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CN-224216332-U - Drilling core sample extraction element

CN224216332UCN 224216332 UCN224216332 UCN 224216332UCN-224216332-U

Abstract

The utility model relates to the technical field of concrete detection, and discloses a drilling core sample extraction device which comprises a base, a mounting frame fixedly mounted at the top end of the base, and a fixing rod arranged at the top end of the base, wherein a lifting assembly is arranged at one end of the fixing rod far away from the base, a mounting plate is arranged at the outer edge of the lifting assembly, a guide groove and a limiting groove I are formed in one end of the mounting plate far away from the lifting assembly, and a mounting seat is arranged at one end of the mounting plate far away from the lifting assembly. This drilling core appearance extraction element, through locating piece and constant head tank and bolt one, through-hole two, through-hole one and nut and the cooperation, can realize the quick installation of dead lever, be convenient for when using or equipment to its quick assembly disassembly, the practicality is higher, through stopper, spout two and spacing groove three and bolt two, threaded hole two prolong the cooperation with threaded hole one, can realize the quick installation of drilling tool, after long-time use, be convenient for overhaul or change it.

Inventors

  • Li Nenglin

Assignees

  • 深圳市万粤建设有限公司

Dates

Publication Date
20260508
Application Date
20250526

Claims (7)

  1. 1. The utility model provides a drilling core sample extraction element, includes mounting bracket (2) of base (1) and base (1) top fixed mounting to and dead lever (3) that base (1) top set up, wherein, dead lever (3) keep away from one end of base (1) and are provided with lifting unit (10), the outer edge of lifting unit (10) is provided with mounting panel (11), guide slot (12) and spacing groove one (13) have been seted up to one end that lifting unit (10) was kept away from to mounting panel (11), one end that lifting unit (10) was kept away from to mounting panel (11) is provided with mount pad (14), one end fixed mounting that mount pad (14) is close to mounting panel (11) has guide block (15), one end that mount pad (14) is close to mounting panel (11) has been seted up spacing groove two (16), the outer wall grafting of mounting panel (11) install with spacing groove one (13) and spacing groove two (16) looks adaptation core spacing lever (17), one end that keeps away from mounting panel (11) of mount pad (14) is provided with subassembly (18).
  2. 2. The drilling core sample extraction device according to claim 1, wherein a positioning groove (4) and a first through hole (5) are formed in one end, close to the base (1), of the fixing rod (3), a positioning block (6) is fixedly arranged on the inner wall of the mounting frame (2), a second through hole (7) is formed in the outer wall of the mounting frame (2), a first bolt (8) matched with the second through hole (7) and the first through hole (5) is connected with the outer wall of the mounting frame (2) in a threaded mode, a nut (9) is connected with the outer wall of the first bolt (8) in a threaded mode, the positioning block (6) and the positioning groove (4) are installed in a plugging mode, the first bolt (8) penetrates through the second through hole (7) and the first through hole (5), and the second through hole (7) and the first through hole (5) are identical in aperture.
  3. 3. The drilling core sample extraction device according to claim 1, wherein the lifting assembly (10) comprises a movable groove (1001), a screw rod (1002), a connecting block (1003), a sliding block (1004) and a first sliding groove (1005), the screw rod (1002) is rotatably arranged on the inner side of the movable groove (1001), the connecting block (1003) is connected with the outer wall of the screw rod (1002) in a threaded mode, the sliding block (1004) is fixedly arranged on one surface, close to the sliding block (1004), of the mounting plate (11), the first sliding groove (1005) is formed in one surface, far away from the mounting plate (11), of the fixing rod (3), the connecting block (1003) is fixedly arranged with the mounting plate (11), the sliding block (1004) is in sliding connection with the first sliding groove (1005), and the section of the sliding block (1004) is of a 乚 -shaped structure.
  4. 4. The drilling core sample extraction device according to claim 1, wherein the section of the mounting plate (11) is of a U-shaped structure, the guide block (15) and the guide groove (12) are arranged in an inserting mode, and the section of the guide block (15) is of a T-shaped structure.
  5. 5. A core sample extracting device according to claim 1, wherein the limiting rod (17) extends to the inside of the limiting groove II (16) through the limiting groove I (13), and the aperture of the limiting groove I (13) is the same as that of the limiting groove II (16).
  6. 6. The device for extracting the core sample from the drilled hole is characterized in that the coring assembly (18) comprises a motor (1801), a mounting block (1802), a drilling tool (1803), a limiting block (1804), a threaded hole I (1805), a sliding groove II (1806), a limiting groove III (1807), a threaded hole II (1808) and a threaded hole II (1809), the mounting block (1802) is fixedly arranged at the output end of the motor (1801), the drilling tool (1803) is arranged at one end of the mounting block (1802) far away from the motor (1801), the limiting block (1804) is fixedly arranged at one end of the mounting block (1802) close to the drilling tool (1803), a threaded hole I (1805) is arranged at one end of the mounting block (1802) close to the drilling tool (1803), the sliding groove II (1806), the limiting groove III (1807) and the threaded hole II (1808) are arranged at one end of the drilling tool (1803) close to the mounting block (1808) in a threaded manner, the end of the drilling tool (1803) close to the threaded hole II (1805) is matched with the threaded hole II (1806), and the limiting groove II (1806) is arranged in a plugging mode, the limiting block (1804) is matched with the limiting groove III (1807).
  7. 7. A core sample extraction device according to claim 6, wherein said second bolt (1809) extends through said second threaded bore (1808) to the interior of said first threaded bore (1805), said second threaded bore (1808) having the same bore diameter as said first threaded bore (1805).

Description

Drilling core sample extraction element Technical Field The utility model relates to the technical field of concrete detection, in particular to a drilling core sample extracting device. Background The core sample extracting device is used for drilling concrete, asphalt concrete and other materials, is mainly used for compression-resistant and bending-resistant test equipment, is widely applied to basic coring work of cement concrete and asphalt concrete of highways, airports, ports, wharfs, dams and the like, and mainly used for checking the internal quality of concrete entities, such as tunnel lining, inverted arches, bridge cast-in-place piles, gravity retaining walls and the like, and verifying the internal quality of the concrete, such as concrete cementing condition, strength, compactness, air holes, interlayer, segregation or broken piles and the like. The utility model discloses a drilling core sample extracting device, which can stably clamp a core sample through a clamping assembly, so that the situation that the core sample cannot be clamped or falls off after being clamped is difficult to occur, a barrel and the core sample can be conveniently and stably taken out of a drilling hole through a gripping assembly, the relative position of the detachably designed gripping assembly and the barrel can be adjusted in real time according to the sampling depth, so that the best force application position is obtained to extract the core sample more easily, but the drilling core sample extracting device is not provided with a quick mounting structure of a fixing rod, is inconvenient to use or assemble decoration, is inconvenient to quickly disassemble and assemble, is not provided with a mounting structure of a drilling tool, is inconvenient to overhaul or replace after long-time use, has poor practicability, and is inconvenient to popularize and use. Disclosure of Invention The utility model aims to solve the technical problems that a quick mounting structure of a fixing rod is not designed in the prior art, a decoration is not convenient to quickly mount and dismount in use or assembly, a mounting structure of a drilling tool is not designed, the drilling core sample extracting device is not convenient to overhaul or replace after long-time use, the practicability is poor, and the popularization and the use are inconvenient. The technical scheme includes that the drilling core sample extracting device comprises a base, a mounting frame fixedly mounted at the top end of the base and a fixing rod arranged at the top end of the base, wherein a lifting assembly is arranged at one end, far away from the base, of the fixing rod, a mounting plate is arranged at the outer edge of the lifting assembly, a guide groove and a limiting groove I are formed in one end, far away from the lifting assembly, of the mounting plate, a mounting seat is arranged at one end, far away from the lifting assembly, of the mounting plate, a guide block is fixedly mounted at one end, close to the mounting plate, of the mounting seat, a limiting groove II is formed in one end, close to the mounting plate, of the mounting plate, a limiting rod matched with the limiting groove I and the limiting groove II is mounted on the outer wall of the mounting plate in an inserting mode, and a coring assembly is arranged at one end, far away from the mounting plate, of the mounting seat. Preferably, the fixed rod is close to one end of the base and is provided with a positioning groove and a first through hole, the inner wall of the mounting frame is fixedly provided with a positioning block, the outer wall of the mounting frame is provided with a second through hole, the outer wall of the mounting frame is in threaded connection with a first bolt matched with the second through hole and the first through hole, the outer wall of the first bolt is in threaded connection with a nut, the positioning block and the positioning groove are in inserted connection and installation, the bolt penetrates through the second through hole and the first through hole, and the second through hole and the first through hole have the same aperture. Through above-mentioned technical scheme, the staff inserts the locating piece inside of constant head tank, and with bolt through hole two and through-hole one again, with nut and bolt threaded connection at last, can realize the quick installation of dead lever, when using or equipment, be convenient for to its quick assembly disassembly, the practicality is higher. Preferably, the lifting assembly comprises a movable groove, a screw rod, a connecting block, a sliding block and a first sliding groove, the screw rod is rotatably arranged on the inner side of the movable groove, the connecting block is connected with the outer wall of the screw rod in a threaded manner, the sliding block is fixedly arranged on one surface of the mounting plate, which is close to the sliding block, of the mounting plate, the first sliding gr