3422 results about "Curtain wall" patented technology

The invention discloses a curtain wall structural adhesive damage detection method and device based on modal difference and digital twinning, and belongs to the technical field of digital twinning structural adhesive damage detection and evaluation. The problem that in the prior art, a traditional glass curtain wall structural adhesive damage detection and evaluation method based on the first-order inherent frequency is not sensitive to local boundary adhesive failure, and consequently the specific damage position cannot be positioned is solved. The method comprises the following steps: acquiring vibration data of a group of hidden framing glass curtain walls to be detected and a group of hidden framing glass curtain walls in a lossless state to obtain normal acceleration time history data; primarily screening second-order and third-order inherent frequencies, and judging whether the structural adhesive is damaged or not according to a difference constraint condition; further positioning the damage by using the boundary relative curvature modal difference, and judging whether the current measuring point is a damage point or not; and constructing a digital twinborn model and damage early warning, and outputting a parameter report and a visual damage evaluation result. The method effectively improves the boundary damage positioning precision, and can be applied to glass curtain wall structural adhesive damage detection.

The invention relates to the technical field of building steel structure construction, and provides a closed-loop control method for segmented construction of a special-shaped curtain wall steel structure, and the method comprises the steps: S101, carrying out the three-dimensional scanning of a to-be-installed component and a supporting jig frame, building a coordinate system through a positioning target, and obtaining point cloud data; step S102, extracting component splicing key points, matching point cloud with a design model, performing collision detection and generating pre-splicing positioning data; s103, converting the positioning data into a visual instruction, and guiding the component to be accurately in place in combination with the real-time hoisting data; s104, after installation, a seam area is scanned, and a new entering component is reinspected; s105, the step S102 to the step S104 are repeated until all the components are installed; and S106, integrally scanning to generate a completion model, comparing the completion model with the design model, and outputting a construction quality acceptance report. According to the technical scheme, the construction precision, efficiency and construction quality of the special-shaped curtain wall steel structure are collaboratively optimized by constructing a closed-loop control process.

The invention discloses a unit type curved surface curtain wall installation device and method, and relates to the technical field of curtain wall construction, and the unit type curved surface curtain wall installation device comprises a plurality of detection units which are respectively installed on each control point on a unit structure body and are used for detecting actual measurement coordinates of the corresponding control points; the fine adjustment mechanism is connected to the lower end of the hoisting belt of the crane and is used for finely adjusting the position of the unit structure body; the control module is electrically connected to the detection unit and the fine adjustment mechanism; wherein the control module is configured to obtain actual measurement coordinates of each control point fed back by the detection unit; comparing the actually measured coordinates of each control point with pre-stored theoretical coordinates in a BIM model to obtain a deviation value of each control point; performing overall pose analysis based on the deviation value to obtain a pose deviation of the unit structure body in the space; generating a movement control quantity corresponding to each control point based on the pose deviation; and sending a movement control instruction to the fine adjustment mechanism according to the movement control quantity. The installation method has the effect of improving the installation efficiency.

The invention discloses a building curtain wall hoisting control system based on spatial pose sensing and positioning. The building curtain wall hoisting control system comprises a control platform, a sensing and positioning module, a deviation analysis module, an environmental data acquisition module, a deviation correction control module and a verification and evaluation module, according to the method, a preset hoisting track generated based on a time sequence is constructed, real-time sensing data based on the time sequence is obtained through multi-sensor fusion to generate a real-time hoisting track, position and posture deviation data are obtained based on double-track monitoring, all-directional deviation monitoring of the curtain wall in the hoisting process is improved, environment data are introduced, and the real-time hoisting track is obtained. A control strategy and parameters are dynamically adjusted by combining a deviation data directional matching deep learning model, dynamic hoisting and real-time deviation correction are parallel, the curtain wall is continuously converged to a target in the hoisting process, it is guaranteed that the matching degree of the final installation pose and the design model is extremely high, and the construction efficiency is improved. And the method is particularly suitable for an extremely complex mounting path or a multi-machine cooperative hoisting environment.

The application provides a glass curtain wall construction device based on green building, and relates to the technical field of building construction. The glass curtain wall construction device is arranged on a basket to move the glass. The glass curtain wall construction device comprises a mobile lifting support unit arranged on the basket, a sliding rod horizontally sliding and rotationally connected to the mobile lifting support unit, a horizontal driving part with a driving end connected to the sliding rod to drive the sliding rod to rotate, and a fixing assembly rotationally connected to one end of the sliding rod, wherein the fixing assembly comprises a suction cup pressing on the glass. The application also provides a construction method of the glass curtain wall construction device based on green building. The application can help the workers to relatively quickly move the glass from indoors to outdoors and complete the installation, thereby improving the problem that the workers have to exert a large amount of physical strength when installing the glass in the prior art, and the workers on the outer wall are inconvenient to exert force.

The invention relates to the field of application of electrochromic glass, in particular to an environment response type self-powered electrochromic glass intelligent collaborative transparent enclosure structure which comprises an enclosure structure body, and the enclosure structure body is of a sandwich type structure with a hollow interlayer. A self-powered module, an electrochromic glass unit, an environment sensing module and an intelligent regulation and control module are arranged on the enclosure structure main body; in addition, the invention further discloses a dynamic regulation and control method which comprises the steps of collecting data in real time, calculating an energy state and a dynamic regulation and control strategy and the like. The high-efficiency laminated photovoltaic glass and the energy storage unit are integrated, a dynamic regulation and control algorithm is combined, environment response type self power supply is achieved, the light transmittance is adjusted in real time to meet the illumination requirement, the operation cost and the energy consumption are remarkably reduced, modular design is combined with the flexible circuit interconnection technology, and the flexible circuit interconnection technology is optimized. The whole system gets rid of the limitation of complex wiring when being applied to building external windows, curtain walls or daylighting roofs, the installation process is greatly simplified, and the convenience of later maintenance is improved.

The invention provides a construction project quality detecting and monitoring method and system, and relates to the technical field of data processing.The method comprises the steps that spatial positioning sensors are deployed at steel structure beam column welding joints, a concrete core shear wall root pouring area and a curtain wall top cantilever connecting end; welding acoustic emission frequency domain signals of beam-column joints, concrete vibration energy distribution waveforms of the root of the shear wall and dynamic load stress spectrums of the cantilever connecting ends are collected respectively, and a spatial heterogeneous original data set is generated; acquiring three-dimensional coordinates of positioning sensors on a steel structure beam column welding node, a concrete core shear wall root pouring area and a curtain wall top cantilever connecting end so as to construct a dynamic space reference frame, and calculating a deformation feature vector of the dynamic space reference frame; the deformation feature vector comprises a reference frame area change gradient value, a frame side vector fluctuation coefficient and a space included angle offset entropy value. According to the invention, the real-time performance of construction project quality monitoring is improved.

The application discloses a curtain wall structure adhesive damage detection method and device based on modal difference and digital twinning, and belongs to the technical field of digital twinning structure adhesive damage detection and evaluation. The application solves the problem that the traditional glass curtain wall structure adhesive damage detection and evaluation method based on the first-order natural frequency cannot locate the specific position of damage due to the insensitivity to local boundary delamination. The application collects vibration data of the test group of hidden frame glass curtain walls and the non-damage state group of hidden frame glass curtain walls to obtain normal acceleration time history data. The second-order and third-order natural frequencies are preliminarily screened, and whether the structure adhesive is damaged is judged through the difference constraint condition. The boundary relative curvature modal difference is used to further locate the damage, and whether the current test point is a damage point is judged. A digital twinning model and damage early warning are constructed, and a parameter report and a visual damage evaluation result are output. The application effectively improves the boundary damage positioning accuracy and can be applied to glass curtain wall structure adhesive damage detection.

The invention discloses an HPC curtain wall safety intelligent monitoring method and system, and the method comprises the steps: obtaining curtain wall multi-domain monitoring data and a cable climbing robot scanning record, recognizing a vibration abnormal component, generating a defect sensitivity coefficient, and constructing a damage response field domain; scanning and generating a modal capacity contour surface, setting a resonance early warning trigger node, extracting frequency response distribution to determine a resonance dangerous area, and generating a high-sensitivity monitoring area and a sensor control strategy; an environment load sequence is collected and projected to a damage response field domain to form an effective load bandwidth, and a safety control range is determined by combining structure bearing requirements; performing path search by applying a layered monitoring and adjusting scheme, identifying a stress concentration position through keel deformation modulation, and generating a structure control anchor; analyzing a structure control anchor to generate a fatigue accumulation rate, forming a damage development speed in combination with a scanning record, and extracting collaborative deformation parameters; and comparing the cooperative deformation parameter with a preset value to form a control deviation signal, and generating a self-adaptive control sequence to realize intelligent monitoring and active adjustment of structure safety.

The cutting equipment for building curtain wall installation comprises a machine frame, a supporting plate is fixedly connected to the top surface of the machine frame, a discharging opening is formed in the top surface of the machine frame, a through opening is formed in the top surface of the machine frame, a conveying assembly is arranged on the supporting plate, a support is fixedly connected to the top surface of the supporting plate, and a cutting assembly is arranged on the supporting plate. And laser cutting equipment is installed on the support, a collecting box is fixedly connected to the inner wall of the discharging opening, a switching assembly is arranged in the collecting box, and a positioning assembly is arranged in the through opening. Continuous cutting operation can be achieved, the machining efficiency is improved, manual errors are reduced, metal residues are removed through the automatic cleaning function of the conveying rollers, panel scratching and conveying deviation are avoided, the appearance quality and the cutting precision stability are guaranteed, the positioning assembly can conduct centering limiting and adapt to different cutting lengths, it is guaranteed that the size is accurate and uniform, and the production efficiency is improved. The collection box is matched with the inclined plate to collect sparks and residues, and residue attachment is avoided.

The invention relates to the technical field of image processing, in particular to a panoramic image splicing method for a curtain wall building facade. The method comprises the following steps: performing three-dimensional scanning on a curtain wall building facade to obtain entity point cloud data of the facade, and selecting a plurality of discrete points from the entity point cloud data as reference anchor points; shooting a plurality of local images of the curtain wall building facade, and in the shooting process of each local image, recording the spatial correspondence between the image viewing range and the reference anchor point; and according to the spatial correspondence, aligning the image area corresponding to the reference anchor point in each local image to the position of the reference anchor point in the entity point cloud data to form a preliminary spliced image. According to the invention, through an image processing technology, zero-offset binding of the panorama and the BIM is completed through one-time shooting, so that the millimeter-level positioning precision and the inspection efficiency of the curtain wall facade are improved.

The invention relates to the technical field of cleaning robots, in particular to a curtain wall cleaning robot cleaning dead angle module which comprises a rolling brush frame, a brushing assembly and a buffering scraping assembly, a circulating water mounting box is arranged on one side of the rolling brush frame, and a cleaning long arm is arranged on one side of the circulating water mounting box through a swing control assembly. According to the device, the cleaning flexibility and adaptability are improved under the cooperation effect of the washing assembly, a buffering mechanism brought by the swing control assembly and the buffering scraping assembly with a buffering structure, the device can be attached to the surfaces of different types of sanitary dead corners such as corners, gaps and edges of a curtain wall, cleaning blind areas are eliminated, and the cleaning effect is improved. In addition, in the cleaning process, water is sprayed through the water spraying holes, water is sucked through negative pressure of the water suction holes, water resources can be fully utilized, energy is saved, the environment is protected, and meanwhile the cleaning efficiency and quality are improved.

The invention discloses a green aluminum plate curtain wall design system and method based on digital modeling, and the method comprises the following steps: S1, obtaining building surface point cloud data through laser scanning, and constructing a target building three-dimensional model; and S2, based on the three-dimensional model in the S1, calling a material attribute database to obtain green aluminum plate parameters (the recovery rate is greater than or equal to 85%, and the thickness is less than or equal to 3mm), segmenting geometric features of a building facade by adopting an improved U-Net convolutional neural network, and outputting a curtain wall unit segmentation scheme. According to the method, through the multispectral point cloud fusion technology, the building curved surface modeling error is smaller than or equal to 0.5 mm, the hyperbolic curtain wall design bottleneck is overcome, and the recognition precision of an AI segmentation engine on a special-shaped unit reaches 98.7% and is improved by 13.5% compared with a traditional clustering algorithm (85.2%); according to the method, wind pressure / thermal strain distribution is accurately predicted through multi-physics field coupling simulation, and the safety coefficient is increased by 25%.

The invention relates to a building structure with a curtain wall drainage function and a construction method thereof, the building structure comprises mutually connected wall bodies, and is characterized in that the wall bodies comprise a first wall body, a second wall body and connecting walls, and at least one connecting wall is arranged between the first wall body and the second wall body; the first wall body, the second wall body and the connecting wall are each provided with a drainage assembly, the drainage assemblies are used for drainage of the surfaces of the wall bodies, each drainage assembly comprises a plurality of transverse water collecting grooves which are horizontally arranged and distributed up and down, vertical flow guide pipes are arranged in the middles of the transverse water collecting grooves, and the vertical flow guide pipes penetrate through all the transverse water collecting grooves; a water passing opening is formed between the vertical flow guide pipe and the transverse water collecting tank; the lower end of the vertical flow guide pipe is provided with a water drainage opening used for being connected with a water drainage pipe. Rainwater on the curtain wall can be collected and drained, and the situation that rainwater flows to the ground to affect wall corners and the situation that rainwater cannot pass through the wall conveniently are prevented.

Systems, devices and methods of storing and transporting façade panels are described herein. The systems include a corner block that includes a vertical wall having a first portion and a second portion. The second portion is orthogonal to the first portion and attached to the first portion at a joint. Each of the first portion and the second portion have a receiver at an uppermost edge thereof to receive a lowermost edge of an adjacent corner block. The corner block also includes a support plate. The support plate is orthogonal to the first portion and the second portion. The support plate is spaced upwardly from a lowermost edge of the first portion and a lowermost edge of the second portion. The retainer of includes a first inner member that extends outwardly from the inner surface of the first portion to overhang at least a portion of the support plate.

The invention relates to the technical field of metal welding equipment, discloses a local hot melt welding device for a curtain wall aluminum plate, and aims to solve the problems that in the prior art, when a thin aluminum plate and a reinforcing rib are welded, fusion penetration, collapse and insufficient fusion depth are prone to occurring, and consequently the connection strength is not high. The device comprises a welding operation table, a supporting back plate, a clamping mechanism, a front limiting mechanism and a rear limiting mechanism, the front limiting mechanism and the rear limiting mechanism are arranged on the two sides of a welding gun, and the front limiting mechanism is provided with an inclined connecting part inserted into a welding seam and an arc-shaped bottom supporting strip and used for supporting a molten pool to prevent falling and guiding welding fluid to deeply fill so as to increase the combination area; the rear limiting mechanism trims a welding seam through the side edge of the notch and supplies protective gas, oxidation is prevented, heat dissipation is assisted, meanwhile, the device is provided with an angle limiting mechanism, the inclination angle of a welding gun can be accurately controlled, excessive heat concentration is avoided, the welding operation difficulty is reduced through structure optimization, and the welding efficiency is improved. And the welding seam quality, the connection strength and the safety and durability of the curtain wall structure are effectively improved.

The invention discloses a BIM (Building Information Modeling)-based curtain wall standardized design method, and relates to the technical field of building curtain wall design, and the method comprises the following specific steps: realizing curtain wall intelligent design through five steps: S1, building an association constraint database and a dynamic matching module; s2, an algorithm is embedded, and a topological structure is generated; s3, reversely optimizing the process, and feeding back adjustment parameters; s4, intelligently arbitrating standard conflicts to ensure compliance; s5, constructing a digital twinborn body, collecting operation data to feed back the design, forming a full-life-cycle intelligent closed loop, and improving the design efficiency and quality; according to the method, precise adaptation of the curtain wall and the building main body is realized through main body constraint dynamic matching and AI topological optimization; the contradiction between design and construction is reduced through process reverse optimization, and the compliance is ensured through standard conflict arbitration; meanwhile, a digital twinborn feedback closed loop breaks through an information barrier, collects operation data in real time, optimizes a feedback design, and pushes curtain wall design to develop towards the intelligent direction of data driving and continuous iteration.

A method for identifying the location of an indoor fire source based on infrared thermal images of the exterior surface of a glass curtain wall is provided. The solution includes the following steps: data structure construction, which mainly involves building a fire dataset, temperature distribution of the glass curtain wall exterior surface, and image extraction and processing; building and training a Resnet deep learning model; and identifying the fire source location using the Resnet deep learning model. In the early stages of a fire, a reconnaissance drone equipped with an infrared thermal imaging camera is operated to fly outside the glass curtain wall of the fire floor, and the position of the reconnaissance drone is adjusted to capture a complete infrared thermal image of the glass curtain wall exterior surface of the fire floor. The infrared thermal image of the glass curtain wall exterior surface captured by the infrared thermal imaging camera is input into the trained Resnet-50 deep learning model, which then analyzes it and outputs the location number of the fire source.

The application relates to the field of building curtain wall detection, in particular to a building curtain wall wind resistance detection device, which comprises a detection mechanism and a wind supply mechanism. The detection mechanism comprises an operation table, the operation table is provided with a first end face, a plurality of clamping assemblies for clamping curtain wall panels are fixedly installed on the first end face, each clamping assembly comprises two clamping plates for clamping the curtain wall panels and a clamping cylinder for driving the two clamping plates to slide towards or away from each other, a pressure sensor for monitoring the pressure between the curtain wall panels and the clamping plates is fixedly arranged on the end face of the side close to the other clamping plate, a driving assembly for driving the clamping assembly to move towards or away from the first end face is arranged on the operation table, the pressure sensor is used to reflect the pressure borne by the curtain wall panels when the curtain wall panels bear the wind pressure, so as to reflect the pressure required to be borne by the supporting structure connected with the curtain wall panels, the wind pressure resistance of the curtain wall panels is not only detected, the wind pressure resistance of the curtain wall panels is detected from the strength of the supporting structure, and the accuracy of the detection result is improved.

The invention discloses a curtain wall aluminum plate local hot melting welding device, and belongs to the technical field of curtain wall welding, the curtain wall aluminum plate local hot melting welding device comprises a climbing mechanism used for climbing along a keel and crossing an embedded plate, and the climbing mechanism is provided with a carrying mechanism used for driving a curtain wall aluminum plate to move to a designated installation position and a welding mechanism used for welding the curtain wall aluminum plate on the keel; through the climbing mechanism and the crossing module, the device can actively clamp and climb along a vertical keel through the wheel pasting module like a wall climbing robot, and when obstacles such as embedded plates are encountered, the device can alternately retract and lift the crossing module step by step, and lossless crossing is achieved; by means of multi-degree-of-freedom coordinated movement, a curtain wall aluminum plate can be extremely accurately conveyed to a designated installation position in a three-dimensional space, meanwhile, a photoelectric detection module on the welding mechanism can automatically scan and accurately position a seam, and accurate welding of local hot melting welding is achieved in cooperation with a plasma welding gun and an angle-adjustable wire feeding pipe.

The invention relates to the technical field of building curtain walls, in particular to an energy-saving building curtain wall which comprises a composite glass unit, dynamic ventilation subsystems are arranged on the left side and the right side of the composite glass unit, and the composite glass unit is electrically connected with an intelligent control module. The composite glass unit comprises a tempered photovoltaic glass layer, the tempered photovoltaic glass layer is located on the outermost layer in the composite glass unit, an antireflection coating is arranged on the outer surface of the tempered photovoltaic glass layer, and conductive silver grid lines are printed on the inner surface of the tempered photovoltaic glass layer; according to the invention, through integration of photovoltaic power generation, intelligent ventilation and dynamic heat insulation technologies, a remarkable energy-saving effect and multifunctional optimization are realized, the system adopts combination of the tempered photovoltaic glass layer and the conductive silver grid lines, the photoelectric conversion efficiency is improved by 3.2%, and the annual energy output reaches 58kWh / m; the variable-spacing hollow layer is matched with the nano silicon dioxide aerogel particles and the electrostatic electret net, so that the heat transfer coefficient is intelligently adjusted within the range of 0.7-1.1 W / (m.K).

The invention discloses an intelligent cleaning unmanned aerial vehicle for high-rise building curtain wall maintenance and a cleaning method of the intelligent cleaning unmanned aerial vehicle. The cleaning method comprises the steps that data such as wind speed, temperature and humidity are detected in real time through a sensor system, and a flight control unit dynamically adjusts the flight path and attitude according to the information. The image recognition technology is used for recognizing the stain type and distribution of the building curtain wall, generating a cleaning path and adjusting the working mode of the cleaning module. And the spraying and cleaning modes are automatically adjusted according to the types of stains. The intelligent calculation module monitors the cleaning effect in real time, and feedback information is used for adjusting cleaning parameters. Meanwhile, the flight control unit plans a flight path to ensure that obstacles outside the building are avoided; according to the intelligent cleaning unmanned aerial vehicle for high-rise building curtain wall maintenance and the cleaning method thereof, the defects in the prior art are overcome, the intelligent cleaning unmanned aerial vehicle has the advantages of being high in wind resistance, intelligent in cleaning, high in endurance and high in efficiency, and automatic cleaning of the high-rise building curtain wall is achieved.

The invention relates to the technical field of glass curtain wall construction, and discloses a glass curtain wall spherical curved glass hoisting and positioning self-adaptive construction process which comprises the following steps: firstly, acquiring a dynamic state of a to-be-mounted glass panel in a hoisting process and environmental parameters of a construction area in real time; then predicting a future movement track of the glass panel in a future prediction time window based on the obtained dynamic state and the environment parameters according to a preset coupling dynamics model; and comparing the predicted future motion trail with a preset target installation pose. The accurate six-degree-of-freedom dynamic state of the glass panel is obtained in real time by deploying a multi-mode sensor system, and a high-precision current state and a high-precision target reference are provided for subsequent control in combination with a target mounting pose after deviation correction of a high-precision main body structure, so that manual positioning errors and precision limitation in the traditional hoisting process are effectively overcome.

The invention discloses a building curtain wall energy-saving monitoring and adjusting system based on the Internet of Things, and the system employs a multi-source environment parameter data set obtaining module, an environment change trend data obtaining module, a regulation and control instruction obtaining module, an optimization regulation and control instruction sequence obtaining module, and an energy-saving efficiency index obtaining module. Environment data of all positions of a curtain wall are collected in real time, a standardized data set is formed through noise filtering and abnormal value detection, feature extraction and mode recognition are conducted through a machine learning model, derivative environment parameters are calculated, and the future environment change trend is predicted. And if the energy consumption exceeds the energy-saving target, the energy-saving efficiency and the response speed of the building curtain wall are improved and the energy consumption is reduced by analyzing the association between the state of the regulation and control equipment and the energy-saving efficiency, calculating an optimal regulation and control parameter combination, predicting and optimizing an instruction time sequence in combination with response time, generating a high-efficiency regulation and control instruction sequence and driving the equipment to perform accurate regulation.

The invention discloses a building curtain wall illumination and temperature control optimization adjustment method based on artificial intelligence. Illumination, temperature and humidity data are collected in real time through an environment monitoring device, a multi-dimensional environment data set is generated by adopting a data fusion technology, a dynamic change mode of illumination and temperature is analyzed, and environment states such as photo-thermal conflicts are recognized; for a conflict state, a prediction model is utilized to evaluate a light transmittance adjustment influence and generate an optimized shading parameter set, a multi-target balance threshold value of an application environment is determined through adaptive mapping, a dynamic control instruction is iteratively generated in combination with an optimization algorithm, and finally an adjustment signal is extracted to drive an execution device to realize real-time environment optimization. Through multi-dimensional data fusion and prediction optimization, the accuracy and adaptability of environment regulation and control are remarkably improved, collaborative balance of multiple targets such as light, heat and humidity is achieved, and the comfort and energy efficiency of indoor and outdoor environments are optimized.

A tall building with an irregular rectangular facade contour comprises a structure body with a rectangular section, a concave-convex type curtain wall system located on one opposite side of the structure body and a broken line type curtain wall system located on the other opposite side of the structure body, and the broken line type curtain wall system comprises newly-added steel structures and floor slabs which are arranged on the side edges of the structure body at intervals. The newly-added steel structure and building comprises a post-pouring concrete block and a steel support supported between the bottom of the post-pouring concrete block and a structure body, steel bars are arranged in the post-pouring concrete block, the cross section of the post-pouring concrete block is in a right-angle triangle shape, and the steel bars are implanted into the structure body. The dynamic sense and attractiveness of the building appearance are enhanced, the construction process is simplified, factory prefabrication and standardized production are allowed through the design of the single hoisting unit body, the on-site machining and adjusting time is shortened, and therefore the installation efficiency is greatly improved, and the labor cost is reduced.

The invention discloses a damage safety assessment method and system for a building service glass curtain wall, and the method comprises the steps: setting a plurality of damage conditions based on a glass curtain wall standard test piece, and building a function relation between the maximum panel deflection and the inherent frequency through a regression analysis method; calculating the maximum theoretical panel deflection according to specifications, substituting the maximum theoretical panel deflection into the function relationship to obtain a critical inherent frequency, and constructing a safety evaluation model according to the critical inherent frequency; and acquiring the actual inherent frequency of the curtain wall to be tested, and evaluating the damage safety state of the curtain wall according to the model. According to the invention, rapid and efficient safety assessment can be carried out on the active glass curtain wall without damaging the rubber material body, and large-area screening and regular inspection can be realized; field test provides real data, finite element simulation supplements multiple working conditions, and data accuracy and model universality are guaranteed; the obtained inherent frequency reflects the essential attributes of the structure, and the damage detection and evaluation sensitivity is high; according to the constructed evaluation model, the result is direct and reliable through comparison between a safety threshold value and actual measurement.

The invention discloses a super-large broken line glass curtain wall installation method which comprises the following steps: based on curtain wall design parameters, obtaining deformation trends of a curtain wall in different installation stages, and based on the deformation trends, respectively determining deformation control thresholds of a straight line section component and a broken line node component of the curtain wall; adjustable hydraulic supporting tools are arranged in the installation area of the linear segment component and the installation area of the broken line node component respectively, and the adjustable hydraulic supporting tools are used for supporting glass plates of the linear segment component and the broken line node component; and staged installation is carried out according to the time sequence that the linear segment components are installed firstly and then the broken line node components are installed. Deformation trends of different installation stages are obtained in advance based on curtain wall design parameters, differentiated deformation control threshold values are set for the straight line section component and the broken line node component, and refined control over the rigidity sudden change area at the broken line node is achieved; the adjustable hydraulic supporting tool is arranged, and the supporting force is dynamically adjusted through the hydraulic rod.

The invention discloses an obstacle-crossing curtain wall cleaning robot which comprises a robot body, and a first adsorption mechanism is arranged on the side, close to a curtain wall, of the robot body; the two ends of the telescopic stroke device are connected with a cleaning piece and a second adsorption mechanism correspondingly. The obstacle crossing stroke device is arranged on the robot body and drives the robot body and the telescopic stroke device to move in the direction parallel to the curtain wall; the switching mechanism is used for connecting the telescopic stroke device and the obstacle crossing stroke device, so that the end part of the telescopic stroke device, the corresponding cleaning piece and the second adsorption mechanism are switched between two states of being close to / away from the curtain wall; when the cleaning piece is close to the curtain wall, the obstacle crossing stroke device drives the telescopic stroke device to move back and forth in the direction parallel to the curtain wall, and the cleaning piece is driven to move back and forth to scrub the curtain wall. The cleaning part is arranged on the outer side of the robot body, the cleaning part and the second adsorption mechanism can be switched, and the obstacle crossing robot has the advantages of being more comprehensive in cleaning, higher in adsorption capacity and the like while having the obstacle crossing function.