The QL type flashlight dual-purpose screw type opening and closing machine is divided into two series based on the number of lifting points: single lifting point and double lifting point. It is also divided into two types based on the driving method: manual and flashlight dual-purpose. If the opening and closing force of the screw type opening and closing machine is 50 tons or 60 tons, it is only for electric use. When supplied, two sets of random hand cranked handles are only for installation. Hand cranked adjustment is recommended when unloaded, and hand cranked adjustment is not recommended when loaded. This product is the preferred choice for channels and small reservoirs, with convenient and safe use. The dual-purpose flashlight screw type opening and closing machine has the advantages of beautiful appearance, compact structure, easy installation, safe operation, flexible opening and closing, reliable operation, high work efficiency, long service life, and low maintenance costs. We can select suitable opening and closing machines and gate products according to different user requirements, and provide the most perfect installation solution. Ensure excellent product quality, timely delivery, and provide customers with corresponding accessories and vulnerable parts for the opening and closing machine. Product qualification certificate and related user manual, responsible for free installation and debugging of the machine; And on-site training for operators; If there is a problem with the product, promptly and proactively provide repair services within 48 hours.