Grain depot doors and windows

The airtight insulation door produced by Chongqing Dacheng Grain Depot Door and Window Company adopts a flat-opening airtight door, and its structure is a steel frame structure compression type. The door frame and frame are made of cold-formed open-web square steel. The square steel panel meets the standard requirements. The inner panel of the color plate is a galvanized plate or the color plate panel is formed with a special groove and the inner cavity is filled with polystyrene self-extinguishing foam board. The frame, filling material and panels are compounded, pressed and riveted. The sealing ring is set around the frame and fixed with batten rivets. The rubber strips are divided into two types: "type" and "b-type". The "b-type rubber strip" door frame is made of "angle steel material that conforms to the standard." The "type" rubber strip is made of a special sealing tape made for refrigerated containers. It has high elasticity, high strength and durability. The sealing strip meets the standard requirements and is fixed around the frame with bead rivets.
The insulated door leaf is equipped with a locking pole and a rubber strip door. When the door is closed, the handle is pulled so that one side of the sealing strip is close to the outer surface of the door frame and the other side is inserted between the door gaps. Special upper and lower locking devices and locks are used. The fixed lock is made of special steel casting. The airtight thermal insulation doors produced by our company have the characteristics of reliable sealing and thermal insulation and flexible opening.
Sealed thermal insulation windows:
The sealed thermal insulation windows produced by Dacheng Liangku Doors and Windows Co., Ltd. are divided into two types: side-opening and top-opening. There are four opening methods: hand-operated side opening, hand-cranked side-opening, hand-cranked upward opening, and electric side-opening. Its structure is a steel frame structure compression-type thermal insulation window. The frame of the window frame is welded by cold-formed hollow square steel. The square steel material meets the standard requirements. The inner panel of the color plate is galvanized plate and the color plate panel is specially indented and molded. The inner cavity is filled with thermal insulation polystyrene self-extinguishing foam. plate. The frame, filling material and panels are compounded, pressed and riveted. The rubber strips are divided into three types: Type B, Type B and Type B. Type B rubber strip window frames are made of angle steel and are made of standard rubber strips and are surrounded by rings. The &; type and &;b type rubber strips are refrigerated and fixed around the frame with bead rivets.
There are four types of sealed window openings: manual side opening, hand side opening, top opening, and electric side opening. Set operating levers and lock switches on the ground. When the &;-shaped rubber strip window is closed, the control handle drives the connecting rod on the ground to operate, so that one side of the sealing strip is close to the outer surface of the window frame and the other side is inserted between the window seams and fixed by the locking device; &;B-type rubber strip window is closed The direct pressure collision method is used to fix it with a special device and lock; the B-type rubber strip adopts an external buckle and internal pressure method. The airtight thermal insulation windows produced by our company have the characteristics of reliable sealing and thermal insulation and flexible opening operation.
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