Connecting type air duct
A connected type and blower technology, which is applied in the direction of non-variable pumps, pump control, and components of pumping devices for elastic fluids, can solve the problems of low fan usage and high cost, and achieve cost savings and practicality. Strong, easy-to-operate effect
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[0024] Below in conjunction with specific embodiment, content of the present invention is described in further detail:
[0025] The problem to be solved by the present invention is to provide a flexible and simple mobile air duct with adjustable wind speed.
[0026] Such as figure 1 , figure 2 As shown, in order to overcome the problems of high cost and low fan utilization rate in the prior art, the present invention relates to a connected air duct, comprising:
[0027] Air duct body 1;
[0028] The lower end of the air duct body 1 is provided with a sliding device 2; the sliding device 2 is provided with a pulley 3; the pulley 3 is provided with a locking device 10; the air duct body 1 is provided with an insulating layer 4; The insulating layer 4 is arranged at both ends of the air duct body 1; the insulating layer 4 is provided with a fixing hole 5; the insulating layer 4 is provided with a gasket; the air duct body 1 is provided with a wind speed regulating valve 7. I...
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