516results about How to "Reduce work intensity" patented technology

The invention discloses a full-automatic interval shifting mechanism which comprises a bottom plate. A rodless air cylinder is fixed to the bottom plate. A carrying plate is fixed to a sliding block of the rodless air cylinder. A sliding rail is fixed to one side of the carrying plate. The sliding block is inserted on the sliding rail in a sleeving manner and fixed to the bottom face of a stirring paw installation plate. A pushing air cylinder is fixed to the other side of the carrying plate. The end of a push rod of the pushing air cylinder is fixed to a connecting part of the bottom face of the stirring paw installation plate. A proximity switch is arranged on the rear part of the carrying plate and corresponds to the rear side wall of the carrying plate. A plurality of stirring paws are fixed to the top face of the stirring paw installation plate. A transverse sliding rail is fixed to the bottom plate. A transverse sliding block is fixed to the carrying plate and inserted on the transverse sliding rail in a sleeving manner. An induction piece is fixed to the bottom face of the stirring paw installation plate. Two photoelectric sensors are fixed to the parts, close to the left side and the right side, of the bottom plate and correspond to the induction piece. The full-automatic interval shifting mechanism can automatically move a product machined at one position to a station at another position to be machined, and thus the manual cost and the working intensity are lowered.

The utility model provides a jaw crusher which comprises a base, a crusher body is arranged on the base through a support, a support stretching across the upper side of the crusher body is arranged on the base, a feeding box is vertically arranged on the support in a vibrating mode, the lower end of the feeding box is in a contractive prismatic table shape, a feeding port is formed in the top of the feeding box, and a discharging barrel is arranged at the bottom of the feeding box. And a control valve is arranged on the discharging barrel. According to the jaw crusher disclosed by the utility model, not only can the basic requirement of crushing and processing materials be met, but also the feeding amount can be automatically controlled, the workload of workers is reduced, and the overall efficiency of crushing and processing the materials is improved.

The invention discloses a multipurpose fructus aurantii picking machine. The multipurpose fructus aurantii picking machine comprises a picking mechanism, a lifting mechanism and a transportation control mechanism, the picking mechanism is connected to the surface of an upper bottom plate of the lifting mechanism, and the lifting mechanism is detachably arranged on the surface of a bearing platform at the front end of the transportation control mechanism; the picking mechanism comprises a handheld moving rod, a collecting sub-mechanism, a camera shooting sub-mechanism and a rotary connecting sub-mechanism; the lifting mechanism comprises an upper bottom plate, a lower bottom plate, a connecting assembly and an air cylinder assembly. The transportation control mechanism comprises a front end bearing platform, a transportation platform, a collecting basket, a displayer, a control table, an air source assembly, a seat, a pneumatic foot switch, a storage battery and a power chassis. The fructus aurantii picking machine solves the technical problems that in the prior art, a fructus aurantii picking machine is single in function, low in picking efficiency and frequent in missing picking.

This invention provides an automatic winding and tape-applying device and method for automotive side curtain airbags. The device includes a loading table, an airbag winding mechanism for winding the airbags, an airbag folding mechanism for folding the airbags, and a tape-applying mechanism for applying tape to the airbags. This device can quickly fold, wind, and apply tape to the loaded airbags. The device automates the winding and tape-applying processes, requiring only loading and unloading personnel, significantly reducing workload and worker requirements, thus improving product quality stability.

The invention relates to the technical field of manipulators, in particular to mechanical manipulator equipment for boarding box product building and a method thereof.The mechanical manipulator equipment for boarding box product building comprises a building conveying table used for conveying a boarding box, and the building conveying table is used for conveying the boarding box; building of the coaming box is completed on the building conveying table, and a mechanical arm staddle is fixedly arranged on the building conveying table; the invention further relates to a working method of the mechanical manipulator equipment for boarding box product construction, and the working method comprises the following steps that firstly, a folded boarding box is conveyed; step 2, adsorption of the foldable coaming; thirdly, the foldable coaming is unfolded; fourthly, the foldable coaming is released; and fifthly, the coaming box is conveyed.

The application relates to a multipurpose lithium electric wrench and relates to the technical field of railway track operation, which comprises a wrench shell, one side of the wrench shell is formed with an operation opening, and the wrench shell is internally provided with: a conversion assembly, which is used for mounting different drill bits or conversion heads; a pushing assembly, which is used for pushing the drill bit or the conversion head on the conversion assembly to the side close to the operation opening; and a clamping assembly, which is used for clamping one end of a bolt or a nut, and the clamping assembly can also clamp different drill bits or conversion heads pushed from the conversion assembly to the side of the operation opening. The application can tighten or loosen different types of bolts and nuts without manually replacing the conversion head or the drill bit during use, in addition, the application can clean the aged bolt, the nut or the corroded track surface, so that the bolt and the nut can be separated from the workpiece, the working strength of the staff is reduced, and the working efficiency is improved.

The utility model relates to finger flexor tendon rehabilitation auxiliary equipment, and relates to the technical field of rehabilitation. The finger flexor tendon rehabilitation auxiliary apparatus comprises a seat body and a fingerstall assembly. A sliding groove is formed in the base body. The fingerstall assembly comprises a sliding piece and a belt body, and the sliding piece is slidably installed in the sliding groove; two limiting pieces are arranged on the face, away from the sliding groove, of the sliding piece in a spaced mode. The belt body sequentially penetrates through the two limiting pieces, a cavity is formed between the two limiting pieces, and the belt body and the limiting pieces can be relatively fixed. When the finger flexor tendon rehabilitation auxiliary equipment is used, training can be carried out according to different positions of different fingers of a patient, the limiting and fixing of the equipment on the fingers in the training process are reliable, and the position fixing is accurate. A therapist does not need to carry out auxiliary treatment on a patient, the work intensity of the therapist is reduced, and the risk that the therapist suffers from related hand occupational diseases is also reduced.

This utility model relates to the field of anti-sludge base technology and discloses a CFD anti-sludge base with a shock-absorbing structure, including a sewage pump body. A support mechanism is provided at the bottom of the sewage pump body, and a fixing mechanism is provided on the outside of the support mechanism. The support mechanism includes a base assembly and a support assembly. The base assembly is located at the bottom of the sewage pump body, and the support assembly is located within the inner ring of the base assembly. This CFD anti-sludge base with a shock-absorbing structure, through the provided support mechanism, uses a support ring to support the sewage pump body via a rubber gasket and a retainer. When the retainer is subjected to force, it compresses the rubber gasket downwards, causing deformation and improving the fit between the retainer and the rubber gasket. This enhances the stability of the sewage pump body after it is fixed within the conical base. The flexible connection between the rubber gasket and the retainer, by improving the fit after fixing, avoids gaps and indirectly achieves a shock-absorbing effect.

This utility model discloses a chassis protection frame in the field of personal mobility scooter technology, including a chassis, a mounting frame on the underside of the chassis, a mounting groove on the outer side of the mounting frame, multiple sets of protective frames inside the mounting groove, two sets of positioning blocks fixedly mounted on the upper side of each set of protective frames, and two positioning grooves for mating the positioning blocks on the upper side of the mounting groove. The positioning blocks are movably inserted into the positioning grooves. Mounting holes are provided through the outer sides of the mounting frame and positioning blocks, and fixing rods are movably inserted into the inner side of the mounting holes. The outer sides of the fixing rods, located on both sides of the mounting frame, are provided with threaded surfaces, and locking nuts are threaded onto the outer sides of both sets of threaded surfaces. This utility model, through its simple installation structure, facilitates the assembly and disassembly of the protective frame, improves the ease of installation and disassembly, reduces workload, and increases work efficiency. Furthermore, it allows for easy replacement of damaged parts, effectively reducing maintenance costs and avoiding resource waste. Its practical effect is excellent and worthy of promotion and use in the current market.

The utility model provides a kind of inductive optical fiber seat for LED spectrometer feed disc, including mounting seat, the side of mounting seat is equipped with the fixed portion that can be fixed with feed disc, the bottom of mounting seat is equipped with the installation slot for accommodating optical cable and sealing material, and the side of mounting seat is equipped with at least one optical fiber hole being communicated with the installation slot. The utility model is equipped with the installation slot for accommodating optical cable and sealing material in mounting seat bottom, when assembling, optical cable and optical fiber root can be integrally filled with sealing material, so that the sensing surface of mounting seat towards material forms a smooth, no groove surface. Dust accumulation structure dead angle is fundamentally eliminated, effectively preventing dust from blocking optical fiber hole. Compared with prior art, the present scheme does not need frequent shutdown cleaning, greatly reduces the work intensity of operating personnel, ensures the stability of feed, significantly improves the production efficiency of equipment.

This utility model relates to the field of poultry farming technology and discloses an automatically cleaning chicken feed trough, including a fixed base. A cleaning component is provided at the middle of the fixed base, and the cleaning component includes a feed trough located at the middle of the fixed base. The feed trough has a water trough and a feed trough arranged sequentially from the inside to the outside. A rotating rod is located at the middle of the upper end of the feed trough. When a first motor is started, the mounting rod drives a cleaning plate to rotate circumferentially along the inner walls of the water trough and feed trough. Because the cleaning plate is in contact with the inner walls of the water trough and feed trough, it can clean these surfaces. When the cleaning plate passes the upper end of the discharge port, residual feed and debris in the feed trough fall out through the discharge port, thus automatically cleaning the feed trough without manual intervention, reducing worker workload and increasing cleaning efficiency.

The utility model discloses an SIM card tray detection device which comprises a workbench, two supporting plates are fixedly connected to the top of the workbench, two rotating rollers are rotationally connected between the two supporting plates, a conveying belt is arranged on the outer sides of the two rotating rollers, and a plurality of fixing seats are fixedly connected to the outer side of the conveying belt at equal intervals. The beneficial effects of the utility model are that: it is novel in structure, simple to operate, easy to master, not only compact in structure, but also stronger in practicality, and more convenient to use. Compared with a traditional device, by arranging the fixing base, the rotating shaft, the electromagnet, the magnet, the connecting rod, the clamping base, a first spring, a touch switch, a gear ring, a touch rod and a rack, the electromagnet can be controlled to be powered on by triggering the touch switch after the fixing base moves to the clamping position, then the touch switch generates repulsive force on the magnet, and the clamping effect is achieved. In this way, the first spring is compressed and the clamping seat is driven to clamp the SIM card support.

The invention relates to the technical field of boiler combustion control, in particular to a boiler intelligent combustion precise air distribution online monitoring system which comprises a combustion state sensing module, a combustion state sensing module, an execution adjusting module, an online monitoring feedback module and a data storage and visualization module. According to the boiler intelligent combustion precise air distribution online monitoring system, through fusion of multi-dimensional combustion state perception and a deep learning algorithm, intelligent self-adaptive optimization of an air distribution scheme is achieved, a traditional manual experience adjustment and single parameter control mode is abandoned, and the intelligent combustion precise air distribution online monitoring system is high in practicability. Key information in the combustion process is comprehensively captured by multiple types of sensors such as infrared thermal imaging and flue gas analysis, air volume, air speed and air temperature adjusting instructions of primary air, secondary air and tertiary air are accurately output through data preprocessing and fusion model operation, and complex working conditions such as fuel type change and load fluctuation can be dynamically adapted; real-time decision making and regulation can be completed without manual intervention, and the intelligent level of boiler combustion control is improved.

The invention discloses a laser cutting device for metal lining plate machining, and belongs to the technical field of metal plate cutting. By starting an adjusting assembly, a supporting frame, a supporting wheel and a cleaning assembly are located between two adjacent strip-shaped supporting strips, the supporting frame drives the cleaning assembly and the supporting wheel to vertically move upwards, and in the process, the supporting wheel is driven by the supporting frame to vertically move upwards; two scraping rods in the cleaning assembly can be attached to the opposite faces of the two adjacent strip-shaped supporting strips, the scraping rods are tightly attached to the side walls of the strip-shaped supporting strips through sliding fit of sliding rods and sliding cylinders under the elastic acting force of supporting springs, if waste residues generated by cutting are attached to the side walls of the strip-shaped supporting strips, the waste residues can be scraped away by the scraping rods in real time, and therefore the waste residues are removed. The side, close to the strip-shaped supporting strips, of the scraping rod and the top of the scraping rod are designed in an inclined mode, waste residues can slide down along the inclined face conveniently, the strip-shaped supporting strips are scraped and cleaned reversely in the same way, the traditional manual cleaning mode after shutdown is abandoned, all the strip-shaped supporting strips can be cleaned synchronously, and the purpose of efficient and safe cleaning of the strip-shaped supporting strips is achieved.

The utility model discloses an anchor rod for coal mine reinforcement, and particularly relates to the technical field of anchor rods, the anchor rod comprises a supporting net layer, a transverse supporting piece is arranged at the bottom of the supporting net layer, the transverse supporting piece comprises a top plate, vertical plates are fixed to the bottoms of the two ends of the top plate, a transverse plate is fixed to the bottom of the top plate, and the top plate is connected with a main anchor rod in a penetrating mode. The anchor rod comprises a main anchor rod body and a vertical plate, the vertical plate is connected with an auxiliary anchor rod body in a penetrating mode, the main anchor rod body and the auxiliary anchor rod body each comprise a metal rod body, a pressing plate is arranged at one end of each metal rod body, and the portions, located below the pressing plates, of the metal rod bodies are connected with locking nuts in a threaded mode. Under the simultaneous fixing action of the main anchor rod and the auxiliary anchor rod, the supporting range is expanded, the working intensity of mounting the anchor rods by workers is effectively reduced, the working efficiency of the workers is improved, and the supporting effect is further improved.

The utility model discloses a concrete batching plant for concrete production, including the first fixed frame of rectangle, the vertical setting support leg of four corners of first fixed frame fixedly connected with, the interval fixed connection of first fixed frame inner wall has two batching bins, the horizontal setting rectangle of support leg middle position fixedly connected with the second fixed frame, the baffle of two ends fixed connection of second fixed frame top is provided with the conveyer belt between the inner wall of two baffle two ends, and two conveyer belts respectively opposite two batching bin bottom end's discharge gate setting, be provided with the mixing bin between two conveyer belts, and the mixing bin top is fixedly connected on second fixed frame bottom, and the scraping collection subassembly of two sides of second fixed frame bottom is provided with, and scraping collection subassembly carries out scraping to conveyer belt bottom surface.

The application relates to the technical field of computer-aided engineering and computer-aided design data integration, and discloses a Catia data conversion method and system for CAE preprocessing modeling software, which comprises the following steps: loading a Catia model and traversing a product structure tree to extract parameterized semantic information; converting geometric data into a boundary representation format and detecting defects; automatically repairing serious topological defects by using a deep learning model; constructing a hierarchical intermediate format based on a general digital thread protocol, and associating geometry, semantics and analysis attributes; dynamically adjusting model precision according to simulation types; and exporting a format suitable for CAE software and generating a parameter mapping table. The application can realize lossless conversion of a Catia model to a CAE environment, retain design semantics and parameter association, support precision self-adaptive adjustment of multi-physical field analysis, and significantly improve CAE preprocessing efficiency.

The application discloses a yacht side plate structure and a manufacturing method thereof. The yacht side plate structure comprises an outer side plate and an inner side plate. The bottom end of the outer side plate is connected with a yacht deck. The top end of the outer side plate is provided with a side gutter. The inner side plate is connected between the top end side gutter of the outer side plate and the yacht deck. The outer side plate, the side gutter of the outer side plate, the inner side plate and the yacht deck form a closed side cavity. The inner plate surface of the inner side plate is integrally provided with a reinforcing part. The welding amount is reduced, the surface of the inner side plate is kept flat, and the appearance of the yacht is improved.

The utility model belongs to detection device technical field, concretely relates to a pH value detection system, including the reaction kettle, the reaction kettle middle part is connected with the buffer tank, is provided with the flow pump between the reaction kettle and buffer tank, is provided with the protective liquid entrance, pH probe and thermometer at the buffer tank top, the reaction kettle middle part is linked with buffer tank lower part, buffer tank upper part is linked with the reaction kettle upper part, is provided with the clamping sleeve outside buffer tank, is connected with the steam spray tank at buffer tank lower part, is provided with the circulating air pump at steam spray tank side part, is provided with the cleaning fluid entrance in buffer tank middle part, pH probe and thermometer electric connection have the controller. The utility model carries out the real -time control of reaction process through the controller, can realize the timing cleaning and the programmed operation, need not manual intervention, the degree of automation is high, has reduced the working strength and the security risk of maintenance personnel greatly.

The utility model provides a novel sewage purification environment-friendly structure, which belongs to the technical field of sewage purification and comprises a sewage purification box, a filter plate is slidably inserted into the top of the sewage purification box and divides the inside of the sewage purification box into a first chamber and a second chamber, and the top of the first chamber is communicated with a water inlet. One side of the second chamber is communicated with a water outlet; a scraping plate is arranged in the first cavity in a sliding manner, and a first driving mechanism for driving the scraping plate to slide in the horizontal direction and a second driving mechanism for driving the scraping plate to slide in the vertical direction are arranged on the sewage purification box; a discharge port is formed in one side wall, far away from the filter plate, of the first cavity, and a baffle is arranged in the vertical direction in a limiting and sliding manner and slides to block the discharge port; the first driving mechanism is in transmission fit with the baffle through a transmission piece. And the second driving mechanism can drive the scraping plate to slide towards the baffle, cleaning can be conducted without the help of external tools in the process, and the working intensity of workers is reduced.

The utility model discloses a dustless workshop ceiling structure, including suspender, main keel and vice keel, the top of main keel is equipped with a plurality of quick -mounting jack field, and the bottom of suspender is assembled with the positioning assembly, and the positioning assembly is used for cooperation quick -mounting jack field realizes the locking between suspender and main keel, and the bottom of main keel is equipped with a plurality of quick -mounting sliding slot, and vice keel sliding connection is in quick -mounting sliding slot inside, and the outside of suspender bottom is provided with the stability -maintaining subassembly, and the stability -maintaining subassembly is used for locking the position of vice keel, and the bottom of vice keel is connected with the ceiling board through screw, and the positioning assembly includes guide cylinder, displacement rod, the utility model relates to dustless workshop technical field, the utility model discloses through the structure cooperation of positioning assembly and quick -mounting sliding slot, can under not help screw etc. connecting piece's condition, realizes the quick connection between suspender, main keel and vice keel, effectively alleviated the operation intensity of personnel, and effectively shortened the construction period.

The utility model belongs to the technical field of intake manifolds, and provides an intake manifold device for a compressed air system of a power station, which comprises a steam pocket, a reducer and a branch pipe, two ends of the steam pocket are respectively provided with an air inlet and a water outlet, the reducer comprises a first reducer and a second reducer, the first reducer is connected with the air inlet of the steam pocket, and the second reducer is connected with the water outlet of the steam pocket. One end, far away from the steam pocket, of the second reducer is connected with the drain valve; a plurality of branch pipe connecting ports are uniformly formed in the two sides of the steam pocket, each branch pipe connecting port is communicated with a branch pipe through a branch pipe seat, and one end, far away from the steam pocket, of the branch pipe is connected with a user pipeline through a branch valve. The utility model provides an intake manifold device for a compressed air system of a power station, which can enable all user pipelines of the compressed air system to be arranged in a centralized manner, realize integration, improve the space utilization rate and facilitate the operation of overhaul and maintenance.

The utility model relates to the technical field of polisher equipment, in particular to an automatic feeding and discharging device of a magnetic polisher, which comprises a gantry frame, a feeding manipulator, a discharging manipulator and a magnetic polisher body, the gantry frame is transversely arranged above the magnetic polisher body, and the feeding manipulator and the discharging manipulator are arranged on the gantry frame through moving components. The feeding manipulator is arranged on the magnetic polishing machine body and can axially move above the magnetic polishing machine body, at least one feeding gripper assembly is arranged on the feeding manipulator, at least one discharging gripper assembly is arranged on the discharging manipulator, each feeding gripper assembly comprises an air cylinder buffering mechanism and a first clamping part, and the air cylinder buffering mechanisms are in transmission connection with the first clamping parts. The discharging gripper assembly comprises an electric push rod and a second clamping part, and the electric push rod is arranged on the second clamping part and is in transmission connection with the second clamping part. The air cylinder buffering mechanism and the electric push rod can overcome large magnetic attraction force to achieve automatic feeding and discharging when the material frame is influenced by magnetic force in the magnetic polishing machine, and operation efficiency is improved.

The present application relates to the technical field of detection equipment, and more particularly to a seamless stainless steel pipe welding defect sensing and detection equipment, which comprises a rack, one side of the upper end of the rack is provided with a three-jaw chuck, the other side of the upper end of the rack is fixedly connected with a detection ring seat, one side of the rack is fixedly connected with a fixing frame, the fixing frame is fixedly connected with a feeding assembly, the bottom end of the fixing frame is fixedly connected with a pre-buried seat, a discharging chute is fixedly connected through the middle of the rack, and a material receiving assembly is symmetrically arranged above the discharging chute. Through the feeding assembly, the steel pipe on the ground can be automatically conveyed into the material receiving assembly and fixed by the three-jaw chuck, manual carrying is not needed, the demand for manual carrying is reduced, the work intensity of workers is reduced, and when the feeding assembly is retracted to the reset position, the protective plate on the pre-buried seat can be automatically closed, the workers are prevented from stumbling, the safety is improved, the efficiency is improved, the time is saved, the cost is reduced, and the product quality is steadily improved.

The utility model relates to the technical field of power failure maintenance work of middle-mounted switch cabinets in industrial and mining enterprises, in particular to a maintenance and disassembly device of a middle-mounted medium-voltage switch cabinet, which comprises a transverse pipe, a longitudinal pipe, a rotating assembly, a telescopic assembly, a clamping assembly and a hexagon wrench socket head, the rotating assembly is arranged on the outer side of the transverse pipe, the telescopic assembly is arranged in the transverse pipe, the clamping assembly is arranged at the bottom of the longitudinal pipe, and the hexagon wrench socket head is fixedly arranged on the clamping assembly. By arranging the rotating assembly and the telescopic assembly, extension and shortening of the telescopic rod are achieved, meanwhile, the telescopic rod can be fixed, a user adjusts the length of the telescopic rod according to actual requirements, the labor-saving purpose is achieved, the working intensity of workers is reduced, meanwhile, by arranging the clamping assembly, hexagon wrench socket heads of different specifications are clamped, and the working efficiency is improved.

The utility model relates to a kind of anti-collision wall hole-free fixing device, belong to building construction technical field.The purpose is to provide a kind of anti-collision wall hole-free fixing device for temporarily fixing rod component on anti-collision wall, which is easy to operate and install stable.The following technical scheme is adopted, a kind of anti-collision wall hole-free fixing device, including cross bar, steel pipe and two groups of clamping components, steel pipe is vertically fixed in the middle of cross bar, and the both ends of cross bar are each fixed with a group of clamping components;The clamping component includes top rod and two clamping arms, the upper end of two clamping arms is respectively fixed on the bottom surface of top rod both ends, forms the inverted U-shaped frame buckled on anti-collision wall, and two fastening nuts are fixed on each clamping arm, and each fastening nut is threadedly sleeved with a fastening screw rod, which is jacked on anti-collision wall;Two groups of clamping components are arranged in parallel, and the both ends of cross bar are respectively fixed with the middle part of two top rods.The utility model is used for installing rod component on anti-collision wall.

The utility model discloses a kind of cable fixing clamps for high-voltage outgoing line cabinet, including support;From left to right integrally arranged in the inside of support jack, and jack is through-hole.The utility model is through the design of mechanical linkage, only need staff to rotate worm, can make worm linkage cam to the synchronous position fixing processing of the horizontal orientation of multiple quantity cable, not only reduce the working difficulty and intensity of staff, also improve the efficiency of the synchronous position fixing of multiple quantity cable.By the design of locking function, the angle after worm rotation can be locked, ensure the stability of the position fixing of cam to cable, in addition, through the design of secondary mechanical linkage, when worm linkage cam clamps the horizontal orientation of cable, worm simultaneously linkage clamping plate clamps the vertical orientation of cable, and then make the state that the device carries out double clamping to cable, greatly improve the effect of cable position fixing.

The utility model relates to a boiler flame detection cooling air start-stop control circuit and a boiler flame detection system. The start-stop control circuit comprises a power supply loop, a remote / local switching loop, a fan start loop and a fan stop loop. The power supply loop is respectively connected with the remote / local switching loop, the fan starting loop and the fan stopping loop; the output end of the remote / local switching loop is respectively connected with the fan starting loop and the fan stopping loop; a first control end of the fan starting loop is connected to the remote / local switching loop, a second control end is connected to the remote DCS system, and an output end is connected to the cooling fan; a first control end of the fan shutdown loop is connected to the remote / local switching loop, a second control end is connected to the remote DCS system, and an output end is connected to the cooling fan. The fire detection cooling fan can be started and stopped locally and remotely by the DCS, so that the safety risk of starting the fire detection cooling fan locally by an operator is reduced, and the working efficiency of a production field is improved.

The utility model discloses a pipeline lifting device of a crane. The upper device and the lower device which are separated from each other are arranged, the lower device is connected and lifted by the steel wire rope through the lifting hook system to control the lower device to ascend and descend, and the upper device comprises a fixing frame, a first limiting device, a rotary driving mechanism, a rotary connecting shaft and a second limiting device. The lower device comprises a rotating column, a limiting rod, a supporting frame, a limiting block and a balance beam, when the limiting rod is connected with the first limiting device in a clamped mode, the rotating column and the fixing frame are mutually fixed, the limiting block is connected with the second limiting device in a clamped mode, and the supporting frame and the balance beam are mutually fixed. The rotary driving mechanism drives the rotary connecting shaft to rotate to drive the balance beam to rotate, so that a steel wire rope can be prevented from being wound when the supporting frame is controlled to rotate, steering control over a pipeline fixed to the supporting frame can be achieved by controlling the supporting frame to rotate, the working intensity is reduced, and the working efficiency is improved. And the operation safety is ensured.