A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Manhole protective device
The invention discloses a manhole protective device. The manhole protective device comprises a protective support (1), a protective net (2) and a mounting support (4); the mounting support (4) is an annular plate and fixed to the inner side of an outer manhole mouth (71) of a manhole (6); the protective support (1) is connected with the lower end of the mounting support (4); the protective support (1) is an annular plate and arranged on the inner side of an inner manhole mouth (72) of the manhole (6); the outer diameter of the protective support (1) is matched with the inner diameter of the inner manhole mouth (72) of the manhole (6); the protective net (2) is connected with the bottom of the protective support (1). The manhole protective device is long in service life; the bottom of the protective support is connected with the manhole through L-shaped fixing boards so that the device can be effectively prevented from being stolen; the connection is firm, so that the possibility that the device is washed away by rainwater is avoided; the whole structure of the device is stable, pedestrians can be effectively prevented from falling into the manhole, personal safety of crowds around is guaranteed, and the excellent popularizing effect is achieved.
Manhole protective device
The invention discloses a manhole protective device. The manhole protective device comprises a protective support (1), a protective net (2) and a mounting support (4); the mounting support (4) is an annular plate and fixed to the inner side of an outer manhole mouth (71) of a manhole (6); the protective support (1) is connected with the lower end of the mounting support (4); the protective support (1) is an annular plate and arranged on the inner side of an inner manhole mouth (72) of the manhole (6); the outer diameter of the protective support (1) is matched with the inner diameter of the inner manhole mouth (72) of the manhole (6); the protective net (2) is connected with the bottom of the protective support (1). The manhole protective device is long in service life; the bottom of the protective support is connected with the manhole through L-shaped fixing boards so that the device can be effectively prevented from being stolen; the connection is firm, so that the possibility that the device is washed away by rainwater is avoided; the whole structure of the device is stable, pedestrians can be effectively prevented from falling into the manhole, personal safety of crowds around is guaranteed, and the excellent popularizing effect is achieved.
Manhole protective device
ZHOU GUANG AN (author) / LI CHEN (author) / FAN JIGANG (author)
2016-01-27
Patent
Electronic Resource
English
IPC:
E02D
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