154 results about "Fitting-out" patented technology

The invention relates to shipbuilding flatness inspection equipment and a use method thereof, and belongs to the technical field of shipbuilding flatness inspection. The shipbuilding flatness inspection equipment comprises a magnetic adsorption type mobile robot platform, a high-precision vision module, an edge computing unit and a cloud data management platform; the magnetic adsorption type mobile robot platform is provided with a crawler-type walking mechanism and a self-adaptive vacuum adsorption unit. According to the invention, efficient and high-precision whole ship flatness intelligent detection can be realized through multi-sensor fusion and a self-adaptive robot platform, the system is suitable for real-time quality monitoring in ship body section construction, deck assembly and fitting-out stages, local fine scanning can be executed along a welding seam area in a ship body section detection scene, and the detection accuracy is improved. A welding deformation out-of-tolerance area is synchronously marked, a non-key plane area can be switched to a global rapid scanning mode, and in the deck assembly stage, a cloud platform can integrate data in real time and assist in carrying out an assembly dislocation correction scheme.

The invention provides a safety monitoring and early warning method and system for ship outfitting operation, and relates to the technical field of fault monitoring, and the method comprises the steps: decomposing a ship outfitting operation process, and obtaining an outfitting sub-process; determining a high-risk operation area of each sub-process according to historical accident data of the ship; constructing a real-time monitoring database; evaluating the risk level of the sub-process; the sub-process risk levels are obtained, if any sub-process risk level exceeds the limit, the outfitting operation process is immediately suspended, and an emergency response mechanism is triggered; according to the sub-process risk level, obtaining a whole-process risk level of ship outfitting operation; and based on the whole-process risk level, safety supervision of the high-risk operation area is enhanced, and an emergency plan of fitting-out operation is perfected. The technical problems that in the prior art, monitoring range coverage is incomplete, linkage intelligent analysis is lacked, outfitting operation risk management and control efficiency is low, and major accident potential is difficult to eradicate are solved.

The invention relates to the field of ship design and manufacturing, in particular to a ship outfitting piece three-dimensional reconstruction method based on a single RGB image. The method comprises the following steps: acquiring a multi-view data set of an outfitting piece, and performing geometry and texture optimization on an input single RGB image through a diffusion model to generate a multi-view image consistent with the features of the outfitting piece; performing feature extraction on the multi-view image by using a convolutional network to generate a geometric feature sequence and a texture feature sequence; reconstructing a three-dimensional model of the fitting-out part through a geometric mapping network in combination with three-dimensional geometric prior; and carrying out real-time geometric verification and detail optimization on the generated three-dimensional model. According to the method, through combination of deep learning and the geometric mapping network, the three-dimensional model of the ship outfitting piece is rapidly reconstructed from a single RGB image with high precision, the modeling efficiency and precision are remarkably improved, manual intervention is reduced, the precision requirement of ship design and manufacturing is met, and the practical value is high.

The invention relates to the technical field of ship construction, in particular to a ship superstructure combined type bulkhead structure and a manufacturing method. By combining the straight bulkhead and the groove-shaped bulkhead, on one hand, the groove-shaped joints on the groove-shaped bulkhead can reduce welding heat input deformation, reduce the original construction object quantity and the structural light weight, and ensure the rigidity of the bulkhead structure in the height direction; and on the other hand, the outfitting open hole is formed in the flat and straight bulkhead, so that the opening precision of the outfitting open hole is conveniently controlled, and effective connection of the penetration piece and the bulkhead structure is realized. And meanwhile, the stiffener is arranged, so that the bulkhead structure is reinforced in the through direction of the outfitting opening. The center line and the folding line of the groove-shaped node are surveyed on the wall plate of the combined type bulkhead structure in advance, so that the subsequent precision inspection of the combined type bulkhead structure is facilitated, the operation is simpler, and the inspection result is clear at a glance.

The invention provides a construction method for subsections of a bottom side tank of a liquefied gas ship, which comprises the following steps of: firstly, dividing the subsections of the bottom side tank into three parts, namely an inclined plate middle group, a bottom plate middle group and a bilge curved middle group by taking a bilge linear change position as a boundary; thirdly, the three middle sets are manufactured respectively, and internal related outfitting pieces are pre-buried; and finally, the three parts are assembled in a normal state, butt joints are welded, bulk parts are installed, and internal outfitting parts are installed in place. According to the method, the construction height can be reduced, the scaffold erection workload is reduced, repeated scaffold erection is effectively avoided, and the labor cost is effectively saved; in addition, the installation precision is remarkably improved, and reworking caused by poor assembly precision is reduced; the division method of the bottom side tank sections is optimized, so that the construction difficulty is reduced; and finally, the three parts of the middle group are constructed at the same time, and parts assembled and welded in the large group stage in the traditional construction mode are moved forwards to the middle group stage, so that the construction time of the large group is greatly shortened.

The invention discloses a ship outfitting path planning and simulation modeling method, system and device and a medium, and belongs to the technical field of ship digital assembly. According to the method, the problems of low path planning efficiency, insufficient virtual-real fusion precision and lack of dynamic collision early warning in a complex cabin environment are solved, the cognitive load of workers is remarkably reduced, the assembly qualification rate and the collision early warning accuracy are improved, and the method is suitable for digital outfitting operation of complex system equipment such as ship pipelines and shaft-rudder systems and has a wide application prospect. And a key technical support is provided for digital shipbuilding.

The invention discloses a bow thruster segmented construction method. Comprising the following steps: dividing a bow thruster section into an upper-layer structure and a lower-layer structure, building the lower-layer structure, building the upper-layer structure, taking the lower-layer structure as a large-group base plane, installing a bow thruster device and a thruster barrel, installing the upper-layer structure, building a platform unit, installing the platform unit to part of the bow thruster section, and installing pipes and cables which are not installed. And fitting-out pieces are installed to form a complete bow thruster section. The precision adjustment difficulty of the bow thruster is reduced, collision of the bow thruster in the hoisting process is also avoided, the closing time of bow thruster sections is shortened, the construction difficulty of the platform unit is also reduced, the construction efficiency is improved, and the ship production cycle is shortened.

The invention provides a skid-mounted ship high-temperature fresh water cooling device and system, the skid-mounted ship high-temperature fresh water cooling device comprises an outfitting frame and system equipment integrally mounted on the outfitting frame, and a hoisting part is arranged on the outfitting frame. The system equipment at least comprises a fresh water generator, a main engine cylinder sleeve water cooler, a main engine cylinder sleeve water pump, a main engine cylinder sleeve water preheating pump, a main engine cylinder sleeve water preheater, dosing equipment and a system pipeline. The system pipeline is connected with all the system devices and comprises a main inlet and a main outlet, and a first external connector and a second external connector are arranged between the main inlet and the main outlet; the main inlet is used for being connected with a main engine cylinder sleeve outlet, the main outlet is used for being connected with a main engine cylinder sleeve inlet, the first external connector is used for being connected with a high-temperature expansion water tank, and the second external connector is used for being connected with a clean water cabin. Integrated design of ship high-temperature fresh water cooling related equipment is achieved, the ship high-temperature fresh water cooling related equipment can be independently assembled and debugged and integrally hoisted and installed, the on-site workload is reduced, the construction difficulty is lowered, and the efficiency is improved.

This utility model discloses a ship section outfitting device, relating to the technical field of outfitting equipment. It includes a fixing mechanism comprising a base, a lower connecting ring fixedly connected to the center of the base, and fixing pipes rotatably connected to the four corners of the top of the base. A sliding plate is slidably connected to the inner wall of one side of the fixing pipe, and a base plate is fixedly connected to one end of the sliding plate. Through the setting of the fixing and protective mechanisms, this utility model, during use, firstly, the operating rotating block drives the support rod and the lower connecting ring to connect. Then, the angle of the fixing pipe and the base is manually adjusted and fixed with bolts. Simultaneously, the positions of the sliding plate and the base plate are adjusted. Finally, the motor drives the second gear to rotate, which in turn drives the first gear to rotate, causing the sliding column to move along the support pipe, thereby inserting the anchor rod into the ground. This device achieves multi-directional and multi-angle anchoring adjustment, adapting to uneven or complex installation environments on ship section surfaces and improving fixing stability.

The invention relates to the field of three-dimensional modeling and data set construction of ship outfitting parts, and particularly provides a ship outfitting part multi-angle RGB graph and standard coordinate graph data set construction method. The method comprises the steps of performing direction label analysis and normalization processing on a fitting-out part three-dimensional model based on a deep learning model, optimizing a view angle configuration file and generating multi-view angle configuration; adjusting the intensity and distribution of a light source according to the material characteristics of the fitting-out part, and rendering an RGB image and a standard coordinate graph; analyzing geometric consistency and direction matching of rendering results through multi-modal consistency verification, and generating an abnormal data list; the diversity of the data set is expanded by combining a data enhancement module; and finally, evaluating the multi-view coverage rate and consistency of the data set, and feeding back and optimizing a direction label generation model and a view configuration file to form a closed-loop improved mechanism. According to the method, a high-quality multi-angle RGB image and standard coordinate graph data set can be automatically generated, the consistency and geometric alignment degree of images are ensured, a three-dimensional reconstruction task and deep learning model training are effectively supported, and the quality and adaptability of the data set are improved.

The utility model discloses a kind of ship outfitting with positioning function, belong to ship outfitting technical field, including connecting plate, the upper surface of connecting plate is respectively fixedly connected with controller main body and baffle, the upper surface of connecting plate is equipped with sliding slot, the inside of sliding slot is slidably connected with two sliding blocks, the inner wall of sliding slot is rotatably connected with threaded rod.The ship outfitting with positioning function, by setting controller main body, fixing frame, electric push rod, screw rod, fixed base, first driving motor, gear and toothed belt, can be accurately positioned clamping to irregular workpiece, and further improve the application range of device, by the work of first driving motor drives screw rod rotation, screw rod rotation drives gear rotation, the rotation of gear drives two screw rods to rotate under the transmission effect of toothed belt under the support effect of fixed base, screw rod drives two fixing frames to approach each other, then again using electric push rod realizes to irregular workpiece and is fixed.

The utility model relates to a ship outfitting piece modularization hoisting guide support which comprises a funnel-shaped guide assembly and a guide assembly, the guide assembly comprises a plurality of positioning frames arranged in a surrounding mode, and a plurality of evenly-distributed first guide cylinders are installed on the inner sides of the positioning frames in a rotating mode. Through the arrangement of the guide frames, the second guide cylinder and the position indicating mechanism, a crane operator can be reminded of a specific installation range through the arrangement of the position indicating mechanism during use, the crane operator can conveniently carry out positioning, and outfitting parts are lowered to the inner sides of the guide frames when being transported to the position above the installation position, so that the outfitting parts can be conveniently and rapidly installed. According to the outfitting part hoisting device, the outfitting part moves downwards along the inner sides of the multiple guide frames, and the multiple second guide cylinders guide the outfitting part while moving, so that the outfitting part smoothly enters the mounting positions on the inner sides of the multiple positioning frames, the outfitting part is more convenient to mount and position, and the situation that the outfitting part collides with the bulkhead during hoisting is reduced.

The utility model provides a ship inner outfitting piece ladder stand polishing device, and relates to the technical field of inner outfitting piece polishing, the ship inner outfitting piece ladder stand polishing device comprises a machining table, the top of the machining table is fixedly provided with a polishing motor, the output end of the polishing motor is fixedly provided with a polishing disc, and the top of the machining table is fixedly provided with a fixed table located on the front face of the polishing motor; a supporting plate is slidably connected to the top of the fixing table, sleeves are fixedly mounted on the two sides of the top of the supporting plate correspondingly, and adjusting plates are arranged in the sleeves. The grinding motor is arranged to drive the grinding disc to rotate, then the grinding disc grinds a workpiece, the clamping mechanism is arranged to clamp and limit the workpiece, the stability of the workpiece during grinding is improved, the grinding effect of the workpiece is further improved, and the rotating mechanism is arranged to drive the workpiece to rotate, so that the grinding efficiency of the workpiece is improved. And therefore, the side edge of the workpiece is continuously ground, and the grinding efficiency of the workpiece is improved.

The invention provides a material conveying system for a ship. The device comprises a loading and unloading platform and a cabin spare part crane. According to the ship material conveying chain, the needed ship materials are lifted from a wharf through the engine room spare part crane, then the ship materials are transferred to the loading and unloading platform, normal conveying of the ship materials between the ship and the shore is achieved through cooperative work of the engine room spare part crane and the loading and unloading platform, and a complete ship material conveying chain is provided for conveying of the ship materials. The arrangement of a food hoist can be replaced, the space utilization rate is optimized, the deck space of a superstructure area is saved, installation of the food hoist is reduced, and the ship design and construction cost is reduced. Through the arrangement of the loading and unloading platform, the shelving table is attached to the stand column after use, the occupied deck space of an overbuilt area is reduced, more space is vacated for arranging other equipment or outfitting pieces, and the ship space is effectively saved.

The invention relates to the technical field of ships, in particular to a ship double-layer bottom pipe arrangement method and a ship, and the ship double-layer bottom pipe arrangement method comprises the following steps that double-layer bottom pipes are arranged on the ship, and an internal installation space and an external installation space are formed between the double-layer bottom pipes; arranging a ballast water pipeline in the internal mounting space, wherein the ballast water pipeline is communicated with the bottom ballast tank and the side ballast tanks; a fuel oil pipeline is arranged in the internal mounting space, and the fuel oil pipeline is communicated with a combustion cabin; a cabin bottom pipeline is arranged in the internal mounting space, and the cabin bottom pipeline is communicated with a sewage cabin; a track is arranged in the internal installation space in the extending direction of the internal installation space, and a moving trolley used for bearing workers is installed on the track; and arranging a cable in the external installation space. According to the invention, the coating damage of the coating operation caused by dispersed and crossed outfitting operation can be avoided, and the outfitting construction efficiency is improved.

The invention provides a ship outfitting installation deliverable updating method, system and terminal, and the method comprises the steps: firstly building a model environment of an outfitting installation deliverable according to the structuralization and on-site construction requirements; and then the outfitting installation deliverable is output in the model environment, and the output time of the outfitting installation deliverable is recorded. And then the model environment is changed according to the output outfitting installation deliverable so as to modify the model environment. And recording time attribute information of the model environment. And then periodically comparing the output time of the outfitting installation deliverable with the time attribute information of the model environment, and selecting whether to update the outfitting installation deliverable according to a comparison result. And finally, an outfitting installation deliverable is released. According to the updating method for the ship outfitting installation deliverable, the updating efficiency of the current ship outfitting installation deliverable can be greatly improved.

The utility model discloses a special supplementary coating tool for the interior of an outfitting pipe fitting, and relates to the technical field of ship coating. Comprising a mounting column, a mounting cylinder and a connecting cylinder, multiple sets of storage shells are alternately arranged on the outer side of the mounting column in a staggered mode, positioning bolts are arranged in the storage shells in a threaded mode, sliding rods are arranged in the storage shells, a mounting frame is arranged at the other ends of the sliding rods, and a bristle roller is rotationally arranged in the mounting frame. According to the device, the hair roller and other components are arranged, the hair roller can conveniently extend into the pipe fitting through the connecting cylinder, the sliding rod can be limited to move through the containing shell, the sliding rod with the position adjusted can be extruded and positioned through the positioning bolt, and the pipe fitting can be conveniently clamped by adjusting the using position of the sliding rod in the containing shell. And the diameter between multiple groups of rough rollers can be adjusted, so that the tool is suitable for pipe fittings with different diameters, the practicability of the supplementary coating tool is improved, the supplementary coating difficulty in the straight pipe fitting is effectively reduced, and the supplementary coating efficiency is improved.

The invention relates to the technical field of ship plane segmentation, and discloses a plane segmentation assembly line manufacturing method which comprises the following steps: step 1, main board splicing operation; step 2, SAW welding and fixing; step 3, carrying out segmented turning-over operation; step 4, configuring and scribing a longitudinal bone; 5, longitudinal installation operation is carried out; step 6, longitudinal welding operation; 7, conveying to a jig frame section by section; 8, pulling-in operation of the inner structural material is carried out; ninthly, inner structural material assembling work is conducted; 10, welding operation is conducted on the inner structural material; step 11, checking and repairing operation; step 12, pre-outfitting operation is carried out; and step 13, carrying out subsection transportation operation. The flow from one station to the next station is segmented according to the fixed rhythm, so that the waiting time in the traditional fixed station production is eliminated, and the production process is smooth; the labor investment is effectively reduced; the conveying efficiency is effectively improved through the conveying trolley and the plate chain conveying device, conveying is carried out according to a specific rail, the problem of conveying errors is avoided, and the conveying accuracy is improved.

The utility model relates to the technical field of ship fitting-out parts, in particular to a ship fitting-out part bending device convenient to adjust bending angle, which comprises a bottom plate and a limit ring, the limit ring is arranged at the upper end of the bottom plate, support legs are fixedly mounted at the bottom end of the bottom plate, an adjusting mechanism is arranged on the bottom plate, a support plate is arranged in the adjusting mechanism, and the support legs are fixedly mounted on the support plate. A first limiting hole is formed in one side of the supporting plate, a second limiting hole is formed in one end of the supporting plate, an arc-shaped plate is arranged on the supporting plate, a sawtooth plate is arranged on the arc-shaped plate, a gear is arranged on one side of the sawtooth plate, a connecting rod is arranged on the gear, and first limiting rods are arranged on the two sides of the arc-shaped plate. A second limiting rod is arranged at one end of the arc-shaped plate, a bending mechanism is arranged in the limiting ring, a chassis is arranged in the bending mechanism, a fixing disc is arranged on the chassis, and a rotating block is arranged on the fixing disc.

This application discloses an integrated control method for the installation process of equipment in ship outfitting engineering, including: establishing an installation envelope model for each outfitting device in the ship's three-dimensional design model and assigning an installation time window, and outputting an installation process Gantt chart; deploying a deformation monitoring sensor group around the equipment base to continuously monitor the structural deformation after temperature compensation following welding; establishing a primary and secondary reference point network and calculating the target installation coordinates of the equipment base; performing epoxy grouting and monitoring the curing process through temperature sensors; performing precise six-degree-of-freedom alignment after hoisting the equipment body into place, and feeding back the deviation data to the coordinate transformation function to correct the target coordinates of subsequent equipment; and conducting pre-approval and multi-party signing for the sealing and control of the compartments. This method transforms the judgment of installation timing and process arrangement from experience-dependent to data-driven quantitative control, and improves the first-pass yield of equipment installation through precision closed-loop iterative correction.

The utility model relates to the technical field of outfitting piece hole pressing, in particular to a ship outfitting piece hole pressing device with a positioning mechanism, which comprises a supporting structure, a hole pressing structure and a hole drilling structure, the inside of a connecting plate in the supporting structure is connected with a limiting groove through a bolt, and the outer side of the limiting groove is connected with a third supporting plate through a bolt by a second supporting plate. The inner side of a third supporting plate is movably connected with a first connecting rod in a hole pressing structure through a rotating rod, one side of the first connecting rod is connected with the upper end of a pressing plate through a second connecting rod, and a third gasket can be placed at the upper end of a spring so that the spring can reset a fourth connecting rod. A threaded rod can be rotationally connected through a threaded groove so that the threaded rod can replace the drill rod, the threaded rod can be welded to the upper end of the drill rod, a fifth gasket can be connected with a conical supporting rod and support the drill rod, and ship outfitting parts can be punched through the drill rod.

The utility model belongs to the technical field of fitting workbenches, and particularly relates to a ship fitting-out fitting workbench with a positioning function, which comprises a base, the upper surface of the base is fixedly connected with a fixed column, the upper surface of the fixed column is provided with a rotating groove, the rotating groove is internally and rotatably connected with a rotating column, the bottom of the rotating column is semicircular, and the bottom of the rotating column is fixedly connected with the base. The arc-shaped groove, the sliding block, the sliding column, the fixing plate and the like are arranged, the sliding block is driven by the sliding column to move, the sliding block drives the fixing frame to move through the fixing plate, the sliding block is driven by the fixing plate to move, and the fixing frame is driven by the sliding column to move. The fixing frame drives the roller shaft to expand outwards, so that one side of the roller shaft is attached to the inner side of the tubular column type part, the tubular column type part is expanded and fixed, and the situation that when clamping and fixing are conducted from the outside, the position needing to be machined is wrapped on the clamping position, and operation of workers is inconvenient is avoided.

The utility model relates to the related technical field of outfitting piece installation and detection, in particular to a tightness test device for installation of a ship hull plate outfitting piece, which is used for covering the outfitting piece and comprises a flow guide net which covers the ship hull and is used for the installation position of the outfitting piece. The flow guide net is covered with the vacuum film, the vacuum film adheres to the ship body through mucilage glue, and a closed space is formed between the vacuum film and the ship body; and the air inlet end of the negative pressure unit is communicated with the closed space. The flow guide net and the vacuum film are made of flexible materials and can be completely attached to the ship bodies with different radians or different shapes, different testing devices do not need to be manufactured for the ship bodies with different radians, the manufacturing cost is low, the occupied size is small, and practicability is high.

The invention provides a ship shafting rudder system center line positioning method, which is suitable for a ship which is completely constructed in shafting engineering and is not provided with rudder system sections, and comprises the following steps of: firstly, acquiring the shafting center line of the ship, and then installing the rudder system sections according to the position of the shafting center line, so that the rudder system center line is vertically intersected with the shafting center line; and finally, the perpendicularity of the rudder system center line and the intersection degree of the rudder system center line and the shafting center line are detected. According to the positioning method provided by the invention, the rudder system section can be accurately positioned and mounted after shafting engineering construction is finished, so that the center line of the rudder system and the center line of the shafting meet the requirement of vertical intersection; in addition, the rudder system sections are hoisted after being refined in the workshop infield, so that the integrity of out-of-dock fitting-out is improved; the work of shafting rudder system center line positioning, boring shaft plugging and the like can be carried out without waiting for a stern structure to be completed, the work progress of ship outfitting is improved, and therefore the requirement for quick construction of wharf ships is met.

The application discloses a method for installing a roll-on roll-off ship ramp, and steps are as follows: hoisting the ramp corresponding to a ship body foundation total section, performing three-dimensional positioning and calibration according to a design baseline and a rib position line, and then performing full-position welding to form a rigid installation reference; marking a hinge seat installation reference line, hoisting a ship body end hinge seat, and calibrating coaxiality, and then completing welding and fixation; hoisting the ramp body hinge, adjusting the level, and temporarily locking, hoisting the ramp cover, calibrating fitting precision, measuring the glue pressing amount, marking the relative installation reference, hoisting the movable deck to a temporary work station, avoiding the hoisting path of the upper total section, hoisting the upper total section, performing positioning and calibration, and then welding to form an upper structure, disassembling the ramp and the cover, cleaning the installation position, installing a glue pressing groove and a glue strip, resetting the two, and assembling electrical and outfitting parts. The method optimizes the process and operation time sequence, controls the installation precision in a closed loop, improves construction efficiency, reduces cost and construction risk, and has strong universality.

The invention relates to the technical field of pre-outfitting part mounting structures, in particular to a stable ship pre-outfitting part connecting structure which comprises a ship body structural part, the ship body structural part is welded to a ship body, the ship body structural part and the ship body are of an integrated structure, and a support used for being connected with a pre-outfitting part is mounted on the ship body structural part in an inserted mode. An inserting hole is formed in the center of the bottom of the support, clamping grooves and direction grooves are formed in the outer side wall, located in the ship body structural part, of the support, the clamping grooves are of an annular structure, and the two sets of direction grooves are symmetrically formed. The ship body structural part integrated with the ship body is arranged as the base, the pre-outfitting part is installed in an inserted connection mode, the rigidity after installation is effectively guaranteed, meanwhile, vibration, impact and dynamic loads can be effectively resisted due to the addition of the buffering cushion, the loosening risk is remarkably reduced, the stability close to welding is achieved, and the service life of the ship body is prolonged. And due to the use of the hoop, the stability of the pre-outfitting piece after installation is further ensured.

The present invention relates to a wind power operation and maintenance deck barge. The upper surface of the hull is provided with a main deck, and a forecastle is provided on the main deck at the bow. The main deck is divided into a storage area deck, a service area deck, and a loading area deck from front to back. Sunken outfitting assemblies are provided on both sides of the loading area deck. The sunken outfitting assemblies include mooring bollard wells, and mooring bollard bodies are provided in the mooring bollard wells. Sunken winch rooms are symmetrically provided below the loading area decks on both sides of the stern. Winches are installed in the winch wells of the sunken winch rooms. One end of the anchor cable is connected to the winch machine, and the other end of the anchor cable passes through the loading area deck and is connected to a positioning anchor provided at the stern of the hull. Watertight hatch covers are provided on the upper surface of the main deck. This lowers the center of gravity of the ship, improves the stability of the ship, and ensures a sufficiently large and regular deck area to accommodate the transportation of extra-large, extra-long, and extra-wide wind power operation and maintenance equipment to meet space requirements.

The invention relates to the technical field of ship manufacturing, and provides a measuring tool. According to the measuring tool provided by the invention, the extension directions of the first guide rail and the second guide rail can be set to be the vertical direction, namely, the first direction is the vertical direction, the distance between the first guide rail and the second guide rail is adjusted according to the ship type, and the positions of the first guide rail and the second guide rail are fixed; the first movable component and the second movable component are adjusted to proper positions and fixed, for example, the first movable component and the second movable component are adjusted to be at the same height. And the cable component is connected between the first movable component and the second movable component, so that the cable component passes through the outer side of the fitting-out piece, that is, the cable component passes through the tail end of the fitting-out piece, and the cable component is close to the tail end of the fitting-out piece. Under the condition, an operator can observe the relative position of the fitting-out piece and the cable component, and whether the fitting-out piece is installed accurately or not can be detected.