CN-121994195-A - Multifunctional measuring device for vertical face and measuring method thereof

CN121994195ACN 121994195 ACN121994195 ACN 121994195ACN-121994195-A

Abstract

The invention provides a multifunctional measuring device for a vertical face and a measuring method thereof, comprising a supporting frame, the support frame is provided with a rotary driving mechanism, the output end of the support frame is connected with a rotary arm, and the end part of the rotary arm is provided with a distance measuring device. The distance measuring device is arranged at the end part of the telescopic rotating arm capable of rotating around the supporting frame, so that the distance measuring device can perform multi-point scanning along an annular or circular arc track corresponding to a measured elevation without moving the whole machine, distance data and corresponding rotating angles of all measuring points are synchronously recorded, and the perpendicularity deviation of the elevation at the section can be accurately inverted by matching and calculating the difference value of the data of the angle symmetrical measuring points on the same rotating section, and meanwhile, flatness parameters are obtained by combining multi-point fitting analysis, so that the measuring precision and reliability are remarkably improved.

Inventors

Yang Rongbi
Bai Mengchun
CHENG HAI
LIU ZHENBIN
LIU TIEXIN
TANG ZHENYUAN
YANG ENGUI
MIAO HU
LI ZHILONG
ZHANG ZHENGFU

Assignees

中交二航局(昆明)建设有限公司

Dates

Publication Date: 20260508
Application Date: 20260114

Claims (10)

1. The multifunctional measuring device for the vertical face is characterized by comprising a support frame (1), wherein a rotary driving mechanism (2) is arranged on the support frame (1), a rotary arm (3) is connected to the output end of the support frame, and a distance measuring device (4) is arranged at the end part of the rotary arm (3).
2. The multifunctional measuring device for the vertical face according to claim 1, wherein the number of the distance measuring devices (4) can be one or two, and the distance measuring devices are arranged at one end of the rotating arm (3) when the number of the distance measuring devices is one, and are respectively arranged at two ends of the rotating arm (3) when the number of the distance measuring devices is two.
3. The multifunctional measuring device for the vertical face according to claim 1, wherein the rotary driving mechanism (2) comprises a first driving device (201) fixedly arranged on one side of the top of the supporting frame (1), and a rotary bearing (202) which is arranged on the top of the supporting frame (1) and corresponds to the first driving device (201), and an output shaft of the first driving device (201) penetrates through the rotary bearing (202) and is fixedly connected with the rotary arm (3).
4. A multifunctional measuring device for facades according to any one of claims 1-3, characterized in that the swivel arm (3) is of a telescopic construction for adjusting the radial distance between the distance measuring device (4) and the centre of rotation.
5. The multifunctional vertical surface measuring device according to claim 4, wherein the rotating arm (3) specifically comprises an outer sleeve arm (301), the center of the outer sleeve arm (301) is fixed on the output end of the rotary driving mechanism (2), a telescopic arm (302) is movably penetrated in the outer sleeve arm (301), the distance measuring device (4) is arranged at the end part of the telescopic arm (302), and a telescopic driving mechanism (303) for controlling the telescopic arm (302) to stretch is further arranged between the outer sleeve arm (301) and the telescopic arm (302).
6. A multifunctional measuring device for facades according to claim 5, characterized in that the telescopic driving mechanism (303) comprises a rack (3030) arranged on the telescopic arm (302), the outer sleeve arm (301) is fixedly provided with a second driving device (3031) and is provided with a corresponding opening (3010), and the second driving device (3031) is provided with a driving gear (3033) penetrating the opening (3010) and meshed with the rack (3030).
7. The multifunctional measuring device for the vertical surface according to claim 1, which is characterized by further comprising a self-walking base (5), wherein the supporting frame (1) is arranged on the self-walking base (5), and an electric control device (6) is arranged on the self-walking base (5); The main controller in the electric control equipment (6) is configured to select symmetrical measuring points on the same rotating section based on the ranging data acquired by the ranging device (4) at different rotating angle positions, perform difference calculation or space deviation analysis on the ranging values, judge that the measured elevation has perpendicularity or flatness deviation at the corresponding position when the difference or deviation exceeds a preset threshold value, and output the measured elevation to the remote control terminal through the communication unit.
8. The multifunctional measuring device for the vertical surface according to claim 7, wherein the self-walking base (5) comprises a walking frame (50) and a leveling frame (52) positioned above the walking frame (20), a leveling mechanism (51) is arranged between the walking frame (50) and the leveling frame (52), and the supporting frame (1) is arranged on the leveling frame (52); The walking frame (50) comprises a walking frame body (501), a navigation module is arranged on the walking frame body (501), self-driven walking wheels (502) are arranged at four corners of the bottom of the walking frame body (50), and positioners (503) are arranged at four corners of the walking frame body (501) and used for detecting the posture of the device in real time; The leveling mechanism (51) consists of three leveling telescopic cylinders (510), the three leveling telescopic cylinders (510) are distributed in a triangle shape and are arranged between the walking frame (50) and the leveling frame (52), and two ends of each leveling telescopic cylinder (510) are respectively connected with the walking frame (50) and the leveling frame (52) through spherical hinge joints; The leveling frame (52) comprises a leveling frame body (520), and a gyroscope (525) is arranged on the leveling frame body (520) and used for detecting attitude angle information of the leveling frame (52) in real time.
9. The multifunctional measuring device for the vertical face is characterized in that the bottom of the supporting frame (1) is hinged to the leveling frame (52), and a turnover control mechanism (53) for controlling the supporting frame (1) to fall or rise is further arranged on the leveling frame (52); The turnover control mechanism (53) comprises a connecting frame (531) and a push-pull mechanism (530), one end of the connecting frame (531) is hinged with the back surface of the support frame (1), the other end of the connecting frame is connected with the output end of the push-pull mechanism (530), the push-pull mechanism (530) is arranged on the leveling frame body (520), and the connecting frame (531) is driven to rotate around a hinge shaft through telescopic action, so that the support frame (1) is driven to switch between a vertical posture and a lying posture; The top of the tail end of the leveling frame body (520) is also provided with two symmetrical supporting seats (524), and the top of each supporting seat (524) is provided with a rubber pad for supporting the support frame (1) in a lying state; The push-pull mechanism (530) specifically comprises two mounting plates (5300) symmetrically arranged at the bottom of the leveling frame body (520), two guide rods (5301) and a rotatable screw rod (5302) are fixed between the two mounting plates (5300), a third driving device (5303) is arranged on the outer side of one mounting plate (5300), an output shaft of the third driving device (5303) is in transmission connection with the screw rod (5302), a push-pull seat (5304) is in threaded fit on the screw rod (5302), the push-pull seat (5304) is in sliding fit with the other two guide rods (5301), and one end of the connecting frame (531) is hinged to the push-pull seat (5304).
10. The method for measuring the elevation multifunction measuring apparatus according to any one of claims 1 to 9, wherein the method comprises: S1, controlling the rotating arm (3) to rotate around a rotating axis arranged on the supporting frame (1), enabling a distance measuring device (4) arranged at the end part of the rotating arm (3) to scan and measure along an annular or circular arc track corresponding to a measured elevation, collecting a plurality of distance measuring data in the rotating process, and recording corresponding rotating angle information; S2, in the rotary scanning process, selecting symmetrical measuring points on the same rotary section, and matching the ranging data of the symmetrical measuring points; S3, calculating a distance difference value or a space coordinate deviation between each pair of symmetrical measuring points based on the distance measurement data of the symmetrical measuring points and the corresponding rotation angle information thereof, and determining the perpendicularity deviation of the measured elevation at the rotation section according to the distance difference value or the space coordinate deviation; S4, adjusting the expansion and contraction amount of the rotating arm (3), changing the radial distance of the distance measuring device (4) relative to the rotating center to enable the distance measuring device to be located at different measuring radius positions, and repeatedly executing the steps S1-S3 at each radial position to obtain the perpendicularity and flatness distribution data of the measured vertical face on a plurality of radial layers.

Description

Multifunctional measuring device for vertical face and measuring method thereof Technical Field The invention relates to the field of vertical face measurement, in particular to a multifunctional vertical face measuring device and a measuring method thereof. Background In construction engineering, the verticality and flatness of wall posts are key quality control indicators. If the deviation is too large, the fitting degree and the aesthetic property of later installation of doors and windows, cabinets, skirting lines and the like are affected, the structures such as underground pipe galleries, box culverts and the like can be cracked and leaked, even reworking is caused, in the sheet development project, serious deviation can cause uneven stress, the safety of an upper structure is endangered, and great economic loss and acceptance risks are brought. The standard of the current construction has strict limit on verticality and flatness of different stages, namely, the allowable deviation of the template and masonry stages is less than or equal to 8mm (exceeding 10 mm is unqualified), the ordinary plastering requirement is less than or equal to 4 mm after plastering is finished, and the advanced plastering is less than or equal to 3 mm. The conventional detection method comprises the steps of laser line casting and scale drawing measurement, being suitable for a template stage, relying on manual reading, high in risk of high-altitude operation, simple and convenient to operate and easy to cause errors due to misalignment of a guiding ruler, uneven distribution of detection points or unidirectional measurement, automatic scanning of a total station, high precision, expensive equipment, complex operation, difficulty in popularization, low cost, poor precision and low efficiency of a simple line lifting tool. Therefore, a multifunctional measuring device for the vertical face and a measuring method thereof are provided to solve the problems. Disclosure of Invention The invention mainly aims to provide a multifunctional measuring device for a vertical face and a measuring method thereof, which solve the problems of insufficient measuring precision, poor safety and difficult coverage of a complex vertical face. In order to solve the technical problems, the technical scheme adopted by the invention is that the multifunctional measuring device for the vertical face and the measuring method thereof comprise a supporting frame, wherein a rotary driving mechanism is arranged on the supporting frame, the output end of the supporting frame is connected with a rotary arm, and the end part of the rotary arm is provided with a distance measuring device. In a preferred embodiment, the number of the distance measuring devices may be one or two, and the distance measuring devices are arranged at one end of the rotating arm when the number of the distance measuring devices is one, and are respectively arranged at two ends of the rotating arm when the number of the distance measuring devices is two. In the preferred scheme, the rotary driving mechanism comprises a first driving device fixedly arranged on one side of the top of the support frame and a rotary bearing arranged on the top of the support frame and corresponding to the first driving device, and an output shaft of the first driving device penetrates through the rotary bearing and is fixedly connected with the rotary arm. In the preferred scheme, the swinging boom is telescopic structure for radial distance between adjusting range unit and the center of rotation. In the preferred scheme, the swinging boom specifically includes the overcoat arm, and the center department of overcoat arm is fixed on rotary drive mechanism's output, has the flexible arm of activity run through in the overcoat arm, and range unit sets up the tip at the flexible arm, still is provided with the flexible actuating mechanism that is used for controlling flexible arm between overcoat arm and the flexible arm. In the preferred scheme, flexible actuating mechanism includes the rack that sets up on flexible arm, and fixed mounting has second drive arrangement on the overcoat arm to be provided with corresponding opening, be provided with on the second drive arrangement and pass the opening and with rack engaged with drive gear. In the preferred scheme, the self-walking device also comprises a self-walking base, wherein the support frame is arranged on the self-walking base, and the self-walking base is provided with electric control equipment; The main controller in the electric control equipment is configured to select symmetrical measuring points on the same rotating section based on the distance measurement data acquired by the distance measurement device at different rotating angle positions, perform difference calculation or space deviation analysis on the distance measurement values, judge that the measured elevation has perpendicularity or flatness deviation at the corresponding position wh