191 results about "Mechanical transmission" patented technology

The present invention discloses a pectoral fin steering bionic fish driven by a dual-half-gear mechanism. The head of the fish comprises an outer shell formed by two interlocking shells, which is an asymmetrical structure with a waterproof cavity formed inside. Pectoral fins are arranged on either side of the outer shell, and a pectoral fin control mechanism for controlling the rotation of the pectoral fins is located within the waterproof cavity. The tail is formed by assembling a multi-section skeleton. A dual-half-gear tail swing mechanism for controlling the swing of the tail fin is located within the skeleton. The skeleton is covered with waterproof fish skin. The dual-half-gear tail swing mechanism includes a main shaft, two spaced-apart half-gears connected to the main shaft, and a rocker arm. The rocker arm has a mating gear, which is connected to a sleeve arm that is inserted into the rocker arm to form a linear bearing structure. The sleeve arm extends rearwardly through a pin to connect to the skeleton. The dual-half-gear mechanism and the linear bearing structure transmit swinging power to control the swing of the fish tail. The present invention utilizes a dual-half-gear tail swing mechanism to control tail swinging, resulting in high mechanical transmission efficiency, high control accuracy, and the ability to perform relatively complex motions.

The utility model belongs to the technical field of shock absorbers, and particularly relates to a hydraulic damping adjusting device of a shock absorber, the shock absorber comprises a hydraulic cylinder and a piston rod sleeved with a piston valve body, the piston valve body divides an inner cavity of the hydraulic cylinder into an upper oil cavity and a lower oil cavity, the piston rod is provided with a throttling channel, and a throttling rod axially slides on the piston rod. A pre-tightening spring is arranged between the throttling rod and the throttling channel, the hydraulic damping adjusting device comprises a hydraulic adjusting end cover, an adjusting cavity is formed in the hydraulic adjusting end cover, and the adjusting cavity and the throttling rod are matched with a hydraulic push rod on the hydraulic adjusting end cover through a plunger to be in transmission connection. According to the utility model, the throttle lever is driven to axially move in a hydraulic mode so as to adjust the flow area of the throttle channel and realize the damping force adjustment of oil flowing, so that the problems of time and labor waste and low adjustment efficiency caused by mechanical transmission matched adjustment are avoided, and meanwhile, the problem of leakage of damping oil in the prior art is effectively solved.

The present invention discloses a chemical agent dispensing device for groundwater remediation, comprising: an outer cylinder for drilling, a medicine storage device for storing chemicals is arranged inside the outer cylinder, a medicine injection cylinder for mixing the chemicals with water is slidably inserted into the outer cylinder, a drainage device for introducing part of the groundwater into the medicine injection cylinder is arranged inside the outer cylinder, and a medicine discharging device for discharging the chemicals in the medicine injection cylinder into the groundwater is arranged on the medicine injection cylinder; in the present invention, the rotating blades in the medicine discharging device automatically adjust the rotation speed of the screw rod according to the groundwater flow rate, so as to realize the automatic adjustment of the discharging speed of the chemicals in the medicine injection cylinder into the groundwater. When the groundwater flow rate is fast, the discharging speed of the chemicals is increased; when the flow rate is slow, the discharging speed of the chemicals is decreased, so that the chemical agent dosage precisely matches the actual situation of the groundwater, significantly improving the utilization efficiency of the chemical agent and the remediation effect. Moreover, its structure is mainly composed of a screw rod, rotating blades, etc., and it works relying on the groundwater flow and mechanical transmission, reducing the probability of failure and the maintenance cost.

The application discloses a rice transplanter and a profiling feedback device and a profiling method thereof, and belongs to the field of rice transplanters. The profiling feedback device of the rice transplanter comprises a guide piece, a pull wire, a pull sleeve and a limiting piece. The guide piece is rotationally connected to a floating boat and can move along with the floating boat. One end of the pull wire is connected to a rack of the rice transplanter, and the other end is fixedly connected to a tension sensor. The limiting piece is fixed to the rack, and the pull sleeve is located between the limiting piece and the guide piece. The pull wire is arranged in the pull sleeve and can move relative to the pull sleeve. When the guide piece moves, the guide piece can be pressed against the limiting piece to extrude the pull sleeve, cause the pull sleeve to deform, and then pull the pull wire, so that the pull wire transmits force to the tension sensor, and the planting part is controlled to move up and down. Compared with mechanical transmission in the related art, the structure is simplified, the volume is small, and maintenance is simple.

The invention discloses a riverway ecological protection slope, and relates to the technical field of riverway nursing, the riverway ecological protection slope comprises a protection slope body which is sequentially arranged from the slope top to the slope toe, the protection slope body comprises a foundation supporting layer, an ecological structure layer and a vegetation community layer from inside to outside, and the ecological structure layer comprises a geotechnical composite material layer laid on the foundation supporting layer; the geotechnical composite material layer is of a three-dimensional net-shaped structure or a bag-type structure. Complex mechanical transmission, movable parts and sealing structures are completely omitted. The ecological niche complementary mixed planting mode of deep-rooted shrubs, shallow-rooted herbaceous plants and slope toe aquatic plants is adopted, the deep-rooted shrubs can enhance the deep stability of a slope body, the shallow-rooted herbaceous plants quickly cover a slope surface to reduce surface erosion, the aquatic plants are connected with a water and land ecological interface, and the deep-rooted shrubs, the shallow-rooted herbaceous plants and the water and land ecological interface cooperate to form a multi-layer and high-stability vegetation community; the water and soil conservation capacity of the bank slope is improved, diversified habitats are provided for animals and plants, and the natural ecological function of the river bank slope is restored.

The invention discloses a livestock mechanical fault monitoring system based on edge calculation, and relates to the related technical field of mechanical fault monitoring, and the system comprises a mechanical transmission network building module which is used for building a multi-layer mechanical transmission network; the computing power configuration module is used for carrying out computing power configuration according to the criticality, the transmission dependency degree and the fault propagation influence of the node equipment and building a cloud-side platform structure; the monitoring execution link obtaining module is used for connecting a mechanical equipment sensing network to obtain a monitoring execution link; and the fault abnormal information identification module is used for dynamically distributing edge tasks and identifying fault abnormal information according to the change characteristics of the acquired data. The technical problem of poor mechanical fault monitoring and identification precision caused by insufficient real-time performance, weak fault propagation analysis capability and unreasonable computing power resource allocation of animal husbandry mechanical fault monitoring in the prior art is solved, and the technical effects of efficiently and accurately identifying faults, dynamically optimizing edge computing power and reducing the load of a cloud platform are achieved.

1. Name of the Design Product: Electric Clutch Winch (20000LB). 2. Use of the Design Product: A mechanical transmission device for towing or lifting heavy objects in fields such as construction, water conservancy projects, forestry, mines, docks, and transportation. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph that Best Illustrates the Design Key Points: Perspective View 1.

The utility model discloses a vacuum buffer tank feeding device which comprises a base, the top of the base is provided with a fixing frame through a pushing component, the top of the fixing frame is fixedly connected with two connecting rods, a material storage box is fixedly connected between the top ends of the two connecting rods, a baffle is fixedly connected in the material storage box, the material storage box is divided into two cavities, and the two cavities are communicated with the baffle. A vacuum pump is fixedly connected to the outer wall of one side of the material storage box, a discharging opening is formed in the bottom of the material storage box, a material guide plate is arranged on the inner wall of the bottom of the material storage box, and a material guide pipe is fixedly communicated with the interior of the discharging opening. Through the use of the vacuum pump and the spiral sheet, the device can uniformly feed materials in a mechanical transmission mode after baiting through air pressure, so that the feeding speed is controllable.

The invention discloses a five-prevention program mechanical locking device of an electric appliance cabinet and a gas insulated switchgear thereof. The device comprises an interlocking support; the switching-on locking plate is movably arranged on the interlocking support, and the switching-on locking plate locks a switching-on switch of the circuit breaker at the first position; the closing locking plate unlocks the closing switch at the second position; a closing switch of the circuit breaker in the opening state is located on a path of the closing locking plate moving from the second position to the first position; the opening locking plate is linked with the closing locking plate; the switching-on locking plate locks the switching-off electromagnet when the switching-on locking plate is at the first position, and unlocks the switching-off electromagnet when the switching-on locking plate is at the second position; the two-lock one-key program lock comprises a first program lock for locking the rear door and a second program lock for driving the closing locking plate to move; when the second program lock is locked, the closing locking plate is located at a first position; and when the program lock is unlocked, the closing locking plate is located at the second position. The problem that long-distance mechanical transmission accuracy is poor is solved.

The sampling detection device comprises a clamp body, a handle, a movable tool apron, a sample collection container and a cutting tool bit, the cutting tool bit comprises a tool and a butt joint, the butt joint is fixed to the end of the tool, the end of the butt joint is provided with an annular medicine storage bin, and an opening of the annular medicine storage bin faces the tool; a medicine storage and release structure is arranged in the annular medicine storage bin, an extrusion part is further arranged on the butt joint in a sliding mode, and an elastic pre-tightening part is arranged between the extrusion part and the butt joint. According to the sampling detection device, through a single handle driving source and an ingenious mechanical structure design, multiple functional units of cutting, sampling, transferring and dosing are highly integrated, multi-functional synchronous cooperation under coherent mechanical actions is achieved, the livestock ears serve as mechanical transmission media, and a dosing mechanism is automatically triggered in the movement process after sampling. Therefore, the time, the position and the triggering condition of liquid medicine release and the sampling action form internal and inevitable mechanical linkage and closed-loop feedback.

The invention discloses a spline meshing characteristic calculation method based on a time-varying meshing position. The spline meshing characteristic calculation method comprises the following steps: establishing a spline meshing state characterization model of a spline; the spline tooth backlash and the pressure angle containing parallel misalignment of the spline are obtained through the spline meshing state characterization model; establishing a spline single-tooth meshing stiffness calculation model through a potential energy method, the spline tooth backlash and the pressure angle; spline tooth meshing deformation coordination conditions are obtained according to the spline single-tooth meshing rigidity calculation model; a spline meshing deformation calculation method of the spline is obtained according to the spline tooth meshing deformation coordination condition; establishing a spline meshing force model containing parallel misalignment according to a spline meshing deformation calculation method; and acquiring spline meshing characteristics of the spline according to the spline meshing force model. According to the method, a spline meshing force model containing parallel misalignment is established; the spline meshing characteristics can be described more accurately, and the design of a high-speed, high-reliability and low-vibration mechanical transmission system is facilitated.

The invention relates to the technical field of biological sample deep hypothermia storage system control and adjustment, in particular to a deep hypothermia gas phase storage system and a control method thereof, and the deep hypothermia gas phase storage system comprises an upper cabin, a liquid nitrogen tank assembly, an aluminum disc assembly, a Stirling loop siphon cold screen and a liquid nitrogen making machine assembly. The control device is composed of a data acquisition module, a motion planning module, a position calibration module and an execution control module, temperature, identification and position data are collected in real time, data fusion and processing are carried out, a control instruction is generated to drive a mechanical transmission mechanism to complete sample access, motion tracks and temperature parameters are dynamically corrected, and closed-loop control flow is formed. The problem of positioning deviation caused by insufficient mechanical transmission precision in the prior art is solved, the risks of sample damage and cross contamination are reduced, and accurate operation of sample access and stable maintenance of a low-temperature environment are realized.

The application discloses a kind of mechanical transmission device of unpowered interrupt gear shifting, including built-in transmission shaft, hollow transmission shaft, gearbox shell, 1-2 gear shifting engagement sleeve, 1 gear double coupling gear, 2 gear double coupling gear, 3-4 gear shifting engagement sleeve, 3 gear double coupling gear, 4 gear double coupling gear, torque transmission adjusting device input shaft, left control oil circuit, torque transmission adjusting device, right control oil circuit, torque adjusting device output shaft, torque transmission driving gear, torque transmission device connecting shaft, gearbox output shaft, torque transmission driven gear, 1 gear driven gear, 2 gear driven gear, 3 gear driven gear, 4 gear driven gear.When gear shifting, the power of hollow transmission shaft is cut off by the main clutch of vehicle, which facilitates to connect gear position, and the built-in transmission shaft and torque adjusting device continuously provide power to gearbox output shaft, so that the power output of gearbox during mechanical gear shifting is maintained, and the mechanical gearbox unpowered interrupt gear shifting is realized.

The application discloses a kind of high temperature high pressure cylinder sample deformation measuring devices and methods in limited space, belong to rock mechanics experimental testing technical field, solve the sensor adaptability of existing HPHT triaxial test equipment, constrain triaxial chamber volume and the problem of high cost.The rigid measuring rod of traditional LVDT is replaced by inelastic flexible wire in the application, the volume is reduced, so that the triaxial chamber can be more miniaturized, and the first displacement sensor and the second displacement sensor are built-in in the triaxial chamber base, not only need to occupy the internal space of triaxial chamber, so that the triaxial chamber can be designed more compact, reduce the amount of confining pressure oil medium, shorten the temperature rising time, and avoid direct exposure to high temperature and high pressure environment, significantly improve its reliability in high temperature and high pressure environment, while using displacement sensor combined with inelastic flexible wire mechanical transmission scheme to replace imported special sensor, and reduce the cost.

1. The name of this design product: main transmission base. 2. Purpose of this design product: Components used for mechanical transmission of circular transmission belt equipment. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The invention belongs to the technical field of intelligent aquaculture, and particularly discloses a tidal power generation and intelligent cultivation system which comprises a power input module, a power transmission module, a power generation module and an intelligent cultivation module which are cascaded, the power input module is used for capturing sea wave impact kinetic energy, and the power transmission module is used for transmitting the sea wave impact kinetic energy to the intelligent cultivation module; the mechanical energy is input into the power transmission module; the power transmission module is used for stably transmitting mechanical energy and converting the mechanical energy into one-way rotating motion so as to drive the power generation module to work. The power generation module is used for converting mechanical energy into electric energy and supplying power to the intelligent breeding module; the intelligent breeding module is used for achieving intelligent breeding control and management based on power supply of the power generation module. By means of mechanical transmission and an intelligent control system, efficient conversion from tidal kinetic energy to electric energy and refined and automatic management of the breeding process can be achieved.

The application relates to a conveying structure, which comprises a supporting part, a telescopic part and a conveying guide wire, the telescopic part is made of a developing material, is fixed on the conveying guide wire near a distal end position, the supporting part is made of a developing material, is fixed on the conveying guide wire, is arranged on at least one side of the telescopic part, and the supporting part is attached to the telescopic part or has a preset gap between the supporting part and the telescopic part. On the premise of ensuring the stability of mechanical transmission, the supporting part further applies an axial force through the telescopic part to control the limiting positioning of the supporting part, so that element failure is avoided in the releasing and recycling process. Meanwhile, the telescopic part has high compliance, so that the flexibility of the whole instrument is improved, the rigidity of the whole instrument is reduced, the passing capacity of the instrument is improved, the resistance in the pushing process is reduced, the operation feeling of a surgeon is improved, and the clinical risk is reduced.

The application provides a garden residual leaf collecting device based on intelligent visual identification, and relates to the technical field of garden greening equipment. The device comprises a base, two installation blocks arranged in the base, two collecting claws arranged at the front of the base, a crushing wheel arranged in the base, and a mounting frame arranged in the base. In the application, the two pressing plates are gathered in the middle by the sliding block, so that the two pressing plates can extrude the crushed dry branches and residual leaves, avoiding the scattering of the residual leaves and reducing the collection space occupied by the residual leaves. The residual leaf grabbing action and the extruding action are combined in sequence by mechanical transmission, so that the step-by-step operation is omitted, the structure of the residual leaf grabbing and collecting is simplified, the assembly and use are convenient, the residual leaves are mixed with more branches, the residual leaf collecting and processing efficiency is improved, the residual leaves occupy a large space after being collected, the device is not heavy and is easy to control.

The utility model provides an anti-pollution laying hen feeding water feeder, which relates to the technical field of feeding and comprises a water feeding tank and a storage tank, and a PLC (programmable logic controller) is fixedly mounted on one side of the outer wall of the storage tank; automatic shielding mechanisms are fixedly connected to the front and rear surfaces of the water feeding tank, and an automatic drainage monitoring mechanism is arranged at the bottom of the storage tank; the automatic blocking mechanism comprises a bottom plate, fixing plates are fixedly installed on the two sides of the outer wall of the bottom plate, and a shell is fixedly connected to one end of the outer portion of each fixing plate. According to the automatic blocking device, by means of a connecting block, a coupler, a gear, a rack, a driving assembly, a guide rod, a sliding column and a baffle which are included in the blocking mechanism, the top of the water feeding tank is blocked; the water feeding container is arranged in the water feeding tank, so that external excrement or foreign matters are prevented from falling into the water feeding tank when water feeding is not needed, the water feeding container can be physically protected by adopting a mechanical transmission principle and through cooperation of a plurality of components, and a water source is prevented from being polluted by external factors.

The invention provides a humanoid robot mechanical eye movement driving mechanism and an expression control method, and belongs to the field of humanoid robotics.The humanoid robot mechanical eye movement driving mechanism is structurally composed of an eyeball assembly, a hollowed-out frame body, a double-shaking driving rod set, a hemispherical cavity middle connecting body, a space movement synchronous child-mother block and a three-dimensional control frame; through cooperative cooperation of the sliding block mechanism, the connecting rod and the spherical pair assembly, horizontal / vertical synchronous rotation of eyeballs and multi-dimensional movement such as eyelid opening and closing can be achieved, and compared with an electric control scheme, the multi-dimensional movement control device has the advantages of being simple, rapid in response, stable in control and the like.

The invention relates to the technical field of aquatic breeding equipment, and discloses a detachable aquatic filter multi-layer filter material module which comprises an outer shell, the inner side wall of the outer shell is fixedly connected with a bearing plate, two sliding rods are installed at the top of the bearing plate, and the outer surfaces of the sliding rods are sleeved with two tension springs; two second sliding blocks are slidably connected to the outer surface of the bearing plate, a first connecting rod is hinged to the top of one second sliding block, a second connecting rod is hinged to the top of the other second sliding block, a mounting seat is slidably mounted on the inner side wall of the outer shell, and three layered filter materials are mounted in the mounting seat. Through cooperation of a traction rope, a second sliding block and other components, the connecting rod is promoted to swing and jack up the mounting base, and the mounting base carries the multiple layers of filter materials to ascend and be exposed on the outer surface of the device. According to the design, the whole device does not need to be disassembled, the filter material can be conveniently exposed only through pure mechanical transmission, the filter material disassembling step is remarkably simplified, and the maintenance time is shortened.

The utility model aims to provide the synchronous opening and closing driving mechanism for the lateral propping type pipe guiding and guarding device, which can effectively control the translational motion of the guiding and guarding propping plates on the two sides, provided with the propping bases, in the guiding and guarding device in the horizontal direction through a simple mechanical transmission structure. It is guaranteed that the guide abutting plates on the two sides are synchronously close to or away from the pipe fitting to be subjected to positioning and guiding treatment, the guide device is prevented from generating horizontal pushing acting force on the pipe fitting in the clamping and fixing process, and therefore the pipe fitting is prevented from being extruded, deformed and damaged. The mechanism comprises a fixed bottom base, guide plates installed on the two sides of the bottom base and a pair of guide and guard supporting and abutting plates which are movably arranged on the guide plates and can do translational motion, and an opening and closing control assembly is further arranged on the bottom base. The assembly can be driven by the driving device to drive the guide and guard supporting and abutting plates on the two sides to synchronously move inwards or outwards, and the guide and guard device is controlled to be switched between the opening state and the closing state.

A 13-gear large-torque mechanical transmission comprises a first shaft and a first shaft gear which are coaxially connected, and further comprises a second shaft coaxial with the first shaft, a plurality of gear position gears are coaxially arranged on the second shaft, and gear position synchronizers corresponding to the gear position gears are further coaxially arranged on the second shaft, and the 13-gear large-torque mechanical transmission is characterized in that second shaft spline pads are coaxially arranged between the gear position gears and the second shaft; a plurality of grooves are evenly distributed in the inner circumference of each two-shaft spline pad, limiting grooves are formed in the peripheries of the two shafts corresponding to the grooves, hexagonal keys parallel to the axes of the two shafts are arranged in the spaces between the grooves and the corresponding limiting grooves, top gaps are reserved between the hexagonal keys and the top faces of the grooves, and side gaps are reserved between the hexagonal keys and the opposite side faces of the grooves. Through reasonable arrangement of component structures, the fatigue life and static torsional strength of the 13-gear transmission are integrally improved, the matching requirement of a large-torque engine is met, and the requirements of vast customers for transportation efficiency and fuel economy are met; meanwhile, the device can be applied to 13-gear same-series products, and the purpose of reducing the market failure rate of the same-series products is achieved.

The utility model relates to the technical field of high slope supporting equipment, in particular to a high slope supporting device which comprises a supporting structure, flexible connecting belts and an anchor rod structure, the flexible connecting belts are installed on the two sides of the supporting structure, and the anchor rod structure is installed in the supporting structure. The supporting structure comprises an arc-shaped pressure-bearing plate, a U-shaped clamping groove, a transverse convex rib, a longitudinal anchor rod, a first anchor hole and an assembling groove, the flexible connecting belt comprises an assembling part, a mounting convex block, a steel rope and an assembling anchor hole, and the U-shaped clamping groove is formed in the arc-shaped pressure-bearing plate. According to the utility model, slope surface load can be effectively converted into axial tension, seepage water pressure can be effectively dispersed in combination with the drainage grooves formed in the surface of the supporting structure, the overall shear resistance of a supporting system is remarkably improved through mechanical transmission among the multiple stages of bearing plates, and high-efficiency protection performance is provided for deep slippage risks of a heterogeneous slope.

To provide a work machine having both mechanical transmission and HST, which can improve a fuel efficiency while suppressing a reduction in durability of a component of the HST.SOLUTION: A work machine includes a drive source, a first drive wheel, a mechanical transmission, a second drive wheel, an HST, and a controller. The mechanical transmission transmits a drive force of the drive source to the first drive wheel. The HST includes a hydraulic pump, a hydraulic motor, and a drive circuit. The hydraulic pump is driven by the drive source. The hydraulic motor is driven by the work fluid discharged from the hydraulic pump. The drive circuit connects the hydraulic pump and the hydraulic motor. The HST transmits the drive force of the drive source to the second drive wheel. The controller acquires the current speed gear of the mechanical transmission. The controller controls the HST such as to restrict the hydraulic pressure of the drive circuit to be equivalent to or less than a cutoff pressure depending on the current speed gear.SELECTED DRAWING: Figure 7

The invention discloses an underground water remediation and treatment medicament feeding device which comprises an outer cylinder used for drilling, a medicament storage device used for storing medicaments is arranged in the outer cylinder, a medicament injection cylinder used for mixing the medicaments and water is inserted in the outer cylinder in a sliding mode, a drainage device used for guiding part of underground water into the medicament injection cylinder is arranged in the outer cylinder, and the drainage device is used for guiding the underground water into the medicament injection cylinder. A chemical discharging device for discharging chemicals in the chemical injection cylinder into underground water is arranged on the chemical injection cylinder; the rotating speed of a screw rod is automatically adjusted through rotating blades in the chemical discharging device according to the flow speed of underground water, the speed of chemical discharged into the underground water in the chemical injection cylinder is automatically adjusted, and when the flow speed of the underground water is high, the chemical discharging speed is increased; the flow speed is low, the agent discharging speed is reduced, the agent feeding amount accurately conforms to the actual situation of underground water, the agent utilization efficiency and the repairing effect are remarkably improved, the structure is mainly composed of the spiral rod, the rotating blades and the like, the fault occurrence probability is reduced through underground water flowing and mechanical transmission work, and the maintenance cost is reduced.

The application discloses a kind of full-automatic sputum dyeing system and method of slice, the system of the present application will three-dimensional mechanical transmission device, sputum homogenization device, consumable storage device, slice mechanical device, glass slide collection device, oil drop device, dyeing reagent input device and controller are integrated in rack, using PLC programmable controller to automatically control the system, automatically complete to sputum homogenization, dyeing and slice, complete the whole process of sputum smear production.The present application has the advantages of high degree of automation, low cost, high sputum smear production efficiency and good sputum smear production quality, meets the needs of medical system for sputum smear production, reduces the probability of infection to medical staff.

The invention relates to the technical field of agricultural machinery, in particular to a hydraulic drive fan for an air-blowing type no-tillage planter capable of accurately adjusting speed, which comprises a fan shell, a hydraulic motor is fixedly mounted on the outer wall of the fan shell, an oil inlet port of the hydraulic motor is fixedly communicated with a plurality of oil inlet pipes, and an exhaust pipe is fixedly communicated with the circumferential side wall of the fan shell. The top end of the exhaust pipe fixedly communicates with a self-adaptive speed adjusting assembly. According to the air-blowing type sowing fan equipment, the mode that the impeller is driven by the hydraulic motor to rotate is adopted to replace traditional mechanical transmission to drive the fan to operate, the safety and reliability of operation of the air-blowing type sowing fan equipment are effectively improved, the particle size of seeds can be accurately detected, and the air-blowing speed of the seeds can be adjusted in a self-adaptive and stepless mode according to the particle size of the seeds; the air-blowing type seeding quality is effectively improved, and meanwhile, the feeding vibration frequency can be adaptively adjusted according to the seeds with different particle sizes, so that the seeding density of the seeds is uniform, and the seeding uniformity and continuity of the seeds are improved.

The application belongs to the technical field of intelligent aquaculture, and specifically discloses a tidal energy power generation and intelligent aquaculture system, which comprises a cascaded power transmission-in module, a power transmission module, a power generation module and an intelligent aquaculture module, wherein the power transmission-in module is used for capturing the kinetic energy of sea wave impact and converting the kinetic energy into mechanical energy input into the power transmission module; the power transmission module is used for stably transmitting the mechanical energy and converting the mechanical energy into unidirectional rotary motion to drive the power generation module to work; the power generation module is used for converting the mechanical energy into electric energy and supplying power for the intelligent aquaculture module; and the intelligent aquaculture module is used for realizing intelligent control and management of aquaculture based on the power supply of the power generation module. Through the mechanical transmission and intelligent control system, the tidal kinetic energy can be efficiently converted into electric energy, and the aquaculture process can be finely and automatically managed.

The invention discloses an air-assisted fish feed feeding device which comprises a variable-frequency vector fan, a supercritical conveying loop and a plurality of feeding units. The method is specially developed for modern factory-like circulating water culture working conditions; the device adopts a full-pneumatic topological design, a modularized non-mechanical transmission framework is innovatively realized, and the electromechanical fault chronic problem of traditional equipment is solved in a breakthrough manner; the device has a multi-mode spraying function, a dynamic water spray effect can be generated, the behavior induction requirements of visual feeding fishes such as micropterus salmoides can be accurately met, the feeding range can be adjusted according to the size of the pond body, and the phenomenon that the water spray is sprayed out of the pond cannot occur; the material storage cavity is of a bionic hyperboloid flow guide structure, and gravity self-flowing and pneumatic auxiliary discharging technologies are combined. A discharging pipe of the feeding device is provided with a multi-stage precise control scale valve system, and 0.5 mm level feeding amount fine adjustment is achieved.