A kind of multiplex hydraulic tongs that recovers the oil

A kind of multiplex hydraulic tongs that recovers the oil

  • CN 106,121,562 A
  • Filed: 08/12/2016
  • Published: 11/16/2016
  • Est. Priority Date: 08/12/2016
  • Status: Active Application
First Claim
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1. recover the oil a multiplex hydraulic tongs, including main pincers and back-up tong, by two fore-stocks and one between described main pincers and back-up tongAfter-poppet is fixed together, and the front end of described back-up tong is provided with dental lamina assembly, and described back-up tong includes case panel and housingBase plate, leaves the cavity for accommodating dental lamina assembly between described case panel and Housing Base, described dental lamina assembly includes twoSymmetrically arranged Hubei Province plate, is provided with dental lamina in the plate of described Hubei Province, it is characterised in that:

  • described back-up tong also includes multistage linking mechanism, instituteStating multistage linking mechanism and include a hydraulic cylinder, two connecting plates and two clamp arms, described hydraulic cylinder is placed in cavity, describedClamp arm is " L " the shape structure being made up of long-armed section and galianconism section, and the end of long-armed section of two described clamp arms is respectively with twoThe end of individual connecting plate is hinged, and the other end of two described connecting plates is all hinged fixing with the piston rod of hydraulic cylinder, twoDescribed clamp arm is fixed in cavity by rotational pin respectively, and the leading portion of two described galianconism sections is respectively fixedly connected with a rollingWheel, two described rollers back with two Hubei Province plates respectively contacts.

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