory automobile body, its characterized in that: the rotary car body is provided with a stand column at a position close to the front end, the top end of the stand column is provided with a cantilever beam extending to the outside of the rotary car body, the free end of the cantilever beam is hinged with a downward supporting rod, the front end of the rotary car body is provided with a square fixed guide rail frame, the lower part of the fixed guide rail frame is connected with the rotary car body, the middle part of the fixed guide rail frame is fixed on the stand column, a square movable frame is arranged in the fixed guide rail frame, the movable frame slides up and down in the fixed guide rail frame, the upper part in the movable frame is provided with an external tooth turntable bearing, the position of the outer part of the movable frame opposite to the external tooth turntable bearing is provided with a hydraulic motor, the output shaft of the hydraulic motor is sleeved with a gear disc matched with the external tooth turntable bearing, the hydraulic motor drives the external tooth turntable bearing to rotate, the external tooth turntable bearing is provided with a downward conical drill rod mounting seat, the lower end of the drill rod mounting seat is provided with a continuous drill rod, the rotary car body is also provided with a lifting device for lifting the movable frame,
the top end of the upright post is provided with a winch II in the direction opposite to the cantilever beam, the cantilever beam is provided with an electric push rod, the electric push rod is arranged along the length direction of the cantilever beam, the front end of the electric push rod faces away from the upright post, the front end of the electric push rod is provided with a downward automatic grab bucket, a steel wire rope on the winch II is connected with the automatic grab bucket, the winch II controls the automatic grab bucket to ascend or descend along the inner diameter of a drill rod,
the cantilever beam adopts an I-shaped steel beam, and the electric push rod is arranged in a groove of the I-shaped steel beam.
2. A hollow drill rod excavation machine as claimed in claim 1, wherein: the lifting device comprises a winch I arranged on a rotating vehicle body and located between an upright post and a fixed guide rail frame, wherein one pulley I is arranged at the upper end of one side of the fixed guide rail frame, which is close to the rotating vehicle body, two pulleys I are arranged on two sides of the fixed guide rail frame respectively, two pulleys II are arranged at the middle positions of two sides of the upper end of the fixed guide rail frame, a pulley III is arranged at the middle position of two sides of the lower end of the movable frame, a steel wire rope on the winch I bypasses the pulley I, the pulley II and the pulley III, and the winch I drives the movable frame to rise.
3. A hollow drill rod excavation machine as claimed in claim 1, wherein: the upright posts are at least two sections, and two adjacent upright posts are connected through a flange.
4. A hollow drill rod excavation machine as claimed in claim 1, wherein: the leveling mechanism comprises two hydraulic support legs arranged at the rear end of the rotary car body, and the leveling mechanism further comprises two hydraulic support legs arranged on one side, far away from the rotary car body, of the fixed guide rail frame, and the four hydraulic support legs ensure balance of the rotary car body.
5. A hollow drill rod excavation machine as claimed in claim 1, wherein: the lower extreme of bracing piece is provided with manual lift base.
6. A hollow drill rod excavation machine as claimed in claim 1, wherein: the lower end of the fixed guide rail frame is provided with a clamping block for preventing the drill rod from deviating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910739765.XA CN110331717B (en) | 2019-08-12 | 2019-08-12 | Hollow drill rod excavating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910739765.XA CN110331717B (en) | 2019-08-12 | 2019-08-12 | Hollow drill rod excavating machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110331717A CN110331717A (en) | 2019-10-15 |
| CN110331717B true CN110331717B (en) | 2024-03-08 |
Family
ID=68149377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910739765.XA Active CN110331717B (en) | 2019-08-12 | 2019-08-12 | Hollow drill rod excavating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110331717B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87207346U (en) * | 1987-07-28 | 1988-03-09 | 陈士华 | Rotary drilling machine |
| CN2055863U (en) * | 1989-02-21 | 1990-04-11 | 宜兴市范道水利工程设备厂 | Multifunctional engineering drilling machine |
| JP2002327588A (en) * | 2001-05-01 | 2002-11-15 | Nippon Sharyo Seizo Kaisha Ltd | Earth drill |
| CN1490472A (en) * | 2002-10-18 | 2004-04-21 | 同丰营造工程股份有限公司 | Plate guided bucket boring process for site casting foundation piles |
| JP2004263408A (en) * | 2003-02-28 | 2004-09-24 | Shakuro Ro | Front driving excavation machine and excavation method |
| KR101012115B1 (en) * | 2010-08-10 | 2011-02-07 | (주)한일씨알에스 | Apparatus for boring holes at bedrock |
| CN201915824U (en) * | 2010-11-22 | 2011-08-03 | 萧守让 | Truck-mounted rotary drilling rig with construction function of diaphragm wall |
| CN103628480A (en) * | 2012-08-27 | 2014-03-12 | 上海中技桩业股份有限公司 | Construction method and device for guide displacement pressure precast pile |
| CN105927154A (en) * | 2016-06-12 | 2016-09-07 | 江苏昌鑫基础工程有限公司 | Spiral drilling and pouring device applied to pile top and pile cap integrated construction |
| CN106396090A (en) * | 2016-10-16 | 2017-02-15 | 李根生 | Suspended underwater plug flow aeration machine |
| WO2019010572A1 (en) * | 2017-07-11 | 2019-01-17 | Les Équipements De Forage Versadrill Inc. | Core tube displacer for long reach drilling machines |
| CN208717933U (en) * | 2018-08-20 | 2019-04-09 | 中铁二十局集团第一工程有限公司 | A kind of CFG pile foundation pile cover and pile body integrative construction device |
| CN110107221A (en) * | 2019-06-04 | 2019-08-09 | 常州骏铎机械制造有限公司 | A kind of ultra-large aperture pore-forming equipment and method suitable for complex geological condition |
| CN210529685U (en) * | 2019-08-12 | 2020-05-15 | 三门峡丽源环保工程设备有限公司 | Hollow drill rod excavator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9551196B2 (en) * | 2014-08-26 | 2017-01-24 | Raptor Rig, Inc. | Dual device apparatus and methods usable in well drilling and other operations |
-
2019
- 2019-08-12 CN CN201910739765.XA patent/CN110331717B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87207346U (en) * | 1987-07-28 | 1988-03-09 | 陈士华 | Rotary drilling machine |
| CN2055863U (en) * | 1989-02-21 | 1990-04-11 | 宜兴市范道水利工程设备厂 | Multifunctional engineering drilling machine |
| JP2002327588A (en) * | 2001-05-01 | 2002-11-15 | Nippon Sharyo Seizo Kaisha Ltd | Earth drill |
| CN1490472A (en) * | 2002-10-18 | 2004-04-21 | 同丰营造工程股份有限公司 | Plate guided bucket boring process for site casting foundation piles |
| JP2004263408A (en) * | 2003-02-28 | 2004-09-24 | Shakuro Ro | Front driving excavation machine and excavation method |
| KR101012115B1 (en) * | 2010-08-10 | 2011-02-07 | (주)한일씨알에스 | Apparatus for boring holes at bedrock |
| CN201915824U (en) * | 2010-11-22 | 2011-08-03 | 萧守让 | Truck-mounted rotary drilling rig with construction function of diaphragm wall |
| CN103628480A (en) * | 2012-08-27 | 2014-03-12 | 上海中技桩业股份有限公司 | Construction method and device for guide displacement pressure precast pile |
| CN105927154A (en) * | 2016-06-12 | 2016-09-07 | 江苏昌鑫基础工程有限公司 | Spiral drilling and pouring device applied to pile top and pile cap integrated construction |
| CN106396090A (en) * | 2016-10-16 | 2017-02-15 | 李根生 | Suspended underwater plug flow aeration machine |
| WO2019010572A1 (en) * | 2017-07-11 | 2019-01-17 | Les Équipements De Forage Versadrill Inc. | Core tube displacer for long reach drilling machines |
| CN208717933U (en) * | 2018-08-20 | 2019-04-09 | 中铁二十局集团第一工程有限公司 | A kind of CFG pile foundation pile cover and pile body integrative construction device |
| CN110107221A (en) * | 2019-06-04 | 2019-08-09 | 常州骏铎机械制造有限公司 | A kind of ultra-large aperture pore-forming equipment and method suitable for complex geological condition |
| CN210529685U (en) * | 2019-08-12 | 2020-05-15 | 三门峡丽源环保工程设备有限公司 | Hollow drill rod excavator |
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| Publication number | Publication date |
|---|---|
| CN110331717A (en) | 2019-10-15 |
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