CN-121978167-A - Intelligent diagnosis method and device for building curtain wall damage based on multi-source sensing fusion

CN121978167ACN 121978167 ACN121978167 ACN 121978167ACN-121978167-A

Abstract

The invention relates to the technical field of curtain wall detection, in particular to an intelligent diagnosis method for building curtain wall damage based on multi-source sensing fusion, which comprises the following steps that a distributed optical fiber sensor monitors strain and temperature of key nodes of a curtain wall structure in real time, and an edge computing box processes monitoring data in time; the computer terminal analyzes and judges the health condition of the curtain wall according to the processing result, when the health condition is abnormal, the warning module sends warning, the inspection personnel carries the thermal infrared imager and the ultrasonic pulse speed tester on the surface of the curtain wall through the unmanned plane platform to carry out regular inspection, the wounds on the surface and the inside of the curtain wall are monitored, the detection information is respectively analyzed and displayed through the first ground display controller and the second ground display controller, the detection precision is effectively improved, the structural condition of the curtain wall is conveniently and timely known, the protection measures are conveniently and timely carried out, and the safety of the curtain wall is improved.

Inventors

ZHANG HUAN
WANG XIAOLI
WU JIANLIANG
JIANG CHAOBING
LIU CHUNYANG
CHEN LEI
GAO YUAN
DU HUILAN

Assignees

成都市建筑科学研究院有限公司
成都市建科院工程质量检测有限公司

Dates

Publication Date: 20260505
Application Date: 20260316

Claims (10)

1. The intelligent diagnosis method for the damage of the building curtain wall based on the multi-source sensing fusion is characterized by comprising the following steps of: s1, monitoring strain and temperature of key nodes of a curtain wall structure in real time by using a distributed optical fiber sensor (11), and processing monitoring data in time by using an edge computing box (13); S2, transmitting the processing result to a computer terminal (3), and analyzing and judging the health condition of the curtain wall by the computer terminal (3) according to the processing result, wherein when the health condition is abnormal, an alarm is sent out by an early warning module (31); s3, carrying an infrared thermal imager (21) and an ultrasonic pulse speed tester (23) on the surface of the curtain wall by an inspection personnel through an unmanned plane platform (25), and monitoring wounds on the surface and in the curtain wall; s4, analyzing and displaying detection information of the thermal infrared imager (21) and the ultrasonic pulse speed tester (23) through the first ground display controller (22) and the second ground display controller (24) respectively, and wirelessly transmitting the information to the computer terminal (3); s5, the computer terminal (3) intelligently compares the detection information with the history information, judges whether the curtain wall structure is healthy or not, and sends out an alarm through the early warning module (31) in time if the curtain wall structure is unhealthy.
2. The intelligent diagnosis device for the building curtain wall damage based on the multi-source sensing fusion is used for the intelligent diagnosis method for the building curtain wall damage based on the multi-source sensing fusion, and comprises a long-term monitoring early warning system (1), a short-term monitoring screening system (2) and a computer terminal (3), and is characterized in that the long-term monitoring early warning system (1) and the short-term monitoring screening system (2) are electrically connected with the computer terminal (3), the long-term monitoring early warning system (1) comprises a distributed optical fiber sensor (11), an optical fiber grating demodulator (12) and an edge computing box (13), the distributed optical fiber sensor (11) is installed on the surface of a curtain wall in series, the short-term monitoring screening system (2) comprises an infrared thermal imager (21), an ultrasonic pulse speed tester (23) and an unmanned plane platform (25), and the infrared thermal imager (21) and the ultrasonic pulse speed tester (23) are all installed on the surface of the unmanned plane platform (25).
3. The intelligent diagnosis device for building curtain wall damage based on multi-source sensing fusion according to claim 2, wherein the fiber grating demodulator (12) is arranged at the rear end of the distributed fiber grating demodulator (11) through a transmission optical cable, the edge calculation box (13) is arranged at the rear end of the fiber grating demodulator (12) through an electric signal wire, the protection component (14) is arranged on the side face of the distributed fiber grating demodulator (11), the thermal infrared imager (21) is connected with the first ground display controller (22) through the electric signal wire, and the ultrasonic pulse velocity tester (23) is connected with the second ground display controller (24) through the electric signal wire.
4. The intelligent building curtain wall damage diagnosis device based on multi-source sensing fusion according to claim 3, wherein the wireless transmission module (4) is arranged in each of the edge calculation box (13), the first ground display controller (22), the second ground display controller (24) and the computer terminal (3), the edge calculation box (13), the first ground display controller (22) and the second ground display controller (24) are connected with the computer terminal (3) through wireless network signals, and the computer terminal (3) is connected with the early warning module (31) and the storage module (32) through electric signal wires.
5. The intelligent diagnosis device for building curtain wall damage based on multi-source sensing fusion according to claim 3, wherein the protection component (14) comprises a supporting upright post (5), a lifting rod (52), a mounting seat (6), a protection cover (7) and a flat cable box (8), the lifting rod (52) is in sliding connection with the inside of the supporting upright post (5), the mounting seat (6) is fixedly connected with the upper end of the lifting rod (52), the protection cover (7) is movably mounted on the left side of the mounting seat (6), a corrugated folding rubber sleeve (77) is fixedly connected on the left side of the protection cover (7), and the left end of the corrugated folding rubber sleeve (77) is tightly abutted to the surface of the curtain wall.
6. The intelligent diagnosis device for building curtain wall damage based on multi-source sensing fusion according to claim 5, wherein an upper positioning sliding sleeve (61) and a lower positioning sliding sleeve (61) are fixedly connected to the surface of the mounting seat (6), an upper positioning sliding rod (71) and a lower positioning sliding rod (71) are fixedly connected to the right side surface of the protective cover (7), the positioning sliding rods (71) are in sliding connection with the positioning sliding sleeves (61), a threaded groove (72) is formed in the right end of the positioning sliding rods (71), and positioning nuts (73) are connected to the surface threads of the threaded groove (72).
7. The intelligent diagnosis device for building curtain wall damage based on multi-source sensing fusion according to claim 6, wherein a threaded sleeve (62) is fixedly connected to the surface of the mounting seat (6) at a position between two groups of positioning sliding sleeves (61), a threaded rod (63) is connected to the inner threads of the threaded sleeve (62), the left end of the threaded rod (63) is tightly abutted to the surface of the protective cover (7), and an adjusting rod (64) is fixedly connected to the right end of the threaded rod (63).
8. The intelligent diagnosis device for building curtain wall damage based on multi-source sensing fusion of claim 5, wherein the front side surface and the rear side surface of the protective cover (7) are provided with mounting grooves (74), the inner walls of the mounting grooves (74) are fixedly connected with a plurality of groups of connecting blocks (76), and the outer sides of the connecting blocks (76) are connected with sealing plates (78).
9. The intelligent diagnosis device for building curtain wall damage based on multi-source sensing fusion of claim 8, wherein a wire-arranging groove (75) is formed in the lower side of the mounting groove (74), the wire-arranging box (8) is fixedly connected with the outer side of the wire-arranging groove (75), and a cover plate (81) is fixedly connected to the surface of the wire-arranging box (8).
10. The intelligent diagnosis device for building curtain wall damage based on multi-source sensing fusion according to claim 5, wherein two groups of first lock holes (51) are formed in the upper end of the supporting column (5), a plurality of groups of second lock holes (53) are fixedly connected to the surface of the lifting rod (52), locking bolts are inserted between the first lock holes (51) and the second lock holes (53), a supporting frame (54) is fixedly connected to the lower end of the supporting column (5), the supporting frame (54) is fixedly connected with the ground through foundation bolts, and diagonal bracing rods (55) are fixedly connected between the supporting column (5) and the supporting frame (54).

Description

Intelligent diagnosis method and device for building curtain wall damage based on multi-source sensing fusion Technical Field The invention relates to the technical field of curtain wall detection, in particular to an intelligent diagnosis method and device for building curtain wall damage based on multi-source sensing fusion. Background The curtain wall is a light structure for exterior wall enclosure in a building, has decorative and functional characteristics, is composed of a structural frame and embedded plates, does not bear the load of a main structure, is installed on the exterior wall of the building in a hanging or frame supporting mode, and is like a curtain, so that the curtain wall is named as a hanging wall or a curtain wall, and is more and more important for protecting historical relics along with the development of society, and particularly for a curtain wall structure with important historical value, the health condition of the curtain wall structure directly affects the protection of cultural heritage. At present, the existing curtain wall structure with important historical value mainly relies on manual regular inspection, the efficiency is low and is easily influenced by subjective factors, the health condition of the curtain wall cannot be effectively evaluated, part of the curtain wall structure can be intelligently diagnosed by adopting an optical fiber sensor to damage the curtain wall, but a single sensor is limited in information acquisition, the damage condition of the complex structure is difficult to accurately judge, especially under the condition of changeable natural environment and artificial activity interference, the reliability of a monitoring result is greatly reduced, the optical fiber sensor is required to be fixed on the surface of the curtain wall in the using process, and a protective cover and a winding displacement box are required to be installed on the outer side of the optical fiber sensor, and the optical fiber sensor, the protective cover and the winding displacement box are all required to be fixed on the surface of the curtain wall through bolts, so that large-area wounds are easily caused on the surface of the curtain wall, and the safety of the curtain wall structure is influenced. Therefore, it is necessary to solve the above problems by inventing a method and a device for intelligent diagnosis of building curtain wall damage based on multi-source sensing fusion. Disclosure of Invention The invention aims to provide an intelligent diagnosis method and device for building curtain wall damage based on multi-source sensing fusion, which are used for solving the problems that in the technology, manual inspection cannot effectively evaluate the health condition of a curtain wall, single sensor acquisition information is limited, the damage condition of a complex structure is difficult to accurately judge, and the existing optical fiber sensor, protective cover and flat cable box easily cause large-area wounds on the surface of the curtain wall in the installation process. In order to achieve the purpose, the invention provides the following technical scheme that the intelligent diagnosis method for the damage of the building curtain wall based on multi-source sensing fusion comprises the following steps: S1, monitoring strain and temperature of key nodes of a curtain wall structure in real time by using a distributed optical fiber sensor, and processing monitoring data in time by using an edge computing box; S2, transmitting the processing result to a computer terminal, analyzing and judging the health condition of the curtain wall by the computer terminal according to the processing result, and sending out a warning through a warning module when the health condition is abnormal; s3, carrying an infrared thermal imager and an ultrasonic pulse speed tester on the surface of the curtain wall by an inspection personnel through an unmanned plane platform, and monitoring wounds on the surface and in the curtain wall; S4, analyzing and displaying detection information of the thermal infrared imager and the ultrasonic pulse velocity tester through the first ground display controller and the second ground display controller respectively, and wirelessly transmitting the information to a computer terminal; s5, the computer terminal intelligently compares the detection information with the history information, judges whether the curtain wall structure is healthy or not, and sends out warning through the early warning module if the curtain wall structure is unhealthy. The utility model provides a building curtain damage intelligent diagnosis device based on multisource sensing fuses, includes long-term monitoring early warning system, short-term monitoring screening system and computer terminal, long-term monitoring early warning system and short-term monitoring screening system all are connected with computer terminal electricity, long-term monitoring early warning sys