WO2013138955A1 - Connecteur d'interface de blocs de batteries au lithium pour outil électrique - Google Patents

Connecteur d'interface de blocs de batteries au lithium pour outil électrique Download PDF

Info

Publication number
WO2013138955A1
WO2013138955A1 PCT/CN2012/000548 CN2012000548W WO2013138955A1 WO 2013138955 A1 WO2013138955 A1 WO 2013138955A1 CN 2012000548 W CN2012000548 W CN 2012000548W WO 2013138955 A1 WO2013138955 A1 WO 2013138955A1
Authority
WO
WIPO (PCT)
Prior art keywords
battery pack
lithium battery
power tool
upper cover
tool according
Prior art date
Application number
PCT/CN2012/000548
Other languages
English (en)
Chinese (zh)
Inventor
孙延新
Original Assignee
无锡市新菊电动工具有限公司
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 无锡市新菊电动工具有限公司 filed Critical 无锡市新菊电动工具有限公司
Publication of WO2013138955A1 publication Critical patent/WO2013138955A1/fr

Links

Classifications

    • 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
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
    • 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 a power tool using a DC power source, and more particularly to a lithium battery pack socket for a power tool.
  • lithium batteries are now widely used in DC power tools such as electric drills, electric hammers, jigsaws, electric circular saws, reciprocating saws, angle grinders, and pruners. , lawn mowers, garden tools, etc.
  • the two batteries in the battery pack are generally connected in parallel to increase the output power of the single battery pack, that is, the structure of the double battery pack is required, which will increase the single battery pack.
  • the cost of the power tool is greatly increased when the power tool is usually equipped with two battery packs at the factory.
  • the present invention is directed to the above problem, and provides a lithium battery pack interface seat for a power tool, which fully utilizes the existing two single battery packs, and the design of the lithium battery pack interface seat can be increased little.
  • the series or parallel connection of the product structure is realized, and the power tools such as DC electric circular saw, angle grinder, electric hammer and grass cutter are directly provided with large power to ensure the use capability.
  • a lithium battery pack interface seat for a power tool is a hollow box body, and is composed of an upper cover and a lower cover fixed together, and an upper surface of the upper cover is disposed
  • the two battery pack mounting slots are juxtaposed on the upper cover.
  • the battery clip is located between the upper cover and the lower cover, and the upper cover is exposed from the battery pack mounting groove.
  • the battery clip is fixed to the upper cover by a battery clamping plate.
  • the battery clamping plate is provided with a pressing plate fixing hole, and the upper cover is provided with a pressing plate fixing column corresponding to the pressing plate fixing hole.
  • the upper cover is provided with a pin
  • the lower cover is provided with a pin seat, and the pin is matched with the pin seat.
  • the pin protrudes from a joint surface between the upper cover and the lower cover, and an upper surface of the pin seat is lower than a joint surface between the upper cover and the lower cover.
  • the bottom of the lower cover is provided with a wire hole.
  • a plurality of positioning posts are disposed on the bottom surface of the lower cover, and the positioning posts position the interface seat on the power tool body.
  • the positioning post is provided with an axial screw hole.
  • the technical effect of the invention is as follows:
  • the invention is provided with two battery clips which can be connected in series or in parallel, and can simultaneously use two lithium battery packs which are arranged at the factory when the power tool is used, and are DC electric circular saws, angle grinds, electric hammers, hits.
  • the power tool with a large working power such as a grass machine provides a power source to ensure its working ability.
  • the invention has the advantages of simple structure, compactness, reasonableness, low cost, effective control of the cost of using the power tool of the invention, and reduction of energy waste.
  • FIG. 1 is a schematic perspective view showing the use of the power tool of the present invention.
  • FIG. 2 is a schematic perspective view of the present invention.
  • Figure 3 is an exploded view of the present invention.
  • Figure 4 is an exploded view of another direction of the present invention.
  • the present invention is a lithium battery pack socket for a power tool, on which two lithium battery packs 2 can be simultaneously mounted to supply power to the power tool main body 1.
  • the interface base 3 is a hollow casing, and is constructed by fixing the upper cover 4 and the lower cover 6 together by screws.
  • the upper cover 4 is provided with a pin 8 protruding from the joint surface between the upper cover 4 and the lower cover 6.
  • the lower cover 6 is provided with a pin seat 12 which cooperates with the pin 8, and the upper surface of the pin seat 12 is low.
  • the upper cover 4 and the lower cover 6 are positioned by the pin 8 and the pin holder 12 to prevent misalignment between the upper cover 4 and the lower cover 6.
  • the upper surface of the upper cover 4 is provided with two battery pack mounting grooves 7, and the two battery pack mounting grooves 7 are preferably juxtaposed on the upper cover 4.
  • a battery clip 5 for fixing the lithium battery pack 2 is installed in each of the battery pack mounting slots 7, and the two battery clips 5 are connected in series or in parallel.
  • the battery clip 5 is located between the upper cover 4 and the lower cover 6, and is fixed on the upper cover 4 by the battery clamping plate 9.
  • the battery clamping plate 9 is provided with a pressing plate fixing hole 10, and the upper cover 4 is provided with the pressing plate fixing hole 10.
  • Corresponding pressure plate fixing column 15, the battery clamping plate 9 is fixed to the pressure plate fixing column 15 of the upper cover 4 by screws, thereby pressing the battery clamp 5.
  • the upper portion of the battery holder 5 is exposed from the battery pack mounting groove 7 to the upper cover 4, and the lower portion of the battery holder 5 is provided with a terminal 14 for wiring.
  • the bottom of the lower cover 6 is provided with a wire hole 11, and the wire of the battery holder 5 is passed through the wire hole 11 to be connected to the circuit in the motor body 1.
  • a plurality of positioning posts 13 are also disposed on the bottom surface of the lower cover 6, and the positioning post 13 positions the interface base 3 on the power tool main body 1.
  • An axial screw hole is also formed in the positioning post 13, and the lower cover 6 is fixed to the electric tool main body 1 by screws.
  • the invention is provided with two battery clips 5 which can be connected in series or in parallel, and can simultaneously use two lithium battery packs 2 which are arranged at the time of leaving the power tool, and the power is large for the DC electric circular saw, the angle grinder, the electric hammer and the grass cutter.
  • the power tool supplies power, and the series circuit makes the power supply voltage rise to twice the battery pack voltage, at the same power In this case, the operating current of the power tool can be effectively reduced; the parallel circuit doubles the battery capacity so that the tool can obtain a larger operating current, which satisfies both the power requirement of the power tool and the working protection current requirement of the battery pack. It also ensures the working ability of high-power electric tools.
  • the structure of the invention is simple, compact, reasonable, and low in cost, and the cost of using the high-power electric tool of the present invention is effectively controlled, and waste of energy is reduced.

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Battery Mounting, Suspending (AREA)
  • Portable Power Tools In General (AREA)
  • Harvester Elements (AREA)

Abstract

La présente invention concerne un connecteur d'interface de blocs de batteries au lithium destiné à un outil électrique. Le connecteur d'interface (3) consiste en un corps de boîtier creux et est constitué d'un couvercle supérieur (4) et d'un couvercle inférieur (6) qui sont fixés l'un à l'autre. La surface supérieure du couvercle supérieur (4) est pourvue de deux rainures d'installation de bloc de batteries (7), chaque rainure d'installation de bloc de batteries (7) étant pourvue en son sein d'une pince de batteries (5) permettant la fixation d'un bloc de batteries au lithium (2), et les deux pinces de batteries étant montées en série ou en parallèle. L'utilisation simultanée des deux blocs de batteries au lithium conçus pour alimenter en puissance un outil électrique en sortie d'usine peut garantir la capacité de fonctionnement dudit outil électrique.
PCT/CN2012/000548 2012-03-21 2012-04-23 Connecteur d'interface de blocs de batteries au lithium pour outil électrique WO2013138955A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201210075988.9 2012-03-21
CN201210075988.9A CN102581825B (zh) 2012-03-21 2012-03-21 用于电动工具的锂电池包接口座

Publications (1)

Publication Number Publication Date
WO2013138955A1 true WO2013138955A1 (fr) 2013-09-26

Family

ID=46471345

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2012/000548 WO2013138955A1 (fr) 2012-03-21 2012-04-23 Connecteur d'interface de blocs de batteries au lithium pour outil électrique

Country Status (2)

Country Link
CN (1) CN102581825B (fr)
WO (1) WO2013138955A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9673738B2 (en) 2014-05-16 2017-06-06 Techtronic Power Tools Technology Limited Multi-battery pack for power tools
EP3756986A1 (fr) * 2019-06-27 2020-12-30 Avant Enterprises, Inc. Scooter électrique avec bloc-batterie amovible
US10994404B2 (en) 2013-02-01 2021-05-04 Makita Corporation Electric tool
DE112015001742B4 (de) 2014-04-09 2022-08-11 Makita Corporation Elektrisches Kraftwerkzeug
EP3305473B1 (fr) * 2016-10-05 2023-06-21 Metabowerke GmbH Machine-outil à main électrique

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103862441A (zh) * 2012-12-11 2014-06-18 苏州宝时得电动工具有限公司 电动工具
CN105328648B (zh) * 2014-06-30 2017-11-07 南京德朔实业有限公司 电动工具及其适配的充电器
CN106508290B (zh) * 2016-12-15 2023-11-07 苏州金莱克精密机械有限公司 一种具有电池包的园林工具

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2852404Y (zh) * 2005-11-11 2006-12-27 苏州宝时得电动工具有限公司 电池包
CN201559182U (zh) * 2009-10-21 2010-08-25 傅志庆 交直流两用电动工具的充电装置
CN102083595A (zh) * 2008-07-02 2011-06-01 罗伯特.博世有限公司 电动工具机

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6296065B1 (en) * 1998-12-30 2001-10-02 Black & Decker Inc. Dual-mode non-isolated corded system for transportable cordless power tools
US7166987B2 (en) * 2003-10-10 2007-01-23 R. F. Tech Co., Ltd Portable charger for mobile phone
US7701172B2 (en) * 2003-10-14 2010-04-20 Black & Decker Inc. Power driver and charger with flexible mounting system for battery pack
CN2796963Y (zh) * 2005-05-13 2006-07-19 车王电子股份有限公司 电动工具
US7619387B2 (en) * 2006-05-08 2009-11-17 Ingersoll-Rand Company Battery pack attachment arrangement
JP5461221B2 (ja) * 2010-02-12 2014-04-02 株式会社マキタ 複数のバッテリパックを電源とする電動工具
CN202528155U (zh) * 2012-03-21 2012-11-14 无锡市新菊电动工具有限公司 用于电动工具的锂电池包接口座

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2852404Y (zh) * 2005-11-11 2006-12-27 苏州宝时得电动工具有限公司 电池包
CN102083595A (zh) * 2008-07-02 2011-06-01 罗伯特.博世有限公司 电动工具机
CN201559182U (zh) * 2009-10-21 2010-08-25 傅志庆 交直流两用电动工具的充电装置

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10994404B2 (en) 2013-02-01 2021-05-04 Makita Corporation Electric tool
DE112015001742B4 (de) 2014-04-09 2022-08-11 Makita Corporation Elektrisches Kraftwerkzeug
US9673738B2 (en) 2014-05-16 2017-06-06 Techtronic Power Tools Technology Limited Multi-battery pack for power tools
EP3305473B1 (fr) * 2016-10-05 2023-06-21 Metabowerke GmbH Machine-outil à main électrique
EP3756986A1 (fr) * 2019-06-27 2020-12-30 Avant Enterprises, Inc. Scooter électrique avec bloc-batterie amovible
US11038235B2 (en) 2019-06-27 2021-06-15 Avant Enterprises, Inc. Electric scooter with battery pack interchangeable with power and gardening tool

Also Published As

Publication number Publication date
CN102581825A (zh) 2012-07-18
CN102581825B (zh) 2014-05-21

Similar Documents

Publication Publication Date Title
WO2013138955A1 (fr) Connecteur d'interface de blocs de batteries au lithium pour outil électrique
JP5593200B2 (ja) 電動工具システム
US9819203B2 (en) Electric power tool system
US11757293B2 (en) Battery pack, and electric appliance using battery pack
TW513837B (en) Corded/cordless apparatus for power tools
WO2009007160A3 (fr) Accumulateur
WO2014030339A2 (fr) Bloc batterie et dispositif électrique
US20230253857A1 (en) Power and home tools
US20020024318A1 (en) Portable battery charger
JP2004135496A (ja) バッテリ駆動型の手持式電動工具
WO2018079725A1 (fr) Bloc-batterie, et appareil électrique utilisant le bloc-batterie
WO2012149711A1 (fr) Outil électrique à batterie au lithium rechargeable
JP6111616B2 (ja) 電気機器
EP4302909A3 (fr) Scie à tronçonner avec protection anti-éclaboussures
JP2014072020A (ja) 電池パック及び電気機器
JP3093893U (ja) 電動工具
CN202528155U (zh) 用于电动工具的锂电池包接口座
JP2008079523A (ja) 庭木バリカン
CN114649838A (zh) 充电系统和电动工具系统
CN113871779A (zh) 一种电池包
CN220994377U (zh) 电动工具
WO2022127885A1 (fr) Système de charge et chargeur
JPWO2020066901A1 (ja) 電池パック及び電気機器
EP4239770A2 (fr) Bloc-batterie à double liaison par cisaillement
WO2023011313A1 (fr) Dispositif d'alimentation électrique et son procédé de commande

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12872029

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 12872029

Country of ref document: EP

Kind code of ref document: A1