A WATER MIST DEVICE FOR PIPE ROOF DRILL
The present invention discloses a water mist device for pipe roof drill, which belongs to the technical field of water mist device, including a drilling rig connection part, a bottom shaft of the drilling rig connection part is provided with a drill pipe connection part, the drilling rig connection...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The present invention discloses a water mist device for pipe roof drill, which belongs to the technical field of water mist device, including a drilling rig connection part, a bottom shaft of the drilling rig connection part is provided with a drill pipe connection part, the drilling rig connection part and the drill pipe connection part form an accommodation cavity, one side of the drilling rig connection part is provided with a first water inlet pipe connecting the accommodation cavity, one side of the drill pipe connection part is provided with a second water inlet pipe connecting the accommodation cavity, and the side of the second water inlet pipe is connected with a water-spraying part. The present adopts the water mist device for pipe roof drill, which solves the problems of discontinuous construction, uncertain water injection volume and easy blockage of water injection hole of drill pipe in the existing technology. |
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