CN113364204A - Self-power-generation-driven self-propelled device and self-propelled mower - Google Patents

Self-power-generation-driven self-propelled device and self-propelled mower Download PDF

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Publication number
CN113364204A
CN113364204A CN202110652196.2A CN202110652196A CN113364204A CN 113364204 A CN113364204 A CN 113364204A CN 202110652196 A CN202110652196 A CN 202110652196A CN 113364204 A CN113364204 A CN 113364204A
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CN
China
Prior art keywords
self
propelled
power generation
rotor
controller
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
CN202110652196.2A
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Chinese (zh)
Inventor
林满水
胡君慧
李传代
张星宇
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.)
Zhejiang YAT Electrical Appliance Co Ltd
Original Assignee
Zhejiang YAT Electrical Appliance Co Ltd
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 Zhejiang YAT Electrical Appliance Co Ltd filed Critical Zhejiang YAT Electrical Appliance Co Ltd
Priority to CN202110652196.2A priority Critical patent/CN113364204A/en
Publication of CN113364204A publication Critical patent/CN113364204A/en
Pending legal-status Critical Current

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    • 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
    • H02K7/1807—Rotary generators
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • 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
    • A01D34/67—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 hand-guided by a walking operator
    • A01D34/68—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 hand-guided by a walking operator with motor driven cutters or wheels
    • 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
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • 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
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/03—Arrangements for regulating or controlling the speed or torque of electric DC motors for controlling the direction of rotation of DC motors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

The invention discloses a self-power-generation-driven self-propelled device and a self-propelled mower, which comprise an engine, a power generation assembly, a controller and a self-propelled assembly, wherein the power generation assembly comprises a stator and a rotor, a power generation winding and a magnet are respectively arranged between the stator and the rotor, the rotor is fixedly connected with an output shaft of the engine, the engine drives the rotor to rotate to generate induction current, the self-propelled assembly comprises a motor and a self-propelled device, the controller is respectively electrically connected with the power generation assembly and the motor, the power generation assembly supplies power to the motor through the controller, and the motor drives the self-propelled device to operate. The transmission efficiency between the engine and the self-propelled device and the consistency of the self-propelled speed can be improved, and stepless speed regulation is realized.

Description

Self-power-generation-driven self-propelled device and self-propelled mower
[ technical field ] A method for producing a semiconductor device
The invention relates to a self-power-generation-driven self-propelled device and a self-propelled mower, and belongs to the technical field.
[ background of the invention ]
The lawn mower is a lawn trimming machine used on a lawn, when the lawn mower is operated to cut the lawn, the physical power consumption of an operator is overlarge due to overlarge mowing area, overlarge mower and other reasons, so that a self-walking structure is arranged, the lawn mower does not need to be pushed by the operator forcibly when in use, only needs to master the direction, and can greatly reduce the working intensity of the operator.
The prior art scheme realizes self-walking function, and most of the self-walking function is realized by adopting a belt transmission mode: the output end of the engine is additionally provided with a belt wheel, the middle of a driving wheel of the mower is additionally provided with a self-walking device, the input end of the self-walking device is the belt wheel, the belt wheel at the output end of the engine drives the belt wheel of the self-walking device to work through a belt, and the input end of the self-walking device and an output shaft are of a worm and gear structure; the two ends of the output end are additionally provided with gears to transmit torque to the wheels through gear transmission, so that the self-walking function of the wheels is realized, however, a belt transmission mode is adopted in the technical scheme, the belt is easy to damage, the service life is short, the transmission mechanical efficiency of the belt is low, the power loss is large, in addition, the transmission ratio of the belt is unstable, the self-walking speed consistency is poor, the accurate control is difficult, meanwhile, the stepless speed regulation is difficult to realize, and various requirements of users cannot be met.
[ summary of the invention ]
The invention aims to provide a self-power-generation-driven self-propelled device and a self-propelled mower, which can improve the transmission efficiency between an engine and the self-propelled device.
The technical scheme adopted by the invention is as follows:
the utility model provides a from walking ware of electricity generation drive, includes engine, electricity generation subassembly, controller and from walking the subassembly, the electricity generation subassembly includes stator and rotor, be equipped with electricity generation winding and magnet between stator and the rotor respectively, the output shaft fixed connection of rotor and engine, the engine drives the rotor and rotates and produce induced-current, from walking the subassembly including the motor and from walking the device, the controller is connected with electricity generation subassembly and motor electricity respectively, the electricity generation subassembly passes through the controller and provides the power to the motor, the motor drives from walking the device operation.
The beneficial effects of the invention are as follows:
the self-walking device comprises an engine, a power generation assembly, a controller and a self-walking assembly, wherein the power generation assembly comprises a stator and a rotor, a power generation winding and a magnet are respectively arranged between the stator and the rotor, an output shaft of the engine is connected with the rotor, after the engine is started, the output shaft drives the rotor to rotate, the rotor generates induced current after rotating relative to the stator, the controller is respectively electrically connected with the power generation assembly and a motor, the current generated by the power generation assembly provides power for the motor through the controller, so that the motor can operate, and the motor drives a self-walking device to operate after operating to realize the self-walking work of the self-walking device. The invention transmits electric energy through a line, does not need to use a belt for transmission, does not influence the operation of the device due to the damage of the belt, prolongs the service life of the device, has higher electric energy transmission efficiency, more stable transmission and smaller power consumption, and can save oil consumption and use cost.
In addition, the power generation assembly provides power for the motor through the controller, and changes the running speed and the rotating direction of the motor through the controller, so that the advancing, retreating and speed regulation of the self-propelled device are realized, the stepless speed regulation can be realized, the control of the self-propelled device is easier, and the operation of a user is facilitated; in addition, the electric energy generated by the power generation assembly can be expanded to other functions needing power utilization, so that various modules can be additionally arranged, and various functions are added, so that the power generation assembly can adapt to various working scenes.
Preferably, a rectification system is arranged in the controller, two ends of the rectification system are respectively connected with the power generation assembly and the motor, and the rectification system is used for rectifying current generated by the power generation assembly into direct current.
Preferably, a control element for controlling starting, stopping, speed regulation and steering of the self-propelled device is arranged in the controller, and the controller is connected with an operation assembly for sending signals.
Preferably, the controller is connected with a lighting device, and the controller provides current for the lighting device.
Preferably, the rotor is provided with a mounting hole for the output shaft to pass through, the inner surface of the mounting hole is provided with a groove, the surface of the output shaft is provided with a protrusion matched with the groove, and the groove and the protrusion are matched with each other to realize the fixed connection of the rotor and the output shaft.
Preferably, the power generation winding is wound on the surface of the stator, the magnet is embedded on the surface of the inner ring of the rotor, and the magnet is a magnetic shoe.
The invention also discloses a self-propelled mower which comprises a self-propelled device, wherein the self-propelled device is driven by the self-power generation device.
Other features and advantages of the present invention will be disclosed in more detail in the following detailed description of the invention and the accompanying drawings.
[ description of the drawings ]
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic structural view of example 1 of the present invention;
FIG. 2 is an exploded view of a power generation module and an output shaft in example 1 of the present invention;
FIG. 3 is a schematic structural view of a rotor in embodiment 1 of the present invention;
fig. 4 is a schematic structural view of the self-propelled assembly in embodiment 1 of the present invention;
FIG. 5 is a partial enlarged view of portion A of FIG. 4;
FIG. 6 is a schematic view of the electrical principle of embodiment 1 of the present invention;
fig. 7 is a schematic view of the overall structure of embodiment 2 of the present invention.
Reference numerals: 1 power generation assembly, 11 rotors, 111 mounting holes, 112 grooves, 113 magnets, 12 stators, 121 power generation windings, 2 controllers, 31 motors, 32 self-propelled devices, 321 rollers, 322 first gear, 323 second gear, 4 operation assemblies, 5 engines and 51 output shafts.
[ detailed description ] embodiments
The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example 1:
as shown in fig. 1 to 7, this embodiment shows a self-power-generation-driven self-propelled device, which includes an engine 5, a power generation assembly 1, a controller 2, and a self-propelled assembly, where the power generation assembly 1 includes a stator 12 and a rotor 11, a power generation winding 121 and a magnet 113 are respectively disposed between the stator 12 and the rotor 11, the rotor 11 is fixedly connected to an output shaft 51 of the engine 5, the engine 5 drives the rotor 11 to rotate to generate an induced current, the self-propelled assembly includes a motor 31 and a self-propelled device 32, the controller 2 is electrically connected to the power generation assembly 1 and the motor 31, the power generation assembly 1 supplies power to the motor 31 through the controller 2, and the motor 31 drives the self-propelled device 32 to operate.
In this embodiment, a rectification system is disposed inside the controller 2, two ends of the rectification system are respectively connected to the power generation assembly 1 and the motor 31, and the rectification system rectifies an alternating current generated by the power generation assembly 1 into a direct current and outputs the direct current to the motor 31, so that the motor 31 can drive the self-propelled device 32 to operate.
Secondly, in this embodiment, a control element for controlling the start, stop, speed regulation and steering of the self-propelled device 32 is arranged in the controller 2, the controller 2 is connected with the operation assembly 4, the alternating current generated by the power generation assembly 1 is transmitted to the controller 2, the alternating current is rectified into direct current by a rectification system in the controller 2, the direct current is transmitted to the control element and the operation assembly 4 by the control, and a user can send a signal and transmit the signal to the controller 2 by operating the operation assembly 4, so that the controller 2 controls the motor 31 according to the received signal, and thus the functions of start, stop, speed regulation, steering and the like of the self-propelled device 32 are realized, the embodiment is more flexible, the operation is convenient, and the working efficiency can be improved.
In this embodiment, the self-propelled device includes an engine 5, a power generation assembly 1, a controller 2 and a self-propelled assembly, the power generation assembly 1 includes a stator 12 and a rotor 11, a power generation winding 121 is wound on the surface of the stator 12, a plurality of magnets 113 are embedded on the surface of an inner ring of the rotor 11, the plurality of magnets 113 are uniformly distributed along the circumferential direction of the rotor 11, the magnets 113 are magnetic shoes, the rotor 11 is provided with a mounting hole 111 for an output shaft 51 to pass through, a groove 112 is formed on the inner surface of the mounting hole 111, a protrusion matched with the groove 112 is formed on the surface of the output shaft 51, the groove 112 and the protrusion are matched with each other to realize the fixed connection between the rotor 11 and the output shaft 51, when in use, a user starts the engine 5, the output shaft 51 is driven by the engine 5 to rotate, the output shaft 51 drives the rotor 11 to rotate, and the magnets 113 on the inner ring of the rotor 11 also rotate with the rotor 11 during the rotation of the rotor 11, according to the electromagnetic induction principle, induced electromotive force is generated in the power generation winding 121, and an alternating current is generated in a closed load loop, the controller 2 is electrically connected with the power generation assembly 1, so that the alternating current generated by the power generation assembly 1 is transmitted to the controller 2, the alternating current is rectified by the rectifying system to form a direct current and transmits the direct current to the motor 31, so as to provide power for the motor 31, the output end of the motor 31 is in transmission connection with the transmission mechanism, the motor 31 drives the transmission mechanism to rotate, two ends of the transmission mechanism are respectively provided with a second gear 323, the second gear 323 is meshed with the first gear 322 of the roller, and when the second gear 323 rotates, the first gear 322 is driven to rotate, so that the roller is driven to rotate, the self-walking device 32 can automatically run, and the self-walking work of the embodiment is realized; in addition, in this embodiment, be equipped with control element in the controller 2, controller 2 even has operating module 4, controller 2 provides the power for control element and operating module 4, and the user passes through operating module 4, controls the function such as opening and stopping, speed governing and turn to of this embodiment.
In this embodiment the transmission is realized through electricity generation subassembly 1 and controller 2 between engine 5 and the self-propelled subassembly, electricity generation subassembly 1 turns into the electric energy with the mechanical energy of engine 5, turns into the mechanical energy of self-propelled subassembly by motor 31 with the electric energy of electricity generation subassembly 1, and this embodiment passes through the circuit transmission electric energy, need not to use belt transmission, can not influence the operation of device because of the belt is impaired, has improved the life of this embodiment, secondly in this embodiment the transmission efficiency of electric energy is higher to the transmission is comparatively stable, and the power consumption is less, can save the oil consumption, practices thrift use cost.
In addition, in the present embodiment, the power generation assembly 1 provides power to the motor 31 through the controller 2 and changes the operation speed and the rotation direction of the motor 31 through the controller 2, so as to realize advancing, retreating and speed regulation of the self-propelled device 32, so that the present embodiment can realize stepless speed regulation and is easier to control, the self-propelled speed has good consistency, and the operation of a user is facilitated; in addition, the electric energy that electricity generation subassembly 1 produced can also expand other functions that need the power consumption, like lighting device and heating device, makes this embodiment can carry out the operation under the environment of field of vision such as night, makes this embodiment can install various modules additional, increases multiple functions to can adapt to multiple job scenario.
Example 2:
this embodiment shows a self-propelled mower, including a self-propelled device, the self-propelled device adopts the self-power-generation-driven self-propelled device as described in embodiment 1 or other similar embodiments, in this embodiment, the mechanical energy of the engine 5 is converted into the electrical energy of the power generation assembly 1, the electrical energy generated by the power generation assembly 1 is transmitted to the motor 31 through the controller 2, the motor 31 converts the electrical energy into the mechanical energy of the self-propelled device 32, thereby implementing the self-propelled operation of this embodiment, in this embodiment, the transmission of the belt is omitted, the service life of this embodiment is prolonged, in this embodiment, the transmission efficiency of the electrical energy is higher, and the transmission is more stable, the power consumption is less, the oil consumption can be saved, and the use cost is saved.
While the invention has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the invention is not limited thereto, and may be embodied in many different forms without departing from the spirit and scope of the invention as set forth in the following claims. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims (8)

1. The utility model provides a from walking ware of electricity generation driven which characterized in that: the self-walking device comprises an engine, a power generation assembly, a controller and a self-walking assembly, wherein the power generation assembly comprises a stator and a rotor, a power generation winding and a magnet are arranged between the stator and the rotor respectively, the rotor is fixedly connected with an output shaft of the engine, the engine drives the rotor to rotate to generate induced current, the self-walking assembly comprises a motor and a self-walking device, the controller is electrically connected with the power generation assembly and the motor respectively, the power generation assembly provides power for the motor through the controller, and the motor drives the self-walking device to run.
2. The self-generating driven self-propelled device according to claim 1, characterized in that: the controller is internally provided with a rectifying system, two ends of the rectifying system are respectively connected with the power generation assembly and the motor, and the rectifying system is used for rectifying current generated by the power generation assembly into direct current.
3. The self-generating driven self-propelled device according to claim 2, characterized in that: the controller is internally provided with a control element for controlling the self-propelled device to start, stop, regulate speed and turn, and is connected with an operation assembly for sending signals.
4. The self-generating driven self-propelled device according to claim 2, characterized in that: the controller is connected with the lighting device and provides current for the lighting device.
5. The self-generating driven self-propelled device according to claim 1, characterized in that: the rotor is provided with a mounting hole for the output shaft to penetrate through, a groove is formed in the inner surface of the mounting hole, a protrusion matched with the groove is formed in the surface of the output shaft, and the groove and the protrusion are matched with each other to realize the fixed connection of the rotor and the output shaft.
6. The self-generating driven self-propelled device according to claim 1, characterized in that: the power generation winding is wound on the surface of the stator, the magnet is embedded on the surface of the inner ring of the rotor, and the magnet is a magnetic shoe.
7. The self-generating driven self-propelled device according to claim 1, characterized in that: the self-propelled device comprises two rollers and a transmission mechanism, wherein a first gear is arranged on the inner surface of each roller, the output end of the motor is in transmission connection with the transmission mechanism, and second gears meshed with the first gears are arranged at the two ends of the transmission mechanism.
8. A self-propelled lawn mower, includes self-propelled ware, its characterized in that: the self-propelled device adopts a self-generating driven self-propelled device as claimed in any one of claims 1 to 7.
CN202110652196.2A 2021-06-11 2021-06-11 Self-power-generation-driven self-propelled device and self-propelled mower Pending CN113364204A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110652196.2A CN113364204A (en) 2021-06-11 2021-06-11 Self-power-generation-driven self-propelled device and self-propelled mower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110652196.2A CN113364204A (en) 2021-06-11 2021-06-11 Self-power-generation-driven self-propelled device and self-propelled mower

Publications (1)

Publication Number Publication Date
CN113364204A true CN113364204A (en) 2021-09-07

Family

ID=77533874

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110652196.2A Pending CN113364204A (en) 2021-06-11 2021-06-11 Self-power-generation-driven self-propelled device and self-propelled mower

Country Status (1)

Country Link
CN (1) CN113364204A (en)

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