Drilling and coring equipment for geological exploration

Abstract

The drilling and coring equipment comprises a base, wheel carriers are connected to the four corners of the bottom of the base, moving wheels are installed at the lower ends of the wheel carriers, an armrest frame is connected to the right side of the top of the base, a PLC is connected to the armrest frame, a storage battery is connected to the inner wall of the armrest frame, and a storage box is connected to the center of the top of the base. A steering shaft is connected to the left side of the top of the bracket, a workbench is rotationally arranged on the upper portion of the outer wall of the steering shaft, a drilling seat is connected to the left side of the top of the workbench, and a coring frame is connected to the right side of the top of the workbench. The drilling device is reasonable in structural design, drilling operation can be effectively completed, the coring work requirements of different depths can be met, follow-up inspection research is facilitated, and storage is facilitated when the drilling device is not used.

Description

Technical Field

[0001] The invention relates to the technical field of geological prospecting equipment, and in particular to a coring equipment for geological prospecting. Background Art

[0002] Geological exploration is the investigation and research activity of exploring and detecting the geology through various means and methods, determining the appropriate bearing layer, determining the foundation type according to the bearing capacity of the bearing layer, and calculating the foundation parameters. It is to investigate and study the geological conditions such as rocks, strata, structures, minerals, hydrology, and landforms in a certain area in order to find out the quality and quantity of minerals and the technical conditions for mining and utilization, and to provide the mineral reserves and geological data required for mine construction design.

[0003] In geological exploration, drilling equipment is often used for sampling operations. Technical personnel in this field have conducted research and improvements on this. For example, a drilling and coring equipment for geological exploration with application number 20192135333.0 is disclosed. This technical solution can stably drill holes by cooperating with a rotating motor, a plug rod, a nut seat, a connecting column, a threaded rod, a reduction motor, a movable plate and a mounting seat. However, this technical solution cannot perform coring operations on soil layers of different depths, which is not conducive to investigating and studying geological conditions. For this reason, we propose a drilling and coring equipment for geological exploration. Summary of the invention

[0004] The purpose of the present invention is to provide a drilling and coring device for geological exploration to overcome the technical problems existing in the prior art.

[0005] In order to achieve the above technical objectives and the above technical effects, the present invention provides the following technical solutions:

[0006] A drilling and coring equipment for geological exploration comprises a base, wherein the four bottom corners of the base are connected to wheel frames, a movable wheel is installed at the lower end of the wheel frame, a handrail frame is connected to the top right side of the base, a PLC controller is connected to the handrail frame, a battery is connected to the inner wall of the handrail frame, a material storage box is connected to the top center of the base, a bracket is provided at the left end of the base, a steering shaft is connected to the top left side of the bracket, a workbench is rotatably provided on the upper part of the outer wall of the steering shaft, a drilling seat is connected to the top left side of the workbench, and a coring frame is connected to the top right side of the workbench.

[0007] Preferably, in a drilling and coring equipment for geological exploration, a travel groove is provided on the left side wall of the drilling seat, a screw rod is rotatably connected in the travel groove, a screw rod motor is connected to the upper end of the screw rod, a nut seat is threaded on the outer wall of the screw rod, a U-shaped arm is connected to the left end of the nut seat, the horizontal ends of the U-shaped arm are commonly connected to a lifting platform, the top of the lifting platform is connected to a drilling motor, the bottom output end of the drilling motor is connected to a conveying shaft, the outer wall of the conveying shaft is connected to a spiral auger, the lower end of the conveying shaft is connected to a conical drill bit, and a first through hole for the conical drill bit to pass through is provided on the left side of the workbench.

[0008] Preferably, in a drilling and coring device for geological exploration, a limit hole is provided on the transverse portion of the U-shaped arm, a guide rod passes through the limit hole, and the end of the guide rod is fixedly connected to the outer wall of the drilling seat.

[0009] Preferably, in a drilling coring equipment for geological exploration, a hydraulic rod is connected to the top of the inner wall of the coring frame, the lower end of the hydraulic rod is connected to a linkage frame, the lower end of the linkage frame is connected to a coring shell, the top center of the coring shell is connected to a driving motor, the bottom output end of the driving motor is connected to a central shaft, the outer wall of the central shaft is connected to a plurality of bevel gear rings, the inner wall of the coring shell is connected to a plurality of side brackets from top to bottom, the side bracket is rotatably connected to a screw, the end of the screw is connected to a bevel gear one, the bevel gear one is meshed with the bevel gear ring, the outer wall of the screw is screwed with a translation seat, the outer wall of the translation seat is connected to a fixing rod up and down, the ends of the two fixing rods are commonly connected to a coring barrel, the side bracket is provided with a transverse hole for the fixing rod to pass through, the outer wall of the coring shell is provided with an outlet for the coring barrel to pass through, and the right part of the workbench is provided with a second through hole for the coring shell to pass through.

[0010] Preferably, in a drilling and coring equipment used for geological exploration, an air pump is connected to the top of the inner wall of the linkage frame, the output end of the air pump is connected to an air supply pipe, the end of the air supply pipe is connected to an annular tube, a push block is built into the coring barrel, a return spring is connected between the push block and the inner wall of the coring barrel, a folded air bag is provided in the return spring, a drainage tube is connected between the end of the folded air bag and the annular tube, and the drainage tube runs through the horizontal part of the side bracket.

[0011] Preferably, in a coring device for geological exploration, the outer diameter of the coring shell is smaller than the outer diameter of the spiral auger.

[0012] Preferably, in a drilling and coring equipment for geological exploration, an arc-shaped raceway is symmetrically provided between the bracket and the workbench, a plurality of metal steel balls are installed in the arc-shaped raceway, the upper end of the steering shaft is connected to bevel gear 2, the top of the workbench is connected to a steering motor, the output end of the steering motor is connected to bevel gear 3, the bevel gear 3 is meshingly connected to bevel gear 2, positioning slots are provided at the front and rear ends of the workbench, the bottom wall of the base is connected to a fixed seat, the left end of the fixed seat is connected to an electric push rod 1, the output end of the electric push rod 1 is connected to a docking block, and the docking block is located to the right of the positioning slot.

[0013] Preferably, in a drilling and coring equipment used for geological exploration, a protective shell is connected to the top middle section of the workbench, bevel gear 2 and bevel gear 3 are both located in the inner cavity of the protective shell, an electric push rod 2 is connected to the top of the protective shell, a U-shaped rod is connected to the top of the electric push rod 2, the vertical part of the U-shaped rod is movably plugged into the workbench, and positioning holes are opened at the front and back of the top of the bracket.

[0014] Preferably, in a drilling and coring equipment used for geological exploration, a box cover is installed on the top of the material storage box, a cylindrical seat is connected to the center of the inner cavity of the material storage box, a plurality of marking plates are circumferentially connected to the outer side of the bottom wall of the inner cavity of the material storage box, a metal ring is connected to the outer wall of the cylindrical seat, a plurality of material collection boxes are abutted against the outer wall of the metal ring, the outer wall of the material collection box is arranged in an arc-shaped structure, and a permanent magnet block is embedded in the arc surface of the material collection box.

[0015] Preferably, in a drilling and coring equipment used for geological exploration, a clearance opening is opened at the left end of the base, and assembly holes are connected to the front and rear ends of the clearance opening, and the assembly hole is rotatably connected to a deflection shaft through a bearing, and the end of the deflection shaft is connected to a fixed arm, and the lower end of the fixed arm is fixed to a bracket, and a worm gear is connected to the middle part of the outer wall of the deflection shaft, and a worm motor is connected to the left side of the top of the base, and a worm is connected to the output end of the worm motor, and the worm is meshed with the worm wheel, and the unfolded helix angle of the worm is smaller than the friction angle of the worm wheel and worm contact.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] 1. The structure of the present invention is reasonable and easy to move. The limit hole cooperates with the guide rod for limit guidance. The nut seat can drive the U-shaped arm to lift vertically to ensure the stability of the lifting platform. The drilling motor drives the conveying shaft to rotate at high speed. The conical drill bit can drill into the soil layer. The spiral auger transports the soil layer upward to form a hole, which can effectively complete the drilling operation.

[0018] 2. The present invention utilizes bevel gear 3 to mesh with bevel gear 2 to rotate the workbench to switch workstations. When the electric push rod 1 is working, the docking block is inserted into the positioning slot to improve the stability of the workbench. The coring shell can be inserted into the drill hole. The bevel gear ring is meshed with bevel gear 1. After the screw rotates, the translation seat drives the fixed rod to move. The coring barrel can extend out of the coring shell to sample the surrounding soil layer. Multiple coring barrels are arranged from top to bottom to meet the coring work requirements at different depths.

[0019] 3. In the present invention, after the driving motor drives the central axis to reverse, the core barrel body retreats and is inserted into the core shell, the arc surface of the material box is fitted with the core shell, and the external air is introduced through the air pump. The air is introduced into the folded airbag through each drainage tube. After the folded airbag is stretched, it overcomes the elastic force of the reset spring to do work, and the pusher block can push out the sampled soil in the core barrel, which is convenient for subsequent inspection and research;

[0020] 4. The deflection angle of the workbench in the present invention is adjustable, and the lower end of the U-shaped rod can be inserted into the positioning hole. The worm gear is engaged with the worm, so that the deflection shaft drives the fixed arm to deflect. After the bracket is deflected to the vertical position, the drilling seat and the core rack are located above the storage box. The overall equipment occupies a small area, which is convenient for storage when idle. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solution of the present invention, the drawings required for use in the description of the specific implementation methods will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 The overall structure of the present invention is shown in FIG. Figure 1 ;

[0023] Figure 2 The overall structure of the present invention is shown in FIG. Figure 2 ;

[0024] Figure 3 It is a structural schematic diagram of the drilling seat in the present invention;

[0025] Figure 4 It is a structural schematic diagram of the core taking frame in the present invention;

[0026] Figure 5 It is a schematic diagram of the internal structure of the core shell in the present invention;

[0027] Figure 6 It is a structural schematic diagram of the core-taking barrel in the present invention;

[0028] Figure 7 It is a schematic diagram of the structure of the side bracket in the present invention;

[0029] Figure 8 It is a structural schematic diagram of the bracket in the present invention;

[0030] Fig. 9 It is a schematic diagram of the internal structure of the protective shell in the present invention;

[0031] Fig.10 It is a structural schematic diagram of the material storage box in the present invention;

[0032] Fig.11 It is a structural schematic diagram of the material taking box in the present invention.

[0033] In the figure: 1. base; 2. wheel frame; 3. moving wheel; 4. handrail frame; 5. PLC controller; 6. battery; 7. material storage box; 8. bracket; 9. steering shaft; 10. workbench; 11. drilling seat; 12. core rack;

[0034] 101. clearance opening; 102. assembly hole; 103. deflection axis; 104. fixed arm; 105. worm gear; 106. worm motor; 107. worm;

[0035] 701, box cover; 702, cylindrical seat; 703, marking plate; 704, metal ring; 705, material box; 706, permanent magnet block;

[0036] 1001, arc raceway; 1002, metal steel ball; 1003, bevel gear 2; 1004, steering motor; 1005, bevel gear 3; 1006, positioning slot; 1007, fixing seat; 1008, electric push rod 1; 1009, docking block;

[0037] 1011, protective shell; 1012, electric push rod 2; 1013, U-shaped rod; 1014, positioning hole;

[0038] 1101, travel groove; 1102, screw rod; 1103, screw rod motor; 1104, nut seat; 1105, U-shaped arm; 1106, lifting platform; 1107, drilling motor; 1108, conveying shaft; 1109, spiral auger; 1110, conical drill bit; 1111, first through hole; 1112, limit hole; 1113, guide rod;

[0039] 1201, hydraulic rod; 1202, linkage frame; 1203, core shell; 1204, drive motor; 1205, central axis; 1206, bevel gear ring; 1207, side bracket; 1208, screw rod; 1209, bevel gear 1; 1210, translation seat; 1211, fixed rod; 1212, core barrel; 1213, transverse hole; 1214, barrel outlet; 1215, second through hole;

[0040] 1221. air pump; 1222. air supply pipe; 1223. annular pipe; 1224. pushing block; 1225. return spring; 1226. folding air bag; 1227. drainage tube. DETAILED DESCRIPTION

[0041] 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.

[0042] Embodiment 1

[0043] See also Figure 1-11 As shown, this embodiment is a drilling and coring equipment for geological exploration, including a base 1, the four bottom corners of the base 1 are connected to wheel frames 2, the lower end of the wheel frame 2 is equipped with a moving wheel 3, the top right side of the base 1 is connected to a handrail frame 4, the handrail frame 4 is connected to a PLC controller 5, the inner wall of the handrail frame 4 is connected to a battery 6, the top center of the base 1 is connected to a storage box 7, the left end of the base 1 is provided with a bracket 8, the top left side of the bracket 8 is connected to a steering shaft 9, the upper part of the outer wall of the steering shaft 9 is rotatably provided with a workbench 10, the top left side of the workbench 10 is connected to a drilling seat 11, and the top right side of the workbench 10 is connected to a coring frame 12.

[0044] A travel groove 1101 is provided on the left side wall of the drilling seat 11, and a screw rod 1102 is rotatably connected in the travel groove 1101, a screw motor 1103 is connected to the upper end of the screw rod 1102, a nut seat 1104 is screwed on the outer wall of the screw rod 1102, a U-shaped arm 1105 is connected to the left end of the nut seat 1104, and the horizontal ends of the U-shaped arm 1105 are commonly connected to a lifting platform 1106, a drilling motor 1107 is connected to the top of the lifting platform 1106, a conveying shaft 1108 is connected to the bottom output end of the drilling motor 1107, a spiral auger 1109 is connected to the outer wall of the conveying shaft 1108, and a conical drill bit 1110 is connected to the lower end of the conveying shaft 1108, and a first through hole 1111 for the conical drill bit 1110 to pass through is provided on the left side of the workbench 10, so as to facilitate the drilling operation on the soil layer.

[0045] A limiting hole 1112 is provided at the transverse portion of the U-shaped arm 1105 , and a guide rod 1113 passes through the limiting hole 1112 . The end of the guide rod 1113 is fixedly connected to the outer wall of the drilling seat 11 , so as to ensure the vertical descent of the U-shaped arm 1105 and improve the stability of the lifting platform 1106 .

[0046] The specific implementation of this embodiment is as follows:

[0047] When the device is in use, the battery 6 is used to power the equipment, the operation of each electrical component is controlled by the PLC controller 5, and the base 1 is moved by the moving wheel 3 in cooperation with the handrail frame 4, so that the equipment can be moved to the working area, the first through hole 1111 is aligned with the drilling sampling location, the screw motor 1103 drives the screw 1102 to rotate, the limit hole 1112 cooperates with the guide rod 1113 for limit guiding, the nut seat 1104 can drive the U-shaped arm 1105 to rise and fall vertically, and while the lifting platform 1106 moves synchronously with the U-shaped arm 1105, the drilling motor 1107 is used to drive the conveying shaft 1108 to rotate at high speed, the conical drill bit 1110 can drill into the soil layer, and the spiral auger 1109 then conveys the soil layer upward, thereby forming a hole in the soil layer to complete the drilling operation.

[0048] Embodiment 2

[0049] On the basis of the first embodiment, the top of the inner wall of the core frame 12 is connected to a hydraulic rod 1201, the lower end of the hydraulic rod 1201 is connected to a linkage frame 1202, the lower end of the linkage frame 1202 is connected to a core shell 1203, the top center of the core shell 1203 is connected to a drive motor 1204, the bottom output end of the drive motor 1204 is connected to a central shaft 1205, the outer wall of the central shaft 1205 is connected to a plurality of bevel gear rings 1206, the inner wall of the core shell 1203 is connected to a plurality of side brackets 1207 from top to bottom, the side brackets 1207 are vertically rotatably connected to a screw 1208, and the ends of the screws 1208 are connected There is a bevel gear 1209, which is meshed with the bevel gear ring 1206. A translation seat 1210 is screwed on the outer wall of the screw rod 1208. The outer wall of the translation seat 1210 is connected with fixed rods 1211 at the top and bottom. The ends of the two fixed rods 1211 are commonly connected to a core barrel 1212. A transverse hole 1213 is provided on the side bracket 1207 for the fixed rod 1211 to pass through. An outlet 1214 is provided on the outer wall of the core shell 1203 for the core barrel 1212 to pass through. A second through hole 1215 is provided on the right part of the workbench 10 for the core shell 1203 to pass through, which is convenient for coring operations at the drilling position.

[0050] The outer diameter of the coring shell 1203 is smaller than the outer diameter of the spiral auger 1109, which reduces the difficulty of coring.

[0051] An arc-shaped raceway 1001 is symmetrically provided between the bracket 8 and the workbench 10, and a plurality of metal steel balls 1002 are installed in the arc-shaped raceway 1001. The upper end of the steering shaft 9 is connected to a bevel gear 2 1003, and the top of the workbench 10 is connected to a steering motor 1004, and the output end of the steering motor 1004 is connected to a bevel gear 3 1005, and the bevel gear 3 1005 is meshedly connected to the bevel gear 2 1003. Positioning slots 1006 are provided at the front and rear ends of the workbench 10, and a fixing seat 1007 is connected to the bottom wall of the base 1, and an electric push rod 1 1008 is connected to the left end of the fixing seat 1007, and a docking block 1009 is connected to the output end of the electric push rod 1008, and the docking block 1009 is located on the right side of the positioning slot 1006 to facilitate the steering of the workbench 10 for station switching.

[0052] The specific implementation of this embodiment is as follows:

[0053] In this embodiment, an arc-shaped raceway 1001 is symmetrically provided between the bracket 8 and the workbench 10, and a plurality of metal steel balls 1002 are installed in the arc-shaped raceway 1001, which can provide auxiliary support. The steering motor 1004 is used to drive the bevel gear three 1005 to rotate, and the bevel gear three 1005 is engaged with the transmission bevel gear two 1003, so that the workbench 10 can be rotated to switch the workstations. The positions of the first through hole 1111 and the second through hole 1215 are exchanged, which is convenient for coring operation. When drilling or coring operation is performed, the electric push rod 1008 is used to drive the docking block 1009 to move, and the docking block 1009 can be inserted into the positioning slot 1006 of the workbench 10, thereby preventing the workbench 10 from shaking and improving the working stability.

[0054] The linkage frame 1202 is driven down by the hydraulic rod 1201, and the outer diameter of the core shell 1203 is smaller than the outer diameter of the spiral auger 1109. The core shell 1203 can be smoothly inserted into the opened borehole, and the central shaft 1205 is driven to rotate by the driving motor 1204. The bevel gear ring 1206 can mesh with the corresponding bevel gear 1209, and the screw 1208 rotates accordingly. The translation seat 1210 can drive the fixed rod 1211 to move laterally, so that the core barrel 1212 extends out of the core shell 1203 along the barrel outlet 1214, and the core barrel 1212 can be inserted into the surrounding soil layer for sampling. There are multiple core barrels 1212 from top to bottom to meet the coring work requirements at different depths.

[0055] Embodiment 3

[0056] On the basis of Example 2, an air pump 1221 is connected to the top of the inner wall of the linkage frame 1202, and the output end of the air pump 1221 is connected to an air supply pipe 1222. The end of the air supply pipe 1222 is connected to an annular tube 1223. A pushing block 1224 is built into the core barrel 1212. A return spring 1225 is connected between the pushing block 1224 and the inner wall of the core barrel 1212. A folding airbag 1226 is provided in the return spring 1225. A drainage tube 1227 is connected between the end of the folding airbag 1226 and the annular tube 1223. The drainage tube 1227 runs through the horizontal part of the side bracket 1207 to facilitate pushing the sampled soil layer out of the core barrel 1212.

[0057] A box cover 701 is installed on the top of the storage box 7, a cylindrical seat 702 is connected to the center of the inner cavity of the storage box 7, a plurality of marking plates 703 are circumferentially connected to the outer side of the bottom wall of the inner cavity of the storage box 7, a metal ring 704 is connected to the outer wall of the cylindrical seat 702, a plurality of material collection boxes 705 are abutted against the outer wall of the metal ring 704, the outer wall of the material collection box 705 is arranged in an arc-shaped structure, and a permanent magnet block 706 is embedded in the arc surface of the material collection box 705, so as to facilitate the collection and storage of the sampled soil layer.

[0058] The specific implementation of this embodiment is as follows:

[0059] In this embodiment, when collecting the sampling soil layer, the box cover 701 is opened and the material box 705 is taken out, and the arc surface of the material box 705 is attached to the core shell 1203. The core shell 1203 is made of magnetic metal and is magnetically adsorbed by the permanent magnet block 706, so that the opening of the material box 705 is located below the tube outlet 1214;

[0060] The driving motor 1204 is used to drive the central axis 1205 to reverse, so that the body of the core barrel 1212 retreats and is incorporated into the core shell 1203. The opening of the core barrel 1212 coincides with the outlet port 1214, and external air is introduced through the air pump 1221. The air enters the annular tube 1223 along the air supply pipe 1222, and is then introduced into the folded airbag 1226 through each drainage tube 1227. The folded airbag 1226 is stretched after being pressurized by the gas, and can overcome the elastic force of the reset spring 1225 to do work, so that the pusher block 1224 moves in the core barrel 1212, and then the sampled soil is pushed out, and the sample box 705 is used to collect the soil. The sample box 705 that has completed the collection is placed in contact with the metal ring 704, and the sample boxes 705 storing soil layers of different depths are marked according to the marking plate 703 to facilitate subsequent inspection and research.

[0061] Embodiment 4

[0062] On the basis of embodiment three, a protective shell 1011 is connected to the top middle section of the workbench 10, bevel gear 2 1003 and bevel gear 3 1005 are both located in the inner cavity of the protective shell 1011, an electric push rod 2 1012 is connected to the top of the protective shell 1011, a U-shaped rod 1013 is connected to the top of the electric push rod 2 1012, the U-shaped rod 1013 is vertically movably plugged into the workbench 10, and positioning holes 1014 are opened at the front and back of the top of the bracket 8.

[0063] A clearance opening 101 is provided at the left end of the base 1, and the front and rear ends of the clearance opening 101 are connected with assembly holes 102. The assembly hole 102 is rotatably connected to a deflection shaft 103 through a bearing, and the end of the deflection shaft 103 is connected to a fixed arm 104, and the lower end of the fixed arm 104 is fixedly connected to the bracket 8. A worm gear 105 is connected to the middle part of the outer wall of the deflection shaft 103, and a worm motor 106 is connected to the left side of the top of the base 1. A worm 107 is connected to the output end of the worm motor 106. The worm 107 is meshed with the worm wheel 105, and the unfolded helix angle of the worm 107 is smaller than the friction angle of the worm wheel 105 and the worm 107.

[0064] The specific implementation of this embodiment is as follows:

[0065] In this embodiment, when the equipment is working, the U-shaped rod 1013 is raised by the electric push rod 2 1012, and the U-shaped rod 1013 is disengaged from the positioning hole 1014. The bevel gear 2 1003 and the bevel gear 3 1005 are meshed and transmitted to adjust the deflection position of the workbench 10, and the protective shell 1011 is used to provide external protection for the gear. When the equipment is idle, the workbench 10 is adjusted to deflect 90 degrees, and the electric push rod 2 1012 is reset so that the lower end of the U-shaped rod 1013 extends into the positioning hole 1014. At this time, the drilling seat 11 and the core frame 12 are located on the front and rear sides of the bracket 8;

[0066] The worm 107 is driven to rotate by the worm motor 106, and the worm 107 engages with the worm wheel 105, so that the deflection shaft 103 drives the fixed arm 104 to deflect, and the bracket 8 can be deflected to a vertical position. At this time, the drilling seat 11 and the core rack 12 are located above the storage box 7. The overall equipment occupies a small area, which is convenient for storage when idle.

[0067] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0068] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A coring device for geological exploration, comprising a base (1), characterized in that: The four corners of the bottom of the base (1) are connected to wheel frames (2), the lower end of the wheel frame (2) is equipped with a moving wheel (3), the top right side of the base (1) is connected to a handrail frame (4), the handrail frame (4) is connected to a PLC controller (5), the inner wall of the handrail frame (4) is connected to a battery (6), the top center of the base (1) is connected to a material storage box (7), the left end of the base (1) is provided with a bracket (8), the top left side of the bracket (8) is connected to a steering shaft (9), a workbench (10) is rotatably provided on the upper part of the outer wall of the steering shaft (9), the top left side of the workbench (10) is connected to a drilling seat (11), and the top right side of the workbench (10) is connected to a core rack (12).

2. The coring equipment for geological exploration according to claim 1, characterized in that: The left side wall of the drilling seat (11) is provided with a travel groove (1101), a screw rod (1102) is rotatably connected in the travel groove (1101), the upper end of the screw rod (1102) is connected to a screw motor (1103), a nut seat (1104) is screwed to the outer wall of the screw rod (1102), the left end of the nut seat (1104) is connected to a U-shaped arm (1105), and the horizontal end of the U-shaped arm (1105) is commonly connected to a lifting platform (110 6), the top of the lifting platform (1106) is connected to a drilling motor (1107), the bottom output end of the drilling motor (1107) is connected to a conveying shaft (1108), the outer wall of the conveying shaft (1108) is connected to a spiral auger (1109), the lower end of the conveying shaft (1108) is connected to a conical drill bit (1110), and the left part of the workbench (10) is provided with a first through hole (1111) for the conical drill bit (1110) to pass through.

3. The coring equipment for geological exploration according to claim 2, characterized in that: A limiting hole (1112) is provided on the transverse portion of the U-shaped arm (1105), a guide rod (1113) passes through the limiting hole (1112), and an end of the guide rod (1113) is fixedly connected to the outer wall of the drilling seat (11).

4. The coring equipment for geological exploration according to claim 2, characterized in that: The top of the inner wall of the core frame (12) is connected to a hydraulic rod (1201), the lower end of the hydraulic rod (1201) is connected to a linkage frame (1202), the lower end of the linkage frame (1202) is connected to a core shell (1203), the top center of the core shell (1203) is connected to a drive motor (1204), the bottom output end of the drive motor (1204) is connected to a central shaft (1205), the outer wall of the central shaft (1205) is connected to a plurality of bevel gear rings (1206), the inner wall of the core shell (1203) is connected to a plurality of side brackets (1207) from top to bottom, the vertical part of the side bracket (1207) is rotatably connected to a screw rod (1208), the end of the screw rod (1208) is connected to the inner wall of the core shell (1203), and the screw rod (1208) is connected to the inner wall of the core shell (1203). The side bracket (1207) is connected to a bevel gear (1209), the bevel gear (1209) is meshedly connected to a bevel gear ring (1206), the outer wall of the screw rod (1208) is screwed with a translation seat (1210), the outer wall of the translation seat (1210) is connected to a fixing rod (1211) at the top and bottom, the ends of the two fixing rods (1211) are commonly connected to a core barrel (1212), the side bracket (1207) is provided with a transverse hole (1213) for the fixing rod (1211) to pass through, the outer wall of the core shell (1203) is provided with an outlet (1214) for the core barrel (1212) to pass through, and the right part of the workbench (10) is provided with a second through hole (1215) for the core shell (1203) to pass through.

5. The coring equipment for geological exploration according to claim 4, characterized in that: An air pump (1221) is connected to the top of the inner wall of the linkage frame (1202), and an air supply pipe (1222) is connected to the output end of the air pump (1221). The end of the air supply pipe (1222) is connected to an annular tube (1223). A push block (1224) is built into the core barrel (1212). A return spring (1225) is connected between the push block (1224) and the inner wall of the core barrel (1212). A folding air bag (1226) is provided in the return spring (1225). A drainage pipe (1227) is connected between the end of the folding air bag (1226) and the annular tube (1223), and the drainage pipe (1227) passes through the horizontal part of the side bracket (1207).

6. The coring equipment for geological exploration according to claim 4, characterized in that: The outer diameter of the core removal shell (1203) is smaller than the outer diameter of the spiral auger (1109).

7. The coring equipment for geological exploration according to claim 1, characterized in that: An arc-shaped roller track (1001) is symmetrically provided between the bracket (8) and the workbench (10), and a plurality of metal steel balls (1002) are installed in the arc-shaped roller track (1001). The upper end of the steering shaft (9) is connected to a bevel gear 2 (1003), and the top of the workbench (10) is connected to a steering motor (1004), and the output end of the steering motor (1004) is connected to a bevel gear 3 (1005). 5) meshingly connected with bevel gear 2 (1003), the front and rear ends of the workbench (10) are provided with positioning slots (1006), the bottom wall of the base (1) is connected with a fixing seat (1007), the left end of the fixing seat (1007) is connected with an electric push rod 1 (1008), the output end of the electric push rod 1 (1008) is connected with a docking block (1009), and the docking block (1009) is located on the right side of the positioning slot (1006).

8. The coring equipment for geological exploration according to claim 7, characterized in that: The middle section of the top of the workbench (10) is connected to a protective shell (1011); the second bevel gear (1003) and the third bevel gear (1005) are both located in the inner cavity of the protective shell (1011); the top of the protective shell (1011) is connected to the second electric push rod (1012); the top of the second electric push rod (1012) is connected to a U-shaped rod (1013); the vertical portion of the U-shaped rod (1013) is movably plugged into the workbench (10); and positioning holes (1014) are provided at the front and rear of the top of the bracket (8).

9. The coring equipment for geological exploration according to claim 1, characterized in that: A box cover (701) is installed on the top of the material storage box (7), a cylindrical seat (702) is connected to the center of the inner cavity of the material storage box (7), a plurality of marking plates (703) are circumferentially connected to the outer side of the bottom wall of the inner cavity of the material storage box (7), a metal ring (704) is connected to the outer wall of the cylindrical seat (702), a plurality of material taking boxes (705) are abutted against the outer wall of the metal ring (704), the outer wall of the material taking box (705) is arranged in an arc-shaped structure, and a permanent magnet block (706) is embedded in the arc surface of the material taking box (705).

10. The coring equipment for geological exploration according to claim 1, characterized in that: A clearance opening (101) is provided at the left end of the base (1), and the front and rear ends of the clearance opening (101) are connected to an assembly hole (102), and the assembly hole (102) is rotatably connected to a deflection shaft (103) through a bearing, and the end of the deflection shaft (103) is connected to a fixed arm (104), and the lower end of the fixed arm (104) is fixedly connected to a bracket (8), and the middle part of the outer wall of the deflection shaft (103) is connected to a worm gear (105), and the top left side of the base (1) is connected to a worm motor (106), and the output end of the worm motor (106) is connected to a worm (107), and the worm gear (107) is meshed with the worm gear (105), and the unfolded helix angle of the worm gear (107) is smaller than the friction angle of contact between the worm gear (105) and the worm gear (107).

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