Body-free coaxial following synergistic perforator

Body-free coaxial following synergistic perforator

  • CN 101,566,056 A
  • Filed: 06/04/2009
  • Published: 10/28/2009
  • Est. Priority Date: 06/04/2009
  • Status: Active Grant
First Claim
Patent Images

1. body-free coaxial following synergistic perforator, comprise body-free perforator firing mount (2) and be installed in body-free perforating bullet on the described body-free perforator firing mount (2), described body-free perforating bullet comprises shell case (3), be arranged on the inner cavity liner (5) of shell case (3) and be fitted in shell case (3) and cavity liner (5) between high explosive (4), the front end outer wall of described shell case (3) is provided with detonate half slot and the silk pressing (1) that is used for fixing this detonating fuse that is used to place detonating fuse, the front inner wall of described shell case (3) is provided with the propagation of explosion hole that is full of high explosive (4), it is characterized in that:

  • the back-end sealing of described shell case (3) is equipped with bowl-type pressure break medicine box (8), wherein, rear end arranged outside at shell case (3) has annular boss, the front portion of described pressure break medicine box (8) closely is sleeved on the outside of described annular boss, be cast with special-purpose pressure break medicine (7) in the described pressure break medicine box (8), described special-purpose pressure break medicine (7) is along the inwall annular spread of pressure break medicine box (8), and the fluidic channel (9) that formation communicates with described cavity liner (5) inner chamber in the middle part of the inner chamber of pressure break medicine box (8), described shell case (3), the center line of cavity liner (5) and pressure break medicine box (8) is located along the same line;

    Described special-purpose pressure break medicine (7) is that the ammonium permanganate of 50-80% and aluminium powder that percentage by weight is 20-50% evenly are mixed and made into by percentage by weight.

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