The invention provides an adjustable attachment pull rod for an external attachment of a building tower crane and an adjusting method thereof. The adjustable attachment pull rod comprises pull rod main limbs with different lengths, connecting main limbs, fixing joints and adjusting joints, wherein the two ends of each pull rod main limb are provided with through first mounting holes in a penetratemode, the two ends of each connecting main limb are provided with second mounting holes in a penetrate mode, the ends of the connecting main limbs penetrate into the ends of the pull rod main limbs to enable the first mounting holes to communicate with the second mounting holes in a one-to-one correspondence mode, and first pin shafts penetrate through the first mounting holes and the second mounting holes to form hinged fixed connection; the fixing joints comprise first internally-connected square tubes and fixing lug plates, wherein sealing plates are arranged at one ends of the first internally-connected square tubes, the fixing lug plates are welded to the sealing plates, and the first internally-connected square tubes penetrate into the ends of the pull rod main limbs; the adjustingjoints comprise second internal square tubes, adjusting screws and adjusting lug plates, wherein perforated plates are arranged at one ends of the second internal square tubes, adjusting nuts are fixedly connected to middle holes of the perforated plates, the adjusting screws penetrate into the adjusting nuts to form threaded connection, and the second internal square tubes penetrate into the endsof the pull rod main limbs.

    本发明提供了一种建筑塔机外附用调节式附着拉杆及其调节方法。本发明包括不同长度的拉杆主肢,连接主肢、固定接头和调节接头,拉杆主肢的两端均贯穿第一安装孔,连接主肢的两端均贯穿第二安装孔,连接主肢的端部穿入拉杆主肢端部使第一安装孔与第二安装孔一一对应连通,通过第一销轴贯穿第一安装孔与第二安装孔形成铰接固连;固定接头包括第一内接方管和固定耳板,第一内接方管的一端设置封闭板,固定耳板焊接于封闭板上,第一内接方管穿入拉杆主肢端部;调节接头包括第二内接方管、调节螺杆和调节耳板,第二内接方管的一端设置开孔板,开孔板的中孔上固连调节螺母,调节螺杆穿入调节螺母形成螺纹连接,第二内接方管穿入拉杆主肢端部。


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    Title :

    Adjustable attachment pull rod for external attachment of building tower crane and adjusting method thereof


    Additional title:

    建筑塔机外附用调节式附着拉杆及其调节方法


    Contributors:
    HE JIANG (author) / WU JINLONG (author) / HE FAN (author) / WEI JINSHAN (author)

    Publication date :

    2020-05-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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