WO2016182062A1 - Machine de travail électrique portable et bloc-batterie - Google Patents

Machine de travail électrique portable et bloc-batterie Download PDF

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Publication number
WO2016182062A1
WO2016182062A1 PCT/JP2016/064294 JP2016064294W WO2016182062A1 WO 2016182062 A1 WO2016182062 A1 WO 2016182062A1 JP 2016064294 W JP2016064294 W JP 2016064294W WO 2016182062 A1 WO2016182062 A1 WO 2016182062A1
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WO
WIPO (PCT)
Prior art keywords
battery
battery pack
memory
work
information
Prior art date
Application number
PCT/JP2016/064294
Other languages
English (en)
Japanese (ja)
Inventor
岩田　雅夫
泉 奥寺
方祥 加藤
渡辺　裕巳
榎本　清重
Original Assignee
追浜工業株式会社
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 追浜工業株式会社 filed Critical 追浜工業株式会社
Publication of WO2016182062A1 publication Critical patent/WO2016182062A1/fr

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Classifications

    • 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
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/247—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for portable devices, e.g. mobile phones, computers, hand tools or pacemakers
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
    • B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/202—Casings or frames around the primary casing of a single cell or a single battery
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/271—Lids or covers for the racks or secondary casings
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the present invention relates to an electric portable working machine and a battery pack therefor.
  • Patent Document 1 discloses a portable work machine that includes an internal combustion engine and that is driven by the internal combustion engine and that can store engine operation data in a data memory inside the casing and read the data from the outside. Are listed. The read data is utilized in maintenance work.
  • an object of the present invention is to make it possible to acquire data that can be effectively used for maintenance work from the work machine main body in an electric portable work machine to which a battery pack can be attached and detached.
  • An electric portable work machine includes a battery, a battery pack having a first memory that is a memory for storing predetermined information, and the battery when the battery pack is mounted.
  • a work machine main body operable by receiving power supply from.
  • the work machine main body is a memory for storing a work unit for performing a predetermined work driven by electric power from the battery, a controller for controlling the work unit, and information regarding operation records of the work unit. 2, and when the battery pack is attached to the work implement main body, information corresponding to information related to operation records of the working unit stored in the second memory is stored in the first memory. Is written to.
  • the information related to the operation record of the working unit may include at least one of the operation time of the working unit and the number of times the working unit has stopped abnormally.
  • the controller transmits the information stored in the second memory to the battery pack when the work implement main body receives a power-on operation or a power-off operation. Also good.
  • the battery pack receives the transmitted information by a member used when charging the battery included in the battery pack, and stores the received information in the first memory. It may be.
  • the member used when charging the battery included in the battery pack is a communication for the battery pack to transmit / receive charge control information to / from a charger when charging the battery. It may be a line.
  • a battery pack for supplying power to a work machine body having a working unit is housed in a cover member, a battery housed in the cover member, and the cover member, A controller that controls the battery; and a memory that is accommodated in the cover member and stores information related to a purchase date or a sale date.
  • the memory includes an area for storing information indicating a usage result of the battery and an area for storing information indicating an operation result of the working unit.
  • information indicating an operation result of the working unit is obtained from the work implement main body via a member used when charging the battery, and obtained.
  • the information may be stored in the memory.
  • a method includes a step of reading information stored in the memory from the battery pack according to claim 6 or 7, and predetermined information according to the information read from the memory of the battery pack. Displaying the battery usage result or the operation result of the working unit on the display device.
  • FIG. 1 is an overall configuration diagram of an electric brush cutter according to an embodiment of the present invention.
  • the front view of the right grip 125a is shown.
  • 3 is a functional block diagram of the electric brush cutter 1 when the battery pack 200 is attached to a battery holder 190.
  • FIG. 2 is a functional configuration diagram when a battery pack 200 is connected to a battery charger 300.
  • FIG. A is a configuration diagram of the appearance of the battery pack 200 and the status management device 400 that manages the status of the battery pack 200
  • B is a functional configuration diagram when the battery pack 200 is mounted on the status management device 400.
  • 5 is a flowchart showing a processing procedure performed by the state management device 400 for managing the state of the battery pack 200.
  • 4 is a flowchart showing processing performed by the battery pack 200 and the charger 300 when the battery pack 200 is attached to the charger 300 for charging.
  • 6 is a flowchart showing processing performed by the brush cutter body 100 and the battery pack 200 when the battery pack 200 is mounted on the brush cutter body 100 and the power switch 151 is operated to turn on the power. It is a flowchart which shows the process sequence of the terminal device for maintenance work.
  • the electric portable work machine is a portable work machine driven by a battery, and may be a work machine for hand-held work or a work machine that is carried on the back.
  • an electric brush cutter will be described as an example of an electric portable working machine.
  • FIG. 1 is an overall configuration diagram of an electric brush cutter according to the present embodiment.
  • the electric brush cutter 1 has a brush cutter body 100 and a battery pack 200.
  • the electric brush cutter 1 operates with the electric power supplied from the battery pack 200 when the detachable battery pack 200 is attached to the brush cutter main body 100.
  • the battery pack 200 of the present embodiment can take either a sleep state or an active state.
  • the brush cutter body 100 When the battery pack 200 is in the sleep state, the brush cutter body 100 does not operate even if it is attached to the brush cutter body 100.
  • the brush cutter main body 100 When the battery pack 200 is attached to the brush cutter main body 100 when the battery pack 200 is in an active state, the brush cutter main body 100 is operable.
  • the brush cutter main body 100 includes a cover member 102 in which the control unit 110 and the motor 104 are accommodated, a work rod 121 extending from the cover member 102, a handle 123 attached in a direction orthogonal to the work rod 121, and left and right sides of the handle 123.
  • the grip 125 (125a, 125b) provided at the tip of the work, a cutting blade 127 attached to the tip of the work rod 121, and a protective cover 129 for protecting the operator.
  • An operation lever 126 is provided on the right grip 125a. When the operation lever 126 is operated while the power of the brush cutter body 100 is on, the cutting blade 127 rotates.
  • a battery holder 190 is provided on the lower surface of the cover member 102, and when the battery pack 200 is attached to the battery holder 190, the battery pack 200 and the brush cutter body 100 are electrically connected.
  • the brush cutter body 100 functionally includes a control unit 110 for controlling the electric brush cutter 1 and a working unit 130 that is controlled by the control unit 110 and performs a predetermined operation.
  • the working unit 130 includes, for example, the motor 104, the cutting blade 127, and the power shaft 106 that is housed in the working rod 121 and transmits the rotation of the motor 104 to the cutting blade 127.
  • FIG. 2 shows a front view of the right grip 125a.
  • the user interface unit 150 is disposed on the right grip 125a.
  • the user interface unit 150 receives input from the user and provides predetermined information to the user.
  • the user interface unit 150 includes a power switch 151 and an LED display unit 153.
  • the LED display unit 153 may include a plurality of LED lights, and inform the operator of the state of the electric brush cutter 1 when each light is turned on or off. For example, in the present embodiment, whether the first LED light is on / off indicates that the power supply is on / off, and whether the second LED light is on / off indicates whether the battery is charged or not. The third LED light may be turned on / off to indicate whether the battery is in a low battery state that is insufficiently charged. In addition, the predetermined state may be indicated by a blinking pattern of each light, a combination of on / off or blinking of two or more LED lights, and the like. For example, when the battery pack 200 is in a sleep state, the light of the LED display unit 153 may be displayed in a manner different from both the high battery and the low battery.
  • FIG. 3 is a functional block diagram of the electric brush cutter 1 when the battery pack 200 is attached to the battery holder 190.
  • the battery pack 200 includes a battery 210, a battery controller 220, a memory 230, and a plurality of connection terminals 251 to 255.
  • the battery 210, the battery controller 220, and the memory 230 are accommodated in the cover member 205 (see FIG. 5).
  • the battery pack 200 is connected to the brush cutter body 100 by a plurality of terminals 251 to 255 exposed on the surface of the cover member 205.
  • the battery controller 220 may be realized by executing a computer program in a predetermined hardware circuit including a processor (for example, a CPU (Central Processing Unit)) and a memory.
  • the battery controller 220 controls the battery 210 when it is attached to the brush cutter body 100 in cooperation with the work machine controller 111 of the brush cutter body 100. For example, the battery controller 220 monitors the state of the battery 210 such as the remaining battery level and the battery temperature when the working unit 130 is operating. When the remaining battery level drops below a predetermined level, or when the temperature rises above a predetermined level, the brush cutter main body 100 may be notified via the terminals 252 and 253.
  • the memory 230 is a memory accessible by the battery controller 220, and information stored therein can be updated.
  • the battery controller 220 manages information stored in the memory 230.
  • Information indicating the current state of the battery pack 200 is stored in the memory 230.
  • the battery pack 200 can take two states, the sleep state and the active state. For example, the battery pack 200 is in the sleep state in the initial state, and the memory 230 stores information indicating the sleep state.
  • the battery controller 220 updates information stored in the memory 230 in accordance with a signal received via a predetermined interface.
  • the battery controller 220 can update the information stored in the memory 230 from the information indicating the sleep state to the information indicating the active state, or from the information indicating the active state to the information indicating the sleep state. You can also.
  • the predetermined interface may be a terminal 254, for example.
  • Battery controller 220 may prohibit discharging from battery 210 when information indicating a sleep state is stored in memory 230. For example, even when the battery pack 200 is attached to the brush cutter main body 100, power may not be supplied from the battery pack 200 to the brush cutter main body 100 as long as the battery pack 200 is in a sleep state.
  • the battery controller 220 may allow the battery 210 to discharge when information indicating an active state is stored in the memory 230. For example, when the battery pack 200 is in an active state and the battery pack 200 is attached to the brush cutter main body 100, power may be supplied from the battery pack 200 to the brush cutter main body 100.
  • the battery controller 220 may notify the brush cutter body 100 of information indicating the state of the battery pack 200 stored in the memory 230.
  • the brush cutter body 100 may perform an operation according to information indicating the state of the battery pack 200 notified from the battery controller 220. In this case, power may be supplied from the battery pack 200 to the brush cutter body 100. Then, the brush cutter main body 100 may grasp whether the state of the battery pack 200 is the active state or the sleep state, and may prohibit the operation of the working unit 130 in the sleep state. That is, when the battery pack 200 is in the sleep state, the brush cutter main body 100 may not substantially operate even if the battery pack 200 is attached to the brush cutter main body 100.
  • the memory 230 can further store date data.
  • the memory 230 may have an area for storing information related to a purchase date or a sales date.
  • the memory 230 may store information indicating the date when the battery pack 200 was sold (or the date when the customer purchased it) as date data.
  • the memory 230 may store information indicating a specific date such as a use start date of the battery controller 220 as date data.
  • date data may be stored in the memory 230.
  • the date data may be acquired from, for example, a state management device 400 (see FIG. 5) described later.
  • the memory 230 may further store the following information.
  • information related to the brush cutter main body 100 includes unique data (serial No., program No., etc.), sales data (store name, sale date, etc.) and operation record data of the brush cutter main body 100.
  • Data relating to the number of abnormal stops, cumulative operation time, etc. can be stored in the memory 230.
  • Information related to the battery pack 200 includes battery pack specific data (serial number, program number, etc.), sales data (store name, sales date, etc.) and data (number of charge / discharge, temperature abnormality, negative charge, overdischarge, etc. Can be stored in the memory 230.
  • the memory 230 can store the operation record data of the brush cutter main body 100 and the use record data of the battery pack 200 as described above.
  • the memory 230 stores an area for storing information indicating the control result (usage record data) of the battery 210 by the battery controller 220 and information (operation record data) indicating the operation result of the brush cutter main body 100. These regions may be further provided.
  • the battery controller 220 performs control while monitoring the state of the battery 210. When the battery controller 220 detects an abnormal temperature, overcharge, overdischarge, etc. of the battery 210, the number of times of detection may be stored in the memory 230 as usage record data.
  • the battery controller 220 may further record the number of times of charging and the accumulated charging time in the memory 230, and may add the number of times and time each time charging is performed. Further, the battery controller 220 may store information (operation record data) indicating the operation result of the brush cutter main body 100 that has received the notification from the brush cutter main body 100 in the memory 230.
  • the memory 230 may be accessible from outside the cover member 205 via a predetermined interface.
  • the work machine controller 111 of the brush cutter main body 100 may be able to directly or indirectly access the memory 230 via a terminal 254 described below or another interface.
  • the terminal device may be able to access the memory 230.
  • the terminal device for maintenance work can acquire the unique data, sales data, and operation record data of the brush cutter main body 100 and the unique data, sale data, and use record data of the battery pack 200 stored in the memory 230. Also good.
  • the terminals 251 to 255 may contact the corresponding terminals 131 to 135 of the brush cutter main body 100, respectively, so that the brush cutter main body 100 and the battery pack 200 are electrically connected.
  • the terminal 251 is a plus terminal and the terminal 255 is a minus terminal.
  • the terminal 252 is a terminal for notifying the brush cutter body 100 of a temperature abnormality of the battery 210 and the terminal 253 as an abnormal status of the overdischarge abnormality of the battery 210.
  • the terminal 254 is a terminal for bidirectionally transmitting / receiving a control signal related to charging of the battery 210 to / from the charger 300 when charging is performed by a charger 300 (see FIG. 4) described later.
  • Battery controller 220 may transmit / receive signals to / from an external device using a member used when charging battery 210 included in battery pack 200 as an interface.
  • This interface may be, for example, a communication line for the battery pack 200 to transmit / receive charge control information to / from the charger when charging the battery.
  • the battery controller 220 may transmit / receive predetermined information to / from an external device such as the brush cutter body 100, particularly using the terminal 254 as an interface with the outside.
  • the brush cutter main body 100 includes a control unit 110 including a work machine controller 111 and a memory 113, a power switch 151, an LED display unit 153, an operation lever 126, and a work unit 130.
  • the work machine controller 111 may be realized by executing a computer program in a predetermined hardware circuit including a processor (for example, a CPU (Central Processing Unit)) and a memory.
  • the work machine controller 111 communicates with the battery pack 200 via a member used when charging the battery 210 included in the battery pack 200.
  • the member used when charging may be, for example, a communication line for the battery pack 200 to transmit / receive charging control information to / from the charger when charging the battery.
  • the work machine controller 111 can communicate with the battery controller 220 via the terminals 134 and 254, and information stored in the memory 230 via the battery controller 220, for example, information indicating the state of the battery pack 200, date Data, unique data of the battery 210, sales data, usage record data, and the like may be acquired. The acquired information may be stored in the memory 113.
  • the work machine controller 111 may transmit the unique data, sales data, and operation record data of the brush cutter main body 100 stored in the memory 113 to the battery pack 200 via the terminals 134 and 254.
  • the work machine controller 111 controls the working unit 130.
  • the work machine controller 111 enables the operation of the working unit 130 when the information stored in the memory 230 of the battery pack 200 indicates an active state. That is, when the information stored in the memory 230 of the battery pack 200 indicates an active state, when a predetermined instruction or input is received from the worker, the work machine controller 111 accordingly supplies power supplied from the battery pack 200.
  • the working unit 130 may be operated as described above. For example, when the operation lever 126 is operated while the battery pack 200 is in the active state, the work machine controller 111 may control the cutting blade 127 of the working unit 130 to rotate accordingly.
  • the work machine controller 111 stores, in the memory 113, information (operation record data) related to the result of controlling the work unit 130.
  • the work machine controller 111 may store the work time, the number of occurrences of a predetermined event, and the like in the work unit 130 as operation record data.
  • the operation record data may include, for example, the cumulative usage time of the working unit 130 (cumulative time when the operation lever 126 is operated), the number of times the cutting blade 127 has stopped abnormally, and the like.
  • the work machine controller 111 may transmit information stored in the memory 113 to the battery pack 200.
  • the operation record data stored in the memory 113 may be notified to the battery pack 200 and stored in the memory 230 at the timing when the power of the brush cutter main body 100 is turned on or off.
  • the memory 113 stores various information.
  • the memory 113 may have an area for storing the date data, the unique data of the battery 210, the sales data, and the usage record data, the unique data, the sales data, and the operation record data of the work machine body 100.
  • date data is not stored in the memory 113. Date data may be copied from the battery pack 200 to the memory 113 when the power is turned on for the first time.
  • the work machine controller 111 prohibits the operation of the working unit 130. That is, even when the operation lever 126 is operated by the worker, the work machine controller 111 does not operate the working unit 130 when the battery pack 200 is in the sleep state. Further, when the battery pack 200 is in the sleep state, the work machine controller 111 may display a predetermined display on the LED display unit 153 indicating that the operation of the work unit 130 is prohibited. This display mode may be a display mode different from the display mode indicating the remaining battery level. For example, the work machine controller 111 may turn on or blink the light of the LED display unit 153 in a display mode different from both the high battery and the low battery.
  • the work machine controller 111 When the information stored in the memory 230 of the battery pack indicates the sleep state, power may not be supplied from the battery pack 200 to the brush cutter main body 100. In this case, since no power is supplied to the work machine controller 111, the work machine controller 111 does not operate. That is, since the work machine controller 111 does not operate, the operation of the working unit 130 is prohibited as a result.
  • FIG. 4 is a functional configuration diagram when the battery pack 200 is connected to the battery charger 300.
  • the charger 300 includes a power supply device 310 that converts commercial AC power into DC power for charging, a charge controller 320 that controls the power supply device 310, and terminals 351 to 355.
  • the terminals 251 to 255 come into contact with the corresponding terminals 351 to 355 of the charger 300, respectively.
  • the battery pack 200 receives power from the charger 300 via the plus terminal 251 and the minus terminal 255 and charges the battery 210 under the control of the battery controller 220.
  • the battery controller 220 and the charge controller 320 transmit and receive control signals for charging via the terminals 254 and 354.
  • the battery controller 220 manages the charging of the battery 210 in cooperation with the charge controller 320. For example, the battery controller 220 receives a charge start and end instruction from the charge controller 320 via the terminals 254 and 354, and controls the start and end of charging the battery 210. The battery controller 220 may monitor the state of the battery 210, for example, the remaining battery level and the temperature of the battery while charging. When the remaining battery level rises above a predetermined level, the battery controller 220 may notify the brush cutter body 100 via the terminal 254.
  • FIG. 5A is an external configuration diagram of the battery pack 200 and the status management device 400 that manages the status of the battery pack 200
  • FIG. 5B is a functional configuration diagram when the battery pack 200 is attached to the status management device 400. .
  • the battery pack 200 is covered with a cover member 205 that houses a battery 210, a battery controller 220, and a memory 230. Terminals 251 to 255 are exposed on the cover member 205.
  • the state management device 400 has an insertion hole 405. At the bottom of the insertion hole 405, terminals 451 to 455 are provided as connection means for connecting to terminals 251 to 255 which are interfaces of the battery pack 200. When the battery pack 200 is inserted into the insertion hole 405, the terminals 451 to 455 provided at the bottom of the insertion hole 405 come into contact with the terminals 251 to 255 of the battery pack 200.
  • the state management device 400 includes switches SW1 and SW2 and a state management unit 410 that manages the state of the battery pack 200.
  • the state management unit 410 may transmit a signal for controlling the state of the battery pack 200 to the battery pack 200. Signal transmission is performed via a predetermined interface.
  • a predetermined signal instructing the state of the battery pack 200 is transmitted from the state management unit 410 to the battery controller 220 via the terminals 454 and 254 according to the switch operation. You may make it do.
  • the state management unit 410 transmits information instructing the battery pack 200 to activate the battery pack 200, and when SW2 (sleep switch) is pressed, the state management unit 410 transmits the information.
  • Unit 410 may transmit information instructing battery pack 200 to put battery pack 200 in a sleep state.
  • the state management unit 410 may transmit date data indicating the current date to the battery controller 220 via the terminals 454 and 254.
  • the battery controller 220 may store the received date data in the memory 230 when receiving the date data via the terminal 254. If date data is already stored in the memory 230, the date data newly acquired may be overwritten on the date data.
  • the date indicated by the date data may be, for example, the date of sale or purchase of the battery pack 200 or the date of start of use.
  • the state management unit 410 may transmit the sales data together with the date data to the battery controller 220 via the terminals 454 and 254. At this time, the battery controller 220 may store the sales data in the memory 230. The sales data stored in the memory 230 can be output to the outside like the date data.
  • the state of the battery pack 200 is managed by a switch operation received by the state management device 400, but the state management of the battery pack 200 is not necessarily limited to this method.
  • the state management device 400 when the state management device 400 includes a numeric keypad, when the input of a predetermined authentication code is accepted by operating the numeric keypad, the battery pack 200 may be instructed to change the status.
  • the state management device 400 may include a barcode or two-dimensional code reader, and the reader may read the barcode or two-dimensional authentication code.
  • the state management device 400 may transmit date data indicating the date at that time to the battery pack 200.
  • the state management device 400 is not a dedicated device as shown in FIG. 5, but may be included in another device as a partial function of another device.
  • the state management device 400 may be integrated with a POS terminal installed in a store, or may be integrated with the charger 300.
  • the function of the state management device 400 may be incorporated in a general-purpose computer device (such as a PC, a tablet terminal, or a smartphone).
  • the battery pack 200 may be a wired communication unit such as USB (Universal Serial Bus), or a wireless communication unit such as WiFi, Bluetooth (registered trademark), or infrared communication. Then, the battery pack 200 and the general-purpose computer device may communicate with each other via these communication means, and the general-purpose computer device may instruct the battery pack 200 to change the state.
  • FIG. 6 is a flowchart showing a processing procedure performed by the state management device 400 for managing the state of the battery pack 200.
  • the state management unit 410 determines whether or not the activate switch SW1 has been operated (S103). When the activate switch SW1 is operated (S103: Yes), the state management unit 410 notifies the battery pack 200 of an instruction for setting the state of the battery pack 200 to the active state (S105).
  • the battery controller 220 stores information indicating the active state in the memory 230 in accordance with an instruction from the state management device 400.
  • the state management unit 410 transmits date data indicating the current date to the battery pack 200 (S107).
  • the battery controller 220 stores the date data transmitted from the state management device 400 in the memory 230.
  • the activate switch SW1 when the activate switch SW1 is pressed, the state of the battery pack 200 is changed to the active state, and the current date is stored in the memory 230.
  • the state management unit 410 determines whether or not the sleep switch SW2 is operated (S109). When the sleep switch SW2 is operated (S109: Yes), the state management unit 410 notifies the battery pack 200 of an instruction for setting the state of the battery pack 200 to the sleep state (S111).
  • the battery controller 220 stores information indicating the sleep state in the memory 230 in accordance with an instruction from the state management device 400.
  • the battery controller 220 may overwrite information indicating the instructed state on information indicating the state of the battery pack 200 already stored in the memory 230. That is, when the battery pack 200 receives an instruction to set the active state, when the information indicating the sleep state is already stored in the memory 230, the battery controller 220 indicates the information indicating the active state. Information may be overwritten and saved. Similarly, when the battery pack 200 receives an instruction for setting the sleep state, if the information indicating the active state is already stored in the memory 230, the battery controller 220 displays the information indicating the sleep state as the active state. The information shown may be overwritten and saved.
  • the user can freely update the state of the battery pack 200.
  • the date data stored in the memory 230 can be read out by the battery controller 220 and output to the outside.
  • the date of sale (purchase date) of battery pack 200 or the date of start of use can be stored in battery pack 200 itself.
  • FIG. 7 is a flowchart showing a process performed by the battery pack 200 and the charger 300 when the battery pack 200 is attached to the charger 300 and charging is performed.
  • the battery controller 220 starts charging the battery 210 in accordance with the charging start instruction from the charge controller 320 (S201).
  • Battery controller 220 updates the number of times of charging stored in memory 230 (S203). For example, the battery controller 220 adds 1 to the number of times of charging stored in the memory 230.
  • the battery controller 220 updates the accumulated charging time stored in the memory 230 (S205). For example, the battery controller 220 measures an elapsed time after the battery pack 200 is attached to the charger 300 and adds it to the accumulated charging time stored in the memory 230.
  • the charge controller 320 determines whether or not a predetermined end condition is satisfied (S207).
  • the termination condition may be, for example, that the battery 210 is raised to a predetermined temperature or higher (temperature abnormality), or that the remaining battery level is equal to or higher than a predetermined level.
  • the battery controller 220 repeats step S205 while charging is continued. Step S205 may be performed at regular time intervals.
  • the charging controller 320 detects that the predetermined termination condition is satisfied (S207: Yes), the charging controller 320 notifies the battery controller 220 of the termination of charging, and the charging is terminated (S209).
  • FIG. 8 is a flowchart showing processing performed by the brush cutter body 100 and the battery pack 200 when the battery pack 200 is mounted on the brush cutter body 100 and the power switch 151 is operated to turn on the power.
  • the work machine controller 111 determines whether date data is already stored in the memory 113 (S301). When the date data is not stored in the memory 113 (S301: No), the work machine controller 111 requests the date data stored in the memory 230 from the battery controller 220, obtains the date data, and sends it to the memory 113. Save (S303).
  • step S303 is skipped. Thereby, the date data stored in the memory 113 is not overwritten. In order to prevent overwriting by mistake, when the date data is saved in step S303, an overwriting prohibition status may be set in the memory 113.
  • operation record data is stored in the memory 113.
  • the work machine controller 111 reads out the operation record data stored in the memory 113 and transmits it to the battery pack 200 (S305).
  • the operation record data transmitted from the battery controller 220 is stored in the memory 230.
  • the work data recorded in the brush cutter body 100 so far is stored in the battery pack 200.
  • unique data and sales data may be copied to the memory 230.
  • the working unit 130 becomes operable, and the work machine controller 111 controls the working unit 130 in accordance with an instruction from the worker.
  • the work machine controller 111 determines whether or not there is a notification of an abnormal status from the battery pack 200 via a predetermined terminal (S307).
  • the working unit 130 determines whether a signal indicating the status of the temperature abnormality is notified via the terminals 252 and 132, and whether the signal indicating the status of the overdischarge abnormality is notified via the terminals 253 and 133. judge.
  • the work machine controller 111 When the battery abnormal status is notified (S307: Yes), the work machine controller 111 notifies the battery controller 220 of the information indicating the battery abnormal status again via the terminals 134 and 254, and the notification.
  • the abnormal status is stored in the memory 230 as battery usage data (S309).
  • step S309 is skipped.
  • the work machine controller 111 ends the operation when the LED display unit 153 is operated to turn off the power or when a battery abnormality is detected in step S307 (S311).
  • the brush cutter main body 100 can exchange various data with the battery pack 200.
  • various information stored in the memory 230 of the battery pack 200 can be taken out to the outside.
  • the management terminal is a terminal device for maintenance work, for example. You may make it perform the process of.
  • the maintenance terminal device may make a request to the battery controller 220 to acquire part or all of the information stored in the memory 230.
  • the memory 230 stores, for example, battery specific data, sales data, and usage data, and specific data, sales data, and operation record data of the brush cutter main body 100 connected last.
  • the maintenance terminal device may include a display device, for example, and may display the usage history of the battery 210 and the operation history of the brush cutter body 100 on the display device based on the acquired data.
  • the situation analysis of the brush cutter main body 100 and the battery pack 200 can be accurately performed, and accurate maintenance work can be performed.
  • FIG. 9 is a flowchart showing the processing procedure of the maintenance work terminal device in which the predetermined application program described above is installed.
  • the terminal device when the terminal device is connected to the battery pack 200, the terminal device makes a data acquisition request stored in the memory 230 to the battery pack 200 (S401).
  • the battery controller 220 when the battery controller 220 receives the data acquisition request, the operation record data of the brush cutter main body 100 is read from the memory 230 and transmitted to the terminal device (S403). Furthermore, the battery controller 220 reads the usage record data of the battery 210 from the memory 230 and transmits it to the terminal device (S405).
  • the terminal device displays the operation record of the brush cutter main body 100 and the use record of the battery pack 200 on the display device based on the data acquired from the battery pack 200 (S407).
  • the maintenance worker can thereby accurately grasp the state of the brush cutter body 100 and the battery pack 200.
  • the present embodiment it is possible to suppress the theft of the detachable battery pack of the electric brush cutter by preventing the operation from being performed even if the battery pack in the sleep state is attached to the brush cutter body.
  • the sales date or purchase date data can be stored in the work machine body so as to be readable from the outside.

Landscapes

  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Biophysics (AREA)
  • Environmental Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Harvester Elements (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Battery Mounting, Suspending (AREA)
  • Portable Power Tools In General (AREA)

Abstract

La présente invention a pour objectif de permettre à des données, qui peuvent être efficacement utilisées dans une opération de maintenance, d'être acquises depuis un corps principal de machine de travail, dans une machine de travail électrique portable pouvant avoir un bloc-batterie fixé à celle-ci et détachée de celle-ci. Cette machine de travail électrique portable (1) est dotée : d'un bloc-batterie (200) doté d'une batterie (210) et d'une mémoire (230) ; et d'un corps principal de machine de travail (100). Le corps principal de machine de travail (100) est doté : d'une unité de travail (130) pour effectuer un travail prescrit ; d'un dispositif de commande de machine de travail (111) ; et d'une mémoire (113). Lorsque le bloc-batterie (200) est fixé sur le corps principal de machine de travail (100), des informations correspondant à des informations relatives à l'enregistrement d'une opération de l'unité de travail (130) et stockées en mémoire (230) sont sauvegardées dans une mémoire (113).
PCT/JP2016/064294 2015-05-14 2016-05-13 Machine de travail électrique portable et bloc-batterie WO2016182062A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015-099301 2015-05-14
JP2015099301A JP2018108607A (ja) 2015-05-14 2015-05-14 電動可搬型作業機及びバッテリパック

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WO2016182062A1 true WO2016182062A1 (fr) 2016-11-17

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Publication number Priority date Publication date Assignee Title
WO2023136325A1 (fr) * 2022-01-13 2023-07-20 本田技研工業株式会社 Système de changement de batterie, procédé de changement de batterie et dispositif de gestion

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JP2004335248A (ja) * 2003-05-07 2004-11-25 Sony Corp バッテリパック及び充電器
JP2008044097A (ja) * 2006-08-16 2008-02-28 Andreas Stihl Ag & Co Kg 診断用データ接続部を備えた手で操縦される可搬型作業機
JP2009279683A (ja) * 2008-05-20 2009-12-03 Max Co Ltd 工具、端末装置および管理システム
JP2013255965A (ja) * 2012-06-13 2013-12-26 Ricoh Co Ltd 電動工具
JP2014525842A (ja) * 2011-07-24 2014-10-02 株式会社マキタ 動力工具システム及びアダプタ用の盗難抑止システム並びにその方法
JP2014529320A (ja) * 2011-07-24 2014-11-06 株式会社マキタ 動力工具用アダプタ、動力工具システム及びそれを動作させる方法
JP2014217908A (ja) * 2013-05-07 2014-11-20 株式会社マキタ 電動機器用装置
JP2014235839A (ja) * 2013-05-31 2014-12-15 株式会社マキタ バッテリパック及び複数バッテリ接続器具

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002124304A (ja) * 2000-10-18 2002-04-26 Fujitsu Ltd 電子機器及び二次電池の瑕疵保証管理システム
JP2004335248A (ja) * 2003-05-07 2004-11-25 Sony Corp バッテリパック及び充電器
JP2008044097A (ja) * 2006-08-16 2008-02-28 Andreas Stihl Ag & Co Kg 診断用データ接続部を備えた手で操縦される可搬型作業機
JP2009279683A (ja) * 2008-05-20 2009-12-03 Max Co Ltd 工具、端末装置および管理システム
JP2014525842A (ja) * 2011-07-24 2014-10-02 株式会社マキタ 動力工具システム及びアダプタ用の盗難抑止システム並びにその方法
JP2014529320A (ja) * 2011-07-24 2014-11-06 株式会社マキタ 動力工具用アダプタ、動力工具システム及びそれを動作させる方法
JP2013255965A (ja) * 2012-06-13 2013-12-26 Ricoh Co Ltd 電動工具
JP2014217908A (ja) * 2013-05-07 2014-11-20 株式会社マキタ 電動機器用装置
JP2014235839A (ja) * 2013-05-31 2014-12-15 株式会社マキタ バッテリパック及び複数バッテリ接続器具

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