Title: Earthquake dry well drill
Application Number: 200610002132 Application Date: 2006.01.19
Publication Number: 1804361 Publication Date: 2006.07.19
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: E21B3/00,E21B21/16,G01V1/00
Applicant(s) Name: Daqing Petroleum Administration Bureau Address: 163458
Inventor(s) Name: Xin Zhiduo
Attorney & Agent: hu haishan
Abstract:
     The invention relates to an earthquake dry well driller, which can solve the problem of present device with high cost. It is characterized in that: the upper end of drill rod (2) is connected to the breaking device (3), core drill bit (4), and a power head (1). Wherein, the side walls of drill rod (2) and breaking device (3) have axial air channels (5); the outlet of air channel is under the breaking cutting blade (6) inside the breaking device (3); the air channel (5) via pipeline is connected to the air compressor (11); the vacuum device (9) and the separation device (10) via pipeline are connected to the power head (1), drill rod (2), breaking device (3) and the core drill bit (4). The invention has the character of lower cost.
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