704 results about "Tiller" patented technology

The invention relates to the technical field of agricultural machinery, and discloses a one-time deep ploughing four-wheel-drive mini-tiller applied to various working environments, which comprises a power assembly, a front gearbox, a rear gearbox, a front axle and a rear axle, the front gearbox drives the front axle, the rear gearbox drives the rear axle, and the front axle and the rear axle are respectively and detachably connected with a walking wheel or a ploughing tool. The power output end of the power assembly is connected with a power transmission part, and the front gearbox and the rear gearbox are mutually independent and are in independent transmission connection with the power assembly through the power transmission part; the power transmission part is composed of a first transmission part and a second transmission part, the first transmission part is hinged to the second transmission part, the first transmission part is in transmission connection with the front gearbox, and the second transmission part is in transmission connection with the rear gearbox; the front gearbox and the rear gearbox have the same number of gears, switching of a four-drive walking mode, a front-drive tillage mode, a rear-drive tillage mode or a double-drive walking mode is achieved by switching the gears of the front gearbox and the rear gearbox, and the deep ploughing quality and efficiency are improved.

A tiller is for a marine drive. The tiller has a tiller arm and a grip on the tiller arm, the grip being rotatable out of a center position to control speed of the marine drive. The grip is operable in a right-hand mode in which the grip is only rotatable in a right-hand rotational range away from the center position and the grip is alternately operable in a left-hand mode in which the grip is only rotatable in a left-hand rotational range away from the center position, wherein the right-hand rotational range is diametrically opposite of the left-hand rotational range. A switching device is movable into a right-hand switch position in which the grip is operable in the right-hand mode and alternatively movable into a left-hand switch position in which the grip is operable in the left-hand mode.

A tiller is for controlling a marine drive. The tiller has a base bracket assembly and a tiller arm which is extends outwardly from the base bracket assembly. The base bracket assembly is configured to facilitate yaw adjustment of the tiller arm, in particular into and between a variety of yaw positions relative to the base bracket assembly. The tiller arm has a grip restraining device which is located on the bottom of the middle portion of the tiller arm and is manually accessible from both sides of the tiller arm. The grip restraining device is specially configured to selectively restrain rotation of a hand grip on the outer end of the tiller arm. The tiller arm also has a tilt mechanism which facilitates tilting of the tiller arm relative to the base bracket assembly into and between a variety of tilt positions, including a straight upward tilt position and a straight downward tilt position.

The present invention discloses an ecological garden engineering land preparation device and a land preparation method, which includes a vehicle frame. A crushing cylinder is fixed on the vehicle frame. A feeding hopper is arranged above the crushing cylinder. A turning door is hinged below the crushing cylinder. The lower part of the turning door is hinged to a crushing rod. A crushing knife is fixed at the bottom of the crushing rod. A horizontal conveying cylinder and an inclined conveying cylinder are fixed on the vehicle frame at the front side of the crushing cylinder. A tooth harrow is fixed at the bottom of the rear side of the inclined conveying cylinder. A crushing knife and a suction fan are arranged inside the crushing cylinder. A tip is fixed on the crushing rod. The bottom of the horizontal conveying cylinder is connected to a rotary tiller through a lifting rod. A leveling plate is arranged at the rear wheel; by providing a crushing cylinder, a horizontal conveying pipe, an inclined conveying pipe, a tooth harrow, a crushing knife, a suction fan, a feeding hopper, a turning door, a crushing rod, a transition cylinder, a rotary tiller, and a flow channel and a nozzle are arranged inside the crushing rod. The grass stems are collected before plowing the land, which not only avoids the grass stems being wound around the rotary tiller and affecting the effect of the rotary tiller, but also can crush and mix the grass stems and fertilizers at the same time, with strong functionality and simplified land preparation process.

The invention relates to a detachable rotary cultivator, and belongs to the technical field of rotary cultivators, the detachable rotary cultivator comprises a rotary tillage mechanism detachably connected to the exterior of a tractor, the rotary tillage mechanism is composed of a rack, side plates, a rotary tillage shaft and rotary tillage cutters, and a soil loosening device used for pre-loosening soil before rotary tillage is arranged outside the side plates and the rack; a compaction structure used for conducting compaction treatment on the ploughed soil is arranged outside the machine frame, and a driving mechanism used for operating the rotary tillage shaft, the soil loosening device and the compaction structure in a linkage mode is arranged outside the side plates. The soil loosening device comprises a hinge seat fixedly connected to the top of the rack and a swing arm hinged to the interior of the hinge seat. The machine has the advantages of high efficiency, energy conservation, environmental protection and the like, integrated operation of soil pre-loosening, rotary tillage, compaction and spraying treatment is realized through a mechanical linkage principle, the rotary tillage resistance is remarkably reduced, the service life of a blade is prolonged, the soil quality is optimized, and the operation efficiency is improved.

A tiller is for controlling a marine drive. The tiller has a base bracket assembly and a tiller arm which is extends outwardly from the base bracket assembly. The base bracket assembly is configured to facilitate yaw adjustment of the tiller arm, in particular into and between a variety of yaw positions relative to the base bracket assembly. The tiller arm has a grip restraining device which is located on the bottom of the middle portion of the tiller arm and is manually accessible from both sides of the tiller arm. The grip restraining device is specially configured to selectively restrain rotation of a hand grip on the outer end of the tiller arm. The tiller arm also has a tilt mechanism which facilitates tilting of the tiller arm relative to the base bracket assembly into and between a variety of tilt positions, including a straight upward tilt position and a straight downward tilt position.

A transportable outboard motor has a tiller which is pivotable about a lateral tilt axis into a plurality of tilt positions and also pivotable about an axial yaw axis into a plurality of yaw positions. The tiller is pivotable about the axial yaw axis into a straight-ahead position, into a port yaw position which is oriented towards the port side relative to the straight-ahead position, and into a starboard yaw position which is oriented towards the starboard side relative to the straight-ahead position. The tiller is pivotable downwardly about the lateral tilt axis from the port yaw position, and downwardly about the lateral tilt axis from the starboard yaw position. Pivoting the tiller into the plurality of yaw positions creates space for a user to manually grasp a swivel tube and thereby lift the transportable outboard motor from a rear-laydown position.

The invention relates to the technical field of farming machinery, in particular to a multifunctional mini-tiller which comprises a rotary tillage tool bit and a switching mechanism, the rotary tillage tool bit is rotationally installed on a machine body and comprises a driving shaft and two rotary tillage tool sets, the driving shaft is in transmission connection with an engine, and the rotary tillage tool sets are symmetrically installed at the two ends of the driving shaft; the rotary blade group comprises a plurality of blades which are arranged in the annular direction of the driving shaft, handle parts of the blades are provided with inserting grooves, the switching mechanism comprises a plurality of limiting parts which are arranged corresponding to the blades, when the limiting parts are inserted into the corresponding inserting grooves, the corresponding blades are locked for rotary tillage work, and when the limiting parts are separated from the inserting grooves, the corresponding blades are adjusted in a floating mode. According to the invention, through the cooperation of the rotary tillage tool bit and the switching mechanism, the effect of flexibly adjusting the working state of the blade under different working conditions is achieved, the obstacle is effectively avoided, the damage risk of equipment is reduced, the maintenance cost and the downtime are reduced, and meanwhile, the safety of operators is also ensured.

A pedal assembly and steering assembly are disclosed for converting an inflatable, drop stitch paddle watercraft into a pedal watercraft. The pedal assembly includes a mounting plate and mounting bracket for supporting a geared drive shaft in an opening extending through the floor of the watercraft. The steering assembly includes a rudder connected to a tiller through push pull cables.

The utility model relates to the technical field of four-wheel-drive mini-tillers, in particular to a high-strength shearing-resistant integrated chassis of a four-wheel-drive mini-tiller, which comprises two symmetrical frames, a bottom plate is arranged between the frames, each frame is of an integrated structure formed by a horizontal section and a bent part, the horizontal section ensures the transverse stability of the chassis, and the bent part is arranged on the bottom plate. The bending portion provides necessary elastic space for the chassis to absorb ground impact, reinforcing pieces are symmetrically connected between the two sides of the bottom plate and the frame, and anti-shearing battens distributed in a # shape are arranged at the top of the bottom plate. According to the high-strength shearing-resistant integrated chassis of the four-wheel-drive mini-tiller, the stability and durability of a machine body in a complex operation environment are improved, the failure rate and the maintenance frequency are reduced, and the operation efficiency and the economic benefits are improved.

A tiller is for steering a marine drive relative to a marine vessel. The tiller has a tiller arm and a lever for changing an operational characteristic of the marine drive. The lever is pivotably coupled to the tiller arm along a lateral pivot axis and extends along both the port side and the starboard side of the tiller arm and thus is manually operable from both the port side and the starboard side of the tiller arm. A sensor is configured to sense pivoting of the lever and electronically communicate a sensed position of the lever to a controller for controlling an operational characteristic of the marine drive.

A transportable outboard motor has a midsection and a tiller extending forwardly from the midsection. The tiller is pivotable about a lateral tilt axis into a downward tilt position in which the tiller is oriented transversely to the lateral and longitudinal directions. The tiller in the downward tilt position is configured to permit manual carrying of the transportable outboard motor.

The utility model discloses a mini-tiller which comprises a handrail assembly connected with a mini-tiller body, the handrail assembly comprises a first handrail and a second handrail, the first handrail is fixed to the mini-tiller body, and the second handrail is connected with the first handrail through an adjusting limiting structure. The connecting angle between the second armrest and the first armrest is adjusted; the mini-tiller further comprises an auxiliary wheel assembly, and the auxiliary wheel assembly is connected with the mini-tiller body through an overturning structure so as to select whether the auxiliary wheel assembly is used or not. Compared with the prior art, the rotary cultivator has the advantages that the rotary cultivator is simple in structure and can adapt to the heights of various users, and the included angle between the first handrail and the second handrail can be selected according to the resistance of the land needing rotary cultivation so as to select a more labor-saving angle.

A tiller is for steering a marine vessel. The tiller has a yaw bracket configured for attachment to a marine drive, a tiller arm which is pivotable about a yaw axis relative to the yaw bracket, and a yaw lock configured to lock the tiller arm in a plurality of yaw positions relative to the yaw bracket. Unlocking the yaw lock facilitates movement of the tiller arm into a new yaw position in the plurality of yaw positions.

The method comprises the following steps that a tiller and the upper conical surface of a rudderstock are matched in advance, and steering engine equipment is arranged in a steering engine room in advance; the main deck is provided with a permanent rudderstock hanging opening cover with a sealing cover; when a berth area rudderstock enters a cabin, a false nut tool is installed at the end of the rudderstock, hierarchical regulation and control of the rudderstock angle are achieved through a lifting lug, inclined pulling of a steel wire rope and insertion of round steel into a guide hole, and it is ensured that the rudderstock penetrates into a rudder sleeve along the center line of a rudder system. The problem that the rudderstock obliquely penetrates through the cabin due to the inclination angle of the slipway is solved; the steering engine room is sealed in advance, the rudderstock is precisely put into the room at the millimeter level, and the construction efficiency and quality are remarkably improved.

The utility model relates to a rotary cultivator, in particular to an anti-winding six-blade rotary cultivator, which comprises a case and a plurality of groups of turntables arranged in the case, six rotary tillage blades are mounted on the turntable; the rotary tillage machine is characterized in that a rotary tillage mechanism is arranged on the machine box, and the rotary tillage mechanism can drive the rotary table to rotate so as to drive the six rotary tillage blades to rotate, so that the rotary tillage blades conduct rotary tillage on the land; a fixed sawtooth blade is mounted on the turntable; a shearing mechanism is arranged on the machine box, and a swinging sawtooth blade is connected to the shearing mechanism; the shearing mechanism can drive the swing sawtooth blade to swing in a reciprocating mode when the rotary tillage mechanism acts so as to shear sundries. A cleaning mechanism is further arranged on the case; a sweeping rod is connected to the sweeping mechanism, and the sweeping mechanism can drive the sweeping rod to be far away from or close to the rotating center of the rotating disc when the rotary tillage mechanism acts so as to sweep attached soil.

A tiller system for a marine drive having an electric motor is provided. The tiller system includes a tiller having a shift handle and a throttle grip configured to be rotated about a throttle axis to control a speed of the electric motor. The tiller system further includes a controller communicatively coupled to the throttle grip and the shift handle. The controller is configured to determine whether the tiller is in a separate handle mode or a throttle grip mode. Responsive to a determination that the tiller is in the throttle grip mode, the controller is configured to operate the electric motor such that a rotation of the throttle grip about the throttle axis controls a rotation direction of the electric motor.

The steering engine (1) includes: a steering engine body (11) of the Rahson sliding type including at least one hydraulic device operating according to an electrical signal; and at least one control device (9) which is installed on the steering engine main body (11) and controls the at least one hydraulic device. For example, the steering engine main body (11) comprises: a tiller (2) fixed to a rudder shaft (15); plungers (3A, 3B) that engage with the tiller (2); cylinders (4A-4D) into which both ends of the plungers (3A, 3B) are inserted, respectively; and a plurality of hydraulic units (5) that constitute a hydraulic circuit together with the cylinders (4A-4D), and a control device (9) is attached to each of the cylinders (4A-4D).

The utility model relates to the technical field of agricultural machinery, and discloses a four-wheel-drive rotary cultivator capable of improving operation stability, which comprises a power assembly, a front gearbox, a rear gearbox, a front wheel shaft and a rear wheel shaft, the front wheel shaft and the rear wheel shaft are respectively and detachably connected with a walking wheel or a cultivation tool, and the power output end of the power assembly is connected with a power transmission part. The front gearbox and the rear gearbox are mutually independent and are in independent transmission connection with the power assembly through the power transmission part; the front gearbox drives the front axle, and the rear gearbox drives the rear axle. Through independent driving of the front wheel and the rear wheel, the operation stability of the rotary cultivator in different farmland environments is improved, and the soil plowing quality is guaranteed.

The utility model discloses a baffle for both sides of a mini-tiller, and relates to the technical field of mini-tillers, the baffle comprises a side baffle main body, a mounting side baffle part and a circular inner groove, the top of the mounting side baffle part is provided with a cross-shaped bolt mounting hole in a penetrating manner, and the mounting side baffle part is internally provided with an anti-corrosion lubricating component; and the circular inner groove is formed in the mounting edge blocking part, and a flow channel is formed between the circular inner groove and the cross-shaped bolt mounting hole. The anti-corrosion lubricating assembly is arranged in the installation edge blocking part, the adjustable angle range of the baffle is increased through the cross-shaped bolt installation holes, and the anti-corrosion lubricating assembly conducts anti-corrosion and anti-rust treatment on the inner sides of the cross-shaped bolt installation holes and the fixing bolts so that the stability of the baffle in the using process can be guaranteed; the situation that the baffle cannot be disassembled due to corrosion and rusting of the fixing bolts is prevented, the baffle can be easily disassembled subsequently to be cleaned or replaced, the working efficiency is improved, and meanwhile the service life of the mini-tiller baffle is prolonged.

The invention belongs to the technical field of rotary cultivators, and discloses a rotary cultivator with an anti-winding cutter shaft. Comprising a rack, a first connecting rod is rotationally connected to the interior of the rack, three sets of knife rollers are fixedly connected to the outer side of the first connecting rod, first spur gears are fixedly connected to the two ends of the first connecting rod correspondingly, and second spur gears are meshed with the outer sides of the first spur gears and rotationally connected with the outer side of the rack; the outer side of the second spur gear is engaged with a third spur gear, and a second connecting rod is fixedly connected into the third spur gear. Through the structural design of the reciprocating mechanism, the first shear knife and the second shear knife, weeds are gathered among the shear knives through centrifugal force generated by rotation of the knife roll, the reciprocating mechanism drives the first shear knife and the second shear knife to swing through a power source of the knife roll, the weeds are effectively cut off and removed, the winding phenomenon is avoided, smooth rotation of the knife roll is ensured, and the service life of the device is prolonged. The design shows a remarkable anti-winding effect and an operation automation advantage.

A riding type rotary cultivator relates to the technical field of agricultural cultivation equipment, the rotary cultivator is miniaturized by changing the position and the structure of a rotary cultivation mechanism, and different user cultivation depth requirements can be met by improving the structure. A seat is arranged above one end of the mounting rack, a steering wheel set is arranged below the seat, an adjusting mechanism is arranged in the middle section of the mounting rack, a power mechanism is arranged at the other end of the mounting rack and comprises an engine and a speed reducer, the engine is mounted on a shell of the speed reducer, and the output end of the engine is connected with the input end of the speed reducer; the speed reducer comprises a first output end and a second output end extending out of the shell, the first output end is connected with the driving wheel, the second output end is connected with the rotary tillage mechanism, and the rotary tillage mechanism is located between the driving wheel and the steering wheel set; a protective cover is further fixedly arranged on the shell and covers the side, close to the seat, of the rotary tillage mechanism.

A tiller is for controlling a marine drive. The tiller has a base bracket assembly and a tiller arm which is extends outwardly from the base bracket assembly. The base bracket assembly is configured to facilitate yaw adjustment of the tiller arm, in particular into and between a variety of yaw positions relative to the base bracket assembly. The tiller arm has a grip restraining device which is located on the bottom of the middle portion of the tiller arm and is manually accessible from both sides of the tiller arm. The grip restraining device is specially configured to selectively restrain rotation of a hand grip on the outer end of the tiller arm. The tiller arm also has a tilt mechanism which facilitates tilting of the tiller arm relative to the base bracket assembly into and between a variety of tilt positions, including a straight upward tilt position and a straight downward tilt position.

The utility model provides a clutch control mechanism of a riding type mini-tiller. The clutch control mechanism of the riding type mini-tiller solves the problem that an existing clutch control mechanism of the riding type mini-tiller is prone to causing abrasion of a clutch disc in a clutch. One end of the pedal rod is rotatably arranged on the mini-tiller through a rotating shaft, one end of the rotating plate is fixedly connected with a shifting fork shaft, the operating handle is arranged on the mini-tiller, the operating handle is connected with the rotating plate through a traction inhaul cable, the traction inhaul cable can drive the rotating plate to swing around the shifting fork shaft when the operating handle is closed, and a pedal plate is arranged on the pedal rod. The foot rest lever is connected with the rotating plate through a flexible connecting structure, and the flexible connecting structure can drive the rotating plate to swing around the shifting fork shaft when the foot rest is treaded. And the intense movement of the foot rest lever / operating handle can be flexibly transmitted to the rotating plate, so that the abrasion of the clutch disc is avoided, and the service life is effectively prolonged.

The ploughing and soil turning machine comprises a mounting cavity, a first mounting plate is rotatably mounted at the top of the mounting cavity, a plurality of ultrasonic detectors are fixedly mounted at the bottom of the first mounting plate, and two ploughs are movably mounted in an inner cavity of the mounting cavity; the cleaning mechanism is used for cleaning stones in the soil; the cleaning mechanism comprises a first sliding rod, the first sliding rod is slidably mounted on the inner wall of the mounting cavity, a first connecting block is slidably mounted on the inner wall of the first sliding rod, a third electric telescopic rod is fixedly mounted at the top of the first connecting block, and the output end of the third electric telescopic rod is fixedly connected with a second connecting block and a fourth electric telescopic rod. The output end of a fourth electric telescopic rod extends and drives two limiting columns to slide on the inner surface of a limiting groove, the two buckets get close to each other to shovel soil blocks with stones, and under the combined action of a third electric telescopic rod and a second electric telescopic rod, the buckets move to the top of the leakage frame and release the soil blocks shoveled by the buckets into an inner cavity of the leakage frame.

The present invention discloses a tobacco leaf punching and fertilizing micro-tillage device, which includes a power mechanism, a rotary tillage mechanism, a punching mechanism, a fertilizing mechanism and a frame. The rear end of the frame is provided with a support frame, the rotary tillage mechanism is arranged on the support frame, the rotary tillage mechanism includes a second drive mechanism and a rotary tiller, the second drive mechanism and the rotary tiller are respectively arranged below the support frame, and the second drive mechanism extends from the rear side of the frame to connect with the rotary tiller. The present invention realizes mechanized rotary tillage, punching and fertilizing operations by providing a support frame at the rear end of the frame, arranging the rotary tillage mechanism on the support frame, coordinating the second drive mechanism and the rotary tiller to be arranged below the support frame, extending the second drive mechanism from the rear side of the frame to connect with the rotary tiller, and arranging the fertilizing mechanism at the rear end of the support frame, and connecting the punching mechanism to the fertilizing mechanism, thereby effectively reducing the assembly volume of the device of the present invention, having a compact structure, effectively ensuring construction quality, improving construction efficiency and reducing labor intensity.

1. Name of the product in this design: Mini Tiller Fork. 2. Purpose of this design: This design is intended for use as an accessory for micro-tillers. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The invention discloses a four-wheel drive boat tractor, and relates to the technical field of tillage implements, the four-wheel drive boat tractor comprises a boat tractor, a driver is arranged on one side of the boat tractor, a driving mechanism is arranged on the outer wall of the boat tractor, and through the arrangement of the driving mechanism, the problems that thick and heavy soil adheres to an upper stirring plate, and the boat tractor is stuck and difficult to rotate are prevented; a soil block is divided through each separation piece, it is guaranteed that rotation of the stirring plate is stable, meanwhile, blocking of the thick and heavy soil block to the stirring plate and the separation pieces can be reduced through gaps between the separation pieces, and therefore compared with a traditional plate-shaped solid stirring blade, due to the arrangement of the stirring plate and the separation pieces, the stirring plate and the separation pieces are not prone to falling off. The situation that the vehicle is squeezed and clamped by soil blocks and stones can be reduced while the vehicle can still run stably under thick and heavy soil.

1. The name of the design product: rotary tiller (spider king II - tiller without limit). 2. The use of the design product: for rotary tillage. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: design 1 perspective view. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: the design product is a similar design, design 2 is a similar design of design 1, design 3 is a similar design of design 1, design 4 is a similar design of design 1, and design 5 is a similar design of design 1.

The utility model belongs to the technical field of ploughing ploughs, and particularly relates to a ploughing plough lifting device of a mini-tiller, which comprises a ploughing plough and further comprises a lifting assembly capable of adjusting the using height of the ploughing plough, a support is arranged on the lifting assembly, the lifting assembly comprises a first supporting plate, the support is fixedly installed on one side of the first supporting plate, and a second supporting plate is arranged on the other side of the first supporting plate. The bottom of the first supporting plate is fixedly provided with an annular plate, and the bottom of the annular plate is fixedly provided with a second supporting plate. Through the arrangement of the lifting assembly, the function of adjusting the use height of the plow can be achieved, and the use height of the plow can be adjusted through adjusting the use height of the plow; the use convenience of the mini-tiller can be improved to a certain extent, and the practicability is further improved. In addition, the arranged lifting assembly can avoid the phenomenon that the height of the plow is automatically adjusted, dust and other impurities can be prevented from being attached to the screw, and the use stability of the screw is improved.