CN111837592A - Integral liftable hybrid power mower - Google Patents

Integral liftable hybrid power mower Download PDF

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Publication number
CN111837592A
CN111837592A CN202010696115.4A CN202010696115A CN111837592A CN 111837592 A CN111837592 A CN 111837592A CN 202010696115 A CN202010696115 A CN 202010696115A CN 111837592 A CN111837592 A CN 111837592A
Authority
CN
China
Prior art keywords
frame
mowing
generator
bearing plate
liftable
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.)
Pending
Application number
CN202010696115.4A
Other languages
Chinese (zh)
Inventor
高巧明
曾俊豪
潘栋
黄东辉
曹鹏铖
张星
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangxi University of Science and Technology
Original Assignee
Guangxi University of Science and Technology
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangxi University of Science and Technology filed Critical Guangxi University of Science and Technology
Priority to CN202010696115.4A priority Critical patent/CN111837592A/en
Publication of CN111837592A publication Critical patent/CN111837592A/en
Pending legal-status Critical Current

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    • 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
    • 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
    • A01D34/78—Driving mechanisms for the cutters electric
    • 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
    • A01D34/82—Other details
    • 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
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D75/00—Accessories for harvesters or mowers
    • A01D75/18—Safety devices for parts of the machines
    • 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
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • 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
    • B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
    • B60K6/36—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Harvester Elements (AREA)

Abstract

The invention discloses an integral liftable hybrid power mower which comprises a frame, a travelling mechanism, a mowing device, a power mechanism, a generator and an electric driving mechanism, wherein the frame is arranged on the travelling mechanism; the electric driving mechanism is arranged on the frame, the middle part of the bottom plate of the frame is provided with an operation opening, the bearing plate is hoisted on the frame through the height adjusting mechanism, and the bearing plate can extend into the lower part of the bottom plate of the frame through the operation opening; the power mechanism, the generator and the electric driving mechanism are respectively arranged on the bearing plate; the power mechanism is connected with the generator and drives the generator to generate electricity; the generator is connected with the electric driving mechanism to charge the electric driving mechanism; the electric driving mechanism is connected with the traveling mechanism and drives the traveling mechanism to travel; the mowing device is arranged on the lower surface of the bearing plate and connected with the power mechanism, and mowing operation is carried out under the driving of the power mechanism. The invention has simple structure, convenient operation and high mowing efficiency.

Description

Integral liftable hybrid power mower
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to an integral liftable hybrid power mower.
Background
The existing mowing operation generally comprises manual operation and machine operation, and manual mowing consumes manpower; the lawn mower on the market has low efficiency, but has a simple structure, and each lawn mower needs to be provided with one worker, so that the labor intensity is high, the labor cost is high, and the productivity cannot be liberated; and the adjustment mode of the mowing height of the mowing machine on the market is simple, manual adjustment is needed, and the automation degree is not high.
Disclosure of Invention
The invention provides an integral liftable hybrid power mower which is simple in structure, convenient to operate and high in mowing efficiency.
The technical scheme of the invention is as follows:
the integrally liftable hybrid power mower comprises a frame, a travelling mechanism, a mowing device, a power mechanism, a generator and an electric driving mechanism, wherein the frame is arranged on the travelling mechanism; the electric driving mechanism is arranged on the frame, the middle part of the bottom plate of the frame is provided with an operation opening, the bearing plate is hoisted on the frame through the height adjusting mechanism, and the bearing plate can extend into the lower part of the bottom plate of the frame through the operation opening; the power mechanism, the generator and the electric driving mechanism are respectively arranged on the bearing plate; the power mechanism is connected with the generator and drives the generator to generate electricity; the generator is connected with the electric driving mechanism to charge the electric driving mechanism; the electric driving mechanism is connected with the traveling mechanism and drives the traveling mechanism to travel;
The mowing device is arranged on the lower surface of the bearing plate and connected with the power mechanism, and mowing operation is carried out under the driving of the power mechanism.
Furthermore, the mowing device comprises a rotating shaft I, a shaft sleeve, a knife rest, a mowing knife and a knife disc shield, wherein the knife disc shield is arranged on the lower surface of the bearing plate; the cutter frame and the mowing knife are arranged in the cutter head shield, the shaft sleeve is vertically arranged in the middle of a top plate of the cutter head shield, and the lower end of the shaft sleeve extends to a bottom plate of the cutter head shield; the rotating shaft I is vertically arranged in the shaft sleeve and can rotate in the shaft sleeve, the upper end of the rotating shaft I extends out of the upper end of the shaft sleeve and then is connected with the power mechanism, and the lower end of the rotating shaft I extends out of the lower end of the shaft sleeve; the knife rest is fixedly arranged at the lower end of the rotating shaft I, the mowing knife is fixedly arranged on the knife rest, and the rotating shaft I drives the knife rest and the mowing knife to rotate for mowing.
Furthermore, the bottom of the cutter head shield is provided with an opening, and the right side of the cutter head shield is provided with a grass outlet.
Furthermore, the height adjusting mechanism comprises four groups of right-angle pull rods, linkage rods, bearing seats and linear motors, and the four groups of right-angle pull rods are arranged on the upper surface of the bearing plate in a square manner;
the four groups of bearing seats are arranged on the frame in a square manner, each group of bearing seats corresponds to one group, and the bearing seats are respectively provided with a rotating shaft II through bearings;
The right-angle pull rod is arranged corresponding to the rotating shaft II and is of a right-angle triangular structure, a right angle of the right-angle triangular structure is movably hinged with the rotating shaft II, the front end of one right-angle side of each right-angle pull rod extends forwards and is hinged with the upper surface of the cutter head shield respectively, and the other right-angle side extends upwards; two groups of linkage rods are arranged along the front-back direction of the frame and are respectively arranged on the left side and the right side of the frame, and two ends of each group of linkage rods are respectively hinged with the tops of the two groups of right-angle sides extending upwards by the right-angle pull rods positioned on the same side; a pin shaft fixing frame is fixedly arranged in the middle of the linkage rod;
the linear motor is arranged on the frame, and an output shaft of the linear motor is hinged with the pin shaft fixing frame, so that the right-angle pull rod is driven to rotate through the linkage rod, and the bearing plate drives the cutter head shield, the cutter frame and the mowing cutter to do lifting motion;
the linear motor is electrically connected with the electric driving mechanism and is powered by the electric driving mechanism.
The automobile seat further comprises a guide mechanism, wherein the guide mechanism comprises a base, a support and a guide post, the base is arranged on the bearing plate, the support is arranged on the automobile frame, and the support is provided with a vertical guide groove; the guide post vertically locate on the base, the upper end of guide post is worn out to upwards extending after the guide slot on the support, the guide post can reciprocate along the guide slot.
Furthermore, the power mechanism comprises a fixed disc and an engine, the fixed disc is arranged on the bearing plate, the engine is arranged on the fixed disc, a clutch is arranged at the lower end of the engine, and the clutch is transmitted to the generator through a transmission device to drive the generator to generate electricity; the output end of the clutch is connected with the mowing device and is transmitted to the mowing device.
Further, the clutch is a centrifugal clutch.
Further, the conveying device is a conveying belt structure, and a tensioning device is arranged on the conveying belt and used for tensioning the conveying belt.
Furthermore, the electric driving mechanism comprises a storage battery, a power adapter, a stepping motor, a speed reducer and a motor controller; the storage battery, the stepping motor, the speed reducer and the motor controller are arranged on the rear end of the upper part of the frame; the generator charges a storage battery through a power adapter, and the storage battery is connected with the motor controller and supplies power to the motor controller;
the motor controller is connected with the stepping motor and drives the stepping motor to rotate forwards or backwards; the stepping motor is transmitted to the traveling mechanism through the speed reducer.
Further, the model of the stepping motor is 86HSE 12N; the motor drive is of the type HBS 86H.
Furthermore, the travelling mechanism comprises a driving wheel and a universal wheel; the driving wheels are arranged at two ends of the rear side of the bottom of the frame and connected with the speed reducer and driven by the speed reducer to rotate; the universal wheels are arranged at two ends of the front side of the bottom of the frame.
The circuit structure diagram of the generator of the present invention can adopt the circuit structure shown in fig. 7, and can also adopt other prior art general circuit structures.
The mechanical structure of the application can be matched with a control module (such as a Raspberry Pi 4model B type control system) in the prior art, and an automatic control structure is formed by supplying power to the control module after the voltage of a storage battery is reduced by a direct current voltage reduction module; or the lawn mower is combined with remote control equipment and is controlled by people in a remote control mode to realize the mowing function.
The working process of the invention is as follows:
the engine is started, the engine drives the clutch to rotate, and the clutch transmits power (torque) of the engine to the rotating shaft I, so that the tool rest and the mowing tool are driven to rotate to perform mowing operation;
when the clutch rotates, the transmission device drives the generator to generate electricity, the generator charges the storage battery through the power adapter, and the storage battery is connected with the motor controller to supply power to the motor controller; the motor controller is connected with the stepping motor and drives the stepping motor to rotate forwards or backwards; the stepping motor is transmitted to the driving wheel through the speed reducer to drive the driving wheel to move forwards, backwards or turn; a closed loop is formed between the stepping motor and the driver, so that the running state is ensured;
When the mowing height needs to be adjusted, a control instruction is issued to control the linear motor, the linear motor is pushed out, and the linkage rod is pushed to drive the right-angle pull rod mechanism to realize that the whole knife rest is lifted upwards; the linear motor is controlled to return, the linkage rod is pulled to drive the right-angle pull rod mechanism to realize the integral descending of the knife rest, and the variable mowing height adjustment is realized.
The invention has the beneficial effects that:
the mowing device is powered by the engine, the walking mechanism is powered by the stepping motor, the height adjusting device is powered by the linear motor, and various powers are reasonably distributed and mixed to be applied, so that the mowing device is more stable in structure and improved in stability; the transmission structure is optimized, the whole structure is more compact, the motion of the machine is reasonably utilized to provide power, the equipment is simplified, and the energy consumption is saved;
the invention designs a unique height adjusting mechanism, the linear motor provides power, and the mowing device, the power mechanism, the generator and the electric driving mechanism can be integrally lifted or lowered by a certain height along the guide post by pushing and pulling the linear motor and matching with the bearing plate, so that the mowing height is adjusted; the cutter shaft outer sleeve and the cutter head protective cover are additionally arranged, so that the cutter shaft and the cutter head can be protected on one hand, and the height can be adjusted in a matched manner on the other hand; the invention also adds a guide mechanism to limit the swing of the lifting whole body, so that the whole mowing mechanism is ensured to move only along the vertical direction, and the blade is always parallel to the horizontal direction; the invention also adds a universal wheel structure, which not only enables the mower to advance, retreat and turn, but also reduces the turning radius by utilizing the following characteristic of the universal wheel.
The hybrid power mower disclosed by the invention is simple in structure, convenient to operate, high in mowing efficiency, capable of automatically adjusting mowing height, capable of meeting different mowing height requirements, high in automation degree, capable of reducing labor intensity and labor cost and liberating productivity.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic top view of a portion of the present invention;
FIG. 3 is a schematic front view of the present invention;
FIG. 4 is a schematic side view of a portion of the present invention;
FIG. 5 is a partial schematic view of the present invention;
FIG. 6 is a schematic view of the construction of the right angle pull rod of the present invention;
FIG. 7 is a circuit schematic diagram of the generator of the present invention;
the numbers and names in the figure are as follows:
1-a vehicle frame; 2-a bearing plate; 3, a generator; 4-shaft sleeve; 5, a tool rest; 6-a mowing knife; 7-fixing the disc; 8-an engine; 9-a clutch; 10-a storage battery; 11-a stepper motor; 12-a reducer; 13-a motor controller; 14-a driving wheel; 15-universal wheels; 16-a transfer device; 17-a base; 18-a cutter head shroud; 19-a grass outlet; 20-a scaffold; 21-right angle tie rod; 22-a linkage bar; 23-a bearing seat; 24-pin shaft fixing frame; 25-a linear motor; 26-a guide post; 26-tensioning means.
Detailed Description
The present invention will be described in detail below with reference to specific embodiments in conjunction with the accompanying drawings.
Example 1
As shown in fig. 1-6, the hybrid mower with an integral liftable structure comprises a frame 1, a bearing plate 2, a traveling mechanism, a mowing device, a power mechanism, a generator 3 and an electric driving mechanism, wherein the frame 1 is mounted on the traveling mechanism; the electric driving mechanism is arranged at the rear part of the frame 1, the middle part of the bottom plate of the frame 1 is provided with an operation opening, the bearing plate 2 is hoisted on the frame 1 through the height adjusting mechanism, and the bearing plate 2 can extend into the lower part of the bottom plate of the frame 1 through the operation opening; the power mechanism, the generator 3 and the electric driving mechanism are respectively arranged on the bearing plate 2; the power mechanism is connected with the generator 3 and drives the generator 3 to generate electricity; the generator 3 is connected with the electric driving mechanism to charge the electric driving mechanism; the electric driving mechanism is connected with the traveling mechanism and drives the traveling mechanism to travel;
the mowing device is arranged on the lower surface of the bearing plate 2 and connected with the power mechanism, and mowing operation is carried out under the driving of the power mechanism.
The mowing device comprises a rotating shaft I, a shaft sleeve 4, a knife rest 5, a mowing knife 6 and a cutterhead shield 18, wherein the cutterhead shield 18 is arranged on the lower surface of the bearing plate 2; the cutter rest 5 and the mowing knife 6 are both arranged in the cutter head shield 18, the shaft sleeve 4 is vertically arranged in the middle of a top plate of the cutter head shield 18, and the lower end of the shaft sleeve 4 extends to a bottom plate of the cutter head shield 18; the rotating shaft I is vertically arranged in the shaft sleeve 4 and can rotate in the shaft sleeve 4, the upper end of the rotating shaft I extends out of the upper end of the shaft sleeve 4 and then is connected with the power mechanism, and the lower end of the rotating shaft I extends out of the lower end of the shaft sleeve 4; the knife rest 5 is fixedly arranged at the lower end of the rotating shaft I, the mowing knife 6 is fixedly arranged on the knife rest 5, and the rotating shaft I drives the knife rest 5 and the mowing knife 6 to rotate for mowing.
The bottom of the cutter head shield 18 is provided with an opening, and the right side of the cutter head shield 18 is provided with a grass outlet 19.
The height adjusting mechanism comprises a right-angle pull rod 21, a linkage rod 22, a bearing seat 23 and a linear motor 25, wherein four groups of the height adjusting mechanism are arranged on the upper surface of the bearing plate 2 in a square manner;
the four groups of bearing seats 23 are arranged on the frame 1 in a square manner, each group of bearing seats 23 corresponds to one group, and the bearing seats 23 are respectively provided with a rotating shaft II through bearings;
the right-angle pull rod 21 is arranged corresponding to the rotating shaft II, the right-angle pull rod 21 is of a right-angle triangular structure, a right angle of the right-angle triangular structure is movably hinged with the rotating shaft II, the front end of one right-angle side of each right-angle pull rod 21 extends forwards and is respectively hinged with the upper surface of the cutter head shield 18, and the other right-angle side extends upwards; two groups of linkage rods 22 are arranged along the front-back direction of the frame 1 and are respectively arranged at the left side and the right side of the frame 1, and two ends of each group of linkage rods 22 are respectively hinged with the tops of the two groups of right-angle sides extending upwards of the right-angle pull rods 21 positioned at the same side; a pin shaft fixing frame 24 is fixedly arranged in the middle of the linkage rod 22;
the linear motor 25 is arranged on the frame 1, and an output shaft of the linear motor 25 is hinged with the pin shaft fixing frame 24, so that the right-angle pull rod 21 is driven to rotate through the linkage rod 22, and the bearing plate 2 drives the cutter head shield 18, the cutter frame 5 and the mowing knife 6 to do lifting motion;
The linear motor 25 is electrically connected with the electric driving mechanism and is powered by the electric driving mechanism.
The automobile chassis support is characterized by further comprising a guide mechanism, wherein the guide mechanism comprises a base 17, a support 20 and a guide post 26, the base 17 is arranged on the bearing plate 2, the support 20 is arranged on the automobile frame 1, and a vertical guide groove is formed in the support 20; the guide post 26 is vertically arranged on the base 17, the upper end of the guide post 26 penetrates out of the guide groove on the bracket 20 and then extends upwards, and the guide post 26 can move up and down along the guide groove.
The power mechanism comprises a fixed disc 7 and an engine 8, the fixed disc 7 is arranged on the bearing plate 2, the engine 8 is arranged on the fixed disc 7, a clutch 9 is arranged at the lower end of the engine 8, and the clutch 9 is transmitted to the generator 3 through a transmission device 16 to drive the generator 3 to generate electricity; the output end of the clutch 9 is connected with the mowing device and is transmitted to the mowing device. The clutch 9 is a centrifugal clutch.
The conveying device 16 is a conveyor belt structure, and a tensioning device 27 is arranged on the conveyor belt and used for tensioning the conveyor belt.
The electric driving mechanism comprises a storage battery 10, a power adapter, a stepping motor 11, a speed reducer 12 and a motor controller 13; the storage battery 10, the stepping motor 11, the speed reducer 12 and the motor controller 13 are arranged at the rear end of the upper part of the frame 1; the generator 3 charges a storage battery 10 through a power adapter, and the storage battery 10 is connected with a motor controller 13 and supplies power to the motor controller 13; the motor controller 13 is connected with the stepping motor 11 and drives the stepping motor 11 to rotate forwards or backwards; the stepping motor 11 is driven to the running mechanism through the speed reducer 12.
The model of the stepping motor 11 is 86HSE 12N; the motor drive 13 is of the type HBS 86H.
The walking mechanism comprises a driving wheel 14 and universal wheels 15; the driving wheels 14 are arranged at two ends of the rear side of the bottom of the frame 1, and the driving wheels 14 are connected with the speed reducer 12 and driven by the speed reducer 12 to rotate; the universal wheels 15 are arranged at two ends of the front side of the bottom of the frame 1.
The mechanical structure of this application cooperates prior art's control module (the model is Raspberry Pi 4 model B's Raspberry group control system), is supplied power after stepping down by battery 10 through direct current voltage reduction module, forms automatic control structure, realizes its function of mowing.
The working process of the invention is as follows:
starting the engine 8, driving the clutch 9 to rotate by the engine 8, and transmitting the power (torque) of the engine 8 to the rotating shaft I by the clutch 9 so as to drive the cutter frame 5 and the mowing cutter 6 to rotate for mowing;
when the clutch 9 rotates, the transmission device 16 drives the generator 3 to generate electricity, the generator 3 charges the storage battery 10 through the power adapter, and the storage battery 10 is connected with the motor controller 13 to supply power to the motor controller 13; the motor controller 13 is connected with the stepping motor 11 and drives the stepping motor 11 to rotate forwards or backwards; the stepping motor 11 is driven to a driving wheel through a speed reducer 12 to drive the driving wheel 14 to move forward, backward or turn; a closed loop is formed between the stepping motor 11 and the driver 13, so that the running state is ensured;
When the mowing height needs to be adjusted, a control instruction is sent to control the linear motor 25, the linear motor 25 is pushed out, and the linkage rod 22 is pushed to drive the right-angle pull rod 21 mechanism to realize that the whole knife rest 5 is lifted upwards; and controlling the linear motor 25 to return, pulling the linkage rod 22 to drive the right-angle pull rod 21 mechanism to realize the integral descending of the knife rest 5, and realizing the mowing height adjustment.

Claims (10)

1. The utility model provides a whole liftable formula hybrid mower, includes frame (1), loading board (2), running gear, grass cutting device, power unit, generator (3), electric drive mechanism, its characterized in that:
the frame (1) is arranged on the travelling mechanism; the electric drive mechanism is arranged on the frame (1); the middle part of the bottom plate of the frame (1) is provided with an operation opening, the bearing plate (2) is hung on the frame (1) through a height adjusting mechanism, and the bearing plate (2) can extend into the lower part of the bottom plate of the frame (1) through the operation opening; the power mechanism and the generator (3) are respectively arranged on the bearing plate (2), and the power mechanism is connected with the generator (3) to drive the generator (3) to generate electricity; the generator (3) is connected with the electric driving mechanism to charge the electric driving mechanism; the electric driving mechanism is connected with the traveling mechanism and drives the traveling mechanism to travel;
The mowing device is arranged on the lower surface of the bearing plate (2) and connected with the power mechanism, and mowing operation is carried out under the driving of the power mechanism.
2. The unitary liftable hybrid mower of claim 1, wherein: the mowing device comprises a rotating shaft I, a shaft sleeve (4), a knife rest (5), a mowing knife (6) and a knife disc shield (18), wherein the knife disc shield (18) is arranged on the lower surface of the bearing plate (2); the cutter frame (5) and the mowing knife (6) are both arranged in the cutter head shield (18), the shaft sleeve (4) is vertically arranged in the middle of a top plate of the cutter head shield (18), and the lower end of the shaft sleeve (4) extends to a bottom plate of the cutter head shield (18); the rotating shaft I is vertically arranged in the shaft sleeve (4) and can rotate in the shaft sleeve (4), the upper end of the rotating shaft I extends out of the upper end of the shaft sleeve (4) and then is connected with the power mechanism, and the lower end of the rotating shaft I extends out of the lower end of the shaft sleeve (4); the rotary mower is characterized in that the knife rest (5) is fixedly arranged at the lower end of the rotary shaft I, the mowing knife (6) is fixedly arranged on the knife rest (5), and the rotary shaft I drives the knife rest (5) and the mowing knife (6) to rotate for mowing.
3. The unitary liftable hybrid mower of claim 2, wherein: the bottom of the cutter head shield (18) is provided with an opening, and the right side of the cutter head shield (18) is provided with a grass outlet (19).
4. The unitary liftable hybrid mower of claim 1, wherein: the height adjusting mechanism comprises four groups of right-angle pull rods (21), linkage rods (22), bearing seats (23) and linear motors (25), and the four groups of the height adjusting mechanism are arranged on the upper surface of the bearing plate (2) in a square manner;
the four groups of bearing seats (23) are arranged on the frame (1) in a square manner, each group of bearing seats (23) corresponds to one group, and the bearing seats (23) are respectively provided with a rotating shaft II through bearings;
the right-angle pull rod (21) is arranged corresponding to the rotating shaft II, the right-angle pull rod (21) is of a right-angle triangular structure, the right-angle vertex of the right-angle triangular structure is movably hinged with the rotating shaft II, the front end of one right-angle side of each right-angle pull rod (21) extends forwards and is respectively hinged with the upper surface of the cutter head shield (18), and the other right-angle side extends upwards; two groups of linkage rods (22) are arranged along the front-back direction of the frame (1) and are respectively arranged at the left side and the right side of the frame (1), and two ends of each group of linkage rods (22) are respectively hinged with the tops of the two groups of right-angle sides extending upwards of the right-angle pull rods (21) positioned at the same side; a pin shaft fixing frame (24) is fixedly arranged in the middle of the linkage rod (22);
The linear motor (25) is arranged on the frame (1), and an output shaft of the linear motor (25) is hinged with the pin shaft fixing frame (24), so that the right-angle pull rod (21) is driven to rotate through the linkage rod (22), and the bearing plate (2) drives the cutter head shield (18), the cutter rest (5) and the mowing knife (6) to do lifting motion;
the linear motor (25) is electrically connected with the electric driving mechanism and is powered by the electric driving mechanism.
5. The unitary liftable hybrid mower of claim 1, wherein: the automobile chassis is characterized by further comprising a guide mechanism, wherein the guide mechanism comprises a base (17), a support (20) and a guide post (26), the base (17) is arranged on the bearing plate (2), the support (20) is arranged on the automobile frame (1), and a vertical guide groove is formed in the support (20); guide post (26) vertically locate on base (17), the upper end of guide post (26) is worn out the back and upwards extends in the guide slot on support (20), guide post (26) can follow the guide slot and move up and down.
6. The unitary liftable hybrid mower of claim 1, wherein: the power mechanism comprises a fixed disc (7) and an engine (8), the fixed disc (7) is arranged on the bearing plate (2), the engine (8) is arranged on the fixed disc (7), a clutch (9) is arranged at the lower end of the engine (8), and the clutch (9) is transmitted to the generator (3) through a transmission device (16) to drive the generator (3) to generate electricity; the output end of the clutch (9) is connected with the mowing device and is transmitted to the mowing device.
7. The unitary liftable hybrid mower of claim 6, wherein: the clutch (9) is a centrifugal clutch.
8. The unitary liftable hybrid mower of claim 6, wherein: the conveying device (16) is of a conveyor belt structure, and a tensioning device (27) is arranged on the conveyor belt and used for tensioning the conveyor belt.
9. The unitary liftable hybrid mower of claim 1, wherein: the electric driving mechanism comprises a storage battery (10), a power adapter, a stepping motor (11), a speed reducer (12) and a motor controller (13); the storage battery (10), the stepping motor (11), the speed reducer (12) and the motor controller (13) are arranged at the rear end of the upper part of the frame (1); the generator (3) charges a storage battery (10) through a power adapter, and the storage battery (10) is connected with the motor controller (13) and supplies power to the motor controller (13);
the motor controller (13) is connected with the stepping motor (11) and drives the stepping motor (11) to rotate forwards or backwards; the stepping motor (11) is transmitted to the traveling mechanism through the speed reducer (12).
10. The unitary liftable hybrid mower of claim 9, wherein: the walking mechanism comprises a driving wheel (14) and universal wheels (15); the driving wheels (14) are arranged at two ends of the rear side of the bottom of the frame (1), and the driving wheels (14) are connected with the speed reducer (12) and driven by the speed reducer (12) to rotate; the universal wheels (15) are arranged at two ends of the front side of the bottom of the frame (1).
CN202010696115.4A 2020-07-20 2020-07-20 Integral liftable hybrid power mower Pending CN111837592A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010696115.4A CN111837592A (en) 2020-07-20 2020-07-20 Integral liftable hybrid power mower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010696115.4A CN111837592A (en) 2020-07-20 2020-07-20 Integral liftable hybrid power mower

Publications (1)

Publication Number Publication Date
CN111837592A true CN111837592A (en) 2020-10-30

Family

ID=73001539

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010696115.4A Pending CN111837592A (en) 2020-07-20 2020-07-20 Integral liftable hybrid power mower

Country Status (1)

Country Link
CN (1) CN111837592A (en)

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