CN-122015711-A - Civil engineering stake foundation hole detection device

CN122015711ACN 122015711 ACN122015711 ACN 122015711ACN-122015711-A

Abstract

The invention discloses a detection device for a foundation hole of a civil engineering pile, which belongs to the technical field of civil engineering and comprises a detection base, a lifting system for lifting the detection base, and an orifice support frame for supporting the lifting system, wherein the detection base is of a vertically arranged cylindrical structure, a convex ring is arranged at the lower end of the detection base, a rotating ring is coaxially arranged at the outer side of the convex ring in a rotating manner, a detector is arranged on the peripheral wall of the outer side of the rotating ring, a rotating driving device for driving the rotating ring to rotate is simultaneously arranged at the outer side of the detection base, a plurality of groups of radial support devices are uniformly arranged at intervals along the circumferential direction of the outer side of the detection base, the outer ends of the radial support devices are connected with support plates, the radial support devices are matched with the support plates for supporting the detection base, a laser emitter is arranged at the center of the upper end of the detection base, and a receiver corresponding to the laser emitter is arranged at the center of the orifice support frame. The device can improve the detection efficiency of the pile foundation holes.

Inventors

LI XIANGSONG
WANG XINYI
Hu Deqiao
WANG QIANG
ZHANG JIAN

Assignees

苏交科重庆检验检测认证有限公司

Dates

Publication Date: 20260512
Application Date: 20260209

Claims (8)

1. A detection device for a foundation hole of a civil engineering pile is characterized by comprising a detection base, a lifting system for lifting the detection base and an orifice support frame for supporting the lifting system, wherein the detection base is of a vertically arranged cylindrical structure, a convex ring is arranged at the lower end of the detection base, a rotating ring is coaxially arranged on the outer side of the convex ring in a rotating mode, a detector is arranged on the peripheral wall of the outer side of the rotating ring, a rotating driving device for driving the rotating ring to rotate is simultaneously arranged on the outer side of the detection base, a plurality of groups of radial support devices are uniformly arranged on the outer side of the detection base at intervals along the circumferential direction of the detection base, the outer ends of the radial support devices are connected with support plates, the radial support devices are matched with the detection base to support the detection base, a laser emitter is arranged at the center of the upper end of the detection base, a receiver corresponding to the laser emitter is arranged at the center of the orifice support frame and used for receiving signals sent by the laser emitter and transmitting the signals to a controller, and the controller controls the extending lengths of the radial support devices of the groups of the radial support devices so as to regulate the centering position of the detection base.
2. The civil engineering pile foundation hole detection device according to claim 1, wherein the outer side of the detection base and the inner side of the supporting plate are respectively provided with a first sliding groove and a second sliding groove, the radial supporting device comprises a plurality of groups of first connecting rods and second connecting rods, the middle parts of the first connecting rods and the second connecting rods are hinged to form a fork shape, the tail ends of the first connecting rods of the front group are hinged to the head ends of the second connecting rods of the rear group, the tail ends of the second connecting rods of the front group are hinged to the head ends of the first connecting rods of the rear group, the first connecting rod close to the detection base is hinged to the detection base through a first rotating pin shaft, the second connecting rod far from the detection base is hinged to the supporting plate through a second rotating pin shaft, the second connecting rod close to the detection base is connected to a first sliding pin shaft, the first sliding pin shaft is arranged in the first sliding groove, the first connecting rod far from the detection base is connected to a second sliding pin shaft, the second sliding pin shaft is arranged in the second sliding groove, the first hydraulic cylinder is arranged in the first sliding groove, and the output end of the first hydraulic cylinder is connected to the first sliding pin shaft.
3. The civil engineering pile foundation hole detection device of claim 2, wherein the inner side of the convex ring is provided with a bulge, the bulge is in sliding fit with the first sliding groove, the outer side of the detection base is provided with a second hydraulic cylinder, and the output end of the second hydraulic cylinder is connected to the convex ring.
4. The civil engineering pile foundation hole detecting device of claim 3, wherein the inner edge of the rotating ring is provided with an inner gear ring, the rotating driving device comprises a first gear, a rotating shaft support and a first motor, the first gear is meshed with the inner gear ring, the first gear is connected to the first motor through the rotating shaft, the rotating shaft is in rotating fit with the rotating shaft support, the rotating shaft support is arranged on the rotating ring, and the first motor is in sliding fit with the detecting base.
5. The civil engineering pile foundation hole detection device according to claim 1, wherein a sleeve is fixed at the bottom of the detection base, a detection rod is slidably mounted in the sleeve and connected to the detection base through a third hydraulic cylinder, a limit seat is formed at the lower end of the sleeve, a first pressure sensor is mounted at the lower side of the limit seat, and a second pressure sensor is mounted at the lower end of the detection rod.
6. The device for detecting the foundation holes of the civil engineering pile according to claim 1, wherein the lifting system comprises a winch, a pull rope and supporting rods, the winch is fixed on the orifice supporting frame and connected to the supporting rods through the pull rope, and a plurality of groups of supporting rods are uniformly arranged around the detection base at intervals.
7. The pile foundation pit inspection device of claim 1-6, wherein the port support comprises an outer ring, a center plate concentrically mounted at the center of the outer ring, a connecting rod connecting the center plate and the outer ring, and the receiver comprises a plurality of photoresistors arranged in an array on the lower side of the center plate.
8. The civil engineering pile foundation hole detection device according to claim 7, wherein a plurality of expansion plates are uniformly distributed on the lower side of the outer ring at intervals, one corner of each expansion plate is hinged with the outer ring, the other corner of each expansion plate is hinged with the rotating ring through a third connecting rod, an outer gear ring is arranged on the outer side of the rotating ring and is hinged with a second gear, the second gear is connected to the output end of a second motor, and the second motor is fixedly connected to the central plate.

Description

Civil engineering stake foundation hole detection device Technical Field The invention belongs to the technical field of civil engineering, and particularly relates to a pile foundation hole detection device for civil engineering. Background The pile foundation hole is a hole of a poured concrete pile which is drilled for reinforcing an underground foundation and improving the bearing capacity and the earthquake resistance of a building foundation, and before the pile foundation hole is used, the pile foundation hole is generally required to be detected, the hole wall diameters or hole wall cracks of different depths of the pile foundation hole are mainly detected, the internal structure of the pile foundation hole is displayed according to the section structure diagram, whether the pile foundation hole is qualified or not is conveniently judged subsequently, and meanwhile, the hole depth and hole bottom residues of the pile foundation hole are also required to be checked. The existing pile foundation hole is usually lowered by a winch when being detected, however, in order to ensure the detection quality when being detected by a detector, the detection can be carried out after the detector is stabilized, and the detection efficiency is greatly reduced. Disclosure of Invention In view of the above, an object of the present invention is to provide a civil engineering pile foundation hole detection device capable of improving the pile foundation hole detection efficiency. In order to achieve the above purpose, the present invention provides the following technical solutions: The invention discloses a civil engineering pile foundation hole detection device which comprises a detection base, a lifting system for lifting the detection base and an orifice support frame for supporting the lifting system, wherein the detection base is of a vertically arranged cylindrical structure, a convex ring is arranged at the lower end of the detection base, a rotating ring is coaxially arranged on the outer side of the convex ring in a rotating mode, a detector is arranged on the peripheral wall of the outer side of the rotating ring, a rotating driving device for driving the rotating ring to rotate is simultaneously arranged on the outer side of the detection base, a plurality of groups of radial support devices are uniformly arranged on the outer side of the detection base at intervals along the circumferential direction of the detection base, the outer ends of the radial support devices are connected with support plates, the plurality of groups of radial support devices are matched with each other to support the detection base, a laser emitter is arranged at the center of the upper end of the detection base, a receiver corresponding to the laser emitter is arranged at the center of the orifice support frame and used for receiving signals sent by the laser emitter and transmitting the signals to a controller, and the controller controls the extending lengths of the radial support devices of the groups of the radial support devices so as to adjust the centering positions of the detection base. Further, a first chute and a second chute are respectively formed in the outer side of the detection base and the inner side of the supporting plate, the radial supporting device comprises a plurality of groups of first connecting rods and second connecting rods, the middle parts of the first connecting rods and the middle parts of the second connecting rods are hinged to form a fork shape, the tail ends of the first connecting rods of the first group are hinged to the head ends of the second connecting rods of the second group, the tail ends of the second connecting rods of the first group are hinged to the head ends of the first connecting rods of the second group, the first connecting rods close to the detection base are hinged to the detection base through first rotating pins, the second connecting rods far away from the detection base are hinged to the supporting plate through second rotating pins, the first sliding pins are slidably arranged in the first chute, the first connecting rods far away from the detection base are connected to the second sliding pins, the second sliding pins are slidably arranged in the second chute, and a first hydraulic cylinder is arranged in the first chute, and the output end of the first hydraulic cylinder is connected to the first sliding pins. Further, the inboard of bulge loop forms the arch, and protruding and first spout sliding fit detect the outside of base and install the second pneumatic cylinder, and the output of second pneumatic cylinder is connected to the bulge loop. Further, the inner side edge of the rotating ring is provided with an inner gear ring, the rotating driving device comprises a first gear, a rotating shaft support and a first motor, the first gear is meshed with the inner gear ring, the first gear is connected to the first motor through the rotating shaft, the rotating sh