235 results about "Safety net" patented technology

The invention is suitable for the field of safety net production, and provides a safety net warp knitting machine which comprises a warp knitting machine body, a body integrated controller, a tension detection unit, a needle bed execution unit, a knit defect monitoring unit and an execution driving unit. The core is that an intelligent tension dynamic adjusting module, a mesh specification parameterization adaptation module and a multi-mode knit defect early warning and self-repairing module are arranged in the controller; according to the invention, the intelligent tension dynamic adjustment module corrects control parameters in real time through a self-adaptive PID algorithm, and tension fluctuation is controlled within + / -0.5 N; the mesh specification parameterization adaptation module and a needle bed are subjected to closed-loop positioning through a pre-stored parameter library, and the specification switching time is smaller than or equal to 5 minutes; according to the multi-mode knit fault early warning and self-repairing module, through image + laser sensor multi-source fusion, the knit fault detection rate reaches 100%, and the slight knit fault self-repairing success rate is larger than or equal to 90%. The three-level module cooperates with hardware, safety net weaving precision, production flexibility and intelligent level are remarkably improved, and the system is suitable for efficient batch production of safety nets of multiple specifications.

The invention relates to the technical field of intelligent construction safety monitoring, and discloses a traffic engineering project construction potential safety hazard intelligent monitoring and early warning system, which comprises a sensing layer, a transmission layer, an edge calculation layer, an intelligent analysis layer, a cloud decision-making layer, an application layer, a collaboration layer and an iteration layer. According to the traffic engineering project construction potential safety hazard intelligent monitoring and early warning system, through multi-dimensional monitoring (personnel / equipment / environment / process) of a sensing layer, a transmission layer security network and real-time feature processing and multi-source fusion of an edge calculation layer, a'total factor-whole process' data closed loop is constructed, construction scene fragmentation risk points (such as equipment faults and personnel violation) are covered, and the safety risk points of the construction scene are also covered. And near-end fusion analysis of data is realized through an AI edge box, accurate identification (such as linkage risks of environmental abrupt change linkage equipment abnormity) is realized in a hidden danger germination stage, the problems of missed judgment and lag in traditional monitoring are solved, and the hidden danger capturing precision and efficiency are greatly improved.

The utility model discloses a building horizontal reserved hole steel wire safety net fixing device. A connecting mechanism is arranged at the bottom of a supporting rail. A plurality of supporting shafts are arranged in the supporting track, gears or supporting wheels are installed on the supporting shafts, the gears and the supporting wheels are arranged in an area formed by the main chain, and the gears are meshed with the main chain. A guide beam is installed at the top of the supporting track and forms a hook, an auxiliary chain is fixed to the top of the guide beam, a controller and a driver are installed at the top of the supporting track, the controller is meshed with the main chain, and the driver is meshed with the main chain and the auxiliary chain at the same time. The device slides along the supporting track through the connecting mechanism, the device can be conveniently installed at the positions of structural beams at different positions and fixed, the main chain is rotationally transmitted to the auxiliary chain through the controller and the driver, so that the guide beam moves, the large-size reserved hole steel wire mesh is dragged and fixed through connection of the hook and the steel wire mesh, and operation is convenient. Labor expenditure is reduced, and safety guarantee measures are provided for installation.

The invention discloses a formwork supporting frame for silo conical shell construction and a construction method, and relates to the technical field of silo conical shell construction. The formwork supporting frame for silo conical shell construction comprises a ring beam, a bearing module and a formwork supporting frame, the bearing module and the formwork supporting frame are arranged in the ring beam, the bearing module comprises a main suspension cable and an auxiliary suspension cable, steel pipe frames and scaffold boards are arranged on the surfaces of the main suspension cable and the auxiliary suspension cable, and safety nets are laid on the surfaces of the main suspension cable and the auxiliary suspension cable and the surfaces of the steel pipe frames and the scaffold boards. The formwork supporting frame comprises a vertical rod, a bottom horizontal tube is arranged on the lower portion of the vertical rod, a longitudinal horizontal rod, a transverse horizontal rod, a horizontal diagonal bracing, a vertical diagonal bracing and an inclined rod are arranged on the outer surface of the vertical rod, a conical shell formwork is arranged on the top of the ring beam, and a conical vertex platform beam plate is arranged on the top of the conical shell formwork. According to the silo conical shell construction method, safe and efficient operation of silo conical shell construction is achieved through combination of an innovative suspension cable bearing system and a modular construction technology.

Vehicle motion management with a redundant wheel control safety net function is provided, in particular a motion support device, MSD, control unit for a heavy vehicle, the control unit being configured to control one or more MSDs associated with wheels on the vehicle, the MSD control unit being arranged to be communicatively coupled to a vehicle motion management, VMM, unit for receiving control commands including wheel speed requests and / or wheel slip requests from the VMM unit to control vehicle motion by the one or more MSDs, the MSD control unit being arranged to obtain a capability range indicative of a range of wheel behavior for which the VMM unit is allowed to influence the behavior of the wheels by the control commands, and the MSD control unit being arranged to monitor wheel behavior and detect whether the wheel behavior is outside the capability range, the MSD control unit being arranged to trigger a control intervention function if the monitored wheel behavior is outside the capability range.

This utility model discloses an automatic tilting and erecting machine device, aiming to solve the problems of traditional methods that rely on manual labor or large cranes to tilt and transfer heavy goods, resulting in cumbersome operation, low efficiency, and difficulty in adapting to height-restricted passages. This automatic tilting and erecting machine device is powered by electricity, and workers operate it through a control module to achieve the tilting and transfer of goods. Specifically, a lead screw motor drives the lead screw to rotate, causing the lead screw slider to move horizontally on the lead screw. Combined with the L-shaped tilting structure consisting of the vehicle body, tilting plate, and adjustable-width forks, the device, under the action of support rods, allows the goods to be tilted at any angle from 0° to 90°. The device is also equipped with a buffer and a safety net, enabling it to safely complete the integrated tilting and transfer operation.

1. Name of the product in this design: Manhole (with anti-fall net). 2. Intended use of this design: for use in manholes. 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.

The invention relates to a wire mesh (10a; 10b; 10c), in particular a safety net, comprising multiple coils (12a, 14a; 12b; 12c) which are braided into one another and at least one coil (12a; 12b; 12c) of which is made of at least one individual wire, a wire bundle, a wire strand, a wire rope, and / or another longitudinal element (16a; 16b; 16c) with at least one wire (18a; 18b; 18c) and comprises at least one first limb (20a; 20b; 20c), at least one second limb (22a; 22b; 22c), and at least one bending point (24a; 24b; 24c) that connects the first limb (20a; 20b; 20c) and the second limb (22a; 22b; 22c). The first limb (20a; 20b; 20c) runs at least at a first inclination angle (26a; 26b; 26c) with respect to a longitudinal direction (28a; 28b; 28c) of the coil (12a; 12b; 12c) when viewed in a frontal direction perpendicularly to a main extension plane of the coil (12a; 12b; 12c). When viewed in a transverse direction parallel to the main extension plane of the coil (12a; 12b; 12c) and perpendicularly to the longitudinal direction (28; 28b; 28c) of the coil (12a; 12b; 12c), the bending point (24a; 24b; 24c) runs at least in some sections at a second inclination angle (30a; 30b; 30c) relative to the longitudinal direction (28a; 28b; 28c) of the coil (12a; 12b; 12c), said second inclination angle differing from the first inclination angle (26a; 26b; 26c).

This invention relates to the field of construction safety equipment technology, specifically a support and stabilization scaffolding safety net and scaffolding, including a main frame. The main frame is arranged longitudinally at equal intervals, and each main frame is equipped with a metal mesh. In use, a locking block on one side of the main frame is inserted into the cavity column through a limiting groove. Then, an electric hoist at the top lifts and raises the main frame. Simultaneously, after one main frame is lifted to a certain height, a splicing mechanism is used to longitudinally splice another main frame with the top-lifted main frame. Following these steps, multiple main frames can be quickly and sequentially spliced ​​and raised, completely covering the outer sides of two cavity columns, thus forming a complete safety net and completing the overall installation. This makes assembly simple and convenient, ensures high safety, and improves overall assembly efficiency.

The utility model discloses a tensioning platform hanging bracket suitable for Pi-shaped piers, which comprises a frame, a stand column, an upper frame, a reinforcing inclined strut, a guardrail, a top support, a ladder stand, a bottom plate, a stiffening plate and a safety net, the lower frame comprises a lower long rod, an edge lower short rod, a middle lower short rod and a bottom short rod, and the upper frame comprises an upper long rod, an upper short rod, a connecting cross rod and a lifting lug. The guardrail is composed of guardrail vertical rods and guardrail inclined rods. The jacking is composed of a large base plate, a small base plate, a bolt and an adjustable lead screw. After being assembled and welded through a crane, the device is installed on the pi-shaped pier cross beam, the occupied space is small, extra land is not needed, and the space applicability is wide; the safety is effectively guaranteed, meanwhile, the structure is firm, disassembly is convenient, installation is rapid, stress is definite, the working efficiency is further improved, the construction progress can be effectively accelerated, the construction quality is guaranteed, and time, manpower and construction cost are saved.

The utility model belongs to the technical field of protecting nets, and particularly relates to an anti-falling blocking net which comprises an anti-falling net and a buffering net, the buffering net is arranged above the anti-falling net, pull ropes distributed at equal intervals are arranged at the top of the buffering net, connecting ropes distributed at equal intervals are arranged at the top of the buffering net, buffering assemblies are arranged on the side walls of the pull ropes, and the buffering assemblies are arranged on the side walls of the connecting ropes. The multiple connecting ropes are fixedly connected with the multiple buffering assemblies correspondingly, the connecting ropes are slidably connected with the corresponding pull ropes through the buffering assemblies, the top of the anti-falling net is fixedly connected with a first rope loop, and one end of each pull rope is fixedly connected with the first rope loop. According to the anti-falling device, when a worker falls down, the worker firstly falls onto the buffering net, the buffering assembly plays a role in buffering, then sufficient buffering is provided, the counter-acting force of the buffering net to the worker is reduced, and along with descending of the buffering net, after the human body falls into the anti-falling net, the anti-falling net supports the human body and prevents the human body from further falling down.

The invention relates to the technical field of building construction, in particular to a self-elevating safety picking net structure for silo construction. A plurality of longitudinal sliding rails are arranged on the silo wall at intervals in the circumferential direction, an annular frame which is located on the outer side of the silo wall and is horizontally arranged is jointly connected into the sliding rails in a sliding mode, a traction rope is connected to the top of the annular frame, and a safety net is laid on the annular frame. By arranging the longitudinal sliding rail fixedly connected with the silo wall and the annular frame in sliding fit with the longitudinal sliding rail, the protection coverage range in the horizontal direction is expanded. The annular frame and the safety net can be controlled to ascend and descend along the sliding rail through the traction rope, so that safety protection can be conveniently adjusted along with the construction height of the silo, the manual operation amount, the high-altitude operation time and potential risks caused by repeated disassembly, installation and transfer of the safety net in a traditional mode are greatly reduced, and the construction efficiency and safety are improved. And the method better adapts to the rhythm of modern slip-form construction.

The utility model relates to the technical field of building construction, in particular to a building construction safety net convenient to mount and dismount, which comprises a protection net, a scaffold and a dismounting device, the protection net is arranged on one side of the scaffold, the dismounting device is arranged on the surface of the protection net, the dismounting device comprises a placing groove, and the placing groove is arranged on the surface of the protection net. The placement groove is located on one side of the scaffold, a guide sleeve is fixedly connected to the interior of the placement groove and located on one side of the scaffold, a sliding strip is slidably connected to the interior of the guide sleeve, a main plate is fixedly connected to the surface of the sliding strip, an insertion block is fixedly connected to the surface of the main plate, a metal strip is fixedly connected to the surface of the scaffold, and the main plate is placed on the surface of the metal strip. According to the safety net, through the arrangement of the dismounting device, a worker can effectively and conveniently mount and dismount the safety net, the situation that time is wasted in the process of mounting and dismounting the safety net by the worker is avoided, and then the convenience of using the safety net by the worker is improved.

The invention relates to the technical field of power system overhead lines, and discloses a mountain crossing frame and a construction method thereof.The mountain crossing frame comprises tower erecting systems arranged in a rectangular structure, and a safety net system is arranged between the tower erecting systems; the tower erecting system comprises a foundation base assembly, and a plurality of standard knots and working knots which are arranged on the foundation base assembly. The foundation base assembly comprises a center stand column, limiting structures are arranged on the peripheral side of the center stand column, and the limiting structures make contact with the ground and are matched with the center stand column to form a triangular structure. The bottom of each standard section and the bottom of each working section are each provided with a first connecting structure, and the top of the center stand column and the top of each standard section are each provided with a second connecting structure matched with the corresponding first connecting structure. Pull rope fixing lugs and monitoring assemblies for monitoring pull force on the pull rope fixing lugs are arranged on the working sections and part of the standard sections; the device has the advantages of being good in terrain adaptability, high in installation efficiency, good in stability and abundant in safety protection.

The utility model discloses a quick connecting support for a scaffold safety net, which relates to the technical field of connecting components, and particularly comprises a connecting component I and a connecting component II, the connecting component I is connected with a scaffold and comprises a fixed long rod connected with the scaffold, the fixed long rod is uniformly provided with clamping sleeves, and the clamping sleeves are fixedly connected with the scaffold. An inner cavity of the clamping sleeve is matched with a scaffold, and inserting needles are evenly and fixedly connected to the outer side wall of the vertical end of the clamping sleeve and matched with a safety net of the scaffold. And the second connecting assembly comprises a fixed long plate and an extrusion block, and the inner side of the extrusion block is fixedly connected with an insertion block matched with the insertion needle. The quick connecting bracket for the scaffold safety net is provided with a plurality of extrusion blocks and clamping sleeves, so that the multi-point fixation of the scaffold safety net can be realized, the limitation range of the quick connecting bracket for the scaffold safety net is expanded, the dismounting and mounting efficiency of the quick connecting bracket can be improved, and the dismounting and mounting efficiency of the scaffold safety net is further improved.

The utility model relates to the technical field of operation equipment, in particular to a protection device at the bottom of a trampoline safety net, which comprises a trampoline main body, a protection assembly is arranged at the top of the trampoline main body, the protection assembly comprises six connecting columns, and the six connecting columns are sleeved in an inner cavity of the trampoline main body. The bottom of the surface of the connecting column is fixedly sleeved with a mounting plate, an inner cavity of the mounting plate is fixedly connected with the trampoline body through fixing bolts, and the bottom of the connecting column is in threaded connection with a fixing screw sleeve. When the connecting column needs to be fixed to the trampoline body, firstly, the connecting column is inserted into the trampoline body, then the connecting column is preliminarily fixed to the trampoline body through the mounting plate and the fixing bolt, then the bottom of the connecting column is sleeved with the fixing thread sleeve, at the moment, the rotating plate is rotated, the fixing thread sleeve is driven by the rotating plate to rotate, and then the connecting column is fixed to the trampoline body. When the top of the fixing screw sleeve is in contact with the bottom of the trampoline main body, the connecting column can be secondarily fixed.

The utility model relates to the technical field of safety nets, and discloses a novel protection safety net which comprises an assembly frame, the assembly frame is of a rectangular frame structure, a laying net used for protection is laid in the assembly frame, a preassembled transverse plate is arranged on the outer side of the assembly frame, and a preassembled transverse plate is arranged on the surface of the side, away from the assembly frame, of the preassembled transverse plate. And the two sides of the upper end and the lower end of the preassembled transverse plate are both of a long plate structure protruding outwards, and the assembling frames connected in a splicing mode are arranged, after the connecting clamping blocks completely enter the first splicing grooves, the two assembling frames are spliced, and the arc parts of the ends, provided with the first splicing grooves, of the assembling frames are completely inserted into the clamping grooves to be attached; the assembling frame can be flexibly expanded according to a set site in practical application, the modularized assembling frame is more excellent in expansibility, the length can be freely increased, and the efficiency of laying the safety net is greatly improved.

This invention discloses a method for constructing a movable horizontal safety net for a tensioned arch spatial triangular truss, comprising the following steps: Step 1, setting up steel wire safety ropes; Step 2, fabricating the safety net; Step 3, installing the safety net; Step 4, sliding the safety net; and Step 5, reusing the safety net. This method achieves the following benefits: 1. Cost savings: The horizontal net and frame can be fabricated on the ground, reducing the investment in high-altitude machinery, making the process more logical, and allowing for repeated use, significantly reducing costs compared to fully laying the horizontal net; 2. Convenience and speed: It solves the problem of the crane boom being unable to extend across the span after the horizontal net is installed, and the reasonable movement of the horizontal net ensures both safety and improves construction efficiency; 3. Safety and reliability: The safety net can be moved according to changes in the construction position via fixed pulleys, providing a large coverage area, improved stability, and ensuring construction safety.

The utility model relates to the technical field of municipal engineering facilities, and discloses a municipal engineering shaft safety net which comprises an outer frame and further comprises a storage groove formed in the surface of the outer frame, a protective net is detachably connected to the interior of the storage groove, a positioning groove is formed in the surface of the protective net, a cavity is formed in the inner wall of the storage groove, and the inner wall of the cavity is fixedly connected with the outer frame. A positioning mechanism is arranged in the cavity; through the arrangement of the limiting mechanism, the position of the outer frame can be preliminarily limited, so that the safety of follow-up installation operation is improved, if the safety net is damaged in the use process, a worker can quickly complete disassembly, assembly and replacement operation on the protection net through the cooperation of the positioning mechanism and the positioning groove for follow-up use, and the safety net is convenient to use. The problems that at present, part of shaft safety nets are poor in safety in the installation process, and time and labor are wasted when workers repair or replace the damaged safety nets are solved.

The utility model relates to a novel safety net tensioning device. The pipe clamp is connected with the reel mounting frame and provided with the reel, the traction rod is pulled by winding the traction rope through the reel, the traction rod is connected with the safety net hook, so that the safety net can be pulled and tensioned, the reel is more convenient to wind through the ratchet wheel and pawl one-way rotation locking mechanism matched with the reel, and the safety net is more convenient to use. Reverse rotation and loosening in the winding process of the reel are avoided, one-way rotating winding of the reel on the traction rope is effectively guaranteed, the traction rod can be hooked on the safety net after penetrating through the mesh holes of the safety net, stable hooking connection with the safety net is guaranteed, and installation is fast and convenient. The safety net tensioning device is small and exquisite in structure, convenient to operate and stable and reliable in tensioning, and can be conveniently installed on a scaffold steel pipe to tension a safety net.

The invention provides a safety protection detection method and system for high-altitude operation and electronic equipment. The method comprises the following steps: acquiring an area data set for a hydropower station high-altitude operation area and an operation data set for operators; identifying feature data in the monitoring image in the regional data set, obtaining a BIM model of the hydropower station, and generating a three-dimensional coordinate system in combination with the feature data on the basis of the BIM model; generating a protection index of each high-altitude operation area safety net according to the area data set and the operation data set; constructing a three-dimensional moving coordinate system of each operator according to the operation data set, and generating a monitoring data set of each operator based on the three-dimensional moving coordinate system in combination with the activity state of each operator; according to the three-dimensional coordinate system and the regional data set, the safety distance of each operator is analyzed in real time; according to the protection index, the monitoring data set and the safety distance, safety protection detection of the high-altitude operation is carried out, and corresponding protection suggestion information is generated.

1. Name of the product in this design: Steel structure safety net hook. 2. Purpose of this design: For threading and fixing safety nets. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model relates to the technical field of safety protection, disclose a kind of safety protection net device, it includes protection shell, retraction mechanism, safety net component and locking mechanism;Safety net cloth is not used, winding is in fixed shaft outer periphery and is housed in storage cavity. By pulling shaft, safety net cloth is pulled out to use, after use, the fixing of pulling shaft is loosened, clock spring will retract to storage cavity under the elastic force of clock spring, and restore winding to the outer periphery of fixed shaft to realize storage;Thus by winding safety net cloth, the storage of safety net is realized, to avoid the problem of easy damage and rising of artificial maintenance cost caused by folding storage of safety net cloth. In addition, the safety protection net device is also provided with locking mechanism, by moving the movement of link between locking position and unlocking position, so that stop piece can abut on safety net cloth, to limit automatic retraction winding, to facilitate user to use.

The utility model relates to a maintainable safety picking net system which comprises a lower-layer steel pipe fixing suite fixed to a lower-layer floor. The upper-layer inhaul cable fixing suite is fixed on an upper-layer floor slab; one end of the safety picking net is detachably arranged on the lower-layer steel pipe fixing external member, and at least part of components are detachably connected in the lower-layer steel pipe fixing external member; one end of the rope is connected to the upper-layer inhaul cable fixing kit, and the other end of the rope is connected with the other end of the safety picking net; the safety picking net is obliquely located between the upper-layer floor and the lower-layer floor in a picking-out protection state, and the safety picking net is retracted to the lower-layer floor in a retracting maintenance state. The device has a protection picking-out state and a maintenance withdrawing state, and switching of the two states can be achieved by adjusting the lower-layer steel pipe fixing suite. The later-stage dismantling of the safety picking net can be achieved only by dismantling the fastening pieces of the steel pipe fixing suite by workers without auxiliary operation of a tower crane.

The application relates to an auxiliary tensioning cellar safety net device and relates to the technical field of wine workshop safety protection. The device comprises a cellar, safety nets, a tensioning mechanism and a tensioning belt. Two safety nets are symmetrically arranged above the cellar, and the tensioning mechanism is located between the two safety nets. One end of the tensioning belt is connected with the safety net near the tensioning mechanism, and the other end of the tensioning belt is connected with the tensioning mechanism. The tensioning belts on the two safety nets are symmetrically arranged on the upper side and the lower side of the tensioning mechanism. When the tensioning mechanism is rotated, the tensioning belts on the two safety nets can be synchronously wound and tensioned, so that the two safety nets can be synchronously tensioned or wound and stored. The application can improve the convenience of safety net tensioning and winding.

This invention discloses an advanced support platform, comprising a support frame assembly, a support base assembly, and a support structure. The support frame assembly includes a top frame, a connecting frame, a support cylinder, a front support cylinder, and a front safety net. The top frame supports the tunnel roof. The connecting frame is hinged to the top frame, and the first end of the support cylinder is hinged to the connecting frame. The first end of the front support cylinder is hinged to the connecting frame, and the second end of the front support cylinder is hinged to the cylinder body of the support cylinder. The front safety net is mounted on the cylinder body of the support cylinder. The support base assembly is connected to the top frame. The front part of the support structure connects to the support base assembly, and the rear part of the support structure connects to the main frame of the tunnel construction machinery. The support structure can adjust the height and tilt angle of the support base assembly. Compared to existing technologies, this invention can adjust the length of the support cylinder according to the actual height of the tunnel, ensuring that the top frame always fits snugly against the tunnel roof, thus exhibiting strong adaptability.

This utility model relates to the field of scaffolding safety net technology and discloses a foldable scaffolding safety net, including an outer frame one and an outer frame two installed at the bottom of the outer frame one via hinges. It also includes two mesh panels welded to one side of the inner wall of the outer frame one and the outer frame two, respectively. A connecting mechanism is installed on the other side of the inner wall of the outer frame one. After the outer frame one and the outer frame two are unfolded, the connecting plate can pass through the locking plate and the through slot. The unfolded state of the outer frame one and the outer frame two can be restricted. Workers can then pass bolts and other connecting parts through the through slot and connect them to the scaffolding. Workers can also use steel wire in conjunction with the limiting mechanism to reinforce the stability of the safety net after installation. This solves the problem that some current safety nets use several bolts for fixing when unfolded, which is time-consuming, and the soft mesh panels wrapped around the frame surface are easily damaged during transportation and handling, affecting subsequent use.

This invention discloses a construction safety device that is easy to store, relating to the field of construction safety technology. It includes a base, multiple uprights on top of the base, and protective components on top of the uprights. By adding protective components, this invention provides better protection for workers, allowing falling rocks to pass through the safety net and fall into the collection box, preventing rocks from remaining on top of the net and causing fatal injuries. This improves the safety performance of the device. Furthermore, the multi-layered protection prevents workers from falling directly onto the net and sustaining injury, thus enhancing worker protection.

The utility model discloses a safety net supporting frame for a ship gangway ladder. The safety net supporting frame comprises a support, a support sleeve, a supporting rod, a pin shaft, a cotter pin and a net hanging ring, wherein the support sleeve is vertically welded on the support; the supporting rod is sleeved in the support sleeve; a plurality of connecting holes are formed in the end, close to the support, of the supporting rod at equal intervals, a clamping groove is formed in one end of the support, a layer of high-density rubber is laid in the clamping groove, the friction force between the clamping groove and a gangway ladder vertical beam is increased, and the extension length of the supporting rod is adjusted by adjusting the position, inserted into the connecting holes, of the pin shaft selected by the supporting rod. The coverage area of the safety net is enlarged; meanwhile, a plurality of net hanging rings are welded to the supporting rods at equal intervals, a multi-point supporting structure is formed, the safety net can be conveniently and rapidly hung and fixed, the weight of the safety net and the weight of borne objects of the safety net can be effectively dispersed, and structural damage possibly caused by too large single-point stress is avoided.

The utility model relates to a floating bridge type water temporary safety channel. The floating bridge type overwater temporary safety channel comprises a channel unit, the channel unit comprises single-side supporting frames, buoys, building wood formworks, battens and longitudinal rods, the two single-side supporting frames are connected through the longitudinal rods, and the buoys are arranged between the left sides of the lower portions of the two single-side supporting frames and between the right sides of the lower portions of the two single-side supporting frames. Battens are uniformly arranged between the middle parts of the two single-side support frames, are arranged along the axial direction of the longitudinal rod, and are provided with a building wood template. The cross rods, the cross fasteners, the short vertical rods, the inclined supporting rods, the long vertical rods, the rotary fasteners, the direct fasteners and the longitudinal rods are all connected through the fasteners to form the framework, the batten, the building wood formwork and the dense safety net are installed in the framework, and the overwater safety channel for temporary wading operation can be used as the overwater safety channel for temporary wading operation. The materials such as the buoys, the scaffold steel pipes, the fasteners and the battens are low in purchase cost and can be reused, and the whole body is more stable after bearing.