CN-117307874-B - Urban underground pipe network detection device and detection method

CN117307874BCN 117307874 BCN117307874 BCN 117307874BCN-117307874-B

Abstract

The invention provides a detection device and a detection method for an urban underground pipe network, wherein the detection device comprises a vehicle body, a swing arm and a driving assembly, a travelling wheel is rotatably connected to the side part of the vehicle body, a camera is arranged at the top of the vehicle body, the swing arm is rotatably connected to the top of the vehicle body through a swing shaft, a main shaft of the swing shaft extends perpendicular to the trend of the vehicle body, the swing arm can vertically swing to the front side of the vehicle body, the driving assembly is connected to the top of the vehicle body and is used for driving the swing shaft to rotate, and the swing arm can vertically swing to an obstacle under the rotation of the swing shaft so as to prop the vehicle body and enable the vehicle body to cross the obstacle. According to the urban underground pipe network detection device provided by the invention, the swing shaft can be driven to rotate by the driving assembly so as to enable the swing arm to vertically swing to the top of an obstacle, one group of travelling wheels adjacent to the swing arm of the vehicle body is lifted, and the other group of travelling wheels rotate so as to enable the vehicle body to cross the obstacle, so that the detection device can easily cross the obstacle, and further can continue to travel to the depth of a pipeline for detection, and the detection efficiency is improved.

Inventors

ZHANG JING
LIU HAIBO
ZHOU WUCHENG
ZHANG MIN
ZHANG XIU

Assignees

中电建珠海生态环境有限公司

Dates

Publication Date: 20260512
Application Date: 20230821

Claims (5)

1. Urban underground pipe network detection device, its characterized in that includes: the side part of the vehicle body is rotationally connected with a travelling wheel, and the top of the vehicle body is provided with a camera; A swing arm rotatably connected to the top of the vehicle body through a swing shaft, a main shaft of the swing shaft extending perpendicular to the trend of the vehicle body, the swing arm capable of vertically swinging to the front side of the vehicle body, and The driving assembly is connected to the top of the car body and used for driving the pendulum shaft to rotate; The swing arm can vertically swing to an obstacle under the rotation drive of the swing shaft so as to prop the vehicle body and enable the vehicle body to pass over the obstacle; driven gear is fixed to the cover in the periphery of pendulum axle, drive assembly includes: A rotating shaft rotatably connected to the top of the car body and extending perpendicular to the trend of the car body, one end of the rotating shaft being connected with a motor, and The driving gear is sleeved on the rotating shaft and is used for being meshed with the driven gear to drive the driven gear to rotate; The swing arms are symmetrically arranged on two sides of the rotating shaft, the driven gears are fixedly sleeved on the periphery of each swing shaft respectively, the two driven gears are staggered in the axial direction of the rotating shaft, the driving gears are slidably sleeved on the rotating shaft, the driving gears can move along the axial direction of the rotating shaft to be meshed with one driven gear, and a push-pull piece for driving the driving gears to move along the rotating shaft is arranged on the vehicle body; The driving gear is a sector gear; a torsion spring is sleeved on the swing shaft, one end of the torsion spring is connected with the swing shaft, the other end of the torsion spring is connected with the vehicle body, and the torsion spring can elastically pull the swing arm back to swing vertically to the upper part of the vehicle body; The outer peripheral wall of the rotating shaft is provided with an axially extending positioning groove, and the inner peripheral wall of the driving gear is provided with a positioning block which is arranged in a protruding mode and is in sliding fit with the positioning groove.
2. The urban underground pipe network detection device according to claim 1, wherein the push-pull member extends along the axial direction of the rotating shaft, the extending end is slidably connected with the driving gear along the circumferential direction of the driving gear, and the push-pull member can drive the driving gear to move along the axial direction of the rotating shaft.
3. The urban underground pipe network detection device according to claim 1, wherein a scraping piece positioned above the camera is rotatably connected to the vehicle body, the scraping piece is coaxially arranged with the camera and can rotate around an axle center to scrape the peripheral wall of the camera, and the scraping piece is connected with the pendulum shaft through a bevel gear transmission assembly and is used for rotating circumferentially under the drive of the pendulum shaft.
4. The urban underground pipe network detecting apparatus according to claim 1, wherein both ends of the swing shaft extend to both sides of the vehicle body, respectively, the swing arm comprising: The two swing rods are connected with two ends of the swing shaft in a one-to-one correspondence manner and extend along the radial direction of the swing shaft; Connecting rods with two ends connected to the extending ends of the two swinging rods in one-to-one correspondence and The guide wheel is rotationally connected to the connecting rod.
5. A detection method for urban underground pipe network detection by using the urban underground pipe network detection device according to any one of claims 1 to 4, characterized by comprising the following steps: Placing the vehicle body in a pipeline, driving the vehicle body to travel, and detecting the internal condition of the pipeline through the camera; When the obstacle is encountered, the driving assembly drives the swing shaft to rotate so as to enable the swing arm to vertically swing to the top of the obstacle, one group of travelling wheels of the vehicle body adjacent to the swing arm are lifted, and the other group of travelling wheels rotate so as to enable the vehicle body to pass over the obstacle; after the obstacle is passed, the driving assembly drives the swing shaft to rotate so that the swing arm vertically swings to the upper part of the vehicle body.

Description

Urban underground pipe network detection device and detection method Technical Field The invention belongs to the technical field of underground pipe network detection, and particularly relates to an urban underground pipe network detection device and method. Background The underground pipe network is an important part of urban infrastructure construction and is also an important guarantee for normal play of other functions of the city. Pipe network detection refers to the detection of the trend and the burial depth of an underground pipeline under the condition of non-excavation, and a pipe network detection device is generally adopted for detection in a pipeline. At present, in the pipe network detection process, because sundries or barriers are arranged in a pipeline, if the pipe network detection device has smaller barriers, the pipe network detection device can easily drive through, and if the pipe network detection device has larger barriers, the pipe network detection device can be prevented from walking, the deep detection can not be continued, and the detection efficiency is affected. Disclosure of Invention The embodiment of the invention provides a detection device and a detection method for an urban underground pipe network, which can drive a swing shaft to rotate through a driving assembly so as to enable a swing arm to vertically swing to the top of an obstacle, lift a group of travelling wheels of a vehicle body adjacent to the swing arm, and enable the other group of travelling wheels to rotate so as to enable the vehicle body to cross the obstacle, so that the detection device can easily cross the obstacle, and further can continue to travel and detect to the depth of a pipeline, and the detection efficiency is improved. The urban underground pipe network detection device and the detection method comprise a vehicle body, a swing arm and a driving assembly, wherein a travelling wheel is rotatably connected to the side part of the vehicle body, a camera is arranged at the top of the vehicle body, the swing arm is rotatably connected to the top of the vehicle body through a swing shaft, a main shaft of the swing shaft extends perpendicular to the trend of the vehicle body, the swing arm can vertically swing to the front side of the vehicle body, the driving assembly is connected to the top of the vehicle body and used for driving the swing shaft to rotate, and the swing arm can vertically swing to an obstacle under the rotation of the swing shaft to prop the vehicle body and enable the vehicle body to cross the obstacle. In one possible implementation mode, the driven gear is fixedly sleeved on the periphery of the swing shaft, the driving assembly comprises a rotating shaft and a driving gear, the rotating shaft is rotatably connected to the top of the vehicle body and extends perpendicular to the trend of the vehicle body, one end of the rotating shaft is connected with a motor, and the driving gear is sleeved on the rotating shaft and is used for being meshed with the driven gear to drive the driven gear to rotate. In some embodiments, two swing arms are symmetrically arranged on two sides of the rotating shaft, driven gears are fixedly sleeved on the periphery of each swing shaft respectively, the two driven gears are staggered in the axial direction of the rotating shaft, a driving gear is slidably sleeved on the rotating shaft, the driving gear can move along the axial direction of the rotating shaft to be meshed with one of the driven gears, and a push-pull piece for driving the driving gear to move along the rotating shaft is arranged on the vehicle body. In some embodiments, the push-pull member extends along the axial direction of the rotating shaft, and the extending end is slidably connected with the driving gear along the circumferential direction of the driving gear, and the push-pull member can drive the driving gear to move along the axial direction of the rotating shaft. In some embodiments, the drive gear is a sector gear. In some embodiments, a torsion spring is sleeved on the swing shaft, one end of the torsion spring is connected with the swing shaft, the other end of the torsion spring is connected with the vehicle body, and the torsion spring can elastically pull the swing arm back to swing vertically to the upper side of the vehicle body. In some embodiments, an axially extending positioning groove is formed in the outer peripheral wall of the rotating shaft, and a positioning block which is arranged in a protruding manner and is in sliding fit with the positioning groove is arranged on the inner peripheral wall of the driving gear. In some embodiments, the scraping piece located above the camera is rotationally connected to the car body, and the scraping piece and the camera are coaxially arranged and can rotate around the axis to scrape the peripheral wall of the camera, and the scraping piece is connected with the swing shaft through the bevel gear transmission assem