ROTARY SELF-DRILLING DEVICE FOR EXTRATERRESTRIAL CELESTIAL BODY

Title:

ROTARY SELF-DRILLING DEVICE FOR EXTRATERRESTRIAL CELESTIAL BODY

Document Type and Number:

WIPO Patent Application WO/2020/118784

Kind Code:

A1

Abstract:

A rotary self-drilling device for an extraterrestrial celestial body, wherein one end of a pressure sensor installation cylinder (10) is connected to a rear cover (7), a reed fixing lower cover (6) is installed on the rear cover (7), one end of a wire outlet post (1) is connected to the reed fixing lower cover (6), the other end is provided with a reed fixing upper cover (3), and a plurality of reeds (4) are provided between the reed fixing upper and lower covers (3, 6); the other end of the pressure sensor installation cylinder (10) is connected to one end of a motor installation cylinder (16), a motor and speed reducer (14) are housed in the motor installation cylinder (16), and two ends of a transmission shaft (18) are connected to an output end of the motor and speed reducer (14) and a ferrule (19) respectively; two ends of a milling cutter (20) are connected to the ferrule (19) and a drill bit (21) respectively; a propelling spiral tube (15) is sleeved at an outer part of the motor installation cylinder (16), two ends are connected to the ferrule (19) and a bearing fixing cover respectively, and the bearing fixing cover is rotatably connected to the motor installation cylinder (16).

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Inventors:

LIU JINGUO (CN)
ZHANG FEIYU (CN)
WANG MANGKUAN (CN)
LIU YUWANG (CN)

Application Number:

PCT/CN2018/124538

Publication Date:

June 18, 2020

Filing Date:

December 28, 2018

Export Citation:

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Assignee:

SHENYANG INST AUTOMATION CAS (CN)

International Classes:

E21B44/00; E21B3/02; E21B49/02; E21C51/00

Foreign References:

CN207798456U	2018-08-31
CN206060498U	2017-03-29
CN206066360U	2017-04-05
CN207004428U	2018-02-13
JPH0882582A	1996-03-26

Attorney, Agent or Firm:

SHENYANG PATENT & TRADEMARK AGENCY ACADEMIA SINICA (CN)

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