To provide an electric excavator capable of efficiently placing a power storage unit on an upper revolving body.SOLUTION: An excavator 100 in an embodiment includes: an undercarriage 1; an upper revolving body 3 mounted rotatably on the undercarriage 1; a hydraulic actuator for driving the driven parts including the undercarriage 1 and the upper revolving body 3; a main pump 14 that supplies hydraulic actuator with hydraulic oil; a pump motor 12 for driving the main pump 14; and a power storage unit 19 for supplying electric power to the pump motor 12. The power storage unit 19 is mounted on the right front of the upper revolving body 3. The main pump 14 and the pump motor 12 are mounted on the rear of the upper revolving body 3.SELECTED DRAWING: Figure 8

    【課題】電動式のショベルにおいて、上部旋回体に蓄電装置を効率的に配置可能な技術を提供する。【解決手段】本開示の一実施形態に係るショベル100は、下部走行体1と、下部走行体1に旋回自在に搭載される上部旋回体3と、下部走行体1及び上部旋回体3を含む被駆動部を駆動する油圧アクチュエータと、油圧アクチュエータに作動油を供給するメインポンプ14と、メインポンプ14を駆動するポンプ用電動機12と、ポンプ用電動機12に電力を供給する蓄電装置19と、を備え、蓄電装置19は、上部旋回体3の右側前部に搭載され、メインポンプ14及びポンプ用電動機12は、上部旋回体3の後部に搭載される。【選択図】図8


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    Title :

    EXCAVATOR


    Additional title:

    ショベル


    Contributors:

    Publication date :

    2022-10-14


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    E02F Baggern , DREDGING / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



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