The utility model discloses a gyro inclinometer borehole three component apparatus, comprises a downhole instrument and a ground instrument, the downhole instrument comprises an outlet joint (1), probe (2) and covers the probe tube (2) outside of the bearing outer tube (3), the bearing outer tube (3) the front and rear ends are covered with a protective assembly (4), the outgoing connector (1) through the bearing outer tube (3) at the front end of the protective assembly (4) and the probe (2) is connected to the probe tube; (2) including two power module (2a), which are sequentially arranged. The digital circuit module (2b), rotating inertia body (2C), mechanical connection joint (2D) and three axis magnetometer (2e), the rotating inertia body (2C) arranged in the accelerometer and gyroscope. The utility model uses the gyroscope to measure the earth rotation rate component, using the accelerometer to measure the earth's gravity component, and then determine the azimuth of a point in the well trajectory angle is not affected by the magnetic interference, with good stability, high accuracy. ?
【技术实现步骤摘要】
【技术保护点】
１．一种陀螺测斜式井中三分量仪，包括井下仪和地面仪，其特征在于：所述井下仪包括出线接头（１）、探管（２）和罩在所述探管（２）外侧的承压外管（３），所述承压外管（３）的前后两端均罩有保护总成（４），所述出线接头（１）穿过承压外管（３）前端的保护总成（４）与所述探管（２）相连；所述探管（２）包括依次设置的二次电源舱（２ａ）、数字电路舱（２ｂ）、旋转惯性体（２ｃ）、机械连接短节（２ｄ）和三轴磁强计（２ｅ），所述二次电源舱（２ａ）和数字电路舱（２ｂ）的外侧罩有电路支撑架（２ｆ），所述电路支撑架（２ｆ）与旋转惯性体（２ｃ）之间、旋转惯性体（２ｃ）与机械连接短节（２ｄ）之间，机械连接短...
【技术特征摘要】
【专利技术属性】
技术研发人员：许吉金，
申请(专利权)人：重庆天箭电子有限公司，
类型：实用新型
国别省市：85
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