The invention discloses an excavator with a crawler car capable of being replaced alternately. The excavator comprises a lower frame and a walking mechanism. The walking mechanism is provided with a crawler-type walking mechanism, a front car car and a rear car car, the lower car frame is provided with a first car frame, a second car frame and a middle car frame which are sequentially arranged from front to back, the first car frame is hinged to the middle car frame, the first car frame is detachably connected with the front car car through a swing arm, and the rear car car is detachably connected with the rear car car through a swing arm. The middle frame and the second frame are detachably connected together, and the second frame and the rear car car are rotatably and detachably mounted together; the number of the crawler-type walking mechanisms is two, and the two crawler-type walking mechanisms and the middle frame are detachably installed together. Compared with the prior art, alternate switching of crawler walking and wheel type walking can be achieved, one vehicle has two purposes, the use cost is reduced, the alternate switching can be achieved only by pulling out the plug pin shaft, disassembly and assembly are convenient, and use is flexible.

    本发明公开一种履带车轿交替拆换的挖掘机,包括下车架和行走机构;行走机构具有履带式行走机构、前车轿和后车轿,下车架具有第一车架、第二车架和中间车架,第一车架、中间车架和第二车架由前至后依次设置,第一车架与中间车架铰接,第一车架通过摆臂与前车轿拆卸连接,中间车架与第二车架拆卸连接在一起,第二车架与后车轿转动拆卸安装在一起;履带式行走机构设置有二个,二履带式行走机构与中间车架拆卸安装在一起。与现有技术相比,能实现履带行走和轮式行走的交替互换,一车两用,降低了使用成本,且交替切换只需拔插销轴就可以,拆装方便,使用灵活。


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    Titel :

    Excavator with alternately detached and replaced crawler car


    Weitere Titelangaben:

    一种履带车轿交替拆换的挖掘机


    Beteiligte:
    LIN XIAOBIN (Autor:in)

    Erscheinungsdatum :

    2022-08-12


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / B60B VEHICLE WHEELS , Räder für Fahrzeuge / E02F Baggern , DREDGING



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