65results about How to "Meet different job needs" patented technology

The invention discloses a mounting platform of an unmanned airplane. The mounting platform comprises a gravity center adjustment assembly and a hanging assembly for hanging articles. The gravity center adjustment assembly is connected with a fuselage. The hanging assembly is hung onto the gravity center adjustment assembly. The gravity center adjustment assembly is provided with a plurality of first hanging parts for adjusting the horizontal position of the hanging assembly. The mounting platform is simple in structure and can be applied to the unmanned airplane, wherein the gravity center thereof can be quickly adjusted. Therefore, different articles can be hung onto the hanging assembly. Meanwhile, the mounting platform is good in damping and shock-filtering effect and is particularly suitable for the hanging of heavy articles.

The invention discloses a B / S and C / S architectural pattern based information monitoring and measuring method for tunnels and underground constructions. The method includes the steps of data collection of a mobile intelligent terminal, data processing of a server side, data query and early-warning information reception of the mobile intelligent terminal, and data processing of a PC (personal computer) client side. The mobile intelligent terminal is connected with an instrument in a wired or wireless mode, and test data are collected in real time, stored in the mobile intelligent terminal, and uploaded to the server side immediately through a wireless network; the server side performs data visualization display and early-warning release on the data uploaded by the mobile intelligent terminal; the mobile intelligent terminal inquires the data processed by the server side and receives the early-warning information released by the server side in real time; the PC client side downloads the data uploaded by the mobile intelligent terminal from the server side to process data and output statements. By the method, functions such as timely field data collecting, automatic analyzing and processing and remote monitoring for field monitoring and measuring can be realized in the tunnels and the underground constructions.

The invention provides a high-voltage power transmission line robot. The high-voltage power transmission line robot comprises flexible power wheels which are arranged in pairs and can move along powertransmission cables, power wheel supporting arms and a supporting seat, wherein one end of each power wheel supporting arm is connected with each flexible power wheel; walking arm flexible driving mechanisms are correspondingly arranged on the supporting seat; the other end of each power wheel supporting arm is connected with each walking arm flexible driving mechanism and is hinged on the supporting seat in a swinging state; and an actuator which can be replaced according to operation tasks is also arranged on the supporting seat. The high-voltage power transmission line robot is designed for divided conductors with voltage being higher than 500kv, is capable of ensuring that the flexible power wheels are tightly close to an inspection line during moving, can be adapted to complicated situations of the line, can be better applied to line hardware, has a function of easily lifting and hanging the line, and also naturally has a falling prevention function, is capable of avoiding crossing failure caused by leaving from the line when crossing over poles and towers; the reliability and the stability of a robot platform in use are improved; the inspection efficiency and the safety aregreatly improved; and the equipment reliability is high.

The invention discloses rapid lime solution spraying equipment for a tree trunk which comprises a vehicle-mounted platform, a lime solution container, a pipe section, a rack, a movement mechanism and a spraying mechanism. The lime solution container is arranged on the vehicle-mounted platform and connected with the spraying mechanism through the pipe section, the spraying mechanism is arranged on the movement mechanism, and the movement mechanism is installed on the rack. Spraying and rack parts executing operation are connected with a control unit, a power source and the vehicle-mounted platform of the lime solution container through the pipe section, and distance limitation of a tree trunk and a road surface can be avoided; in the operation process, two clamping rings abut against the tree trunk, multiple fan nozzles on a bearing ring form an annular spraying face for the tree trunk in the circumferential direction, a start and stop button is pressed down, the spraying mechanism is driven by the movement mechanism to automatically complete even spraying of the tree trunk from top to bottom, and therefore the function using requirement of rapid and efficient lime solution spraying is effectively achieved; and meanwhile, the structure is simple, cost is low, operation is convenient, and the manpower is greatly saved.

The invention discloses a fretsaw cutting device which comprises an execution portion and a positioning clamping portion. The execution portion comprises a fretsaw, a profiled supporting piece, a supporting piece rotating shaft, a movable sliding table, a fixed sliding table, a fretsaw wheel, a profiled roller and a power source, the positioning clamping portion is of a multi-jaw structure and comprises clamping jaws, a cross-shaped universal shaft and a universal shaft connecting rod. According to the device, the clamping jaws evenly distributed along the circumference are adopted for clamping an object to be cut; by adopting the movable and fixed combined sliding table mode, rotation in the circumferential direction of the object to be cut is performed; by adopting the profiled supporting piece and the profiled roller at the tail end, profiling is performed; cutting is performed by adopting the fretsaw mode. The fretsaw cutting device is well applicable to comb discharging operationof comb handles on banana stalk, and has the advantages of being small in overall size, simple in structure, wide in stalk adaptability, high in reliability, good in profiling effect, small in cut, good in cutting quality, low in energy consumption cost and the like.

The invention relates to a direct connection transmission gearbox assembly for a caterpillar tractor, and belongs to the field of agricultural tractors. In the power transmission sequence, the direct connection transmission gearbox assembly sequentially comprises an engine, a universal joint, a direct connection gearbox, a coupling and a rear gearbox. The engine provides power, power output power is transmitted to the direct connection gearbox through the universal joint, the direct connection gearbox transmits the power to the coupling through gear engagement, the coupling transmits the power to the rear gearbox through bolted connection, and thus direct connection transmission of the power is achieved. According to the direct connection transmission gearbox assembly, the chassis structure of a caterpillar harvester is used for reference and is applied to the agricultural tractor, and the problem that tractors can not be used for cultivation in part of paddy fields or dry fields in southern hilly regions is solved; the unique direct connection transmission mechanism is adopted, the output power of the engine is transmitted to a rotary cultivator, a ridger, a ditcher and other working components in a direct connection mode, and thus the utilization rate of generator power is increased.

The invention discloses a multifunctional tunnel cleaning vehicle. The multifunctional tunnel cleaning vehicle comprises a vehicle body. A storage water tank, a high-pressure water pump, an electromagnetic valve, a water spraying device and a controller are arranged on the vehicle body. The high-pressure water pump is arranged in the storage water tank and communicates with the water spraying device through a water pipe, the electromagnetic valve is arranged on the water pipe, and the controller is electrically connected with the electromagnetic valve and the high-pressure water pump; and the multifunctional tunnel cleaning vehicle further comprises an image collecting device used for collecting images of a concrete pouring wall surface at different times in a tunnel and a data transmitting device used for transmitting the images at the different times to an external control center to enable the external control center to conduct contrastive analysis on the images at the different times, so that the construction quality of wall surface pouring is judged. According to the multifunctional tunnel cleaning vehicle, the tunnel cleaning vehicle with diversified functions can be provided, and different operational requirements are met.

The invention discloses a greenhouse labour-saving automatic following work platform based on a somatosensory inductor, and is characterized by comprising six parts: an image acquisition apparatus, an image processing and data processing module, a labour-saving transportation platform controller, a labour-saving transportation platform execution device, a remote control device and an auxiliary device, wherein the image acquisition apparatus, the image processing and data processing module, and the labour-saving transportation platform controller are all installed on a traveling trolley of the labour-saving transportation platform execution device. The distance of the labour-saving platform and the nearest operator and barrier information of the peripheral scenes are obtained through combination of bone tracking and a depth image. A barrier avoidance mode is selected according to the barrier height and length.

The invention relates to a control method based on a leg-arm multiplexing hexapod robot and the robot, and the method comprises the following steps: building a model by taking the trunk mass center of the leg-arm multiplexing hexapod robot as an original point, and obtaining the feedforward force of each supporting leg of the robot by using the position vector of the leg supporting point of the robot relative to the mass center point and the virtual supporting force at the trunk mass center; constructing a whole-body dynamic model of the robot by utilizing the floating degree of freedom of the robot trunk, the motion degree of freedom of the robot joints and the obtained feedforward force of each supporting leg, and obtaining the joint torque of each supporting leg of the robot; acquiring a joint angle and a joint torque in a swing track of a non-supporting leg of the robot by utilizing the change of position coordinates of the robot; and achieving robot control based on the joint torque of each supporting leg and the joint angle and the joint torque of the non-supporting leg. Supporting force can be optimized in real time, the movement track can be adjusted, and robust movement under external force disturbance is achieved; and during arm type operation, a single-arm mode and a double-arm mode are flexibly configured, and various operations such as pushing and the like are realized.

The invention discloses an efficient and energy-saving unprocessed grain peeling, degerming, polishing and screening multi-use machine, and relates to unprocessed grain peeling, degerming, polishing and screening machinery. A lower opening of a feeding hopper is communicated with a peeling chamber, a main shaft is transversely arranged on peeling chamber end plates through bearings, and a belt wheel fixed at the outer end of the main shaft is connected with a motor power wheel through a belt; the main shaft is provided with a rotating roller arranged in a screen net; an air channel is arranged outside the peeling chamber, and the tail end of the air channel is connected with a draught fan; the rotating roller is of a polygonal structure, each edge of a polygon is provided with a spring blade, the spring blades are pressed and fixed by spiral conveying pressing plates, and the rotating roller and the spring blades are matched with the screen net to rub materials; spiral blades arranged on the spiral conveying pressing plates simultaneously push the materials forwards; a large-hole-diameter screen net is connected in front of the screen net; a discharging port is formed in front of the large-hole-diameter screen net; a gland and a regulation and control device thereof are arranged at the discharging port. The efficient and energy-saving unprocessed grain peeling, degerming, polishing and screening multi-use machine has the advantages of being little in power, high in yield and quality and low in breakage rate and production cost and has the significant economic and social benefits.

The invention relates to a multifunctional washing and sweeping vehicle. The multifunctional washing and sweeping vehicle comprises a cab, a driving device, a battery, an electric control device, a chassis, a clear water tank and a sewage tank. The lower end of the chassis is movably connected with a sucker through a lifting device. A sewage suction port of the sucker is connected with a sewage pipeline and is communicated with the sewage tank; an air duct is arranged above a tank body of the sewage tank and is connected with a fan in a closed manner; the fan provides adsorption power for thesucker; a front spray rod is mounted at the front end of the chassis; side spray rods are mounted in the middle of the chassis and at the front end of the sucker; the front spray rod and the side spray rods are movably connected to a vehicle body through spray rod brackets respectively; the front spray rod and the side spray rods are connected with a high-pressure water pump through water pipelines and are connected with the clear water tank; and the high-pressure water pump provides waterway power. The multifunctional washing and sweeping vehicle completely adopts batteries as a power source,and integrates washing and sweeping, flushing, water drying, garbage collection and automatic garbage dumping into a whole.

The invention provides a spray control device. The device comprises a storage container, spray branches, drive pumps communicated with the storage container and the spray branch as well as a control unit, wherein after two or more drive pumps are combined, branches are communicated with one or more spray branches; the control unit controls the work state of one or more drive pumps according to flow control information to control the flow of a fluid flowing through the spray branches. The connecting mode of the drive pumps and spray structures is changed on the basis that the number of existingdrive pumps and spray structures is not changed, so that multiple drive pumps can convey liquids to the same spray structure simultaneously, the flow range sprayed by the spray structures is enlarged, the flight speed of an unmanned aerial vehicle is increased, the flow of the spray structures can be increased, the dosage in unit area can reach a target value in the high-speed flight state of theunmanned aerial vehicle, the economic cost is saved, and the operation efficiency of unmanned aerial vehicle plant protection is improved.

The invention discloses a multifunctional pipe cleaning machine. The multifunctional pipe cleaning machine comprises a case assembly used for assembling and integrating a system centralized-control assembly, a gas storage tank, a water path cleaning assembly, a seal testing assembly and a water path dredging assembly into a whole. According to the multifunctional pipe cleaning machine, under the control of the system centralized-control assembly, gas used for water path cleaning, seal testing and water path dredging is deployed in a unified mode by means of the gas storage tank and componentssuch as a one-inlet and multi-outlet electromagnetic integrated valve bank, the condition of a workpiece circulation pipeline is pre-tested by means of the seal testing assembly, the water path cleaning assembly is controlled to execute cleaning work when cleaning conditions are met, and the water path dredging assembly is controlled to conduct dredging under the condition that the pipeline is blocked, so that preconditions are created for pipeline cleaning; and meanwhile, mixed fluid formed by steel balls and water is used for cleaning the pipeline, so that stubborn impurities, such as limescale, on the inner wall of the pipeline are removed, and a series of problems caused by the adoption of a chemical acid-washing method or water-gas mixing method are avoided.

Disclosed are a multifunctional high and rapid mounting device and a high-clearance sprayer comprising the same. The high-clearance sprayer comprises a multifunctional high and rapid mounting device.The multifunctional high and rapid mounting device comprises a mounting lifting mechanism, a pesticide liquid quick-changing mechanism, a hydraulic quick-changing mechanism and a PTO (power take off)power mechanism, wherein the mounting lifting mechanism comprises a fixing frame and a connecting frame, the fixing frame is mounted on the high-clearance sprayer, the connecting frame is connected with the fixing frame through an upper connecting rod and a lower connecting rod, and hydraulic oil cylinders are mounted between the connecting frame and the fixing frame; the pesticide liquid quick-changing mechanism is mounted on the connecting frame and connected with the spray lance pesticide liquid pipe of the high-clearance sprayer; the hydraulic quick-changing mechanism is mounted on the connecting frame and connected with the spray lance attitude control mechanism of the high-clearance sprayer; the PTO power mechanism is mounted on the connecting frame and connected with the hydraulic system of the high-clearance sprayer. The high-clearance sprayer achieves multiple functions, improves the machine utilization rate and solves the problem of quick changing and connection during intertillage fertilization, lance pesticide spraying and the like.

The invention relates to the field of human body safety protection devices and discloses a safety belt which comprises a back hanging hook used for being connected with an external hanging device, a left belt body, a right belt body, a buttock belt and a chest belt. The left belt body is provided with a first front belt, a first back belt and a first leg belt connecting the first front belt and the first back belt. The right belt body is provided with a second front belt, a second back belt and a second leg belt connecting the second front belt and the second back belt. The buttock belt is connected between the first leg belt and the second leg belt. The chest belt is connected between the first front belt and the second front belt. When falling occurs, the safety belt can evenly absorb impact energy, reduce too large local stress, and weaken damage, caused by the falling, to a human body.

The invention discloses a novel tunneling, anchoring and drilling all-in-one machine. The novel tunneling, anchoring and drilling all-in-one machine comprises a tunneling machine, a drilling and anchoring system and a drilling system, wherein the drilling and anchoring system is arranged on one side of the tunneling machine and fixedly connected with the tunneling machine through bolts, and the drilling system is arranged at the front end of the tunneling machine and fixedly connected with the two sides of the tunneling machine through bolts. Compared with the prior art, the novel tunneling, anchoring and drilling all-in-one machine has the advantages that (1) the whole machine has three functions of tunneling, anchoring and protection and drilling, different operation requirements are met, the number of operation head-on equipment is reduced, and the maintenance difficulty is reduced; (2) a large-torque hydraulic drilling rig is arranged for cooperation, so that the construction speed is high, and the operation efficiency is high; and (3) the mechanical operation of anchoring and protection and drilling is realized, and therefore, the operation labor intensity is obviously reduced.

The invention provides an attitude control system and method for a roadway unstructured space redundancy monitoring robot, and belongs to the field of continuous robots. The system comprises a core controller, an upper computer, a sensor module, a potentiometer, a snakelike arm attitude control module, a rope driving module and a snake-shaped arm motion module. The method comprises the following steps: collecting roadway environment information; obtaining variable quantity of each joint angle of the snake-shaped arm; controlling angles of all joints of the snake-shaped arm, and transmitting voltage values, measured by the potentiometer, corresponding to the angles of all the joints to the core controller; calculating the voltage value to obtain a joint deflection angle, and further converting the joint deflection angle into a driving signal; driving the snake-shaped arm motion module, so that the redundant monitoring robot reaches a preset pose; and displaying the variable change condition of the redundant monitoring robot and the information collected by the sensor module. The problems that in the control process, the rotation angle of each joint is not easy to determine, and the mechanical arm cannot be flexibly controlled according to actual complex and changeable conditions are solved.

The invention relates to an integrated type low-nitrogen efficient fuel gas heating station, and belongs to the technical field of heating equipment. Each functional module of the heating station is integrated in a container body; the heating station is sequentially equipped with two fuel gas boilers, two secondary side circulating water pumps, two primary side circulating water pumps and a platetype heat exchanger from left to right, and the plate type heat exchanger is positioned above the primary side circulating water pumps; a water softener, a water softening box and a power distributionbox are arranged at the right side of the container body; the power distribution box distributes power for each piece of power consumption equipment; the water softener is connected with a tap waterpipeline and the water softening box; a variable-frequency fixed-pressure water supplementing pump which is connected with the secondary side circulating water pumps is arranged below the water softening box; connecting pipelines between the secondary side circulating water pumps and the variable-frequency fixed-pressure water supplementing pump are equipped with pressure sensors, and the pressuresensors are in signal connection with the variable-frequency fixed-pressure water supplementing pump. According to the integrated type low-nitrogen efficient fuel gas heating station disclosed by theinvention, the fuel gas boilers, the circulating water pumps, the heat exchanger and a water softening device are integrated to one container body, and each piece of equipment is reasonably arranged,so that the structure is compact and safe, movement and use are convenient, and heating needs under different operating environments can be met.

The invention relates to a wire clearance bevel gear type adjusting mechanism of an automatic wire cutting and peeling machine. The wire clearance bevel gear type adjusting mechanism of the automatic wire cutting and peeling machine comprises an active synchronizing wheel (11), a synchronous belt (12), a passive synchronizing wheel (13), a lead screw (2), a lifting nut (3), an active bevel gear (41), a passive bevel gear (42) and a wire pressing mechanism (9), wherein the active bevel gear (41) and the passive bevel gear (42) are perpendicularly meshed, the passive bevel gear (42) is connected with the active synchronizing wheel (11) through a vertical shaft (7), the active synchronizing wheel (11) is connected with the passive synchronizing wheel (13) through the synchronous belt (12), the passive synchronizing wheel (13) is connected with the lead screw (2), the lead screw (2) is connected with the lifting nut (3), and the lifting nut (3) moves up and down to drive the wire pressing mechanism (9) to work. By means of the wire clearance bevel gear type adjusting mechanism, fine adjustment can be carried out on wire clearances of the automatic wire cutting and peeling machine and the purpose of machining high-quality wiring harnesses efficiently is achieved.

The invention discloses a fretsaw cutting device which comprises an execution portion and a positioning clamping portion. The execution portion comprises a fretsaw, a profiled supporting piece, a supporting piece rotating shaft, a movable sliding table, a fixed sliding table, a fretsaw wheel, a profiled roller and a power source, the positioning clamping portion is of a multi-jaw structure and comprises clamping jaws, a cross-shaped universal shaft and a universal shaft connecting rod. According to the device, the clamping jaws evenly distributed along the circumference are adopted for clamping an object to be cut; by adopting the movable and fixed combined sliding table mode, rotation in the circumferential direction of the object to be cut is performed; by adopting the profiled supporting piece and the profiled roller at the tail end, profiling is performed; cutting is performed by adopting the fretsaw mode. The fretsaw cutting device is well applicable to comb discharging operationof comb handles on banana stalk, and has the advantages of being small in overall size, simple in structure, wide in stalk adaptability, high in reliability, good in profiling effect, small in cut, good in cutting quality, low in energy consumption cost and the like.

The invention relates to the technical field of centrifugal fans, in particular to a multistage centrifugal fan. The multistage centrifugal fan comprises a centrifugal fan body, the air inlet end of the centrifugal fan body is connected with a filtering structure and an air volume control structure, the filtering structure is provided with a limiting structure, and the air volume control structure is provided with an indicating structure. Air entering the multi-stage centrifugal fan can be preliminarily intercepted and filtered through the filtering structure, impurities in the air are prevented from entering the multi-stage centrifugal fan, normal work of the multi-stage centrifugal fan is prevented from being affected, faults are avoided, the air volume entering the multi-stage centrifugal fan can be manually intervened through the air volume control structure, thus, different working requirements are met, the filtering structure and the centrifugal fan body can be firmly fixed through the limiting structure, separation of the fixing structure is prevented, and when the air volume is adjusted through the air volume control structure, the adjustment size of the air volume can be conveniently observed through the indicating structure.

The invention provides a work arm assembly and excavating equipment. The work arm assembly comprises a work arm, a first hydraulic cylinder, a rotary device and a pitching device. The work arm comprises multiple unit arms. The first hydraulic cylinder is connected with two adjacent unit arms in the multiple unit arms, and the swing angle between the two adjacent unit arms can be adjusted. The rotary device is connected with the work arm, and can drive the work arm to rotate. The pitching device is connected with the rotary device, and can adjust the first tilt angle of the rotary device relative to the pitching device. According to the work arm assembly, the position of the rotary device is adjusted through the pitching device; and after the rotary device drives the work arm to rotate by aproper angle, the swing angle between the two adjacent unit arms is adjusted through the first hydraulic cylinder, and therefore the unit arms connected with a work device in the multiple unit arms can be attached to a lateral wall and / or a bottom plate of a roadway well, roadway repairing work under the special working condition can be carried out, and the application range of the product is widened.

The embodiment of the invention relates to the technical field of PCB (Printed Circuit Board) automatic production, and particularly discloses an assembly line. The assembly line comprises an equipment frame body, a horizontal conveying mechanism, a board turning mechanism, a lifting conveying mechanism, a reversing mechanism, a temporary storage mechanism and a centering mechanism; the horizontal conveying mechanism, the board turning mechanism, the lifting conveying mechanism, the reversing mechanism, the temporary storage mechanism and the centering mechanism are installed on the equipment frame body; the board turning mechanism is located on a first side of the horizontal conveying mechanism; the lifting conveying mechanism is located on a second side of the horizontal conveying mechanism; the reversing mechanism is located on the side, away from the horizontal conveying mechanism, of the lifting conveying mechanism; the temporary storage mechanism is located below the reversing mechanism; and the centering mechanism is located on the side, away from the lifting conveying mechanism, of the reversing mechanism. By means of the mode, the assembly line disclosed by the embodiment of the invention integrates the functions of board turning, conveying, temporary storage, reversing and the like, and different operation requirements are met.

The invention relates to a tillage and soil preparation homogenizing tillage implement. The tillage and soil preparation homogenizing tillage implement comprises a power box, two or more rotary blades and a plurality of pressing rollers, wherein a reduction gearbox is connected to the middle of the top of the power box, and a speed reducer in the reduction gearbox is powered by an external tractor and drives the rotary blades to rotate; outer rotary blades of the rotary blades are connected to the end part of a rotary tillage connecting plate in an angle-adjustable manner, and inner rotary blades of the rotary blades are connected to the bottom surface of the rotary tillage connecting plate and are positioned on the inner sides of the outer rotary blades; a plurality of pressing rollers are rotatably connected between a front connecting beam and a rear connecting beam behind the rotary blades in a series connection mode, each pressing roller is in a cylinder shape defined by two or more arc-shaped roller bodies, a gap is formed between every two adjacent roller bodies, roller teeth are arranged on each roller body, an inner supporting piece and an outer supporting piece are connected with the roller bodies and serve as a center disc of a rotating center in a sleeved mode, positioning bolts arranged in the radial directions of the pressing rollers are arranged between a sealing plate at the end of the inner supporting piece and a middle plate of the outer supporting piece in a penetrating mode, and a spring is arranged at the portion, between the sealing plate and the middle plate, of the positioning bolt in a sleeving manner.

The swing mechanism in the western blot instrument comprises a membrane bearing device, a connecting rod mechanism and a rotating mechanism, and the rotating mechanism is a driving part in the swing mechanism and used for providing kinetic energy for the swing mechanism; the rotating mechanism is connected with the connecting rod mechanism, and the rotating mechanism can drive the connecting rod mechanism to move; the connecting rod mechanism is connected with the film bearing device, the rotating mechanism can drive the film bearing device to move through the connecting rod mechanism, and repeated swinging of the film bearing device is achieved. The swing structure has very low requirements on a motor in the rotating mechanism, and compared with a motor in a traditional western blot instrument, the adopted motor does not need very large rotating torque; meanwhile, the motor does not need to be subjected to complex control, such as precise control of the rotating speed of the motor and control of the rotating direction.

The invention relates to a suspension device and a maintenance device and belongs to the technical field of safety devices for aloft work of electric equipment. The suspension device comprises a baseplate, a support frame, a suspension bracket and a lifting device, wherein the baseplate is detachably connected with one end of the support frame; the suspension bracket is detachably connected with the other end of the support frame; both the support frame and the suspension bracket are adjustable brackets; a first adjusting switch is arranged on the support frame; a second adjusting switch is arranged on the suspension bracket; the suspension bracket is detachably connected with the lifting device; a holding region for holding a lifted object is arranged on the baseplate; a push handle is arranged on one side of the baseplate; the first adjusting switch is used for adjusting the length of the support frame; and the second adjusting switch is used for adjusting the length of the suspension bracket. The suspension device is very convenient to transport and carry, and can meet different operation requirements by adjusting the lengths of the support frame and the suspension bracket.

The invention discloses an inclined shaft plow blade arm assembly, which comprises a harrow blade, a plow blade arm and a hub unit. the hub unit is arranged at the central hole of the notch rake bladeand is in threaded connection with the notch rake blade; one end of the plow blade arm is fixed on the machine square pipe, and the other end of the plow blade arm is fixedly connected with the hub unit through an inner hole; the hub unit comprises an inclined shaft, one end of the inclined shaft, which is connected with the plow blade arm, is an inclined cylinder body with taper, a cross throughhole is formed in the inclined cylinder body, the plow blade arm is selectively connected with any group of through holes in the cross through hole of the inclined cylinder body through an inner hole, thereby realizing the fixation of the rake blade and the selection and adjustment of the tillage angle. According to the inclined shaft plow blade arm assembly, through the structural design of theinclined shaft in the hub unit and the connection between the plow blade arm and the inclined shaft, the adjustment of the fixed scheduling of the harrow blade is realized, so that the adjustment of the working height and the tillage depth of the harrow blade is realized, different operation requirements are met under different conditions, the multi-tillage of one machine is realized, and the flexibility is strong.

The invention relates to an inspection well repairing machine, in particular to a spherical inspection well repairing machine. The spherical inspection well repairing machine comprises a dragging device and a working device; the working device comprises a skeleton structure, a fuel oil engine, a power control device, a saw blade device, a rotary rolling disc device and a hydraulic device; the skeleton structure comprises a chassis, a rotary rolling disc, a rotary disc, a horizontal moving support, a vertical moving support, a wheel lifting rack, wheels, a support, a water tank, a lifting guide rail and an engine cover; the power control device comprises a PLC, a rotary rolling disc driving hydraulic motor, an accelerator driving motor, a hydraulic lifter and a storage battery. According to the spherical inspection well repairing machine, a hydraulic power station is arranged, the size of the cutting circumference can be adjusted, and therefore the spherical inspection well repairing machine can meet the cutting requirements with various sizes; in addition, a circumferential groove cut by a spherical arc-shaped saw blade is shaped like a big-end-up pan bottom, a repaired base body is not liable to sink through the interaction force between an entirety formed by filled auxiliary materials and the machine, and then the repairing quality is improved.

The invention discloses an aerial operation robot carrying a self-balancing mechanical arm. The aerial operation robotincludes a flying platform, a self-balancing telescopic system fixedly connected to the lower portion of the flying platform, a mechanical arm connected with the self-balancing telescopic system, a fixing rod fixedly connected to the lower portion of the flying platform and connected with the mechanical arm, an operation system connected to the front end of the mechanical arm, and a power supply system connected to the tail end of the mechanical arm and used for supplying power to the mechanical arm and the operation system for working. The self-balancing telescopic system can automatically stretch out and draw back according to the attitude angle of the flying platform to keep the horizontal or specific operation state of the mechanical arm, the structure is simple, control is convenient, remote operation is achieved, the operation safety is high, and the floating object cleaning efficiency is high; the problem that in the prior art, a mechanical arm cannot maintain horizontal or specific attitude stable operation along with the attitude angle change of a flying platform is solved.