JP2008236882A - Charger - Google Patents

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Publication number
JP2008236882A
JP2008236882A JP2007071647A JP2007071647A JP2008236882A JP 2008236882 A JP2008236882 A JP 2008236882A JP 2007071647 A JP2007071647 A JP 2007071647A JP 2007071647 A JP2007071647 A JP 2007071647A JP 2008236882 A JP2008236882 A JP 2008236882A
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terminal
housing
charger
rechargeable battery
charging
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JP4569782B2 (en
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Hiroyuki Hanawa
浩之 塙
Haruhisa Fujisawa
治久 藤澤
Keita Saito
圭太 齋藤
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Koki Holdings Co Ltd
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Hitachi Koki Co Ltd
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    • 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

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  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)

Abstract

<P>PROBLEM TO BE SOLVED: To provide a charger wherein it is possible to prevent short-circuiting between terminals, such as, a terminal for charging and a terminal for signals, due to the accumulation of dust. <P>SOLUTION: Dust flows in along an inclined surface 11A and goes from the upper face 33A of a base portion into a terminal block 38. The dust flows toward the lower part of the inclined surface 11A and flows out of a terminal block through hole 34a and is further discharged from a through hole cover 12a to the outside of an upper housing 10. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

本発明は、充電池を充電するための充電器に関する。   The present invention relates to a charger for charging a rechargeable battery.

上側ハウジングと下側ハウジングとを有し、これら上側ハウジングと下側ハウジングとによってハウジング内空間が画成される充電器が従来より知られている。   2. Description of the Related Art Conventionally, a charger having an upper housing and a lower housing and in which a housing inner space is defined by the upper housing and the lower housing is known.

図５は充電器の側断面図を示し、上側ハウジング５１と下側ハウジング５２とを有しており、上側ハウジング５１と下側ハウジング５２とによってハウジング内空間が画成されている。   FIG. 5 shows a side cross-sectional view of the charger, which includes an upper housing 51 and a lower housing 52, and the housing inner space is defined by the upper housing 51 and the lower housing 52.

上側ハウジング５１には開口部が設けられており開口部にはターミナルホルダ５３が取付けられ、充電池の充放電端子が挿入される。充電充放電端子が挿入されるターミナルホルダ５３には充電端子５４が設けられている。   The upper housing 51 is provided with an opening, a terminal holder 53 is attached to the opening, and a charge / discharge terminal of the rechargeable battery is inserted. The terminal holder 53 into which the charging / discharging terminal is inserted is provided with a charging terminal 54.

しかし、上述の従来の充電器では、端子５４の傾斜面下側に埃および異物等が溜まり、端子のショートの原因になった。   However, in the above-described conventional charger, dust, foreign matter, and the like are accumulated below the inclined surface of the terminal 54, causing a short circuit of the terminal.

そこで、本発明は、端子の傾斜面下側に流入する埃や異物等を排出し、端子のショートを防止できる充電器を提供することを目的とする。   Then, an object of this invention is to provide the charger which discharges the dust, foreign material, etc. which flow into the inclined surface lower side of a terminal, and can prevent a short circuit of a terminal.

上記目的を達成するために、本発明は、ハウジングにターミナルカバー、ターミナルブロックが取付けられており、該ターミナルブロックには流入側開口部から該ターミナルブロック内部へ流入した埃等を排出するための排出側開口部が設けられている充電器を提供している。   In order to achieve the above object, according to the present invention, a terminal cover and a terminal block are attached to a housing, and the terminal block is a discharge for discharging dust and the like flowing into the terminal block from the inflow side opening. A charger is provided that is provided with a side opening.

ここで、該ターミナルブロックは、該流入側開口部から該排出側開口部へ向けて下方へ傾斜していることが好ましい。   Here, it is preferable that the terminal block is inclined downward from the inflow side opening to the discharge side opening.

該流路は、ターミナルブロックおよびハウジングを形成する上側ハウジングからなることが好ましい。   The flow path preferably comprises an upper housing forming a terminal block and a housing.

該ハウジングの該ターミナルカバーには少なくとも１つの排出開口部が設けられていることが好ましい。   The terminal cover of the housing is preferably provided with at least one discharge opening.

該流入側開口部は充電端子を該ハウジング外部へ露出させるための開口部であることが好ましい。   The inflow side opening is preferably an opening for exposing the charging terminal to the outside of the housing.

該ハウジングは上側ハウジング及び下側ハウジングを有し、上側ハウジングは、該充電端子に充電池の充電池充電端子を接触させるために該充電池を該上側ハウジングにおいて摺動させて該充電端子の方向へ該充電池充電端子を導くためのスライドレールを有することが好ましい   The housing has an upper housing and a lower housing, and the upper housing slides the rechargeable battery on the upper housing to bring the rechargeable battery charge terminal of the rechargeable battery into contact with the charge terminal. It is preferable to have a slide rail for guiding the rechargeable battery charging terminal.

本発明の請求項１記載の充電器によれば、ターミナルブロックには排出側開口部が設けられているため、流入側開口部からターミナルブロック内部へ流入した埃および異物等を排出することができる。このため、ターミナルホルダの端子間に埃および異物等が溜まることなく、端子間のショートを防ぐことができる。   According to the charger of the first aspect of the present invention, since the terminal block is provided with the discharge side opening, it is possible to discharge dust, foreign matter, and the like flowing into the terminal block from the inflow side opening. . For this reason, it is possible to prevent a short circuit between the terminals without accumulation of dust and foreign matter between the terminals of the terminal holder.

本発明の請求項２記載の充電器によれば、ターミナルブロックは、流入側開口部から排出側開口部へ向けて下方へ傾斜しているため、流入側開口部からターミナルブロック内部にから流入した埃および異物等を自然に排出することができる。   According to the charger according to claim 2 of the present invention, since the terminal block is inclined downward from the inflow side opening toward the discharge side opening, the terminal block flows into the terminal block from the inflow side opening. Dust and foreign matter can be discharged naturally.

本発明の請求項３記載の充電器によれば、ハウジングのターミナルカバーには排出開口部が設けられているため、ターミナルブロックの排出側開口部から排出された埃および異物等をターミナルカバーの排出開口部からターミナルカバー内空間外へ排出することができる。   According to the charger according to claim 3 of the present invention, the terminal cover of the housing is provided with the discharge opening, so that dust and foreign matters discharged from the discharge side opening of the terminal block are discharged from the terminal cover. It can be discharged out of the space inside the terminal cover from the opening.

本発明の請求項５記載の充電器によれば、流入側開口部は充電端子をハウジング外部へ露出させるための開口部であるため、当該部分を通してハウジングの外部へ充電端子を露出させることができる。   According to the charger according to claim 5 of the present invention, since the inflow side opening is an opening for exposing the charging terminal to the outside of the housing, the charging terminal can be exposed to the outside of the housing through the portion. .

本発明の請求項６記載の充電器によれば、ハウジングは上側ハウジング及び下側ハウジングを有し、充電端子に充電池の充電池充電端子を接触させるために充電池を上側ハウジングにおいて摺動させて充電端子の方向へ充電池充電端子を導くためのスライドレールを有しており、充電池を取り付けた際に充電池先端部に押された埃および異物等を内空間外へ排出することができる。   According to the charger of claim 6 of the present invention, the housing has an upper housing and a lower housing, and the rechargeable battery is slid in the upper housing to bring the rechargeable battery charging terminal of the rechargeable battery into contact with the charging terminal. It has a slide rail to guide the rechargeable battery charging terminal in the direction of the charging terminal, and when the rechargeable battery is installed, it can discharge dust and foreign matter etc. pushed by the rechargeable battery tip to the outside of the inner space it can.

本発明の実施の形態による充電器について図１乃至図４に基づき説明する。図１に示されるように、充電器１は、上側ハウジング１０と下側ハウジング２０とを有しており、上側ハウジング１０と下側ハウジング２０とによって充電器１の外殻が構成される。   A charger according to an embodiment of the present invention will be described with reference to FIGS. As shown in FIG. 1, the charger 1 includes an upper housing 10 and a lower housing 20, and the upper housing 10 and the lower housing 20 constitute an outer shell of the charger 1.

下側ハウジング２０は有底且つ上面全面が開口部をなす略直方体形状をなしている。上側ハウジング１０は、下側ハウジング２０の開口部を覆うように構成されており、下側ハウジング２０の略長方形状をなす当該開口部の長手方向における図１（ａ）の略右半分には、充電池を充電するときに充電器１をセットする充電池セット部１１が設けられている。   The lower housing 20 has a substantially rectangular parallelepiped shape with a bottom and an entire upper surface forming an opening. The upper housing 10 is configured to cover the opening of the lower housing 20, and in the substantially right half of FIG. 1A in the longitudinal direction of the opening that forms a substantially rectangular shape of the lower housing 20, A rechargeable battery setting unit 11 for setting the charger 1 when charging the rechargeable battery is provided.

充電池セット部１１は、下側ハウジング２０の略長方形状をなす開口部の長辺の一方から他方へと向かう方向、すなわち、図２の右上方向から左下方向へ向かって、下側ハウジング２０の方へ接近する方向である下方へ傾斜する傾斜面１１Ａを有している。傾斜面１１Ａは図２の右上方向から左下方向へ向かって所定の位置まで延出しており、その下方に後述のターミナルカバー１３が設けられている。   The rechargeable battery set unit 11 is formed in the lower housing 20 in a direction from one of the long sides of the opening of the lower housing 20 to the other, that is, from the upper right direction to the lower left direction in FIG. 11A which inclines below which is the direction which approaches the direction. The inclined surface 11A extends from the upper right direction to the lower left direction in FIG. 2 to a predetermined position, and a terminal cover 13 described later is provided below the inclined surface 11A.

ターミナルカバー１３には、図２等に示されるように、ターミナルカバー内部と上側ハウジング外部を貫通する貫通孔１２ａが、ターミナルカバー１３を構成する側壁に３つ形成されている。貫通孔１２ａは排出開口部に相当する。   As shown in FIG. 2 and the like, the terminal cover 13 has three through holes 12 a penetrating the inside of the terminal cover and the outside of the upper housing on the side wall constituting the terminal cover 13. The through hole 12a corresponds to a discharge opening.

また傾斜面１１Ａにはスライドレール１１Ｃを有しており、スライドレール１１Ｃは上側ハウジング１０と一体成形されてなり、傾斜面１１Ａの傾斜の上下を結ぶ方向に傾斜面１１Ａに平行に延出して設けられている。スライドレール１１Ｃは、後述の充電用端子３６に図示せぬ充電池の充電用端子を接触させて電気的に接続するために、図示せぬ充電池のレールをスライドレール１１Ｃに摺動させて充電用端子３６の方向へ充電池の充放電端子を導くことができるように構成されている。   The inclined surface 11A has a slide rail 11C, and the slide rail 11C is formed integrally with the upper housing 10, and extends in parallel to the inclined surface 11A in a direction connecting the upper and lower sides of the inclined surface 11A. It has been. The slide rail 11C is charged by sliding the rechargeable battery rail (not shown) on the slide rail 11C in order to electrically connect the rechargeable battery charge terminal (not shown) to the charge terminal 36 (described later). It is comprised so that the charging / discharging terminal of a charging battery can be guide | induced to the direction of the terminal 36 for use.

また、傾斜面１１Ａには端子露出用貫通孔１１ｂが形成されている。端子露出用貫通孔１１ｂは、上側ハウジング１０の長手方向、即ち、図２の左上と右下とを結ぶ方向へ延出しており、開口部が略長方形状をなしている。端子露出用貫通孔１１ｂには、図１に示されるように、後述するターミナルブロック３８を保持するターミナルホルダ３０の一部及びターミナルブロック３８の一部が、ハウジング内空間１ａから上側ハウジング１０の外側へ向けて貫通して突出している。   Further, a terminal exposing through hole 11b is formed in the inclined surface 11A. The terminal exposing through hole 11b extends in the longitudinal direction of the upper housing 10, that is, the direction connecting the upper left and the lower right in FIG. 2, and the opening has a substantially rectangular shape. As shown in FIG. 1, a part of the terminal holder 30 that holds the terminal block 38 to be described later and a part of the terminal block 38 are formed in the terminal exposing through hole 11 b from the housing inner space 1 a to the outside of the upper housing 10. Protrusively through.

傾斜面１１Ａの傾斜の下方に相当する端子露出用貫通孔１１ｂの開口部の位置には、図２に示されるように、端子露出用貫通孔１１ｂから上側ハウジング１０の外部へ突出している後述のターミナルホルダ３０の一部及びターミナルブロック３８の一部を覆い保護するターミナルカバー１３が設けられている。ターミナルカバー１３は、略長方形状をした端子露出用貫通孔１１ｂの一の長辺であって傾斜面１１Ａの傾斜の下方に位置する長辺から立設する第１側壁部１３Ａと、略長方形状をした端子露出用貫通孔１１ｂの一対の短辺の部分であって略長方形状をした端子露出用貫通孔１１ｂの一の長辺から他の長辺へ向かった所定の位置までの部分から立設する一対の第２側壁部１３Ｂ、１３Ｂと、これら第１側壁部１３Ａの延出端及び一対の第２側壁部１３Ｂ、１３Ｂの延出端に接続された天井壁１３Ｃとによって構成されており、端子露出用貫通孔１１ｂの一部であって傾斜面１１Ａの傾斜の下方に相当する部分を覆っている。   At the position of the opening of the terminal exposure through hole 11b corresponding to the lower side of the inclination of the inclined surface 11A, as will be described later, the terminal exposure through hole 11b projects to the outside of the upper housing 10 as will be described later. A terminal cover 13 that covers and protects part of the terminal holder 30 and part of the terminal block 38 is provided. The terminal cover 13 includes a first side wall portion 13A erected from a long side that is one long side of the substantially rectangular terminal exposure through-hole 11b and located below the inclined surface 11A, and a substantially rectangular shape. A pair of short-side portions of the terminal exposure through-hole 11b, which is formed from a portion extending from one long side of the terminal exposure through-hole 11b having a substantially rectangular shape to a predetermined position toward the other long side. A pair of second side wall portions 13B, 13B to be provided, and an extending end of the first side wall portion 13A and a ceiling wall 13C connected to the extending end of the pair of second side wall portions 13B, 13B A portion of the terminal exposing through hole 11b corresponding to the lower portion of the inclined surface 11A is covered.

ハウジング内空間１ａには、ターミナルホルダ３０と図示せぬ回路基板とが設けられている。ターミナルホルダ３０は、図示せぬネジによって上側ハウジング１０の内周面に取り付けられており、図４に示されるように、略長方形状をした板状部３１と板状部３１から立設するターミナル保持部３２とを有している。ターミナル保持部３２は、板状部３１の上面よりも高台をなす台部３３と、台部３３の上面から垂直に延出する垂直壁３４と、垂直壁３４の延出端から板状部３１の上面に平行に延出する天井壁３５とを有しており、垂直壁３４において、充電用端子３６や信号用端子３７を有するターミナルブロック３８を保持している。充電用端子３６は充電端子に相当する。   A terminal holder 30 and a circuit board (not shown) are provided in the housing inner space 1a. The terminal holder 30 is attached to the inner peripheral surface of the upper housing 10 by screws (not shown). As shown in FIG. 4, a substantially rectangular plate-like portion 31 and a terminal standing from the plate-like portion 31 are provided. Holding part 32. The terminal holding portion 32 includes a base portion 33 that is higher than the upper surface of the plate-like portion 31, a vertical wall 34 that extends vertically from the upper surface of the base portion 33, and a plate-like portion 31 that extends from the extending end of the vertical wall 34. The vertical wall 34 holds the terminal block 38 having the charging terminal 36 and the signal terminal 37. The charging terminal 36 corresponds to a charging terminal.

充電用端子３６や信号用端子３７は、それぞれ略板状をなしており、図４に示されるように板状部３１の上面に垂直をなして板状部３１の上面に平行の方向であって天井壁３５の延出方向及びその反対方向に延出している。天井壁３５の延出方向へ垂直壁３４から延出する充電用端子３６や信号用端子３７の部分は、図示せぬ充電池の充電用端子３６と接触して電気的に接続可能である。また、充電用端子３６や信号用端子３７はそれぞれ図示せぬ回路基板に電気的に接続されている。   Each of the charging terminal 36 and the signal terminal 37 has a substantially plate shape, and is perpendicular to the upper surface of the plate-like portion 31 and parallel to the upper surface of the plate-like portion 31 as shown in FIG. The ceiling wall 35 extends in the opposite direction and the opposite direction. The charging terminal 36 and the signal terminal 37 extending from the vertical wall 34 in the extending direction of the ceiling wall 35 are in contact with the charging terminal 36 of a rechargeable battery (not shown) and can be electrically connected. The charging terminal 36 and the signal terminal 37 are electrically connected to a circuit board (not shown).

垂直壁３４に保持されるターミナルブロック３８が有する充電用端子３６や信号用端子３７の間にはターミナルブロック貫通孔３４ａが形成されている。ターミナルブロック貫通孔３４ａは排出側開口部に相当する。ターミナルブロック貫通孔３４ａはターミナルカバー内部を介し、図３に示されるようにターミナルカバー貫通孔１２ａに連通している。従って上側ハウジング１０の外部から開口部を通してターミナルホルダ内部へ流入した埃および異物等をターミナルカバー貫通孔１２ａへと流す排出路を構成する。傾斜面１１Ａと同一高さ面でつながるターミナルブロック３８を画成する台部上面３３Ａの部分は流入側開口部に相当する。   A terminal block through hole 34 a is formed between the charging terminal 36 and the signal terminal 37 of the terminal block 38 held on the vertical wall 34. The terminal block through hole 34a corresponds to the discharge side opening. The terminal block through hole 34a communicates with the terminal cover through hole 12a through the inside of the terminal cover as shown in FIG. Accordingly, a discharge path is formed for allowing dust, foreign matter, and the like flowing into the terminal holder from the outside of the upper housing 10 through the opening to flow into the terminal cover through hole 12a. The portion of the base portion upper surface 33A that defines the terminal block 38 connected at the same height as the inclined surface 11A corresponds to the inflow side opening.

図示せぬ回路基板はターミナルブロック３８の充電用端子３６や信号用端子３７に電気的に接続されており、充電用端子３６や信号用端子３７に充電池側の充放電端子や信号用端子が電気的に接続されることにより、充電を行うことができるように構成されている。   A circuit board (not shown) is electrically connected to the charging terminal 36 and the signal terminal 37 of the terminal block 38, and a charging / discharging terminal and a signal terminal on the rechargeable battery side are connected to the charging terminal 36 and the signal terminal 37. It is configured to be able to be charged by being electrically connected.

充電器１を用いて図示せぬ充電池を充電する際には、まず、図示せぬ充電池の外周面に設けられているレールの一端を充電器１のスライドレール１１Ｃの上端に係合させ、スライドレール１１Ｃに沿って充電池を傾斜面１１Ａの下方へ向かって摺動させてゆき、図示せぬ充電池の充放電用端子及び信号用端子を充電器１の充電用端子３６及び信号用端子３７に接触させて電気的に接続した状態とする。このことにより図示せぬ充電池に対する充電が開始される。図示せぬ充電池の充放電用端子は充電池充電端子に相当する。   When charging a rechargeable battery (not shown) using the charger 1, first, one end of a rail provided on the outer peripheral surface of the rechargeable battery (not shown) is engaged with the upper end of the slide rail 11C of the charger 1. The rechargeable battery is slid along the slide rail 11C toward the lower side of the inclined surface 11A, and the rechargeable battery charge / discharge terminal and signal terminal (not shown) are connected to the charging terminal 36 and signal signal of the charger 1. The terminal 37 is brought into contact with and electrically connected. This starts charging a rechargeable battery (not shown). A charging / discharging terminal (not shown) corresponds to a charging battery charging terminal.

未使用時の粉塵が舞う環境において、埃が台部上面３３Ａからターミナルブロック３８内部へ流入する。流入した埃は、傾斜面１１Ａの下方へ向かって流れて行き、図３の矢印で示されるように、ターミナルブロック貫通孔３４ａから流出し、さらにターミナルカバー貫通孔１２ａから上側ハウジング１０の外部へ排出することができる。   In an environment where dust is used when not in use, the dust flows into the terminal block 38 from the upper surface 33A of the base portion. The inflowing dust flows downward of the inclined surface 11A, flows out from the terminal block through hole 34a, and is discharged from the terminal cover through hole 12a to the outside of the upper housing 10, as indicated by arrows in FIG. can do.

このため、充電用端子３６や信号用端子３７の端子間のショートを防止することができ、端子カバー等の付属部品を削除することができる。   For this reason, it is possible to prevent a short circuit between the charging terminal 36 and the signal terminal 37, and it is possible to eliminate accessory parts such as a terminal cover.

また、ターミナルホルダ３０の形状や上側ハウジング１０や下側ハウジング２０等の形状は本実施の形態のものに限定されない。同様に、充電用端子３６や信号用端子３７等の形状や数についても本実施の形態のものに限定されない。   Further, the shape of the terminal holder 30 and the shapes of the upper housing 10 and the lower housing 20 are not limited to those of the present embodiment. Similarly, the shape and number of charging terminals 36 and signal terminals 37 are not limited to those of the present embodiment.

なお、上記実施形態では、スライドレールが充電器本体に対して斜めに形成され、電池パックがスライドレールに沿って斜め方向に移動することにより、充電器と電池パックの端子が接続される充電器を対象としたが、スライドレールがほぼ垂直方向に伸び上下方向に電池パックを移動させることにより、両端子が接続されるようにした充電器を対象としても良く、本願発明と同様の作用効果を奏し得るものである。   In the above embodiment, the slide rail is formed obliquely with respect to the charger main body, and the battery pack is moved in the oblique direction along the slide rail, whereby the charger and the battery pack terminal are connected. However, it is also possible to target a charger in which both terminals are connected by extending the slide rail in a substantially vertical direction and moving the battery pack in the vertical direction. It can be played.

本発明の実施の形態による充電器を示す前方斜視図。The front perspective view which shows the charger by embodiment of this invention. 本発明の実施の形態による充電器を示す後方斜視図。The rear perspective view which shows the charger by embodiment of this invention. 本発明の実施の形態による充電器の上側ハウジングと下側ハウジングと保持部材とを示す分解斜視図。The disassembled perspective view which shows the upper housing of the charger by embodiment of this invention, a lower housing, and a holding member. 本発明の実施の形態による充電器の上側ハウジングと下側ハウジングと保持部材とを示す断面図。Sectional drawing which shows the upper housing of the charger by embodiment of this invention, a lower housing, and a holding member. 本発明の実施の形態による充電器の保持部材を示す前方斜視図。The front perspective view which shows the holding member of the charger by embodiment of this invention. 従来例の充電器の上側ハウジングと下側ハウジングと保持部材とを示す断面図。Sectional drawing which shows the upper housing of the charger of a prior art example, a lower housing, and a holding member.

符号の説明Explanation of symbols

１・・・充電器、１ａ・・・ハウジング内空間、１０・・・上側ハウジング、１１・・・充電池セット部、１１Ｃ・・・スライドレール、１１ｂ・・・端子露出用貫通孔、１２ａ・・・ターミナルカバー貫通孔、１３・・・ターミナルカバー、２０・・・下側ハウジング、３０・・・ターミナルホルダ、３４ａ・・・ターミナルブロック貫通孔、３６・・・充電用端子、３７・・・信号用端子、３８・・・ターミナルブロック   DESCRIPTION OF SYMBOLS 1 ... Charger, 1a ... Space in housing, 10 ... Upper housing, 11 ... Rechargeable battery set part, 11C ... Slide rail, 11b ... Through hole for terminal exposure, 12a .. Terminal cover through hole, 13 ... Terminal cover, 20 ... Lower housing, 30 ... Terminal holder, 34a ... Terminal block through hole, 36 ... Charging terminal, 37 ... Signal terminal, 38 ... Terminal block

Claims (6)

ハウジングにターミナルカバー、ターミナルブロックが取付けられており、該ターミナルブロックには流入側開口部から該ターミナルブロック内部へ流入した埃および異物等を排出するための排出側開口部が設けられていることを特徴とする充電器。   A terminal cover and a terminal block are attached to the housing, and the terminal block is provided with a discharge side opening for discharging dust, foreign matter, and the like flowing into the terminal block from the inflow side opening. Characteristic charger. 該ターミナルブロックは、該流入側開口部から該排出側開口部へ向けて下方へ傾斜していることを特徴とする請求項１記載の充電器。   The charger according to claim 1, wherein the terminal block is inclined downward from the inflow side opening to the discharge side opening. 該該ターミナルカバーには少なくとも１つの排出開口部が設けられていることを特徴とする請求項１記載の充電器。   The charger according to claim 1, wherein the terminal cover is provided with at least one discharge opening. 該排出側開口部は、該ターミナルブロックの傾斜面下側に形成されていることを特徴とする請求項１乃至請求項３のいずれか一記載の充電器。   The charger according to any one of claims 1 to 3, wherein the discharge side opening is formed below an inclined surface of the terminal block. 該流入側開口部は充電端子を該上側ハウジング外部へ露出させるための開口部であることを特徴とする請求項１乃至請求項５のいずれか一記載の充電器。   6. The charger according to claim 1, wherein the inflow side opening is an opening for exposing a charging terminal to the outside of the upper housing. 該ハウジングは、上側ハウジングと下側ハウジングを有し、上側ハウジングは、該充電端子に充電池の充電池充電端子を接触させるために該充電池を該上側ハウジングにおいて摺動させて該充電端子の方向へ該充電池充電端子を導くためのスライドレールを有することを特徴とする請求項６記載の充電器。   The housing includes an upper housing and a lower housing, and the upper housing slides the rechargeable battery in the upper housing to bring the rechargeable battery charge terminal of the rechargeable battery into contact with the charge terminal. The charger according to claim 6, further comprising a slide rail for guiding the rechargeable battery charging terminal in a direction.
JP2007071647A 2007-03-19 2007-03-19 Charger Expired - Fee Related JP4569782B2 (en)

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JP2004147360A (en) * 2002-10-21 2004-05-20 Makita Corp Charger

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102142700A (en) * 2010-01-28 2011-08-03 三洋电机株式会社 Battery charger
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EP2597701A1 (en) 2011-11-25 2013-05-29 Sanyo Electric Co. Ltd Battery pack
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