Light curtain

Abstract

The invention relates to the technical field of curtains, and aims to provide a light curtain. The light curtain comprises a mounting rod and a light curtain body arranged below the mounting rod, wherein the mounting rod is a hollow rod; a lead screw which extends in the length direction of the mounting rod is arranged in the center of the inside of the mounting rod; one end of the lead screw is in transmission connection with a driving motor; the other end of the lead screw is in running fit with the mounting rod; a strip-shaped opening which extends in the length direction of the mounting rod is formed in the bottom of the mounting rod; a plurality of moving blocks are arranged in the mounting rod; each moving block comprises an inner ring and an outer ring; each inner ring sleeves the outside of the lead screw and is in threaded fit with the lead screw; each outer ring sleeves the outside of the corresponding inner ring; and a pressure limiting assembly is arranged between each inner ring and the corresponding outer ring. The light curtain is simple and reliable in structure; and the light curtain body can be folded and unfolded quickly.

Description

technical field [0001] The invention relates to the technical field of curtains, in particular to a lightweight curtain. Background technique [0002] Curtains are installed in the window frame to protect privacy, shade the sun, decorate and so on. Traditional curtains are usually made of cloth, hemp, yarn, aluminum flakes, wood chips and other materials. Through different combinations of materials, patterns, and textures, the living room presents different decoration effects. In recent years, with the popularity and application of various new materials, more and more thin, high-shading curtains have been widely used in daily decoration. Curtains are roughly divided into electric curtains and manual curtains according to the control method: when manual curtains are in use, the user directly moves the curtains or control rods, control ropes, etc. by hand to realize the opening and closing of the curtains. The electric curtain is driven by the motor, and the curtain is retra...

AI Technical Summary

Problems solved by technology

However, during the use of the existing electric curtains, due to the complex structure, the overall cost is relatively high. At the same time, the stability of the curtains in the process of retracting and retracting is poor, and the use effect of the curtains in various states cannot be well guaranteed.

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