Title:
DERRICK STRUCTURE FOR HOUSEHOLD ELEVATOR
Document Type and Number:
WIPO Patent Application WO/2021/208414
Kind Code:
A1
Abstract:
Disclosed in the present invention is a derrick structure for a household elevator, comprising an upright column and crosspieces, the upright column comprising a hollow main tube, and connecting parts being disposed respectively on two adjacent side faces of the hollow main tube; the inner side face of each connecting part is provided with a vertical rotation-stopping groove, and the inner side face of each crosspiece is provided with a horizontal rotation-stopping groove; and also comprising a T-shaped connecting member, the T-shaped connecting member comprising a vertical connecting edge and a horizontal connecting edge, each connecting edge being provided with a through hole, a screw bolt being provided in both the vertical rotation-stopping groove and the horizontal rotation-stopping groove, the screw bolt in the vertical rotation-stopping groove passing through the through hole on the vertical connecting edge and being connected to a nut, and the screw bolt in the horizontal rotation-stopping groove passing through the through hole on the horizontal connecting edge and being connected to a nut; the inner side of the upright column is provided with an occluding member, the occluding member comprising two mutually perpendicular occluding plates, and the occluding plates being used for occluding the T-shaped connecting member between the corresponding crosspiece and upright column. By means of the arrangement of the occluding member, the derrick structure for a household elevator in the present invention can effectively occlude the connecting members and fastening members on the derrick and thereby improve the aesthetics of the derrick.
More Like This:
Inventors:
SONG GANG (CN)
JIN JIE (CN)
YANG FAN (CN)
JIN JIE (CN)
YANG FAN (CN)
Application Number:
PCT/CN2020/128180
Publication Date:
October 21, 2021
Filing Date:
November 11, 2020
Export Citation:
Assignee:
SUZHOU MEIJIA ZHIXUAN ELEVATOR CO LTD (CN)
International Classes:
E04F17/00
Foreign References:
| CN111395696A | 2020-07-10 | |||
| CN109098394A | 2018-12-28 | |||
| CN108554039A | 2018-09-21 | |||
| CN208235884U | 2018-12-14 | |||
| CN102232048A | 2011-11-02 | |||
| CN108502681A | 2018-09-07 | |||
| US20160025244A1 | 2016-01-28 |
Attorney, Agent or Firm:
SUZHOU MAMBO PATENT AGENCY (GENERAL PARTNERSHIP) (CN)
Download PDF:
Previous Patent: TRACTION-TYPE PLATFORM ELEVATOR
Next Patent: OPEN-LOOP CONTROL METHOD FOR SLAVE AND MASTER-SLAVE PARALLEL CONNECTION SYSTEM
Next Patent: OPEN-LOOP CONTROL METHOD FOR SLAVE AND MASTER-SLAVE PARALLEL CONNECTION SYSTEM