Rigidity-controllable prestress corrugated web steel beam with vibration and vibration double-control function
The invention discloses a rigidity-controllable prestress corrugated web steel beam with a vibration and vibration double-control function. The rigidity-controllable prestress corrugated web steel beam comprises a corrugated web steel beam body, a rigidity-controllable prestress providing device con...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a rigidity-controllable prestress corrugated web steel beam with a vibration and vibration double-control function. The rigidity-controllable prestress corrugated web steel beam comprises a corrugated web steel beam body, a rigidity-controllable prestress providing device control part and a tension part. The corrugated web steel beam is provided with an upper flange plate, a lower flange plate and corrugated webs fixedly connected between the upper flange plate and the lower flange plate. According to a tensioning part in the rigidity-controllable prestress providing device, a side opening type shell is fixed to a corrugated web steel beam structure through bolts and connected with a servo electric cylinder through bolts; the steel strand located at the center position in the height direction of the beam penetrates through the anchorage device and the baffle to be connected with a lifting lug on a pull rod of the servo electric cylinder. According to the control part, if stress data co |
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