CN112606682B - Oil-electricity hybrid remote control mower capable of turning at waist and turning method thereof - Google Patents
Oil-electricity hybrid remote control mower capable of turning at waist and turning method thereof Download PDFInfo
- Publication number
- CN112606682B CN112606682B CN202011526022.3A CN202011526022A CN112606682B CN 112606682 B CN112606682 B CN 112606682B CN 202011526022 A CN202011526022 A CN 202011526022A CN 112606682 B CN112606682 B CN 112606682B
- Authority
- CN
- China
- Prior art keywords
- driving
- steering
- power
- front frame
- mower
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/16—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/006—Control or measuring arrangements
- A01D34/008—Control or measuring arrangements for automated or remotely controlled operation
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
- A01D34/64—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
- A01D34/74—Cutting-height adjustment
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
- A01D34/76—Driving mechanisms for the cutters
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D69/00—Driving mechanisms or parts thereof for harvesters or mowers
- A01D69/02—Driving mechanisms or parts thereof for harvesters or mowers electric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D12/00—Steering specially adapted for vehicles operating in tandem or having pivotally connected frames
Abstract
The invention relates to a fuel-electric hybrid remote control mower capable of turning at waist and a turning method thereof, wherein the mower comprises the following components: the device comprises a front frame, a rear frame, a power mechanism assembly, an electric differential driving mechanism, a steering mechanism and a cutting knife; the front frame is hinged with the rear frame, the steering mechanism is respectively connected with the front frame and the rear frame, and the steering mechanism is used for controlling the front frame to rotate around the rotation center of the front frame and the rotation center of the rear frame; the power mechanism assembly is fixedly arranged on the front frame and is connected with the cutting knife arranged below the front frame, and the power mechanism assembly is used for driving the cutting knife to rotate so as to carry out weeding operation and providing power for the electric differential driving mechanism; the electric differential drive mechanism includes: the driving assembly and the two driving wheels are respectively installed on two sides of the lower portion of the rear rack, the two driving wheels are respectively connected with the driving assembly, and the driving assembly is used for driving the driving wheels to move forwards or backwards according to a preset rotating speed. The mower has the advantages of low cost, flexible steering and high reliability.
Description
Technical Field
The invention relates to the field of agricultural machinery, in particular to a fuel-electric hybrid remote control mower capable of turning over waist and a turning method thereof.
Background
When weeds in an orchard are treated, the 'weed cutting and root removal' mode is generally adopted as a daily management mode, and the mode causes the deterioration of the environment of the orchard and the reduction of the soil fertility. In order to improve and solve such problems, the development of grass planting, grass leaving, and grass cutting in orchards is currently beginning to be popularized. Lawn mowers can now be broadly divided into four categories: 1. riding mower: the products have high price and require operators to ride and operate, so that the machine is high and cannot enter under-tree operation, particularly old orchards and some orchards with low self-height; 2. backpack brush cutter: the labor intensity of farmers is high, and the working efficiency is low; 3. multifunctional field management machine: because the designed rotating speed of the operating machine head is more than that of rotary tillage operation, the rotary tillage and ditching operation is still enough, but the mowing effect is more than unsatisfactory, and even the weeding operation at the later stage of an orchard cannot be completed; 4. self-propelled lawn mower: self-propelled mowers and remote mowers are currently available.
The Chinese invention patent with the patent number 201920363294.2 discloses a mower, which can work with high efficiency and good working effect under normal conditions, but the mower has only a forward gear and no backward gear, and needs to push the handrail strongly manually during steering because no steering mechanism, and the operation is still laborious, meanwhile, because the technology adopts a vertical shaft type gasoline engine to drive the mower cutter and drive the traveling drive axle to travel, the rotating speed of the cutter, the traveling speed and the rotating speed of the engine are in direct proportion, the grass-reducing effect is good when the mower meets small grass, and the operation effect is affected when the mower meets old grass or the weeds are full.
Disclosure of Invention
The invention aims to provide a fuel-electric hybrid remote control mower capable of turning over at waist and a turning method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
in one aspect, a foldable waist-steering hybrid remote control mower is provided, which comprises: the device comprises a front frame, a rear frame, a power mechanism assembly, an electric differential driving mechanism, a steering mechanism and a cutting knife;
the front frame is hinged with the rear frame, the steering mechanism is respectively connected with the front frame and the rear frame, and the steering mechanism is used for controlling the front frame to rotate around the rotation center of the front frame and the rear frame;
the power mechanism assembly is arranged on the front frame and connected with a cutting knife arranged below the front frame, and is used for driving the cutting knife to rotate so as to carry out weeding operation and providing power for the electric differential driving mechanism;
the electric differential drive mechanism includes: the driving assembly is used for driving the driving wheels to move forwards or backwards according to a preset rotating speed.
As a further improvement of the invention, the steering mechanism comprises a steering gear ring arranged on the front frame, a steering control machine and a driving gear which are arranged on the rear frame;
the steering control machine is installed above the rear frame, the driving gear is installed below the rear frame and connected with an output shaft of the steering control machine, and the driving gear is meshed with the steering gear ring.
As a further improvement of the present invention, the front chassis includes: the protective cover comprises a front supporting plate, protective covers arranged on two sides and the rear part of the front supporting plate, a front protective plate arranged in front of the front supporting plate, and walking wheels arranged on two sides of the front protective plate;
the rear of preceding backup pad is equipped with the ring channel, the ring channel be used for with the back frame is articulated, the below of ring channel is equipped with turns to the ring gear, just turn to the axle center of ring gear with the axle center of ring channel is concentric.
As a further improvement of the present invention, the rear chassis includes: the rear supporting plate, the support couple is installed to the afterbody of rear supporting plate, and the front end is installed and is dismantled the suspension ring, can dismantle the suspension ring and be used for the cover to establish the outside of ring channel makes the rear frame with the front frame is articulated.
As a further improvement of the present invention, the front frame is further provided with a fixed casing and a positioning member, and the power mechanism assembly comprises: the device comprises an engine, a supporting plate, a movable protective cylinder, a positioning rod, a clutch shell and a power output shaft;
the engine is a diesel engine or a gasoline engine and is arranged above the supporting plate, and the movable protective cylinder is arranged below the supporting plate and sleeved inside the fixed protective cylinder; the top of the positioning rod is fixedly connected with the supporting plate, and the bottom of the positioning rod is inserted into the positioning piece;
the clutch shell is positioned in the movable protective cylinder, the clutch is positioned in the clutch shell and connected with an output shaft of the engine, the bottom of the clutch shell is fixedly connected with the power output shaft, and the tail end of the power output shaft is connected with the cutting knife;
the clutch is used for driving the clutch shell to rotate when the engine reaches a set rotating speed so as to drive the power output shaft to rotate, and the cutting knife rotates to perform weeding operation.
As a further improvement of the invention, the power mechanism assembly further comprises a lifting screw rod;
the bottom of the lifting screw is movably connected with the front frame, the top of the lifting screw is matched and connected with an upper nut fixedly arranged on the supporting plate, and the lifting screw is used for driving the supporting plate to move up and down when rotating, so that the power mechanism assembly is driven to move up and down.
As a further improvement of the present invention, it further includes a power supply system connected to the electric differential drive mechanism and the steering mechanism, respectively, the power supply system including: the power supply comprises a generator, a power rectifier, a power switch and a battery pack;
the generator is positioned in the movable protective cylinder and above the clutch shell, and the output power of the generator is sequentially connected with the power rectifier and the battery pack through leads;
the generator includes: the generator stator is arranged on the bottom surface of the supporting plate, and the generator rotor is arranged on an output shaft of the engine;
the motor drives the generator rotor to rotate to generate electricity to generate alternating current when rotating, the rectifier is used for rectifying the alternating current into direct current, and the battery pack is used for storing the direct current, stabilizing system voltage and providing power for the steering mechanism and the electric differential driving mechanism through a power switch and a lead.
As a further improvement of the present invention, the drive assembly comprises: the driving axle is connected with an output shaft of the driving motor, and two output ends of the driving axle are respectively connected with the two driving wheels.
As a further improvement of the present invention, it further comprises: a control system connected to the battery pack, the control system comprising: the remote control receiving module, the electric differential driving mechanism and the steering mechanism are all connected with the control module.
In another aspect, a steering method of a foldable steering hybrid electric-oil remote control mower is provided, the method comprising:
the remote control receiving module is used for receiving an instruction signal from a remote controller, sending the instruction signal to the control module, analyzing and determining the instruction content corresponding to the instruction signal through the control module, and sending an instruction to the dynamic differential driving mechanism and the steering mechanism;
when the electric differential driving mechanism receives forward, backward and acceleration and deceleration commands, relevant actions are completed according to the commands;
when the steering mechanism receives the instruction, the steering control machine rotates and drives the driving gear to rotate according to the direction and the angle given by the instruction, so that the steering gear ring meshed with the driving gear rotates along with the steering gear ring, the rack is driven to rotate around the rotation center of the front rack and the rear rack according to the direction and the angle given by the steering instruction, and after the steering instruction is cancelled, the steering control machine reversely rotates to return to the initial position and drives the driving gear to return, so that the vehicle enters a straight running state.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
1. the vehicle is driven by an electric differential driving system and powered by a power supply system; the mowing operation mechanism is directly powered by the engine, so that the mowing working quality is ensured, energy loss possibly caused by multi-stage transmission is reduced, and the reliability of the vehicle is improved. Meanwhile, the generator is driven to charge the power supply system in the working process of the engine, so that electric energy required by vehicle walking and control is ensured. The operator can select and adjust the vehicle running speed according to the growth condition of weeds, and can run at high speed when the weeds are rare or green, and can run at low speed when the weeds are more or more strong. Meanwhile, the tail part is utilized to drag the hook, the machine can be used as an electric transport vehicle at the same time, and can be used for material transfer in orchards, hilly mountains and facility greenhouses.
2. The steering mechanism consists of a steering gear ring arranged on a front frame, a detachable suspension ring connected with a rear frame and hinged on the front frame, a steering control machine and a driving gear driven by the steering control machine.
3. The power mechanism assembly can drive the cutting knife to integrally adjust the height, and the height adjustment within the range of 10cm is manually or remotely controlled through the lifting screw rod.
4. Compared with the traditional rear wheel driven mower, the articulated steering oil-electric hybrid remote control mower and the steering method can realize the functions of free steering, forward/backward switching, operation speed adjustment, cutter rotating speed adjustment and the like, save the vehicle running path, improve the operation efficiency and reduce the manual burden; compared with a four-wheel drive and crawler-type mower, the mower greatly saves the production and manufacturing cost of products on the premise of ensuring the reliability and stability of the products, so that the mower is lighter, more flexible and more efficient, and can deal with various narrow, low and complex operation environments in an orchard.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of an oil-electric hybrid remote control mower capable of turning around in a bending manner according to an embodiment of the invention.
Fig. 2 is a side view of fig. 1.
Fig. 3 is a rear view of fig. 1.
Fig. 4 is a cross-sectional view of a power mechanism assembly according to an embodiment of the invention.
Fig. 5 is a schematic structural diagram of another oil-electric hybrid remote control mower capable of bending and steering according to the embodiment of the invention.
Fig. 6 is a top view of a front chassis rotating 45 ° counterclockwise around the rotation center of the front chassis and the rear chassis according to an embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a front chassis according to an embodiment of the present invention.
Fig. 8 is a schematic structural diagram of a rear chassis according to an embodiment of the present invention.
Wherein: 1-front frame, 11-protective cover, 12-road wheel, 13-fixed protective cylinder, 14-positioning piece, 15-front protective plate, 16-front supporting plate, 17-annular groove, 2-rear frame, 21-bracket hook, 22-detachable suspension ring, 23-rear supporting plate, 3-power mechanism assembly, 31-engine, 32-supporting plate, 33-movable protective cylinder, 34-lifting screw rod, 35-clutch, 36-clutch shell, 37-power output shaft, 4-electric differential driving system, 41-driving wheel, 5-steering mechanism, 51-steering control machine, 52-driving gear, 53-steering gear ring, 6-power system, 61-generator rotor, 62-generator stator, 7-control system, 8-cutting knife.
Detailed Description
For purposes of clarity and a complete description of the present invention, and the like, in conjunction with the detailed description, it is to be understood that the terms "central," "vertical," "lateral," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing and simplifying the present invention, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
The structure schematic diagram of the oil-electric hybrid remote control mower capable of turning around the waist is provided by the embodiment of the invention, the height of the mower is less than 60cm, as shown in fig. 1-6, and the mower comprises: the device comprises a front frame 1, a rear frame 2, a power mechanism assembly 3, an electric differential driving mechanism 4, a steering mechanism 5 and a cutting knife 8;
the front frame 1 is hinged to the rear frame 2, the steering mechanism 5 is connected to the front frame 1 and the rear frame 2, and the steering mechanism 5 is used for controlling the front frame 1 to rotate around the rotation centers of the front frame 1 and the rear frame 2, as shown in fig. 6. The embodiment of the present invention does not specifically limit the rotation angle of the front frame 1, and for example, the front frame can complete 45 ° rotation of positive and negative angles, so as to implement 90 ° rotation, where positive indicates clockwise direction and negative indicates counterclockwise direction.
As shown in fig. 1-5, the power mechanism assembly 3 is fixedly mounted on the front frame 1 and connected to the cutting knife 8 mounted below the front frame 1, and the power mechanism assembly 3 is used for driving the cutting knife 8 to rotate for weeding. Of course, the power mechanism assembly 3 is also connected with the electric differential driving mechanism 4 and the steering mechanism 5 to provide power for the electric differential driving mechanism 4 and the steering mechanism 5;
the electric differential drive mechanism 4 includes: the driving assembly and two driving wheels 41 are respectively installed on two sides of the lower portion of the rear frame 2, the two driving wheels 41 are respectively connected with the driving assembly, and the driving assembly is used for driving the driving wheels 41 to move forward or backward according to a preset rotating speed. Wherein the preset rotation speed can be determined by remote control.
In one possible implementation, the drive assembly includes: the driving axle is connected with an output shaft of the driving motor, and two output ends of the driving axle are respectively connected with the two driving wheels 41.
According to the mower provided by the embodiment of the invention, the power mechanism assembly 3 directly drives the cutting knife 8 to rotate so as to carry out weeding operation, so that the energy loss possibly caused by multi-stage transmission is reduced while the mowing working quality is ensured, and the reliability of the mower is improved; meanwhile, the electric differential driving mechanism 4 is also provided with power, so that the whole mower can move forwards and backwards under the driving of the driving wheel 41, an operator can select and adjust the traveling speed of the mower through a remote controller according to the growth condition of weeds, the mower can travel at a high speed when the weeds are rare or green, and can travel at a low speed when the weeds are more or more strong.
In addition, the steering mechanism 5 is arranged, so that the front frame 1 rotates around the rotation centers of the front frame 1 and the rear frame 2, namely, the vehicle body is turned over, the vehicle turns little, and the energy consumption is reduced.
In addition, the walking and steering of the mower can be completed only by matching one set of electric differential driving system with the steering mechanism, so that the cost of the whole mower is greatly reduced, the reliability is improved, and the mower is suitable for mowing operation of orchard and mountain crops with narrow space and large machine which can not enter.
In order to realize the steering function of the steering mechanism 5, as shown in fig. 5 and 7, the steering mechanism 5 includes a steering ring gear 53 provided on the front frame 1, and a steering controller 51 and a drive gear 52 provided on the rear frame;
the steering controller 51 is mounted above the rear frame 2, the drive gear 52 is mounted below the rear frame 2 and connected to an output shaft of the steering controller 51, and the drive gear 52 is meshed with the steering ring gear 53.
Therefore, the drive gear 52 and the steering ring gear 53 can be driven to rotate by the steering controller 51, and the steering ring gear 53 can drive the front frame 1 to rotate integrally when rotating, so as to realize the articulated steering of the vehicle body.
Hereinafter, the structure of the front chassis 1, the mechanism of the rear chassis 2, and the connection method between the two will be described.
Regarding the structure of the front chassis 1, in one possible implementation, as shown in fig. 7, the front chassis 1 includes: the protective cover comprises a front supporting plate 16, protective covers 11 are arranged on two sides and the rear of the front supporting plate 16, a front protective plate 15 is arranged in front of the front supporting plate, and walking wheels 12 are arranged on two sides of the front protective plate 15;
an annular groove 17 is formed in the rear of the front support plate 16, the annular groove 17 is hinged to the rear frame 2, a steering gear ring 53 is arranged below the annular groove 17, and the axis of the steering gear ring 53 is concentric with the axis of the annular groove 17.
As for the structure of the rear chassis 2, as shown in fig. 8, the rear chassis 2 includes: rear support plate 23, support couple 21 is installed to rear support plate 23's afterbody, and support couple 21 makes this lawn mower also can regard as electric transport vehicle to use, carries out the material transportation work in orchard, hilly mountain region and the facility big-arch shelter, has improved its application scope.
The front end of the rear supporting plate 23 is provided with a detachable suspension ring 22 which is sleeved outside the annular groove 17, so that the rear frame 2 is hinged with the front frame 1.
Therefore, the front frame 1 and the rear frame 2 can be hinged by buckling the detachable suspension ring 22 on the rear frame 2 in the annular groove 17 on the front frame 1; in addition, a steering ring gear 53 concentric with the axis of the annular groove 17 is arranged below the annular groove 17, so that when the steering controller 51 controls the driving gear 52 and the steering ring gear 53 to rotate, the steering ring gear 53 can drive the front frame 1 to rotate integrally.
The power mechanism assembly 3 is arranged on the front frame 1, and the installation can adopt the following mode.
As shown in fig. 1-5, the front frame 1 is further provided with a fixed casing 13 and a positioning member 14, and the power mechanism assembly 3 includes: the engine 31, the supporting plate 32, the movable protective cylinder 33 and the positioning rod;
the engine 31 is a diesel engine or a gasoline engine, and is mounted above the support plate 32, and the movable casing 33 is mounted below the support plate 32 and sleeved inside the fixed casing 13; the top of the positioning rod is fixedly connected to the support plate 32 and the bottom is inserted into the positioning member 14.
That is, the whole power mechanism assembly 3 is installed on the front frame 1 through the movable casing 33 sleeved inside the fixed casing 13, and in addition, the positioning rod is inserted into the positioning part 14, so that the movable casing 33 is prevented from rotating along the inner wall of the fixed casing 13, and when the front frame 1 rotates under the control of the steering mechanism 5, the power mechanism assembly 3 also rotates accordingly.
Further, to ensure that the power mechanism assembly 3 can drive the cutting knife 8 to rotate for weeding, in a possible implementation manner, the power mechanism assembly 3 further includes: clutch 35, clutch housing 36 and power take-off shaft 37.
The clutch shell 36 is positioned inside the movable protective sleeve 33, the clutch 35 is positioned inside the clutch shell 36, the clutch 35 is connected with an output shaft of the engine 31, the bottom of the clutch shell 36 is fixedly connected with a power output shaft 37, and the tail end of the power output shaft 37 is connected with the cutting knife 8. Wherein, the axes of the movable protective cylinder 33, the clutch 35, the clutch shell 36 and the power output shaft 37 are overlapped.
The clutch 35 is used for driving the clutch housing 36 to rotate when the engine 31 reaches a set rotating speed so as to drive the power output shaft 37 to rotate, so that the cutting knife 8 rotates to perform weeding operation.
In addition, the height of the cutting knife 8 can be adjusted by adjusting the height of the supporting plate 32 of the mower, so that the stubble cutting height under different working environments can be adjusted.
In a possible implementation manner, the power mechanism assembly 3 further includes a lifting screw 34, the bottom of the lifting screw 34 is movably connected with the front frame 1, the top of the lifting screw is fixedly connected with an upper nut fixedly arranged on the support plate 32, and the lifting screw 34 is used for driving the support plate 32 to move up and down when rotating, so as to drive the power mechanism assembly 3 to move up and down, and further drive the cutting knife 8 connected with the power mechanism assembly 3 to move up and down.
The elevator screw 34 may be rotated manually or by other control mechanisms, which is not limited in this embodiment of the invention.
Of course, when the height of the supporting plate 32 changes, in order to ensure that the positioning element 14 and the positioning element can still be matched to limit the power mechanism assembly 3, the positioning element may be provided with a preset height, which is not less than the distance between the highest position and the lowest position of the supporting plate 32, and in addition, the cross section of the positioning element may be U-shaped, so as to facilitate the installation of the power mechanism assembly 3.
The distance between the highest position and the lowest position of the support plate 32 is not particularly limited in the embodiment of the present invention, and is illustratively 10 cm.
The height of the mower is adjusted within a range of 10cm through the lifting screw rod, so that the power mechanism assembly 3 can drive the cutting knife 8 to adjust the height. Meanwhile, the requirement of the vehicle on trafficability during traveling is met.
In addition, the power mechanism assembly 3 can also provide power for the electric differential driving mechanism 4 and the steering mechanism 5, and in order to achieve the above functions of the power mechanism assembly 3, in a possible implementation manner, the lawn mower further comprises a power supply system 6 connected with the electric differential driving mechanism 4 and the steering mechanism 5 respectively. The power supply system 6 includes: the generator, power rectifier, switch and group battery.
The generator is positioned in the movable protective cylinder 33 and above the clutch shell 36, and the output power of the generator is sequentially connected with the power rectifier and the battery pack through leads;
the generator includes: a generator stator 61 and a generator rotor 62, wherein the generator stator 62 is mounted on the bottom surface of the support plate 32, and the generator rotor 61 is mounted on the output shaft of the engine 31;
the engine 31, when rotated, drives the generator rotor 62 to rotate to generate electricity to generate alternating current, the rectifier is used to rectify the alternating current into direct current, and the battery pack is used to store the direct current and to power the electric differential drive mechanism 4 and the steering mechanism 5.
The mower is driven by an electric differential driving system, a power supply system provides power, and the engine 31 drives the generator to charge the battery pack in the working process, so that electric energy required by vehicle walking and control is ensured.
Further, for the convenience of the operator to operate this lawn mower, it still includes: and the control system 7 is connected with a battery pack, so that the battery pack provides power for the control system 7 through a power switch and a lead.
The control system 7 includes: the remote control device comprises a remote control receiving module and a control module, wherein the remote control receiving module, the electric differential driving mechanism 4 and the steering mechanism 5 are all connected with the control module.
For example: the control module is respectively connected with the driving component in the electric differential driving mechanism 4 and the steering control machine 51 in the steering mechanism 5, so that the mower can carry out mowing operation under the combined action of the power mechanism assembly 3 and the electric differential driving mechanism 4.
The embodiment of the invention also provides a steering method of the oil-electric hybrid remote control mower capable of steering in a bending way, which comprises the following steps:
the remote control receiving module is used for receiving an instruction signal from a remote controller, sending the instruction signal to the control module, analyzing and determining the instruction content corresponding to the instruction signal through the control module, and sending an instruction to the electric differential driving mechanism 4 and the steering mechanism 5;
when the electric differential driving mechanism 4 receives the forward, backward and acceleration and deceleration commands, the related actions are completed according to the commands;
when the steering mechanism 5 receives a steering command, the steering controller 51 rotates and drives the driving gear 52 to rotate in a direction and at an angle given by the command, so that the steering ring gear 53 meshed with the driving gear 52 rotates therewith, and the front frame 1 rotates around the rotation centers of the front frame 1 and the rear frame 2 in the direction and at the angle given by the steering command. After that, when the steering command disappears, the steering controller 51 drives the driving gear 52 to drive the steering ring gear 53 to rotate in the reverse direction, and drives the front frame 1 to return to the neutral position, so that the vehicle enters a straight-ahead state.
Therefore, the oil-electric hybrid remote control mower capable of turning in a waist mode and the turning method thereof have the following advantages:
1. the vehicle is driven by an electric differential driving system and powered by a power supply system; the mowing operation mechanism is directly powered by the engine, so that the mowing working quality is ensured, energy loss possibly caused by multi-stage transmission is reduced, and the reliability of the vehicle is improved. Meanwhile, the generator is driven to charge the power supply system in the working process of the engine, so that electric energy required by vehicle walking and control is ensured. The operator can select and adjust the vehicle running speed according to the growth condition of weeds, and can run at high speed when the weeds are rare or green, and can run at low speed when the weeds are more or more strong. Utilize the afterbody to drag the couple, this machine can regard as electric transport vehicle to use simultaneously, carries out the material transportation work in orchard, hilly mountain region and the facility big-arch shelter.
2. The steering mechanism consists of a steering gear ring arranged on a front frame, a detachable suspension ring connected with a rear frame and hinged on the front frame, a steering control machine and a driving gear driven by the steering control machine.
3. The power mechanism assembly can drive the whole cutting knife to carry out height adjustment, and the height adjustment within the range of 10cm is carried out manually or remotely through the lifting screw rod.
4. Compared with the traditional rear wheel driven mower, the articulated steering oil-electric hybrid remote control mower and the steering method can realize the functions of free steering, forward/backward switching, operation speed adjustment, cutter rotating speed adjustment and the like, save the vehicle running path, improve the operation efficiency and reduce the manual burden; compared with a four-wheel drive and crawler-type mower, the mower greatly saves the production and manufacturing cost of products on the premise of ensuring the reliability and stability of the products, so that the mower is lighter, more flexible and more efficient, and can deal with various narrow, low and complex operation environments in an orchard.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. The utility model provides a can roll over oily electricity of turning to thoughtlessly move remote control lawn mower which characterized in that, it includes: the device comprises a front frame (1), a rear frame (2), a power mechanism assembly (3), an electric differential driving mechanism (4), a steering mechanism (5) and a cutting knife (8);
the front frame (1) is hinged to the rear frame (2), the steering mechanism (5) is respectively connected with the front frame (1) and the rear frame (2), and the steering mechanism (5) is used for controlling the front frame (1) to rotate around the rotation centers of the front frame (1) and the rear frame (2);
the power mechanism assembly (3) is arranged on the front frame (1) and connected with a cutting knife (8) arranged below the front frame (1), and the power mechanism assembly (3) is used for driving the cutting knife (8) to rotate so as to perform weeding operation;
the electric differential drive mechanism (4) includes: the driving mechanism comprises a driving component and two driving wheels (41) which are respectively arranged on two sides below the rear rack (2), the two driving wheels (41) are respectively connected with the driving component, and the driving component is used for driving the driving wheels (41) to move forward or backward according to a preset rotating speed;
the power mechanism assembly (3) is connected with the electric differential driving mechanism (4) and the steering mechanism (5) to provide power for the electric differential driving mechanism (4) and the steering mechanism (5), and the steering mechanism (5) comprises: a steering gear ring (53) arranged on the front frame (1), and a steering control machine (51) and a driving gear (52) arranged on the rear frame;
the steering control machine (51) is installed above the rear frame (2), the driving gear (52) is installed below the rear frame (2) and connected with an output shaft of the steering control machine (51), and the driving gear (52) is meshed with the steering gear ring (53).
2. A foldable waist-turnable gasoline-electric hybrid remote-controlled mower according to claim 1, characterized in that said front frame (1) comprises: the protective device comprises a front supporting plate (16), protective covers (11) arranged at two sides and the rear part of the front supporting plate (16), a front protective plate (15) arranged in front of the front supporting plate (16), and walking wheels (12) arranged at two sides of the front protective plate (15);
the rear of preceding backup pad (16) is equipped with ring channel (17), ring channel (17) be used for with rear frame (2) are articulated, the below of ring channel (17) is equipped with turns to ring gear (53), just turn to the axle center of ring gear (53) with the axle center of ring channel (17) is concentric.
3. A foldable waist-turnable gasoline-electric hybrid remote-controlled mower as claimed in claim 2, characterized in that said rear frame (2) comprises: back backup pad (23), support couple (21) are installed to the afterbody of back backup pad (23), and the front end is installed and is dismantled suspension ring (22), can dismantle suspension ring and be used for the cover to establish the outside of ring channel (17), make back frame (2) with preceding frame (1) is articulated.
4. The fuel-electric hybrid remote control mower capable of turning around is characterized in that a fixed protection cylinder (13) and a positioning piece (14) are further arranged on the front frame (1), and the power mechanism assembly (3) comprises: the device comprises an engine (31), a support plate (32), a movable protective cylinder (33), a positioning rod, a clutch (35), a clutch shell (36) and a power output shaft (37);
the engine (31) is a diesel engine or a gasoline engine and is arranged above the supporting plate (32), and the movable protective cylinder (33) is arranged below the supporting plate (32) and is sleeved in the fixed protective cylinder (13); the top of the positioning rod is fixedly connected with the supporting plate (32), and the bottom of the positioning rod is inserted into the positioning piece (14);
the clutch shell (36) is positioned inside the movable protective sleeve (33), the clutch (35) is positioned inside the clutch shell (36), the clutch (35) is connected with an output shaft of the engine (31), the bottom of the clutch shell (36) is fixedly connected with the power output shaft (37), and the tail end of the power output shaft (37) is connected with the cutting knife (8);
the clutch (35) is used for driving the clutch shell (36) to rotate when the engine (31) reaches a set rotating speed so as to drive the power output shaft (37) to rotate, and therefore the cutting knife (8) rotates to perform weeding operation.
5. The fuel-electric hybrid remote control mower capable of turning around waist as claimed in claim 4, wherein the power mechanism assembly (3) further comprises a lifting screw (34);
the bottom of the lifting screw rod (34) is movably connected with the front frame (1), the top of the lifting screw rod is connected with an upper nut fixedly arranged on the supporting plate (32) in a matching mode, and the lifting screw rod (34) is used for driving the supporting plate (32) to move up and down when rotating, so that the power mechanism assembly (3) is driven to move up and down.
6. A foldable waist-turnable fuel-electric hybrid remote-controlled mower as claimed in claim 4, characterized in that it further comprises a power supply system (6) connected to said electric differential drive mechanism (4) and said steering mechanism (5), respectively, said power supply system (6) comprising: the power supply comprises a generator, a power rectifier, a power switch and a battery pack;
the generator is positioned in the movable protective cylinder (33) and above the clutch shell (36), and the output power of the generator is sequentially connected with the power rectifier and the battery pack through leads;
the generator includes: a generator stator (62) and a generator rotor (61), wherein the generator stator (62) is installed on the bottom surface of the support plate (32), and the generator rotor (61) is installed on an output shaft of the engine (31);
the motor (31) drives the generator rotor (61) to rotate to generate electricity to generate alternating current when rotating, the rectifier is used for rectifying the alternating current into direct current, and the battery pack is used for storing the direct current and providing power for the electric differential driving mechanism (4) and the steering mechanism (5) through a power switch and a lead.
7. The picnic-steerable hybrid remote-controlled lawn mower of claim 1, wherein the drive assembly comprises: the driving device comprises a driving motor and a driving axle internally provided with a differential, wherein the driving axle is connected with an output shaft of the driving motor, and two output ends of the driving axle are respectively connected with two driving wheels (41).
8. The fuel-electric hybrid remote control mower capable of being turned over by bending over according to claim 6, further comprising: a control system (7) connected to the battery pack, the control system (7) comprising: the remote control device comprises a remote control receiving module and a control module, wherein the remote control receiving module, the electric differential driving mechanism (4) and the steering mechanism (5) are all connected with the control module.
9. A steering method of a fuel-electric hybrid remote control mower capable of steering by bending waist is characterized by comprising the following steps:
the power mechanism assembly (3) is connected with the electric differential driving mechanism (4) and the steering mechanism (5) to provide power for the electric differential driving mechanism (4) and the steering mechanism (5);
the remote control receiving module is used for receiving an instruction signal from a remote controller, sending the instruction signal to the control module, analyzing and determining the instruction content corresponding to the instruction signal through the control module, and sending an instruction to the electric differential driving mechanism (4) and the steering mechanism (5);
when the electric differential driving mechanism (4) receives the forward, backward and acceleration and deceleration commands, the related actions are completed according to the commands;
when the steering mechanism (5) receives a steering instruction, the steering control machine (51) rotates and drives the driving gear (52) to rotate according to the direction and the angle given by the instruction, so that the steering gear ring (53) meshed with the driving gear (52) rotates along with the steering gear ring, and the front frame (1) rotates around the rotation centers of the front frame (1) and the rear frame (2) according to the direction and the angle given by the steering instruction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011526022.3A CN112606682B (en) | 2020-12-22 | 2020-12-22 | Oil-electricity hybrid remote control mower capable of turning at waist and turning method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011526022.3A CN112606682B (en) | 2020-12-22 | 2020-12-22 | Oil-electricity hybrid remote control mower capable of turning at waist and turning method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112606682A CN112606682A (en) | 2021-04-06 |
| CN112606682B true CN112606682B (en) | 2022-08-09 |
Family
ID=75245147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011526022.3A Active CN112606682B (en) | 2020-12-22 | 2020-12-22 | Oil-electricity hybrid remote control mower capable of turning at waist and turning method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112606682B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6604348B2 (en) * | 2001-02-06 | 2003-08-12 | Deere & Company | Mower with engine-driven blade and electrical propulsion |
| JP2003165349A (en) * | 2001-11-28 | 2003-06-10 | Iseki & Co Ltd | Mobile agricultural machine |
| CN102390431A (en) * | 2011-08-18 | 2012-03-28 | 朱鹏华 | Waist-folded type multifunctional four-wheel driven tractor transport vehicle |
| CN103231651A (en) * | 2013-03-22 | 2013-08-07 | 北京林业大学 | Swing type hydraulic adjustable hanging articulated steering chassis |
| CN106945516A (en) * | 2017-04-01 | 2017-07-14 | 广西合浦县惠来宝机械制造有限公司 | Four-wheel drive articulated steering transport vehicle with front and back wheel differential lock |
-
2020
- 2020-12-22 CN CN202011526022.3A patent/CN112606682B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN112606682A (en) | 2021-04-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103733801A (en) | Combined intelligent mowing robot | |
| CN105766196A (en) | Scissors type multifunctional all-terrain robot mower | |
| CN106034541A (en) | Four-wheel driven remote control mower | |
| CN109392422A (en) | A kind of greening lawn clipping device | |
| CN206782074U (en) | A kind of amphibious multi-rotor unmanned aerial vehicle | |
| CN200959731Y (en) | Mower | |
| CN110800451A (en) | Fully-autonomous unmanned mowing system | |
| CN204697519U (en) | A kind of solar energy mower | |
| CN112606682B (en) | Oil-electricity hybrid remote control mower capable of turning at waist and turning method thereof | |
| CN206024527U (en) | Solar energy type lawn mower that can remote control | |
| CN214385121U (en) | Oil-electricity hybrid remote control mower | |
| CN108476716A (en) | A kind of cart type grass trimmer | |
| CN208724433U (en) | A kind of full landform remote-control mower | |
| CN209983091U (en) | Multifunctional unmanned agricultural machine | |
| CN205993119U (en) | A kind of remote-control mower of four-wheel drive | |
| CN117716862A (en) | Self-propelled mower and self-propelled control method for self-propelled mower | |
| CN212436380U (en) | Integral liftable hybrid power mower | |
| CN211531848U (en) | Anti-collision combined robot | |
| CN208359916U (en) | A kind of walking mechanism of grass-removing robot | |
| CN207321908U (en) | A kind of gardens grass trimmer | |
| CN211378815U (en) | Remote control type grass trimmer | |
| CN215322034U (en) | Small agricultural machine and control system thereof | |
| CN215011739U (en) | Self-propelled electric lawn mower driven by hub motor | |
| CN219812529U (en) | Mower | |
| CN208523234U (en) | A kind of cart type grass trimmer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |