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What do you know about small anchor winch

220 Published by admin 8月 12,2019

What do you know about small anchor winch?

1. Fixed winch base:

When the roadway floor is hard rock, bolt shall be used to fix it. When bolt is used to fix it, bolt diameter shall be 20mm, bolt end shall be padded with steel ball and tray, and bolt anchoring depth shall not be less than 1m.When the street floor is soft rock or coal seam, the concrete foundation must be fixed, the foundation should be perpendicular to the base when buried anchor bolt, the lower part must have hook shape, the diameter of anchor bolt is 20mm, the embedded depth of the rod body shall not be less than 0.8m;

anchor winches

2. The exposed part of anchor bolt or anchor bolt of the stable small anchor  winch shall expose 20-30mm of anchor bolt head after tightening;All parts of the small anchor  winch add anti - loose gasket specifications, quantity meet the requirements.anchor winch

3. The temporary small anchor winch with a service life of less than one month can be fixed with four pressure two peak wood compression columns.Four pressure column hit in the front and back of the winch two, and perpendicular to the top plate, peak column hit in the front of the winch on both sides, and forward bottom plate 75°-80°, the lower part of each column should be supported on the base of the winch, column top should have no less than 100mm column socket (except the false top).Compression column and peak column specifications should be used diameter of not less than 180mm above the high quality wood, at the same time to tight back.The pressure column and peak column of the winch shall be no less than 0.5 meters from the outer edge of the track.

Small anchor winch installation should be as far as possible into the chamber.The size of the chamber should be: length not less than 4 meters, width not less than 2 meters, height not less than 1.8 meters, if due to underground conditions, when the small anchor winch is installed in the roadway, there must be enough space, to meet the requirements of equipment installation and safety distance, space is not enough to carry out expansion treatment.

boat capstan

capstan winch

5. The safe distances from the outer edge of the winch to the legs, walling walls and rails shall meet the requirements: the minimum distance from the outer edge of the winch to the most prominent part of the support or walling wall shall be no less than 0.1 m, and the minimum distance from the outer edge of the winch to the outer edge of the track shall be no less than 0.5 m.

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