70results about How to "Improve laying efficiency" patented technology

The utility model discloses a self-adhesive agricultural mulching film, which relates to the technical field of agricultural mulching films, and comprises a middle film, two sides of the middle film are fixedly connected with side films, the mulching film is in cohesive connection with ground soil through a cohesive layer at the bottom of a cohesive weed suppression layer, and the design of ensuring the cohesive gradient ensures that the cohesive of a central area is larger. After the sticky protrusions are combined with the soil, the laying efficiency of workers is improved, fixing through U-shaped nails is not needed, physical loss is reduced, the labor intensity of the workers is reduced, the sticky strength of the edges is small, film uncovering is facilitated, the film uncovering speed is increased, and the waste film recycling speed is increased. A plurality of groups of dividing holes are arranged in sequence to realize temperature adjustment and promote plant growth, the directional flow guide grooves adopt the design of V-shaped grooves, namely the design of inclination angles, so that the rainwater diversion efficiency is improved, drainage can be helped, and waterlogging damage to roots can be effectively prevented; and the problem that the mulching film is lifted due to overlarge wind force is effectively prevented.

The invention discloses a soft rock large deformation control method and a rapid support system suitable for TBM tunnel construction method characteristics, the method is implemented based on an anchoring support system composed of a short anchoring support system and a long anchoring support system, and the method is suitable for an open TBM construction scene: in a TBM tunneling process, before a shield is exposed, the shield is not exposed, and the long anchoring support system is not exposed; a short anchoring support system of a full-length anchoring anchor rod structure is timely arranged in the radial direction of the 180-degree area of the upper half ring of the tunnel section through a cutter head edge cutter hole, and the short anchoring support system and a shield cooperate to form an initial deformation control system; after the shield is exposed, according to the deformation degree of the surrounding rock, full-length anchoring anchor rods or pre-stressed anchor cables are adopted in a graded mode, long anchoring supporting systems are arranged at intervals with the short anchoring supporting systems in a spiral mode, then the long anchoring supporting systems are cooperatively borne with steel arches, reinforcing meshes and sprayed concrete, and the long anchoring supporting systems are matched with 70m system sprayed concrete and 1000m secondary lining construction behind a tunnel face. According to the method, the displacement around the hole is effectively controlled, the TBM is prevented from being stuck, and the construction safety and efficiency of the open-type TBM in the soft rock large-deformation geology are improved.

The utility model relates to the technical field of fire fighting equipment, especially a high flat dual -purpose water hose laying vehicle, it includes accomodating component, the accomodating component includes a plurality of accomodating frame, the accomodating frame is the U type structure of both sides and upper end open, connecting component, the connecting component includes connecting piece and with the support piece of connecting piece lower extreme connection, the accomodating frame places on the support piece and is connected with connecting piece, triangular wheel group, triangular wheel group with the lower end portion rotation connection of connecting piece, triangular wheel group is located in the side of connecting piece away from accomodating frame, handle, handle is located in the upper portion of the side of connecting piece away from accomodating frame. The water hose laying vehicle of the utility model can transport multiple water hoses for laying at a time when laying water supply trunk line in narrow road or high building, and the efficiency is improved.

The invention provides a device for building mechanical and electrical installation, and belongs to the technical field of building mechanical and electrical installation. According to the technical scheme, the device comprises a supporting mechanism and a device body; the equipment body comprises a rectangular frame, a first sand blocking plate and a second sand blocking plate which are of the same structure are arranged in the rectangular frame, the first sand blocking plate and the second sand blocking plate are parallel to the wide side faces of the rectangular frame in the width direction and close to the wide side faces of the two sides respectively, and sand leakage holes are formed in the first sand blocking plate and the second sand blocking plate. A sand scraping plate is arranged on the rear side face, relative to the advancing direction of the equipment body, in the rectangular frame, the sand scraping plate is L-shaped, the inner side of the sand scraping plate is of an arc-shaped structure, and the lower surface of the sand scraping plate is aligned to the lower side edge of the sand leakage hole and the lower side face of the rectangular frame. The equipment has the beneficial effects that the equipment is simple in structure and convenient to use, the laying efficiency of the fine sand layer is improved especially in some projects with strict requirements on the laying thickness of the fine sand layer, and manpower is saved.

This utility model relates to an underground drip irrigation tape laying device capable of spraying pesticides; it includes a traction support frame connected to a walking device, an upper part of which is connected to a drip irrigation tape placement unit for placing the drip irrigation tape, and a trenching unit for digging trenches in the ground to facilitate the placement of the drip irrigation tape at the rear of the traction support frame; the trenching unit is connected via a connecting plate to a tape-laying and soil-covering unit for placing the drip irrigation tape underground and covering the top of the drip irrigation tape with soil; a pesticide spraying unit is located at the rear of the tape-laying and soil-covering unit; it features the ability to carry out underground drip irrigation tape laying operations after the New Year, and can simultaneously realize trenching, pipe laying, burying, soil covering, and pesticide spraying operations, achieving integrated completion and a high degree of automation; compared with traditional manual laying, it greatly improves the laying efficiency of underground drip irrigation tape.

The utility model discloses a polygonal road structure which comprises a roadbed structure, an assembly type concrete prefabricated slab is laid on the top of the roadbed structure, and the roadbed structure comprises a plain soil covering layer laid on the ground in a tamping mode and a stone powder laying layer covering the left side of the surface of the top of the plain soil covering layer. The right side of the top surface of the plain soil covering layer is covered with the dry hard ash filling layer. According to the scheme, through trapezoidal concave-convex interlocking and L-shaped hooking, quick assembly and top leveling are achieved, the leveling procedure is reduced, the laying efficiency is improved, a reinforcing mesh is arranged in the prefabricated slab, mechanical meshing and curbstone coating are combined, and the compression resistance and displacement resistance are enhanced; the symmetrical prefabricated plates support length expansion, and the curbstone notches and the protruding blocks are coupled to adapt to various road layouts. The water permeable bricks are higher than the prefabricated slabs and matched with the dry hard ash filling layer, rainwater infiltration is promoted, waterlogging is relieved in combination with the green belt design, and the service life of the plates is prolonged through the double-lock-catch design.

The application discloses a kind of sensing optical cable surface laying methods, it is related to sensing optical cable technical field.The present application includes laying vehicle, laying vehicle top is fixed with unwinding frame and pad height chamber, pad height chamber top is connected with sliding table by ground rail, sliding table top linearly is equipped with distance measuring mechanism, drilling mechanism, support auxiliary frame and wire rack, drilling mechanism includes first lifting cylinder, first lifting cylinder telescopic end is fixed with motor, motor output end is connected with drill bit, support auxiliary frame includes hydraulic hammer and second lifting cylinder.The present application can be automatically opened in installation surface by the design of drilling mechanism, the design of support auxiliary frame can be positioned to Z type support with high stability, and hydraulic hammer can assist manual hammering expansion bolt, the design of wire rack can limit the position of optical cable, the whole anchoring process worker only needs to participate in hammer tool and hook tool, save time and effort, improve laying efficiency and can ensure laying safety.

The application discloses a building construction device for indoor decoration, which comprises a walking assembly, four walking wheels, an intermediate plate, two lifting assemblies and a support plate. The four walking wheels are divided into two groups, one group of the walking wheels controls the walking direction, and the other group of the walking wheels provides walking power. The intermediate plate and the two lifting assemblies are arranged above the walking assembly. The two lifting assemblies are arranged on the upper and lower sides of the intermediate plate respectively. The lower end of the lower lifting assembly is connected with the walking assembly, and the upper end of the upper lifting assembly is connected with the support plate. The support plate is provided with a smearing mechanism. The smearing mechanism comprises a warehouse body and a cover plate, and the cover plate is provided with an output hole. The device can be moved according to the working progress, and the situation that the staff needs to jump down to move the device is changed. The efficiency of removing the coating or paving the wall bricks is improved, and the working risk of the staff is reduced.

This utility model discloses a portable cable laying bracket in the field of cable laying technology, including a base. The base has a mounting cavity, within which a steering assembly is installed. The steering assembly is driven by a vertical rod. A mounting plate is fixed to the top of the vertical rod, and a housing is fixed above the mounting plate. A cable laying drive assembly is installed inside the housing. Connecting rods are connected to both sides of the cable laying drive assembly, and cable laying rollers are fitted onto the connecting rods. A limiting rod is provided at the end of the connecting rod near the cable laying drive assembly, and a limiting groove for the limiting rod to engage is provided on the same side of the cable laying roller. An external thread is provided at the end of the connecting rod, and a fastening nut is installed. A wire assembly is provided at the lower end of the vertical rod, positioned directly below the cable laying roller. This utility model achieves the orientation adjustment of the cable laying roller through a steering motor and improves laying efficiency through a double-sided synchronous cable laying structure, offering advantages such as convenient operation and high work efficiency.

The present application relates to the field of building construction, specifically to a kind of building waterproofing membrane construction device, including trolley, trolley is equipped with material feeding roller and material guide roller and cutting tool, construction device further includes flat laying mechanism, flat laying mechanism includes flat roller and air bag, when flat roller moves to corner and air bag is aerated, air bag is in the inflation state and flat laying in the form of extrusion to the corner of wall, trolley is equipped with displacement mechanism to drive flat roller to move, the present application promotes the roller pressing of flat roller to the roll material by the pushing of trolley, completes the laying of building surface, until flat roller contacts the roll material on wall side, with the aeration of air bag, extrusion roll material is laid on the corner of wall side, so that the corner of wall side can be laid flat, improve the laying effect of roll material, avoid the wrinkle when roll material is laid, reduce the difficulty of corner laying roll material.The present application also relates to a kind of construction method of building waterproofing membrane construction device.

The efficient water and soil conservation device comprises a module, limiting columns are fixedly installed on the periphery of the outer wall of the module, and splicing grooves are formed in the periphery of the outer wall of the module. In the using and installing process, the splicing grooves of the other module are clamped with the limiting columns, multiple modules are spliced, the peripheries of the inner walls of the modules are supported and reinforced through cooperation of the positioning blocks and the reinforcing plates, the threaded holes are in threaded connection with the threaded rods, and in the module installing process, the modules can be installed conveniently and rapidly. The fixing nut is screwed to drive the screw rod to stretch out and draw back on the inner wall of the threaded hole, the anchor rod and the drill bit penetrate into the land and are supported and limited, the modules are prevented from being rushed out when the rainwater amount and the wind speed are large, fixing is firmer, the design of multi-module splicing is adopted, time and labor are saved in the installation process, the laying efficiency is improved, and disassembly and assembly work is convenient. The position angle is convenient to change, and the safety of the abrupt slope area is improved.

This utility model discloses a flatbed cart for straightening and laying copper-plated round steel for rail transit, comprising a flatbed cart and straightening, placement, and stacking components mounted on the flatbed cart. The stacking component includes a bidirectional lead screw mounted on the flatbed cart and two limiting structures mounted on the bidirectional lead screw. The two limiting structures move relative to each other along the length of the bidirectional lead screw. A sleeve is installed on the flatbed cart, which slides in conjunction with the two limiting structures. Several positioning structures connected to the two limiting structures are installed on the sleeve. This utility model has a simple structure, integrating the placement, stacking, and straightening functions of copper-plated round steel into a single flatbed cart design. This overcomes the limitations of separating straightening and laying processes in traditional methods, effectively reducing process changeover time and manual operation. The functional modules can be freely combined and flexibly selected, significantly improving the laying efficiency and operational continuity of copper-plated round steel for subway supports.

The present application relates to a kind of X type grass square automatic laying machine.X type grass square automatic laying machine includes automatic material changing device, forage conveying device, ditching device and driving device.The vehicle body has uniformly circumferentially arranged storage station and conveying station.Ditching device is installed on the bottom of vehicle body, and is used to plough ground sand to form trench during the vehicle body travels.Forage conveying device is installed on the second layer of vehicle body, and is used to transfer grass roll of feeding station to grabbing station in turn.Automatic material changing device includes lifting mechanism and movable toothed plate installed on lifting mechanism.Lifting mechanism is installed on the vehicle body, and is used to drive grass roll and insertion grass board second direction vertical plane to lift.X type insertion grass board is used to catch and hold grass curtain dropped from grabbing station when passing under grabbing station, and is also used to pass above trench and release grass curtain when ditching device ploughs trench.The use of the above-mentioned X type grass square automatic laying machine improves the laying effect of grass square.

The invention provides an anchor protection net laying device for a coal mine and a supporting system. The anchor protection net laying device for the coal mine comprises a rack, a rotary propelling beam, a supporting net laying assembly and a controller, and the rack is provided with a positioning tip; the rotary propelling beam can rotate around the positioning tip, the rotary propelling beam is provided with an anchor hole drilling assembly, an anchoring agent filling assembly and an anchor rod mounting assembly, and the anchor hole drilling assembly, the anchoring agent filling assembly and the anchor rod mounting assembly are sequentially arranged around the positioning tip; the supporting net laying assembly is arranged on the rack and comprises a multi-axis mechanical arm and a mechanical gripper, and the mechanical gripper is used for grabbing and laying a supporting net to a to-be-supported area. Full-automatic intelligent supporting of the underground coal mine can be achieved, operation safety is improved, cost and labor intensity are reduced, and working efficiency is improved.

The utility model relates to the technical field of municipal works, especially a pipe feeding device for municipal water supply and drainage, which comprises a pipe feeding base, a mounting block is fixedly installed on one side of the pipe feeding base, a motor protection box is fixedly installed on the upper side of the mounting block, a motor is fixedly installed in the motor protection box, a driving gear is fixedly connected to the output end of the motor, a driven gear is engaged with the outer wall of the driving gear, a transmission rod is fixedly connected to the middle part of the driven gear, and a worm is fixedly connected to the outer wall of the transmission rod. In the utility model, the pipe feeding device for municipal water supply and drainage is designed, a motor driving gear transmission system is utilized to drive the pipe feeding auxiliary wheel to rotate, people can reduce the labor force to pull the heavy or long pipeline to move in the trench, do not need to rely on a large number of manpower to carry and drag, improve the efficiency of pipeline laying, and significantly reduce the labor intensity of construction personnel.

The utility model discloses a metal net laying device for a wind power blade, and belongs to the technical field of lightning protection net laying. The device comprises a supporting and fixing assembly, a telescopic assembly and a movable lifting assembly, a reel in the supporting and fixing assembly supports a metal net and a winding drum, and the winding drum is fixed through a bearing top and a jackscrew; the supporting and fixing assembly is arranged on the movable lifting assembly through the telescopic assembly. A coiled metal net is placed in the middle of the reel, a bearing top head is adjusted to clamp a metal net reel, and the bearing top head is fixed to the reel through a jackscrew; telescopic shafts are installed on the two sides of the reel, one ends of the telescopic shafts are inserted into lifting platform clamping rings and fixed through screws, a lifting platform is placed on the flange edge of a mold, the height of the lifting platform is adjusted by observing a gradienter, and it is guaranteed that the height of the laid reel is kept in a unified horizontal state. The lifting platform is pushed to walk so that the metal net roll can be released on the wind power blade mold. The device is high in laying efficiency and good in laying effect, and the blade shape is not limited.

The utility model discloses a road building block laying device, and relates to the technical field of building block laying. The bottom of the bottom plate is provided with moving wheels; the top of the bottom plate is fixedly provided with a storage frame; one side of the storage frame is provided with a discharge port; one side of the storage frame is fixedly provided with a guide groove; two movable holes are formed in each of the two sides of the storage frame, a limiting correction assembly used for correcting the bricks is arranged in the storage frame, the movable holes are used in cooperation with the limiting correction assembly, a tamping assembly is arranged at one end of the L-shaped support, the bricks in the storage frame are limited and corrected by arranging the limiting correction assemblies, and the bricks are prevented from deviating and inclining; and meanwhile, the device can adapt to bricks of different sizes, the tamping assembly tamps the bricks laid on the ground, the bricks are tightly attached to the ground, the stability and firmness of road laying are enhanced, and the road quality is improved.

The application discloses a laying device and method suitable for multi-specification wire-laying preparation sleeves. The laying method comprises the following steps: arranging a wire-laying cable in a straight line; winding a preparation sleeve around one end of the wire-laying cable; fixing the wire-laying cable and the one end of the preparation sleeve coaxially through a fixing tool; controlling a mechanical gripper at the position of the fixing tool to close to clamp the other end of the preparation sleeve; controlling the mechanical gripper to move along a predetermined path; receiving a signal sent by an optical-electric sensor when the mechanical gripper passes through the optical-electric sensor on the predetermined path; and controlling the mechanical gripper to stop. The application is simple and effective, greatly saves economic cost and time cost, and can effectively improve the laying efficiency of the preparation sleeve and provides a simple and effective solution for laying production of the preparation sleeve.

The application discloses a flat car for rail transit and a brake device thereof, and belongs to the field of rail transit. The brake device comprises an operating rod, a brake mechanism, a locking clamp, a buckle, a locking clamp connecting piece, a locking clamp driving piece, a first reset mechanism and a second reset mechanism. The operating rod is connected with the brake mechanism through a first connecting rod, and the brake mechanism is arranged close to a wheel. The first end of the locking clamp connecting piece is connected with the locking clamp, and the second end of the locking clamp connecting piece is connected with the locking clamp driving piece. The locking clamp is provided with a notch, the notch can be locked in cooperation with the buckle or can be separated from the buckle. The buckle is arranged on a first support. When the notch is buckled with the buckle, the brake device is in a locked state. When the notch is not buckled with the buckle, the brake device is in an unlocked state. The flat car for rail transit and the brake device thereof can improve the safety of the flat car, guarantee the safety of the staff and improve the work efficiency.

This invention relates to the field of cable laying frame technology, specifically to a long-distance cable laying system and method. It includes: mounting an adjusting mechanism on a base; activating a servo motor to lower a lifting mechanism to its lowest position, placing the connecting mechanism in a preset position for easy installation and removal of the cable reel; connecting both ends of the cable reel to the connecting mechanism and fixing the cable reel's position using a chuck mechanism; and activating the servo motor to raise the lifting mechanism to a higher position, allowing the cable reel to rotate and lay the cable. This invention uses a servo motor to achieve cable laying and winding, reducing the cost of manual cable laying and winding, and using machinery to lay the cable, greatly reducing personnel risks during cable laying while increasing the efficiency of cable laying.

The utility model discloses an urban rail transit ballast bed ditch formwork installation system which comprises a ditch formwork, a fixing support and a connecting pipe, a plurality of semicircular ditch plastic formworks in the installation system are connected end to end to achieve long-distance laying work, and a cover plate is fixed to the upper side face of a formwork body. Concrete can be effectively prevented from entering and polluting the inner side of the formwork body in the construction process, the height of the formwork body can be adjusted according to the construction working condition by arranging a metal screw rod to be fixedly connected with a connecting pipe, an external tool rail can be effectively fixed to a fixing support through fixing support clamps, and meanwhile the formwork body is prevented from being damaged. The formwork body can be controlled to float upwards in the concrete pouring process through the anti-floating screws, so that the ditch formwork does not generate horizontal displacement and size change, and finally the high-standard construction target is achieved. Therefore, the installation system is not limited easily in the actual construction process, the construction laying speed is high, the laying efficiency is high, the construction progress is effectively accelerated, and the installation system has the advantages of being convenient to install and high in construction efficiency.

The utility model discloses rural domestic sewage pipe lays auxiliary device, including corrugated drain pipe, the left and right sides of corrugated drain pipe are provided with handling mechanism, the lower side of the middle part of the support frame is installed on the upper end of tripod, the lower side middle part of tripod is fixedly connected in the lower side middle part of support rod, the middle part of handle is fixedly connected in the right side upper end of support rod. The utility model discloses rural domestic sewage pipe lays auxiliary device, through the openable and closeable fixed structure (pressing lever, pressing frame, support frame cooperation spring) of handling mechanism, realize the protection of falling prevention in the convenient placement and removal of pipeline, and also take into account the single -person operation convenience (the design of rope ring fixed pressing lever), pipeline protection (the outer rubber wrapping of support frame and pressing frame), greatly reduce the labor intensity of manual handling pipeline, reduce the pipeline abrasion, improve the sewage pipe laying efficiency and operation safety.

The application provides a kind of composite rotary shell L type end frame efficient automatic fiber placement forming method, comprising: the core mold installation is optimized from the flanging surface being perpendicular to the clamping spindle to the flanging surface being parallel to the clamping spindle, the original spindle system is optimized from the original rotating mold to the swing mold, the core mold is fixedly connected by V shaft and clamping spindle U shaft, and the flanging surface faces the fiber placement head;Pasting tool is connected by V shaft and clamping spindle U shaft, V shaft and pasting tool rotate with clamping spindle U shaft during laying;The circumferential layer is divided into multiple parts, and the circumferential layer is realized by using the fixed area laying method: the fiber placement head fixed area laying, after each layer is laid, the V shaft is rotated to the next layer for laying, and the layers are laid in turn, and finally the circumferential layer is completed.The application solves the problem of collision interference between the fiber placement head and the mold, mechanical arm and the like during the laying of the end frame.

The application discloses a kind of I-shaped section reinforcing frame double-sided soft mold co-curing composite material forming method, comprising the following steps: S10, workpiece preparation;S20, mold closing;S30, filling;S40, sheet laying;S50, core mold installation;S60, packaging;S70, curing;The beneficial effects of the present application are: through the above method, the upper C-shaped workpiece, the lower C-shaped workpiece is laid on the compaction tooling with a male mold to improve the forming quality, reduce the skill operation difficulty, improve the laying efficiency;By realizing the compaction tooling, the upper C-shaped workpiece, the lower C-shaped workpiece co-curing connection, it is different from the need for twice tank with co-bonding, reduces manufacturing cost.

The application relates to a pipeline laying device of a heating blanket, which comprises a wiring mechanism and a driving mechanism, the wiring mechanism comprises a mounting seat, a wiring head is rotatably mounted in the mounting seat around an up-down extending axis, a through hole is arranged in the wiring head and is used for penetrating the pipeline, a glue spraying head is arranged at the bottom of the wiring head and is used for spraying glue on the pipeline, a groove-shaped pressing wheel is arranged at the bottom of the wiring head and is located below the glue spraying head, the pipeline passes around the pressing wheel and extends downwards, the pressing wheel is used for pressing the glued pipeline on the lower blanket, a reversing driving part is further arranged on the mounting seat, the reversing driving part is connected with the wiring head and drives the wiring head and the pressing wheel to rotate around the up-down extending axis for reversing, the driving mechanism is connected with the mounting seat, the driving mechanism is used for driving the mounting seat to move along a set route in the horizontal direction, and the driving mechanism is further used for driving the mounting seat to move downwards so as to press the pipeline on the lower blanket.

The invention provides paper laying equipment and an online paper laying method thereof, and belongs to the technical field of photovoltaic glass packaging. The glass conveying mechanism is arranged below the paper laying machine rack, the paper tape conveying mechanism, the cutting mechanism and the roll changing mechanism are arranged on the paper laying machine rack, and the paper tape conveying direction and speed of the paper tape conveying mechanism are matched with the glass conveying direction and speed of the glass conveying mechanism. Paper laying and glass stacking are arranged in a partitioned mode, glass conveying can be continuously conducted through the glass conveying mechanism, online paper laying is conducted when the glass is conveyed, and therefore shutdown waiting is not needed when the glass is full of stacks, in addition, the roll replacing mechanism is provided with two air expansion shafts, when one roll of paper is used up, the other roll of paper can be used for supplementing, and the production efficiency is improved. And when the other roll of paper is conveyed, a new roll of paper is hoisted, so that the downtime when the roll of paper is replaced can be greatly shortened, the paper laying efficiency is higher, and when the roll of paper is replaced, the two rolls of paper tapes can be bonded through the paper receiving structure.

The application discloses a steel bar lifting and waterproof board mounting integrated trolley, which comprises a steel structure support rack, a ring support, a steel bar lifting and feeding system and a waterproof board mounting system are arranged on the rack; the steel bar lifting and feeding system comprises a lifting mechanism and a conveying mechanism, the lifting mechanism is used for lifting the ring steel bar to the upper part of the trolley, the lifting mechanism comprises a guide rail and a lifting frame which moves up and down along the guide rail, a transfer mechanism is arranged on the rack between the upper parts of the two guide rails and is used for transferring the ring steel bar on the lifting frame to the conveying mechanism; the conveying mechanism is used for conveying the ring steel bar to the direction of the other end of the trolley; the waterproof board mounting system comprises a supporting rod, a cross rod, an arc-shaped guide plate and a walking mechanism. The trolley integrates the functions of steel bar feeding and waterproof board laying, and solves the problems of the existing technology, such as the non-reusable operation rack, the large number of construction machines in the hole, the large labor intensity of workers, the serious material waste, and the high cost.

The application discloses a kind of photovoltaic roof cable laying device and laying method thereof, it is related to cable laying technical field, the photovoltaic roof cable laying device, including pay-off equipment, tension control equipment and traction equipment, the traction equipment is installed in the inside of roof wiring bridge, the traction equipment includes circular shell, the rear end of the circular shell is installed with power supply seat, and charging interface is arranged on the outer wall of power supply seat, the rear end of the power supply seat is installed with clamping mechanism, the cable is wound on the pay-off equipment, one end of cable extends to tension control equipment, and after tension control equipment is tensioned, it is connected with the clamping mechanism of traction equipment, and the scheme solves the problem that existing cable laying device is only related to pay-off part, and manual traction is needed, which is time-consuming and laborious.