1. Explosion -proof hand pour gourd: use aluminum bronze and 铍 bronze as a rough, and the hand -pinoccoli shell is made of H62 copper alloy material. Explosion -proof hand pour gourd is suitable for flammable and explosive occasions, such as chemical industry and maritime operations.

2. The rotating gear of the explosion -proof hand stretching the gourd is treated with high temperature heat treatment to achieve high wear resistance. Explosion -proof hand pour the bracelet is small and light for its own weight, which is convenient for carrying, beautiful appearance, smaller size, and durability.

3. Principles of explosion -proof hand pour gourds: Start rotating by dragging bracelet chain and bracelet wheels, rubbing the spine wheel, brake seat (being pressed into one), rotate together, and the long axis of the five -toothed axis rotation gears, four -toothed short shafts and flowers flowers Key hole gear. As a result, the lifting chain wheel installed on the gear gear on the flower pores drives the chain and improves heavy objects steadily.