79 results about "Subsoiler" patented technology

The invention belongs to the technical field of agricultural machinery, and particularly relates to a pangolin and white tail mole coupling bionic resistance-reduction abrasion-resistance subsoiler which comprises a shovel handle and a shovel head, the shovel handle is provided with a cutting edge profile curve, an inner directrix and an outer contour line, the outer contour line is a bionic curve, and the expression of the bionic curve is # imgabs0 #. The expression of the depth D and the width W of each bionic texture and the expression of the distance B between every two adjacent bionic textures are as follows: D = alpha L + 45, W = beta L + 440 and B = gamma L + 300, alpha, beta and gamma are fixed values, and L is the length of the shovel head. In the subsoiler, the shovel handle simulates the dig claw toe of the white tail mole, and the shovel head simulates the pangolin scale texture, so that the tillage resistance and abrasion of the subsoiler are effectively reduced, and the resistance-reducing abrasion-resisting effect is improved.

The invention discloses a low-resistance deep-scarification fertilizer spreader for saline-alkali soil based on self-adaptive control, and provides an innovative scheme aiming at the problems of soil hardening, non-uniform application of a modifier, low operation efficiency and the like. The whole machine comprises a rack, a modifier box, a double-row shovel, a multi-leaf discharger and an intelligent control system. A front row of shovels and a rear row of shovels are designed, a front triangular shovel reduces tillage resistance through wedge-shaped splitting, a rear subsoiler cuts off soil capillary tubes, a discharging pipe is arranged in the rear subsoiler, and deep and accurate throwing of an improver is achieved; 2, PID parameters are optimized based on an improved genetic algorithm, closed-loop control and low-pass filtering noise reduction are combined, a self-adaptive control system is constructed, and the discharging amount and the advancing speed are dynamically matched; the soil pressing roller and the shovel are designed cooperatively, the whole process of soil breaking, deep scarification, agent applying and pressing is completed at a time, and efficiency is improved. Through a low-resistance structure, intelligent control and integrated operation, the equipment breaks a hardened layer, inhibits salt from moving upwards, improves the utilization rate of an improver, has the characteristics of high efficiency, low consumption and ecological protection, and meets the treatment requirements of saline-alkali soil.

The invention relates to the field of agricultural machinery. The stubble cleaning, deep scarification, crushing and mixing combined soil preparation machine for the saline-alkali soil is provided. The stubble cleaning machine mainly comprises a high-speed stubble cleaning part (1), a power subsoiler part (2), a rack type crushing and mixing part (3), a rack (4), a three-point suspension device (5), a power subsoiler part gearbox (6), a main gearbox (7), a universal joint transmission shaft (8) and a stubble cleaning and crushing and mixing part transmission system (9). The stubble cleaning part (1) is composed of two rows of stubble cleaning blades (104) rotating at a high speed, straw can be fully smashed, meanwhile, the first row of blades cut and preliminarily smash the straw on the earth surface, the second row of blades further smash the straw and throw straw particles to the periphery, the small-particle straw can be fully mixed with soil more easily, straw decomposition is promoted, and the stubble cleaning effect is better. The soil organic matter content is increased; the power subsoiling shovel part (2) can cut and throw soil, compared with an existing subsoiler, the subsoiling mechanism has the advantages that transverse extrusion on the soil is smaller, the granular structure of the soil cannot be damaged, a plow pan is not prone to being formed, underground water can be conveniently sucked upwards in drought and permeated into water on the ground in waterlogging, and the performance of the subsoiling mechanism is better than that of a subsoiling plow. According to the rack type crushing and mixing part (3), a rack rotating at a high speed is matched with a spring, soil thrown in the air is rapidly beaten, the problems that soil hardening of the saline-alkali soil is serious, and soil blocks are not prone to being ground and crushed are solved, and pressing teeth can press straw particles into the soil and fully stir the straw particles, so that the straw particles are mixed more evenly; the compacting teeth can compact the soil after deep scarification, and soil crushing, mixing, compacting, soil leveling and the like are completed.

The invention discloses a dual-mode orchard gas explosion subsoiler, and belongs to the technical field of agricultural mechanical devices. Comprising a moving platform, an electric telescopic arm device, an air generating device, an air conveying device, a handheld operating device, a pedal device, an angle adjusting device, a self-closed double-layer pneumatic deep scarification device and a self-closed soil penetrating device. The electric telescopic arm can move up and down and stretch out and draw back to adapt to plant spacing, and automatic deep scarification operation is achieved at a proper position; in an area where the terrain is complex and the platform is difficult to enter, the handheld operating device can be detached from the mobile platform and manually operated by an operator, and the subsoiling operation position is flexibly selected; the self-closed double-layer pneumatic deep scarification device enables the air holes to coincide by adjusting the angle of the inner-layer air rod, soil can be prevented from entering the air channels in the soil penetrating process, and blockage caused by the fact that the soil enters the air channels is effectively prevented; the fruit tree deep scarification device has portability and high efficiency, can cover the deep scarification requirement around fruit trees, and prevents soil from entering an air passage.

The utility model provides a strip tillage machine with a low-lying land soil moisture dispersing and temperature raising function. Comprising a machine frame, a gearbox, a subsoiler, a lower suspension frame, a subsoiler base, a depth limiting land wheel, a depth limiting land wheel adjusting screw rod, a coupler, an upper suspension frame, a pressing roller support, a pressing roller adjusting spring, a pressing roller, a soil covering disc, a soil covering disc support, a side gearbox, a strip tillage cutter roller, a rotary tillage cutter, a small pear plow mounting base, a left small pear plow, a right small pear plow, an upper adjusting nut and a lower adjusting nut. The device comprises a depth limiting land wheel mounting seat, a pressing roller adjusting hole, a pressing roller adjusting rod, an R-shaped wave pin, an adjusting spring cushion, a small pear turning fixing bolt, a rat channel component fixing bolt and a rat channel component. According to the strip tillage machine with the low-lying land moisture-dissipating and temperature-raising functions, provided by the utility model, the deep scarification shovels with the rat channel components are adopted according to the requirements of low-lying land moisture-dissipating and temperature-raising, so that the through rat channels are formed; deep rotary tillage is adopted, and the soil ventilation performance is improved; two sides of the front part are hooked to form drainage and ventilation ducts by pears; and the pressing strength of the pressing roller can be conveniently adjusted, so that the effect of quickly dispersing soil moisture is achieved, and the problem is well solved through the technical measures.

The invention belongs to the technical field of soda saline-alkali soil improvement, and particularly relates to a method for desalting a dry farmland plough layer of soda saline-alkali soil. The method comprises the following steps that (1) a soil subsoiler provided with a vibration subsoiling shovel is used for conducting vibration type subsoiling on the soda saline-alkali soil, and the soil loosening depth ranges from 40 cm to 60 cm; the modifier comprises the following components: aluminum sulfate, decomposed cow dung, a mixture of fermented gills and fish viscera, zeolite, carbonized rice husks, potassium fulvate, sulfur powder and compound bacteria, (2) in spring of the current year, a modifier is uniformly scattered on the soil surface of the soda saline-alkali land after deep scarification; after the modifier is spread, the modifier is mixed into the soil surface layer within the depth range of 0-20 cm by adopting a staggered rotary tillage method, soil blocks are harrowed and crushed by using a disc harrow after rotary tillage, and the land is leveled. The method provided by the invention can effectively reduce salt and alkaline components in the soil and improve the content of organic matters in the soil.

The invention relates to a profiling two-section subsoiler for hilly and mountainous areas, and belongs to the field of agricultural mechanical equipment. The deep scarification device comprises a three-point suspension device, a first-stage profiling device, a second-stage profiling device, a first-stage deep scarification device, a second-stage deep scarification device, a rear soil crushing device, a rack and a stop dog, the first-stage deep scarification device is located at the front end of the rack, the second-stage deep scarification device is located behind the first-stage deep scarification device, the soil penetrating depth of the first-stage deep scarification device is small, and the soil penetrating depth of the second-stage deep scarification device is small. The secondary deep scarification device is deep in soil, the primary deep scarification device and the secondary deep scarification device are matched to complete deep scarification operation of cultivated land, the primary deep scarification device is installed on the primary profiling device, the secondary deep scarification device is installed on the secondary profiling device, the rear soil crushing device crushes deep scarified soil, and follow-up cultivation operation is facilitated. The subsoiler solves the problems of low terrain flatness of cultivated land in mountainous areas and hills, low operation matching horsepower of the subsoiler, large subsoiling operation resistance, poor effect and difficulty in breaking a plow pan, so that the subsoiling operation of the cultivated land in the hilly areas is efficient and rapid.

The present invention relates to an assembly or kit for adjusting agricultural machinery for deep soil conditioning or soil decompaction processes with a variable depth setting, suitable for being incorporated into new or existing agricultural machinery, such as decompactors, subsoilers, chisel ploughs, paratill ploughs, weeders and the like, which is characterised in that it comprises a hydraulic control device interposed in the hydraulic circuit of said agricultural machinery, usually between the hydraulic fluid pressure pump and the actuators, which are usually hydraulic; and a programmable control device, which contains stored information about the ground to be worked, such as moisture, compaction level and other parameters of interest for the task, and which is programmed to determine the depth of penetration of the agricultural implement of the machinery into the soil based on said parameters.

The invention is applicable to the technical field of agricultural equipment, and provides an adjustable groove and deep scarification all-in-one machine used under straw coverage, which comprises a deep scarification machine tool, the deep scarification machine tool is dragged by a tractor, and the deep scarification machine tool comprises a rack, and a groove and a deep scarification component which are arranged on the rack; the anti-stacking component is installed on the machine frame and located on the front side of the groove and deep scarification component, and the anti-stacking component comprises a third hydraulic rod, an installation plate, a second stepping motor, a disc body, a pin rod, a connecting rod, a guide sleeve, an installation rod and a push rake. A second stepping motor drives a disc body to rotate, the disc body drives a pin shaft to revolve, the pin shaft drives a mounting rod to move front and back and swing in a reciprocating mode, the mounting rod drives a push rake to move front and back and swing in a reciprocating mode, straw on the ground can be pushed to the two sides, and therefore the straw is prevented from being dragged and piled to form a straw bag.

The invention relates to agricultural farming machinery, in particular to a bionic anti-drag subsoiler based on the contour curve of the second toe of the forefoot of a mole cricket. According to the bionic anti-drag subsoiler based on the contour curve of the second toe of the forefoot of the mole cricket, the bionic anti-drag subsoiler is designed through the contour curve of the second toe of the forefoot of the mole cricket, so that the tillage resistance of the subsoiler is reduced, and oil consumption of subsoiling operation is reduced. According to the technical scheme, the bionic anti-drag subsoiler based on the contour curve of the second toe of the forefoot of the mole cricket is characterized in that a bionic shovel handle comprises a shovel handle straight handle section and an arc-shaped shovel handle bionic section, wherein the upper end of the shovel handle bionic section is smoothly connected with the shovel handle straight handle section into a whole; the longitudinal section contour line of the soil contact side of the shovel handle bionic section is based on the inner contour line of the longitudinal section of the second toe of the forefoot of the mole cricket, and the longitudinal section contour line of the soil separation side of the shovel handle bionic section is based on the outer contour line of the longitudinal section of the second toe of the forefoot of the mole cricket; the left contour line and the right contour line of the bionic shovel point are based on the left contour line of the second toe of the forefoot of the mole cricket.

This invention relates to an overload protection device and method for a subsoiler shovel based on hydraulic control. The overload protection device for the subsoiler shovel includes a four-bar linkage, a subsoiler unit, a hydraulic actuator, an adjustable dynamic damping buffer mechanism, a control system, and a hydraulic and power supply system. The hydraulic and power supply system includes a multi-channel hydraulic output port for the power machinery and an on-board battery. The hydraulic actuator includes a hydraulic cylinder, a pressure holding module, an overload unloading module, and an oil tank. Two adjustable dynamic damping buffer mechanisms are provided on the left and right sides of the hydraulic cylinder. Each adjustable dynamic damping buffer mechanism includes a first telescopic rod, a second telescopic rod, a first connecting piece, a second connecting piece, a nut, a spring seat, a spring, a first threaded rod, a second threaded rod, and a support plate. The control system includes a data acquisition unit and a control unit. This invention can control the subsoiler shovel to move quickly and accurately, the overload protection critical resistance value is easily adjustable, and the shovel quickly returns to its working state after overload protection.

A leg assembly 10 for a subsoiler. The leg assembly comprises a leg 11 and a ground tilling portion 12. The leg 11 is adjustably mounted to a mounting section 13 of the subsoiler via an adjustment arrangement 14. The leg 11 is adjustable relative to the mounting section 13 of the subsoiler such that the angle of attack of the ground tilling portion 12 relative to the ground is adjustable.

A power-driven intertillage fertilizer applicator belongs to a fertilizer applicator technology. The tractor transmits power to the gearbox through the universal input shaft, the gearbox transmits the power to the multiple rotary tillage crushing units through the transmission system for rotary tillage operation, the multiple rotary tillage crushing units are installed at the lower end of the rack side by side, and a subsoiler installed on the rack is arranged in front of each rotary tillage crushing unit. The rotary tillage crushing unit is driven by the power of a tractor to perform rotary tillage operation, and compared with the conventional unpowered cultivator, the rotary tillage crusher has a better soil crushing effect, has no obvious soil blocks, and is beneficial to the growth of crops. The four-connecting-rod profiling forming device is adopted, the profiling effect is good, and the adaptability is higher when the four-connecting-rod profiling forming device works on the land with the uneven terrain. The drip irrigation belt is laid in the intertillage process, and the production efficiency can be improved. And after the former cover plate and the connecting square pipe are detached, the device can be used for post-seedling intertillage, so that the utilization rate of the intertillage fertilizer applicator is improved, and the cost is reduced.

The utility model provides a hook structure of a subsoiler, and belongs to the technical field of subsoilers. Comprising a mounting frame and a hook mechanism, a supporting frame is fixedly mounted at the top of the mounting frame, the hook mechanism comprises a mounting plate, the mounting plate is fixedly mounted at the top of the supporting frame, a positioning plate is slidably mounted on the upper surface of the mounting plate, a positioning hole is formed in one side face of the positioning plate, and a vertical rod is fixedly mounted outside the positioning plate; a connecting frame is slidably mounted in the vertical rod, a sliding groove is formed in the upper surface of the mounting plate, a thin groove is formed in the inner wall of the sliding groove, and a sliding block is arranged in the sliding groove. By arranging the movable positioning plate on the upper surface of the mounting plate, the positioning plate can be controlled to move, and positioning holes in the positioning plate correspond to holes in mounting equipment on a tractor in position, so that the mounting frame is fixedly mounted on the tractor, the position of the positioning plate can be effectively adjusted instead of a movable tractor or a movable subsoiler, time is saved, and the working efficiency is improved. The mounting efficiency is improved.

The utility model provides a vibration subsoiler driven by a hydraulic motor, which comprises a main frame, a lower suspension bracket, an upper suspension bracket, a subsoiling shovel mounting seat, an eccentric wheel, a press wheel, a vibration connecting rod, a subsoiling shovel handle, a subsoiling shovel tip, a driving hydraulic motor, a shovel tip vibration central shaft, a shovel tip and vibration connecting rod articulated shaft and an eccentric shaft, according to the vibration subsoiler driven by the hydraulic motor, the subsoiler tip is driven by the hydraulic motor to vibrate, a plough layer is not disturbed, soil is loosened, excessive transmission parts are not arranged, the structure is compact and light, the amplitude can be adjusted according to the actual operation soil specific resistance, and the vibration subsoiler is well suitable for subsoiling operation of different land parcels.

The utility model discloses a scraping mechanism for a power subsoiler cutter, which comprises a rack, a subsoiling component is arranged at the bottom of the rack, the subsoiling component comprises a vertical loosening plate, the top of the vertical loosening plate is fixedly connected with a positioning shaft and a movable shaft, and the top ends of the positioning shaft and the movable shaft are respectively and rotatably connected with a fixed frame and a movable frame. By means of the deep scarification assembly, in the process that the cultivator drives the device to advance, the motor is started to drive the crank to rotate, the shifting rod drives the movable frame to move back and forth in a reciprocating mode, at the moment, the parallel vertical loosening plates swing back and forth along with the deep scarification assembly, and the deep scarification effect is achieved. By means of the structure, soil on the two sides of the loosening plate in the width direction can be fluctuated back and forth while the vertical loosening plate rips the soil, the deep loosening effect on the two sides of the vertical loosening plate in the width direction is improved, more vertical loosening plates are prevented from being installed, and the flexibility of the device is improved.

The utility model relates to the technical field of subsoiling shovels, in particular to a hydraulic subsoiling shovel which reduces the working resistance of a rotary cultivator, improves the soil smashing effect, improves the overhaul and maintenance convenience and improves the use efficiency. Comprising a supporting arm and a deep scarification head which is installed at the bottom end of the supporting arm. The rotary cultivator further comprises a fixing device, a lifting device, a sleeve and two sets of soil breaking pieces, the supporting arm vertically slides to penetrate through the sleeve, the sleeve is installed at the front end of the rotary cultivator through the fixing device, the fixing device is used for fixing the position of the sleeve, the lifting device is installed on the fixing device and arranged on the side of the sleeve in a pushing mode, and the lifting device is used for driving the supporting arm to ascend and descend. The two groups of soil breaking sheets are mounted on the left and right sides of the deep scarification head respectively.

The application discloses an intelligent deep scarification spade, a ploughing layer resistance continuous sensing method and a ploughing depth intelligent regulation and control system. The intelligent deep scarification spade comprises a connecting frame and a spade handle. The lower end of the spade handle is provided with a spade tip. A plurality of soil breaking blocks are mounted on the front side of the spade handle. Each soil breaking block is connected with the spade handle through a strain pressure sensor. The strain pressure sensor comprises a connecting block and a first strain gauge. A total soil breaking force detection sensor is connected between the spade handle and the connecting frame. The connecting block comprises a narrow body part and a wide body part. The narrow body part is provided with a connecting end and a neck part. The neck part is provided with a first through hole. The first strain gauge is mounted on the outer wall of the neck part. The wide body part is provided with a notch. The wide body part has two forked parts. The end parts of the two forked parts are connected with the soil breaking blocks. In the two adjacent strain pressure sensors, the corresponding narrow body part of one is embedded in the notch of the connecting block of the other. Except that the connecting end directly contacts with the front side of the spade handle, there is a gap between the other parts of the connecting block and the spade handle.

The present invention relates to a method for improving the growth environment of greenhouse crops, in which soil around crops or around places in which the crops are to be planted is finely crushed by a subsoiler in a state in which the crops are planted in the soil or before the crops are planted, a plurality of through-holes deeper than the root depth of the crops are formed at regular intervals around the crops or around the places in which the crops are to be planted by using a through-hole drilling tool or an air supply pipe of the subsoiler, and water pipes connected to a water tank are inserted into the through-holes so as to reach the ground, and then supplied with water so that the water flows out from the bottom of the through-holes to form a wide water retention layer under the roots. The method can provide not only stable growth of the crops but also sufficient water, oxygen, and nutrients, and minimizes the humidity in indoor air, thereby creating the most suitable environment for crop growth.

The application provides a subsoiler for monitoring dynamic changes of soil in real time, and relates to the technical field of intelligent subsoiling, which comprises a rack, a speed sensor, a subsoiling device, a traction device and a soil morphology monitoring device; the speed sensor is installed on the rack and used for detecting the moving speed of the subsoiler in real time; the traction device is fixedly connected with the rack; the subsoiling device comprises a subsoiling shovel and is used for subsoiling soil; the soil morphology monitoring device is installed behind the subsoiling device and comprises a line laser emitter, a binocular camera and an upper computer; the line laser emitter emits line laser behind the subsoiling shovel; the binocular camera is installed directly above the light; the binocular camera sends the line laser picture to the upper computer in real time, and the upper computer processes the picture to generate soil point cloud data at each moment. The subsoiler can monitor the soil morphology changes in the whole subsoiling process, realize the visualization of the whole subsoiling process and reduce the amount of manpower used during work.

The utility model relates to the field of beating machines, in particular to a beating machine capable of improving soil hardening, and aims to solve the technical problems that in the prior art, a beating machine and a subsoiler are designed in a split mode, frequent disassembly and assembly are needed when different operations are carried out, and time is wasted. The hydraulic support is connected with a hydraulic lifting system of a traction vehicle, a deep scarification shaft is rotatably connected in the hydraulic support in front of the beating shaft, the upper ends of a plurality of deep scarification shovels are connected to the deep scarification shaft at equal intervals, the middle of each deep scarification shovel is connected with a rotating rod, a hydraulic cylinder telescopic end is rotatably connected to the rotating rod, and a hydraulic cylinder fixed end is rotatably connected to a fixed rod. The two ends of the fixed rod are connected between the hydraulic supports on the two sides, in the subsoiling process, the subsoiling shovels are controlled to deform to be in a working state, a non-grouted paddy field is subsoiled, the pulping knife breaks cakes turned out by the subsoiling shovels to play a rotary tillage role, after grouting, the pulping knife conducts pulping operation, and the subsoiling shovels are controlled to deform to be in a contraction state so that advancing of a traction vehicle can not be hindered.

The invention discloses a portable harvesting and sowing all-in-one machine which comprises a frame, and the frame is sequentially provided with a front auxiliary guide wheel, a first driving installation assembly, a sowing discharging bin, a soil covering assembly and a rear power wheel in the advancing direction. The front auxiliary guide wheel is connected with the operating handle; the first driving mounting assembly is connected with a reaper or a soil loosening plough; a rotary disc is arranged in the seeding blanking bin and connected with a second driver, hole bins are uniformly arranged on the periphery of the rotary disc, a blanking port is formed in the top of the seeding blanking bin, a storage funnel is arranged above the blanking port, and a blanking hole is formed in the bottom of the seeding blanking bin; the soil covering assembly is used for gathering soil to the middle; the rear power wheel is connected with a third driver; supporting universal wheels are arranged on the two sides of the frame in the width direction. The harvester integrates two functions of harvesting and sowing, achieves the purpose of one machine with multiple purposes, and is light, flexible, high in efficiency and controllable in preparation cost.

The invention discloses a self-propelled multifunctional angelica dahurica harvester, and belongs to the field of agricultural mechanical equipment. Comprising a crawler-type chassis, a power transmission device, a hydraulic system, a frame, a radix angelicae collecting device, a stem and leaf collecting box, a stem and leaf clamping and conveying device, a stem and leaf cutting device, a soil removing device and a vibration subsoiler. The angelica dahurica collecting device and the stem and leaf collecting box are hinged and fixed to the frame, the stem and leaf clamping and conveying device is fixed to the left side of the advancing direction of the angelica dahurica harvester, a vibration subsoiler, a depth wheel and a stem and leaf gathering device are fixed to the front end of the stem and leaf clamping and conveying device, a soil removing device is arranged in the middle of the stem and leaf clamping and conveying device, and a stem and leaf cutting device is arranged at the tail end. Power transmission and hydraulic pressure of the whole machine are controlled through a console, and position control over the clamping and conveying device, motion control over all components and control over a walking system are achieved. The integrated operation of radix angelicae pulling, soil removing, stem cutting and collecting is achieved; particularly, due to the design of the vibration subsoiling shovels, loosening of various kinds of angelica dahurica planting soil can be met by changing the vibration frequency, resistance during angelica dahurica pulling is reduced, the integrity rate of angelica dahurica pulling is increased, labor intensity and harvesting cost are remarkably reduced, and mechanized and efficient angelica dahurica harvesting is achieved.

The invention discloses an adjustable disc cutting loosening-layering flexible chain type deep scarification all-in-one machine for a shallow layer of saline-alkali soil, and belongs to the technical field of agricultural machinery. The machine tool comprises a rack, a transmission system, and a shallow soil loosening device, a narrow-handle flexible chain type deep scarification device, an interval break shovel steel wire rope device and a soil ventilation mouse channel generation device which are sequentially arranged on the transmission system. The shallow soil loosening device is positioned at the front part of the machine tool, adopts a spirally-arranged inclination-angle-adjustable cutter head and is used for cutting and crushing a hardened layer on the earth surface; the narrow-handle flexible chain type deep scarification device is provided with a vibration mechanism, high-frequency vibration deep scarification is achieved through a narrow-section shovel handle, and soil penetrating resistance is effectively reduced; according to the spaced break shovel steel wire rope device, a plurality of high-strength steel wire ropes are fixedly connected to the lower portions of shovel handles of the adjacent subsoiling shovels, and large hardened soil obtained after subsoiling is subjected to secondary collision and crushing; and the soil ventilation rat channel generation device is arranged behind the subsoiler and is used for extruding at the bottom of the subsoiling ditch to form a stable ventilation channel. The device integrates the functions of shallow-layer soil crushing, deep-layer vibration deep scarification, flexible soil crushing and rat channel ventilation, multiple working procedures of saline-alkali soil improvement can be completed through one-time operation, the traction resistance is remarkably reduced, the soil crushing efficiency and the soil breathability are improved, and the device is suitable for mechanical improvement operation of moderate and severe saline-alkali soil.

The invention discloses a stubble wind tunnel type hydrogen-rich gasification combustion insecticidal steam extinguishing deep plougher, which comprises a deep plougher and a stubble wind tunnel type hydrogen-rich gasification furnace installed on the deep plougher, wherein the stubble wind tunnel type hydrogen-rich gasification furnace comprises a furnace body (42) for burning stubble, a wind gathering device (21) for introducing external airflow into the furnace body (42), an airflow distributor (22) for distributing the introduced airflow, a drip irrigation device (24) for dripping water into the airflow distributor (22), and a water vapor reforming catalytic reburning chamber (16) and a water vapor reforming catalytic reaction chamber (17) which are sequentially connected in the bottom of the furnace body (42), and a group of flame nozzles for burning and killing soil are arranged on the water vapor reforming catalytic reaction chamber (17). The invention has the advantages that the biomass energy pyrolysis technology and the wind energy physical technology of "funnel effect" are coupled to ensure safe natural air distribution, self-control furnace partition, series-parallel lock heat supply, machine external fire source self-extinguishing, and the burning, killing and fire extinguishing are integrated.

The application discloses a subsoiler state monitoring and grading early warning method based on multi-modal information fusion, and belongs to the technical field of agricultural machinery fault diagnosis. A sensor network is formed by arranging vibration, resistance and energy consumption sensors at key positions of a subsoiler, multi-source signals are collected, and an adaptive variational modal decomposition combined with an improved wavelet threshold algorithm is used for filtering and noise reduction. The core scheme is as follows: after the features of each modal signal are extracted and quantized, the multi-modal fusion diagnosis model is input, and the fault type and severity level are synchronously output; the system runs in parallel with a single modal diagnosis channel, and an intelligent arbitration mechanism is introduced; when the multi-modal fusion result has high confidence and conflicts with the single modal result, the multi-modal result is adopted to suppress false positives; and the sensor position mapping and feature contribution degree analysis are combined to realize preliminary fault positioning. The application significantly improves the accuracy and reliability of fault diagnosis, and realizes systematic technical upgrading from abnormal early warning to accurate positioning.

The present application relates to the trajectory generation and synthesis field of six-bar subsoiling mechanism for hilly farmland. The purpose is to map the mole forefoot soil digging trajectory to the bionic subsoiling trajectory based on the bionics principle of animal soil digging, and to improve the trajectory combined with the subsoiling agronomy requirements. The improved bionic subsoiling trajectory is used as the target trajectory, and a creation method of six-bar subsoiling mechanism with reproducible target trajectory is provided. The technical scheme is: a creation method of six-bar subsoiling mechanism for hilly farmland based on mole and agronomy; comprising: 1 mapping the mole forefoot soil digging trajectory to the bionic subsoiling trajectory; 2 combining the subsoiling agronomy requirements to improve the bionic subsoiling trajectory to disturb the shallow soil as small as possible, and using the improved bionic subsoiling trajectory as the target trajectory; 3 selecting 16 type value points to discretize the continuous target trajectory as target trajectory points; 4 taking the Stephenson III type six-bar mechanism as an example, the position function of the trajectory generating point is written.

The invention provides a hydraulic drive strip tillage and deep scarification soil preparation machine, and belongs to the technical field of soil preparation machines. The hydraulic drive strip tillage and deep scarification soil preparation machine comprises a traction support, a traction cross beam is arranged at the top of the traction support, single main plates are arranged on the two sides of the traction support, fixing frames are arranged on the front sides of the single main plates, stubble cutting discs are arranged on the rear sides of the bottoms of the single main plates, and the stubble cutting discs are connected with the traction cross beam. A first stubble shifting disc and a second stubble shifting disc are arranged on the opposite sides of the single main plates respectively. By arranging the hydraulic motor and combining the hydraulic work station, the deep scarification soil preparation machine is a compound operation machine integrating multiple functions of deep scarification, stubble cutting, straw distribution, soil crushing, pressing and the like, the passive mode that a traditional machine tool depends on ground friction force to drive working parts is abandoned, and a set of independent hydraulic work station system is adopted; power is provided for an active rotating part, and the defects that a traditional passive machine tool is poor in operation effect and low in efficiency under the low-speed or complex working condition are overcome to a certain degree.

The utility model provides a strip tillage machine. Comprising a straw pulverizer rack, a main gear box, a transmission shaft, a lower suspension bracket, an upper suspension bracket, a side box transmission shaft, a strip tillage depth adjusting hydraulic cylinder, a strip tillage depth sensor, a press roller bracket, a press roller driving hydraulic motor, a press roller, a strip tillage rack, a strip tillage machine driving hydraulic motor, a strip tillage machine knife roller, a front disc harrow, a side box bearing seat and a side box, a straw crusher flail knife roller, a grass dividing baffle, a straw crusher flail knife roller height sensor, a straw crusher flail knife roller height adjusting hydraulic cylinder, a strip tillage rack adjusting connecting rod, a disc harrow seat, a rear disc harrow, a subsoiler, a fertilizer box, a disc harrow fertilization pipe, a subsoiler fertilization pipe, a bent flail knife, a straight flail knife, a strip tillage 7-shaped knife and a straw crusher fixed knife. Straw is crushed at the front part, then deep scarification is carried out, a shallow soil layer is broken through a disc harrow, and meanwhile, base fertilizer deep application and full plough layer mixed fertilization are carried out, so that the emergence rate is guaranteed.

The utility model provides a deep scarification layering fertilizer applicator, belongs to the technical field of agricultural machinery, and aims to solve the problem that when fertilizer is applied to soil layers with different depths in the prior art, a deep scarification shovel needs to be adjusted, and the operation is relatively inconvenient. Comprising a deep scarification rack, a deep scarification shovel, a layering transmission shaft, a layering protection box, a transmission connecting rod, a layering marking mechanism and a layering driving mechanism. The layered transmission shaft is rotationally connected to the rear part of the deep scarification rack; the layered protection boxes are fixedly connected to the rear portion of the deep scarification machine frame. Five groups of transmission connecting rods are arranged, and are respectively connected behind the subsoiling shovels in a sliding manner; five groups of layered marking mechanisms are arranged, and the five groups of layered marking mechanisms are all arranged in the layered protection box; five groups of layered driving mechanisms are arranged, and the five groups of layered driving mechanisms are respectively arranged in the subsoiler, so that layered fertilization of soil is realized, effective utilization of fertilizer is guaranteed, and waste of the fertilizer is avoided.