The invention relates to the field of rail transit, in particular to a rail transit obstacle removing device which comprises a fuel oil system, the fuel oil system comprises a throttling valve, the throttling valve comprises a shell, a ball cavity is formed in the shell, a ball body is rotatably connected in the ball cavity, an oil hole is formed in the ball body, and the shell is provided with an oil outlet path and two channels; the ball body is connected with an oil inlet pipe communicating with the oil hole, a rotating shaft is connected to the ball body, and the end, away from the ball body, of the rotating shaft is fixedly connected with a rotating disc; a rotary adjusting disc is arranged above the shell, and a bevel gear set is connected between the adjusting disc and the oil inlet pipe; a piston cavity is formed in the shell, a piston is connected into the piston cavity in a sliding mode, a first tension spring is connected between the piston and the bottom of the piston cavity, and the interior of a closed space formed by the piston and the piston cavity is arranged in a vacuum mode; and a pull rope is connected to the piston, the end, away from the piston, of the pull rope is wound around the adjusting disc and is connected with a counter weight. According to the scheme, it is achieved that the throttling valve in the fuel oil system can be automatically adjusted in different altitude environments.

    本发明涉及轨道交通领域,具体涉及一种轨道交通清障装置,包括燃油系统,燃油系统中包括节流阀,节流阀包括壳体,壳体内设有球腔,球腔内转动连接有球体,球体上设有油孔,壳体上设有出油道和两个通道,球体上连接有与油孔连通的进油管,球体上连接有转动轴,转动轴远离球体的一端固定连接有转盘;壳体的上方设有转动的调节盘,调节盘与进油管之间连接有伞齿轮组,壳体上设有活塞腔,活塞腔内滑动连接有活塞,活塞与活塞腔的底部之间连接有第一拉簧,活塞与活塞腔所形成的封闭空间内呈真空设置,活塞上连接有拉绳,拉绳远离活塞的一端绕过调节盘,且拉绳远离活塞的一端连接有重块。本方案实现了燃油系统中的节流阀在不同海拔环境下的自动调节。


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    Titel :

    Rail transit obstacle removing device


    Weitere Titelangaben:

    轨道交通清障装置


    Beteiligte:
    YANG CHANGXIU (Autor:in) / HE FAN (Autor:in) / XIONG WEI (Autor:in)

    Erscheinungsdatum :

    2021-04-23


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    F16K VALVES , Ventile / B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES / F02M Zuführen von Brennstoff-Luft-Gemischen oder deren Bestandteilen bei Brennkraftmaschinen allgemein , SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF



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