Geological survey drilling rig for geotechnical engineering and use method thereof

Abstract

The invention provides a geological exploration drilling device for geotechnical engineering and a using method thereof, and relates to the technical field of exploration drilling. The drilling device comprises a bottom table, an arched support, a guide support, a transverse shaft rotating table, a driving assembly, a clamping head, a Z-axis driving part, a drill rod, a sampling drill bit, a pipe storage frame, a pipe feeding tool and a clamping assembly. According to the geological exploration drilling device for geotechnical engineering, drilling work of large-depth holes can be completed by adopting the drill rod connected in a multi-section mode, the main body structure of the geological exploration drilling device for geotechnical engineering is small and convenient to move and use, and manpower and material resource cost can be saved when the geological exploration drilling device is applied to large-depth drilling work; in addition, the geological exploration drilling device for geotechnical engineering is provided with the transverse shaft rotating table and the pipe storage frame, the pipe storage frame is obliquely arranged to be in an L shape, a plurality of drill rods can be obliquely placed, the pipe storage frame is used in cooperation with the pipe feeding tool, the connection work of the multiple drill rods can be easily and efficiently completed, and the working intensity of large-depth drilling operation is further reduced.

Description

Technical Field

[0001] The present invention relates to the technical field of exploration drilling, and in particular to a geological exploration drilling device for geotechnical engineering and a use method thereof. Background Art

[0002] With the development of science and technology, people's living standards have been improved, and the demand for material resources has increased dramatically. People hope to be able to exploit natural resources deeper underground. Geological exploration is a prerequisite for exploiting geological resources. It plays an important role in determining the location, type and reserves of mineral resources, designing specific exploitation methods and selecting exploitation equipment. General geological exploration drilling equipment can only complete geological sampling work of a small depth, while deeper geological exploration work requires large-scale drilling equipment. Since geological exploration work is experimental and uncertain, it needs to be verified at multiple locations. The movement and use of large-scale drilling equipment consumes a lot of resources. For this reason, the present invention provides a geological exploration drilling device for geotechnical engineering and a method for using it. Summary of the invention

[0003] In view of the deficiencies in the prior art, the present invention provides a geological survey drilling device for geotechnical engineering and a method of using the same, which solves the problem that the existing portable geological survey drilling device cannot complete drilling operations at a greater depth.

[0004] To achieve the above objectives, the present invention provides a geological survey drilling device for geotechnical engineering, comprising a base, the bottom surface of which is provided with a drilling hole; an arch bracket, a transverse axis rotating table, a Z-axis driving member, a drill rod, a pipe storage rack and a clamping assembly, wherein the arch bracket is fixedly mounted on the top of the base, and at least one vertically arranged guide bracket is fixedly mounted between the inner top of the arch bracket and the top surface of the base; the transverse axis rotating table is slidably connected to the guide bracket, and a driving assembly is fixedly mounted on the rotating frame of the transverse axis rotating table, and a clamping head is fixedly mounted on the bottom output end of the driving assembly; the Z-axis driving member is mounted on the arch bracket and the transverse axis rotating table, and the Z-axis driving member is used to drive the transverse axis rotating table to slide up and down along the guide bracket;

[0005] The two ends of the drill rod are respectively a male head and a female head. There are multiple drill rods, which are distributed up and down, and the male heads of two adjacent drill rods are matched and connected with the female heads. The top end of the drill rod located at the top is fixedly installed with the clamping head, and the bottom end of the drill rod located at the bottom is fixedly installed with a sampling drill bit; the pipe storage rack is fixedly installed on the top of the base, and the pipe storage rack is an inclined L-shape, and an upper pipe tooling is installed on one side of the pipe storage rack; the clamping assembly is installed on the base, and the clamping assembly is used to clamp the drill rod located on the inner side of the drilling hole.

[0006] A better technical solution of the present invention: an auxiliary bracket is fixedly connected to the side of the arch bracket, and the auxiliary bracket includes a structural support part located on the inner side of the arch bracket and a stabilizing support part located on the outer side of the arch bracket and supported on the ground at the bottom.

[0007] The preferred technical solution of the present invention is as follows: the horizontal axis rotating table comprises a frame, a first shaft, a second shaft and an adjusting motor, the back of the frame is open, and a cover is installed on the back of the frame, a side frame is fixedly connected to the side of the frame, and the side frame is slidably connected to the guide bracket; the first shaft is rotatably connected to the frame, and the first end of the first shaft is located on the outside of the frame, and the first end of the first shaft is fixedly connected to the rotating frame, and the second end of the first shaft is located on the inside of the frame, and a large gear is fixedly installed on the second end of the first shaft; the second shaft is rotatably installed with the inner side wall of the frame, and a pinion and a first bevel gear are fixedly installed on the second shaft, and the pinion is meshed with the large gear for transmission; the adjusting motor is fixedly installed on the side of the frame, and the output shaft of the adjusting motor passes through the side wall of the frame, and a second bevel gear is fixedly installed on the output shaft of the adjusting motor, and the second bevel gear is meshed with the first bevel gear for transmission; the side of the rotating frame is fixedly connected to an ear, and a first pin hole corresponding to the eye hole of the ear is opened on the front of the frame, and a positioning pin is inserted into the eye hole of the ear and the first pin hole.

[0008] A better technical solution of the present invention is as follows: the driving assembly includes a mounting frame and a hydraulic driving motor, the mounting frame is fixedly connected to the rotating frame of the horizontal axis rotating table; the hydraulic driving motor is fixedly installed on the top of the mounting frame, the bottom end of the output shaft of the hydraulic driving motor passes through the mounting frame, and the bottom end of the output shaft of the hydraulic driving motor is fixedly installed with a clamping head.

[0009] The preferred technical solution of the present invention is as follows: the clamping head includes a first rotating disk body, a sliding frame, a first clamping member and a second clamping member, the first rotating disk body is fixedly installed at the bottom end of the output shaft of the hydraulic drive motor; the sliding frame is transversely fixedly installed at the bottom of the first rotating disk body, and a center plate is fixedly arranged in the middle of the sliding frame; the first clamping member and the second clamping member are both slidably connected to the sliding frame, and the first clamping member and the second clamping member are located on both sides of the center plate, and a tension screw assembly is connected between the first clamping member and the second clamping member.

[0010] A better technical solution of the present invention: the Z-axis driving component includes a threaded rod, a nut assembly, a first guide head, a second guide head and a main driving motor, the bottom end of the threaded rod is fixedly installed on the top of the horizontal axis rotating table; the first guide head and the second guide head are both fixedly connected to the arch bracket, and the threaded rod is located on the inner side of the first guide head and the inner side of the second guide head, and a gap is provided between the first guide head and the second guide head; the nut assembly is located between the first guide head and the second guide head, and the nut assembly is threadedly matched with the threaded rod; the main driving motor is fixedly connected to the arch bracket, and a driving gear is fixedly installed on the output end of the main driving motor, and a tooth portion meshing with the driving gear is provided on the outer side of the nut assembly.

[0011] The preferred technical solution of the present invention is as follows: the tube storage rack comprises a connecting bottom plate, the connecting bottom plate is fixedly installed with the top surface of the base, the top of the connecting bottom plate is fixedly connected with a short support plate and a long support plate at an angle of 90°, the long support plate is close to the drilling hole of the base, the front side of the long support plate is provided with a notch, the top end of the short support plate is fixedly connected with a limiting short plate, and the upper surface of the long support plate and the side away from the notch are fixedly connected with a plurality of limiting nails;

[0012] The upper tube tooling includes a second rotating disk and a hydraulic telescopic component, the back of the second rotating disk is fixedly connected with a mounting shaft, the back of the long supporting plate is provided with a cylindrical mounting seat, the mounting shaft is rotatably mounted on the inner side of the cylindrical mounting seat, the front of the second rotating disk is fixedly connected with supporting rollers and a connecting transverse axis, the supporting rollers and the connecting transverse axis are distributed at both ends of a diameter line on the front side of the second rotating disk; the first end of the hydraulic telescopic component is rotatably connected to the connecting transverse axis, and the second end of the hydraulic telescopic component is hinged to the top surface of the base.

[0013] The preferred technical solution of the present invention is as follows: the clamping assembly includes a U-shaped frame, a second telescopic member, a first clamping arm and a second clamping arm, the U-shaped frame is fixedly connected to the top surface of the base; the main body of the second telescopic member is fixedly connected to the outer side of the U-shaped frame, the telescopic end of the second telescopic member passes through the U-shaped frame, and the telescopic end of the second telescopic member is fixedly installed with an H-shaped frame; one end of the first clamping arm is rotatably connected to one end of the second clamping arm through a connecting shaft, and the connecting shaft is fixedly connected to the top surface of the base, a first spring is fixedly connected between the outer side of the first clamping arm and the inner side of the U-shaped frame, a second spring is fixedly connected between the outer side of the second clamping arm and the inner side of the U-shaped frame, a first clamping portion is provided on the inner side of one end of the first clamping arm away from the connecting shaft, and a second clamping portion is provided on the inner side of one end of the second clamping arm away from the connecting shaft.

[0014] A more preferred technical solution of the present invention is as follows: a ladder frame is fixedly installed on the top surface of the base platform, and the ladder frame is located at one side of the drilling hole.

[0015] The present invention also provides a method for using the above-mentioned geological survey drilling device for geotechnical engineering, which specifically comprises the following steps:

[0016] S1. Use conventional drilling equipment / drilling equipment to complete the drilling work of the first stage hole;

[0017] S2, moving the geological survey drilling device for geotechnical engineering to the working position, so that the drilling hole corresponds to the hole opening of the first stage hole, and then installing the first section of drill rod at the clamping head position, and installing the sampling drill bit at the bottom end of the first section of drill rod;

[0018] S3. The Z-axis driving component drives the transverse axis rotating table to move downward, and the driving assembly and the clamping head follow the transverse axis rotating table to move downward. The sampling drill bit and the first section of drill rod are inserted into the orifice of the first stage hole, and then the clamping assembly is controlled to clamp the top of the first section of drill rod. The clamping head is operated to loosen the first section of drill rod. The Z-axis driving component drives the transverse axis rotating table to move upward, and the driving assembly and the clamping head follow the transverse axis rotating table to move upward. The second section of drill rod in an inclined state placed on the tube storage rack is pushed onto the upper tube fixture. Then the transverse axis rotating table drives the driving assembly and the clamping head to rotate, adjust the inclination angle of the clamping head, and use the upper tube fixture to adjust the top height of the second section of drill rod. and the inclination angle, so that the top height of the second drill rod section is consistent with the height of the clamping head, and the inclination angle of the second drill rod section is consistent with the inclination angle of the clamping head, then the clamping head is operated to clamp the top end of the second drill rod section, and then the Z-axis driving member drives the horizontal axis rotating table to move upward, the driving assembly and the clamping head follow the horizontal axis rotating table to move upward, and the clamping head drives the second drill rod section to break away from the restriction of the storage rack, and finally the second drill rod section is adjusted to a vertical state through the horizontal axis rotating table, the Z-axis driving member drives the horizontal axis rotating table to move downward, the driving assembly and the clamping head follow the horizontal axis rotating table to move downward, and the bottom end of the second drill rod section is aligned with the top end of the first drill rod section and connected together;

[0019] S4. Repeat step S3 to connect the third section of drill rod until the required number of drill rods are connected. After the drill rods reach the drilling depth, the drill rods are pushed down by the Z-axis drive and the drive assembly drives the drill rods to rotate to complete the drilling of the second stage of the hole.

[0020] The present invention has the following beneficial effects:

[0021] (1) The present invention can complete the drilling of deep holes by adopting a drill rod connected in a multi-section form, and the main structure of the geological survey drilling device for geotechnical engineering is relatively small, belonging to small and medium-sized exploration equipment, which is easy to move and use. Putting it into deep drilling operations can save manpower and material costs; and the geological survey drilling device for geotechnical engineering is designed with a horizontal axis rotating table, which can control the rotation angle of the driving component and the clamping head, and a pipe storage rack is also designed on the bottom platform. The pipe storage rack is tilted in an L shape, which can tilt multiple drill rods and be used together with the upper pipe tooling to easily and efficiently complete the connection of multiple sections of drill rods, further reducing the work intensity of deep drilling operations.

[0022] (2) The present invention designs a horizontal axis rotating table, which relies on adjusting the motor to drive the bevel gear group (the first bevel gear and the second bevel gear) and the reduction gear group (the small gear and the large gear) to drive the rotating frame, so as to stably control the angle of the driving component, and designs positioning pins to keep the driving component in a stable vertical state, which can maintain the stability of the driving component during drilling and ensure the stability of the drilling process. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional diagram of the overall structure of the present invention;

[0024] Figure 2 It is a front view of the overall structure of the present invention;

[0025] Figure 3 It is a side view of the overall structure of the present invention;

[0026] Figure 4 It is a partial three-dimensional view of the tube storage rack and the tube loading tooling in the present invention;

[0027] Figure 5 A three-dimensional view of the transverse axis rotating table and the driving assembly of the present invention;

[0028] Figure 6 for Figure 2 A partial enlarged view in the middle;

[0029] Figure 7 for Figure 5 A partial enlarged view of point B in the middle;

[0030] Figure 8 It is a first-view stereoscopic schematic diagram of the horizontal axis rotating platform in the present invention;

[0031] Fig. 9 It is a second perspective stereoscopic schematic diagram of the horizontal axis rotating platform of the present invention;

[0032] Fig.10 It is a three-dimensional schematic diagram of the clamping assembly in the present invention.

[0033] Among them, 1, base; 1a, drilling hole; 2, arch bracket; 3, guide bracket; 4, auxiliary bracket; 5, horizontal axis rotating table; 501, frame; 502, side frame; 503, first pin hole; 504, rotating frame; 505, ear; 506, positioning pin; 507, first shaft; 508, large gear; 509, second shaft; 5010, first bevel gear; 5011, small gear; 5012, adjustment motor; 5013, second bevel gear; 6, drive assembly; 601, mounting frame; 602, hydraulic drive motor; 7, clamping head; 701, first rotating disk; 702, sliding frame; 703, center plate; 704, first clamping member; 705, second clamping member; 8, drill rod; 9, sampling drill bit; 10, threaded rod; 11, first guide head; 12, second guide head ; 13. Nut assembly; 14. Main drive motor; 14a. Drive gear; 15. Storage rack; 1501. Connecting bottom plate; 1502. Short support plate; 1503. Long support plate; 1504. Notch; 1505. Restricting short plate; 1506. Restricting nail; 16. Upper tube tooling; 1601. Cylindrical mounting seat; 1602. Second rotating disk; 1603. Support roller; 1604. Connecting horizontal axis; 1605. Hydraulic telescopic member; 17. Ladder frame; 18. Clamping assembly; 1801. U-shaped frame; 1802. Second telescopic member; 1803. H-shaped frame; 1804. First clamping arm; 1805. Second clamping arm; 1806. Connecting shaft; 1807. First spring; 1808. Second spring; 1809. First clamping part; 18010. Second clamping part. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0035] Embodiment 1:

[0036] The embodiment of the present invention provides a geological survey drilling device for geotechnical engineering, such as Figure 1-Figure 10 As shown, it includes a base 1, an arch support 2, a guide support 3, a transverse axis rotating table 5, a drive assembly 6, a clamping head 7, a Z-axis drive component, a drill rod 8, a sampling drill bit 9, a tube storage rack 15, a tube loading tool 16 and a clamping assembly 18.

[0037] The base 1 adopts a vehicle-mounted base or a stable platform set up on the ground. The vehicle-mounted base has the advantage of being easy to move. A drilling hole 1a is opened on the bottom surface of the base 1. The diameter of the drilling hole 1a is larger than the diameter of the sampling drill bit 9, so that the sampling drill bit 9 can extend downward from the drilling hole 1a. The arch bracket 2 is fixedly installed on the top of the base 1. The arch bracket 2 is a large arch structure greater than 300°. At least one vertically arranged guide bracket 3 is fixedly installed between the inner top of the arch bracket 2 and the top surface of the base 1. The guide bracket 3 is for The movement of the transverse axis rotating table 5 plays a guiding role. The guide bracket 3 is parallel to the direction of the Z-axis driving member. The transverse axis rotating table 5 is slidably connected with the guide bracket 3, so that the transverse axis rotating table 5 can move stably. A driving component 6 is fixedly installed on the rotating frame 504 of the transverse axis rotating table 5. The driving component 6 provides a rotational driving force for drilling. A clamping head 7 is fixedly installed at the bottom output end of the driving component 6. The driving component 6 can drive the clamping head 7 to rotate. The clamping head 7 is used to clamp and fix the top of the uppermost drill rod 8. The Z-axis driving member is installed on the arch bracket. 2 and the transverse axis rotating table 5, the Z-axis driving member is used to drive the transverse axis rotating table 5 to slide up and down along the guide bracket 3, the two ends of the drill rod 8 are respectively a male head and a female head, the drill rod 8 has multiple, the multiple drill rods 8 are distributed up and down, and the male heads of two adjacent drill rods 8 are matched and connected with the female heads, for example, the male head and the female head can both be threaded structures, the top end of the drill rod 8 at the top is fixedly installed with the clamping head 7, that is, the clamping head 7 clamps and fixes the top end of the drill rod 8 at the top, and the bottom end of the drill rod 8 at the bottom is fixedly installed with a sampling drill bit 9, and the sampling drill bit 9 is fixedly installed. The bottom of the sample drill bit 9 has teeth, which can complete the drilling and sampling work. The pipe storage rack 15 is fixedly installed on the top of the base 1. The pipe storage rack 15 is an L-shape that is tilted. The drill rod 8 relies on one side of the pipe storage rack 15, so that the drill rod 8 is also tilted. The operator can manipulate the drill rod 8 to be fixed on the pipe storage rack 15. An upper pipe tooling 16 is installed on one side of the pipe storage rack 15. The upper pipe tooling 16 is used to adjust the inclination angle of the drill rod 8. The clamping assembly 18 is installed on the base 1, and the clamping assembly 18 is used to clamp the drill rod 8 located on the inner side of the drilling hole 1a.

[0038] During the drilling process, the Z-axis driving member drives the horizontal axis rotating table 5 to move downward, and the driving assembly 6 drives the clamping head 7 to rotate, thereby driving the drill rod 8 and the sampling drill bit 9 to rotate to complete the drilling work.

[0039] The present invention adopts a drill rod 8 connected in a multi-section form, and by connecting multiple drill rods 8, the drilling work of a large depth hole can be completed; and the present invention designs a set of structures consisting of a transverse axis rotating table 5, a pipe storage rack 15, a pipe loading tool 16 and a clamping assembly 18, which can easily and efficiently complete the connection of the drill rod 8. The specific principle is: the first section of the drill rod is installed at the position of the clamping head 7, and then the sampling drill bit 9 is installed at the bottom end of the first section of the drill rod. The Z-axis driving member drives the transverse axis rotating table 5 to move downward, and the driving assembly 6 and the clamping head 7 follow the transverse axis rotation. The turntable 5 moves downward, the sampling drill bit 9 and the first section of the drill pipe are inserted into the hole below, and then the clamping assembly 18 is controlled to clamp the top of the first section of the drill pipe. The user operates the clamping head 7 to loosen the first section of the drill pipe. The Z-axis drive drives the horizontal axis rotating table 5 to move upward, and the drive assembly 6 and the clamping head 7 move upward with the horizontal axis rotating table 5. The staff pushes the second section of the drill pipe in an inclined state placed on the storage rack 15 onto the upper pipe fixture 16, and then the horizontal axis rotating table 5 drives the drive assembly 6 and the clamping head 7 to rotate, and the adjustment The tilt angle of the clamping head 7 is adjusted, and the top height and tilt angle of the second drill pipe section are adjusted by using the upper pipe fixture 16, so that the top height of the second drill pipe section is consistent with the height of the clamping head 7, and the tilt angle of the second drill pipe section is consistent with the tilt angle of the clamping head 7. Finally, the clamping head 7 is operated to clamp the top of the second drill pipe section, and then the Z-axis driving member is used to drive the horizontal axis rotating table 5 to move upward, and the driving assembly 6 and the clamping head 7 move upward with the horizontal axis rotating table 5, and the clamping head 7 drives the second drill pipe section to break away from the restriction of the storage rack 15. Finally, the second section of the drill rod is adjusted to a vertical state through the transverse axis rotating table 5, and then the Z-axis driving component drives the transverse axis rotating table 5 to move downward, and the driving assembly 6 and the clamping head 7 move downward with the transverse axis rotating table 5. The bottom end of the second section of the drill rod is aligned with the top end of the first section of the drill rod and connected together, and then the above operation is repeated to connect the third section of the drill rod, the third section of the drill rod..., until the connection of the required number of drill rods 8 is completed, and finally the Z-axis driving component pushes down the drill rod 8, and the driving assembly 6 drives the drill rod to rotate to complete the deep hole drilling work.

[0040] In the first embodiment, Figure 1 and Figure 2 As shown, an auxiliary bracket 4 is fixedly connected to the side of the arch bracket 2, and the auxiliary bracket 4 includes a structural support portion located on the inner side of the arch bracket 2 and a stabilizing support portion located on the outer side of the arch bracket 2 and supported on the ground at its bottom end. The structural support portion is used to improve the stability of the arch bracket 2, and the stabilizing support portion is used to improve the stability of the geological survey and drilling device for geotechnical engineering and the ground. The structural support portion and the stabilizing support portion can be an integrated structure.

[0041] In the first embodiment, Figure 8 and Fig. 9As shown, the horizontal axis rotating platform 5 includes a frame 501, a first shaft 507, a rotating frame 504, a small gear 5011, a large gear 508, a second shaft 509, a second bevel gear 5013, a first bevel gear 5010, and an adjusting motor 5012. The back of the frame 501 is open, and a cover is installed on the back of the frame 501. The cover can be opened to facilitate the installation of various structures inside the frame 501. The side of the frame 501 is fixedly connected with a side frame 502. The side frame 502 is provided with a sliding sleeve hole that cooperates with the guide bracket 3. The side frame 502 is slidably connected with the guide bracket 3. The guide bracket 3 is used to guide the horizontal axis rotating platform 5. The first shaft 507 is rotatably connected with the frame 501, and the first end of the first shaft 507 is located outside the frame 501. The first end of the first shaft 507 is fixedly connected with the rotating frame 504, and the second end of the first shaft 507 is located outside the frame 501. A large gear 508 is fixedly installed on the inner side of the frame 501, and the second end of the first shaft member 507 is fixedly installed. The second shaft member 509 is rotatably installed with the inner wall of the frame 501, and a small gear 5011 and a first bevel gear 5010 are fixedly installed on the second shaft member 509. The small gear 5011 is meshed with the large gear 508 for transmission. The adjusting motor 5012 is fixedly installed on the side of the frame 501, and the output shaft of the adjusting motor 5012 passes through the side wall of the frame 501, and a second bevel gear 5013 is fixedly installed on the output shaft of the adjusting motor 5012, and the second bevel gear 5013 is meshed with the first bevel gear 5010 for transmission.

[0042] The adjusting motor 5012 provides rotational power, and its output shaft drives the second bevel gear 5013 to rotate. The second bevel gear 5013 meshes with the first bevel gear 5010, thereby driving the first bevel gear 5010 to rotate. The first bevel gear 5010 is fixedly connected to the second shaft member 509, so the second shaft member 509 will also rotate, driving the small gear 5011 fixed to the second shaft member 509 to rotate. The small gear 5011 meshes with the large gear 508 to achieve reduction transmission, driving the large gear 508 to rotate, and then driving the first shaft member 507 and the rotating frame 504 to rotate.

[0043] An ear 505 is fixedly connected to the side of the rotating frame 504, and a first pin hole 503 corresponding to the eye hole of the ear 505 is opened on the front of the frame 501. A positioning pin 506 is inserted into the eye hole of the ear 505 and the first pin hole 503. When adjusting the rotation of the rotating frame 504, the positioning pin 506 needs to be pulled out; when performing drilling operations, the driving assembly 6 needs to be stable, and the positioning pin 506 can be installed. When the positioning pin 506 is installed, the driving assembly 6 is in a vertical state.

[0044] In the first embodiment, Figure 5 , Figure 7 and Figure 8As shown, the driving assembly 6 includes a mounting frame 601 and a hydraulic drive motor 602. The mounting frame 601 is fixedly connected to the rotating frame 504 of the horizontal axis rotating platform 5, and the mounting frame 601 and the horizontal axis rotating platform 5 are in a T-shaped structure. The hydraulic drive motor 602 is fixedly installed on the top of the mounting frame 601, and the bottom end of the output shaft of the hydraulic drive motor 602 passes through the mounting frame 601, and the bottom end of the output shaft of the hydraulic drive motor 602 is fixedly installed with the clamping head 7. The hydraulic drive motor 602 is used to drive the clamping head 7 to rotate, thereby driving the drill rod 8 clamped by the clamping head 7 to rotate, and then driving the sampling drill bit 9 at the bottom end of the drill rod 8 to drill.

[0045] In the first embodiment, Figure 5 and Figure 7 As shown, the clamping head 7 includes a first rotating disc body 701, a sliding frame 702, a first clamping member 704 and a second clamping member 705. The first rotating disc body 701 is fixedly installed at the bottom end of the output shaft of the hydraulic drive motor 602, and the hydraulic drive motor 602 can drive the first rotating disc body 701 to rotate. The sliding frame 702 is fixedly installed horizontally at the bottom of the first rotating disc body 701, and a center plate 703 is fixedly arranged in the middle of the sliding frame 702. The first clamping member 704 and the second clamping member 705 are both slidably connected to the sliding frame 702, and the first clamping member 704 and the second clamping member 705 are located on both sides of the center plate 703. A tension screw assembly is connected between the first clamping member 704 and the second clamping member 705, and the tension screw assembly includes a screw and nuts located at both ends of the screw. When the nuts are tightened, the first clamping member 704 and the second clamping member 705 can be pushed toward the middle to clamp, that is, the first clamping member 704 and the second clamping member 705 clamp and fix the top end of the drill rod 8; conversely, when the nuts of the tension screw assembly are loosened, the first clamping member 704 and the second clamping member 705 can be separated, and the top end of the drill rod 8 can be loosened.

[0046] In the first embodiment, Figure 1 , Figure 5 and Figure 6As shown, the Z-axis driving member includes a threaded rod 10, a first guide head 11, a second guide head 12, a nut assembly 13 and a main driving motor 14. The bottom end of the threaded rod 10 is fixedly installed with the top of the horizontal axis rotating table 5, the first guide head 11 and the second guide head 12 are both fixedly connected with the arch support 2, and the threaded rod 10 is located on the inner side of the first guide head 11 and the inner side of the second guide head 12, the first guide head 11 and the second guide head 12 are both used to guide the threaded rod 10, a gap is provided between the first guide head 11 and the second guide head 12, the nut assembly 13 is located between the first guide head 11 and the second guide head 12, and the nut assembly 13 is threadedly matched with the threaded rod 10, the main driving motor 14 is fixedly connected with the arch support 2, and the output end of the main driving motor 14 is fixedly installed with a driving gear 14a, and the outer side of the nut assembly 13 is provided with a toothed portion meshing with the driving gear 14a. When in use, the main drive motor 14 is connected to the hydraulic source, and the driving gear 14a of the main drive motor 14 rotates, thereby driving the nut assembly 13 to rotate, and the nut assembly 13 is threadedly matched with the threaded rod 10, thereby driving the threaded rod 10 to move up and down.

[0047] In the first embodiment, Figure 3 and Figure 4 As shown, the pipe storage rack 15 includes a connecting bottom plate 1501, which is fixedly installed on the top surface of the base 1, and the top of the connecting bottom plate 1501 is fixedly connected with a short support plate 1502 and a long support backing plate 1503 at an angle of 90°, the long support backing plate 1503 is close to the drilling hole 1a of the base 1, and a notch 1504 is provided on the front side of the long support backing plate 1503, and the top of the short support plate 1502 is fixedly connected with a limiting short plate 1505, and the limiting short plate 1505 is nearly parallel to the long support backing plate 1503, and a plurality of limiting nails 1506 are fixedly connected to the upper surface of the long support backing plate 1503 and on the side away from the notch 1504, and the limiting nails 1506 are used to limit the drill rod 8 from rolling down. Multiple drill rods 8 lean against the long support plate 1503, and the bottom ends of the drill rods 8 rest against the short support plate 1502. The short support plate 1502, the long support plate 1503 and the limiting short plate 1505 form a groove structure at the bottom for limiting the bottom ends of the drill rods 8.

[0048] In the first embodiment, Figure 4As shown, the upper tube tooling 16 includes a second rotating disk 1602 and a hydraulic telescopic member 1605. The back of the second rotating disk 1602 is fixedly connected with a mounting shaft, the back of the long support plate 1503 is provided with a cylindrical mounting seat 1601, the mounting shaft is rotatably mounted on the inner side of the cylindrical mounting seat 1601, so that the second rotating disk 1602 can rotate freely, the front of the second rotating disk 1602 is fixedly connected with a supporting roller 1603 and a connecting horizontal axis 1604, the supporting roller 1603 and the connecting horizontal axis 1604 are distributed at the two end positions of a diameter line on the front side of the second rotating disk 1602, the first end of the hydraulic telescopic member 1605 is rotatably connected to the connecting horizontal axis 1604, and the second end of the hydraulic telescopic member 1605 is hinged to the top surface of the base 1.

[0049] The user adjusts the position of the drill rods 8 by rolling inside the tube storage rack 15, and rolls one of the drill rods 8 to the position where the notch 1504 is located. At this time, since the drill rod 8 cannot be supported by the long support plate 1503, the drill rod 8 tilts, and one side of the drill rod 8 leans on the support roller 1603. The second rotating disk 1602 is driven to rotate by controlling the length of the hydraulic telescopic part 1605, and then the position of the support roller 1603 is adjusted, thereby adjusting the inclination angle of the drill rod 8.

[0050] In the first embodiment, the clamping assembly 18, such as Fig.10 As shown, it includes a U-shaped frame 1801, a second telescopic member 1802, a first clamping arm 1804, a second clamping arm 1805, a first spring 1807, and a second spring 1808. The U-shaped frame 1801 is fixedly connected to the top surface of the base 1, the main body of the second telescopic member 1802 is fixedly connected to the outer side of the U-shaped frame 1801, the telescopic end of the second telescopic member 1802 passes through the U-shaped frame 1801, and the telescopic end of the second telescopic member 1802 is fixedly installed with an H-shaped frame 1803, one end of the first clamping arm 1804 is rotatably connected to one end of the second clamping arm 1805 through a connecting shaft 1806, and the connecting shaft 1806 is fixedly connected to the top surface of the base 1. A first spring 1807 is fixedly connected between the outer side of the first clamping arm 1804 and the inner side of the U-shaped frame 1801, a second spring 1808 is fixedly connected between the outer side of the second clamping arm 1805 and the inner side of the U-shaped frame 1801, a first clamping portion 1809 is provided on the inner side of one end of the first clamping arm 1804 away from the connecting shaft 1806, and a second clamping portion 18010 is provided on the inner side of one end of the second clamping arm 1805 away from the connecting shaft 1806.

[0051] When in use, the second telescopic member 1802 pushes the H-shaped frame 1803 forward, and the two sides of the H-shaped frame 1803 squeeze the outer side surfaces of the first clamping arm 1804 and the second clamping arm 1805, so that the first clamping arm 1804 and the second clamping arm 1805 overcome the elastic force of the first spring 1807 and the second spring 1808 to clamp and fix the drill rod 8; conversely, when the second telescopic member 1802 retreats, the first clamping arm 1804 and the second clamping arm 1805 are reset under the elastic pulling force of the first spring 1807 and the second spring 1808.

[0052] In the first embodiment, Figure 1 As shown, a ladder frame 17 is fixedly installed on the top surface of the base 1, and the ladder frame 17 is used by the user when operating the clamping head 7.

[0053] Embodiment 2: A method for using the geological survey drilling device for geotechnical engineering described in Embodiment 1 is provided, which specifically comprises the following steps:

[0054] S1. Use conventional drilling equipment / boring equipment to complete the drilling work of the first stage hole.

[0055] S2. Move the geological exploration drilling device for geotechnical engineering to the working position so that the drilling hole 1a corresponds to the orifice of the first stage hole, then install the first section of drill pipe at the position of the clamping head 7, and install the sampling drill bit 9 at the bottom end of the first section of drill pipe, the Z-axis driving component drives the transverse axis rotating table 5 to move downward, the driving component 6 and the clamping head 7 follow the transverse axis rotating table 5 to move downward, the sampling drill bit 9 and the first section of drill pipe are inserted into the orifice of the first stage hole, and then control the clamping component 18 to clamp the top end of the first section of drill pipe, operate the clamping head 7 to release the first section of drill pipe, the Z-axis driving component drives the transverse axis rotating table 5 to move upward, the driving component 6 and the clamping head 7 follow the transverse axis rotating table 5 to move upward, the staff pushes the second section of drill pipe in an inclined state placed on the storage rack 15 onto the upper pipe fixture 16, and then the transverse axis rotating table 5 drives the driving component 6 and the clamping head 7 to rotate, adjust the inclination angle of the clamping head 7, and use the upper pipe fixture 16 to adjust the second section The top height and inclination angle of the drill rod make the top height of the second drill rod consistent with the height of the clamping head 7, and the inclination angle of the second drill rod consistent with the inclination angle of the clamping head 7. Finally, the clamping head 7 is operated to clamp the top end of the second drill rod. Then the Z-axis driving member drives the transverse axis rotating table 5 to move upward, and the driving assembly 6 and the clamping head 7 follow the transverse axis rotating table 5 to move upward. The clamping head 7 drives the second drill rod to break away from the restriction of the storage rack 15. Finally, the second drill rod is adjusted to a vertical state through the transverse axis rotating table 5. Then the Z-axis driving member drives the transverse axis rotating table 5 to move downward, and the driving assembly 6 and the clamping head 7 follow the transverse axis rotating table 5 to move downward. The bottom end of the second drill rod is aligned with the top end of the first drill rod and connected together. Then repeat the above operation to connect the third drill rod until the connection of the required number of drill rods is completed. Finally, the Z-axis driving member pushes down the drill rod 8, and the driving assembly 6 drives the drill rod to rotate to complete the drilling work of the second stage hole.

[0056] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A geological survey drilling device for geotechnical engineering, comprising a base (1), wherein a drilling hole (1a) is provided on the bottom surface of the base (1); characterized in that: The drilling device also includes an arch support (2), a transverse axis rotating table (5), a Z-axis driving member, a drill rod (8), a pipe storage rack (15) and a clamping assembly (18); the arch support (2) is fixedly mounted on the top of the base (1), and at least one vertically arranged guide bracket (3) is fixedly mounted between the inner top of the arch support (2) and the top surface of the base (1); the transverse axis rotating table (5) is slidably connected to the guide bracket (3), and a driving assembly (6) is fixedly mounted on the rotating frame (504) of the transverse axis rotating table (5), and a clamping head (7) is fixedly mounted on the bottom output end of the driving assembly (6); the Z-axis driving member is mounted on the arch support (2) and the transverse axis rotating table (5), and the Z-axis driving member is used to drive the transverse axis rotating table (5) to slide up and down along the guide bracket (3); The drill rods (8) are provided with a plurality of them, each of which has a male head and a female head at both ends, and the plurality of the drill rods (8) are distributed vertically, and the male heads and female heads of two vertically adjacent drill rods (8) are matched and connected, the top end of the drill rod (8) located at the top is fixedly mounted on the clamping head (7), and the bottom end of the drill rod (8) located at the bottom is fixedly mounted with a sampling drill bit (9); The pipe storage rack (15) is fixedly mounted on the top of the base (1); the pipe storage rack (15) is in an inclined L-shape; a pipe upper tooling (16) is mounted on one side of the pipe storage rack (15); the clamping assembly (18) is mounted on the base (1); the clamping assembly (18) is used to clamp a drill rod (8) located inside a drilling hole (1a).

2. A geological survey drilling device for geotechnical engineering according to claim 1, characterized in that: An auxiliary support (4) is fixedly connected to the side of the arch support (2), and the auxiliary support (4) comprises a structural support portion located on the inner side of the arch support (2) and a stabilizing support portion located on the outer side of the arch support (2) and with its bottom end supported on the ground.

3. A geological survey drilling device for geotechnical engineering according to claim 1, characterized in that: The transverse axis rotating platform (5) comprises a frame (501), a first shaft (507), a second shaft (509) and an adjusting motor (5012); the back of the frame (501) is open, and a cover is installed on the back of the frame (501); a side frame (502) is fixedly connected to the side of the frame (501), and the side frame (502) is slidably connected to the guide bracket (3); the first shaft (507) is rotatably connected to the frame (501), the first end of the first shaft (507) is located outside the frame (501), and the first end of the first shaft (507) is fixedly connected to the rotating frame (504); the second end of the first shaft (507) is located inside the frame (501), and a large gear (508) is fixedly installed on the second end of the first shaft (507); The second shaft member (509) is rotatably mounted on the inner side wall of the frame (501), and a pinion gear (5011) and a first bevel gear (5010) are fixedly mounted on the second shaft member (509), and the pinion gear (5011) is meshed with the large gear (508) for transmission; the regulating motor (5012) is fixedly mounted on the side of the frame (501), and the output shaft of the regulating motor (5012) passes through the side wall of the frame (501), and a second bevel gear (5013) is fixedly mounted on the output shaft of the regulating motor (5012), and the second bevel gear (5013) is meshed with the first bevel gear (5010) for transmission; An ear portion (505) is fixedly connected to the side of the rotating frame (504), a first pin hole (503) corresponding to the eye hole of the ear portion (505) is opened on the front of the frame body (501), and a positioning pin (506) is inserted into the eye hole of the ear portion (505) and the first pin hole (503).

4. A geological survey drilling device for geotechnical engineering according to claim 1, characterized in that: The driving assembly (6) comprises a mounting frame (601) and a hydraulic driving motor (602); the mounting frame (601) is fixedly connected to a rotating frame (504) of a horizontal axis rotating platform (5); the hydraulic driving motor (602) is fixedly mounted on the top of the mounting frame (601); the bottom end of the output shaft of the hydraulic driving motor (602) passes through the mounting frame (601); and the bottom end of the output shaft of the hydraulic driving motor (602) is fixedly mounted on a clamping head (7).

5. A geological survey drilling device for geotechnical engineering according to claim 4, characterized in that: The clamping head (7) comprises a first rotating disk body (701), a sliding frame (702), a first clamping member (704) and a second clamping member (705); the first rotating disk body (701) is fixedly mounted on the bottom end of the output shaft of the hydraulic drive motor (602); the sliding frame (702) is transversely fixedly mounted on the bottom of the first rotating disk body (701), and a center plate (703) is fixedly arranged in the middle of the sliding frame (702); the first clamping member (704) and the second clamping member (705) are both slidably connected to the sliding frame (702), and the first clamping member (704) and the second clamping member (705) are located on both sides of the center plate (703), and a tension screw assembly is connected between the first clamping member (704) and the second clamping member (705).

6. A geological survey drilling device for geotechnical engineering according to claim 1, characterized in that: The Z-axis driving member comprises a threaded rod (10), a first guide head (11), a second guide head (12), a nut assembly (13) and a main driving motor (14); the bottom end of the threaded rod (10) is fixedly mounted on the top of the transverse axis rotating table (5); the first guide head (11) and the second guide head (12) are both fixedly connected to the arch support (2), and the threaded rod (10) is located on the inner side of the first guide head (11) and the inner side of the second guide head (12), and a gap is provided between the first guide head (11) and the second guide head (12); the nut assembly (13) is located between the first guide head (11) and the second guide head (12), and the nut assembly (13) is threadedly matched with the threaded rod (10); the main driving motor (14) is fixedly connected to the arch support (2), and a driving gear (14a) is fixedly mounted on the output end of the main driving motor (14), and a toothed portion meshing with the driving gear (14a) is provided on the outer side of the nut assembly (13).

7. A geological survey drilling device for geotechnical engineering according to claim 1, characterized in that: The pipe storage rack (15) comprises a connecting bottom plate (1501), the connecting bottom plate (1501) is fixedly installed on the top surface of the base (1), the top of the connecting bottom plate (1501) is fixedly connected with a short support plate (1502) and a long support backing plate (1503) at an angle of 90°, the long support backing plate (1503) is close to the drilling hole (1a) of the base (1), the front side of the long support backing plate (1503) is provided with a notch (1504), the top end of the short support plate (1502) is fixedly connected with a limiting short plate (1505), and the upper surface of the long support backing plate (1503) and the side away from the notch (1504) are fixedly connected with a plurality of limiting nails (1506); The upper tube tooling (16) comprises a second rotating disk (1602) and a hydraulic telescopic member (1605), wherein the back of the second rotating disk (1602) is fixedly connected with a mounting shaft, the back of the long supporting back plate (1503) is provided with a cylindrical mounting seat (1601), and the mounting shaft is rotatably mounted on the inner side of the cylindrical mounting seat (1601), and the front of the second rotating disk (1602) is fixedly connected with a supporting roller (1603) and a connecting transverse axis (1604), and the supporting roller (1603) and the connecting transverse axis (1604) are distributed at two end positions on a diameter line on the front side of the second rotating disk (1602); the first end of the hydraulic telescopic member (1605) is rotatably connected to the connecting transverse axis (1604), and the second end of the hydraulic telescopic member (1605) is hinged to the top surface of the base (1).

8. A geological survey drilling device for geotechnical engineering according to claim 1, characterized in that: The clamping assembly (18) comprises a U-shaped frame (1801), a second telescopic member (1802), a first clamping arm (1804) and a second clamping arm (1805); the U-shaped frame (1801) is fixedly connected to the top surface of the base (1); the main body of the second telescopic member (1802) is fixedly connected to the outer side of the U-shaped frame (1801); the telescopic end of the second telescopic member (1802) passes through the U-shaped frame (1801), and the telescopic end of the second telescopic member (1802) is fixedly mounted with an H-shaped frame (1803); One end of the first clamping arm (1804) is rotatably connected to one end of the second clamping arm (1805) via a connecting shaft (1806); the connecting shaft (1806) is fixedly connected to the top surface of the base (1); a first spring (1807) is fixedly connected between the outer side of the first clamping arm (1804) and the inner side of the U-shaped frame (1801); a second spring (1808) is fixedly connected between the outer side of the second clamping arm (1805) and the inner side of the U-shaped frame (1801); a first clamping portion (1809) is provided on the inner side of one end of the first clamping arm (1804) away from the connecting shaft (1806); and a second clamping portion (18010) is provided on the inner side of one end of the second clamping arm (1805) away from the connecting shaft (1806).

9. A geological survey drilling device for geotechnical engineering according to claim 1, characterized in that: A ladder frame (17) is fixedly mounted on the top surface of the base platform (1), and the ladder frame (17) is located on one side of the drilling hole (1a).

10. A method for using the geological survey drilling device for geotechnical engineering according to any one of claims 1 to 9, characterized in that: The specific steps include: S1. Use conventional drilling equipment / drilling equipment to complete the drilling work of the first stage hole; S2, moving the geological survey drilling device for geotechnical engineering to the working position, so that the drilling hole corresponds to the hole opening of the first stage hole, and then installing the first section of drill rod at the clamping head position, and installing the sampling drill bit at the bottom end of the first section of drill rod; S3. The Z-axis driving component drives the transverse axis rotating table to move downward, and the driving assembly and the clamping head follow the transverse axis rotating table to move downward. The sampling drill bit and the first section of drill rod are inserted into the orifice of the first stage hole, and then the clamping assembly is controlled to clamp the top of the first section of drill rod. The clamping head is operated to loosen the first section of drill rod. The Z-axis driving component drives the transverse axis rotating table to move upward, and the driving assembly and the clamping head follow the transverse axis rotating table to move upward. The second section of drill rod in an inclined state placed on the tube storage rack is pushed onto the upper tube fixture. Then the transverse axis rotating table drives the driving assembly and the clamping head to rotate, adjust the inclination angle of the clamping head, and use the upper tube fixture to adjust the top height of the second section of drill rod. and the inclination angle, so that the top height of the second drill rod section is consistent with the height of the clamping head, and the inclination angle of the second drill rod section is consistent with the inclination angle of the clamping head, then the clamping head is operated to clamp the top end of the second drill rod section, and then the Z-axis driving member drives the horizontal axis rotating table to move upward, the driving assembly and the clamping head follow the horizontal axis rotating table to move upward, and the clamping head drives the second drill rod section to break away from the restriction of the storage rack, and finally the second drill rod section is adjusted to a vertical state through the horizontal axis rotating table, the Z-axis driving member drives the horizontal axis rotating table to move downward, the driving assembly and the clamping head follow the horizontal axis rotating table to move downward, and the bottom end of the second drill rod section is aligned with the top end of the first drill rod section and connected together; S4. Repeat step S3 to connect the third section of drill rod until the required number of drill rods are connected. After the drill rods reach the drilling depth, the drill rods are pushed down by the Z-axis drive and the drive assembly drives the drill rods to rotate to complete the drilling of the second stage of the hole.

Images