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CN-122016383-A - Geological survey sampler

CN122016383ACN 122016383 ACN122016383 ACN 122016383ACN-122016383-A

Abstract

The invention relates to the technical field of geological exploration devices, in particular to a geological exploration sampler, which comprises a support frame, wherein a movable groove is formed in the support frame, a drilling sampling mechanism is arranged in the support frame, a distance observation mechanism is arranged on the outer side of the drilling sampling mechanism, a shaking mechanism is arranged in the support frame, the drilling sampling mechanism comprises a threaded pipe, a screw rod is connected with the internal threads of the threaded pipe, a rotating handle is fixedly connected to the top of the screw rod, a sampling pipe is fixedly connected to the bottom of the screw rod, a drilling cover is arranged on the outer side of the sampling pipe, the distance observation mechanism comprises a movable ring, and balls are fixedly connected to the outer side of the drilling cover. The pointer clearly indicates the moving distance on the scale plate, directly reflects the sampling depth, avoids sampling to be too shallow or too deep, and improves the sampling accuracy.

Inventors

  • JIAO WENBIN
  • LIU SHAOJI
  • GAO KUAN
  • WANG ZHILEI
  • SONG HAISHU

Assignees

  • 中国煤炭地质总局第一勘探局科教中心

Dates

Publication Date
20260512
Application Date
20260309

Claims (10)

  1. 1. The geological survey sampler comprises a support frame (1) and is characterized in that a movable groove (2) is formed in the support frame (1), a drilling and sampling mechanism (3) is arranged in the support frame (1), a distance observation mechanism (4) is arranged on the outer side of the drilling and sampling mechanism (3), and a shaking placing mechanism (5) is arranged in the support frame (1); The drilling and sampling mechanism (3) comprises a threaded pipe (31), a screw rod (32) is connected with the internal thread of the threaded pipe (31), a rotating handle (33) is fixedly connected to the top of the screw rod (32), a sampling pipe (34) is fixedly connected to the bottom of the screw rod (32), and a drilling cover (35) is arranged on the outer side of the sampling pipe (34); The distance observation mechanism (4) comprises a movable ring (41), a ball (42) is fixedly connected to the outer side of the drilling cover (35), a rotating groove (43) is formed in the inner wall of the movable ring (41), a movable plate (44) is fixedly connected to the outer side of the movable ring (41), a pointer (45) is fixedly connected to one end, far away from the movable ring (41), of the movable plate (44), a movable groove (46) is formed in the side wall of the support frame (1), and a scale plate (47) is arranged on the outer side of the movable groove (46); The shaking placing mechanism (5) comprises a connecting plate (51), a rotating rod (52) is rotatably connected between the connecting plates (51), a connecting rod (53) is fixedly connected to the outer side of the rotating rod (52), and a first clamping cover (54) and a second clamping cover (55) are fixedly connected to the outer side of the connecting rod (53).
  2. 2. The geological survey sampler of claim 1, wherein the bottom of the supporting frame (1) is fixedly connected with an anti-slip pad (11), the outer side of the second clamping cover (55) is fixedly connected with a fixing plate (56), the outer side of the fixing plate (56) is fixedly connected with a movable pipe (57), the inner side of the movable pipe (57) is movably clamped with a positioning rod (58), the outer side of the positioning rod (58) is fixedly connected with a pulling cover (59), the positioning rod (58) is sleeved with a compression spring (510), the side wall of the first clamping cover (54) is provided with a positioning hole (511), a mounting piece (36) is arranged between the drilling cover (35) and the sampling pipe (34), and the bottom of the drilling cover (35) is fixedly connected with a conical column (351).
  3. 3. The geological survey sampler of claim 1, wherein the threaded pipe (31) is fixedly connected to the top of the support frame (1), the sampling pipe (34) and the drilling cover (35) are movably connected to the inside of the support frame (1), and the initial position of the drilling cover (35) is right above the movable groove (2).
  4. 4. A geological survey sampler according to claim 1, characterized in that the balls (42) are uniformly distributed on the outside of the borehole casing (35), and the end of the balls (42) remote from the borehole casing (35) is rotatably connected to the inside of the rotary groove (43).
  5. 5. A geological survey sampler according to claim 1, characterized in that said movable ring (41) is rotatably connected to the outside of the borehole casing (35), and said movable plate (44) has one end slidably connected to the inside of the movable slot (46).
  6. 6. The geological survey sampler of claim 1, wherein the pointer (45) is movably connected to the outer side of the scale plate (47) through the moving plate (44), and the pointer (45) is positioned on the outer side of the support frame (1).
  7. 7. The geological survey sampler of claim 1, wherein the connecting plates (51) are fixedly and symmetrically distributed in the support frame (1), and the first clamping cover (54) and the second clamping cover (55) are movably connected in the support frame (1) through the cooperation of the rotating rods (52) and the connecting rods (53).
  8. 8. The geological survey sampler of claim 1, wherein the first clamping cover (54) and the second clamping cover (55) are symmetrically distributed on the outer side of the drilling cover (35), and rubber pads are arranged on the inner sides of the first clamping cover (54) and the second clamping cover (55).
  9. 9. The geological survey sampler of claim 2, wherein the anti-slip pads (11) are symmetrically distributed at the bottom of the support frame (1), and the stabilizing plates (56) are symmetrically distributed at the outer side of the second clamping cover (55).
  10. 10. A geological survey sampler according to claim 2, characterized in that the positioning rods (58) traverse the inside of the stabilizing plate (56) and the end of the positioning rods (58) remote from the pulling mantle (59) is located inside the positioning holes (511), the conical pillars (351) being evenly distributed at the bottom of the drilling mantle (35).

Description

Geological survey sampler Technical Field The invention relates to the technical field of geological exploration devices, in particular to a geological exploration sampler. Background With the rapid development of mineral resource exploration, engineering geological exploration, ecological environment monitoring and other fields, the acquisition precision, the operation efficiency and the operation safety of geological samples become core factors influencing the reliability of exploration results. In the current geological investigation operation, sample collection is used as a basic link, and complex and various geological conditions (such as hard rock stratum, loose soil layer, stratum with higher water content and the like) are faced, and meanwhile, higher requirements are provided for accurate control of sampling depth, stability of equipment operation and operation convenience; From the aspect of sampling depth control, the traditional equipment lacks an integrated depth monitoring mechanism, and is mostly dependent on manual measurement through a tape measure or estimation of sampling depth by experience, so that the operation is complex, the problem that a target stratum sample is not obtained due to too shallow sampling or the sample is mixed due to too deep sampling is frequently caused by manual reading errors or equipment shaking, the accuracy of subsequent detection and analysis is seriously influenced, a drilling component lacks effective shaking prevention constraint, radial shaking is easily generated due to uneven stratum resistance in the descending process of a sampling tube and a drilling cover, the component is possibly damaged due to collision with a bracket, the collected sample is scattered and the integrity is damaged, and the high-quality sampling requirement is difficult to meet; therefore, a geological survey sampler is proposed for the above problems. Disclosure of Invention The invention aims to provide a geological survey sampler for solving the problems in the background technology. In order to achieve the above purpose, the present invention provides the following technical solutions: The geological survey sampler comprises a support frame, wherein a movable groove is formed in the support frame, a drilling sampling mechanism is arranged in the support frame, a distance observation mechanism is arranged on the outer side of the drilling sampling mechanism, and a shaking placing mechanism is arranged in the support frame; The drilling and sampling mechanism comprises a threaded pipe, a screw rod is connected to the inner thread of the threaded pipe, a rotating handle is fixedly connected to the top of the screw rod, a sampling pipe is fixedly connected to the bottom of the screw rod, and a drilling cover is arranged on the outer side of the sampling pipe; The distance observation mechanism comprises a movable ring, the outer side of the drilling cover is fixedly connected with a ball, a rotating groove is formed in the inner wall of the movable ring, a movable plate is fixedly connected to the outer side of the movable ring, a pointer is fixedly connected to one end, far away from the movable ring, of the movable plate, a movable groove is formed in the side wall of the supporting frame, and a scale plate is arranged on the outer side of the movable groove; The shaking placing mechanism comprises a connecting plate, a rotating rod is connected between the connecting plates in a rotating mode, a connecting rod is fixedly connected to the outer side of the rotating rod, and a first clamping cover and a second clamping cover are fixedly connected to the outer side of the connecting rod. The anti-skid device is further optimized, wherein an anti-skid pad is fixedly connected to the bottom of the support frame, a stabilizing plate is fixedly connected to the outer side of the second clamping cover, a movable pipe is fixedly connected to the outer side of the stabilizing plate, a positioning rod is movably clamped in the movable pipe, a pulling cover is fixedly connected to the outer side of the positioning rod, a compression spring is sleeved on the positioning rod, a positioning hole is formed in the side wall of the first clamping cover, a mounting piece is arranged between the drilling cover and the sampling pipe, and a conical column is fixedly connected to the bottom of the drilling cover. The invention is further optimized, wherein the threaded pipe is fixedly connected to the top of the support frame, the sampling pipe and the drilling cover are movably connected to the inside of the support frame, and the initial position of the drilling cover is right above the movable groove. As a further optimized content of the invention, the balls are uniformly distributed on the outer side of the drilling cover, and one end of the balls, which is far away from the drilling cover, is rotatably connected in the rotating groove. As a further optimized content of the invention, the movabl