150results about How to "Good homework" patented technology

The invention discloses ultrasonic harmless recycling technology and equipment for the sewage of a farm. The ultrasonic harmless recycling technology and equipment decompose and transform solid organics contained in livestock excrements and the sewage which are generated in the farm into organic manures and separate and purify the liquid sewage into reclaimed water for recycling by adopting multiple innovative technologies, i.e. an ultrasonic disintegration dispersion sterilization technology, a sedimentation siphoning solid-liquid separation technology, a biomass ingredient blending technology, an aerobic high-temperature fermentation composting technology, an ultrasonic air floatation separation and purification technology, and the like, and special technical equipment matched with the multiple innovative technologies, thereby successfully realizing the waste recycling of intensification livestock breeding, changing wastes into valuables, realizing the zero emission of pollutants and turning harm into good. The ultrasonic harmless recycling technology and equipment have the outstanding advantages of advanced technology, simple structure, reliable property, convenience for maintenance, easy operation, low energy consumption, little operating cost, and the like and can obtain multiple benefits of reducing pollutant emission, improving ecological environment, sufficiently utilizing resources, increasing operating incomes, reducing cost expenditure, and the like.

The invention discloses an insulating wrapping robot system for an overhead line, and a control method for the insulating wrapping robot system. An operator installs an overhead line insulating wrapping robot on an overhead cable 1, and controls the robot to walk along the overhead cable 1. Meanwhile, an insulating paint supply device 5 controls the supply speed of insulating paint, and conveys the insulating paint to an insulating wrapping mechanism 3 through a pipe. The insulating wrapping mechanism 3 coats the overhead cable 1 with the insulating paint. A wire diameter detector 2 is used for detecting the diameter of the cable after the insulating wrapping, and a closed loop is formed, thereby guaranteeing the good insulating wrapping operation. The system is high in automation degree,is high in precision, is high in efficiency, and is high in reliability.

The invention discloses a ditching type seedling planting device used in a vegetable dry land transplanting machine. A duckbilled seedling planting device is prone to soil adhesion in clayed soil. The ditching type seedling planting device used in the vegetable dry land transplanting machine comprises a rack mechanism, a planting mechanism and a soil covering wheel mechanism; the planting mechanism comprises a ditcher, a tension spring, a cam, a sliding block component, a push rod combined body, rotating cup doors, a fixed cup door and a sliding groove rod; a bearing roller hinged to the front end of the push rod combined body and the cam form a cam pair; the push rod combined body and the cam are connected through the tension spring; the fixed cup door is fixed to the rear end of the push rod combined body; the middle portion of the sliding block component is fixed to the push rod combined body, and each of the two ends of the sliding block component and a corresponding linear guide rail form a movement pair; the tops of the inner sides of the two rotating cup doors are hinged to the two sides of the fixed cup door; the sliding groove rod fixed to the rotating cup doors and a groove pin form a cylindrical pair; and the groove pin is fixed to the bottom of a groove pin fixing plate which is fixed to a reference supporting block. The ditching type seedling planting device used in the vegetable dry land transplanting machine avoids damage to pot seedlings in the seedling pushing process and is compact in structure.

The invention relates to a ninety-degree all-dimensional hydraulic drill carriage for a coal-mine gas control end-located drainage roadway. The drill carriage comprises a main engine body (1), an operation mechanism (2) and a caterpillar band traveling portion (3). The caterpillar band traveling portion (3) is located at the bottom of the main engine body (1), the operation mechanism (2) is installed on the main engine body (1) through a rotary platform (6), the operation mechanism (2) comprises a lifting mechanism (2.1), a horizontally-moving compensation mechanism (2.2) and a rotary mechanism (2.3), the lifting mechanism (2.1) is installed on the main engine body (1), the rotary mechanism (2.3) is connected to the lifting mechanism (2.1), and the rotary mechanism (2.3) is connected to the rotary mechanism (2.3). The ninety-degree all-dimensional hydraulic drill carriage for the coal-mine gas control end-located drainage roadway is convenient to construct and high in stability.

The invention discloses a plant protection drone. The plant protection drone comprises a drone body, a spray bar and a plurality of spray heads, wherein the spray bar comprises an inner spray bar andan outer spray bar; one end of the inner spray bar is connected with the drone body; the other end of the inner spray bar is connected with the outer spray bar; during working, the outer spray bar canbe rotated in a vertical plane relative to the inner spray bar to move to a vertically downward position or a horizontal position; and the spray heads are arranged on the inner spray bar and the outer spray bar along the length direction of the spray bar at intervals. The plant protection drone disclosed by the invention has the beneficial effects that when the plant protection drone works, the outer spray bar can be rotated in a vertical plane relative to the inner spray bar to move to a vertically downward position or a horizontal position, so that the horizontal spraying and the longitudinal spraying of a medicine can be realized and the plant protection drone can adapt to various sprayed objects, is suitable for spraying needs of different crops and different environments, meets practical application needs and has strong practicability and a broad application prospect.

The invention discloses a groove joint type buckling restrained brace device, which is fixed between two joint plates of a building steel framework and comprises a first shaft force component and a confining unit cladding the first shaft force component. The first shaft force component comprises a central section provided with a long slab shaped body, and two assembling sections extending integrally from two ends of the central section respectively, wherein each one of the assembling sections is provided with a first supporting part parallel with the long slab shaped body and a first contact part protruding from the first supporting part; the first supporting part is provided with a first groove for correspondingly inserting one of the joint plates along the axial direction from the outer end face; and the first contact part is used for contacting the joint plate inserted in the first groove in parallel. The confining unit comprises an encircling part cladding the periphery of the first shaft force component at intervals, and a restraining component which is positioned between the first shaft force component and the encircling part and generates a radial restraining force to the first shaft force component.

The invention discloses a concrete breaker, which is characterized in that the concrete breaker comprises a high-temperature flame nozzle and an electric drill bit, the high-temperature flame nozzle and the electric drill bit are arranged at the end part of a mechanical arm, the mechanical arm is arranged on a transportation device, a control room is arranged on the transportation device, and an integrated control system for the high-temperature flame nozzle and the electric drill bit is arranged in the control room. The concrete breaker is practical and convenient.

The invention relates to a multi-functional no-tillage fertilizing seeder integrating a seed drying prevention function, a soil preparation function, a weeding function and a stubble cleaning function. The multi-functional no-tillage fertilizing seeder comprises a subsoiling device, a fertilizer discharging device and a seeding device. The multi-functional no-tillage fertilizing seeder is mainly characterized in that a field surface tidying mechanism used for flattening the surface of a field, removing weeds and cleaning stubble is arranged between the seeding device and transmission tail wheels. The multi-functional no-tillage fertilizing seeder integrating the seed drying prevention function, the soil preparation function, the weeding function and the stubble cleaning function can effectively solve the problems that an existing no-tillage fertilizing seeder does not have a soil covering and soil preparation function or a weeding function, seeds are prone to be dried, and the seedling emergence effect is poor. After the multi-functional no-tillage fertilizing seeder is used for finishing seeding of corn, wheat and other crops in a no-tillage and fertilizing mode on the field where previous crops are not tilled or are in a minimal tillage state, the field surface tidying mechanism arranged on the rear portion of the multi-functional no-tillage fertilizing seeder can be used for fine grinding and cleaning a plough layer of soil on the rough and uneven surface of the field and flattening the surface of the field, the functions of protecting the soil, covering the earth, cleaning the stubble and removing the weeds are well achieved, the seed drying phenomenon is prevented from happening, and the seedling emergence rate is improved. Therefore, the multi-functional no-tillage fertilizing seeder integrating the seed drying prevention function, the soil preparation function, the weeding function and the stubble cleaning function is an ideal tool for realizing farmland tillage and seeding in a conservation mode.

The invention relates to a starfish groove type multi-station conversion device, and belongs to the field of vehicle top transverse beam formwork fixture devices. The starfish groove type multi-station conversion device comprises a base platform, an intermittent rotary mechanism, a formwork turnover fixture and two shaft seats, wherein the formwork turnover fixture is used for positioning a vehicle top transverse beam and comprises a plurality of bolts and a fixture assembly, the fixture assembly comprises a plurality of clamping plates with through grooves and two rotary shafts, and the clamping plates with the through grooves are integrally formed and are mutually spaced according to a 60-degree circumference angle; the two ends of each of the clamping plates with the through grooves are respectively and fixedly connected with one rotary shaft; a plurality of screw holes are formed in one side of each of the clamping plates with the through grooves; the two shaft seats are fixedly connected with the base platform, and the fixture assembly is respectively and rotationally connected with the two shaft seats through the rotary shafts at the two ends; the intermittent rotary mechanism is coaxially and fixedly connected with one rotary shaft. The starfish groove type multi-station conversion device has the advantages that the operation process of batched replacement of the vehicle top transverse beam formwork is convenient and rapid, the production efficiency can be greatly improved, and the operation is safe.

The invention relates to a sorting car, in particular to a package sorting car. In order to achieve the technical aims, the package sorting car is high in sorting precision, good in operation effect and high in automation degree and avoids the phenomena of deviation and package losing. The package sorting car comprises a rack, traction devices and rail wheels. The traction devices are mounted on the two sides of the rack. The rail wheels are mounted at the bottom of the rack. A belt wheel assembly, a motor and inductors are further arranged on the rack. The belt wheel assembly comprises a driving wheel, a driven wheel and a flat belt. The driving wheel is mounted at one end of the rack. The driven wheel is mounted at the other end of the rack. The flat belt is wound around the driving wheel and the driven wheel. The motor is connected to the driving wheel and mounted on the rack. The inductors are arranged on one side of the rack in a front-back symmetry manner. Compared with the prior art, the package sorting car achieves the effects of being high in sorting precision and avoiding the phenomena of deviation and package losing, and has the beneficial effects of being good in sorting operation effect and high in automation degree.

The invention discloses a cannon artificial precipitation enhancement operation scheme, in particular a cannon artificial precipitation enhancement multi-operation method. The operation scheme is as follows: the multi-operation method comprises forming a catalyst diffusion zone for a plurality of combined cannons and performing a numerical simulation according to a point source diffusion equation of a cold cloud cannon catalyst, wherein, the operating cannons are downstream of the wind direction, the cannons are shot in a semicircle perpendicular to the wind direction, and angles among various cannons are the same. The scheme is the optimal cannon artificial precipitation enhancement operation scheme and can help achieve the widest diffusion zone and optimal operation effect with the fewest cannons. In the scheme, two operation scheme parameters are provided respectively by taking AgI particle concentration of 1/L and the AgI particle concentration of 10/L as thresholds.

The invention relates to an automatic spraying device and method for sealing grease of drill pipe threads. Its technical scheme is: the spraying mechanism is connected to the outer end of the vertical hydraulic lifting transfer mechanism, the vertical hydraulic lifting transfer mechanism is connected to the outer end of the horizontal hydraulic transfer mechanism, the control mechanism is connected with the horizontal hydraulic transfer mechanism, the vertical hydraulic lifting transfer mechanism and the seal The grease-pneumatic control mechanism is fixed on the boom of the hydraulic power tong; through the control mechanism to control the movement of the horizontal hydraulic transfer mechanism and the vertical hydraulic lift transfer mechanism, the spraying mechanism is moved to the pin or box of the drill pipe to be sprayed for positioning. The sealant in the sealant storage tank is sprayed on the pin or box of the drill pipe through the pneumatic control mechanism of the sealant. The invention has quick and convenient operation process, timely and uniform spraying, can improve the quality of drill pipe sealing grease application, can effectively seal the drill pipe thread, can reduce labor intensity of workers, improve operation progress and timeliness, and eliminate potential safety hazards.

The invention belongs to a plastic film residue recovering and straw returning combined machine comprising a rack, a driving system and a hydraulic system; the rack is provided with a plastic film collecting box; a straw smashing and returning mechanism is arranged below the rack; and a plastic film picking-up mechanism is arranged at the rear of the plastic film collecting box. Two operations including plastic film residue recovering as well as straw smashing and returning can be finished at a time; plastic film residues in the plastic film collecting box can be compacted by using a compression method, so that the plastic film residue loading capacity of the plastic film collecting box is increased; the plastic film residues in the plastic film collecting box are discharged by a telescopic frame which is simple in plastic film discharging operation; and an impurity clearing mechanism is arranged below the plastic film picking-up mechanism, so that falling impurities can be conveyed totwo sides of the machine in time by a conveying mechanism. Compared with the prior art, the plastic film residue recovering and straw returning combined machine is used for not only increasing the production efficiency, but also increasing the economic benefit.

The invention discloses a suspender replacement method for a tie bar type overpass bridge, which comprises the following steps: exchanging loads for a girder body with a suspender required to be replaced, in a jacking way, and replacing the suspender, wherein in the step of exchanging the loads in a jacking way, a jacking height is firstly calculated, then a temporary support and a jack are arranged, and the girder body is jacked from the bottom up by using the jack, thus, the traditional aloft work mode of slinging from the top is changed, risks are greatly decreased, potential safety hazards are reduced and the work is simpler and more convenient; and in addition, the whole jacking process is monitored and controlled by a computer so that the jacking precision is greatly improved.

The invention discloses a multi-agent collaborative autonomous transfer system for large equipment with heterogeneous characteristics. The multi-agent collaborative autonomous transfer system comprises a main controller, an instruction receiving and processing module, a navigation unit, a combined splicing path planning module, a wireless control module and a plurality of agents. According to the multi-agent collaborative autonomous transfer system for the large equipment with the heterogeneous characteristics, efficient transfer and accurate distribution of high-end equipment are realized through multi-agent autonomous path planning and collaborative operation, so that the diversity and heterogeneous requirements of products in the transfer and accurate distribution process of the high-end equipment are met, the flexibility and the adaptation degree of the equipment are improved, and efficient application of collaborative operation of intelligent equipment in precise transfer, precise distribution and assembly manufacturing links is realized, and the innovative application of the flexible and efficient transfer and accurate distribution process is realized through diversified self-adaptive execution equipment and a transfer mode.

The invention belongs to the technical field of building and construction of a nuclear power plant. Aiming at solving the problem that the drying work of current dry protection is not very convenient, the invention provides a method for dry protection of a reactor core of a dry reactor. The method comprises the following steps: (1) pre-burying an inner heater; (2) taking concrete in the step (1) as a test block; (3) assembling the dry protection; (4) fixing an outer heater; (5) fixing the outer heater on the test block; (6) starting the outer heater and the inner heater and heating and drying the dry protection and the test block; (7) keeping the heat of the dry protection and the test block until the weight of the test block is constant after the test block is continuously weighed for three times; and (8) naturally cooling the dry protection. The method is easy to operate so that the drying work of the dry protection becomes simple and convenient and the construction period is shortened.

The invention discloses a concrete crusher comprising a high temperature flame nozzle, an electric drill, a mechanical arm, and a transportation equipment, wherein, the high temperature flame nozzle and the electric drill are arranged at the end portion of the mechanical arm, the mechanical arm is arranged on the transportation equipment, the transportation equipment is provided with a control chamber, and an integrated control system for controlling the high temperature flame nozzle and the electric drill is arranged in the control chamber. According to the invention, the concrete crusher comprises the high temperature flame nozzle and the electric drill, wherein, the electric drill can be used for crushing the concrete of damaged pavement, and the high temperature flame nozzle can be used for decomposing the concrete to a certain extent and cooperating to further crush the concrete. After spraying by the electric drill and the high temperature flame nozzle, the damaged pavement can be repaired by using a few amount of concrete. The whole process is very convenient and fast.

The invention relates to the technical field of food processing, and concretely relates to a wet dust collector for a food processing workshop. The wet dust collector comprises a rack, a support frameis arranged on the rack, a dust collection cylinder and a cyclone dust collector are respectively arranged on the upper side and the lower side of the support frame, a water tank is arranged at the bottom of the rack, and a humidifier is further arranged on the other side of the rack. A dust inlet connector is formed in the top of the cyclone dust collector and connected with the bottom conical opening of the dust collecting hopper, a centrifuge is installed in the cyclone dust collector, an exhaust pipeline is installed at the top air outlet end of the centrifuge in an external connection mode, the bottom of the center line of the centrifuge is a dust exhaust end, and a dust exhaust pipeline is installed at the bottom of the center line of the centrifuge. A partition plate is arranged inthe inner cavity of the water tank, the water tank is divided into a dust soaking cavity and a humidifying water supply cavity by the partition plate, and the dust exhaust pipeline extends into the dust soaking cavity. The technical effect of efficient dust removal is achieved, and meanwhile the situation that water flow polluted by dust influences ambient air is avoided.

The invention discloses an electric spraying tackle which comprises a tackle base. Wheels driven by a motor are installed on the tackle base. A spraying angle adjusting mechanism connected with a spraying rod is arranged on the tackle base. The electric spraying tackle is used in cooperation with a hanging rail fixed to a greenhouse framework, the labor intensity of the spraying work of a greenhouse can be greatly relieved, liquid medicine is prevented from making direct contact with human skin, liquid medicine or fertilizer can be sprayed on surfaces of crop leaves and can also be sprayed on back sides of crop leaves, mist drops can be sprayed towards the crops all the time no matter whether the tackle advances forwards or backwards, and therefore the medicine effect and the fertilizer effect can be more sufficiently brought into play, and the electric spraying tackle is particularly suitable for being used and popularized in an ordinary greenhouse with criss-cross vegetable hanging steel wires.

The invention discloses hysteroscope and liquid collection minimally invasive mixed operating room equipment which comprises a rubber ball. An operation assembly is arranged on the right side of the rubber ball. According to the hysteroscope and liquid collection minimally invasive mixed operating room equipment, the expansion value of the rubber ball is not fixed, the rubber ball can continuouslyabut against the vagina of a patient, the sealing effect is ensured, the problem of overlarge stress between the rubber ball and the inner wall of the vagina of a patient is avoided, the problem of uterine distention liquid leakage due to expansion of the vaginal orifice of a patient is solved, and accurate metering of a uterine distention liquid during outflow is ensured. Through cooperation ofbolts, a first threaded rod, a support and a clamping groove, the expansion value of the rubber ball can be fixed, different operation requirements are met, whether the uterine distention liquid in the body of a patient flows out or not can be selected, and control by medical staff is facilitated. The hysteroscope and liquid collection minimally invasive mixed operating room equipment is convenient to fix, the fixing position is not limited to the body position of a patient, and time waste is reduced.

The invention discloses a tool used in electric transmission line installation and maintenance operation and particularly relates to an electric transmission line overhead wire outlet walker. The electric transmission line overhead wire outlet walker comprises two connecting rods in mutual independent arrangement, wherein the upper end of each connecting rod is provided with a main hook, and the lower end of each connecting rod is provided with a footboard. After the structure is adopted, through the arrangement, the structure is simple, the size is smaller, the weight is lighter, the use is safe and reliable, during tool device transportation and rod tower vertical transfer, the time and the labor are saved, the operation and the use are convenient, the skill level requirements on operators are lower, convenience and high speed are realized in the operation process, the operation time is short, the labor intensity of the operators is low, the maintenance time is saved, and the maintenance efficiency is improved; the height of the walker can also be regulated according to the concrete body height of human bodies, and the concrete use requirements of different users are met; and the balance stability of the operators is maintained through hauling rope pulling by auxiliary operators, and the operation efficiency is favorably improved.