The invention discloses an emergency brake preventing structure for a pull ring of the subway; the structure comprises a fixing rod, the side wall of the fixing rod is fixedly sleeved with a fixing block, a lifting ring is arranged at the lower end of the fixing block, an emergency brake preventing mechanism is arranged on the lifting ring, and the emergency brake preventing mechanism comprises an upper connecting cylinder fixedly connected to the lower end of the fixing block; the lower end face of the upper connecting cylinder is fixedly connected with a soft layer, the lower end face of the soft layer is fixedly connected with a lower connecting cylinder, the lower end of the lower connecting cylinder is fixedly connected with the upper wall of the lifting ring through a connecting rod, the side wall of the inner ring of the lifting ring is fixedly connected with an elastic bag, and the elastic bag communicates with the lower connecting cylinder through an air guide pipe. And the inner bottom of the lower connecting cylinder is elastically connected with a control block through a tension spring. When a vehicle is suddenly braked or started, people can be prevented from toppling over, people can be prevented from slipping out of the hand due to sweating when holding the hanging ring for a long time, and the safety of people is guaranteed.
本发明公开了一种用于地铁的拉环用防急刹结构,包括固定杆,所述固定杆侧壁固定套接有固定块,所述固定块下端设有吊环,所述吊环上设有防急刹机构,所述防急刹机构包括固定连接在固定块下端的上连接筒,所述上连接筒下端面固定连接有软质层,所述软质层下端面固定连接有下连接筒,所述下连接筒下端通过连接杆与吊环上壁固定连接,所述吊环的内圈侧壁固定连接有弹性囊,所述弹性囊通过导气管与下连接筒连通,所述下连接筒内底部通过拉簧弹性连接有控制块。本发明能够在车辆急刹或者启动时,防止人们倾倒,还能够防止人们长时间手握吊环出汗而脱手,保障了人们的安全。
Emergency brake preventing structure for pull ring of subway
一种用于地铁的拉环用防急刹结构
2021-05-18
Patent
Electronic Resource
Chinese
Bus lifting ring with emergency brake preventing function
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