Valve Co., Ltd. Shanghai Dian Zhao spring automatic reset manual ball valve, ball valve automatically closes the handle spring, including the seat base and handle, the base platform mounted on ball screw, rod end is fixed to the base; installed in the shaft of the rotary valve handle seat mounted steel handles; rod over the sleeve has a spring rod, one end of the rod is fixed on the rod spring, the other end is fixed to the steel handle, steel spring lever handle set in outer space. 上海典昭阀业有限公司的弹簧自动复位手动球阀，手柄弹簧自动关闭球阀，包括底座和手柄座，底座安装在球阀的平台螺孔上，底座上固定有拉杆的一端；安装在阀门回转中轴上的手柄座上安装有钢管手柄；拉杆上空套有拉杆弹簧，拉杆弹簧的一端固定在拉杆上，另一端固定在钢管手柄上，钢管手柄空套在拉杆弹簧外。
Features: 1, manual rapid automatic reset, manual operation to avoid mistakes, no one close to open, resulting in the loss of a major accident and other media. 2, safe and reliable, can be coupled with a padlock, the guarantor in the valve opening, people walking off valves, safety performance is greatly improved. 3, you can configure a variety of 90 ° transition back ball ISO5211 platform can be equipped with three-piece, two-piece ball valves and flanged ball valves, sizes 1/4 "-2", widely used in petroleum, chemical, food, health and other industries. 4, with the most simple compression spring to replac the torsion spring into reset device and adjust the size of torque without replacing the springs. 5, using a wide range of all the transition back to the valve handle can be coupled with automatic reset implementation requires automatic reset function. 弹簧自动复位手动球阀产品特点： 1、手动快速自动复位，避免手动操作失误、开后无人关闭，从而造成介质流失等重大事故。 2、安全可靠，可配上挂锁，保证人在阀开、人走阀关，安全性能大大提高。 3、可配置ISO5211平台的各种90°回转型球阀，可配三片式、两片式球阀和法兰球阀，尺寸规格1/4＂-２＂，广泛用于石油、化工、食品、卫生等行业中。 4、用最简单的压缩弹簧取代扭簧实现复位的装置，且可调整扭矩的大小而不更换弹簧。 5、使用范围广，所有回转型阀门配上自动复位的手柄均可实现自动复位的功能的要求。 弹簧自动复位手动球阀连接尺寸： 注意事项：本文中所有文字、数据、图片均只适用于参考，弹簧自动复位手动球阀性能参数、结构尺寸参数、价格等详情，请联系我们的销售、技术工程师，电话：021-60547995/64966685。
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