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86 results about "Unintended Collision" patented technology

Workbench safety protection method, device and equipment based on plane vision and storage medium

The invention relates to the technical field of automation, in particular to a workbench safety protection method, device and equipment based on plane vision and a storage medium. A multi-view monitoring camera is used for capturing a working area image, a deep learning model is used for recognizing and tracking a moving object in a working area, and a detection target possibly generating collision is determined; and then, according to an image bounding box of the detection target within a certain time, predicting a motion trail within a few seconds, comparing the motion trail with a motion range projection of the mechanical arm within a few seconds so as to predict a potential collision risk, and according to the potential collision risk, generating a control instruction to intelligently control the start-stop state of the mechanical arm so as to ensure the safety of a man-machine cooperation environment. The implementation of the scheme obviously improves the safety of man-machine cooperation in the industrial environment, effectively reduces personnel injury and equipment damage caused by accidental collision in a working area through real-time monitoring and intelligent prediction of the collision risk, and provides an innovative safety protection solution for the field of intelligent manufacturing.
Owner:WUHAN HAIWEI TECH CO LTD

Unmanned aerial vehicle with protection structure

The invention discloses an unmanned aerial vehicle with a protection structure, and relates to the technical field of unmanned aerial vehicles. The unmanned aerial vehicle with the protection structure comprises a vehicle body, vehicle arms are installed on the surface of the vehicle body, propeller protectors are installed on the surfaces of the vehicle arms, buffers are arranged at the bottoms of the propeller protectors, and anti-collision devices are installed at the bottoms of the vehicle arms, so that the purpose of providing protection and buffering when the unmanned aerial vehicle is accidentally collided is achieved; when the equipment is impacted, impact is dispersed through elastic deformation of the support structure, linkage energy absorption of related parts is matched, damage to the propeller due to local stress concentration is avoided, impact force can be relieved in a multi-layer mode through the synergistic effect of gas compression, spring contraction and part sliding in the face of vertical impact in the take-off and landing stage, impact damage to the machine body and the machine arms is reduced, and the service life of the equipment is prolonged. The deformation energy absorption of the anti-collision structure, the residual impact transmission unloading force and the assistance of the reset component fully weaken the collision energy and avoid the damage of the core structure.
Owner:SHENZHEN SILVER WINGED BIRD TECHNOLOGY CO LTD

Frequency converter with anti-falling function

The utility model relates to the technical field of frequency converters, and discloses a frequency converter with an anti-drop function. The anti-falling device comprises the fixing assembly, the driving assembly is movably connected to the upper portion of the fixing assembly, the driven assembly is fixedly connected to the outer surface of the driving assembly, and the protection assembly is arranged in the fixing assembly. The sensor sends a signal to the driving assembly, the driving assembly drives the driven assembly to rotate, the protection assembly is triggered to pop out, the frequency converter body is protected, and the problems that due to accidental collision or improper operation of personnel, the frequency converter falls to the ground and is damaged, and heavy economic losses are caused are solved.
Owner:NANJING SUZHIHAI AUTOMATION EQUIP CO LTD

Plastic uptake tray structure

The embodiment of the utility model belongs to the technical field of blister trays. The utility model further relates to a plastic uptake tray structure which comprises a plastic uptake tray body, a plurality of storage portions are arranged on the plastic uptake tray body, each storage portion comprises a module containing groove formed in the plastic uptake tray body, and the plastic uptake tray body is provided with a second hand position communicated with the module containing grooves and a first hand position communicated with the second hand position. And an avoiding groove corresponding to the second hand position is formed in the bottom of the blister tray main body. According to the plastic uptake tray, the first hand position and the second hand position are arranged, the second hand position is located between the first hand position and the module containing groove, and the setting depth of the second hand position is smaller than that of the first hand position, so that an avoiding groove corresponding to the second hand position in position can be formed in the bottom of the plastic uptake tray body; the arrangement of the avoiding grooves can ensure that the blister tray main body positioned on the upper layer is not in contact with the module bulge area in the blister tray main body positioned on the lower layer in the carrying or transporting process, so that the phenomenon of crush injury or collision injury caused by accidental collision is reduced.
Owner:TRULY OPTO ELECTRONICS

Transportation cart for rubber roller machining

The utility model discloses a transport cart for rubber roller processing, which comprises a bottom plate and a cart handrail, the top of the bottom plate is fixedly connected with the bottom of the cart handrail, the front side of the cart handrail is provided with a device groove, and the front side of the bottom plate is movably connected with a fixing plate. The limiting device, the limiting shell, the spring, the stabilizing block, the limiting groove and the fixing plate are arranged and used in cooperation, and the problems that in the existing rubber roller machining process, a conveying cart needs to be used for conveying rubber rollers, the rubber rollers need to be placed on a bottom plate of the conveying cart when the conveying cart is used, then a cart handrail is pushed to move the rubber rollers to the needed positions, and the conveying cart cannot be used for conveying the rubber rollers are solved. The problems that in the prior art, due to the fact that a rubber roller is cylindrical, if the ground is uneven or accidental collision occurs in the pushing process, the rubber roller slides off from a bottom plate due to bumping of the conveying cart, the surface of the rubber roller is damaged, and the conveying efficiency is reduced are solved, but an existing conveying cart does not have a component for stably conveying the rubber roller.
Owner:SHANDONG XINSHUNFA INTELLIGENT TECHNOLOGY CO LTD

Design method and design system for electric vehicle power assembly hoisting assembly

The invention discloses a design method and a design system for a hoisting component of a power assembly of an electric vehicle. The design method comprises the following design steps: step 1, structural design of a hoisting system; the electric vehicle power assembly hoisting device has the beneficial effects that the hoisting path is reasonably planned according to the actual hoisting space condition in the hoisting process, and meanwhile, the collision possibility of the electric vehicle power assembly can be effectively reduced in the actual hoisting process of the electric vehicle power assembly in cooperation with the design of an anti-collision and anti-vibration device and a fault monitoring and alarming system; the risk that the power assembly of the electric vehicle is damaged after accidental collision is reduced, so that the hoisting process of the power assembly of the electric vehicle is safer and more reliable; according to the invention, a laser alignment or automatic positioning system is used in the hoisting process to ensure accurate butt joint in the hoisting process, so that the assembly error caused by manual assembly in the hoisting process of the electric vehicle power assembly is effectively reduced, and the assembly quality of the electric vehicle power assembly after hoisting is improved.
Owner:TIANJIN JINGHAN IND DESIGN CO LTD

Chain buffering type anti-collision cleaning high-pressure spray gun

The invention discloses a chain buffering type anti-collision cleaning high-pressure spray gun. The spray gun comprises a flange plate, a mounting bottom column, a gun barrel mounting plate and a gun barrel assembly. The key point is that a set of anti-collision buffer mechanism is arranged; the mechanism comprises a magnetic connecting unit which is in separable magnetic connection between a mounting bottom column and a gun barrel mounting disc; the position sensing unit is used for monitoring the relative position state of the two in real time; and the flexible traction buffer part plays a role in limiting and buffering after the two parts are separated due to collision. Through the synergistic effect of magnetic separation, sensing detection and flexible part buffering, when the spray gun is accidentally collided, instant flexible force unloading and falling prevention can be achieved, core equipment such as a robot body and the spray gun can be effectively protected, the safety and reliability of equipment operation are greatly improved, and the service life of the robot is prolonged. And the shutdown and maintenance cost caused by collision is reduced.
Owner:WUHAN ZHIYUN ROBOT SYST CO LTD

Impact-resistant dry-type transformer

The utility model relates to the technical field of dry-type transformers, in particular to an anti-impact dry-type transformer which comprises a base and a protection device, a transformer body is arranged on the surface of the base, the protection device is arranged on the surface of the base and comprises two mounting plates, and the two mounting plates are fixedly connected with the surfaces of the two sides of the base respectively. The protection device is arranged, the first protection piece and the second protection piece are installed on the first sliding block and the second sliding block through the installation part, the first protection piece, the second protection piece, the side protection assembly, the upper protection assembly and the buffering assembly are matched with one another, the protection piece is arranged on the first sliding block, and the protection piece is arranged on the first sliding block and the second sliding block in a sliding mode. According to the transformer, the external impact resistance of the transformer body is enhanced, the probability of deformation and damage of the transformer body caused by accidental collision can be effectively reduced especially in the link of hoisting and mounting which is extremely easy to generate collision risk, and the overall protection effect is improved.
Owner:YAPO SUBSTATION EQUIP (SHENZHEN) CO LTD

Diesel generating set assembling and disassembling tool

The utility model discloses a loading and unloading tool for a diesel generating set, relates to the technical field of loading and unloading of the diesel generating set, and solves the technical problems that the conventional loading and unloading tool is insufficient in stability, is easy to cause personal injury and accidental collision damage of equipment, and is high in cost, so that the whole construction period is shortened. Comprising a loading and unloading base and guide seats arranged in ports in the two sides of the loading and unloading base. The loading and unloading base is arranged on the surface of the loading and unloading base table, and the two sides of the loading and unloading base are connected to the inner sides of the pair of guide seats respectively; the clamping and fixing mechanism comprises a double-end lead screw rotationally arranged in the loading and unloading base and sliding seats arranged on opposite thread teeth at the two ends of the double-end lead screw; by means of the design, the risks of shaking and collapsing of parts of the generator set in the unloading process can be remarkably reduced, the stability and safety of loading and unloading operation are greatly improved, meanwhile, the loading and unloading efficiency is improved, the project cost is effectively reduced, and the overall construction period is shortened.
Owner:HEFEI CALSIION ELECTRIC POWER SYST

A structurally improved bed rail

This utility model discloses a structurally improved bed rail, including a top rod and a bottom rod. Multiple first fixing frames are uniformly fixedly connected to the bottom surface of the top rod, and multiple support plates are rotatably connected to the first fixing frames. Multiple second fixing frames are uniformly fixedly connected to the top surface of the bottom rod, and the second fixing frames are rotatably connected to the bottom of the corresponding support plates. A mounting frame is fixedly connected to the outer periphery of the top of one support plate on one side. A snap-fit ​​plate is provided on one side of the mounting frame. A V-shaped block is slidably arranged on one side of the bottom surface of the top rod, and a plug-in rod is fixedly connected to the bottom surface of the V-shaped block. Due to the protective netting, this utility model provides excellent protection, cushioning children from accidental collisions, reducing hard impact injuries, and preventing children's hands and feet from getting stuck in gaps, ensuring safety. Furthermore, the cooperation between the V-shaped block and the components not only limits the positioning of the support plates but also snaps and fixes the long strips, simplifying the assembly and disassembly process and reducing space occupation.
Owner:THE 910TH HOSPITAL OF THE CHINESE PEOPLES LIBERATION ARMY JOINT LOGISTICS SUPPORT FORCE

Electric watering cart with reversing prompting mechanism

The utility model provides an electric watering cart with a reversing prompt mechanism, which belongs to the technical field of electric watering carts and comprises an electric watering cart body, a water storage tank is mounted on the upper surface of the electric watering cart body, and a storage tank is mounted on the upper surface of the electric watering cart body and positioned on one side of the water storage tank. A water spraying gun matched with the water storage tank is installed on the upper surface of the storage box, and a blocking mechanism used for protecting the water spraying gun is installed on the upper surface of the storage box. According to the scheme, through the arrangement of the prompting mechanism, a driver can know the situation behind a vehicle in real time and take avoiding measures in time, and collision accidents are avoided; meanwhile, the prompting mechanism can give out sound and visual alarms to remind surrounding pedestrians and vehicles to pay attention to avoiding, the reversing safety is further improved, through arrangement of the blocking mechanism, the water spraying gun can be blocked when the water spraying gun is not used, and therefore damage caused by accidental collision is prevented.
Owner:REED XINXIANG ROAD INC

Carriage protection structure for elevator

The utility model relates to the field of protection, in particular to a car body protection structure for an elevator, which comprises a car cover, a manned frame, a water tank, a negative pressure fan, a low-speed safety air bag, an inner support plate, an outer support plate, a safety air bag component and a buffer component, by adding the inner supporting plate, the outer supporting plate and the buffering assembly, the overall rigidity and the bearing capacity of the compartment body can be remarkably improved, the compartment body can bear various external force and loads better, the deformation risk of the compartment body is reduced, the stability of the compartment body is improved, shaking and vibration are reduced, and the riding comfort of passengers is improved; when an elevator is suddenly stopped, falls down due to faults or is accidentally collided, the buffer assembly can absorb and relieve huge impact force and reduce damage to a compartment and passengers, the safety air bag can buffer and protect the passengers in collision impact, and the protective coating on the surface of the safety air bag can prevent the safety air bag from burning to generate harmful gas and smoke, so that the safety air bag is protected. And the secondary injury risk to passengers is reduced.
Owner:PASO ELEVATOR (SUZHOU) CO LTD

Turnover device for stone plate machining

The utility model discloses a turn-over device for stone plate processing, which comprises a supporting cylinder, the inner wall of the supporting cylinder is rotatably connected with a transparent rotating cylinder, the inner wall of the transparent rotating cylinder is fixedly connected with two limiting frames, and the inner wall of the transparent rotating cylinder is fixedly connected with four electric telescopic rods. The telescopic end of each electric telescopic rod is fixedly connected with an extrusion plate, the outer surface of the transparent rotating cylinder is fixedly connected with a gear ring, and the inner wall of the supporting cylinder is fixedly connected with a servo motor. According to the stone plate turnover device, the electric telescopic rod is connected with the extrusion plate, a stone plate can be effectively fixed in multiple directions, the stability of the stone plate in the turnover process is greatly improved, the sliding-off situation is effectively avoided, in a traditional device, stone is exposed on the outer turnover face, the accidental collision probability is easily increased, the device is provided with the transparent rotating cylinder, and the stone plate turnover device is convenient to use. A certain protective barrier is provided for the stone plate in the turning process, and the possibility that the stone plate accidentally collides with an external object is reduced.
Owner:MACHENG XINWANG STONE CO LTD

Charging port cover structure of electric loader

The utility model provides a charging port cover structure of an electric loader, and relates to the technical field of structural design of electric loaders, the charging port cover structure of the electric loader comprises a charging support and a charging port cover, and the charging support and the charging port cover are welded and fixed at the rear part of a balancing weight of the loader. The charging port cover assembly is arranged on the rear portion of the balancing weight, the height is appropriate, charging is convenient, and meanwhile accidental collision is prevented.
Owner:QINGDAO LOVOL EXCAVATOR

Optical lens transfer trolley

The invention discloses an optical lens transfer trolley, and relates to the technical field of trolleys, according to the optical lens transfer trolley, hubs are extruded through ball shafts, and the hubs enable the ball shafts to rotate in ball grooves, so that the acceleration of the hubs is slowed down, the situation that the hubs are braked suddenly, and consequently a placing frame shakes is avoided, and optical lenses on the placing frame are prevented from shaking; during braking, the ball shaft and the hub form point contact, the hub rotates to drive the ball shaft to rotate, sliding friction is converted into rolling friction, the friction coefficient is reduced, the ball shaft and the hub form rolling contact, acceleration is slowed down, the displacement amplitude generated by inertia of the optical lens is reduced, and collision between the optical lens and the inner wall of the placing frame or a fixing structure is avoided. The falling risk is fundamentally reduced, smooth acceleration control enables personnel operation to be more relaxed, the accidental collision risk caused by sudden stop and sudden start is reduced, and meanwhile the maintenance cost for recalibration or cleaning after the optical lens falls is reduced.
Owner:FUZHOU WTS PHOTONICS TECH CO LTD

Rail type lifting robot for nuclear power plant

The utility model discloses a rail type lifting robot for a nuclear power plant, which comprises a robot body connected with a rail, the robot body is provided with a controller and is connected with a lifting device, and an inspection device is arranged at the lower end of the lifting device and comprises a mounting seat. The first pan-tilt camera and the second pan-tilt camera are respectively mounted on the mounting seat; and a plurality of anti-collision devices connected with the controller are arranged on the lower surface of the mounting seat. The nuclear power plant rail-mounted lifting robot can replace manpower to monitor and inspect nuclear power plant equipment, labor cost is saved, radiation risks of workers can be reduced, the nuclear power plant rail-mounted lifting robot is provided with an anti-collision device, the surrounding space condition of the inspection device can be monitored, multi-directional monitoring can be achieved, and the inspection efficiency is improved. When any one anti-collision device breaks down, other anti-collision devices can continue to work, accidental collision of the inspection device is avoided, and it can be effectively guaranteed that monitoring operation of the rail type lifting robot of the nuclear power plant is conducted smoothly.
Owner:YANGJIANG NUCLEAR POWER

Portable water supply and drainage pipeline connecting assembly based on modular design

The utility model provides a convenient water supply and drainage pipeline connecting assembly based on modular design, and relates to the technical field of pipeline connection. A group of hinging seats are fixed on the connector female head, a locking handle is mounted on the hinging seats through a pin shaft, a convex structure is arranged on the locking handle, a lock hole is formed in the hinging seats, a locking safety pin is mounted in the lock hole, a group of mounting tables are fixedly mounted on the connector female head, and mounting seats are mounted on the mounting tables through bolts; a pressing handle is mounted on the mounting seat through a pin shaft; according to the utility model, the locking safety pin on the hinge seat is inserted into the lock hole after the handle is locked in place, so that the handle can be prevented from loosening due to accidental collision, and the connection stability and safety are improved; the pressing handle exerts continuous pressure through the pressure spring locking handle, the locking handle can be prevented from loosening, the locking handle and the locking safety pin form double locking, the positioning plate is matched with the positioning rod, rapid positioning during connection can be achieved, and the situation that the sealing effect is affected by installation deviation is avoided.
Owner:张冉

Door and window handle convenient to disassemble and assemble

The utility model relates to the technical field of door and window accessories, and particularly discloses a door and window handle convenient to disassemble and assemble, which comprises a handle main body and a limiting component which are arranged on a base. Radial locking is formed by attaching and contacting the marbles and the grooves in the transmission gear, a certain force is needed for unlocking when the handle body is rotated, a certain damping feeling is provided, the operation hand feeling is more comfortable and stable, components can be effectively prevented from easily moving due to accidental collision and the like, and the safety of the handle body is improved. And the stability and the reliability of the door and window handle in the normal use process are ensured.
Owner:FOSHAN HAOBO WINDOW CONTROL TRADING CO LTD

Cross universal coupling with protective structure

The utility model discloses a cross-shaped universal coupling with a protective structure. The cross-shaped universal coupling comprises an upper coupling, a side plate A and a buffer pad, a lower coupler is arranged on one side of the upper coupler, and an upper shell and a lower shell are arranged on the outer sides of the upper coupler and the lower coupler respectively; the side plate A is arranged on the surface of the upper shell; through the design of the upper shell and the lower shell, the upper coupler and the lower coupler are wrapped in the upper shell and the lower shell in cooperation with the installation mechanism, the physical protection effect on the upper coupler and the lower coupler is achieved, and the upper coupler and the lower coupler can be prevented from being collided and scraped by external objects in the using process; the influence on the transmission precision and the service life of the upper coupling and the lower coupling due to surface damage and deformation caused by accidental collision is avoided; by means of the buffer cushion, the stability of equipment operation is greatly enhanced, in the transmission process of the coupler, mechanical vibration and impact force are inevitable, and the buffer cushion can effectively absorb the vibration and the impact force.
Owner:JIANGSU TAIKMAN TRANSMISSION EQUIP CO LTD

Swing arm and gate formed by same

The swing arm comprises a swing arm body which is installed on the gate machine and used for controlling passing of passengers, the swing arm body comprises a connecting part and a flexible part used for buffering collision of the passengers, one end of the connecting part is connected with the flexible part, and the other end of the connecting part is connected with a driving device on the gate machine. According to the utility model, the risk that the swing arm accidentally collides and hurts passengers and pinches the passengers can be effectively reduced.
Owner:CHENGDU ZHIYUANHUI CULTURE & MEDIA CO LTD

Portable financial service recording tool

The utility model relates to a portable financial service recording tool, which belongs to the field of recording tools and comprises a storage box and a handle fixedly connected to the left side of the storage box. The storage structure comprises a connecting plate fixedly connected to the inner side of the storage box, a rotating rod rotationally connected to the bottom of the connecting plate, two transmission wheels fixedly connected to the outer side of the rotating rod, a transmission belt in transmission connection to the outer surfaces of the transmission wheels, a driven wheel in transmission connection to the other end of the transmission belt, and a driven rod fixedly connected to the inner side of the circle center of the driven wheel; the threaded cylinder is fixedly connected to the top end of the driven rod; and the threaded rod is in threaded connection to the inner side of the threaded cylinder. According to the portable financial service recording tool, the recording tool and the storage structure are integrated, so that the stability of the recording flat plate in the storage structure is ensured, and the risk of separation and loss caused by accidental collision or negligence is greatly reduced.
Owner:CHANGCHUN UNIV OF SCI & TECH

Subway tunnel disease intelligent detection equipment and detection method thereof

The invention provides subway tunnel disease intelligent detection equipment and a detection method thereof, the subway tunnel disease intelligent detection equipment comprises a moving assembly, the moving assembly comprises a moving platform, track wheels and a mounting groove, the track wheels are rotatably connected to the two ends of the two sides of the moving platform respectively, and the mounting groove is formed in the bottom of the moving platform. According to the intelligent detection equipment for the subway tunnel diseases and the detection method thereof, through the arrangement of the protective cover, after the equipment is used, the detection assembly can be covered, in the equipment transportation and storage process, the protective cover can block external dust and sundries and prevent the dust and the sundries from entering the detection assembly, and the detection efficiency is improved. The protective cover is arranged on the detection assembly, pollution to the detection head, the lighting piece and other parts and influence on detection precision are avoided, and meanwhile, when accidental collision occurs, the protective cover can play a buffering role, reduce impact force borne by the detection assembly, protect the structural integrity of the detection assembly and prolong the service life of the detection assembly.
Owner:SUZHOU LEXIAOYAO TECH CO LTD

A method and system for preventing collisions of the reclaiming arm of a stacker-reclaimer.

This invention provides a collision avoidance method and system for the reclaimer arm of a stacker-reclaimer, relating to the field of data processing technology. The method includes acquiring first, second, and third information; performing three-dimensional modeling based on the first information to obtain a three-dimensional model; simulating the stacker-reclaimer's operating scenario based on the second, third, and three-dimensional model to obtain the simulation results; obtaining fourth information; and obtaining a target collision avoidance scheme. This invention, through operating scenario simulation and risk simulation processing of the stacker-reclaimer, can pre-simulate operational conditions, accurately identify potential collision risks, effectively reduce the probability of collisions between the reclaimer arm and surrounding equipment, and utilizes a deep learning model for multi-objective optimization. The resulting target collision avoidance scheme not only avoids operational interruptions caused by frequent collision avoidance or accidental collisions but also enables the stacker-reclaimer to complete reclaiming tasks more smoothly and efficiently, reducing waiting time and operational adjustments, and improving operational efficiency.
Owner:STATE POWER INVESTMENT GRP INNER MONGOLIA BAIYINHUA COAL & ELECTRICITY CO LTD OPEN-PIT MINE

Anti-collision structure of laser cutting machine

The utility model relates to an anti-collision structure, in particular to an anti-collision structure of a laser cutting machine. Comprising a machine base, a moving table, a laser cutting head, a moving mechanism, a connecting plate, a first fixing plate, a second fixing plate, a protection plate, a fixing rod, a telescopic rod and the like. A moving table is slidably arranged on the upper side of the machine base, a laser cutting head is installed on the lower side of the moving table, a moving mechanism is arranged on the lower side of the moving table, a connecting plate is arranged on the lower side of the moving mechanism, a first fixing plate and a second fixing plate are arranged on the lower side of the connecting plate, and the first fixing plate and the second fixing plate are combined to form a protective shell. A plurality of fixing rods are arranged on the upper side and the lower side of the upper space and the lower space, the fixing rods on the upper side and the lower side are opposite pairwise, and each fixing rod is slidably connected with a telescopic rod. Through the combined design of the buffering mechanism, the pushing rod, the moving block, the telescopic rod and the first elastic piece, the buffering function can be provided when the laser cutting head is accidentally collided.
Owner:DONGGUAN HAORUI ELECTROMECHANICAL EQUIP CO LTD

Multi-purpose protection device for water jet propulsion system and design method of multi-purpose protection device

The invention discloses a multi-purpose protection device for a water jet propulsion system and a design method of the multi-purpose protection device. The multi-purpose protection device comprises a protection platform and a connecting assembly. The protection platform is horizontally arranged above the water jet propulsion system, and the outer edge of the protection platform completely covers all water jet propulsion devices of the water jet propulsion system. The multiple sets of connecting assemblies are arranged in the length direction of the protection platform at intervals. The protection platform is fixedly connected with a tail sealing plate at the rear end of the main ship body through a connecting assembly. The water jet propulsion system has the beneficial effects that the full-covering type protection platform is arranged above the water jet propulsion system, direct impact of external objects on the water jet propulsion device can be effectively blocked, damage to the water jet propulsion device due to accidental collision or impact is avoided, meanwhile, overall shielding protection is formed on the water jet propulsion system, and the water jet propulsion system is protected. And the equipment operation reliability and the ship tail structure safety are obviously improved.
Owner:CHINA SHIP DEV & DESIGN CENT