Title:
TRAFFIC ENGINEERING CONSTRUCTION SLOPE PROTECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/140884
Kind Code:
A1
Abstract:
A traffic engineering construction slope protection device, comprising a workbench (1), a hole drilling device (2), and a water quantity adjustment device (3); a drill hole (10) is opened on the workbench, the periphery of the drill hole (10) being provided with a support column (11); the support column (11) is connected to a driven wheel (12), and the driven wheel (12) is engaged with a driving wheel (19). a limiting cylinder (68) is provided below the driven wheel (12), and a driving hole (14) is opened in the center of the driven wheel (12); the hole drilling device (2) is built inside of the driving hole (14); a middle section drill pipe (15) is disposed below the hole drilling device (2), and a lower end of the middle section drill pipe (15) is connected to a lower section drill pipe (16); the hole drilling device (2) may drive the middle section drill pipe (15) and the lower section drill pipe (16) to rotate to drill a hole; a float rod (21) may be placed inside of the middle section drill pipe (15), and a water level gear rack (22) is connected onto a side wall of the float rod (21); the water quantity adjustment device (3) is beside the water level gear rack (22); below the water quantity adjustment device (3) is a transverse water channel (23), the transverse water channel (23) being connected to a longitudinal water channel (24). The water quantity adjustment device (3) is placed beside the drill hole (10).
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Inventors:
LIU DAN (CN)
Application Number:
PCT/CN2018/098692
Publication Date:
July 25, 2019
Filing Date:
August 04, 2018
Export Citation:
Assignee:
LIU DAN (CN)
International Classes:
E02D17/20; E21B7/04
Foreign References:
| CN108316319A | 2018-07-24 | |||
| CN106522835A | 2017-03-22 | |||
| CN102587830A | 2012-07-18 | |||
| JP3499478B2 | 2004-02-23 | |||
| JP2002061481A | 2002-02-28 |
Attorney, Agent or Firm:
TROHENG INTELLECTUAL PROPERTY LAW FIRM (CN)
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