CN116104423B - Portable drilling device for geotechnical engineering investigation - Google Patents
Portable drilling device for geotechnical engineering investigation Download PDFInfo
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- CN116104423B CN116104423B CN202310371820.0A CN202310371820A CN116104423B CN 116104423 B CN116104423 B CN 116104423B CN 202310371820 A CN202310371820 A CN 202310371820A CN 116104423 B CN116104423 B CN 116104423B
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- 238000005553 drilling Methods 0.000 title claims abstract description 40
- 238000011835 investigation Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims description 26
- 230000006835 compression Effects 0.000 claims description 20
- 238000007906 compression Methods 0.000 claims description 20
- 238000010276 construction Methods 0.000 claims description 8
- 239000010720 hydraulic oil Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 abstract description 2
- 239000002689 soil Substances 0.000 description 9
- 239000011435 rock Substances 0.000 description 7
- 238000012546 transfer Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- 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
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to the technical field of geotechnical investigation, in particular to a portable drilling device for geotechnical engineering investigation, which comprises a spiral drill rod and a supporting plate, wherein a driving motor is fixed on the lower surface of the supporting plate, the spiral drill rod is detachably arranged on the end face of an output shaft of the driving motor, at least two swinging grooves are symmetrically formed in the left side surface and the right side surface of the supporting plate, and swinging blocks are arranged in each swinging groove in a rotating way through a rotating rod; the at least four fixing support rods are fixedly arranged on the lower surfaces of the at least four swinging blocks, a sliding cavity is formed in each fixing support rod, and a motor is fixed in each sliding cavity; the top end surface of each sliding support rod is inserted into the sliding cavity in a sliding way; the invention is convenient for carrying and transferring the drilling device in a long distance, and can realize the rapid carrying of the drilling device without welding structures such as carrying handles and the like on the supporting plate.
Description
Technical Field
The invention relates to the technical field of geotechnical investigation, in particular to a portable drilling device for geotechnical engineering investigation.
Background
Geotechnical engineering investigation work is a foundation of design and construction, if the investigation work is not in place, poor engineering geology problems are revealed, even if the design and construction of an upper structure are high-quality, the upper structure cannot be damaged, different types and different scales of engineering activities can bring different degrees of influence on geotechnical engineering investigation to geological environments, the aims of finding out engineering geology conditions are mainly achieved, the existing geology problems are analyzed, and engineering geology evaluation is carried out on a building area.
In the process of investigation, geology is required to be drilled, so that samples with different depths are taken out to be analyzed and compared, when geotechnical engineering is required to be investigated by using the drilling device, the existing drilling device is heavy in volume, so that constructors are inconvenient to carry on a rugged road in mountain areas to carry out transportation construction.
Even present drilling equipment can be convenient for constructor carry and shift, but because the supporting leg that sets up on the fixed plate of installation drilling machine body carries out fixed connection with the fixed plate mostly, consequently, when need carry the transfer to the drilling machine body, then need constructor welding transport frame on the fixed plate, just can realize carrying the drilling machine body and shift, and then increase the whole weight of drilling machine easily to influence constructor to drilling equipment's portable transport use.
Disclosure of Invention
The invention aims to provide a portable drilling device for geotechnical engineering investigation, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a portable drilling device is used in geotechnical engineering reconnaissance, includes auger stem and backup pad, the lower fixed surface of backup pad has driving motor, and driving motor's output shaft terminal surface demountable installation has the auger stem, the left and right sides face symmetry of backup pad is provided with adjusts supporting mechanism, it is vertical state with the backup pad to adjust supporting mechanism, can support pivoted auger stem, adjusts supporting mechanism and backup pad and is horizontal state, can carry the transfer to the backup pad, is convenient for auger stem to carry out the drilling construction to the region of waiting to bore the next.
Further, the adjusting and supporting mechanism comprises a swinging block, a rotating rod, a fixed supporting rod, a sliding supporting rod, a threaded screw rod and a supporting cushion block; at least two swinging grooves are symmetrically formed in the left side surface and the right side surface of the supporting plate, and swinging blocks are arranged in each swinging groove in a rotating mode through a rotating rod; the at least four fixing support rods are fixedly arranged on the lower surfaces of the at least four swinging blocks, a sliding cavity is formed in each fixing support rod, and a motor is fixed in each sliding cavity; the top end surface of each sliding support rod is inserted into the sliding cavity in a sliding way, a rotating cavity is formed in each sliding support rod, and a screw nut is fixed on the top end surface of each rotating cavity; each threaded lead screw is vertically arranged in the sliding cavity, the top end face of the threaded lead screw is connected with an output shaft of a motor arranged in the sliding cavity, and the threaded lead screw is connected with a lead screw nut arranged in the rotating cavity; each supporting cushion block is arranged on the sliding support rod, and the lower surface of each supporting cushion block is provided with a rough surface.
Further, be provided with locking fixed establishment in the backup pad, locking fixed establishment includes threaded rod, rolling disc, connecting rod and tensioning spring, the shoulder hole has been seted up to the left and right sides upper surface of backup pad, and has inserted the threaded rod in the shoulder hole, is located connect through the connecting rod between two rolling rods of backup pad side, and has seted up the screw hole on the connecting rod, the rolling disc lower surface is connected to the threaded rod on, and threaded rod threaded connection is to threaded hole, tensioning spring cup joints on the threaded rod, and tensioning spring's both ends rotate with the surface of shoulder hole and rolling disc lower surface respectively and be connected.
Further, an elastic buffer layer is arranged in each swinging groove, and the contact surface of the elastic buffer layer, which is in contact with the swinging block, is a rough surface.
Further, the compression cavity is formed in the outer ring surface of the stepped hole, the compression ring is arranged in the compression cavity and sleeved on the threaded rod, and an elastic cavity ring is arranged between the lower surface of the compression ring and the upper surface of the compression cavity.
Further, the inside of the elastic buffer layer is of a cavity structure, hydraulic oil is filled in the elastic buffer layer, and the elastic buffer layer of the cavity structure is communicated with the bottom end surface of the elastic cavity ring through a diversion trench.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the swing fixing support rods are arranged on the left side surface and the right side surface of the support plate, when the fixing support plates swing to be in a vertical state, the support plate can be supported by gravity, so that the rotation of the spiral drilling rod can carry out rock and soil drilling investigation on an area to be investigated, when the drilling device is required to be transferred to the next investigation position, constructors respectively pull the fixing support rods vertical below the support plate at the moment, at least four fixing support rods can rotate to be in a horizontal state with the support plate, at the moment, the left constructors and the right constructors can respectively hold the fixing support rods on the left side surface and the right side surface of the support plate, further, the support plate and the spiral drilling rod below can be conveniently transferred to the next construction position, further, the remote transfer of the drilling device is facilitated, and structures such as a transfer handle are not required to be welded on the support plate, so that the quick transfer of the drilling device can be realized.
2. According to the invention, the locking and fixing mechanism is arranged on the upper surface of the supporting plate, the rotating rod between the two swinging blocks is connected through the connecting rod, a constructor presses the rotating disc downwards, so that the threaded rod can slide downwards in the stepped hole, the tensioning spring is in a compressed state, after the bottom end of the threaded rod is aligned with the threaded hole of the connecting rod, the rotating disc is rotated, the threaded rod can be connected onto the connecting rod in a threaded manner, the threaded rod can conveniently limit and fix the connecting rod, the swinging blocks can be further limited and fixed in the swinging groove through the rotating rod, and the fixing support rod in a vertical or horizontal state can be further limited and fixed, so that the spiral drill rod in working is conveniently and stably supported, and meanwhile, the safety carrying and transferring of the drilling device are influenced due to the swinging of the fixing support rod when the constructor carries and transfers the supporting plate and the spiral drill rod.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view of a support plate of the present invention;
FIG. 3 is a schematic view of a locking mechanism according to the present invention;
fig. 4 is an enlarged view of a portion of fig. 2 a in accordance with the present invention.
In the figure: 1. a auger stem; 2. a support plate; 21. a swinging groove; 22. a stepped hole; 23. a compression chamber; 24. a diversion trench; 3. adjusting the supporting mechanism; 31. a swinging block; 32. a rotating lever; 33. fixing the support rod; 331. a sliding chamber; 34. a sliding support rod; 35. a threaded lead screw; 36. supporting cushion blocks; 4. a locking and fixing mechanism; 41. a threaded rod; 42. a rotating disc; 43. a connecting rod; 431. a threaded hole; 44. tensioning a spring; 5. an elastic buffer layer; 6. a pressing ring; 7. an elastic cavity ring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1 to 4, the present invention provides a technical solution of a portable drilling device for geotechnical engineering investigation: the drilling machine comprises a spiral drill rod 1 and a supporting plate 2, wherein a driving motor is fixed on the lower surface of the supporting plate 2, the spiral drill rod 1 is detachably mounted on the end face of an output shaft of the driving motor, adjusting supporting mechanisms 3 are symmetrically arranged on the left side surface and the right side surface of the supporting plate 2, the adjusting supporting mechanisms 3 are in a vertical state with the supporting plate 2, the rotating spiral drill rod 1 can be supported, the adjusting supporting mechanisms 3 are in a horizontal state with the supporting plate 2, the supporting plate 2 can be carried and transferred, and the spiral drill rod 1 is convenient to drill the next area to be drilled; according to the invention, the adjusting support mechanisms 3 are arranged on the left side wall and the right side wall of the support plate 2, when the spiral drill rod 1 is required to be used for rock and soil drilling, at this time, the adjusting support mechanisms 3 rotate to be in a vertical state with the support plate 2, so that the support plate 2 and the spiral drill rod 1 below can be conveniently carried and transferred to the next construction position, then a constructor controls the driving motor on the lower surface of the support plate 2 to work, so that the spiral drill rod 1 is driven to carry out rock and soil drilling investigation on a region to be investigated, when a drilling device is required to be transferred to the next investigation position, at this time, the constructor respectively pulls the adjusting support mechanisms 3 vertical below the support plate 2, so that at least four adjusting support mechanisms 3 can rotate to be in a horizontal state with the support plate 2, at this time, two constructors can respectively hold the adjusting support mechanisms 3 on the left side and the right side of the support plate 2, so that the support plate 2 and the spiral drill rod 1 below can be conveniently carried and transferred to the next construction position, then the constructor moves the adjusting support mechanisms 3 to be in a vertical state with the support plate 2, so that the support plate 2 can be conveniently carried by gravity, if the drilling device is required to be transferred to the next drilling device, the drilling device can be quickly transferred to the support plate 2 from the left side and the support plate 2, and the drilling device can be quickly moved to be conveniently and quickly moved to the drilling device from the support 2.
Preferably, the adjusting and supporting mechanism 3 comprises a swinging block 31, a rotating rod 32, a fixed supporting rod 33, a sliding supporting rod 34, a threaded screw rod 35 and a supporting cushion block 36;
the swinging blocks 31 are symmetrically arranged on the left side surface and the right side surface of the supporting plate 2, at least two swinging grooves 21 are symmetrically arranged on the left side surface and the right side surface of the supporting plate 2, and the swinging blocks 31 are rotatably arranged in each swinging groove 21 through a rotating rod 32; the swinging block 31 is rotatably arranged in the swinging groove 21 through the rotating rod 32, so that the swinging block 31 drives the fixed supporting rod 33 to rotate to be in a vertical state or a horizontal state with the supporting plate 2;
the fixed support rods 33, at least four fixed support rods 33 are fixedly arranged on the lower surfaces of at least four swinging blocks 31, a sliding cavity 331 is formed in each fixed support rod 33, and a motor is fixed in each sliding cavity 331;
the top end surface of each sliding support rod 34 is inserted into the sliding cavity 331 in a sliding manner, a rotating cavity is formed in each sliding support rod 34, and a screw nut is fixed on the top end surface of each rotating cavity;
the threaded lead screws 35 are vertically arranged in the sliding cavity 331, the top end surface of each threaded lead screw 35 is connected with an output shaft of a motor arranged in the sliding cavity 331, and the threaded lead screws 35 are connected with lead screw nuts arranged in the rotating cavity; according to the invention, when the fixed support rod 33 is required to rotate to be in a vertical state to carry out gravity support on the support plate 2, at the moment, two constructors respectively press the fixed support rod 33 in a horizontal state downwards, so that the fixed support rod 33 can swing in the swinging groove 21 through the swinging block 31, the fixed support rod 33 can be in a vertical state conveniently, at the moment, the bottom end surface of the sliding support rod 34 can be in contact with the ground of rock and soil, then the constructors mount the spiral drill rod 1 on an output shaft of a driving motor, when the spiral drill rod 1 is used for continuously drilling the rock and soil, at the moment, the constructors control the motor fixed in the sliding cavity 331 to work, the output shaft of the motor can drive the threaded screw rod 35 to rotate, and as the sliding support rod 34 is connected with the threaded screw rod 35 through the screw nut, the sliding support rod 34 can shrink into the fixed support rod 33 under the driving of the threaded screw rod 35, so that the height of the support plate 2 is reduced, and the spiral drill rod 1 can be conveniently lowered to drill the rock and soil; when the spiral drill rod 1 needs to be transferred and carried, a constructor can detach the spiral drill rod 1 at the moment, then stir the constructor to stir the fixed support rod 33 at one side of the support plate 2 to enable the constructor to rotate through the swinging block 31 and the rotating rod 32 to be in a horizontal state with the support plate 2, meanwhile, in order to shorten the whole length of the fixed support rod 33 and the sliding support rod 34, the threaded screw rod 35 is driven to rotate at the moment, the sliding support rod 34 continues to shrink into the fixed support rod 33, so that the constructor can conveniently carry and transfer the support plate 2 and the spiral drill rod 1 to the next area to be surveyed to carry out rock-soil drilling and exploration operation through holding the fixed support rod 33, and further, the constructor is not required to weld corresponding carrying handles and other structures on the support plate 2 independently, and quick carrying and transferring of the drilling device can be realized;
the support cushion blocks 36 are arranged on the sliding support rods 34, and the lower surface of each support cushion block 36 is provided with a rough surface; the arrangement of the supporting cushion blocks 36 can increase the contact area between the sliding support rods 34 and the rock-soil surface, so that the stability and the firmness of the supporting plates 2 by the sliding support rods 34 can be improved.
Preferably, the support plate 2 is provided with a locking and fixing mechanism 4, the locking and fixing mechanism 4 comprises a threaded rod 41, a rotating disc 42, a connecting rod 43 and a tensioning spring 44, the upper surfaces of the left side and the right side of the support plate 2 are provided with stepped holes 22, the threaded rod 41 is inserted into the stepped holes 22, two rotating rods 32 positioned on one side surface of the support plate 2 are connected through the connecting rod 43, the connecting rod 43 is provided with a threaded hole 431, the lower surface of the rotating disc 42 is connected to the threaded rod 41, the threaded rod 41 is connected into the threaded hole 431 in a threaded manner, the tensioning spring 44 is sleeved on the threaded rod 41, and two ends of the tensioning spring 44 are respectively connected with the surface of the stepped holes 22 and the lower surface of the rotating disc 42 in a rotating manner; in order to improve the stability and the firmness of the support plate 2 by the plurality of fixing struts 33, when the fixing struts 33 rotate to be vertical to the support plate 2, the swinging block 31 can drive the threaded holes 431 on the connecting rods 43 to be aligned with the stepped holes 22 through the rotating rods 32, then constructors downwards press the rotating disc 42 to enable the threaded rods 41 to slide downwards in the stepped holes 22, at the moment, the tensioning springs 44 are in a compressed state, when the bottom ends of the threaded rods 41 are aligned with the threaded holes 431 of the connecting rods 43, the rotating disc 42 is rotated at the moment, the threaded rods 41 can be connected to the connecting rods 43 in a threaded mode, so that the threaded rods 41 can limit and fix the connecting rods 43, and two ends of the connecting rods 43 are respectively connected with the rotating rods 32 on the two swinging blocks 31, so that the limiting and fixing of the connecting rods 43 can limit and fix the swinging blocks 31 in the swinging grooves 21 through the rotating rods 32, and further limit and fix the fixing struts 33 in the vertical state, and the shaking of the spiral drill rod 1 can prevent the plurality of sliding struts 34 from driving the fixing struts 33 to shake when the spiral drill rod 1 drills the rock and soil, and further influence the safety and stability of the supporting struts 33 of the plurality of sliding struts 34 and the support plates 2; when the fixed support rod 33 is required to be rotated to be in a flush state with the support plate 2, the constructor rotates the rotating disc 42 at this moment, so that the threaded rod 41 can be separated from the threaded hole 431 of the connecting rod 43, at this moment, the rebound force of the tensioning spring 44 can push the threaded rod 41 to slide upwards in the stepped hole 22, and the tensioning spring 44 can play a role in gravity supporting on the threaded rod 41, so that the constructor rotates the fixed support rod 33 conveniently, the swinging block 31 can stably rotate in the swinging groove 21, the fixed support rod 33 can conveniently rotate to be in a horizontal state, then the constructor can continuously press the rotating disc 42, so that the threaded rod 41 can be aligned with other threaded holes 431 formed in the outer ring surface array on the connecting rod 43, and then the rotating disc 42 is rotated, so that the threaded rod 41 can be connected into the threaded hole 431 of the connecting rod 43, and limit fixing of the fixed support rod 33 in a horizontal state is realized, and the constructor is prevented from being carried and transferring the support plate 2 and the spiral drill rod 1 due to swinging of the fixed support rod 33, and the safe carrying of the drilling device is affected.
Preferably, an elastic buffer layer 5 is disposed in each of the swinging grooves 21, and a contact surface of the elastic buffer layer 5 contacting with the swinging block 31 is a rough surface; according to the design of the invention, the elastic buffer layer 5 is arranged in the swinging groove 21, so that the friction force of the swinging block 31 in the swinging groove 21 can be improved, and the swinging block 31 can stably and safely rotate in the swinging groove 21, so that the fixing support rod 33 can stably and safely change from a vertical state to a horizontal state or from the horizontal state to the vertical state, and potential safety hazards caused by the fact that the swinging speed of the swinging block 31 is high can be avoided.
Preferably, the outer ring surface of the stepped hole 22 is provided with a compression cavity 23, a compression ring 6 is arranged in the compression cavity 23, the compression ring 6 is sleeved on the threaded rod 41, and an elastic cavity ring 7 is arranged between the lower surface of the compression ring 6 and the upper surface of the compression cavity 23; according to the design of the invention, when the threaded rod 41 continuously rotates into the threaded hole 431 of the connecting rod 43, the extrusion ring 6 sleeved on the outer ring surface of the threaded rod 41 continuously slides downwards in the compression cavity 23, the extrusion ring 6 compresses the elastic cavity ring 7, the compression of the elastic cavity ring 7 can play a role in limiting the movement of the threaded rod 41 which rotates downwards, the threaded rod 41 is prevented from extending out of the threaded hole 431 formed in the connecting rod 43, and the safe use of the threaded rod 41 is further influenced.
Preferably, the inside of the elastic buffer layer 5 is of a cavity structure, hydraulic oil is filled in the elastic buffer layer 5, and the elastic buffer layer 5 of the cavity structure is communicated with the bottom end surface of the elastic cavity ring 7 through a diversion trench 24; according to the design of the invention, when the extrusion ring 6 compresses the elastic cavity ring 7 under the drive of the threaded rod 41, hydraulic oil in the elastic cavity ring 7 flows into the elastic buffer layer 5 of the cavity structure through the diversion trench 24, so that the elastic buffer layer 5 can expand in the swinging groove 21 to extrude and fix the swinging block 31, and the stability and firmness of connection between the fixing support rod 33 in a vertical state or a horizontal state and the support plate 2 can be further improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The portable drilling device for geotechnical engineering investigation comprises a spiral drill rod (1) and a supporting plate (2), and is characterized in that a driving motor is fixed on the lower surface of the supporting plate (2), the spiral drill rod (1) is detachably mounted on the end face of an output shaft of the driving motor, adjusting supporting mechanisms (3) are symmetrically arranged on the left side surface and the right side surface of the supporting plate (2), the adjusting supporting mechanisms (3) are in a vertical state with the supporting plate (2), the rotating spiral drill rod (1) can be supported, the adjusting supporting mechanisms (3) are in a horizontal state with the supporting plate (2), the supporting plate (2) can be carried and transferred, and drilling construction is conducted on a next area to be drilled by the spiral drill rod (1) conveniently.
The adjusting and supporting mechanism (3) comprises a swinging block (31), a rotating rod (32), a fixed supporting rod (33), a sliding supporting rod (34), a threaded screw rod (35) and a supporting cushion block (36);
the swinging blocks (31) are symmetrically arranged on the left side surface and the right side surface of the supporting plate (2), at least two swinging grooves (21) are symmetrically arranged on the left side surface and the right side surface of the supporting plate, and the swinging blocks (31) are rotatably arranged in each swinging groove (21) through a rotating rod (32);
the fixed support rods (33), at least four fixed support rods (33) are fixedly arranged on the lower surfaces of at least four swinging blocks (31), a sliding cavity (331) is formed in each fixed support rod (33), and a motor is fixed in each sliding cavity (331);
the top end surface of each sliding support rod (34) is inserted into the sliding cavity (331) in a sliding manner, a rotating cavity is formed in each sliding support rod (34), and a screw nut is fixed on the top end surface of each rotating cavity;
the threaded lead screws (35) are vertically arranged in the sliding cavity (331), the top end surface of each threaded lead screw (35) is connected with an output shaft of a motor arranged in the sliding cavity (331), and the threaded lead screws (35) are connected with lead screw nuts arranged in the rotating cavity;
the support cushion blocks (36), wherein each support cushion block (36) is arranged on the sliding support rod (34), and the lower surface of each support cushion block (36) is provided with a rough surface;
the locking and fixing mechanism (4) is arranged on the supporting plate (2), the locking and fixing mechanism (4) comprises a threaded rod (41), a rotating disc (42), a connecting rod (43) and a tensioning spring (44), stepped holes (22) are formed in the upper surfaces of the left side and the right side of the supporting plate (2), the threaded rod (41) is inserted into the stepped holes (22), two rotating rods (32) arranged on one side face of the supporting plate (2) are connected through the connecting rod (43), threaded holes (431) are formed in the connecting rod (43), the lower surface of the rotating disc (42) is connected to the threaded rod (41), the threaded rod (41) is connected into the threaded holes (431) in a threaded mode, the tensioning spring (44) is sleeved on the threaded rod (41), and two ends of the tensioning spring (44) are respectively connected with the surface of the stepped holes (22) and the lower surface of the rotating disc (42) in a rotating mode.
An elastic buffer layer (5) is arranged in each swinging groove (21), and the contact surface of the elastic buffer layer (5) contacted with the swinging block (31) is a rough surface;
the outer ring surface of the stepped hole (22) is provided with a compression cavity (23), the compression cavity (23) is internally provided with a compression ring (6), the compression ring (6) is sleeved on the threaded rod (41), and an elastic cavity ring (7) is arranged between the lower surface of the compression ring (6) and the upper surface of the compression cavity (23);
the inside of the elastic buffer layer (5) is of a cavity structure, hydraulic oil is filled in the elastic buffer layer (5), and the elastic buffer layer (5) of the cavity structure is communicated with the bottom end surface of the elastic cavity ring (7) through a diversion trench (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310371820.0A CN116104423B (en) | 2023-04-10 | 2023-04-10 | Portable drilling device for geotechnical engineering investigation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310371820.0A CN116104423B (en) | 2023-04-10 | 2023-04-10 | Portable drilling device for geotechnical engineering investigation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116104423A CN116104423A (en) | 2023-05-12 |
| CN116104423B true CN116104423B (en) | 2023-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310371820.0A Active CN116104423B (en) | 2023-04-10 | 2023-04-10 | Portable drilling device for geotechnical engineering investigation |
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| CN (1) | CN116104423B (en) |
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