FIELD: equipment used in construction industry.
SUBSTANCE: tower crane has platform, sectioned tower rigidly fixed on platform, mounting girdle with stops arranged in its upper part and devices for connection with tower upper section, said girdle being equipped with device for lifting thereof by means of hook-type crane suspension. Device for moving of tower upper part relative to its lower part is comprised of hydraulic cylinder pivotally hung to mounting girdle, with rod of hydraulic cylinder being connected to traverse cooperating with stops provided on tower. Traverse is formed curved in vertical plane and is equipped with seat arranged in its mid portion. Hydraulic cylinder rod is connected with seat. Pins provided at traverse ends are cooperating with tower stops. Eyelets of mounting girdle lifting device are fixed in lower part of mounting girdle, which is positioned for displacement along tower, through the whole height thereof.
EFFECT: simplified mounting of tower crane.
10 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF MOUNTING AND DEMOUNTING OF TOWER CRANE WITH OPERATOR'S CABIN INSTALLED AT DIFFERENT LEVELS | 2003 |
|
RU2249560C1 |
| TOWER CRANE | 2003 |
|
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| DEVICE TO CHANGE POSITION OF CABIN AND ITS FASTENING ON CRANE TOWER | 2003 |
|
RU2254284C2 |
| ATTACHMENT TOWER CRANE WITH TOWER CONNECTIONS AND DEVICE TO ATTACH CRANE TOWER TO HIGH-RISE BUILDING, METHOD OF EXTENDING CRANE TOWER AND DEVICE TO THIS END | 2010 |
|
RU2438963C1 |
| TOWER CRANE AND METHOD OF ITS MOUNTING AND DEMOUNTING | 2001 |
|
RU2225344C2 |
| 0 |
|
SU405807A1 | |
| TOWER CRANE | 2006 |
|
RU2307783C1 |
| RETAINING DEVICE FOR ERECTION YOKE OF TOWER CRANE | 0 |
|
SU992397A1 |
| TOWER CRANE | 0 |
|
SU979264A1 |
| TOWER CRANE | 0 |
|
SU1763348A2 |
