Title:
SURVEY BOX FOR FIELD WORK
Document Type and Number:
WIPO Patent Application WO/2022/116045
Kind Code:
A1
Abstract:
A survey box for field work, the survey box comprising a box body (1), wherein a survey apparatus is accommodated in the box body (1); traveling wheels (11) are arranged at the bottom of the box body (1); a telescopic rod (12) is arranged at the top of the box body (1); a lifting device is arranged at the bottom of the box body (1) and comprises a driving electric motor (2); the output end of the driving electric motor (2) is connected to a lead screw (21); a sleeve (22) is arranged outside the lead screw (21); an internal thread in threaded fit with the lead screw (21) is arranged on the sleeve (22); a roller (23) is arranged at the bottom of the sleeve (22); and a limiting mechanism is arranged outside the sleeve (22). The survey box for field work achieves the effect of facilitating the transportation of the survey apparatus.
Inventors:
ZHANG HENG (CN)
Application Number:
PCT/CN2020/133367
Publication Date:
June 09, 2022
Filing Date:
December 02, 2020
Export Citation:
Assignee:
NANJING LISHUI HIGH TECH VENTURE CAPITAL MAN CO LTD (CN)
International Classes:
B25H3/02
Foreign References:
| CN108656063A | 2018-10-16 | |||
| CN109733505A | 2019-05-10 | |||
| CN211992887U | 2020-11-24 | |||
| CN109853512A | 2019-06-07 | |||
| CN108686357A | 2018-10-23 | |||
| US20050012285A1 | 2005-01-20 |
Attorney, Agent or Firm:
JIANGSU SAINT LIGHT LAW FIRM (CN)
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