Underground drilling tool with self-locking and unstucking function
A jam-relief and functional technology, which is applied to the driving device for drilling in the borehole, drilling equipment, earthwork drilling and production, etc. It can solve the problems that affect the drilling efficiency, the drill bit cannot run, and the rotational power cannot be transmitted.
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[0021] The present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It can be understood that the specific implementation manners described here are only used to explain relevant content, rather than to limit the present invention. In addition, it should be noted that, for the convenience of description, only the parts related to the present invention are shown in the drawings.
[0022] It should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the drawings and in combination with embodiments.
[0023] Such as figure 1 , figure 2 , image 3 As shown, the present invention provides a downhole drilling tool with the function of self-locking and unlocking, including a coaxially installed casing 1, a transmission shaft 2 and a clutch 3, and...
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