the thermal insulation cover opening and closing device for plastic greenhouse

摘要

this design is a plastic inner insulation lid opening and closing device on a plastic housing (1), the frame (2) on the support (3) has a thermal switch is in the device; the frame (2) of the frame (2) in the direction of the road according to the parallel installation the drive motor (11), the rotation of the ding yi drive shaft (10) and the drive shaft (10) installed in every certain distance with the rotary drive shaft (10) and left and right side of each chamfer (22) and a screw (24) to form the screw shaft (20). and, the screw shaft (20) of the inner screw thread (22) and a screw (24 with the combination of the screw, a pair of nuts (30, 40) and the nut (30, 40) of the drive shaft (10) installed to the former when the ding yi, a pair of nuts (30, 40) of the shaft (20) with the rotation of the drive shaft is not. (10) along the direction of slit in the world, or is close to the as far as the guide, the guide body (50) and a pair of nuts (30, 40) of the pin with the combination of a pair of nuts (30, 40), or is to be close to the action, the new thermal insulation lid (3) to switch to the new the arm (60), including in the match.