Two-way ratchet device

• Main Authors: SONG WENJIAN, YANG XISHAN, ZHAO JIGANG, LI MIAO
• Format: Patent
• Language: Chinese; English
• Published: 24.11.2010
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GEARING; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses a two-way ratchet device. The two-way ratchet device comprises a frame, a ratchet and a pawl, and is characterized in that the ratchet is connected with the shaft of an apparatus through a key joint; the pawl has a shoe-shaped structure and includes two ratchet teeth; the pawl is arranged on a control shaft; the control shaft is arranged on the frame; an operating rod is arranged at the outer side end of the control shaft; a spring location device is disposed on the support, and includes a ball; and the ball is in contact with the pawl when pushed by the spring. The ratchet has a rectangular groove. The two-way ratchet device has the advantages of simple structure, convenient operation, high operation reliability of the ratchet, and can achieve two-way intermittent movement to meet the requirement for transmission of moderate loads.