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CN-224229684-U - Concrete protective layer thickness detector with accurate positioning and moving functions

CN224229684UCN 224229684 UCN224229684 UCN 224229684UCN-224229684-U

Abstract

The utility model discloses a concrete protective layer thickness detector with accurate positioning and moving functions, which relates to the technical field of concrete protective layer thickness detectors, and comprises a bottom plate, wherein one side of the bottom plate is provided with a lifting mechanism which is used for driving the lifting plate to move up and down, one side of the lifting plate is rotatably provided with a detection mechanism, one side of the detection mechanism is provided with an abnormal positioning mark mechanism, the detection mechanism and the abnormal positioning mark mechanism can be positioned in a through groove formed in the bottom plate, and the abnormal positioning mark mechanism can accurately position and mark an abnormal part when the detection mechanism detects abnormality. The utility model realizes flexible detection through the lifting and rotating structure, is provided with the automatic positioning marking mechanism and the adjustable jacket structure, and improves the efficiency, the precision and the equipment applicability of the detection of the thickness of the concrete protective layer.

Inventors

  • SHI XIAOKUN

Assignees

  • 乌海市交通建设工程质量监测鉴定站

Dates

Publication Date
20260512
Application Date
20250702

Claims (10)

  1. 1. The concrete protective layer thickness detector with accurate positioning and moving functions is characterized by comprising a bottom plate (1), wherein a lifting mechanism is arranged on one side of the bottom plate (1) and used for driving a lifting plate (2) to move up and down, a detection mechanism is rotatably arranged on one side of the lifting plate (2), an abnormal positioning marking mechanism is arranged on one side of the detection mechanism, the detection mechanism and the abnormal positioning marking mechanism can be positioned in a through groove (11) formed in the bottom plate (1), and the abnormal positioning marking mechanism can accurately position and mark an abnormal part when the detection mechanism detects abnormality.
  2. 2. The concrete protective layer thickness detector with accurate positioning and moving functions according to claim 1, wherein the lifting mechanism comprises a bracket (12) fixed on a bottom plate (1), a limiting rod (13) is fixedly arranged on one side of the bracket (12), a reciprocating screw rod (14) is rotatably arranged on the other side of the bracket (12), one side of the lifting plate (2) slides on the limiting rod (13), the other side of the lifting plate is in threaded connection with the reciprocating screw rod (14), and the reciprocating screw rod (14) is coaxially connected with a motor I (15).
  3. 3. The concrete protective layer thickness detector with accurate positioning and moving functions according to claim 2, wherein the detecting mechanism comprises a mounting plate (3) positioned on one side of a lifting plate (2), a mounting groove is formed in the mounting plate (3), a mounting seat (4) is mounted in the mounting groove, and a detecting instrument (41) is mounted on the lower side of the mounting seat (4).
  4. 4. The concrete protective layer thickness detector with accurate positioning and moving functions according to claim 3, wherein the two sides of the upper surface of the mounting plate (3) are provided with fixing seats (31), a first cylinder (32) is mounted on the fixing seats (31), the piston end of the first cylinder (32) is connected with a jacket (33), and the mounting seat (4) is fixed through the jacket (33).
  5. 5. The concrete protective layer thickness detector with accurate positioning and moving functions according to claim 4, wherein a motor II (21) is fixed on one side of the lifting plate (2), the motor II (21) is coaxially connected with a rotating shaft (22), and one end of the rotating shaft (22) penetrates through the lifting plate (2) and is fixedly connected with one side of the mounting plate (3).
  6. 6. The concrete protective layer thickness detector with accurate positioning and moving functions according to claim 1, wherein the abnormal positioning marking mechanism comprises a second cylinder (42), the second cylinder (42) is fixed on one side of the mounting seat (4), a piston end of the second cylinder (42) is connected with a first side plate (44), a hard shell (49) is rotatably connected to a part, close to the lower side, of the first side plate (44) through a rotating rod, and a sponge (491) is arranged on one side of the hard shell (49).
  7. 7. The concrete protective layer thickness detector with accurate positioning and moving functions according to claim 6, wherein one end of a rotating rod of the hard shell (49) is connected with a gear (492), a third cylinder (441) is mounted on a first side plate (44), a piston end of the third cylinder (441) is connected with a rack (443), and the rack (443) is meshed with the gear (492).
  8. 8. The concrete protective layer thickness detector with accurate positioning and moving functions according to claim 7, wherein a limiting groove (442) is formed in one side of the first side plate (44), and the rack (443) slides in the limiting groove (442).
  9. 9. The concrete protective layer thickness detector with accurate positioning and moving functions according to claim 8, wherein a guide bar (43) is arranged on one side of the mounting seat (4), and a first side plate (44) slides on the guide bar (43).
  10. 10. The concrete protective layer thickness detector with accurate positioning and moving functions according to claim 9, wherein a second side plate (45) is arranged on the lower side of the first side plate (44), a sliding groove is formed in the second side plate (45), a moving shell (47) is slidably arranged in the sliding groove, solid pigment (48) is arranged in the moving shell (47), a fourth air cylinder (46) is arranged in the sliding groove, and the piston end of the fourth air cylinder (46) is connected with the moving shell (47).

Description

Concrete protective layer thickness detector with accurate positioning and moving functions Technical Field The utility model relates to the technical field of concrete thickness detection, in particular to a concrete protective layer thickness detector with accurate positioning and moving functions. Background In the field of quality detection of construction engineering, the thickness of a protective layer of reinforcing steel bars in a concrete structure is one of important parameters affecting durability and safety of the structure. At present, a common detection method mainly depends on a portable steel bar scanner or radar detection equipment, an operator needs to hold an instrument to scan point by point on the surface of concrete, and whether an abnormal area exists is judged manually. However, in the practical application process, the conventional detection method has a plurality of defects. Firstly, because the construction site environment is complicated, for example, the detection position is higher, the traditional equipment is difficult to flexibly adjust the height and the angle, and the detection range and the operation convenience are limited. In addition, the existing detection instruments mostly have no automatic marking function, detection personnel usually need to manually mark by means of visual inspection or auxiliary tools after detecting the abnormality, so that the efficiency is low, positioning deviation is easy to generate, the accuracy of subsequent repair or evaluation work is affected, and marking mechanisms of some detection devices with positioning marking functions are usually arranged on one side of the detection devices, so that accurate marking of abnormal parts is inconvenient when the abnormality is detected. Disclosure of utility model The utility model provides a concrete protective layer thickness detector with accurate positioning and moving functions, which comprises a bottom plate, wherein one side of the bottom plate is provided with a lifting mechanism, the lifting mechanism is used for driving the lifting plate to move up and down, one side of the lifting plate is rotatably provided with a detection mechanism, one side of the detection mechanism is provided with an abnormal positioning marking mechanism, the detection mechanism and the abnormal positioning marking mechanism can be positioned in a through groove formed in the bottom plate, and the abnormal positioning marking mechanism can accurately position and mark an abnormal part when the detection mechanism detects abnormality. Preferably, the lifting mechanism comprises a bracket fixed on the bottom plate, one side of the bracket is fixedly provided with a limiting rod, the other side of the bracket is rotationally provided with a reciprocating screw rod, one side of the lifting plate slides on the limiting rod, the other side of the lifting plate is in threaded connection with the reciprocating screw rod, and the reciprocating screw rod is coaxially connected with the motor. Preferably, the detection mechanism comprises a mounting plate positioned on one side of the lifting plate, a mounting groove is formed in the mounting plate, a mounting seat is arranged in the mounting groove, and a detection instrument is arranged on the lower side of the mounting seat. Preferably, both sides of the upper surface of the mounting plate are provided with fixing seats, a first cylinder is mounted on the fixing seats, a piston end of the first cylinder is connected with a jacket, and the mounting seats are fixed through the jacket. Preferably, a motor II is fixed on one side of the lifting plate and is coaxially connected with the rotating shaft, and one end of the rotating shaft penetrates through the lifting plate and is fixedly connected with one side of the mounting plate. Preferably, the abnormal positioning marking mechanism comprises a second cylinder, the second cylinder is fixed on one side of the mounting seat, the piston end of the second cylinder is connected with a first side plate, a hard shell is rotatably connected to a position, close to the lower side, of the first side plate through a rotating rod, and a sponge is mounted on one side of the hard shell. Preferably, one end of the rotating rod of the hard shell is connected with a gear, the first side plate is provided with a third cylinder, the piston end of the third cylinder is connected with a rack, and the rack is meshed with the gear. Preferably, limit grooves are formed in one side of the side plates, and the racks slide in the limit grooves. Preferably, a guide bar is arranged on one side of the mounting seat, and the first side plate slides on the guide bar. Preferably, a second side plate is arranged on the lower side of the first side plate, a sliding groove is formed in the second side plate, a movable shell is arranged in the sliding groove in a sliding mode, solid pigment is arranged in the movable shell, a fourth air cylinder is arrange