Improved structure of fixing bolt
The utility model discloses an improved structure of a fixing bolt. The improved structure comprises a rack, a U-shaped clamping rod, a bolt and a bearing seat, a bearing seat is arranged above the rack, the two sides of the bearing seat are each provided with a bolt, and the bearing seat is connect...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses an improved structure of a fixing bolt. The improved structure comprises a rack, a U-shaped clamping rod, a bolt and a bearing seat, a bearing seat is arranged above the rack, the two sides of the bearing seat are each provided with a bolt, and the bearing seat is connected with the rack through the bolts; a retaining ring is welded to the top of the bolt, and the two ends of the U-shaped clamping rod penetrate through the retaining ring. And anti-falling iron wires are arranged at the two ends of the U-shaped clamping rod. The bolt has the beneficial effects that the effect of relieving looseness is achieved by increasing the pre-tightening force and additionally arranging the elastic washer in the bolt mounting process; a retainer is further added to forcibly limit looseness of the bolts, a retaining ring is welded to the tops of the two bolts on the two sides of the bearing seat, and then the two retaining rings are connected together through a U-shaped clamping rod, so that the |
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