| 摘要 |
<p>A quadruple tread hammer device for a bass drum of a drum set comprises a transmission support, a left pedal, a right pedal, a drum hammer and hinges, the drum hammer and the hinges being paralleling. The drum hammer comprises a hammer rod and a hammer head arranged on the hammer rod, the hinges are hinged with the hammer rod and the pedals through rotating shafts, and the rotating shafts are arranged on the support. The rotating shafts comprises an upper rotating shaft and a lower rotating shaft, lower ends of the two hinges are oppositely hinged with the lower rotating shaft. Alternatively, the hammer head comprises an upper hammer head and a lower hammer head which are arranged at two ends of the hammer rod, the upper ends of the hinges are connected to the center of the hammer rod and hinged with the upper rotating shaft. Each pedal comprises a support point portion in the center, a toe tip portion and a heel portion, the toe tip portion and the heel portion being arranged at two ends, one end of the lower rotating shaft is connected to the support point portion, and the other end of the lower rotating shaft is connected to lower ends of the hinges. Return springs are respectively connected to the support and the upper rotating shaft, and the toe tip and the heel of the foot can step to achieve bidirectional driving to enable effective hit of the drum hammer to be changed from two to four. Therefore, the quadruple hammer device can effectively improve playing speed, reduce play fatigue, and enrich playing methods.</p> |
