136 results about "SUSPENDING VEHICLE" patented technology

The invention relates to the technical field of hoisting equipment, and provides a lithium battery unmanned monorail hoist which comprises a suspension track and a hoist assembly, the hoist assembly comprises a car body unit, a hoisting and conveying unit and a suspension unit, the suspension unit is arranged on the suspension track, and the suspension unit comprises a power suspension unit and a load suspension unit. The vehicle body unit is connected with the power suspension unit, the hoisting conveying unit is connected with the load suspension unit, the load suspension unit comprises a suspension beam, load frames, load wheels and guide wheels, the load frames are arranged at the two ends of the suspension beam and comprise mounting ends on the two sides of a suspension rail, and the guide wheels and the load wheels are arranged at the mounting ends. The guide wheels abut against the guide side faces of the suspension rails, and the load-carrying wheels abut against the load-bearing faces of the suspension rails vertically. The problems that in the prior art, when a traveling wheel body of a suspension type rail crane faces a heavy load, due to the fact that the contact face is incomplete, the service life of the wheel body and components of the wheel body is prolonged, and the operation stability is poor are solved.

The invention relates to the technical field of engineering equipment, and discloses a guardrail breakdown van. Comprising a device body and a drilling rig mechanism, the top of the device body is provided with the drilling rig mechanism, one side of the drilling rig mechanism is provided with a crane, the top of the device body is fixedly connected with an oil-gas separator, and one side of the oil-gas separator is provided with a radiator. An original engine of an automobile is utilized, additional installation is not needed, normal walking of the automobile is guaranteed, energy is directly supplied to the drilling frame mechanism, the working efficiency is greatly improved, in the aspect of heat dissipation, the drilling frame mechanism adopts a double-rotation and double-transverse-movement mode, a base is flexible, and large-range transverse movement and 360-degree rotation can be achieved; the drilling mechanism and the piling mechanism are installed in an interchange mode, the turning step is reduced, the truck-mounted crane is telescopic and can hoist goods of 3 tons, the truck is stabilized during working, space is saved when the truck-mounted crane does not work, and convenience and high efficiency of first-aid repair operation are improved in an all-around mode.

The application discloses a long-distance moving method of a crushing station and belongs to the field of crushing devices. The long-distance moving method of the crushing station comprises the following steps: formulating a long-distance moving scheme of the crushing station; a crane and a forklift enter the site according to the site requirements; a detachable minimum functional unit of the crushing station is connected with a steel wire rope of the crane for hoisting and dismounting; the detachable minimum functional unit is loaded on a vehicle for long-distance transportation; the site for installing the crushing station is prepared; the crane and the forklift enter the site according to the site requirements; the detachable minimum functional unit is dismounted, the detachable minimum functional unit of the crushing station is connected with the steel wire rope of the crane, and the detachable minimum functional unit is combined and installed; and the crushing station is debugged. The whole crushing station is modularly disassembled into large detachable minimum functional units, each large detachable minimum functional unit is relatively complete and independent in structure and function, after long-distance transportation, modular installation is carried out, and the precision and quality of equipment reassembly are ensured; through the application of a two-dimensional code label, intelligent management and tracking of the detachable minimum functional unit of the crushing station are realized, and work efficiency is improved.

The utility model discloses a transportation and installation system for pipeline arrangement in a building, the transportation and installation system comprises a crane, a door-shaped steel frame and a roller transportation structure, the door-shaped steel frame is fixed at the upper part of a concrete structural column of the building, and the roller transportation structure is installed at the upper end of the door-shaped steel frame. The door-shaped steel frame comprises two groups of steel columns, a steel frame cross beam and an inclined support, two ends of the steel frame cross beam are respectively connected with the top ends of the two groups of steel columns to form the door-shaped steel frame, the inclined support is obliquely fixed between the steel columns and the steel frame cross beam, and the steel frame cross beam is connected with the steel columns through the inclined support to form a triangular stable structure. The door-shaped steel frame is fixed on the concrete stand column of the building structure, so that the pipeline load on the door-shaped steel frame is directly transmitted to the concrete stand column from the door-shaped steel frame, the problem that the bearing capacity of a roof is insufficient is solved, horizontal pipeline transportation can be achieved through the idler wheel transportation device, and pipeline transportation efficiency is improved.

The invention provides a braking device for a freight electric crane of a transporter, which belongs to the technical field of freight hoisting equipment and comprises a crane braking assembly, a front-end handle assembly arranged on the crane braking assembly and used for controlling a front-end crane and a rear-end handle assembly arranged on the crane braking assembly and used for controlling a rear-end crane. The braking device is safe and reliable in braking of the electric crane, movement of the electric crane on the crane guide rail is not affected through manual operation, the braking device of the transport electric crane of the transporter can be arranged in a bilateral symmetry mode in a cargo hold according to the arrangement position of the electric crane in the cargo hold, and the corresponding configuration is selected according to the structural layout.

The utility model discloses an empty car detection device which is characterized in that a detection device is connected to the bottom end of a seat of a monorail hoist, when a person gets on the car, the seat is pressed, a fixing plate at the bottom end of the seat is pressed downwards, a reset spring and the top end of a sleeve are extruded to support the fixing plate, and when the fixing plate is pressed downwards, a sliding block is connected with a fourth connecting rod, so that the sliding block is fixed; the fourth connecting rod is connected with a third connecting rod, the third connecting rod is driven to enable the joint of the first connecting rod and the second connecting rod to displace, so that a sliding plate moves downwards, and the bottom end of the sliding plate touches a contact of a sensor; a signal is transmitted to a remote terminal through the signal transmitter, the monorail hoist is started after the signal is received, when a person gets off, the reset spring can jack up the fixing plate and synchronously drive the detection device to reset, the monorail hoist can be started only after the person gets on and passes detection confirmation, and meaningless electric energy waste caused by empty cars is avoided.

This invention discloses an OTA upgrade method and system based on vehicle-side fault analysis. Specifically, it discloses an OTA upgrade method based on vehicle-side fault analysis, which can analyze faults in real time during the OTA upgrade process, proactively warn of risks, dynamically suspend high-risk tasks, and achieve precise group repair. The method includes: the vehicle side collecting fault information in real time during the upgrade process and reporting it to the cloud; the cloud receiving the fault information and extracting features through an analysis model to obtain analysis results; subsequently, triggering a warning based on the analysis results; and suspending vehicles that have not yet undergone the upgrade based on the analysis results. This method can achieve rapid identification, proactive interception, and targeted repair of OTA upgrade faults, effectively avoiding the risk of large-scale upgrade failures and significantly improving the security, reliability, and overall efficiency of OTA upgrades.

The utility model discloses a carrying system for skid-mounted substation equipment, which comprises a flat car, a winch, a flat car tail end roller shaft, a flat car inner roller shaft, the skid-mounted equipment and a steel wire rope, when the equipment is mounted, the steel wire rope of the winch is connected with a front end lifting lug of the skid-mounted equipment, then the winch is tightened, and the equipment can be mounted on a vehicle. When the equipment is unloaded, the flat car can be accelerated by loosening the steel wire rope, so that the skid-mounted equipment is separated from the flat car, and the unloading purpose is achieved. The system does not need to consider the problem of hoisting space of a crane and needs an open space at the top of the equipment, so that the space requirement of hoisting equipment and the equipment of the crane are reduced, and the efficiency is greatly improved.

The present application belongs to the technical field of auxiliary transportation of coal mine, and discloses a kind of unmanned system and method of monorail crane field, system includes being provided with multiple container type mine car, special lifting appliance, unhooking and hooking device, accurate positioning car stop, righting mechanism and car pusher, special lifting appliance can grab or release the container type mine car, unhooking and hooking device is used to automatically connect or separate front and rear two section container type mine car, accurate positioning car stop is used to separate front and rear two section container type mine car and carry out position adjustment, righting mechanism is used to right when special lifting appliance releases container type mine car, so that the center of container type mine car is consistent with the righting center of righting mechanism, car pusher is used to push container type mine car to specified area.The present application can realize the effect of automation, unmanned and few people during monorail crane operation, improve the efficiency of operation, and completely change the traditional material distribution mode.

The application provides a portal shield screen device, belonging to the technical field of highway equipment. The portal shield screen device comprises a stand, a first end beam, a spliced beam, a second end beam, a shield screen device and a connecting mechanism. The first end beam, the spliced beam and the second end beam in the portal shield screen device are small individual units, which can be stacked and transported by small vehicles and hoisted by small cranes, so that the assembly between the first end beam, the spliced beam and the second end beam can be realized, and the assembly cost is reduced. In addition, according to the width of the highway, the spliced beam can be flexibly increased or decreased, and the assembly between the first end beam and the spliced beam, the spliced beam and the second end beam can be quickly realized by the connecting mechanism, so that the applicability is stronger, and better use experience is brought to the user.

The present application relates to the technical field of data processing, and more particularly to an intelligent scheduling method and system for an unmanned single-track hoist in a mine. The method comprises the following steps: scanning the whole mine roadway by a patrol vehicle to construct a three-dimensional topological map; when the vehicle enters a blind area, a ground scheduling server generates a shadow vehicle according to the running state data of the vehicle, and generates an offline strategy package in combination with the historical running data of the vehicle under standard working conditions and the map attributes of the blind area section; the vehicle obtains a real trajectory after resuming communication when it drives out of the blind area; a vehicle aging factor and a corresponding position slope angle of the shadow vehicle are introduced to calculate a net acceleration to iteratively deduce the position of the shadow vehicle, and the total length of the safety envelope is synchronously calculated; the aging factor is corrected based on the residual error between the real trajectory and the deduced position, which is used to iteratively optimize the deduction of the shadow vehicle and safety warning when the vehicle enters the blind area next time. The present method can easily grasp the dynamic position of the vehicle during network interruption by constructing a shadow vehicle, and greatly improves the safety under complex terrain.

The invention discloses an intelligent unmanned aerial vehicle system which comprises an unmanned aerial vehicle body and a sliding rail crane unit. The sliding rail crane unit is arranged on a roof or a specific floor and connected to the unmanned aerial vehicle body through a cable. The unmanned aerial vehicle body comprises a main cabin, a flight cabin and left and right propellers, the flight cabin is arranged on the back side of the main cabin, the left and right propellers are arranged on the left and right sides of the main cabin, and a cleaning device or a rescue device is detachably assembled on the front side of the main cabin; the sliding rail crane unit comprises a transverse sliding rail and a crane, the crane is slidably assembled on the transverse sliding rail, and the crane is connected to the unmanned aerial vehicle body through a cable and used for driving the unmanned aerial vehicle to ascend, descend and transversely move. According to the invention, the unmanned aerial vehicle main body is subjected to module optimization, so that the unmanned aerial vehicle main body can adapt to a high-rise building facade operation scene, the high-altitude risk of manual operation is avoided, and the unmanned aerial vehicle falling risk is eliminated; and switching use of cleaning and rescue is achieved, and the functional diversity and operation flexibility of the unmanned aerial vehicle system are remarkably improved.

The application discloses a construction method for erecting a 40m box girder on a 35m erected girder, and comprises the following steps: S1, a 35m prefabricated box girder model is established by using a finite element software to perform calculation and analysis, and a feasible conclusion is obtained; S2, a first crane and a second crane are arranged; S3, the first crane is hoisted to the left bridge deck of the xth span, and the second crane is positioned in the X+2th span range; S4, the first crane and the second crane erect the 40m box girder from a girder transporting vehicle to the inner edge girder and the inner middle girder of the x+1th span according to preset hoisting steps; S5, after the inner edge girder and the inner middle girder are erected, a girder transporting channel of the x+1th span is formed; and S6, after the remaining box girders of the left bridge deck of the x+1th span are completed through the girder transporting channel of the x+1th span, the left bridge deck of the x+1th span which has been erected is used as a girder transporting channel of the right bridge deck of the x+1th span, and the box girders of the right bridge deck of the x+1th span are hoisted.

The utility model relates to the field of mine monorail hoist equipment discloses a mine permanent magnetic monorail hoist car of anti -derailing, including crane main part and installation slide rail, both sides fixed welding of crane main part have the lifting ring, the top of installation slide rail is fixed with first suspension frame and second suspension frame respectively, the rear end fixed mounting of first suspension frame has the auxiliary gyro wheel, the inside movable mounting of first suspension frame has the cleaning roller, the side fixed mounting of first suspension frame has radar detector. The mine permanent magnetic monorail hoist car of anti -derailing can be automatically adjusted through the auxiliary centering anti -derailing device in the curve, makes the vehicle keep centering, effectively prevents derailing, the radar detector can detect whether the monorail track exists the obstacle and realizes in time danger avoidance in time, when danger avoidance deceleration, brake motor drive brake axle rotates, the emergency device and auxiliary centering anti -derailing device greatly reduce the risk of derailing, solve the problem that there is the risk of derailing.

The utility model discloses a slide contact line installation cage, including the crane beam, track and cage body, track is installed at the top of crane beam, one side of crane beam installs several slide contact line support, installs slide contact line on slide contact line support, and the both sides of track are equipped with 2 track trolleys respectively, and the upper end of every 2 track trolleys is connected through the connecting column, and the top of 2 connecting columns is connected with the top of the suspension beam body, and the cage body still installs the crane beam trolley and driving gear, and the bottom of crane beam trolley contacts with the top of crane beam, and driving gear is engaged with driven gear, and the center of driven gear is installed with driven shaft, and the other end of driven shaft is connected with the center of crane beam trolley, the utility model solves the problem that the safety hidden danger is big, and the operation is complicated and time -consuming and laborsaving when installing slide contact line support and slide contact line.

The utility model discloses a universal mechanism for a cab in the field of cabs, which comprises a cab main body and trays, and the trays comprise a reach stacker tray, a stacker tray and a forklift tray. The cab main body is connected with a reach stacker frame through the reach stacker tray, or the cab main body is connected with a stacker frame through the stacker tray, or the cab main body is connected with a forklift frame through the forklift tray; the cab body comprises a frame, the frame comprises a forklift frame, and grooves used for avoiding a displacement mechanism are formed in the two sides of the front end of the forklift frame. The three trays are arranged, the cab body is correspondingly installed on the three different frames, the same cab body is used for different vehicle types, and the cab body is convenient to use. And for the forklift cab main body, the forklift frame is included, and the groove for avoiding the forklift displacement mechanism is formed in the forklift frame, so that interference is avoided when the forklift displacement mechanism drives the cab main body to displace.

The utility model discloses a large -scale marine engine piston pin installation frock, including boom mechanism, piston pin support subassembly, piston pin axial swing mechanism and piston pin center hole expansion mechanism, and the vertical fine adjustment mechanism middle part is vertically welded to the one end of suspension arm, and the lifting eye screw is fixed on the suspension arm. The lower extreme of vertical fine adjustment mechanism is connected with the upper extreme of vertical rod, and the lower extreme of vertical rod is fixedly connected with one end of piston pin axial swing mechanism. The bottom center of V-shaped support seat is fixed on the middle part of piston pin axial swing mechanism. The piston pin is supported on V-shaped support seat, and piston pin center hole expansion mechanism is inserted into piston pin center hole and is tightly connected, and the lower extreme of piston pin center hole expansion mechanism is fixedly connected with the middle part of piston pin axial swing mechanism. The utility model is simple to operate, convenient to use, and except using the crane, only one person operation can complete the installation of piston pin, improves the installation efficiency of piston pin obviously, and effectively guarantees the assembly safety of piston pin.

The invention discloses an auxiliary suspension device and method for transformer installation, and relates to the technical field of transformer installation, the suspension device comprises a positioning module fixedly installed between two groups of electric poles, and the positioning module is used for positioning and supporting a to-be-installed transformer main body; two groups of hanging rings are symmetrically and fixedly arranged on the two sides of the transformer main body respectively; wherein a suspension module is fixedly arranged on the positioning module and is used for suspending and lifting the transformer main body through a hanging ring; compared with the prior art, crane equipment does not need to be arranged to lift the transformer body to be installed, the transformer body can be lifted only through the suspension module with a more compact structure, and therefore the transformer can be suitable for any terrain and environment, the application range is wider, and the installation efficiency is also greatly improved.

The utility model relates to the technical field of hoisting equipment, in particular to a hydraulic hoist, which comprises a support frame with travelling wheels, a vertical rod arranged on the support frame, a sleeve which can move up and down and cannot rotate arranged on the vertical rod, a cantilever frame hinged to the top end of the outer side of the sleeve, a bogie arranged at one end of the support frame far away from the cantilever frame, and a hydraulic cylinder arranged between the cantilever frame and the sleeve. A winch is arranged at the end, close to the bogie, of the supporting frame, a steering fixed pulley is arranged at the top end of the vertical rod, and a winch rope on the winch is led out of the winch and connected to the top end of the sleeve in a steering mode through the steering fixed pulley. The position of the walking wheel where the rotating shaft is located serves as a fulcrum, the side of the operating rod serves as an operating force arm, the cantilever frame serves as a hoisting force arm, the lever hoisting function is achieved, the height position of the sleeve and the hydraulic cylinder are used for adjusting the included angle between the cantilever frame and the vertical rod, the height change of an object hoisted by the cantilever frame is achieved, and the hoisting effect is good.

The utility model belongs to the technical field of constructional engineering, and particularly relates to a suspension type monorail hoist which comprises a track, a hoist and a lifting hook, the hoist is installed inside the track, the lifting hook is installed at the bottom of the hoist, protective devices are arranged inside the track and on the left side and the right side of the track, and each protective device comprises an anti-collision unit and a cleaning unit. According to the suspension type monorail hoist, the anti-collision unit is arranged, when the hoist moves to the two ends of the rail, the hoist makes contact with a first metal plate, meanwhile, the first metal plate is pushed to extrude a damping rod and a first spring, the operation of the hoist is hindered, meanwhile, the hoist continues to move towards the end side of the rail, and the first metal plate makes contact with a second metal plate, so that a power source is switched on; and the alarm is powered, so that the alarm gives out an alarm sound to timely remind a worker to arrive at the extreme position of the rail, the worker can timely brake the crane, collision between the crane and the two ends of the rail is avoided, the safety of the device is improved, and the service life of the device is prolonged.

The utility model relates to the technical field of glass manufacturing, in particular to a suspension type automatic adjusting water drum vehicle which comprises a vehicle body and a moving mechanism. The moving mechanism comprises a controller, an adjusting assembly and an auxiliary assembly, the controller is fixedly connected with the vehicle body and located in the vehicle body, the adjusting assembly comprises a motor, a reduction gearbox, rail wheels and a rail beam, the motor is fixedly connected with the vehicle body and located on the outer side of the controller, and the reduction gearbox is fixedly connected with the output end of the motor and located on the outer side of the motor; the rail wheel is fixedly connected with the reduction gearbox and located on the outer side of the reduction gearbox, the rail beam is rotationally connected with the rail wheel and located on the outer side of the rail wheel, and the auxiliary assembly is fixedly connected with the rail beam and located on the outer side of the rail beam, so that the problems that a crane is inconvenient to operate in cooperation and low in multi-person pushing efficiency can be effectively solved; and the operation efficiency of the water drum vehicle can be effectively improved.

The application discloses a kind of special-shaped curtain wall steel skeleton modular construction method, comprising the following steps: by three-dimensional software, establish the model of outer facade steel skeleton module and correct model, outer facade steel skeleton modular treatment, site construction surveying and setting-out, transverse keel and connecting piece installation, steel skeleton assembly, steel skeleton hoisting, aluminum plate installation, glue cleaning and inspection, this construction technology greatly reduces the measurement workload, reduces the possibility of measurement error occurrence, and this construction technology is by crane and aerial vehicle (straight arm vehicle or curved arm vehicle) cooperation construction, avoid the limitations of traditional measures basket or scaffold construction, reduce the time of high-altitude operation, at the same time, it is favorable to the management of welding fire prevention and fire connection work, welding fume purifier is placed conveniently, can effectively purify the smoke generated by welding, effectively solve the environmental protection problem, reduce construction cost.

This utility model discloses a casing follow-up device for drilled piles in karst geological conditions, including symmetrically arranged I-beam rails and a moving mechanism located on them. Based on feedback from an electronic level, the lower seat is adjusted to a horizontal state via independently controlled lower hydraulic cylinders. The casing is then lifted by a crane to the center above the upper seat and inserted. A lower clamping mechanism holds the casing, while an upper hydraulic cylinder controls the upper seat to rise. The upper clamping mechanism holds the casing, and the lower clamping mechanism releases it. The upper and lower clamping mechanisms work alternately, with the upper hydraulic cylinder controlling the casing's descent. During casing docking, a servo motor controls the casing's rotation through the meshing of a drive gear and a gear ring seat, ensuring precise docking of the upper and lower casings. After casing construction at one station is completed, the wheel-driven vehicle moves along the I-beam rails to the next station, repeating the above construction process to complete the casing construction.

This utility model provides a circular portal steel beam transport and erection integrated vehicle, belonging to the technical field of integrated transport and erection vehicles. It includes a chassis and wheels mounted at the bottom of the chassis. A circular steel frame placement frame is mounted on the top of the chassis, and two transverse guide rails are mounted on the top of the circular steel frame placement frame. A transverse moving block is slidably connected to each transverse guide rail. Two longitudinal guide rails are arranged between the two transverse moving blocks, and lifting components are slidably connected to the two longitudinal guide rails. This equipment can transport and erect multiple steel structure frames at once, greatly shortening the construction period and reducing the risks of crane operations at height. Besides the telescopic columns and auxiliary wheels that expand the support surface and improve stability, all installation operations are performed above the circular steel frame placement frame and within a 50cm height range. Even in the event of an emergency, the circular steel frame cannot tip over to the ground. The arc-shaped support frame provides full-process safety protection during construction.

The utility model discloses a kind of driving structure of pneumatic monorail crane, include track, drive frame, rack, driving component and brake component, wherein, track both sides are equipped with sliding groove, top surface fixed rack, support roller on drive frame is embedded in sliding groove, in addition, each group of rack is equipped with a set of driving component, including pneumatic motor, speed reducer, worm worm wheel and walking gear, pneumatic motor power is transmitted to worm through speed reducer, worm drives worm wheel, worm wheel drives walking gear and rack meshing, realizes rack linear motion, brake component contains brake cylinder, brake shoe and spring, cylinder pushes brake arm to make brake shoe clamping tight track brake, spring reset releases brake, enhance safety and stability, the design combines gear rack antiskid, self-locking anti-falling and double brake, suitable for high stability requirement crane scene.

The invention relates to the technical field of building hoisting equipment, and particularly provides a movable crane for mounting super-large building blocks. Comprising a vehicle body rack, a power system, a guide assembly, two side supports and an extension rail. A center rail is horizontally fixed to the top end of the vehicle body rack. The power system is assembled on the vehicle body rack; the guide assembly is slidably mounted on the central track; the two side supports are symmetrically installed on the two sides of the vehicle body rack. Each side support comprises a telescopic pull rod hinged to the vehicle body rack and a supporting table hinged to the telescopic end of the telescopic pull rod. One or more extension rails can be spliced, and the extension rails are butted between the supporting table and the central rail; the crane provided by the invention can be flexibly switched into a single-point hoisting mode, a multi-point hoisting mode or an auxiliary transfer mode according to a construction state and a corresponding hoisting material, has the advantages of being simple in structure, convenient to assemble, convenient to switch and the like, is convenient for efficient and flexible construction operation, and can reduce the manual operation intensity.

The utility model discloses a forklift and crane dual-purpose road barrier and road traffic stone clamp which comprises a clamp body, a carrying plate is arranged at the top of the clamp body, a hoisting hole is formed in the top of the center of the carrying plate, and a lifting hook is arranged in the hoisting hole. Insertion holes facilitating insertion of two pallet forks of a forklift are symmetrically formed in the positions, corresponding to the two sides of the hoisting hole, of the carrying plate. The lifting hole and the two symmetrical inserting holes are formed in the carrying plate of the clamp, the inserting cylinders are arranged in the inserting holes, and therefore the clamp can be suitable for carrying operation of a crane and a forklift at the same time, the clamp can be suitable for different operation environments, great convenience is brought to use of the clamp, and due to the arrangement of the inserting cylinders, the clamping efficiency is greatly improved. The contact area of the lifting appliance and the pallet fork on the forklift is increased, the pallet fork and the lifting appliance can be effectively prevented from slipping off by matching with the positioning assembly, and the safety of construction operation is improved.

The present application relates to a kind of steam pipe rotary dryer equipment hoisting construction method in narrow space, first to the foundation of construction area is handled;First crane station is placed to the one end of two equipment foundations and close to equipment foundation edge;Second crane is on standby on the other end outside equipment foundation;Transport vehicle carrying steam pipe rotary dryer equipment enters transport passage;After steam pipe rotary dryer equipment is transported to specified position, second crane is station to the back of steam pipe rotary dryer equipment;First crane and second crane are hung simultaneously and steam pipe rotary dryer equipment is partially lifted, and transport vehicle exits;After equipment is lifted to installation height, first crane and second crane are coordinated to go to car, and equipment is hoisted to installation position directly above, two cranes are respectively dropped hook, and equipment installation is carried out.The present application improves the safety and construction efficiency of equipment hoisting by reasonable planning crane station and walking route.

The application discloses a kind of temporary advance support equipment of repeated support-free recovery roadway, and the temporary advance support equipment of repeated support-free recovery roadway includes several groups of laterally telescopic door type support and slide rail steel frame, support transport vehicle, support auxiliary crane;The several groups of door type support are sequentially arranged side by side along the length direction of recovery roadway, and slide rail steel frame is arranged in the inboard of door type support, and the two ends of slide rail steel frame are slidably connected with several groups of door type support, and the top of slide rail steel frame is respectively provided with transport vehicle slide rail, crane slide rail, and the length direction of transport vehicle slide rail and crane slide rail is consistent with the arrangement direction of several groups of door type support, and slide rail steel frame is connected with support transport vehicle by transport vehicle slide rail, and slide rail steel frame is connected with support auxiliary crane by crane slide rail.