301 results about "Construction worker" patented technology

This utility model provides a steel-framed wooden formwork structure and a wall formwork system. Multiple steel frame components are spliced ​​together vertically and horizontally using clamping assemblies. An adjustable corner mold assembly passes through an adjustment hole on a hole-position adjustment plate and connects to the vertical frame of another steel frame component, thus fixing two perpendicular steel frame components together. This modular installation of the steel frame components is achieved through the clamping and adjustable corner mold assemblies. Furthermore, by placing the adjustable corner mold assembly in adjustment holes at different positions on the hole-position adjustment plate, the distance between two parallel steel frame components can be adjusted. This allows construction workers to flexibly adjust the number and splicing method of the steel frame components according to different wall sizes and shapes, facilitating installation and disassembly, accelerating construction progress, improving construction efficiency, and adapting to the construction requirements of various building structures.

The utility model relates to monitoring equipment technical field discloses a movable video monitoring device, including installation ring, the installation plate of rotation setting in the inside of installation ring and set below the monitoring camera of installation plate, including: connecting mechanism, including fixed in the both sides of monitoring camera and the connecting shaft of the connecting plate of tail end rotary connection for driving monitoring camera to rotate, the fixed plate of fixed between two connecting plates and the linkage block for driving monitoring camera to carry out displacement and fixed in fixed plate top side, the utility model discloses reasonable in structure can monitor the construction worker's construction operation and construction progress, can carry out adaptive adjustment to the angle and position of monitoring camera, can conveniently construction worker to monitoring camera carries out dismounting maintenance, and work performance is high, and convenient to use.

This utility model relates to a sliding frame device for assembling a large-span steel arched roof structure. It includes a frame sliding track assembly, a frame sliding support assembly, a main frame assembly composed of multiple tower crane standard sections, an adjustable top component, a traction mechanism, and a fixing mechanism. The frame sliding support assembly is installed on the frame sliding track assembly and can slide on it. The main frame assembly is mounted on the frame sliding support assembly. The adjustable top component is installed above the main frame assembly. The traction mechanism is installed at the end of the frame sliding track assembly to connect to the main frame assembly and adjust and fix its position. This sliding frame device has an ingenious structure, is easy to operate, and has a high degree of automation. It effectively reduces the workload of working at heights, improves installation efficiency, reduces labor costs, significantly lowers the risks of working at heights, and enhances the user experience for construction workers.

This utility model relates to the field of precast steel structure component construction technology, and particularly to a safety protection device for high-altitude operations on steel structures and a high-altitude operation device for steel structures. The device includes a base plate, which provides a support platform for construction workers. The base plate has a connecting part for detachable connection to a fastening frame on a steel structure column. The edges of the base plate are provided with protective components to prevent workpieces and construction workers from falling. These protective components surround the steel structure column and the base plate. This utility model, by setting a base plate on the steel structure column, allows construction workers to stand on the base plate for construction, thus providing support and preventing the danger of workers being suspended in the air by cranes. The protective components at the edges of the base plate can catch accidentally falling workpieces or construction workers, ensuring safety during the construction process.

The embodiment of the invention provides an intelligent scheduling method and system for constructors. According to the method, firstly, original data including work order data, personnel state data and external environment data are collected in real time, and a data foundation is laid for subsequent decision making; then generating an order dispatching scheme based on a pre-trained scheduling strategy model, and preliminarily screening out candidate schemes conforming to a global optimization direction; the reward value of each scheme is calculated through a preset reward function, so that resource waste caused by single-dimensional optimization is avoided; and finally, executing the target scheduling scheme, and combining an execution result, historical work order data and a real-time network state optimization strategy model to realize accurate matching of skills of construction personnel and work order requirements and global balance of personnel load, thereby remarkably improving resource configuration efficiency.

The application relates to a PC stair hoisting positioning method and system, a storage medium and an intelligent terminal, relates to the field of PC components, and comprises the following steps: acquiring shooting image information; analyzing arc characteristic information and whole-circle characteristic information in the shooting image information; judging whether the whole-circle characteristic information exists; if the whole-circle characteristic information exists, vertically falling the PC stair until the whole-circle characteristic information does not exist; if the whole-circle characteristic information does not exist, horizontally moving the PC stair until the whole-circle characteristic information appears; and falling a preset standard falling height information when a boundary line of the shooting image information and the whole-circle characteristic information coincide. The application improves the problem that the falling process of the hoisted PC stair needs to be commanded by a construction worker, threatening the personal safety of the construction worker, and has the effects of reducing the hidden danger to the personal safety in the PC stair hoisting process and improving the safety and intelligentization of the PC stair hoisting process.

The application discloses a kind of safety protection equipment state evaluation method, device, electronic equipment and storage medium, it is related to safety monitoring technical field, specifically can be applied to financial and medical field, can make the insurance enterprise that provides engineering risk and other risk can master construction safety dynamic in time, make medical institution can discover whether the protective clothing is damaged in time, provide strong guarantee for the safety of construction workers or medical staff.The method comprises: real-time acquisition is carried out safety protection equipment state evaluation video stream, feature point extraction is carried out to safety protection equipment in video stream, and effective feature point set is generated;The posture of target object is identified to the object posture data that is obtained in video stream wearing safety protection equipment, and effective feature point set is carried out three-dimensional feature fusion processing, and equipment real-time three-dimensional feature point set is obtained;Difference evaluation is carried out to equipment real-time three-dimensional feature point set and equipment standard three-dimensional feature, and state evaluation result is obtained and output.

This utility model relates to the technical field of earthmoving equipment, specifically disclosing an earthmoving device for excavation in tunnel sewage pipe network construction. It includes a first base and a second base connected by a horizontal conveyor belt. A drive unit for driving the horizontal conveyor belt is installed inside the first base. It also includes a conveyor box containing a lifting conveyor belt with its outlet located above the horizontal conveyor belt, used to transfer excavated soil onto the horizontal conveyor belt. The horizontal conveyor belt covers a linear construction area. The conveyor boxes are placed at the locations requiring soil transfer according to the construction area. Construction workers use shovels and other tools to transport the excavated soil into the conveyor box. The lifting conveyor belt inside the conveyor box transfers the soil onto the horizontal conveyor belt, which then transports the soil out of the tunnel, completing the work of transferring excavated soil from narrow tunnel construction. By using a directional horizontal conveyor belt for transfer, the efficiency of excavated soil transfer is higher.

This utility model discloses a fireproof skirt wall sealing system for building curtain walls, relating to the field of fireproof sealing construction technology for curtain walls. It includes a fireproof skirt wall and an upper inter-floor fireproof seal. The upper part of the fireproof skirt wall is fixed to a beam, and the lower part is fixed to the exposed frame horizontal bars at the bottom of the curtain wall. The upper inter-floor fireproof seal is connected to the floor slab and the upper exposed frame horizontal bars of the curtain wall on both sides along its width. The fireproof skirt wall includes several outer protective structures, which are overlapped and fixed along their length. Insulating rock wool is fixed to the side of the outer protective structures facing the curtain wall. This utility model, by setting up a fireproof skirt wall with several outer protective structures and fixing insulating rock wool to the side of the outer protective structures facing the curtain wall, allows the insulating rock wool and outer protective structures to be prefabricated in the factory and then directly installed. Construction is simple, and no dust or scrap material pollutes the environment on-site, posing no harm to construction workers.

1. Name of the product in this design: Safety protection device (for pipeline construction in narrow trenches). 2. Purpose of this design: This design is placed in a narrow trench to provide safety protection for construction workers during subsequent pipeline construction in the narrow trench. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

This utility model provides a cantilever lateral suspended platform. Two cantilever beams, arranged laterally at intervals, extend horizontally and their rear bottoms are adapted to the shape of the upper surface of the building platform. Bottom steps are spaced directly below the two cantilever beams and have grooves on their rear sides to accommodate building columns. A central front guardrail extends vertically, with its lower end connected to the front side of the bottom step and its upper end connected to the front end of the two cantilever beams. The central front guardrail, the cantilever beams, and the bottom step are perpendicular to each other, forming a U-shaped structure to accommodate the front end of the building platform. The cantilever beams are suspended from the upper surface of the building, and the grooves of the bottom step are fitted into the building columns. The cantilever beams are fixedly connected to the upper surface of the building platform, and the bottom step is fixedly connected to the building columns. This not only simplifies the structure of the suspended platform but also facilitates on-site installation, providing a safe and spacious working environment for construction workers during the installation of steel structure bridges.

The steel bar bending construction device with the angle measuring function comprises a base and a steel pipe welded to the side face of the base, a to-be-bent steel bar extends out of the steel pipe, and the steel bar bending construction device further comprises a protractor arranged at the end of the base; the spring steel is arranged on the base; the spring steel is provided with the first extending end, and the to-be-bent steel bar part abuts against the spring steel; the arc-shaped groove is formed in the protractor, and the first extending end partially extends out of the arc-shaped groove; the spring steel is provided with a second extending end connecting base; and the first scales are arranged on the protractor. One constructor can bend the to-be-bent steel bar while reading the bending angle of the to-be-bent steel bar in real time, and the bending efficiency is effectively improved. And the influence of rebound of the to-be-bent steel bar on the bending precision is reduced through the compensation value, and the bending precision of the to-be-bent steel bar is effectively improved.

This application belongs to the fields of computer technology and construction technology, and discloses a method, equipment and medium for monitoring the safety clothing of construction workers in deep foundation pits. The method includes: acquiring real-time video streams collected by deep foundation pit monitoring equipment and decoding them into video frames to be processed; inputting the video frames into an improved YOLOv11 detection network model, which processes the video frames through a designed structure-aware feature extraction convolution module, a cascaded neural context attention module and a cross-scale spatial coordinate attention fusion module, and outputs initial detection results including target bounding box coordinates, target category labels and confidence scores; based on the initial detection results, determining the attributes of the work area through a preset electronic fence, and generating final clothing status judgment information using dual geometric constraints and temporal sliding window voting; triggering an alarm when the judgment information is a violation, effectively improving the accuracy of monitoring the safety clothing of construction workers in the complex environment of deep foundation pits.

This application provides an intelligent identification method for interior decoration construction stages based on key element rule matching, applicable to the field of image recognition technology. The method includes: acquiring interior images of a target house; obtaining key decoration elements based on the interior images and an element detection model; wherein the key decoration elements include construction worker elements, decoration tool elements, and decoration material elements, and the decoration tool elements include small tool elements and large tool elements; obtaining a decoration scene based on the interior images and a scene classification model; and determining the decoration construction stage of the target house based on the key decoration elements and the decoration scene. This application's method, by combining key decoration elements and the decoration scene to determine the decoration construction stage, significantly reduces the cost of decoration construction stage identification and improves the real-time performance and accuracy of decoration construction stage identification.

The present application relates to a kind of construction personnel personal protective equipment and personnel accurate association method and system, method includes: obtaining the image that has defined multiple personnel target frame and protective equipment target frame;For each protective equipment target frame, calculate its with each personnel target frame The ratio of intersection, and filter candidate associated personnel based on this;Obtain the human key point position corresponding to each personnel target frame;Calculate the minimum distance from the center point of protective equipment target frame to each candidate personnel relevant key point;The ratio of intersection and key point distance is mapped to percentile scale and fused to generate association quality score;Finally, based on association quality score, and follow single personnel standard wearing quantity constraint Global optimization distribution is carried out, the accurate association of personal protective equipment and personnel is realized.The present application can realize the accurate determination of personal protective equipment attribution in complex and dense scene, and provides core technical support for intelligent and personalized safety compliance inspection.

This invention discloses a construction emergency early warning method and system. The method includes the following steps: collecting the three-dimensional coordinates of construction workers, using a sliding time window combined with indicators such as wavelet packet energy entropy, and generating a multi-scale motion disorder index through principal component analysis; identifying continuously unstable personnel based on the disorder index, segmenting their trajectories, and constructing a weighted graph by combining Hidden Markov Model and Building Information Model environmental parameters to calculate cognitive mismatch; mapping the cognitive mismatch to a spatial grid, calculating the local Moran index, and fusing density gradient and mechanical operation sequence resonance results to construct a propagation weight matrix; guiding the construction of a heterogeneous graph based on the weight matrix, calculating the risk impact propagation potential energy, and coupling historical disorder sequence analysis and relative entropy to obtain a group-level instability prediction value; for individuals whose prediction values ​​exceed the limit, outputting a comprehensive crisis level through motion trend prediction, spatial intersection, and shortest path algorithms. This invention improves the safety of construction operations.

The invention provides a polishing device for a metal stand column and a construction method of the polishing device. The polishing device comprises a rack, a polishing assembly and a walking assembly. The rack is provided with an arc-shaped rail, and the polishing assembly comprises a sliding base driven to walk on the arc-shaped rail and a polishing head arranged on the sliding base and driven to be close to or away from a preset component. The grinding head is used for grinding the preset part; the walking assembly comprises a fixed seat arranged on the rack and a moving part located on the fixed seat, the moving part has magnetism, and the rack walks on a preset component through the moving part; according to the scheme, the problem that in existing polishing maintenance operation, a crank arm vehicle needs to be adopted to occupy a road is solved, meanwhile, high-altitude operation of personnel is avoided, the number of constructors is reduced, and the construction efficiency is improved.

The invention discloses a power construction site operator tracking method, system and device based on deep learning, and a medium, and belongs to the technical field of operator tracking, and the method comprises the steps: collecting an operator image of a construction site, and constructing an operator image set; an operator tracking model based on deep learning is constructed, the on-site operation image is input into the operator tracking model, and the operator tracking model is used for identifying operators on the power construction site and judging behavior types of the operators; based on the operator image set, training an operator tracking model to obtain a trained operator tracking model; and after finishing training the operator tracking model, executing an operator tracking task by using the operator tracking model. Compared with the prior art, the method has the advantages that the target detection efficiency, precision, recognition capability, automatic response capability and the like are improved, a dynamic and rapid changing environment can be effectively handled, and the safety and operation efficiency of operators are improved.

This invention discloses a low-voltage overhead line laying auxiliary device, which includes a support mechanism and a wire limiting and guiding mechanism. The support mechanism is used to support the ground. The wire limiting and guiding mechanism includes a base and a pair of limiting and guiding components. The base is set on the upper end of the support mechanism. The pair of limiting and guiding components are set on the base from the left and right, forming a wire-passing position. The limiting and guiding components include a lifting component, a support wheel, and a limiting wheel. The lifting component is set on the base. The support wheel is rotatably set on the lifting component with its rotation axis set along the front-back direction. The limiting wheels are rotatably set on the lifting component and are arranged in pairs. The rotation axis of the limiting wheels is perpendicular to the front-back direction. The pair of limiting wheels are respectively set at both ends of the support wheel, and a laying position is formed between the pair of limiting wheels and the support wheel. The above-described device can assist in wire-threading operations, making the operation safer and more efficient, and reducing the labor intensity of construction workers.

This utility model relates to the field of concrete finishing technology, and in particular to a concrete surface finishing device. The device includes a support rod, which comprises a fixed rod, an extension rod telescopically installed within the fixed rod, a telescopic assembly installed between the extension rod and the fixed rod, and a trowel installed at one end of the extension rod; a connecting assembly, which includes a fixed frame fixed to one end of the extension rod, a rotating frame rotatably connected to the side wall of the fixed frame, and a rotating shaft rotatably installed between the rotating frame and the trowel; and an angle adjustment assembly. By incorporating the telescopic assembly and the angle adjustment assembly, the construction worker can quickly control the extension and retraction of the extension rod at the end of the support rod, achieving rapid length adjustment of the device. Furthermore, the construction worker can quickly and stably adjust the angle of the trowel in real time at the handheld end, greatly improving operational convenience. The adjusted trowel angle remains stable, preventing accidental slippage and improving construction accuracy and efficiency.

The invention relates to the technical field of intelligent wearable equipment, in particular to a mental health monitoring safety helmet. According to the mental health monitoring safety helmet, the physiological signal collecting module, the emotion recognition algorithm and the wireless transmission system are integrated, real-time monitoring, analysis and early warning of the mental health state of a wearer are achieved, and when it is monitored that the wearer is in the adverse emotion state such as tension, anxiety and fatigue, the wearer is warned to be in the mental health state. A wearer deeply breathes for many times according to the flickering rhythm of the breathing lamp strip, the emotional state of the wearer gradually turns good, guiding intervention is conducted in time, pressure is relieved, and therefore the safety management level and the personnel health guarantee ability are improved, and the function blank of the safety helmet is filled. The system is suitable for psychological health monitoring and safety early warning of building workers, mine workers and workers in a high-voltage working environment.

The invention provides a thermal insulation layer construction device for outer wall surface reconstruction, and relates to the field of thermal insulation layer construction instruments. A box body front wall is fixedly connected to the front end of the upper surface of the insulation board storage box bottom plate, and the box body front wall is perpendicular to the upper surface of the insulation board storage box bottom plate; and the two box body side walls are arranged, and the two box body side walls are fixedly connected to the left edge and the right edge of the upper surface of the heat preservation plate storage box bottom plate correspondingly. The automatic mortar adhesive adding function is achieved, the mortar adhesive can be automatically and evenly smeared, and the step of manually smearing the adhesive can be omitted; and the working intensity of constructors is further relieved, and the problems that in the existing high-rise building heat preservation layer construction process, before each heat preservation plate is attached, the constructors need to pick up and lift up the plate bodies, mortar adhesives need to be evenly smeared on the attaching faces of the plate bodies, the labor intensity is high, and further improvement of the construction efficiency is not facilitated are solved.

The invention discloses an electric power construction safety risk point level-to-level management method and system based on intelligent glasses, and the method comprises the steps: collecting the multi-modal data of an electric power construction site through the intelligent glasses, and the multi-modal data comprise a construction scene image, a construction worker operation behavior video, environment data and position data; performing feature extraction on the construction scene image and the construction personnel operation behavior video based on a pre-trained deep learning model to obtain risk target features and behavior mode features; extracting abnormal environment features from the environment data; generating a feature vector set by combining the risk target feature, the behavior pattern feature, the abnormal environment feature and the position data; calculating a comprehensive risk evaluation value based on the feature vector set; mapping the comprehensive risk evaluation value based on a preset risk level threshold interval to obtain a corresponding risk level; and generating corresponding grading early warning instructions based on different risk grades.

The utility model discloses a traffic LED guide screen convenient to overhaul, which comprises a supporting column, a rotating frame is rotatably arranged at the top end of the supporting column, a sliding groove is fixedly formed in one side of the rotating frame, two sliding blocks are slidably mounted in the sliding groove, and a screw rod is rotatably mounted in the sliding groove. When the LED induction screen main body needs to be maintained, the rotating frame can be rotated by starting the driving transmission assembly, the screw rod can be driven to rotate while the rotating frame rotates, the rotation of the screw rod can drive the two sliding blocks to slide towards the direction of the supporting column, and therefore the LED induction screen main body is moved to the side close to the supporting column, and the LED induction screen main body can be maintained. And the rotating frame can rotate the LED induction screen body together with the sliding groove to the side away from the road, namely the direction of a sidewalk, and constructors can climb to the position above the supporting column through the climbing frame and then enter the maintenance platform, so that the LED induction screen body can be overhauled.

This invention provides a liftable work platform device for elevator shaft construction, relating to the field of lifting work platform technology. It includes: a lifting control unit, a connecting lifting unit, an elastic support unit, an anti-sway stabilizing unit, and a tilt warning unit. The connecting lifting unit is mounted on the lifting control unit. Four sets of elastic support units are provided and mounted on the connecting lifting unit. The anti-sway stabilizing unit is mounted on the connecting lifting unit. The tilt warning unit is mounted at the bottom of the anti-sway stabilizing unit. An intelligent control panel is installed on the connecting lifting unit. When construction workers are working inside the shaft, the worker automatically separates from the stepping disc, and four rubber anti-sway blocks brake four rectangular sliding rods. This solves the problem that although some lifting work platforms have elastic anti-sway structures installed, swaying still occurs when workers are working in the elevator shaft, indicating poor anti-sway performance.

The application relates to the technical field of building construction, and discloses a hoisting device for ALC light partition wall plate construction, which comprises a hoisting trolley frame and a portal, the left side of the hoisting trolley frame is rotationally connected with the inner wall of the portal, two inclined hydraulic cylinders are rotationally connected with the top of the hoisting trolley frame, the left side of the output end of the inclined hydraulic cylinders is rotationally connected with the right side of the portal, an operator hoists and transports a partition wall plate to an installation position through an up-down assembly and a turnover assembly, after being moved to the position, a construction worker on the side can directly pull the partition wall plate to move in the direction away from the turnover table, the male groove of the partition wall plate to be installed is aligned with the female groove of the installed partition wall plate, after being aligned, the construction worker can again push the partition wall plate to move in the direction away from the turnover clamp, the male groove of the partition wall plate is quickly inserted into the female groove, the operator of the operating machine is effectively prevented from having poor vision, the position of the partition wall plate needs to be adjusted for multiple times, the number of alignment is reduced, the partition wall plate splicing efficiency is improved, and the construction speed is accelerated.

The application relates to the technical field of construction personnel safety training, and provides a construction personnel safety training portrait prediction method and system under a cold start situation. The method comprises the following steps: generating a new entry trigger mark and an incomplete behavior trigger mark according to a missing state vector; when the new entry trigger mark or the incomplete behavior trigger mark meets a cold start trigger condition, calculating an initial dynamic portrait prior based on basic attribute data, and generating a training behavior segment feature of a target construction personnel; performing portrait prediction based on the missing state vector, the training behavior segment feature and the initial dynamic portrait prior, so as to obtain a dynamic portrait probability distribution of the target construction personnel; and generating a safety training portrait prediction result and an intervention priority of the target construction personnel according to the dynamic portrait probability distribution. The method can improve the accuracy, reliability and interpretability of the construction personnel safety training portrait prediction under the conditions of new entry, empty learning record or incomplete behavior data.

The invention belongs to the technical field of safety protection equipment for high-altitude operation, and particularly relates to a falling protector and a falling protection system.The falling protector comprises a falling protection seat, a steel rope, a safety protection device and a safety protection device, when the outer end of the pull buckle moves downwards, the fan-shaped head abuts against the steel rope in the first rope groove, and the abutting force is continuously increased; the swing spring is arranged in a long groove in the middle of the pull buckle, the outer end of the swing spring abuts against the end wall of the long groove, the inner end of the swing spring abuts against a supporting tongue extending into the long groove, and the supporting tongue is fixed to the anti-falling base; before the pull buckle rotates downwards, the swing spring provides upward thrust for the outer end of the pull buckle; after the pull buckle rotates downwards, the swing spring provides downward thrust for the outer end of the pull buckle. According to the scheme, the falling protector can be matched with the steel rope for use, so that the steel rope can be used for replacing a rail to achieve falling prevention, the cost is low, popularization is easy, convenience and safety are higher, and the climbing efficiency of construction workers is improved.