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CN-122016377-A - Telescopic coal geological exploration sampling device

CN122016377ACN 122016377 ACN122016377 ACN 122016377ACN-122016377-A

Abstract

The invention provides a telescopic coal geological exploration sampling device, which relates to the technical field of geological sampling and comprises a sampling table, wherein a U-shaped frame is fixedly connected to the top of the sampling table, a first cylinder is fixedly arranged at the inner top of the U-shaped frame, a sampling tube is fixedly connected to the telescopic end of the first cylinder, the sampling tube penetrates through the sampling table, and the sampling tube is in sliding fit with the sampling table. When any motor is started in the forward direction or the reverse direction, two sampling doors arranged on one side of each group of supporting plates are driven to approach or separate from each other, a plurality of sampling ports on the same side of the sampling tube are opened and closed, the device is convenient for sampling geology on the same side of the sampling tube below the sampling table, the geology of different depths is sampled, the obstruction between the opened sampling ports and geology is avoided, the sampling cavity structure is increased or decreased by opening or closing the sampling ports, and the volume of a geological sample taken by a sampling container in the device is increased when the opened sampling ports are enlarged.

Inventors

  • DONG BO
  • ZHAO JINLONG
  • WANG JIAMEI

Assignees

  • 中国矿业大学(北京)

Dates

Publication Date
20260512
Application Date
20260205

Claims (8)

  1. 1. The telescopic coal geological exploration sampling device is characterized by comprising a sampling table (1), wherein a U-shaped frame (101) is fixedly connected to the top of the sampling table (1), a first air cylinder (102) is fixedly arranged at the top in the U-shaped frame (101), a sampling tube (2) is fixedly connected to the telescopic end of the first air cylinder (102), the sampling tube (2) penetrates through the sampling table (1), and the sampling tube (2) is in sliding fit with the sampling table (1); The inner wall of the sampling tube (2) is provided with a plurality of mounting frames (21), a plurality of motors (211) are fixedly arranged on the mounting frames (21), the output ends of the motors (211) are fixedly connected with driving rods (2111), and the peripheral side surfaces of the driving rods (2111) are fixedly connected with a plurality of main bevel gears (2112); A plurality of driven rods (212) are rotatably arranged on the mounting frame (21), secondary bevel gears (2121) are fixedly connected to the peripheral side surfaces of the driven rods (212), the secondary bevel gears (2121) are meshed with the primary bevel gears (2112), and winding rollers (2122) are fixedly connected to the peripheral side surfaces of the driven rods (212); A plurality of groups of supporting plates (213) are also fixed on the mounting frame (21), each group of supporting plates (213) is two in number, an I-shaped plate (22) is slidably matched between the two supporting plates (213), vertical plates (2131) are fixedly connected to the top and the bottom of the two supporting plates (213), and a transmission roller (2132) is rotatably arranged between the two vertical plates (2131); The utility model discloses a sampling tube, including sampling tube (2), sampling tube (2) inner wall sliding fit has a plurality of sampling door (23) from top to bottom, a plurality of fixedly connected with L shaped plate (231) on sampling door (23), fixedly connected with elastic spring (2311) between L shaped plate (231) and mounting bracket (21), be provided with pencil (2312) between L shaped plate (231) and reel (2122), pencil (2312) pass transmission roller (2132) surface.
  2. 2. The telescopic coal geological exploration sampling device according to claim 1, wherein the inner wall of the sampling tube (2) is provided with a plurality of groups of limit grooves (24), each group of limit grooves (24) is two in number, and the two limit grooves (24) are in sliding fit with the two sampling doors (23); The sampling tube (2) is provided with a plurality of sampling ports (25) on the peripheral side surface, and the sampling ports (25) are respectively positioned between the two corresponding limiting grooves (24).
  3. 3. The telescopic coal geological exploration sampling device according to claim 2 is characterized in that two limit strips (232) are fixedly connected to the sampling gates (23); the limiting strips (232) are respectively in sliding fit with the corresponding limiting grooves (24).
  4. 4. The telescopic coal geological exploration sampling device according to claim 3, wherein the mounting frame (21) is fixedly connected with a plurality of U-shaped plates (214), the plurality of U-shaped plates (214) are positioned between the sampling door (23) and the I-shaped plate (22), and the outer walls of the plurality of U-shaped plates (214) are fixedly connected with the ends of the elastic springs (2311).
  5. 5. A telescopic coal geological prospecting sampling device according to claim 4, wherein the outer wall of the U-shaped plate (214) is in sliding fit with one side of the sampling door (23), and the inner wall of the U-shaped plate (214) is in sliding fit with the inner wall of the I-shaped plate (22).
  6. 6. The telescopic coal geological exploration sampling device according to claim 5, wherein a plurality of horizontal strips (221) are fixedly connected to the I-shaped plate (22); two horizontal grooves (2133) are formed in the side faces of the supporting plates (213), and the horizontal strips (221) are respectively in sliding fit with the horizontal grooves (2133).
  7. 7. The telescopic coal geological exploration sampling device according to claim 6, wherein the driven rods (212) are fixedly connected with two traction gears (2123), and the two traction gears (2123) are respectively positioned at two ends of a wire winding roller (2122); the outer top and the outer bottom of the I-shaped plate (22) are fixedly connected with horizontal racks (222), and the horizontal racks (222) are meshed with the traction gear (2123).
  8. 8. The telescopic coal geological exploration sampling device according to claim 1, wherein a plurality of rollers are arranged at the bottom of the sampling table (1).

Description

Telescopic coal geological exploration sampling device Technical Field The invention relates to the technical field of geological sampling, in particular to a telescopic coal geological exploration sampling device. Background The coal geological exploration comprises the steps of precisely finding out the layer number, thickness, spatial position (trend, inclination angle) and stability of a coal layer, determining industrial analysis (moisture, ash, volatile matters and fixed carbon) of the coal, element analysis, heating value, sulfur content, harmful element content and the like through sampling and assaying, evaluating the application (such as power coal, coking coal and chemical coal), and ascertaining geological structures (faults and folds), hydrogeological conditions (aquifer and water inflow), engineering geological conditions (top and bottom plate stability), gas content, outstanding risks, ground temperature and the like which influence exploitation. On the basis of finding out the information, classifying and grading to calculate the resource amount and reserve amount of coal. The existing sampling device obtains the geological sample outside the sampling tube through the arranged unfolded sampling container after the drill bit is used for detecting the coal geology, and is easy to unfold the sampling container outside the sampling tube because of hard geology, so that the geological sampling is not facilitated. Disclosure of Invention (One) solving the technical problems Aiming at the defects of the prior art, the invention provides a telescopic coal geological exploration sampling device, which solves the problem that the existing sampling device is easy to spread a sampling container outside a sampling tube because of hard geology. (II) technical scheme The telescopic coal geological exploration sampling device comprises a sampling table, wherein a U-shaped frame is fixedly connected to the top of the sampling table, a first cylinder is fixedly arranged at the inner top of the U-shaped frame, a sampling tube is fixedly connected to the telescopic end of the first cylinder, the sampling tube penetrates through the sampling table, and the sampling tube is in sliding fit with the sampling table. The inner wall of the sampling tube is provided with a plurality of mounting frames, a plurality of motors are fixedly mounted on the mounting frames, the output ends of the motors are fixedly connected with driving rods, and the peripheral side faces of the driving rods are fixedly connected with a plurality of main bevel gears. The utility model discloses a wire winding device, including the mounting bracket, the mounting bracket is gone up to rotate and is provided with a plurality of driven lever, driven lever week side fixedly connected with is followed bevel gear, from bevel gear and main bevel gear meshing cooperation, driven lever week side fixedly connected with wire winding running roller. Still fix a plurality of groups of backup pads on the mounting bracket, every group backup pad quantity is two, two sliding fit has the worker's board between the backup pad, two equal fixedly connected with riser in backup pad top and bottom, two rotate between the riser and be provided with the transmission roller. The utility model discloses a sampling tube, including sampling tube inner wall, sliding fit has a plurality of sampling door from top to bottom, a plurality of fixedly connected with L shaped plate on the sampling door, fixedly connected with elastic spring between L shaped plate and the mounting bracket, be provided with the pencil between L shaped plate and the reel, the pencil passes the transmission roller surface. Preferably, the inner wall of the sampling tube is provided with a plurality of groups of limit grooves, each group of limit grooves is two in number, and the two limit grooves are in sliding fit with the two sampling doors. The sampling tube is characterized in that a plurality of sampling ports are formed in the peripheral side face of the sampling tube, and the sampling ports are respectively located between the two corresponding limiting grooves. Preferably, the sampling doors are fixedly connected with two limit bars. The limiting strips are respectively in sliding fit with the corresponding limiting grooves. Preferably, a plurality of U-shaped plates are fixedly connected to the mounting frame, the plurality of U-shaped plates are located between the sampling door and the I-shaped plate, and the plurality of U-shaped plates are fixedly connected with the outer walls of the elastic springs. Preferably, the outer wall of the U-shaped plate is in sliding fit with one side of the sampling door, and the inner wall of the U-shaped plate is in sliding fit with the inner wall of the I-shaped plate. Preferably, the I-shaped plate is fixedly connected with a plurality of horizontal strips. Two horizontal grooves are formed in the side faces of the supporting plates, and the horizontal