Anti-smog handrail
A technology for anti-smoke and handrails, which can be used in handrails, life-saving equipment, respiratory protection devices, etc., and can solve problems such as difficulties
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[0031] like figure 1 said, figure 1 It is a side view of a smoke-proof handrail according to the first embodiment of the present application, such as figure 1As shown, the anti-smoke handrail adopts an air supply pipeline 59, and the pipe wall of the air supply pipeline 59 is provided with an opening along the length direction of the pipeline, and the two sides of the opening are respectively connected with a chain belt I2 and a chain belt II3, and the chain belt I2 One side of the chain belt II3 is provided with orderly arranged chain teeth I5, one side of the chain belt II3 is provided with orderly arranged chain teeth II6, and the connection between the chain belt I2 and the chain belt II3 is provided with a ventilation slider device 16, the above-mentioned ventilation The slider device 16 can slide on the chain belt I2 and the chain belt II3 with the chain teeth I5 and the chain teeth II6 as guide rails. The structure of the above-mentioned ventilation slider device 16 in...
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