CN111608579A - Rotary drilling rig for cast-in-situ bored pile construction - Google Patents
Rotary drilling rig for cast-in-situ bored pile construction Download PDFInfo
- Publication number
- CN111608579A CN111608579A CN202010484733.2A CN202010484733A CN111608579A CN 111608579 A CN111608579 A CN 111608579A CN 202010484733 A CN202010484733 A CN 202010484733A CN 111608579 A CN111608579 A CN 111608579A
- Authority
- CN
- China
- Prior art keywords
- wall
- push
- plate
- fixedly connected
- drilling rig
- 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.)
- Granted
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 63
- 238000010276 construction Methods 0.000 title claims abstract description 21
- 238000011065 in-situ storage Methods 0.000 title description 7
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 230000036346 tooth eruption Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000002689 soil Substances 0.000 abstract description 18
- 238000001179 sorption measurement Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
Images
Classifications
-
- 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
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
-
- 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
- E21B12/00—Accessories for drilling tools
-
- 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
- E21B7/04—Directional drilling
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a rotary drilling rig for drilling cast-in-place pile construction, which comprises a drilling rig body and a drilling bucket, wherein a crawler-type travelling mechanism is rotatably arranged at the bottom of the drilling rig body, the drilling rig body is connected with a mast, the top end of the mast is provided with a pulley block, and the outer wall of the mast is slidably connected with a follow-up frame and a sliding frame from top to bottom; according to the invention, through arranging the top plate, the first side plate, the second side plate, the cutting plates, the rotating shaft, the connecting rod, the push plate and the like, when soil needs to be discharged out of the drilling bucket, only the top of the push block is required to be contacted with the bottom of the baffle plate, and the push plate is pushed by the push rod to move downwards so as to press the top end of the connecting rod downwards, so that the second side plate rotates by taking the rotating shaft as a circle center, thereby driving the two cutting plates to move, increasing the relative distance between the two cutting plates, facilitating the removal of the soil, avoiding the situation that the cutting plates cannot be opened due to the adsorption of the soil, avoiding the occurrence of accidents without the assistance of workers, and simultaneously improving the.
Description
Technical Field
The invention relates to the technical field of drilling machines, in particular to a rotary drilling machine for construction of a cast-in-situ bored pile.
Background
In the infrastructure work progress, need carry out drilling bored concrete pile construction usually, along with the progress of science and technology, degree of automation's improvement, generally use the rig that digs soon to accomplish drilling construction. The rotary drilling rig is a comprehensive drilling rig and can be matched with various drilling buckets of different types to meet the drilling requirements of different strata. Therefore, the rotary drilling rig is widely applied. During the process that the drilling bucket continuously drills along with the rotation and the downward pressing of a driving drill rod of the rotary drilling rig, soil scraps are loaded into the drilling bucket through an opening at the bottom of the drilling bucket. And after the hopper is full, the drill hole is moved out, the bottom door is opened, and the purpose of unloading soil is realized by the dead weight of the soil.
However, when drilling construction is performed in an area with high soil viscosity, the soil with high viscosity generally can generate high adsorbability on a bottom door of the drilling bucket, so that the bottom door cannot be automatically opened under the action of gravity after being unlocked, manual assistance of workers is needed for opening, great danger is achieved, and the construction efficiency is greatly reduced.
Disclosure of Invention
The invention aims to provide a rotary drilling rig for cast-in-situ bored pile construction, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a rotary drilling rig for drilling cast-in-place pile construction comprises a drilling rig body and a drilling bucket, wherein a crawler-type travelling mechanism is rotatably arranged at the bottom of the drilling rig body, the drilling rig body is connected with a mast, a pulley block is arranged at the top end of the mast, a follow-up frame and a sliding frame are slidably connected to the outer wall of the mast from top to bottom, a drill rod is rotatably arranged at the outer end of the follow-up frame in a penetrating mode, a steel wire rope is fixedly connected to the top end of the drill rod, and the steel wire rope is wound on an external; the outer wall of drilling rod has cup jointed the unit head, the outer wall fixed connection of unit head and carriage, support fixedly connected with baffle is passed through to the bottom of carriage, the bottom of drilling rod runs through behind the top of baffle and is connected with boring the fill, it includes the roof to bore the fill, the top fixedly connected with connector of roof, two first curb plates of bottom symmetry fixedly connected with of roof, two the symmetry is provided with two second curb plates, two between the first curb plate the relative lateral wall of first curb plate runs through jointly and is provided with two pivots, the outer wall of pivot is rotated and has been cup jointed the axle sleeve, the outer wall fixed connection of axle sleeve and second curb plate, the bottom fixedly connected with cutting plate of second curb plate, a plurality of cutting teeth of lateral wall fixedly connected with of cutting plate
As a further scheme of the invention: the two first side plates and the two second side plates jointly enclose a hollow cylinder, the two first side plates are arc-shaped plates, the outer walls of the two second side plates are arc-shaped, the inner walls of the two second side plates are planes, and the width of each first side plate is larger than that of each second side plate; the outer wall of two first curb plate evenly is provided with a plurality of guarantor footprints piece.
As a further scheme of the invention: the top of roof evenly runs through and is provided with a plurality of stand pipes, stand pipe and roof fixed connection, the top of stand pipe runs through and is provided with the push rod, and is a plurality of the common fixedly connected with push pedal behind the stand pipe that corresponds is passed to the bottom of push rod.
As a further scheme of the invention: the outer wall of the second side plate is located right above the shaft sleeve and is symmetrically and fixedly connected with two connecting rods, and the outer wall of the top end of each connecting rod is connected with the bottom of the push plate in a sliding mode.
As a further scheme of the invention: the outer wall of the push rod, which is positioned above the guide pipe, is movably sleeved with a spring, the bottom end of the spring abuts against the top end of the guide pipe, the top end of the push rod is fixedly connected with a push block, the top end of the spring abuts against the bottom of the push block, and the push block is positioned under the baffle.
As a still further scheme of the invention: the outer wall of first curb plate evenly is provided with a plurality of draw runner, the outer wall of push pedal is provided with a plurality of spouts, draw runner and corresponding spout sliding connection.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through arranging the top plate, the first side plate, the second side plate, the cutting plates, the rotating shaft, the connecting rod, the push plate and the like, when soil needs to be discharged out of the drilling bucket, only the top of the push block is required to be contacted with the bottom of the baffle plate, and the push plate is pushed by the push rod to move downwards so as to press the top end of the connecting rod downwards, so that the second side plate rotates by taking the rotating shaft as a circle center, thereby driving the two cutting plates to move, increasing the relative distance between the two cutting plates, facilitating the soil unloading, avoiding the situation that the cutting plates cannot be opened due to the adsorption of the soil, avoiding the occurrence of accidents without the assistance of workers, and simultaneously improving the construction efficiency.
2. According to the invention, through arranging the push rod, the push rod and the like, when the push plate moves downwards to push the connecting rod to open the second side plate, soil adhered to the inner walls of the first side plate and the second side plate can be pushed, so that the soil can be smoothly discharged, and the soil is prevented from being adhered to the inner walls of the first side plate and the second side plate.
Drawings
Fig. 1 is a schematic structural diagram of a rotary drilling rig for cast-in-situ bored pile construction.
Fig. 2 is a schematic structural diagram of a drilling bucket of a rotary drilling rig for cast-in-situ bored pile construction.
Fig. 3 is a schematic structural diagram of a rotating shaft of a rotary drilling rig for cast-in-situ bored pile construction.
In the figure: the drilling machine comprises a drilling machine body 1, a crawler type travelling mechanism 2, a mast 3, a pulley block 4, a follow-up frame 5, a drill rod 6, a sliding frame 7, a power head 8, a steel wire rope 9, a baffle plate 10, a drilling bucket 11, a top plate 12, a first side plate 13, a second side plate 14, a cutting plate 15, cutting teeth 16, a rotating shaft 17, a shaft sleeve 18, a connecting rod 19, a guide pipe 20, a push rod 21, a spring 22, a push block 23, a push plate 24, a slide bar 25, a sliding groove 26 and a connector 27.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, in the embodiment of the present invention, a rotary drilling rig for bored pile construction includes a drilling rig body 1 and a drilling bucket 11, a crawler-type traveling mechanism 2 is rotatably disposed at the bottom of the drilling rig body 1, the drilling rig body 1 is connected with a mast 3, a pulley block 4 is disposed at the top end of the mast 3, a follower 5 and a carriage 7 are slidably connected to the outer wall of the mast 3 from top to bottom, a drill rod 6 is rotatably disposed at the outer end of the follower 5, a steel wire rope 9 is fixedly connected to the top end of the drill rod 6, the steel wire rope 9 is driven by a winch after bypassing the pulley block 4 to drive the drill rod 6 to move up and down, a power head 8 is sleeved on the outer wall of the drill rod 6, the power head 8 is one of power sources of the drill rod 6 and can drive the drill rod 6 to rotate, so as to achieve rotary drilling, meanwhile, support fixedly connected with baffle 10 is passed through to carriage 7's bottom, the bottom of drilling rod 6 runs through behind the top of baffle 10 and is connected with the drilling bucket 11, drilling bucket 11 includes roof 12, the top fixedly connected with connector 27 of roof 12, two first curb plates 13 of the bottom symmetry fixedly connected with of roof 12, the symmetry is provided with two second curb plates 14 between two first curb plates 13, the relative lateral wall of two first curb plates 13 runs through jointly and is provided with two pivots 17, the outer wall of pivot 17 rotates and has cup jointed axle sleeve 18, the outer wall fixed connection of axle sleeve 18 and second curb plate 14, the bottom fixedly connected with cutting plate 15 of second curb plate 14, a plurality of cutting teeth 16 of the lateral wall fixedly connected with of cutting plate 15.
In order to make the second side plate 14 tend to be perpendicular to the ground under its own weight, the boss 18 is located above the middle of the side wall of the second side plate 14.
The two first side plates 13 and the two second side plates 14 jointly enclose a hollow cylinder, the two first side plates 13 are arc-shaped plates, the outer walls of the two second side plates 14 are arc-shaped, the inner walls of the two second side plates 14 are planes, and the width of the first side plate 13 is greater than that of the second side plate (14); the outer walls of the two first side plates 13 are uniformly provided with a plurality of gauge blocks.
The top of roof 12 evenly runs through and is provided with a plurality of stand pipes 20, stand pipe 20 and roof 12 fixed connection, and the top of stand pipe 20 runs through and is provided with push rod 21, and the common fixedly connected with push pedal 24 behind the stand pipe 20 that corresponds is passed through to the bottom of a plurality of push rods 21.
Two connecting rods 19 are symmetrically and fixedly connected to the outer wall of the second side plate 14 right above the shaft sleeve 18, and the outer wall of the top end of each connecting rod 19 is slidably connected with the bottom of the push plate 24.
Through the downstream push rod 21, can promote push pedal 24 downstream, thereby push down the top of connecting rod 19, make second curb plate 14 use pivot 17 to take place to rotate as the centre of a circle, thereby drive two cutting boards 15 and remove, thereby increase the relative distance between two cutting boards 15, so that lift earth off, and push pedal 24 is at the removal in-process, not only can promote connecting rod 19, can promote the earth of adhesion in first curb plate 13 and the 14 inner walls of second curb plate department downwards simultaneously, in order to prevent that earth from adhering at first curb plate 13 and the 14 inner walls of second curb plate.
The outer wall of the push rod 21 above the guide tube 20 is movably sleeved with a spring 22, the bottom end of the spring 22 abuts against the top end of the guide tube 20, the top end of the push rod 21 is fixedly connected with a push block 23, the top end of the spring 22 abuts against the bottom of the push block 23, the push block 23 is positioned right below the baffle 10, through the arrangement of the push block 23, the contact area of the push rod 21 and the baffle plate 10 can be increased, a certain protection effect is achieved, meanwhile, the spring 22 can be well limited, so that the spring 22 can fully play a role, when the push block 23 is contacted with the baffle 10, can play a good role in buffering, prevent the push block 23 and the push rod 21 from rapidly pushing the push plate 24 to move downwards, the connecting rod 19 is damaged, and when the soil is completely discharged, the push block 23 is separated from the baffle 10, the spring 22 drives the push rod 21 and the push plate 24 to reset, so that the two first side plates 13 and the two second side plates 14 are recombined into a hollow cylinder.
The outer wall of first curb plate 13 evenly is provided with a plurality of draw runners 25, and the outer wall of push pedal 24 is provided with a plurality of spouts 26, and draw runner 25 and the spout 26 sliding connection that corresponds can improve the stability that push pedal 24 removed greatly through the cooperation of spout 26 with draw runner 25.
The working principle of the invention is as follows:
after a certain amount of soil is accumulated in the drilling bucket 11 after a period of rotary excavation, the drilling bucket 11 is lifted upwards and moved out of a drilled hole, then the steel wire rope 9 is wound by the winch, so that the drill rod 6 is lifted, the drilling bucket 11 continuously moves upwards, the top of the push block 23 is abutted against the bottom of the baffle 10, the push block 23 pushes the push plate 24 to move downwards through the push rod 21, the top end of the connecting rod 19 is pressed downwards, the second side plate 14 rotates around the rotating shaft 17 and is opened outwards, so that the two cutting plates 15 are driven to move towards two sides, the relative distance between the two cutting plates 15 is increased, the two cutting plates 15 are opened, and the soil is conveniently unloaded, and in the moving process of the push plate 24, the connecting rod 19 is pushed, and the soil adhered to the inner walls of the first side plate 13 and the second side plate 14 is pushed downwards, so as to prevent the mud from adhering to the inner walls of the first side plate 13 and the second side plate 14.
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 various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a dig rig soon for drilling bored concrete pile construction, includes rig body (1) and drilling bucket (11), its characterized in that: the crawler-type traveling mechanism (2) is rotatably arranged at the bottom of the drilling machine body (1), the drilling machine body (1) is connected with a mast (3), a pulley block (4) is arranged at the top end of the mast (3), a follow-up frame (5) and a sliding frame (7) are slidably connected to the outer wall of the mast (3) from top to bottom, a drill rod (6) is rotatably arranged at the outer end of the follow-up frame (5) in a penetrating mode, a steel wire rope (9) is fixedly connected to the top end of the drill rod (6), and the steel wire rope (9) bypasses the pulley block (4) and is wound on; the power head (8) is sleeved on the outer wall of the drill rod (6), the power head (8) is fixedly connected with the outer wall of the sliding frame (7), the bottom of the sliding frame (7) is fixedly connected with a baffle (10) through a support, and the bottom end of the drill rod (6) penetrates through the top of the baffle (10) and is connected with a drilling bucket (11); drill bucket (11) are including roof (12), the top fixedly connected with connector (27) of roof (12), two first curb plates (13) of the bottom symmetry fixedly connected with of roof (12), two the symmetry is provided with two second curb plates (14), two between first curb plate (13) the relative lateral wall of first curb plate (13) runs through jointly and is provided with two pivot (17), axle sleeve (18) have been cup jointed in the outer wall rotation of pivot (17), the outer wall fixed connection of axle sleeve (18) and second curb plate (14), the bottom fixedly connected with cutting plate (15) of second curb plate (14), a plurality of cutting teeth (16) of the lateral wall fixedly connected with of cutting plate (15).
2. The rotary drilling rig for bored pile construction according to claim 1, wherein: the two first side plates (13) and the two second side plates (14) jointly enclose a hollow cylinder, the two first side plates (13) are arc-shaped plates, the outer walls of the two second side plates (14) are arc-shaped, the inner walls of the two second side plates (14) are planes, and the width of each first side plate (13) is larger than that of each second side plate (14); the outer walls of the two first side plates (13) are uniformly provided with a plurality of gauge blocks.
3. The rotary drilling rig for bored pile construction according to claim 2, wherein: the top of roof (12) evenly runs through and is provided with a plurality of stand pipes (20), stand pipe (20) and roof (12) fixed connection, the top of stand pipe (20) runs through and is provided with push rod (21), and is a plurality of the common fixedly connected with push pedal (24) behind corresponding stand pipe (20) is passed to the bottom of push rod (21).
4. The rotary drilling rig for bored pile construction according to claim 3, wherein: the outer wall of the second side plate (14) is located right above the shaft sleeve (18) and is symmetrically and fixedly connected with two connecting rods (19), and the outer wall of the top end of each connecting rod (19) is connected with the bottom of the push plate (24) in a sliding mode.
5. The rotary drilling rig for bored pile construction according to claim 4, wherein: the outer wall of the push rod (21) located above the guide pipe (20) is movably sleeved with a spring (22), the bottom end of the spring (22) abuts against the top end of the guide pipe (20), the top end of the push rod (21) is fixedly connected with a push block (23), the top end of the spring (22) abuts against the bottom of the push block (23), and the push block (23) is located under the baffle (10).
6. The rotary drilling rig for bored pile construction according to claim 4, wherein: the outer wall of first curb plate (13) evenly is provided with a plurality of draw runner (25), the outer wall of push pedal (24) is provided with a plurality of spout (26), draw runner (25) and corresponding spout (26) sliding connection.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010484733.2A CN111608579B (en) | 2020-06-01 | 2020-06-01 | Rotary drilling rig for cast-in-situ bored pile construction |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010484733.2A CN111608579B (en) | 2020-06-01 | 2020-06-01 | Rotary drilling rig for cast-in-situ bored pile construction |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111608579A true CN111608579A (en) | 2020-09-01 |
CN111608579B CN111608579B (en) | 2022-03-15 |
Family
ID=72205066
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010484733.2A Active CN111608579B (en) | 2020-06-01 | 2020-06-01 | Rotary drilling rig for cast-in-situ bored pile construction |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111608579B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112983273A (en) * | 2021-02-26 | 2021-06-18 | 何漪 | Forward convex drilling device for prospecting engineering |
CN114753794A (en) * | 2022-06-16 | 2022-07-15 | 陕西清腾畅建筑工程有限公司 | Building construction drilling equipment |
CN115306311A (en) * | 2022-10-11 | 2022-11-08 | 南通羿云智联信息科技有限公司 | Rotary excavating equipment for building |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2723665Y (en) * | 2004-07-19 | 2005-09-07 | 三一重机科技发展有限公司 | Bucket opening type drilling rig |
CN203066881U (en) * | 2012-12-27 | 2013-07-17 | 三一重工股份有限公司 | Opening-type drilling tool and rotary drilling rig |
CN207080176U (en) * | 2017-07-04 | 2018-03-09 | 深圳市孺子牛建设工程有限公司 | A kind of pattern foundation pit supporting structure bored pile construction equipment |
CN208590233U (en) * | 2018-07-23 | 2019-03-12 | 遂宁市永荣生态农业有限责任公司 | A kind of agricultural sowing perforating device of integration |
CN110242236A (en) * | 2019-07-19 | 2019-09-17 | 恒天九五重工有限公司 | A kind of rotary drilling rig and construction method |
CN209510282U (en) * | 2018-11-19 | 2019-10-18 | 湖南优力特重工有限公司 | The split type unloading device of auto-unlocking |
CN110566148A (en) * | 2019-10-18 | 2019-12-13 | 北京三一智造科技有限公司 | Drilling bucket and rotary drilling rig |
-
2020
- 2020-06-01 CN CN202010484733.2A patent/CN111608579B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2723665Y (en) * | 2004-07-19 | 2005-09-07 | 三一重机科技发展有限公司 | Bucket opening type drilling rig |
CN203066881U (en) * | 2012-12-27 | 2013-07-17 | 三一重工股份有限公司 | Opening-type drilling tool and rotary drilling rig |
CN207080176U (en) * | 2017-07-04 | 2018-03-09 | 深圳市孺子牛建设工程有限公司 | A kind of pattern foundation pit supporting structure bored pile construction equipment |
CN208590233U (en) * | 2018-07-23 | 2019-03-12 | 遂宁市永荣生态农业有限责任公司 | A kind of agricultural sowing perforating device of integration |
CN209510282U (en) * | 2018-11-19 | 2019-10-18 | 湖南优力特重工有限公司 | The split type unloading device of auto-unlocking |
CN110242236A (en) * | 2019-07-19 | 2019-09-17 | 恒天九五重工有限公司 | A kind of rotary drilling rig and construction method |
CN110566148A (en) * | 2019-10-18 | 2019-12-13 | 北京三一智造科技有限公司 | Drilling bucket and rotary drilling rig |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112983273A (en) * | 2021-02-26 | 2021-06-18 | 何漪 | Forward convex drilling device for prospecting engineering |
CN112983273B (en) * | 2021-02-26 | 2024-01-30 | 邢台市中煤矿山器材有限公司 | Forward-convex drilling device for exploratory engineering |
CN114753794A (en) * | 2022-06-16 | 2022-07-15 | 陕西清腾畅建筑工程有限公司 | Building construction drilling equipment |
CN115306311A (en) * | 2022-10-11 | 2022-11-08 | 南通羿云智联信息科技有限公司 | Rotary excavating equipment for building |
CN115306311B (en) * | 2022-10-11 | 2022-12-27 | 南通羿云智联信息科技有限公司 | Rotary excavating equipment for building |
Also Published As
Publication number | Publication date |
---|---|
CN111608579B (en) | 2022-03-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111608579B (en) | Rotary drilling rig for cast-in-situ bored pile construction | |
CN201106451Y (en) | Track-mounted liftable top-side construction drilling machine for anchor bar and anchor wire | |
CN108952748B (en) | Open TBM bottom comprehensive slag removal system | |
CN207436901U (en) | A kind of rotary drilling rig | |
CN101832103A (en) | Movable two-arm hanging wall anchor rod and anchor cable construction drill carriage | |
CN206903582U (en) | It may move double-arm rock bolting jumbo | |
CN104533408B (en) | Large-width comprehensive coal road driving anchor machine with simultaneous drifting function | |
CN203584319U (en) | Desilter for rotary drilling rig | |
CN213773365U (en) | Linkage type spiral pile driver for house construction | |
CN204646086U (en) | A kind of water drilling Spiral digging machine | |
CN201851010U (en) | Rotary drilling rig | |
CN107461194A (en) | Cantilevered longitudinal axis development machine | |
CN113622817B (en) | Low-clearance rotary drilling rig | |
CN213478215U (en) | A equipment that is used for digging in undercut tunnel to establish slip casting hole | |
CN211745235U (en) | Handheld foundation pit excavating device for plum planting | |
CN201635655U (en) | Side-propping anchor rod-anchor cable construction drill carriage with two movable arms | |
CN217811084U (en) | Subway foundation pit supporting and reinforcing structure | |
CN214832661U (en) | Long spiral pile machine suitable for piling hard block soil | |
CN206815422U (en) | Guide rod type hydraulic power cuts chute forming machine | |
CN219412512U (en) | Down-the-hole drill with double-control manual connection and disconnection rod system | |
CN220118791U (en) | Propelling device of push bench | |
CN221144299U (en) | Multifunctional double-bit water mill drilling machine | |
CN109183813A (en) | A kind of novel support system for subway foundation pit | |
CN216741344U (en) | Rotating device of deep hole drill carriage for coal mine | |
CN211687028U (en) | Fully mechanized face conveyor pushing device of coal mining machine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |