Electrical control device for clamping jaw of timber grab

• Main Authors: YAN SAISAI, WANG HONGGUANG, ZHAO NAN, MENG DEXING
• Format: Patent
• Language: Chinese; English
• Published: 09.09.2022
• Subjects: BLASTING; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR; FLUID-PRESSURE ACTUATORS; FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS; HEATING; HYDRAULICS OR PNEUMATICS IN GENERAL; LIGHTING; MECHANICAL ENGINEERING; SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; WEAPONS

The utility model discloses an electrical control device for a clamping jaw of a timber grab. Comprising a first electromagnetic directional valve, a second electromagnetic directional valve, a pilot electromagnetic valve, a first anode circuit, a second anode circuit, a cathode circuit, a first control button, a second control button, a third control button, a fourth control button, a first relay, a second relay, a third relay and a fourth relay, the first positive electrode circuit, the second positive electrode circuit and the negative electrode circuit are all connected with a power source, the first electromagnetic directional valve is provided with a left turning electric control element and a right turning electric control element, the second electromagnetic directional valve is provided with a loosening electric control element and a grasping electric control element, and the pilot electromagnetic valve is provided with a pilot electromagnetic valve electric control element. The steering and grabbing