2622results about How to "Avoid entanglement" patented technology

The invention relates to the technical field of unmanned aerial vehicles, in particular to a mooring unmanned aerial vehicle safety management system which comprises a multi-source data acquisition module, a data fusion and analysis module, an intelligent risk assessment module, a control instruction generation module and an execution mechanism module. The multi-source data acquisition module acquires flight and mooring cable data of the unmanned aerial vehicle by using various sensors, and transmits the flight and mooring cable data to the data fusion and analysis module through a time division multiple access protocol with low packet loss rate and low delay; the intelligent risk assessment module judges a risk level by combining a risk assessment model based on a support vector machine and a Bayesian network algorithm according to the information, and generates prompt information if the risk level exceeds a preset range; the control instruction generation module generates instructions according to a risk prompt and a preset strategy, ranks the instructions and sends the instructions to the execution mechanism module; a flight control system in the execution mechanism module cooperates with a mooring cable electric take-up and pay-off device and the like, real-time adjustment and control over the flight attitude of the unmanned aerial vehicle and the cable state are achieved, and it is ensured that tasks are safely and stably executed in the complex environment.

The invention provides a coal mine underground roadway surrounding rock reinforcement grouting system, and relates to the technical field of coal mining. Comprising a stirring barrel, a grouting pump, a moving frame, a grouting pipe mechanism, a steering mechanism, a grouting pipe length adjusting mechanism, a plugging mechanism and a power mechanism, and an input opening of the grouting pump communicates with the stirring barrel; the grouting pump and the stirring barrel are both arranged on the moving frame; the grouting pipe mechanism communicates with an output port of the grouting pump, and the grouting pipe mechanism is used for grouting the drill hole; the steering mechanism is connected with the grouting pipe mechanism and used for adjusting the angle of the grouting pipe mechanism so that the grouting pipe mechanism can be aligned with the drilled hole. The grouting pipe length adjusting mechanism is connected with the steering mechanism and the grouting pipe mechanism, and the grouting pipe length adjusting mechanism is used for adjusting the length of the grouting pipe mechanism; the periphery of the grouting pipe mechanism is sleeved with the plugging mechanism, and the plugging mechanism is used for plugging a drill hole when grouting is conducted on the interior of the drill hole through the grouting pipe mechanism; and the power mechanism is connected with the grouting pipe length adjusting mechanism.

The invention discloses corner cutting equipment with a positioning structure for solar frame machining, and relates to the technical field of solar frame corner cutting. The top of a support is fixedly connected with a corner cutting component, the axis of the top of the support is fixedly connected with a collecting component, and the two sides of the top of the support are fixedly connected with conveying components; the side face of the positioning component is fixedly connected with the support, the corner cutting component comprises a fixing frame, the side face of the fixing frame is fixedly connected with a first motor, and the inner side of the fixing frame is rotationally connected with a lead screw. The solar frame is limited and guided through the limiting mechanism, the electric hydraulic cylinder is opened, the positioning plate is driven to abut against the solar frame through the output end of the electric hydraulic cylinder, and therefore the position of the solar frame is limited and fixed, and the solar frame is cut through the corner cutting component.

The invention discloses an optical fiber winding detection method and device, and the method comprises the steps: obtaining an optical pulse transmission signal transmitted by an optical time domain reflectometer to a to-be-detected optical fiber, and receiving a reflected optical pulse reflection signal; respectively carrying out signal waveform feature extraction on the optical pulse transmission signal and the optical pulse reflection signal to obtain a transmission signal waveform semantic feature map and a reflection signal waveform semantic feature map; processing the transmitted signal waveform semantic feature map and the reflected signal waveform semantic feature map to obtain a transmitted signal waveform semantic saliency feature map and a reflected signal waveform semantic saliency feature map; performing nonlinear correlation interaction processing on the transmitted signal waveform semantic saliency feature map and the reflected signal waveform semantic saliency feature map to obtain a transmitted signal-reflected signal waveform semantic correlation feature map; the classifier outputs an optical fiber winding identification result according to the transmitted signal-reflected signal waveform semantic association feature map; the method can improve the accuracy of optical fiber winding identification.

The invention discloses a traction winding device and method based on copper wire production, and relates to the technical field of copper wire production. The copper wire winding device comprises a winding box used for winding copper wires, and further comprises an adjusting unit which comprises a wire inlet assembly, a driven assembly and an adjusting assembly; and the traction winding unit is arranged on the winding box and used for achieving automatic winding and orderly arrangement of the copper wires and comprises a winding assembly and an arrangement assembly, the winding assembly is used for achieving automatic winding of the copper wires, and the arrangement assembly is used for adjusting the winding positions of the copper wires in the winding process and achieving orderly winding of the copper wires without stacking. The copper wire winding device has the advantages that the winding tension degree of the copper wire can be automatically adjusted according to the curling degree of the copper wire and the winding pressure applied to the copper wire during winding, rapid change of tension of the copper wire during winding is avoided, the winding safety is high, meanwhile, the winding position of the copper wire can be flexibly changed, and the winding efficiency is improved. And arrangement is more uniform and orderly during winding, and the winding effect is better.

The invention relates to the technical field of smart home, and provides an obstacle avoidance processing method of cleaning equipment, the cleaning equipment, a cleaning system, a computer readable storage medium and electronic device.The obstacle avoidance processing method of the cleaning equipment comprises the steps that the surrounding environment of the cleaning equipment is detected through an obstacle sensor; generating a low obstacle map corresponding to the surrounding environment; the low obstacle map is at least used for indicating the boundary contour of a low obstacle in the surrounding environment; determining an obstacle avoidance path for the low obstacle according to the boundary contour of the low obstacle in the surrounding environment; and when the cleaning equipment is close to the low obstacle, the cleaning equipment moves along the obstacle avoidance path. According to the obstacle avoidance processing method of the cleaning equipment, smooth obstacle avoidance for low obstacles can be realized.

The present invention belongs to the technical field of pipeline repair devices, and specifically relates to an automated fiber winding device for repairing defective pipelines. The present invention includes two sets of fixing mechanisms arranged relatively to clamp defective pipelines, a fiber winding device arranged between the two fixing mechanisms, and a connecting device arranged on the two fixing mechanisms to connect the fixing mechanisms and the fiber winding device; the fixing mechanisms and the fiber winding device are both provided with a C-shaped cavity for accommodating the defective pipeline, and when installed on the defective pipeline, the corresponding opening directions of the C-shaped cavities on the fixing mechanisms and the fiber winding device are consistent; when winding fibers around the defective pipeline, the fiber winding device slides on the connecting device along the axial direction of the pipeline. The fiber winding device can be arranged above, on the side, and below the pipeline for fiber winding work, and occupies less space, which solves the problem in the prior art that the fiber winding device cannot be placed on the side of the narrow space where the pipeline is located, thereby failing to repair the pipeline in the narrow space.

The invention relates to the technical field of ship propellers, and discloses a ship propeller and a control method thereof, and the ship propeller comprises a base, a main rod seat, a steering driving mechanism, a main rod, a lifting driving mechanism, a lifting transmission wheel and a lifting power mechanism. The base is used for being connected with a ship body, the main rod base is rotationally connected with the base, and the steering driving mechanism is fixedly arranged on the base and used for driving the main rod base to rotate relative to the base. The main rod is in sliding connection with the main rod base and can slide in the axial direction of the main rod base relative to the main rod base. The lifting driving mechanism is fixedly arranged on the main rod base and used for driving the main rod to slide relative to the main rod base. The lifting transmission wheel is rotationally arranged on the circumferential face of the main rod base and is in transmission connection with the input end of the lifting driving mechanism. The lifting power mechanism is fixedly arranged on the base, the output end is in transmission connection with the lifting transmission wheel, and the lifting power mechanism is used for providing power for the lifting driving mechanism. According to the propeller, the cable of the lifting power mechanism can be prevented from being wound on the main rod, and the reliability of the propeller can be improved.

The invention provides sodium-ion battery positive electrode slurry, a positive electrode plate, a preparation method of the positive electrode plate and a sodium-ion battery, and relates to the technical field of sodium-ion batteries, the sodium-ion battery positive electrode slurry comprises a positive electrode active material, a conductive agent, a binder, a composite dispersant and a solvent; the composite dispersing agent is a product formed by mechanically mixing an ionic dispersing agent and a polyoxyethylene ether nonionic dispersing agent or a compound formed by chemically reacting the ionic dispersing agent and the polyoxyethylene ether nonionic dispersing agent, and the ionic dispersing agent is polyacrylic acid and a derivative thereof; and the positive electrode active material is a polyanion material. According to the positive electrode slurry disclosed by the invention, the ionic dispersant of polyacrylic acid and a derivative thereof and the polyoxyethylene ether nonionic dispersant are compounded for use, so that the positive electrode slurry has good dispersity and stability, the provided positive electrode slurry is good in dispersity, the resistance of a positive electrode plate is low, and the cycle performance of the sodium ion battery is excellent.

The utility model provides a medical pipeline arrangement device. The medical pipeline arrangement device comprises a fixing mechanism and a connecting mechanism. The fixing mechanism comprises connecting blocks and fixing buckles, the connecting blocks are distributed at equal intervals and arranged in a strip shape, and the fixing buckles are fixedly connected to one sides of the connecting blocks; the connecting mechanism comprises a fixing plate, one side of the fixing plate is fixedly connected with a first limiting plate and a second limiting plate, a screw penetrates through one side of the first limiting plate, and one end of the screw penetrates through the connecting block; the connecting blocks are arranged to be matched with the fixing buckles to fix the extension pipes of the micropump, the extension pipes are arranged through the multiple sets of connecting blocks, the extension pipes are prevented from being wound, and medicine in the extension pipes can be conveniently identified and distinguished through the transparent identification plate matched with color paper; the screw is arranged to drive a single connecting block to move, other connecting blocks can freely slide, the distance between the connecting blocks can be conveniently adjusted according to requirements, and winding caused by too small distance between extension pipes is prevented.

The invention relates to the field of marine surveying and mapping, in particular to a marine surveying and mapping positioning device which comprises a bearing plate, a waterproof cover is mounted at the top end of the bearing plate, and one end of a rotating rod penetrates through the rear side wall of the inner top wall of a first cavity and is fixedly connected with a plurality of spiral blades at equal angles. And a positioning assembly is installed in the second cavity, a crushing assembly is installed on the side wall of the rotating rod, and a repairing assembly is installed on the side wall of the spiral blade. The positioning assembly is arranged, a motor works to drive a rotating rod and a spiral blade to rotate, thrust generated by rotation of the spiral blade is utilized to drive the device to move towards the seabed, the spiral blade pushes the device to move downwards, the device dives in the vertical direction to a great extent, displacement of the surveying and mapping device under the action of seawater flow is avoided, and the surveying and mapping efficiency is improved. Therefore, the device can be prepared to be put into the surveying and mapping range, and the practicability of the device is improved.

The invention relates to the field of machining equipment, in particular to numerical control tool surface turning finish machining equipment which comprises a clamp, a tool bar is fixedly clamped on the clamp, a turning tool is fixedly mounted at the left end of the tool bar, a mounting plate is fixedly mounted on the front side of the clamp, and a shielding mechanism used for protecting the turning tool is arranged on the mounting plate. The turning tool is shielded and protected through the shielding cover, so that the situation that the turning tool vibrates due to the fact that chips generated when a workpiece rotates and rolls up collide with the turning tool is prevented, the cutting precision of the inner surface of a deep hole is guaranteed, the shielding cover and the tool bar can be connected together through the connecting assembly, and the working efficiency is improved. The stability of the tool bar is improved through the shielding cover, vibration can be absorbed through a rubber pad in the connecting assembly, vibration generated when chippings impact on the shielding cover is prevented from being transmitted to the tool bar, the stability of the tool bar and the turning tool is further guaranteed, and the turning precision is improved.

The invention discloses an intelligent welding device for automobile parts, and relates to the technical field of welding. To solve efficiency problems; the device specifically comprises a supporting column, the outer wall of the supporting column is rotationally connected with a first rotating disc, and the inner wall of the first rotating disc is provided with multiple sets of supporting rotating parts in a circular array; a lifting driving part is arranged in the supporting column, a supporting rod is fixedly installed at the moving end of the lifting driving part, a welding gun is detachably arranged at the bottom of the supporting rod, and a first rotating driving assembly used for driving the first rotating disc to rotate is arranged on the inner wall of one side of the supporting column. According to the hub welding device, the first rotating disc is arranged and carries the multiple sets of supporting rotating parts, in the process that one hub is welded through the welding gun, the welded hubs can be discharged at the same time, meanwhile, the vacant supporting rotating parts can be fed, and therefore feeding, welding and discharging in the whole welding process are carried out at the same time in a crossed mode; and the efficiency of the whole welding process is improved.

The invention belongs to the technical field of water treatment, and particularly relates to tank-type ultrafiltration equipment, which comprises an ultrafiltration equipment shell, the hollow pipe is rotationally connected to the inner wall of the ultrafiltration equipment shell through a bearing; the connecting shaft drives the first gear to rotate, the first gear drives the second gear to rotate, the second gear drives the hollow pipe to rotate, the hollow pipe drives the sealing plate to rotate, the sealing plate drives the ultrafiltration membrane and the scraper to rotate, the ultrafiltration membrane is soft in texture, in the rotating process, the ultrafiltration membrane is impacted by water, dirt falls off, and the function of cleaning the ultrafiltration membrane is achieved. The membrane treatment capacity of the ultrafiltration membrane is improved, the service life of the ultrafiltration membrane is prolonged, and the scraper is in contact with the shell of the ultrafiltration equipment to remove dirt on the shell of the ultrafiltration equipment; the second gear rotates to drive the third gear to rotate, the third gear drives the reciprocating lead screw to rotate, the reciprocating lead screw drives the blocking plate to reciprocate, the blocking plate discontinuously leaves the liquid storage box, the cleaning agent in the liquid storage box flows out, the ultrafiltration membrane is cleaned in cooperation with stirring, and the cleaning effect of the ultrafiltration membrane is improved.

The utility model provides a floor brush assembly, cleaning equipment and a cleaning system, and belongs to the technical field of cleaning equipment. The floor brush assembly comprises a shell, a cleaning part and a scraper assembly, the shell comprises a containing cavity, and the cleaning part is arranged in the containing cavity and rotationally connected with the shell. The scraper assembly is connected to the shell, and at least part of the face, facing the cleaning piece, of the scraper assembly is in interference fit with the cleaning piece. A plurality of cutting structures are arranged on the face, away from the cleaning piece, of the scraper assembly and at least used for cutting entanglements located on the cleaning piece. According to the floor brush assembly provided by the invention, the cutting structure is arranged to cut the entanglement on the cleaning part, so that the entanglement is prevented from being wound on the cleaning part, and the problem that the entanglement on an existing floor brush assembly is difficult to clean is solved.

The invention belongs to the technical field of welding mechanical arms, and discloses a multi-shaft welding mechanical arm for chassis forming machining, which comprises a welding mechanical arm body, a wire supply mechanism and a wire feeding mechanism, the wire supply mechanism is installed below the back of the welding mechanical arm body, and the wire feeding mechanism is arranged on the welding mechanical arm body. The wire supply mechanism comprises a wire supply box, the wire supply box is connected with the welding mechanical arm body, a plurality of wire supply bins are arranged in the wire supply box, hexagonal sleeve rods driven by a motor are movably installed in the wire supply bins, the hexagonal sleeve rods are sleeved with wire reels, a dustproof cover is hinged to the upper portion of the wire supply box, and the dustproof cover is hinged to the lower portion of the wire supply box. And one side of the wire supply box is connected with wire feeding hoses I of which the number is the same as that of the wire supply bins. Therefore, welding wires of different models can be automatically replaced, the application range of the multi-axis welding mechanical arm is widened, manual operation is not needed, and the working effect and the wire replacing efficiency of the multi-axis welding mechanical arm are improved.

The invention discloses an automatic take-up and pay-off device for a photoelectric composite cable of a mooring unmanned aerial vehicle, and belongs to the technical field of line take-up and pay-off device.The automatic take-up and pay-off device comprises a mounting base, a wire spool and a tensioning mechanism are rotationally mounted on the mounting base, the tensioning mechanism comprises a supporting frame fixedly connected to the mounting base, and two tensioning wheels arranged oppositely are rotationally mounted on the supporting frame; an elastic piece is arranged on the supporting frame and drives the two tensioning wheels to clamp the cable, so that the cable can pass through the tensioning wheels only under the pulling of the unmanned aerial vehicle; according to the automatic take-up and pay-off device provided by the invention, the two tensioning wheels distributed up and down can clamp a cable through the arranged elastic piece, and when the wire spool is driven to rotate and pay off the cable, due to the fact that the cable is clamped by the two tensioning wheels, even if the pay-off speed of the wire spool is larger than the flight speed of an unmanned aerial vehicle, the cable can be taken up and paid off. And the cable can pass through the two tensioning wheels only by being pulled by the unmanned aerial vehicle, and the excessive released cable can be gathered between the wire spool and the tensioning wheels, so that the cable is prevented from being wound on obstacles on the ground.

The utility model relates to the technical field of feeding, and discloses a powder feeding device. The powder feeding device comprises a base and a first motor, one side of the base is fixedly connected with the first motor, a driving block is arranged in the middle of the first motor, the two ends of the driving block are in shaft connection with a first connecting rod and a second connecting rod respectively, and the other end of the first connecting rod is in shaft connection with a first bag breaking cutter; a first linkage shaft is fixedly connected to the middle of the first bag breaking knife, a second linkage shaft is fixedly connected to the middle of the second bag breaking knife, a first motor drives a driving block to rotate, the first connecting rod and the second connecting rod at the two ends are pushed through the driving block, and the first bag breaking knife is pushed through the first connecting rod; the first connecting rod pushes the first bag breaking knife, the second connecting rod pushes the second bag breaking knife, the first bag breaking knife and the second bag breaking knife move inwards at the same time to make contact with the powder bag, and therefore the powder bag is cut, the workload of workers is reduced, and the working efficiency is improved.

The invention relates to the technical field of monitoring equipment, and particularly discloses anti-interference monitoring equipment for electric power information communication, which comprises a fixed plate, protective shells are rotatably mounted at two ends of the side surface of the fixed plate, and the opposite surfaces of the two protective shells abut against each other. Mounting holes are formed in the corners of the sides, away from the opposite faces, of the ends, close to the fixing plate, of the two protective shells, connecting holes are formed in the inner walls of the mounting holes in the length direction, the mounting holes communicate with the interiors of the protective shells through the connecting holes, and mounting shafts are rotationally mounted on the inner walls of the ends, away from the fixing plate, of the mounting holes; shielding cloth is wound on the outer wall of the mounting shaft, one end of the shielding cloth penetrates through the connecting hole and is provided with a connecting plate, the connecting plate abuts against the inner wall of the protective shell, and a limiting groove is formed in the side face of the connecting plate in the length direction. The limiting plate drives the plurality of shielding cloths to perform protection and magnetic field shielding on the circuit board.

The invention relates to the technical field of electrical cabinets, and discloses an electromagnetic shielding electrical cabinet with an eddy current prevention function, which comprises a cabinet body, a cabinet door is hinged to the front side surface of the cabinet body, a mounting plate is fixedly connected to the rear side surface of the inner wall of the cabinet body, and a mounting frame is fixedly connected to the front side surface of the mounting plate. According to the invention, each wire or a strand of wires is separated by the wire clamping shell, so that the wires are prevented from being wound together, electromagnetic induction generated by magnetic field overlapping is avoided, the wires are prevented from being heated by eddy current, the safety of the wires is improved, the service life of the wires is prolonged, and the wires are bent after the abutting rods abut against the wires. According to the invention, the long part of the electric wire is tightened, the long electric wire is prevented from being wound together, the applicability of the device is improved, the abutting rod is kept stable, the fixing effect of the abutting rod on the electric wire is improved, and the detection probe monitors the loosening and winding conditions of the electric wire in the moving process.

The invention provides an anti-residue bar screen machine, and belongs to the technical field of sewage treatment equipment. Comprising a rack, a motor seat frame is installed on the top of the rack, a motor is installed on the top of the motor seat frame, a water blocking plate is installed at one end of the bottom of the rack, a bottom trash blocking grating is installed on the inner wall of the bottom of the rack, a slag supporting baffle is arranged on the top of the bottom trash blocking grating, and a transmission chain is installed on the inner wall of the rack. A small tooth rake is installed on the inner wall of the transmission chain, and a medium tooth rake is installed on the inner wall of the transmission chain. By arranging the lifting hook assembly and the decontamination adjusting assembly, linear garbage and large plastic garbage with high plasticity are cleaned, garbage accumulation is prevented, machine disabling and damage caused by garbage accumulation are avoided, the number of times of secondary cleaning is reduced, manpower is saved, the operation cost is reduced, the service life of the machine is prolonged, and the working efficiency is improved. And meanwhile, the efficient and rapid cleaning effect of the machine is improved.

The invention discloses a full-automatic pipe coiling machine. The full-automatic pipe coiling machine comprises a frame, a coiling device, a pipe clamping device and a brake mechanism, the tops of the two sides of the frame are each provided with a support. The reel device comprises a winding drum and a supporting shaft, and a hose is wound on the winding drum; the winding drum is rotationally connected with the two supports through a supporting shaft, and a coil spring is further arranged between the winding drum and the supporting shaft. The pipe clamping device is located on one side of the winding drum and used for controlling the winding drum to rotate or be fixed. The brake mechanism is located on the other side of the winding drum and used for controlling the rotating speed of the winding drum. The device is simple in structure, convenient and rapid to operate, capable of achieving rapid inflation operation in a limited deck space, capable of automatically recycling the inflation hose after inflation operation is completed, small in size and small in occupied space, and interference of disordered decks on other operations is avoided.

The utility model discloses a blanking device for an ammeter withstand voltage tester, which relates to the technical field of instrument production and comprises a support table, a transportation unit, a baffle and a detection unit. The supporting tables are of two parallel table-shaped structures, and the four corners of the lower ends of the two supporting tables are fixedly connected with the upper ends of the four supporting legs correspondingly. The conveying unit comprises a conveying belt, a bottom plate, a material blocking air cylinder, a detection probe and a positioning assembly, the conveying belt is arranged between the supporting tables, the upper ends of the inner surfaces of the supporting legs are fixedly connected with the four corners of the bottom plate correspondingly, and the upper end of the bottom plate is fixedly connected with the lower end of the material blocking air cylinder; the right end of the inner surface of the baffle is fixedly connected with two corresponding detection probes, and the positioning assembly is installed at the upper end of the conveying belt. According to the discharging device for the electric meter withstand voltage tester, the connecting wires can be controlled through the reset rod, the connecting wires are prevented from being wound together, the electric meters are automatically classified and discharged, and manpower and material resources are reduced.

The invention discloses an electric power ring main unit equipment operation monitoring device, and relates to the technical field of electric power ring main unit monitoring, and the device comprises a housing, the bottom of the inner wall of the housing is fixedly provided with a sliding rail, the inner wall of the sliding rail is slidably provided with a sliding block, and the top of the sliding block is fixedly provided with monitoring equipment; the device comprises a housing, a convenient installation device, the convenient installation device is arranged in the housing, the convenient installation device comprises a fixed rod, an elastic telescopic block, a pull rod, a sliding plate, a rotating plate, a limiting plate, a protective shell, a sliding block, a connecting plate, a trapezoidal block, an elastic telescopic plate and a fixed plate, and the monitoring equipment is in butt joint with the sliding block, so that the sliding block slides towards the interior of the housing along a sliding rail; the sliding block can drive the fixing rod to move towards the interior of the shell in the moving process, the fixing rod is fixedly installed on the surface of the sliding block, the pull rod is limited through the rotating plate, the pull rod does not need to be pulled by hands all the time, and a user can disassemble the equipment conveniently.

The utility model discloses an automatic carrying device for electric power engineering materials, which belongs to the technical field of automatic carrying devices and comprises a cart and connecting plates, the upper surface of the cart is fixedly connected with the connecting plates, and a cable fixing component is arranged between the connecting plates. A cable winding and unwinding assembly is arranged on the outer surface of the connecting plate. A cable roll can be fixed through mutual cooperation of the driving motor, the arc-shaped clamping plate, the two-way lead screw, the sleeve and the sliding rod, the fixed cable roll is easily moved to a needed working position through the cart, carrying operation of the cable roll is greatly facilitated, the cable roll releases a cable through mutual cooperation of a circular groove in the arc-shaped clamping plate and a rolling shaft, and the cable roll is convenient to use. Therefore, friction between the cable and the arc-shaped clamping plate is reduced, the cable releasing process is smoother, the cable is effectively prevented from being wound and knotted, and the problem that a traditional fixing assembly cannot smoothly release the cable when fixing a cable roll is solved.

The utility model relates to the field of chargers, in particular to a charger with a winding mechanism. The technical problems that a charging wire of an existing charger usually needs to be frequently plugged and pulled out of the charger and carried, in the charging wire carrying process, the charging wire is inconvenient to wind and store evenly, the charging wire is prone to bending and stretching, the charging wire is damaged and broken, and the service life and the charging effect of the charging wire are affected are solved. According to the technical scheme, the charger with the winding mechanism comprises a shell, a rolling assembly, a limiting assembly, a fixing assembly and a plug; a plurality of groups of partition plates are adopted to separate charging wires for winding, so that the charging wires are kept tidy and orderly in the winding process, the winding distance of the charging wires is consistent, the situation of excessive winding or too tight winding is avoided, winding and entanglement between the charging wires are effectively prevented, the winding process is more stable, and the winding efficiency of the charging wires is improved. And the inconvenience in use and the damage risk caused by winding of the charging wire are reduced.

The invention discloses a fluid driving device, a control device and a transcatheter ventricular assist device.The fluid driving device is used for driving fluid in a flushing pipeline to enter an interventional instrument, and the flushing pipeline comprises pipeline branches; the fluid driving device comprises a placement area, and the placement area is provided with at least three installation positions arranged in the first axial direction. The pipeline branches sequentially penetrate through the at least three mounting positions according to the sequence that inlets and outlets of the adjacent mounting positions are connected, and an outlet of one of the adjacent mounting positions and an inlet of the other mounting position are distributed on the same side of the second axial direction; the first axial direction intersects with the second axial direction; the number of the pipeline branches and the number of the containing areas are both multiple, at least part of the pipeline branches correspond to the multiple containing areas in a one-to-one mode, the multiple containing areas are arranged in the second axial direction, and each pipeline branch corresponding to the corresponding containing area is in an S-shaped wavy curve bent shape in the corresponding containing area. In this way, an operator can conveniently install the flushing pipeline, and the installation error rate of the flushing pipeline is reduced.

The invention discloses a damping mechanism, a sonar with the damping mechanism and a damping method of the sonar, and relates to the technical field of underwater detection.The sonar comprises a sonar body, a watertight compartment, a driving mechanism and an overturning cover, the driving mechanism is arranged at the top of the watertight compartment, and the overturning cover is arranged on the driving mechanism; the driven end of the turnover cover is rotatably installed in the watertight compartment and is drivingly connected to the driving mechanism, the sonar body is assembled at the assembling end of the turnover cover, and when the turnover cover is driven to turn over in the direction of covering the bottom opening of the watertight compartment, the turnover cover enables the sonar body to be contained in a compartment cavity of the watertight compartment, and the sonar body is driven by the turnover cover to be driven to rotate in the direction of covering the bottom opening of the watertight compartment. When the turnover cover is driven to turn over in the direction of opening the bottom opening of the watertight compartment, the turnover cover enables the sonar body to be suspended below the watertight compartment, in this way, the sonar can be in a recovery state and a detection state, when the sonar is in the recovery state, the sonar body is hidden and protected, and when the sonar is in the detection state, the sonar body is protected. When the sonar is in a detection state, the sonar is used for underwater detection.

The invention discloses a remote environmental protection law enforcement water quality detection robot, and relates to the technical field of water quality detection, the remote environmental protection law enforcement water quality detection robot comprises a main body mechanism, the main body mechanism comprises a base body, a battery is installed in the base body, a control module is installed in the base body, a camera is installed in the base body, and a frame is installed on the outer side of the base body; a lighting module is installed on the frame, and a sensor module is installed on the frame. According to the remote environment-friendly law enforcement water quality detection robot, a driving motor is started to drive a rotating shaft and fan blades to rotate so as to push the whole water quality detection robot to move underwater, and meanwhile, the rotating shaft drives a second mounting ring and a second blade which are fixedly connected with the outer side of the rotating shaft to rotate; and through mutual cooperation of the rotating second cutter and the fixed first cutter, algae can be cut off, and the situation that the algae are wound on the rotating shaft, and then the propelling efficiency of the water quality detection robot is affected is prevented.

The utility model relates to a taro harvester which comprises a vehicle body, a dasheen harvester body, a dasheen harvester body and a dasheen harvester body. The knife grinding roller mechanism comprises a roller, the roller is located in front of the digging shovel, the width of the roller is matched with the width of the digging shovel, a plurality of knife grinding tools are arranged on the surface of the roller in an array mode, each knife grinding tool comprises an extending part and a hook part, one end of each extending part is connected to the surface of the roller, the other end of each extending part is connected with the hook part, and the extending part is connected with the roller. The hook part is twisted from the extension part to one side; the conveying mechanism is obliquely connected to the rear end of the digging shovel; and the vibration mechanism is located at the rear end of the conveying mechanism. According to the taro harvester, in the rotary advancing process of the taro harvester, the multiple grinding knives on the roller are used for conducting multi-section type segmentation on taro vines on the ground, the vines are prevented from being wound on the vehicle body, the hook part can turn and plane the surface layer of soil, the digging resistance of the digging shovel is reduced, and the taro receiving efficiency is improved.