A geological mineral exploration device

Abstract

The application discloses a geological mineral exploration device, which comprises a mobile vehicle, a sampling mechanism and a waste cleaning mechanism. The sampling mechanism comprises a drill rod, a sampling cylinder and a driving assembly. The drill rod rotates along an axis in the vertical direction and is movably arranged on the mobile vehicle in the vertical direction. The sampling cylinder is arranged at the lower end of the drill rod. The lower end of the sampling cylinder is provided with a drill bit. The drill rod is provided with a channel extending along the axial direction. The lower end of the channel is communicated with the sampling cylinder. The driving assembly is connected with the drill rod. The waste cleaning mechanism comprises a waste box and a negative pressure assembly. The waste box is arranged on the mobile vehicle. The waste box is connected with the upper end of the channel. The negative pressure assembly is connected with the waste box and is used for generating negative pressure in the waste box. The waste in the sampling cylinder is sucked into the waste box, so that the waste in the sampling cylinder can be continuously sucked out. The soil discharge operation does not need to be frequently performed. The operation is more convenient, and the overall efficiency is higher.

Description

Technical Field

[0001] This invention relates to the field of geological sampling equipment technology, specifically to a geological and mineral exploration device. Background Technology

[0002] Geological and mineral exploration is a systematic scientific research process that relies on the support of modern geological science theories and combines extensive field investigations and data collection. This process aims to obtain accurate geological and mineral information through a series of comprehensive geological techniques. A key aspect of geological and mineral exploration is the extraction of soil samples for testing.

[0003] Patent CN212716598U discloses a coal mine geological drilling and sampling device, comprising: a vehicle body; a column fixedly installed on the front side of the vehicle body; a support plate installed at the top front side of the column; a lifting conveyor belt installed in the inner cavity of the column; and a drilling mechanism installed at the bottom end of the support plate.

[0004] When sampling soil layers, the equipment is usually drilled to a specified depth before the sample is collected. However, in the above-mentioned existing technology, soil in the soil layer before reaching the target soil layer can hinder the drilling work. Therefore, during the process of drilling into the soil layer for sampling, it is necessary to repeatedly remove the soil from the sampling tube. This repeated operation is relatively complicated and reduces the overall sampling efficiency, resulting in low sampling efficiency. Summary of the Invention

[0005] The purpose of this invention is to overcome the above-mentioned technical deficiencies and propose a geological and mineral exploration device to solve the technical problem that the existing technology requires frequent discharge of soil above the target soil layer during sampling, which is cumbersome and reduces the overall sampling efficiency.

[0006] To achieve the above-mentioned technical objectives, the present invention adopts the following technical solution:

[0007] This invention provides a geological and mineral exploration device, comprising:

[0008] Mobile vehicle;

[0009] A sampling mechanism includes a drill rod, a sampling cylinder, and a drive assembly. The drill rod rotates along a vertical axis and is movably mounted on a mobile vehicle in the vertical direction. The sampling cylinder is located at the lower end of the drill rod, and a drill bit is provided at the lower end of the sampling cylinder. The drill rod has a channel extending along its axial direction, and the lower end of the channel communicates with the sampling cylinder. The drive assembly is connected to the drill rod.

[0010] The waste cleaning mechanism comprises a waste box and a negative pressure assembly, the waste box is arranged on the mobile vehicle, the waste box is connected with the upper end of the channel, and the negative pressure assembly is connected with the waste box and used for generating negative pressure in the waste box.

[0011] In some embodiments, a plurality of connecting beams are arranged in the sampling cylinder, the connecting beams are arranged along the radial direction of the sampling cylinder, the connecting portions of the connecting beams form a mounting portion, the drill rod is connected with the mounting portion, the outer periphery of the lower end of the drill rod is provided with an air inlet hole in communication with the channel, the air inlet hole is located above the connecting beams, and the lower side of each connecting beam is provided with a plurality of drill bits arranged at intervals.

[0012] In some embodiments, the upper side of the connecting beam is further provided with a plurality of breaking knives arranged at intervals.

[0013] In some embodiments, the upper end of the drill rod is connected with the driving assembly, and the outer periphery of the upper end of the drill rod is provided with a plurality of air outlet holes connected with the channel.

[0014] The waste cleaning mechanism further comprises a guide sleeve, the guide sleeve is rotatably sleeved on the outer periphery of the drill rod and is arranged correspondingly to the air outlet hole, the inner side of the guide sleeve is provided with a groove in communication with the air outlet hole, and the groove is in communication with the waste box through an air suction pipe.

[0015] In some embodiments, the geological mineral exploration device further comprises a fixing mechanism, the fixing mechanism is arranged on the inner side wall of the sampling cylinder, and the fixing mechanism is used for fixing the sample in the sampling cylinder.

[0016] In some embodiments, the fixing mechanism comprises a sleeve ring, a first sliding ring, an elastic clamping sleeve and a transmission assembly, the sleeve ring is arranged on the upper end of the sampling cylinder, the sleeve ring is provided with a first annular cavity, the first annular cavity is filled with liquid, the first sliding ring is vertically and slidingly arranged in the first annular cavity, the elastic clamping sleeve is arranged on the inner side wall of the sampling cylinder, the first annular cavity is in communication with the elastic clamping sleeve, and the transmission assembly is connected with the first sliding ring and the negative pressure assembly, so that when the first sliding ring is driven downward by the negative pressure assembly, the first sliding ring pressurizes the liquid into the elastic clamping sleeve.

[0017] In some embodiments, the sleeve ring is further arranged in a second annular cavity located below the first annular cavity, and the second annular cavity is in communication with the channel.

[0018] The transmission assembly comprises a second sliding ring, a connecting pipe and a first elastic member, the second sliding ring is slidably installed in the second annular cavity in the vertical direction, the connecting pipe connects the first sliding ring and the second sliding ring, and the upper end of the connecting pipe is communicated with the first annular cavity, and the lower end of the connecting pipe is communicated with the elastic clamping sleeve, and the two ends of the first elastic member are connected with the bottom of the second annular cavity and the second sliding ring respectively.

[0019] In some embodiments, the second annular cavity is communicated with the channel through a communicating pipe, and a valve is arranged on the communicating pipe.

[0020] In some embodiments, the circumference of the sampling cylinder is further provided with a liquid sampling mechanism, and the liquid sampling mechanism is used for collecting the liquid on the circumference of the sampling cylinder.

[0021] In some embodiments, the side wall of the sampling cylinder is further provided with a liquid collecting cavity, and the circumference of the sampling cylinder is further provided with a collecting port communicated with the liquid collecting cavity.

[0022] The liquid sampling mechanism comprises a piston assembly, the piston assembly is movably installed in the liquid collecting cavity in the vertical direction, and the upper end of the piston assembly extends into the second annular cavity and is connected with the second sliding ring, wherein the collecting port is located above the piston assembly.

[0023] Compared with the prior art, the geological mineral exploration device provided by the present application can rotate and vertically move the drill rod, so as to rotate and sample the sampling cylinder downward, and the sampling cylinder, the channel, the waste box and the negative pressure assembly are sequentially communicated, when the target soil layer is not drilled, the soil in the sampling cylinder is waste and needs to be discharged in time, at this time, the negative pressure assembly is started, so that a negative pressure environment is formed in the waste box, so that the waste in the sampling cylinder is sucked into the waste box through the channel, so that the purpose of continuously sucking out the waste in the sampling cylinder is achieved, and the soil discharge work does not need to be frequently performed, the operation is more convenient, and the overall efficiency is higher.

[0024] The above description is only a summary of the technical scheme of the present application, in order to more clearly understand the technical means of the present application, and can be implemented according to the content of the specification, and the preferred embodiments of the present application are described in detail below. The specific embodiments of the present application are described in detail below. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 is a structural schematic view of an embodiment of the geological mineral exploration device provided by the present application;

[0026] Figure 2 is Figure 1 is a three-dimensional schematic view of the geological mineral exploration device in the middle;

[0027] Figure 3 is Figure 1 a perspective view of a sampling mechanism in the middle;

[0028] Figure 4 is Figure 3 a perspective view of a second driving mechanism and a waste box in the middle;

[0029] Figure 5 is Figure 3 a perspective view of a second driving mechanism and a waste box in the middle from another angle;

[0030] Figure 6 is Figure 3 a perspective view of a sampling cylinder in the middle;

[0031] Figure 7 is Figure 6 a sectional view of a sampling cylinder in the middle;

[0032] Figure 8 is Figure 3 a perspective view of a sampling cylinder in the middle from another angle;

[0033] Figure 9 is Figure 3 a partial sectional view of a sampling cylinder in the middle;

[0034] Figure 10 is Figure 9 a partial enlarged view of part A in the middle;

[0035] Figure 11 is Figure 9 a partial enlarged view of part B in the middle;

[0036] Figure 12 is Figure 3 a sectional view of a sampling cylinder and a sleeve ring in the middle;

[0037] Figure 13 is Figure 12 a partial enlarged view of part C in the middle.

[0038] Explanation of reference signs:

[0039] 1 - moving vehicle, 11 - mounting rack, 12 - air cylinder;

[0040] 2 - sampling mechanism, 21 - drill rod, 211 - channel, 212 - connecting head, 213 - rod body, 214 - connecting sleeve, 215 - air inlet hole, 22 - sampling cylinder, 221 - drill cutter, 222 - connecting beam, 223 - drill bit, 224 - crushing cutter, 225 - liquid collection cavity, 23 - mounting seat, 24 - first driving mechanism, 241 - lead screw, 242 - first motor, 25 - second driving mechanism, 251 - second motor;

[0041] 3-waste cleaning mechanism, 31-waste box, 32-air inlet pipe, 33-air suction pipe, 34-guide sleeve;

[0042] 4-fixing mechanism, 41-sleeve, 411-first annular cavity, 412-second annular cavity, 42-first sliding ring, 43-elastic clamping sleeve, 44-second sliding ring, 45-connecting pipe, 46-first elastic member, 47-second elastic member, 48-communication pipe;

[0043] 5-liquid sampling mechanism, 51-piston assembly, 52-third elastic member. DETAILED DESCRIPTION

[0044] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application is further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application and do not limit the present application.

[0045] In order to solve the technical problem that the prior art needs to frequently discharge the soil above the target soil layer when sampling, the operation process is relatively complex, the overall sampling efficiency is reduced, and the sampling efficiency is low, the present application provides a geological mineral exploration device, the waste in the sampling cylinder is sucked into the waste box through the channel, so that the purpose of continuously sucking out the waste in the sampling cylinder is achieved, the soil discharge work does not need to be frequently performed, the operation is more convenient, and the overall efficiency is higher.

[0046] Please refer to Figure 1 , Figure 1 It is a structural schematic view of the geological mineral exploration device in an embodiment of the present application.

[0047] The present application provides a geological mineral exploration device, which comprises a mobile vehicle 1, a sampling mechanism 2 and a waste cleaning mechanism 3. The sampling mechanism 2 comprises a drill rod 21, a sampling cylinder 22 and a driving assembly. The drill rod 21 rotates along the axis in the vertical direction and is movably installed in the vertical direction on the mobile vehicle 1. The sampling cylinder 22 is arranged at the lower end of the drill rod 21, and a drill bit 221 is arranged at the lower end of the sampling cylinder 22. The drill rod 21 is provided with a channel 211 extending in the axial direction thereof, the lower end of the channel 211 is communicated with the sampling cylinder 22, and the driving assembly is connected with the drill rod 21. The waste cleaning mechanism 3 comprises a waste box 31 and a negative pressure assembly. The waste box 31 is arranged on the mobile vehicle 1, the upper end of the channel 211 is connected with the waste box 31, and the negative pressure assembly is connected with the waste box 31 to generate negative pressure in the waste box 31.

[0048] In the embodiment, the drill rod 21 can rotate and vertically move, so as to drive the sampling cylinder 22 to rotate downward for sampling, and the sampling cylinder 22, the channel 211, the waste box 31 and the negative pressure assembly are sequentially communicated, when the target soil layer is not drilled, the soil in the sampling cylinder 22 is waste and needs to be discharged in time, at this time, the negative pressure assembly is started, so that the waste in the sampling cylinder 22 is sucked into the waste box 31 through the channel 211, so as to achieve the purpose of continuously sucking out the waste in the sampling cylinder 22, without frequent soil discharge operation, more convenient operation and higher overall efficiency.

[0049] In the embodiment, the mobile vehicle 1 is a tracked vehicle.

[0050] In the embodiment, the mobile vehicle 1 is a tracked vehicle.

[0051] Specifically, the driving assembly comprises a mounting seat 23, a first driving mechanism 24 and a second driving mechanism 25, the mounting seat 23 is movably mounted on the mounting bracket 11 in the vertical direction, the drill rod 21 is rotatably mounted on the mounting seat 23 along the axis in the vertical direction, the first driving mechanism 24 is arranged on the mounting bracket 11 and connected with the mounting seat 23 to drive the mounting seat 23 to move, and the second driving mechanism 25 is arranged on the mounting seat 23 and connected with the drill rod 21 to drive the drill rod 21 to rotate.

[0052] The mounting seat 23 is slidably mounted on the mounting bracket 11 and is provided with a threaded hole; the first driving mechanism 24 comprises a lead screw 241 and a first motor 242, the lead screw 241 is rotatably mounted on the mounting bracket 11 along the axis in the vertical direction, and is threadedly matched with the mounting seat 23, the first motor 242 is arranged on the upper end of the mounting bracket 11, the main shaft of the first motor 242 is connected with the upper end of the lead screw 241, so that the lead screw 241 is driven to rotate by the first motor 242, and then the mounting seat 23, the drill rod 21 and the sampling cylinder 22 are driven to move in the vertical direction by the rotation of the lead screw 241.

[0053] The second driving mechanism 25 comprises a second motor 251, the second motor 251 is mounted on the mounting seat 23 and its main shaft extends downward, and the main shaft of the second motor 251 is connected with the upper end of the drill rod 21, so that the drill rod 21 is driven to rotate by the second motor 251.

[0054] The drill rod 21 comprises a connecting head 212, a rod body 213 and a connecting sleeve 214 connected in sequence, the connecting head 212 is located at the upper end of the rod body 213, the connecting head 212 is connected with the main shaft of the second motor 251, the connecting sleeve 214 is located at the lower end of the rod body 213, the connecting sleeve 214 is connected with the sampling cylinder 22, wherein the connecting head 212, the rod body 213 and the connecting sleeve 214 are hollow, thereby forming the channel 211.

[0055] The connecting forms of the connecting head 212, the rod body 213 and the connecting sleeve 214 are not limited, in the embodiment, the outer periphery of the lower end of the connecting head 212 is provided with external threads, the upper end of the rod body 213 is provided with internal threads, the outer periphery of the lower end of the rod body 213 is provided with external threads, the upper end of the connecting sleeve 214 is provided with internal threads, the connecting head 212 is threadedly connected with the rod body 213, and the rod body 213 is threadedly connected with the connecting sleeve 214.

[0056] Further, the number of the rod body 213 is not limited and can be set according to the sampling depth, when the number of the rod body 213 is multiple, the adjacent two rod bodies 213 are threadedly connected.

[0057] In the embodiment, in order to facilitate transportation and storage, the lower end of the mounting frame 11 is rotationally installed on the mobile vehicle 1 along the axis in the horizontal direction, the mobile vehicle 1 is further provided with a pneumatic cylinder 12, the push rod of the pneumatic cylinder 12 is connected with the mounting piece, so that the mounting frame 11 is driven to rotate by the pneumatic cylinder 12, in specific use, after the mobile vehicle 1 is moved to the position required to be surveyed, the pneumatic cylinder 12 drives the mounting frame 11 to rotate upward, so that the mounting frame 11 is vertically arranged, then the connecting head 212, the rod body 213, the connecting sleeve 214 and the sampling cylinder 22 are connected in sequence, then the drill rod 21 and the sampling cylinder 22 are driven to move downward and rotate by the driving assembly to sample, after the sampling is completed, the rod body 213 is disassembled from the connecting head 212, and the pneumatic cylinder 12 drives the mounting frame 11 to rotate downward for storage.

[0058] In the embodiment, the waste box 31 is provided with two, the waste box 31 is arranged on the mounting seat 23 and located at the opposite sides of the second motor 251, the waste box 31 is communicated with the channel 211 through the air inlet pipe 32, the waste box 31 is connected with the negative pressure assembly through the air suction pipe 33, and a filter screen is arranged at the end of the air suction pipe 33, so as to avoid that the waste is sucked into the negative pressure assembly.

[0059] In the embodiment, the negative pressure assembly is an air suction pump.

[0060] In one of the embodiments, a plurality of connecting beams 222 are arranged in the sampling barrel 22, and the connecting beams 222 extend along the radial direction of the sampling barrel 22. The connecting positions of the connecting beams 222 form a mounting portion, and the drill rod 21 is connected to the mounting portion. The outer periphery of the lower end of the drill rod 21 is provided with an air inlet hole 215 which is in communication with the channel 211. The air inlet hole 215 is located above the connecting beams 222. The lower side of each connecting beam 222 is provided with a plurality of drill bits 223 which are arranged at intervals.

[0061] In the present embodiment, four connecting beams 222 are arranged near the upper end of the sampling barrel 22. The four connecting beams 222 are uniformly arranged, and the four connecting beams 222 extend to the middle of the sampling barrel 22 to form a mounting table which constitutes the mounting portion. The mounting table is provided with a threaded hole. The lower end of the connecting sleeve 214 is provided with an external thread. The connecting sleeve 214 is threadedly connected to the mounting table. The lower side of each connecting beam 222 is provided with drill bits 223 which are arranged at intervals along the length direction of the connecting beam 222. The position of the air inlet hole 215 is located above the connecting beams 222. When the sampling barrel 22 rotates, the drill bits 223 can break the soil and gravel in the sampling barrel 22, so that the waste in the sampling barrel 22 can be smoothly sucked into the waste box 31.

[0062] In the present embodiment, a plurality of air inlet holes 215 are arranged. The air inlet holes 215 are arranged at intervals along the circumferential direction of the drill rod 21.

[0063] In one of the embodiments, the upper side of the connecting beam 222 is further provided with a plurality of breaking knives 224 which are arranged at intervals.

[0064] In the present embodiment, in order to further break the waste, a plurality of breaking knives 224 are arranged at intervals along the length direction of the connecting beam 222. The breaking knives 224 correspond to the air inlet holes 215. The breaking knives 224 can further break the waste, so that the waste does not block the channel 211.

[0065] In one of the embodiments, the upper end of the drill rod 21 is connected to the driving assembly. The outer periphery of the upper end of the drill rod 21 is provided with a plurality of air outlet holes which are connected to the channel 211. The waste cleaning mechanism 3 further comprises a guide sleeve 34 which is rotatably sleeved on the outer periphery of the drill rod 21 and corresponds to the air outlet holes. The inner side of the guide sleeve 34 is provided with grooves which are in communication with the air outlet holes. The grooves are in communication with the waste box 31 through the suction pipe 33.

[0066] In the embodiment, since the connecting head 212 is connected with the main shaft of the second motor 251, in order to avoid interference, the air outlet holes are arranged on the outer periphery of the connecting head 212 and are uniformly arranged, the outer periphery of the connecting head 212 is further provided with a guide sleeve 34, the guide sleeve 34 is rotatably arranged relative to the connecting head 212, the guide sleeve 34 is in sealing fit with the connecting head 212, the recess is annularly arranged, the recess corresponds to the air outlet hole, the air suction pipe 33 is in communication with the recess and the waste box 31, in this way, when the connecting head 212 rotates, the guide sleeve 34 rotates relatively, so as to ensure that the drill rod 21 and the waste cleaning mechanism 3 work normally.

[0067] In one of the embodiments, the geological mineral exploration device further comprises a fixing mechanism 4, which is arranged on the inner side wall of the sampling cylinder 22 and is used for fixing the sample in the sampling cylinder 22.

[0068] In the embodiment, in order to prevent the sample in the sampling cylinder 22 from falling accidentally when the sampling cylinder 22 moves upward after sampling is completed, the inner wall of the sampling cylinder 22 is further provided with a fixing mechanism 4, which can fix the sample, so as to ensure that the sample is always in the sampling cylinder 22 when the sampling cylinder 22 moves upward.

[0069] In one of the embodiments, the fixing mechanism 4 comprises a sleeve ring 41, a first sliding ring 42, an elastic clamping sleeve 43 and a transmission assembly, the sleeve ring 41 is arranged on the upper end of the sampling cylinder 22, the sleeve ring 41 is internally provided with a first annular cavity 411, the first annular cavity 411 is filled with liquid, the first sliding ring 42 is vertically and slidingly installed in the first annular cavity 411, the elastic clamping sleeve 43 is arranged on the inner side wall of the sampling cylinder 22, the first annular cavity 411 is in communication with the elastic clamping sleeve 43, and the transmission assembly connects the first sliding ring 42 and the negative pressure assembly, so that the first sliding ring 42 presses the liquid into the elastic clamping sleeve when the first sliding ring 42 is driven by the negative pressure assembly to move downward.

[0070] In the embodiment, the collar 41 is matched with the sampling cylinder 22, the collar 41 is fixedly installed on the upper end of the sampling cylinder 22, the first sliding ring 42 is matched with and sealedly cooperates with the first annular cavity 411, in the initial state, the first sliding ring 42 is located on the top of the first annular cavity 411, the space between the first sliding ring 42 and the bottom of the first annular cavity 411 is filled with liquid, the elastic clamping sleeve 43 is arranged on the middle and lower part of the side wall of the sampling cylinder 22, the elastic clamping sleeve 43 can elastically expand, the transmission assembly can convert the suction force generated by the negative pressure assembly into the vertical movement of the first sliding ring 42, in the specific use, when the sampling of the sampling cylinder 22 is completed, the negative pressure assembly can be started, the negative pressure assembly drives the first sliding ring 42 to move downward through the transmission assembly, the first sliding ring 42 extrudes the liquid downward, so that the liquid is pressed into the elastic clamping sleeve 43, with the injection of the liquid, the elastic clamping sleeve 43 expands inward, so as to clamp the sample, so as to avoid the accidental falling of the sample, when the sample needs to be taken out, the first sliding ring 42 is only driven to move upward, and the liquid is only sucked back into the first annular cavity 411.

[0071] In one of the embodiments, the collar 41 is further arranged in the second annular cavity 412 below the first annular cavity 411, the second annular cavity 412 is communicated with the channel 211; the transmission assembly comprises a second sliding ring 44, a connecting pipe 45 and a first elastic member 46, the second sliding ring 44 is vertically slidably installed in the second annular cavity 412, the connecting pipe 45 connects the first sliding ring 42 and the second sliding ring 44, the upper end of the connecting pipe 45 is communicated with the first annular cavity 411, and the lower end of the connecting pipe 45 is communicated with the elastic clamping sleeve 43, the two ends of the first elastic member 46 are respectively connected with the bottom of the second annular cavity 412 and the second sliding ring 44.

[0072] In the embodiment, the second sliding ring 44 is matched with the second annular cavity 412 and is in sealed engagement with the second annular cavity 412, the first annular cavity 411, the second annular cavity 412 and the elastic clamping sleeve 43 are arranged in sequence from top to bottom, the upper end of the elastic clamping sleeve 43 is provided with a liquid inlet channel 211, the connecting pipe 45 is arranged in the first annular cavity 411, the second annular cavity 412 and the liquid inlet channel 211 and is in sliding sealed engagement with the liquid inlet channel 211, the upper end of the connecting pipe 45 is connected with the first sliding ring 42, the outer periphery of the upper end of the connecting pipe 45 is provided with a liquid inlet hole which is in communication with the first annular cavity 411, the second sliding ring 44 is connected with the middle part of the connecting pipe 45, the lower end of the connecting pipe 45 is movably arranged in the liquid inlet channel 211, the bottom region of the second annular cavity 412 is in communication with the channel 211 through the communication pipe 48, in the initial state, the second sliding ring 44 is located at the top of the second annular cavity 412, when the negative pressure assembly is started, the negative pressure assembly draws out the air in the second annular cavity 412 through the channel 211 and the communication pipe 48, so that the second annular cavity 412 is in a negative pressure annular state, thereby driving the second sliding ring 44 to move downward, the second sliding ring 44 drives the first sliding ring 42 to move downward through the connecting pipe 45, so as to press the liquid into the elastic clamping sleeve 43, when it is needed to take out the sample from the sampling cylinder 22, the negative pressure assembly is closed, the second sliding ring 44 is driven by the first elastic member 46 to move upward to the initial position.

[0073] Further, the outer periphery of the connecting pipe 45 is further sleeved with a second elastic member 47, the two ends of the second elastic member 47 are respectively connected with the second sliding ring 44 and the bottom of the second annular cavity 412, so as to drive the connecting pipe 45 to move upward through the second elastic member 47.

[0074] In the embodiment, a plurality of connecting pipes 45 are arranged, the plurality of connecting pipes 45 are arranged in sequence along the circumference of the sampling cylinder 22.

[0075] In one of the embodiments, the second annular cavity 412 is in communication with the channel 211 through the communication pipe 48, the communication pipe 48 is provided with a valve.

[0076] In the embodiment, since the waste cleaning mechanism 3 and the fixing mechanism 4 share the negative pressure assembly, in order to avoid the mutual influence between the two, the communication pipe 48 is provided with a valve, the valve can control the opening and closing of the communication pipe 48, when the fixing mechanism 4 is needed to be used, the valve is in the open state.

[0077] Further, the valve is an electromagnetic valve.

[0078] In the embodiment, a plurality of communication pipes 48 are arranged along the circumference of the drill rod 21.

[0079] In one of the embodiments, the sampling barrel 22 is further provided with a liquid sampling mechanism 5 for collecting liquid on the circumference of the sampling barrel 22.

[0080] In the embodiment, in the process of geological and mineral exploration, sometimes not only soil and ore need to be sampled, but also underground liquid needs to be sampled. Therefore, the sampling barrel 22 is further provided with a liquid sampling mechanism 5, which can sample underground liquid, thereby meeting the needs of geological and mineral exploration.

[0081] In one of the embodiments, the sampling barrel 22 is further provided with a liquid collection cavity 225, and the sampling barrel 22 is further provided with a collection port communicating with the liquid collection cavity 225; the liquid sampling mechanism 5 comprises a piston assembly 51, which is movably arranged in the liquid collection cavity 225 in the vertical direction, and the upper end of the piston assembly 51 extends into the second annular cavity 412 and is connected with the second sliding ring 44, wherein the collection port is located above the piston assembly 51.

[0082] In the embodiment, the liquid collection cavity 225 is located below the second annular cavity 412, the collection port is located above the liquid collection cavity 225, the piston assembly 51 is matched with the liquid collection cavity 225, the piston assembly 51 is slidably arranged in the liquid collection cavity 225 in the vertical direction and is sealingly matched with the liquid collection cavity 225, the piston assembly 51 is connected with the second sliding ring 44, in the initial state, the piston assembly 51 is located above the liquid collection cavity 225, when the second sliding ring 44 moves downward, the piston assembly 51 is driven to move downward, so that the space between the piston assembly 51 and the top of the liquid collection cavity 225 forms a negative pressure, thereby the liquid on the circumference of the sampling barrel 22 is sucked into the liquid collection cavity 225 through the collection port, thereby completing the sampling of liquid, the piston assembly 51 is driven by the second sliding ring 44 to complete the collection of liquid, without the need for an additional power source, the structure is compact, and the cost is reduced.

[0083] In the embodiment, the piston assembly 51 comprises a piston and a piston rod, the piston is matched with the liquid collection cavity 225, the piston is slidably arranged in the liquid collection cavity 225 and is sealingly matched with the liquid collection cavity 225, the lower end of the piston rod is connected with the piston, and the upper end of the piston rod extends into the second annular cavity 412 and is connected with the second sliding ring 44.

[0084] Further, the liquid sampling mechanism 5 further comprises a third elastic member 52, which is located in the second annular cavity 412 and sleeved on the outer periphery of the piston rod, the upper end of the third elastic member 52 is connected with the second sliding ring 44, and the lower end of the third elastic member 52 is connected with the bottom of the second annular cavity 412.

[0085] In the embodiment, the liquid collection cavities 225 are provided in plurality, and the plurality of liquid collection cavities 225 are arranged at intervals along the circumference of the sampling barrel 22, and correspondingly, the collection ports and the piston assembly 51 are each provided in plurality.

[0086] In order to better understand the present application, the following will be combined with Figures 1 to 13 The technical solutions of the present application will be described in detail:

[0087] In use, the mobile vehicle 1 is moved to a desired location for exploration, and then the drill rod 21 and the sampling cylinder 22 are assembled, the air suction pipe 33 is connected to the air suction end of the air suction pump, the first motor 242 drives the screw rod 241 to rotate to drive the mounting seat 23, the drill rod 21 and the sampling cylinder 22 to move downward, when the mounting seat 23 moves downward, the second motor 251 drives the drill rod 21 and the sampling cylinder 22 to rotate, so that the drill bit 221 drills into the ground, and the soil and gravel enter the sampling cylinder 22, the drill bit 223 and the drill bit 221 can crush the soil and gravel, the air suction pump is started, and the waste box 31 generates negative pressure through the air suction pipe 33, the waste box 31 generates negative pressure, which can generate negative pressure in the air inlet pipe 32 and the channel 211 to suck the crushed soil and gravel into the waste box 31, and the waste box 31 processes the excess soil during drilling, when the sampling cylinder 22 is lowered to the desired sampling depth, the first motor 242 drives the screw rod 241 to rotate in the opposite direction, thereby driving the mounting seat 23 to move upward, and the sampling cylinder 22 is taken out, at the same time, the valve is opened, the air suction pump draws air in the second annular cavity 412 through the channel 211 and the communication pipe 48, so that the second annular cavity 412 is in negative pressure annular, thereby driving the second sliding ring 44 to move downward, the second sliding ring 44 drives the first sliding ring 42 to move downward through the connecting pipe 45, thereby pressing the liquid into the elastic clamping sleeve 43, with the injection of the liquid, the elastic clamping sleeve 43 expands inward, thereby clamping the sample to prevent the sample from falling accidentally, then the negative pressure assembly is closed, the second sliding ring 44 moves upward to the initial position under the drive of the first elastic member 46 to complete the sampling work, when the second sliding ring 44 moves downward, the piston assembly 51 is driven to move downward, so that the space between the piston assembly 51 and the top of the liquid collection cavity 225 forms negative pressure, thereby sucking the liquid outside the sampling cylinder 22 into the liquid collection cavity 225 through the collection port, thereby completing the sampling of the liquid.

[0088] The specific embodiments of the application described above do not constitute a limitation on the scope of protection of the application. Any other corresponding changes and modifications made according to the technical concept of the application should be included in the scope of protection of the claims of the application.

Claims

1. A geological mineral exploration device, characterized in that, It includes: A mobile vehicle; A sampling mechanism, including a drill rod, a sampling cylinder and a driving assembly, the drill rod rotates along an axis in the vertical direction and is movably mounted on the mobile vehicle in the vertical direction, the sampling cylinder is arranged at the lower end of the drill rod, and the lower end of the sampling cylinder is provided with a drill bit, wherein the drill rod is provided with a channel extending along its axial direction, the lower end of the channel is communicated with the sampling cylinder, and the driving assembly is connected with the drill rod; and A waste cleaning mechanism, including a waste box and a negative pressure assembly, the waste box is arranged on the mobile vehicle, the waste box is connected with the upper end of the channel, and the negative pressure assembly is connected with the waste box to generate negative pressure in the waste box; The geological mineral exploration device further comprises a fixing mechanism arranged on the inner side wall of the sampling cylinder, and the fixing mechanism is used for fixing the sample in the sampling cylinder. The fixing mechanism comprises a sleeve ring, a first sliding ring, an elastic clamping sleeve and a transmission assembly, the sleeve ring is arranged at the upper end of the sampling cylinder, a first annular cavity is arranged in the sleeve ring, the first annular cavity is filled with liquid, the first sliding ring is slidably arranged in the first annular cavity in the vertical direction, the elastic clamping sleeve is arranged on the inner side wall of the sampling cylinder, the first annular cavity is communicated with the elastic clamping sleeve, and the transmission assembly connects the first sliding ring and the negative pressure assembly, so that when the first sliding ring is driven downward by the negative pressure assembly, the first sliding ring pressurizes the liquid into the elastic clamping sleeve, and as the liquid is injected, the elastic clamping sleeve expands inwardly to clamp the sample; The sleeve ring is further arranged in a second annular cavity below the first annular cavity, and the second annular cavity is communicated with the channel; The transmission assembly comprises a second sliding ring, a connecting pipe and a first elastic member, the second sliding ring is slidably arranged in the second annular cavity in the vertical direction, the connecting pipe connects the first sliding ring and the second sliding ring, the upper end of the connecting pipe is communicated with the first annular cavity, the lower end of the connecting pipe is communicated with the elastic clamping sleeve, and the two ends of the first elastic member are respectively connected with the bottom of the second annular cavity and the second sliding ring; The waste cleaning mechanism and the fixing mechanism share the negative pressure assembly.

2. The geological mineral exploration device according to claim 1, characterized in that, A plurality of connecting beams are arranged in the sampling cylinder, the connecting beams extend in the radial direction of the sampling cylinder, the connecting portions of the connecting beams form mounting portions, the drill rod is connected with the mounting portions, the outer periphery of the lower end of the drill rod is provided with air inlet holes communicated with the channel, the air inlet holes are located above the connecting beams, and the lower side of each connecting beam is provided with a plurality of drill bits arranged at intervals.

3. The geological mineral exploration device according to claim 2, characterized in that, The upper side of the connecting beam is further provided with a plurality of breaking knives arranged at intervals.

4. The geological mineral exploration device according to claim 1, characterized in that, The upper end of the drill rod is connected with the driving assembly, and the outer periphery of the upper end of the drill rod is provided with a plurality of air outlet holes connected with the channel; The waste cleaning mechanism further comprises a guide sleeve, the guide sleeve is rotatably sleeved on the outer periphery of the drill rod and is arranged corresponding to the air outlet holes, the inner side of the guide sleeve is provided with grooves communicated with the air outlet holes, and the grooves are communicated with the waste box through air suction pipes.

5. The geological mineral exploration device according to claim 1, characterized in that, The second annular cavity is communicated with the channel through a communication pipe, and a valve is arranged on the communication pipe.

6. The geological mineral exploration device according to claim 1, characterized in that, The sampling cylinder periphery is also provided with a liquid sampling mechanism for collecting liquid on the periphery of the sampling cylinder.

7. The geological mineral exploration device according to claim 6, characterized in that, The sampling cylinder side wall is also provided with a liquid collection cavity, and the periphery of the sampling cylinder is also provided with a collection port in communication with the liquid collection cavity. The liquid sampling mechanism comprises a piston assembly movably mounted in the liquid collection cavity in the vertical direction, and the upper end of the piston assembly extends into the second annular cavity and is connected with the second slip ring, wherein the collection port is located above the piston assembly.

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