Prefabricated tiny fragments of stone, coal, etc. board that keeps off

The utility model discloses a prefabricated tiny fragments of stone, coal, etc. Board that keeps off, including integrative first main part and the second main part that forms, second main part top is provided with first main part perpendicularly, and combination department of first main part and se...

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Bibliographische Detailangaben
Hauptverfasser: GAO JUNYING, MA NA, SUN HAIFU, WU WEIFAN, ZHAO LUQING, KOU SHENGYU, ZHANG LI
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model discloses a prefabricated tiny fragments of stone, coal, etc. Board that keeps off, including integrative first main part and the second main part that forms, second main part top is provided with first main part perpendicularly, and combination department of first main part and second main part is formed with the chamfer, is equipped with drain pipe beneficial effect in the second main part and is: the type of falling T keeps off tiny fragments of stone, coal, etc. Board stability by force, can effectively stabilize and keep off the tiny fragments of stone, coal, etc to make the pedestrian walk to go the facility on the curb, it is more convenient also can to make the goods lift off with the reload simultaneously, the chamfer of junction can prevent stress concentration and fall the angle that the extension keeps off tiny fragments of stone, coal, etc. Board life, it is unobstructed that this keeps off the drainage of tiny fragments of stone, coal, etc. Board, and protection roadbed structure is not hurted by ponding, this fender tiny fragments of stone, coal, etc. Board simple structure, manufacture nimble easy, on -the -spot simple to operate, the transport is convenient, later stage maintenance maintenance work volume is little, strong adaptability, but the wide application is on the railway has the circuit that keeps off tiny fragments of stone, coal, etc. Requirement.