Single arm bow-type current-collector

Single arm bow-type current-collector

  • CN 2,312,146 Y
  • Filed: 09/02/1997
  • Issued: 03/31/1999
  • Est. Priority Date: 09/02/1997
  • Status: Active Grant
First Claim
Patent Images

1. A kind of single arm pantograph is by underframe, hinge seat, rise the bow spring, the bow angle, push rod, carriage, driving device, cushion valve, electrically-controlled valve constitutes, it is characterized in that the crossbeam middle part of " T " font underframe (1) is connected with two bearing bodies in the horizontal rotating shaft of " T " font lower arm rod (2), the front end of lower arm rod (2) is connecting a middle hinge seat (3) with pivot pin, an end that rises bow spring (7) is connected with the vertical beam of underframe (1), other end overhead contact line with catenary is on the crossbeam quadrant of lower arm rod (2), one end of push rod (4) is connected with middle hinge seat (3), the other end is connected on the vertical beam of underframe (1), one end of upper frame (5) is activity with bolt and is connected on the middle hinge seat (3), the other end of upper frame (5) is connected with shaft seat in the last rotating shaft (13), trammel beam (6) one ends are connected on the middle hinge seat (3), the other end is hinged on the connecting rod and goes up the middle part of rotating shaft (13), the two ends of last rotating shaft (13) are connecting bow support (8) with key, bow supports (8) to be connected with Gong Jiao (12) with jaw and taper pin, bow angle (12) is activity with bolt and is connected bow carriage (9) two ends, slide plate bar (10) and lubricant (11) are connected on the framework of bow carriage (9), cushion valve (15) links to each other with driving device (14) by airduct, and driving device (14) links to each other with connecting lever in the horizontal rotating shaft of lower arm rod (2) by driving connecting rod and transmission porcelain vase.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×