Title:
HYDRAULIC LINEAR IMPACT VIBRATION PILE HAMMER MACHINE
Document Type and Number:
WIPO Patent Application WO/2020/093618
Kind Code:
A1
Abstract:
Provided is a hydraulic linear impact vibration pile hammer machine, comprising an impact vibration seat (11), a hydraulic cylinder (12) for applying impact and vibration to the impact vibration seat (11), a hydraulic station (13) for driving the hydraulic cylinder and a reversing mechanism for changing the direction of hydraulic oil entering the hydraulic cylinder (12) according to a preset frequency; the hydraulic cylinder (12) comprises a cylinder body (121) and a piston rod (122), wherein, the cylinder body (121) is directly or indirectly fixed to the impact vibration seat (11), and an impact hammer (15) is fixed to the piston rod (122).
Inventors:
KOU ZIMING (CN)
LI CHAOYU (CN)
XU BUQIN (CN)
LU CHUNYUE (CN)
REN QICHAO (CN)
YANG XINKE (CN)
LI CHAOYU (CN)
XU BUQIN (CN)
LU CHUNYUE (CN)
REN QICHAO (CN)
YANG XINKE (CN)
Application Number:
PCT/CN2019/075111
Publication Date:
May 14, 2020
Filing Date:
February 14, 2019
Export Citation:
Assignee:
UNIV TAIYUAN TECHNOLOGY (CN)
International Classes:
E02D7/26
Foreign References:
| CN2240547Y | 1996-11-20 | |||
| CN104831729A | 2015-08-12 | |||
| CN2340810Y | 1999-09-29 | |||
| CN107013523A | 2017-08-04 | |||
| CN2216079Y | 1995-12-27 | |||
| CN107620308A | 2018-01-23 | |||
| DE4118069A1 | 1992-12-03 | |||
| US4187917A | 1980-02-12 |
Attorney, Agent or Firm:
CHINA PAT INTELLECTUAL PROPERTY OFFICE (CN)
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