No-operation rope curtain pulling cord control device

Abstract

The embodiment of the invention provides a no-operation rope curtain pulling cord control device. The no-operation rope curtain pulling cord control device comprises a base and a pressing plate which is pivoted on one end of the base with the help of a rotation shaft; the side, facing the pressing plate, of the base is provided with a first friction shaft, the side, facing the base, of the pressing plate is provided with a second friction shaft which is arranged in staggering with the first friction shaft, the end, far away from the rotation shaft, of the pressing plate is further provided with a fixed rod, the end of the pulling cord of the curtain is connected to a cord drawing-placing device, the other end of the puling cord penetrates through the first friction shaft and the second friction shaft and is connected to the curtain body of the curtain after bypassing the fixed rod, when the curtain body moves up and down, the pressing plate is driven to rotate between a clamping position and a loosening position corresponding to the base by the pulling cord, and when the pressing plate is located in the clamping position, the second friction shaft makes the pulling cord penetrate through the first friction shaft and the second friction shaft in a zigzag mode. According to the no-operation rope curtain pulling cord control device, the height of the curtain can be randomly adjusted, and the lifting operation of the curtain can be conveniently conducted.

Description

technical field [0001] The invention relates to the technical field of curtain accessories, in particular to a cord-free curtain drawstring control device. Background technique [0002] Curtain is made by cloth, fiber crops, yarn, aluminum flake, wood chip, metal material etc., has the function of sunshading and heat-insulating and adjustment indoor light. The control methods of curtains are divided into manual and electric; manual curtains include: manual opening and closing curtains, manual bead roller blinds, manual silky curtains, manual wooden blinds, manual Roman blinds, manual organ curtains, etc.; electric curtains include: electric opening and closing Blinds, electric roller blinds, electric silky blinds, electric ceiling blinds, electric wooden blinds, electric Roman blinds and electric organ blinds, etc. With the development of curtains, it has become an indispensable interior decoration that perfectly combines functionality and decoration. [0003] However, ele...

AI Technical Summary

Problems solved by technology

[0003] However, electric curtains need to be limited by the power supply. When there is no external power supply, the lifting operation of electric curtains is more troublesome; and traditional manual curtains need a power part to fix the curtains in addition to providing power to shrink the curtains. Control devices, most of the existing devices are controlled by gears, and gear control is easy to cause damage to the pull rope, and because the gears are made of metal, they are easy to rust and have high production costs; in addition, it is not easy to use gears to control Adjust the size of the tension

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