Title:
METHOD FOR MONITORING HYDRAULIC HAMMER, AND SYSTEM PERFORMING SAME
Document Type and Number:
WIPO Patent Application WO/2018/021643
Kind Code:
A1
Abstract:
The present invention relates to a method for monitoring a hydraulic hammer, and a system performing same. A monitoring system, according to one aspect of the present invention, comprises a hammer and a monitoring device. The hammer comprises: a piston for striking a chisel for crushing an object to be struck; a main body comprising a cylinder accommodating the piston; a striking condition detection sensor provided on one point of the main body and detecting the properties occurring upon the stroke; and a controller for controlling the stroke distance of the piston by means of the detection result of the sensor. The monitoring device comprises: an output unit for outputting information; a communication module for performing data transmission and reception with the controller; and a main control unit for calculating the number of strokes per hour and the accumulated number of strokes on the basis of the detection result of the sensor from the controller via the communication module.
Inventors:
JOO JIN MOO (KR)
LIM HOON (KR)
YOON BOK JOONG (KR)
LIM HOON (KR)
YOON BOK JOONG (KR)
Application Number:
PCT/KR2017/001319
Publication Date:
February 01, 2018
Filing Date:
February 06, 2017
Export Citation:
Assignee:
DAEMO ENG CO LTD (KR)
KOCETI (KOREA CONSTRUCTION EQUIPMENT TECH INSTITUTE) (KR)
KOCETI (KOREA CONSTRUCTION EQUIPMENT TECH INSTITUTE) (KR)
International Classes:
E02F9/24; B25D9/04; E02D7/10; E02F3/96; E02F5/30; E02F9/22
Foreign References:
| KR101638451B1 | 2016-07-25 | |||
| KR20150049650A | 2015-05-08 | |||
| KR20160018521A | 2016-02-17 | |||
| US5174387A | 1992-12-29 | |||
| KR101506603B1 | 2015-03-27 |
Attorney, Agent or Firm:
IPS PATENT FIRM (KR)
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