We all know that the underground water gate underground complex hydrogeological conditions for the protection and safety of construction workers underground mine, you need to use water gate, water gate in the end is what kind of it, how it plays the role of water it? How to install and use it? First of all for everyone to talk about the use of the product uses water gate valve mainly used in waterproof complex hydrogeological conditions or dangerous water inrush in mine, at the bottom of the yard and other needs around the tunnel waterproof, waterproof sudden immersion. That white is waterproof. Models, specifications, technical parameters press the shutter waterproof shell cave mouth in sizes 1700 × 2320 and 2000 × 2320 into two categories, it is clear to everyone; the press opening direction is divided into left and right on two forms; optional When I must say clear is left open or right open. Press the pressure is divided into seven different pressure levels. Note: The two kinds of opening direction have 14 models. Take a look at the model represented by the meaning of it ML1.6 \ 1.7 * 2.32 Model example: ML ---- ribbed plate shell waterproof gate pressure 1.6MPa 1.7 ---- 1.6 ---- cave mouth net through width 1700mm 2.32 ---- cave mouth net through a height of 2320mm Wuhan Coal Design Institute product design and development, product quality standards and testing strictly enforce MT258-91 "ML type shell waterproof gate" standard. Product main structure 1. Doors for the stiffened shell component, shell plates forming heat molding process using the entire board. 2. Frame-shaped combination of frame members. 3. Is tightly wedge slider wedge. 4. Door hinge rolling bearing support. 5. Tight manner with square cross-section rubber seal. Shandong's coal mine machine Inclined shaft blast doors to our direct marketing products, quality and cheap, is your good choice, in order to maximize the benefits of your choice holy Mine machine! Holy Mountain Machinery Co., Ltd. Shandong coal mine annual production of waterproof airtight doors, fire gates, anti-shock doors Inclined wells blast doors, blast doors refuge chamber, anti-sudden throttle, throttle and other non-pressure mine gate, buffer Bed and buffer strips, concrete sleepers, corrosion sleepers, various mine support equipment with Shandong's coal waiting for your advice