Track automatic locking press-board device
Patent Information
- Authority / Receiving Office
- CN · China
- Current Assignee / Owner
- 冯绍良
- Publication Date
- 2007-11-14
- Estimated Expiration
- Not applicable · inactive patent
Smart Images
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Abstract
Description
(1) Technical field
[0001] The invention relates to a track automatic locking pressure plate for fixing a steel rail on a concrete sleeper. (2) Background technology
[0002] Crane is a kind of load-carrying tool commonly used in factory workshops. At present, steel rails are fixed by a rigid method. As the application number is: 9200549, and the Chinese patent of CN2044994 with the announcement number discloses a pressure plate type rail fixer, which consists of backing plates , composed of anchor nails, pressure plates and pressure plate pins. The backing plate and anchor nails are prefabricated on the sleeper, and then the pressure plate and pressure plate pins are installed in sequence. The pressure plate presses the lower edge of the rail, and the pressure plate pins are used to prevent the pressure plate from moving horizontally. The whole device is fixed by ground nails. Since this kind of rail holder does not have the function of cushioning and pressing, it is easy t...