CN113669006A - Adjustable pre-drilling equipment for pipe burying of reinforced liquefied sand foundation - Google Patents
Adjustable pre-drilling equipment for pipe burying of reinforced liquefied sand foundation Download PDFInfo
- Publication number
- CN113669006A CN113669006A CN202110829690.1A CN202110829690A CN113669006A CN 113669006 A CN113669006 A CN 113669006A CN 202110829690 A CN202110829690 A CN 202110829690A CN 113669006 A CN113669006 A CN 113669006A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- drilling
- electric push
- frame
- block
- 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.)
- Pending
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 98
- 239000004576 sand Substances 0.000 title claims abstract description 38
- 230000002265 prevention Effects 0.000 claims abstract description 42
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 9
- 238000004088 simulation Methods 0.000 claims description 27
- 238000005192 partition Methods 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 23
- 230000001681 protective effect Effects 0.000 claims description 19
- 238000005056 compaction Methods 0.000 claims description 16
- 241000251468 Actinopterygii Species 0.000 claims description 3
- 239000002689 soil Substances 0.000 abstract description 24
- 238000000034 method Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 8
- 230000002787 reinforcement Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 11
- 238000007711 solidification Methods 0.000 description 4
- 230000008023 solidification Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000006850 spacer group Chemical group 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
- E21B12/00—Accessories for drilling tools
- E21B12/06—Mechanical cleaning devices
-
- 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
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
-
- 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
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
-
- 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
- E21B47/00—Survey of boreholes or wells
-
- 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)
- Geophysics (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to the field of land treatment, in particular to adjustable pre-drilling equipment for reinforcing a liquefied sandy soil foundation before pipe burying. The technical problem of the invention is that: the utility model provides a preceding pre-drilling equipment of reinforcement liquefaction sand ground pipe laying with adjustable. The technical implementation scheme of the invention is as follows: an adjustable pre-drilling device before pipe burying of a reinforced liquefied sand foundation comprises an anti-collapse and adjusting unit, an anti-drop unit and the like; the collapse prevention and adjustment unit is provided with an anti-falling unit capable of preventing sand from falling to the bottom of the drill hole. The invention realizes the purpose of adapting to the drilling holes with various sizes, effectively improves the drilling efficiency while automatically drilling, compacts and reinforces the inner wall of the drilling hole in real time in the drilling process to prevent the drilling hole from collapsing, and can collect a small amount of falling sand when the drill bit is pulled out after the drilling is finished, so as to prevent the falling sand from falling to the bottom of the drilling hole, thereby ensuring the drilling depth and realizing the effect of reaching the standard of the pre-buried depth.
Description
Technical Field
The invention relates to the field of land treatment, in particular to adjustable pre-drilling equipment for reinforcing a liquefied sandy soil foundation before pipe burying.
Background
The treatment of the liquefied sandy soil foundation is always a difficult point of land treatment, and the intensity of the sandy soil is greatly reduced due to the liquefaction of the sandy soil, so that the influence on the environment is large, therefore, the method for reinforcing the liquefied sandy soil foundation is provided, the method needs to embed a plurality of liquid inlet pipes and drain pipes in the liquefied sandy soil foundation, the liquid inlet pipes are connected with booster pumps, the drain pipes are connected with vacuum pumps, then reinforcing liquid is added into the sandy soil foundation through the liquid inlet pipes by pressure difference, and then moisture in the sandy soil foundation is discharged through the drain pipes by the pressure difference, so that the reinforcing effect is achieved, but because the liquid inlet pipes and the drain pipes are embedded into the sandy soil foundation in a certain depth, the prior art has the problems that the intensity of the sandy soil is not enough, the drill holes are easy to collapse during drilling, the working efficiency of workers is extremely low, and the sandy soil on the inner wall of the drill holes is easy to drop after the drill holes are finished, the drilling bottom that drops promptly automatically leads to the drilling depth not enough, and then leads to the pre-buried degree of depth of pre-buried pipe to reach the requirement for when later stage solidification was administered, greatly reduced treatment effect has not only wasted the solidification liquid raw materials, and the treatment cycle of liquid influence is extravagant a large amount of manpower and materials moreover, and then has improved the treatment cost.
Therefore, at present, provide an automatic drilling equipment, when improving drilling efficiency, can carry out the compaction to the drilling inner wall in real time at the drilling in-process and consolidate, prevent that drilling from taking place to collapse to when drilling is accomplished, take out the drill bit, can collect the sand that a small amount of dropped, prevent that it from dropping to the drilling bottom, and then ensure drilling depth, realize pre-buried degree of depth up to standard.
Disclosure of Invention
In order to overcome the defects that in the prior art, when drilling is carried out, because the sand strength is not enough, during drilling, collapse is easy to happen to drilling, the working efficiency of workers is extremely low, and after drilling is completed, the sand on the inner wall of the drilling is easy to drop, namely, the sand automatically drops to the bottom of the drilling, the drilling depth is not enough, the pre-buried depth of a pre-buried pipe cannot meet the requirement, the treatment effect is greatly reduced during later-stage curing treatment, not only is the raw material of curing liquid wasted, but also the treatment period of liquid influence wastes a large amount of manpower and material resources, and the treatment cost is further improved, the technical problem of the invention is that: the utility model provides a preceding pre-drilling equipment of reinforcement liquefaction sand ground pipe laying with adjustable.
The technical implementation scheme of the invention is as follows: an adjustable pre-drilling device before pipe burying of a reinforced liquefied sand foundation comprises a handle, a protective frame, a control screen, a first wheel, a second wheel, a third wheel, a fourth wheel, a simulation drill bit, an anti-collapse and adjusting unit and an anti-drop unit; the handle is fixedly connected with the protection frame; the handle is fixedly connected with the control screen; four corners at the bottom of the protective frame are respectively provided with a first wheel, a second wheel, a third wheel and a fourth wheel; the collapse prevention and adjustment unit capable of preventing collapse of the drill holes and adjusting the sizes of the drill holes according to requirements is arranged in the protection frame; the collapse prevention and adjustment unit is provided with an anti-drop unit which can prevent sand from dropping to the bottom of the drill hole; the collapse prevention and adjustment unit is sleeved with a simulation drill bit.
More preferably, the device further comprises a fixing unit, wherein the fixing unit comprises a trapezoidal fixing block, a first electric push rod, a second electric push rod and a fixing plate; the upper surface of the trapezoidal fixed block is fixedly connected with the first electric push rod and the second electric push rod; the first electric push rod and the second electric push rod are fixedly connected with the fixing plate; the fixed plate is fixedly connected with the protection frame; a set of trapezoidal fixed block, first electric putter, second electric putter and fixed plate respectively are provided with in the bilateral symmetry of protection frame bottom.
More preferably, the collapse prevention and adjustment unit comprises a motor, a first spline shaft, a first transmission wheel, a first sliding sleeve, a first connecting plate, a first bevel gear, a third electric push rod, a second bevel gear, a transmission shaft, a booster gear, a flat gear, a connecting rod, a second transmission wheel, a second spline shaft, a second sliding sleeve, a third bevel gear, a second connecting plate, a fourth electric push rod, a fourth bevel gear, a screw rod, a third supporting plate, a polish rod, a fifth electric push rod, a connecting disc, an electric slider, a partition plate, a first connecting column, a second connecting column, a U-shaped block, a third connecting column, a compaction roller, a first fixing block, a first connecting frame, a second connecting frame, a first L-shaped supporting plate and a second L-shaped supporting plate; the motor is fixedly connected with the first spline shaft through an output shaft; the motor is fixedly connected with the first fixed block; the first spline shaft is fixedly connected with the first driving wheel; the first spline shaft is in sliding connection with the first sliding sleeve; the first spline shaft is rotationally connected with the first sliding sleeve; the first spline shaft is rotationally connected with the first connecting frame; the outer ring surface of the first driving wheel is in transmission connection with the second driving wheel through a belt; the first sliding sleeve is rotatably connected with the first connecting plate; the first sliding sleeve is fixedly connected with the first bevel gear; the first connecting plate is fixedly connected with the third electric push rod; the third electric push rod is fixedly connected with the first connecting frame; a second bevel gear is arranged on the side surface of the first bevel gear; the second bevel gear is fixedly connected with the transmission shaft; the transmission shaft is fixedly connected with the auxiliary gear; the transmission shaft is rotatably connected with the first connecting frame; the auxiliary gear is meshed with the flat gear; the flat gear is fixedly connected with the connecting rod; the connecting rod is rotatably connected with the anti-falling unit; the bottom end of the connecting rod is sleeved with the simulation drill bit; the connecting rod is rotatably connected with the third supporting plate; the second driving wheel is fixedly connected with the second spline shaft; the second spline shaft is in sliding connection with the second sliding sleeve; the second spline shaft is rotationally connected with the second sliding sleeve; the second spline shaft is rotationally connected with the second connecting frame; the second sliding sleeve is fixedly connected with the third bevel gear; the second sliding sleeve is rotatably connected with the second connecting plate; the second connecting plate is fixedly connected with the fourth electric push rod; the fourth electric push rod is fixedly connected with the second connecting frame; a fourth bevel gear is arranged on the side surface of the third bevel gear; the fourth bevel gear is fixedly connected with the screw rod; the screw rod is rotationally connected with the protection frame; the screw rod is connected with the third supporting plate in a rotating mode; the screw rod is rotationally connected with the first L-shaped supporting plate; the third supporting plate is fixedly connected with the anti-falling unit; the third supporting plate is in sliding connection with the polish rod; the lower surface of the third supporting plate is fixedly connected with the two groups of fifth electric push rods simultaneously; the polish rod is fixedly connected with the protection frame; the polish rod is fixedly connected with the second L-shaped supporting plate; the two groups of fifth electric push rods are fixedly connected with the connecting disc; the lower surface of the connecting disc is provided with three groups of electric sliders in annular arrays; the three groups of electric sliding blocks are fixedly connected with the group of partition plates respectively; the partition board is fixedly connected with the anti-falling unit; the partition plate is simultaneously in rotating connection with the first connecting column and the second connecting column through the connecting blocks; the first connecting column and the second connecting column are rotatably connected with the U-shaped block; the U-shaped block is fixedly connected with the third connecting column; the third connecting column is rotatably connected with the compaction roller; a plurality of groups of first connecting columns, second connecting columns, U-shaped blocks, third connecting columns and compacting rollers are arranged on the partition plate from bottom to top; the three groups of partition plates are provided with a plurality of groups of first connecting columns, second connecting columns, U-shaped blocks, third connecting columns and compacting rollers from bottom to top; the first fixing block is fixedly connected with the protection frame; the first connecting frame is fixedly connected with the protection frame; the second connecting frame is fixedly connected with the protection frame; the first L-shaped supporting plate is fixedly connected with the protective frame; the second L-shaped supporting plate is fixedly connected with the protective frame.
More preferably, the anti-falling unit comprises a third connecting frame, a limiting ring, a limiting plate, a sixth electric push rod, a first connecting block, a third connecting plate, a limiting block, a collector, a second connecting block and a fourth connecting column; the third connecting frame is fixedly connected with the third supporting plate; the third connecting frame is rotatably connected with the connecting rod; the third connecting frame is fixedly connected with the limiting plate; the limiting plate is connected with the limiting ring in a sliding manner; the limiting plate is in contact with the sixth electric push rod; the limiting ring is fixedly connected with the sixth electric push rod; the sixth electric push rod is fixedly connected with the first connecting block; the first connecting block is fixedly connected with the third connecting plate; the third connecting plate is fixedly connected with the limiting block; the limiting block is contacted with the collector; the collector is fixedly connected with the second connecting block; the second connecting block is rotatably connected with the fourth connecting column; the fourth connecting column is fixedly connected with the partition plate through a connecting block; three groups of limiting rings to the fourth connecting columns are arranged in a common ring array by taking the central point of the third connecting frame as a base point.
More preferably, the bottom ends of the three groups of partition plates are provided with grooves.
More preferably, the first connecting column, the second connecting column, the U-shaped block, the third connecting column and the compacting roller are arranged in a step shape on the partition plate from bottom to top.
More preferably, torsion springs are arranged between the first connecting column and the U-shaped block, and between the second connecting column and the U-shaped block.
More preferably, the collector is provided as a fish scale.
More preferably, a torsion spring is arranged between the second connecting block and the fourth connecting column, and the initial state is a torsional state.
The invention has the beneficial effects that: (1) in order to overcome prior art when drilling, because sand intensity is not enough, during drilling, the drilling takes place to collapse easily, make workman work efficiency extremely low, and after drilling is accomplished, the problem that the sand of drilling inner wall takes place to drop very easily, automatic the drilling bottom that falls promptly, lead to the drilling depth not enough, and then lead to the pre-buried degree of depth of pre-buried pipe not to reach the requirement, when making later stage solidification to administer, greatly reduced treatment effect, not only the solidification liquid raw materials have been wasted, and the treatment cycle of liquid influence, a large amount of manpower and materials are wasted, and then the shortcoming of administering the cost has been improved.
(2) The invention designs a fixing unit, an anti-collapse and adjusting unit and an anti-drop unit; before the preparation work, manually pushing the equipment to the point position needing drilling, then externally connecting a power supply, starting the equipment through a control screen, drilling according to the size needed, adjusting the collapse prevention and adjustment unit to enable the collapse prevention and adjustment unit to adapt to the size of the drilling, manually sleeving a simulation drill bit with a proper size on the collapse prevention and adjustment unit, then starting the fixing unit to work, completely fixing the equipment on the ground by the fixing unit, preventing the equipment from violently shaking when working, then continuing to work by the collapse prevention and adjustment unit, drilling the point position needing drilling when the simulation drill bit is opened by the collapse prevention and adjustment unit, compacting the inner wall of the drilling hole by the collapse prevention and adjustment unit while drilling, preventing the collapse, driving the collapse prevention unit to work by the collapse prevention and adjustment unit, and taking out the simulation drill bit from the drilling hole after the drilling is completed, when taking out, there is a little sand and soil to drop to the drilling bottom, but drilling depth is certain requirement, consequently, the sand and soil that will drop through preventing the unit that drops is collected, prevent that it from dropping to the drilling bottom, and then ensure drilling depth, go out the back when the simulation drill bit is completely from drilling, the rethread is artifical inserts the buried pipe in the drilling of will burying, a handle, the bearer bar, the control panel, first wheel, the second wheel, third wheel and fourth wheel have then played the transfer effect to equipment, and in whole drilling process, the bearer bar can prevent that constructor from receiving the injury.
(3) The automatic sand-soil collecting device can adapt to drilling holes of various sizes, effectively improves the drilling efficiency while automatically drilling holes, compacts and reinforces the inner wall of the drilling hole in real time in the drilling process, prevents the drilling hole from collapsing, can collect a small amount of falling sand and soil when the drilling hole is finished and the drill bit is pulled out, prevents the falling sand and soil from falling to the bottom of the drilling hole, further ensures the drilling depth and achieves the effect that the pre-buried depth reaches the standard.
Drawings
FIG. 1 is a schematic perspective view of a first embodiment of the present invention;
FIG. 2 is a schematic perspective view of a portion of the present invention;
FIG. 3 is a front view of a portion of the structure of the present invention;
FIG. 4 is a schematic perspective view of a fixing unit according to the present invention;
FIG. 5 is a front view of the fixing unit of the present invention;
FIG. 6 is a schematic perspective view of the collapse prevention and adjustment unit of the present invention;
FIG. 7 is a front view of a partial structure of the collapse prevention and adjustment unit of the present invention;
FIG. 8 is a schematic view of a first partially unitary construction of the collapse prevention and adjustment unit of the present invention;
FIG. 9 is a schematic view of a second partially assembled body of the collapse prevention and adjustment unit of the present invention;
FIG. 10 is a schematic perspective view of a third portion of the collapse prevention and adjustment unit of the present invention;
FIG. 11 is a schematic perspective view of a fourth portion of the collapse prevention and adjustment unit of the present invention;
FIG. 12 is a schematic perspective view of the anti-drop unit of the present invention;
FIG. 13 is a schematic view of a first partially separated body structure of the anti-drop unit of the present invention;
FIG. 14 is a schematic view of a second partially separated body structure of the anti-drop unit of the present invention;
FIG. 15 is a perspective view of a third part of the anti-drop unit of the present invention;
fig. 16 is a partial structural front view of the drop prevention unit of the present invention.
Wherein the figures include the following reference numerals: 1. a handle, 2, a protective frame, 3, a control panel, 4, a first wheel, 5, a second wheel, 6, a third wheel, 7, a fourth wheel, 8, a simulation drill bit, 201, a trapezoidal fixing block, 202, a first electric push rod, 203, a second electric push rod, 204, a fixing plate, 301, a motor, 302, a first spline shaft, 303, a first driving wheel, 304, a first sliding sleeve, 305, a first connecting plate, 306, a first bevel gear, 307, a third electric push rod, 308, a second bevel gear, 309, a transmission shaft, 3010, a booster gear, 3011, a flat gear, 3012, a connecting rod, 3013, a second driving wheel, 3014, a second spline shaft, 3015, a second sliding sleeve, 3016, a third bevel gear, 3017, a second connecting plate, 3018, a fourth electric push rod, 3019, a fourth bevel gear, 3020, a screw rod, 3021, a third supporting plate, 3022, a polish rod, 3023, a fifth electric push rod, 3024, a connecting disc, 3025. the electric sliding block comprises an electric sliding block 3026, a partition board, 3027, a first connecting column 3028, a second connecting column 3029, a U-shaped block 3030, a third connecting column 3031, a compaction roller 3032, a first fixing block 3033, a first connecting frame 3034, a second connecting frame 3035, a first L-shaped supporting plate 3036, a second L-shaped supporting plate 401, a third connecting frame 402, a limiting ring 403, a limiting plate 404, a sixth electric push rod 405, a first connecting block, 406, a third connecting plate 407, a limiting block 408, a collector 409, a second connecting block, 4010, and a fourth connecting column.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings.
Examples
An adjustable pre-drilling device for reinforcing a liquefied sand foundation before pipe burying is shown in figures 1-3 and comprises a handle 1, a protective frame 2, a control screen 3, a first wheel 4, a second wheel 5, a third wheel 6, a fourth wheel 7, a simulation drill bit 8, an anti-collapse and adjusting unit and an anti-drop unit; the handle 1 is fixedly connected with the protection frame 2; the handle 1 is fixedly connected with the control screen 3; four corners at the bottom of the protective frame 2 are respectively provided with a first wheel 4, a second wheel 5, a third wheel 6 and a fourth wheel 7; the collapse prevention and adjustment unit capable of preventing collapse of the drilled holes and adjusting the sizes of the drilled holes according to requirements is arranged in the protection frame 2; the collapse prevention and adjustment unit is provided with an anti-drop unit which can prevent sand from dropping to the bottom of the drill hole; the collapse prevention and adjustment unit is sleeved with a simulation drill bit 8.
The working principle is as follows: before the preparation work, manually pushing the equipment to the point position needing to be drilled, then externally connecting a power supply, starting the equipment through a control screen 3, drilling according to the size needing to be drilled, adjusting the collapse prevention and adjustment unit to enable the collapse prevention and adjustment unit to adapt to the size of the drilled hole, manually sleeving a simulation drill bit 8 with a proper size on the collapse prevention and adjustment unit, starting the fixing unit to work, completely fixing the equipment on the ground through the fixing unit, preventing the equipment from shaking violently when working, then continuing to work through the collapse prevention and adjustment unit, drilling the point position needing to be drilled through the simulation drill bit 8 when being opened through the collapse prevention and adjustment unit, compacting the inner wall of the drilled hole through the collapse prevention and adjustment unit while drilling, preventing the collapse of the point position, meanwhile, driving the collapse prevention and adjustment unit to work through the collapse prevention and adjustment unit, after the drilling is completed, the collapse prevention and adjustment unit brings the simulation drill bit 8 out of the drilled hole, when the simulation drill bit is brought out, a small amount of sandy soil falls to the bottom of the drilled hole, but the drilling depth has certain requirements, so that the falling sandy soil is collected by the collapse prevention unit and prevented from falling to the bottom of the drilled hole, the drilling depth is further ensured, after the simulation drill bit 8 completely goes out of the drilled hole, the embedded pipe is manually inserted into the drilled hole, the handle 1, the protection frame 2, the control screen 3, the first wheel 4, the second wheel 5, the third wheel 6 and the fourth wheel 7 play a role in transferring equipment, and in the whole drilling process, the protection frame 2 can prevent constructors from being injured; the invention realizes the purpose of adapting to the drilling holes with various sizes, effectively improves the drilling efficiency while automatically drilling, compacts and reinforces the inner wall of the drilling hole in real time in the drilling process to prevent the drilling hole from collapsing, and can collect a small amount of falling sand when the drill bit is pulled out after the drilling is finished, so as to prevent the falling sand from falling to the bottom of the drilling hole, thereby ensuring the drilling depth and realizing the effect of reaching the standard of the pre-buried depth.
As shown in fig. 4-5, the device further comprises a fixing unit, wherein the fixing unit comprises a trapezoidal fixing block 201, a first electric push rod 202, a second electric push rod 203 and a fixing plate 204; the upper surface of the trapezoidal fixed block 201 is fixedly connected with a first electric push rod 202 and a second electric push rod 203; the first electric push rod 202 and the second electric push rod 203 are fixedly connected with the fixing plate 204; the fixing plate 204 is fixedly connected with the protection frame 2; the trapezoidal fixing block 201, the first electric push rod 202, the second electric push rod 203 and the fixing plate 204 are symmetrically arranged on two sides of the bottom of the protection frame 2.
Before the preparation work, the equipment is manually pushed to the point position needing drilling, then is externally connected with a power supply, is started through the control screen 3, the collapse prevention and adjustment unit is adjusted according to the size of the drilled hole, so that the collapse prevention and adjustment unit is suitable for the size of the drilled hole, then the simulation drill bit 8 with proper size is sleeved on the connecting rod 3012 by manpower, at this time, the simulation drill bit 8 is just above the drilling point, then the two groups of first electric push rods 202 and second electric push rods 203 start to work, the two groups of first electric push rods 202 and second electric push rods 203 simultaneously drive the two groups of trapezoidal fixed blocks 201 to move downwards, so that the two groups of trapezoidal fixing blocks 201 are in contact with the ground, and have proper thrust with the ground, thereby the equipment is completely fixed on the ground by the two groups of trapezoidal fixed blocks 201, the equipment is ensured not to shake violently when working, the two groups of fixing plates 204 play a role in fixing the two groups of first electric push rods 202 and second electric push rods 203; the unit completes the work of fixing the equipment.
As shown in fig. 6 to 11, the collapse prevention and adjustment unit includes a motor 301, a first spline shaft 302, a first transmission wheel 303, a first sliding sleeve 304, a first connecting plate 305, a first bevel gear 306, a third electric push rod 307, a second bevel gear 308, a transmission shaft 309, a booster gear 3010, a flat gear 3011, a connecting rod 3012, a second transmission wheel 3013, a second spline shaft 3014, a second sliding sleeve 3015, a third bevel gear 3016, a second connecting plate 3017, a fourth electric push rod 3018, a fourth bevel gear 3019, a screw rod 3020, a third supporting plate 3021, a polish rod 3022, a fifth electric push rod 3023, a connecting disc 3024, an electric slider 3025, a partition 3026, a first connecting column 3027, a second connecting column 3028, a U-shaped block 3029, a third connecting column 3030, a compacting roller 3031, a first fixing block 3032, a first connecting frame 3033, a second connecting frame 3034, a first L-shaped supporting plate 3035 and a second L-shaped supporting plate 3036; the motor 301 is fixedly connected with the first spline shaft 302 through an output shaft; the motor 301 is fixedly connected with the first fixing block 3032; the first spline shaft 302 is fixedly connected with the first driving wheel 303; the first spline shaft 302 is in sliding connection with the first sliding sleeve 304; the first spline shaft 302 is in rotational connection with the first sliding sleeve 304; the first spline shaft 302 is rotatably connected with the first connecting bracket 3033; the outer ring surface of the first driving wheel 303 is in driving connection with a second driving wheel 3013 through a belt; the first sliding sleeve 304 is rotatably connected with the first connecting plate 305; the first sliding sleeve 304 is fixedly connected with a first bevel gear 306; the first connecting plate 305 is fixedly connected with a third electric push rod 307; the third electric push rod 307 is fixedly connected with the first connecting frame 3033; a second bevel gear 308 is arranged on the side of the first bevel gear 306; the second bevel gear 308 is fixedly connected with the transmission shaft 309; the transmission shaft 309 is fixedly connected with the auxiliary gear 3010; the transmission shaft 309 is rotatably connected with the first connecting frame 3033; the auxiliary gear 3010 is engaged with the flat gear 3011; the flat gear 3011 is fixedly connected with the connecting rod 3012; the connecting rod 3012 is rotatably connected to the drop prevention unit; the bottom end of the connecting rod 3012 is sleeved with the simulation drill bit 8; the connecting rod 3012 is rotatably connected with the third support plate 3021; the second driving wheel 3013 is fixedly connected with the second spline shaft 3014; the second spline shaft 3014 is connected to the second sliding sleeve 3015 in a sliding manner; the second spline shaft 3014 is rotatably connected to the second sliding sleeve 3015; the second spline shaft 3014 is rotatably connected to the second connecting bracket 3034; the second sliding sleeve 3015 is fixedly connected to the third bevel gear 3016; the second sliding sleeve 3015 is rotatably connected to the second connecting plate 3017; the second connecting plate 3017 is fixedly connected to the fourth electric push rod 3018; the fourth electric push rod 3018 is fixedly connected with the second connecting frame 3034; a fourth bevel gear 3019 is arranged on the side of the third bevel gear 3016; the fourth bevel gear 3019 is fixedly connected with the screw rod 3020; the screw rod 3020 is rotatably connected with the protection frame 2; the screw rod 3020 is screwed with the third support plate 3021; the screw rod 3020 is rotatably connected with the first L-shaped support plate 3035; the third support plate 3021 is fixedly connected to the drop prevention unit; the third support plate 3021 is slidably connected to the polish rod 3022; the lower surface of the third supporting plate 3021 is fixedly connected with the two groups of fifth electric push rods 3023 at the same time; the polish rod 3022 is fixedly connected with the protection frame 2; the polished rod 3022 is fixedly connected with the second L-shaped support plate 3036; the two groups of fifth electric push rods 3023 are fixedly connected with the connecting disc 3024; the lower surface of the connecting disc 3024 is provided with a total of three sets of annular array electric sliders 3025; the three groups of electric sliding blocks 3025 are respectively fixedly connected with the group of partition boards 3026; the clapboard 3026 is fixedly connected with the anti-falling unit; the partition 3026 is simultaneously rotatably connected with the first connecting column 3027 and the second connecting column 3028 through the connecting block; the first connecting column 3027 and the second connecting column 3028 are rotatably connected with a U-shaped block 3029; the U-shaped block 3029 is fixedly connected with the third connecting column 3030; the third connecting column 3030 is rotatably connected with the compaction roller 3031; a plurality of groups of first connecting columns 3027, second connecting columns 3028, U-shaped blocks 3029, third connecting columns 3030 and compacting rollers 3031 are arranged on the partition 3026 from bottom to top; the three groups of partition boards 3026 are provided with a plurality of groups of first connecting columns 3027, second connecting columns 3028, U-shaped blocks 3029, third connecting columns 3030 and compacting rollers 3031 from bottom to top; the first fixing block 3032 is fixedly connected with the protection frame 2; the first connecting frame 3033 is fixedly connected with the protective frame 2; the second connecting frame 3034 is fixedly connected with the protective frame 2; the first L-shaped support plate 3035 is fixedly connected with the protective frame 2; the second L-shaped support plate 3036 is fixedly connected with the protective frame 2.
According to the size of the hole to be drilled, the three groups of electric sliders 3025 simultaneously drive the three groups of partition boards 3026 to expand outwards, so that the circle enclosed by the three groups of partition boards 3026 is larger than the size of the hole to be drilled, then the analog drill 8 with the corresponding size is manually sleeved on the connecting rod 3012, then the motor 301 starts to work, the motor 301 drives the first spline shaft 302 to rotate through the output shaft, the fourth electric push rod 3018 drives the second connecting plate 3017 to move towards the fourth bevel gear 3019, i.e., drives the second sliding sleeve 3015 and the third bevel gear 3016 to move towards the fourth bevel gear 3019, so that the third bevel gear 3016 is engaged with the fourth bevel gear 3019, then the first spline shaft 302 drives the first driving wheel 303 to rotate, the first driving wheel 303 drives the second driving wheel 3013 to rotate, the second driving wheel 3013 drives the third bevel gear 3016 through the second sliding sleeve 3015, the third bevel gear 3016 drives the fourth bevel gear 3019 to rotate, the fourth bevel gear 3019 drives the lead screw 3020 to rotate, the screw rod 3020 drives the third support plate 3021 to slide downward on the polish rod 3022, i.e., the third support plate 3021 drives the anti-drop unit, the connecting rod 3012 and the two sets of fifth electric push rods 3023 to move downward, i.e., the connecting rod 3012 drives the flat gear 3011 and the dummy bit 8 to move downward, the two sets of fifth electric push rods 3023 drive the connecting disc 3024, the three sets of electric sliders 3025, the three sets of spacers 3026 and the sets of first connecting rods 3027 to the compacting roller 3031 to move downward, at the same time, the third electric push rod 307 drives the first connecting plate 305 to move closer to the second bevel gear 308, i.e., drives the first sliding sleeve 304 and the first bevel gear 306 to move closer to the second bevel gear 308, so that the first bevel gear 306 is engaged with the second bevel gear 308, then the first spline shaft 302 drives the first bevel gear 306 through the first sliding sleeve 304, the first bevel gear 306 drives the transmission shaft 309 through the second bevel gear 308, the transmission shaft 309 drives the flat gear 3011 through the auxiliary gear 3010, the assistant gear 3010 is connected with the rod 3012 to rotate, the rod 3012 drives the simulation bit 8 to rotate, thereby the simulation bit 8 can drill a hole position while descending on one side, because the strength of the sandy soil foundation is not enough, after the three groups of baffles 3026 enter the drilled hole, the diameter of the drilled hole can be slightly increased, after the lowest U-shaped block 3029 of the three groups of baffles 3026 contacts the drilled hole, under the extrusion of the drilled hole, the U-shaped block 3029 rotates around the first connecting column 3027 and the second connecting column 3028, so that the U-shaped block 3029 contacts with the outer surface of the baffle 3026, at this time, the compaction roller 3031 contacts with the inner wall of the round hole, and because torsion springs are arranged between the first connecting column 3027 and the second connecting column 3028 as well as the U-shaped block 3029, further, the compaction roller 3031 has a certain pressure on the inner wall of the drilled hole through the resilience force of the torsion springs, so that when the compaction roller 3031 continues to move downwards, the pressure on the compaction roller 3031 through the inner wall of the drilled hole, the compaction roller 3031 rotates around the third connecting column 3030, and when the compaction roller 3031 rotates, the work of compacting the inner wall of the drilled hole is realized through the resilience force of the torsion spring, the rest groups of the first connecting column 3027, the second connecting column 3028, the U-shaped block 3029, the third connecting column 3030 and the compaction roller 3031 also complete the work, so that the effect of compacting the inner wall of the drilled hole is achieved, collapse of the drilled hole is prevented, after the drilling depth meets the requirement, the third electric push rod 307 disconnects the first bevel gear 306 from the second bevel gear 308, then the motor 301 rotates reversely, so that the screw rod 3020 rotates reversely, the lead screw 3020 drives the components such as the third supporting plate 3021 and the like to move upwards, namely the simulation drill bit 8 to move upwards, so that the simulation drill bit 8 is slowly separated from the drilled hole, meanwhile, the two groups of the fifth electric push rods 3023 drive the connecting disc 3024 to move downwards, and the speed of downward movement of the connecting disc 3024 is higher than the speed of upward movement of the third supporting plate 3021, therefore, the three groups of partition boards 3026 and the anti-falling unit are deeper into the drilled hole until the three groups of collectors 408 move to the position below the simulation drill bit 8, then the two groups of fifth electric push rods 3023 stop working, and then the anti-falling unit collects a small amount of falling sand and soil to prevent the sand and soil from falling to the bottom of the drilled hole, so that the drilling depth is influenced, and in the whole operation process, the first fixing block 3032, the first connecting frame 3033, the second connecting frame 3034, the first L-shaped supporting plate 3035 and the second L-shaped supporting plate 3036 ensure that the equipment operates stably; the unit accomplishes the task of preventing borehole collapse and accommodating multiple size boreholes.
As shown in fig. 12 to 16, the anti-dropping unit includes a third connecting frame 401, a limiting ring 402, a limiting plate 403, a sixth electric push rod 404, a first connecting block 405, a third connecting plate 406, a limiting block 407, a collector 408, a second connecting block 409, and a fourth connecting column 4010; the third connecting frame 401 is fixedly connected with a third supporting plate 3021; the third connecting frame 401 is rotatably connected with the connecting rod 3012; the third connecting frame 401 is fixedly connected with the limiting plate 403; the limiting plate 403 is in sliding connection with the limiting ring 402; the limiting plate 403 is in contact with the sixth electric push rod 404; the limiting ring 402 is fixedly connected with a sixth electric push rod 404; the sixth electric push rod 404 is fixedly connected with the first connecting block 405; the first connecting block 405 is fixedly connected with the third connecting plate 406; the third connecting plate 406 is fixedly connected with a limiting block 407; the stop block 407 contacts the collector 408; the collector 408 is fixedly connected with a second connecting block 409; the second connecting block 409 is rotatably connected with the fourth connecting column 4010; the fourth connecting column 4010 is fixedly connected with the clapboard 3026 through a connecting block; the limiting rings 402 to the fourth connecting columns 4010 have three groups in a common ring array with the central point of the third connecting frame 401 as a base point.
When the diameter of the circle formed by the three groups of clapboards 3026 is adjusted, the three groups of third connecting plates 406 are driven by the three groups of clapboards 3026 to move, so that the three groups of first connecting blocks 405 are driven by the three groups of third connecting plates 406 to move, namely the three groups of sixth electric push rods 404 are driven by the three groups of first connecting blocks 405 to move, so that the three groups of limiting rings 402 are driven by the three groups of sixth electric push rods 404 to move on the three groups of limiting plates 403, so as to complete the adjustment work, when the drilling is completed, the screw rod 3020 rotates reversely, and the simulation drill bit 8 moves upwards, the three groups of sixth electric push rods 404 work simultaneously, the three groups of sixth electric push rods 404 drive the three groups of first connecting blocks 405, the third connecting plates 406 and the limiting blocks 407 to move downwards, and the moving speed is greater than the downwards moving speed of the three groups of clapboards 3026, so that the three groups of limiting blocks 407 are separated from the three groups of collectors 408, because torsion springs are arranged between the second connecting blocks 409 and the fourth connecting post 4010, when the three groups of limiting blocks 407 are separated from the three groups of collectors 408, under the action of the torsion spring, the three groups of second connecting blocks 409 rotate inwards around the fourth connecting column 4010, that is, the three groups of collectors 408 are driven to rotate inwards through the three groups of second connections, so that the three groups of collectors 408 can be in contact with each other, a small amount of dropped sandy soil is collected, the sandy soil is prevented from dropping to the bottom of a drill hole, and the third connecting frame 401 plays a role in fixed connection; this unit accomplishes the work of preventing the sand from falling to the bottom of the borehole.
The bottom ends of the three groups of partition boards 3026 are all provided with slots.
Thereby being able to accommodate three sets of collectors 408.
The first connecting column 3027, the second connecting column 3028, the U-shaped block 3029, the third connecting column 3030 and the compacting roller 3031 are arranged in a stepped shape from bottom to top on the partition 3026.
Better compact the inner wall of the drill hole.
Torsion springs are arranged between the first connecting column 3027 and the second connecting column 3028 and the U-shaped block 3029.
The pressure of the compaction roller 3031 on the inner wall of the drilled hole is increased, and the inner wall of the drilled hole is further compacted.
Can adapt to the drilling of not unidimensional, and then collect the sand that drops.
A torsion spring is arranged between the second connecting block 409 and the fourth connecting post 4010, and the initial state is a torsion state.
Allowing the three sets of collectors 408 to twist and thereby prevent the sand from falling to the bottom of the borehole.
It should be understood that this example is only for illustrating the present invention and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Claims (8)
1. An adjustable pre-drilling device for reinforcing a liquefied sand foundation before pipe burying comprises a handle (1), a protective frame (2), a first wheel (4), a second wheel (5), a third wheel (6), a fourth wheel (7) and a simulation drill bit (8); the handle (1) is fixedly connected with the protective frame (2); four corners at the bottom of the protective frame (2) are respectively provided with a first wheel (4), a second wheel (5), a third wheel (6) and a fourth wheel (7); the device is characterized by also comprising an anti-collapse and adjusting unit and an anti-falling unit; the collapse prevention and adjustment unit capable of preventing collapse of the drilled holes and adjusting the sizes of the drilled holes according to requirements is arranged in the protection frame (2); the collapse prevention and adjustment unit is provided with an anti-drop unit which can prevent sand from dropping to the bottom of the drill hole; the collapse prevention and adjustment unit is sleeved with a simulation drill bit (8).
2. The adjustable pre-drilling device used before pipe burying of the reinforced liquefied sand foundation as claimed in claim 1, wherein the collapse prevention and adjustment unit comprises a motor (301), a first spline shaft (302), a first transmission wheel (303), a first sliding sleeve (304), a first connecting plate (305), a first bevel gear (306), a third electric push rod (307), a second bevel gear (308), a transmission shaft (309), a booster gear (3010), a flat gear (3011), a connecting rod (3012), a second transmission wheel (3013), a second spline shaft (3014), a second sliding sleeve (3015), a third bevel gear (3016), a second connecting plate (3017), a fourth electric push rod (3018), a fourth bevel gear (3019), a screw rod (3020), a third supporting plate (3021), a polish rod (3022), a fifth electric push rod (3023), a connecting disc (3024), an electric slider (3025), The device comprises a clapboard (3026), a first connecting column (3027), a second connecting column (3028), a U-shaped block (3029), a third connecting column (3030), a compaction roller (3031), a first fixed block (3032), a first connecting frame (3033), a second connecting frame (3034), a first L-shaped support plate (3035) and a second L-shaped support plate (3036); the motor (301) is fixedly connected with the first spline shaft (302) through an output shaft; the motor (301) is fixedly connected with the first fixing block (3032); the first spline shaft (302) is fixedly connected with the first driving wheel (303); the first spline shaft (302) is in sliding connection with the first sliding sleeve (304); the first spline shaft (302) is rotationally connected with the first sliding sleeve (304); the first spline shaft (302) is rotationally connected with the first connecting frame (3033); the outer ring surface of the first driving wheel (303) is in transmission connection with a second driving wheel (3013) through a belt; the first sliding sleeve (304) is rotatably connected with the first connecting plate (305); the first sliding sleeve (304) is fixedly connected with the first bevel gear (306); the first connecting plate (305) is fixedly connected with a third electric push rod (307); the third electric push rod (307) is fixedly connected with the first connecting frame (3033); a second bevel gear (308) is arranged on the side surface of the first bevel gear (306); the second bevel gear (308) is fixedly connected with the transmission shaft (309); the transmission shaft (309) is fixedly connected with the auxiliary gear (3010); the transmission shaft (309) is rotatably connected with the first connecting frame (3033); the auxiliary gear (3010) is meshed with the flat gear (3011); the flat gear (3011) is fixedly connected with the connecting rod (3012); the connecting rod (3012) is rotatably connected with the anti-falling unit; the bottom end of the connecting rod (3012) is sleeved with the simulation drill bit (8); the connecting rod (3012) is connected with the third supporting plate (3021) in a rotating way; the second driving wheel (3013) is fixedly connected with the second spline shaft (3014); the second spline shaft (3014) is connected with the second sliding sleeve (3015) in a sliding manner; the second spline shaft (3014) is connected with the second sliding sleeve (3015) in a rotating way; the second spline shaft (3014) is connected with the second connecting frame (3034) in a rotating mode; the second sliding sleeve (3015) is fixedly connected with a third bevel gear (3016); the second sliding sleeve (3015) is connected with the second connecting plate (3017) in a rotating way; the second connecting plate (3017) is fixedly connected with a fourth electric push rod (3018); the fourth electric push rod (3018) is fixedly connected with the second connecting frame (3034); a fourth bevel gear (3019) is arranged on the side surface of the third bevel gear (3016); the fourth bevel gear (3019) is fixedly connected with the screw rod (3020); the screw rod (3020) is rotatably connected with the protective frame (2); the screw rod (3020) is screwed with the third support plate (3021); the screw rod (3020) is rotatably connected with the first L-shaped support plate (3035); the third supporting plate (3021) is fixedly connected with the anti-falling unit; the third supporting plate (3021) is connected with the polish rod (3022) in a sliding manner; the lower surface of the third supporting plate (3021) is fixedly connected with the two groups of fifth electric push rods (3023) at the same time; the polish rod (3022) is fixedly connected with the protection frame (2); the polish rod (3022) is fixedly connected with the second L-shaped support plate (3036); the two groups of fifth electric push rods (3023) are fixedly connected with the connecting disc (3024); the lower surface of the connecting disc (3024) is provided with three groups of electric sliders (3025) in annular array; the three groups of electric sliding blocks (3025) are fixedly connected with the group of partition boards (3026) respectively; the clapboard (3026) is fixedly connected with the anti-falling unit; the clapboard (3026) is simultaneously in rotary connection with the first connecting column (3027) and the second connecting column (3028) through the connecting block; the first connecting column (3027) and the second connecting column (3028) are rotatably connected with the U-shaped block (3029); the U-shaped block (3029) is fixedly connected with the third connecting column (3030); the third connecting column (3030) is rotatably connected with the compaction roller (3031); a plurality of groups of first connecting columns (3027), second connecting columns (3028), U-shaped blocks (3029), third connecting columns (3030) and compacting rollers (3031) are arranged on the clapboard (3026) from bottom to top; the three groups of partition boards (3026) are provided with a plurality of groups of first connecting columns (3027), second connecting columns (3028), U-shaped blocks (3029), third connecting columns (3030) and compacting rollers (3031) from bottom to top; the first fixing block (3032) is fixedly connected with the protection frame (2); the first connecting frame (3033) is fixedly connected with the protective frame (2); the second connecting frame (3034) is fixedly connected with the protective frame (2); the first L-shaped support plate (3035) is fixedly connected with the protective frame (2); the second L-shaped support plate (3036) is fixedly connected with the protective frame (2).
3. The adjustable pre-drilling equipment for the pipe burying of the reinforced liquefied sand foundation as claimed in claim 2, wherein the anti-dropping unit comprises a third connecting frame (401), a limiting ring (402), a limiting plate (403), a sixth electric push rod (404), a first connecting block (405), a third connecting plate (406), a limiting block (407), a collector (408), a second connecting block (409) and a fourth connecting column (4010); the third connecting frame (401) is fixedly connected with a third supporting plate (3021); the third connecting frame (401) is rotatably connected with the connecting rod (3012); the third connecting frame (401) is fixedly connected with the limiting plate (403); the limiting plate (403) is in sliding connection with the limiting ring (402); the limiting plate (403) is in contact with the sixth electric push rod (404); the limiting ring (402) is fixedly connected with a sixth electric push rod (404); the sixth electric push rod (404) is fixedly connected with the first connecting block (405); the first connecting block (405) is fixedly connected with the third connecting plate (406); the third connecting plate (406) is fixedly connected with a limiting block (407); the limiting block (407) is in contact with the collector (408); the collector (408) is fixedly connected with a second connecting block (409); the second connecting block (409) is rotatably connected with the fourth connecting column (4010); the fourth connecting column (4010) is fixedly connected with the clapboard (3026) through a connecting block; the limiting rings (402) to the fourth connecting columns (4010) have three groups in a common annular array by taking the central point of the third connecting frame (401) as a base point.
4. An adjustable pre-drilling device for pipe burying of a reinforced liquefied sand foundation as claimed in any one of claims 2 to 3, wherein the bottom ends of the three groups of partition plates (3026) are provided with slots.
5. An adjustable pre-drilling device before pipe burying for reinforcing liquefied sand foundation as claimed in claim 2, wherein the first connecting column (3027), the second connecting column (3028), the U-shaped block (3029), the third connecting column (3030) and the compaction roller (3031) are arranged on the partition board (3026) in a stepped shape from bottom to top.
6. An adjustable pre-drilling device before pipe burying for reinforcing liquefied sand foundation as claimed in claim 2, wherein torsion springs are arranged between the first connecting column (3027) and the second connecting column (3028) and the U-shaped block (3029).
7. An adjustable pre-drilling device for pre-piping liquefied sand foundation according to claim 3, wherein the collector (408) is configured as a fish scale.
8. An adjustable pre-drilling device for pipe burying of a liquefied sand foundation as claimed in claim 3, wherein a torsion spring is provided between the second connecting block (409) and the fourth connecting column (4010), and the initial state is a twisted state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110829690.1A CN113669006A (en) | 2021-07-22 | 2021-07-22 | Adjustable pre-drilling equipment for pipe burying of reinforced liquefied sand foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110829690.1A CN113669006A (en) | 2021-07-22 | 2021-07-22 | Adjustable pre-drilling equipment for pipe burying of reinforced liquefied sand foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113669006A true CN113669006A (en) | 2021-11-19 |
Family
ID=78539790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110829690.1A Pending CN113669006A (en) | 2021-07-22 | 2021-07-22 | Adjustable pre-drilling equipment for pipe burying of reinforced liquefied sand foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113669006A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60152716A (en) * | 1984-01-19 | 1985-08-12 | Sumitomo Kensetsu Kk | Method of forming hardened board |
| CN102174881A (en) * | 2011-03-14 | 2011-09-07 | 唐山市金石超硬材料有限公司 | Method for drilling holes and protecting walls by plastic expansion casing pipe and special expansion casing pipe |
| CN102720432A (en) * | 2012-06-28 | 2012-10-10 | 中国水利水电第七工程局成都水电建设工程有限公司 | Self-propelled underground boring jumbo |
| CN104343383A (en) * | 2014-10-08 | 2015-02-11 | 陕西师范大学 | Drilling device for earthen archaeological site |
| CN108918182A (en) * | 2018-09-14 | 2018-11-30 | 宛兴友 | A kind of mining soil sampling prosthetic device |
| CN111058796A (en) * | 2019-11-25 | 2020-04-24 | 西南石油大学 | Method for improving shale gas well oil layer casing well cementation quality |
| CN111238864A (en) * | 2020-02-08 | 2020-06-05 | 牛彩云 | Soil extraction and detection device |
| CN111441761A (en) * | 2020-04-03 | 2020-07-24 | 浙江大学城市学院 | Simulation device and simulation method for preventing slurry loss during formation drilling |
-
2021
- 2021-07-22 CN CN202110829690.1A patent/CN113669006A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60152716A (en) * | 1984-01-19 | 1985-08-12 | Sumitomo Kensetsu Kk | Method of forming hardened board |
| CN102174881A (en) * | 2011-03-14 | 2011-09-07 | 唐山市金石超硬材料有限公司 | Method for drilling holes and protecting walls by plastic expansion casing pipe and special expansion casing pipe |
| CN102720432A (en) * | 2012-06-28 | 2012-10-10 | 中国水利水电第七工程局成都水电建设工程有限公司 | Self-propelled underground boring jumbo |
| CN104343383A (en) * | 2014-10-08 | 2015-02-11 | 陕西师范大学 | Drilling device for earthen archaeological site |
| CN108918182A (en) * | 2018-09-14 | 2018-11-30 | 宛兴友 | A kind of mining soil sampling prosthetic device |
| CN111058796A (en) * | 2019-11-25 | 2020-04-24 | 西南石油大学 | Method for improving shale gas well oil layer casing well cementation quality |
| CN111238864A (en) * | 2020-02-08 | 2020-06-05 | 牛彩云 | Soil extraction and detection device |
| CN111441761A (en) * | 2020-04-03 | 2020-07-24 | 浙江大学城市学院 | Simulation device and simulation method for preventing slurry loss during formation drilling |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113417293B (en) | Deep foundation pit supporting structure for building construction | |
| CN111789011B (en) | Automatic sapling planting equipment | |
| CN108934904B (en) | Afforestation engineering plants auxiliary device with trees | |
| CN209882521U (en) | Forestry is planted tree and is used digging device | |
| CN113669006A (en) | Adjustable pre-drilling equipment for pipe burying of reinforced liquefied sand foundation | |
| CN107347266A (en) | A kind of soil rammer compacter for agricultural production | |
| CN114658349A (en) | Foundation treatment device and method | |
| CN214219620U (en) | Rammer convenient to remove | |
| CN113605354A (en) | Soft soil foundation treatment device and method | |
| CN108756183A (en) | A kind of construction patch block equipment | |
| CN116424640B (en) | Tubular product garbage collection mechanism | |
| CN220033886U (en) | Concrete member builds device | |
| CN216275727U (en) | Pit wall supporting device for deep foundation pit construction | |
| CN107592992A (en) | A kind of soil rammer compacter for agricultural production | |
| CN207560971U (en) | A kind of municipal administration gardens trees anti-tipping apparatus | |
| CN115821690A (en) | Road and bridge construction asphalt compaction device and using method | |
| CN115885625A (en) | Pit digging device for landscaping and use method thereof | |
| CN216475058U (en) | Foundation strutting arrangement for building engineering | |
| CN221096400U (en) | Geological mineral resource exploration equipment | |
| CN111527940A (en) | Construction method for installing steel structure of plastic greenhouse | |
| CN219080274U (en) | Compaction device for clay layer of pressure measuring pipe | |
| CN220620049U (en) | Foundation treatment device with protection function | |
| CN220687232U (en) | Drilling device for building | |
| CN113973536B (en) | Digging equipment for landscaping | |
| CN211285153U (en) | Concrete cushion lamination compaction device |
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 | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20240523 Address after: 274000, No. 751, Liu Mancheng Administrative Village, Chengguan Town, Dongming County, Heze City, Shandong Province Applicant after: Wang Jianguo Country or region after: China Address before: 436000 39-16 Jiangbi Road, Echeng District, Ezhou City, Hubei Province Applicant before: Ma Hongwei Country or region before: China |