Title:
CONSTRUCTION 3D PRINTER CONCRETE NOZZLE DEVICE AND CONSTRUCTION 3D PRINTER COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2019/225885
Kind Code:
A1
Abstract:
The present invention relates to a construction 3D printer concrete nozzle device and a construction 3D printer comprising same, wherein concrete having high-viscosity characteristics, which is used for a construction 3D printer, can be supplied efficiently and stably, thereby improving the workability, shortening the working time, and preventing the nozzle device and the entire 3D printer from malfunctioning. The present invention provides a construction 3D printer concrete nozzle device for discharging/supplying concrete and a construction 3D printer comprising same, the construction 3D printer concrete nozzle device comprising: a device support body; a material containing portion provided on one side of the device support body such that concrete is introduced and contained therein; a material supply nozzle portion, one end of which is coupled to the material containing portion so as to communicate therewith, and the other end of which has a material nozzle port formed therein; a material transfer means provided on the material supply nozzle portion so as to transfer concrete toward the material nozzle port; and an agitation/forcible transfer means provided on the material containing portion so as to supply concrete contained therein toward the material supply nozzle portion while agitating the concrete.
Inventors:
SHIN DONGWON (KR)
Application Number:
PCT/KR2019/005448
Publication Date:
November 28, 2019
Filing Date:
May 08, 2019
Export Citation:
Assignee:
SHIN DONGWON (KR)
International Classes:
B28B1/00; B28C7/16
Foreign References:
| CN205167577U | 2016-04-20 | |||
| CN106738190A | 2017-05-31 | |||
| US20140252672A1 | 2014-09-11 | |||
| CN203357623U | 2013-12-25 | |||
| KR20190065622A | 2019-06-12 |
Attorney, Agent or Firm:
KIM, Jaesub (KR)
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