Coupling component and compressor plant

Coupling component and compressor plant

  • CN 103,363,014 B
  • Filed: 03/28/2013
  • Issued: 04/26/2019
  • Est. Priority Date: 03/30/2012
  • Status: Active Grant
First Claim
Patent Images

1. a kind of coupling component (20), which is characterized in that its sidepiece part for being used to have non-circular mounting hole (22C)(21) it is combined with the other side component (12) with through-hole (12I, 12J), the mounting hole (22C) is formed in a part of surroundingHave opened portion (22B), the coupling component (20) includesBolt (30) is pacified with axle portion (30B, 30C, 30D) and head (30A), and at the axle portion (30B, 30C, 30D)Equipped with the other side component (12), the opened portion of the axle portion (30B, 30C, 30D) from the mounting hole (22C)(22B) is inserted into the mounting hole (22C) and is at least formed with external screw thread (30C) in front end side, and the head (30A) is formed in thisThe base end side of axle portion, and be formed as in the state that the axle portion is inserted into the mounting hole cannot along the axle portion axially throughThe shape of the mounting hole;

  • Washer (31), the through hole (31A) that there is the axle portion (30B, 30C, 30D) for the bolt (30) to be inserted into and from instituteAxially extending fitting portion (31D) of the circumferential a part along the axle portion (30B, 30C, 30D) for stating through hole (31A), willOne sidepiece part (21) is clamped between the washer (31) and the head (30A);

    Nut (32) is screwed togather with the external screw thread (30C) of the bolt (30), and is kept between the washer (31) at itThe other side component (12),The axle portion (30B, 30C, 30D) of the bolt (30) is provided with non-circular relative rotation limit in its described head sidePortion (30B) processed, the relative rotation limiting unit (30B) by being abutted in a rotational direction with the non-circular mounting hole (22C),The relative rotation of the bolt (30) and a sidepiece part (21) is limited,The axial length of the relative rotation limiting unit (30B) is longer than the thickness of a sidepiece part (21),The washer (31) is pressed into the relative rotation limiting unit (30B),The elastomer (33) of the tubular for the bolt (30) insertion is equipped between the washer (31) and the nut (32),The other side component (12) is installed via the elastomer (33),The fitting portion (31D) is embedded in the hole (33B) for the bolt (30) insertion of the elastomer (33).

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