Chair capable of automatically regulating height

Abstract

The invention discloses a chair capable of automatically regulating height. Four corners of the bottom surface of a chair seat of the chair are formed with hinged supporting bases; chair legs are hinged on the hinged supporting bases; the bottom ends of the chair legs are hinged with rollers; a vertical lead screw is arranged between the chair legs at the two sides of the chair seat; a linear bearing is in threaded connection on the lead screw; the linear bearing is fixedly arranged on a horizontal supporting rod; the two ends of the supporting rod are formed with insertion slots; the chair legs are spliced into the insertion slots of the supporting rods; the upper end of the lead screw is fixedly connected with a rotary shaft of a drive motor through a shaft coupler; the drive motor is fixedly arranged on the upper end surface of the chair seat; two handrails are arranged above the drive motor; the two handrails are fixedly arranged at the two sides of the chair seat; and parts at the front ends of the two handrails are fixedly provided with a first sensor and a second sensor. Expansion and shrinkage of chair legs are realized by virtue of a rolling ball lead screw structure, and the positive rotation and the negative rotation of the lead screw are separately controlled by two sensors, so that the height regulation of the chair seat can be realized and the intelligent chair is realized, and therefore, the chair is suitable for people of various heights to sit.

Description

Technical field: [0001] The invention relates to the technical field of furniture, in particular to a chair with automatic height adjustment. Background technique: [0002] Chairs are common furniture in people's daily life. Existing chair heights are generally fixed, and are not suitable for people of various heights to sit. Thereby some height-adjustable seats have appeared on the market to adapt to the people of various heights and sit comfortably, but the height of this type of height-adjustable seats generally can only be adjusted manually. Invention content: [0003] The purpose of the present invention is to address the deficiencies of the prior art, and provide a chair that can automatically adjust the height, which can realize the automatic lifting of the height of the chair through manual selection, and is suitable for people of various heights to sit. [0004] Technical solutions of the present invention are as follows: [0005] A chair that can automatically...

AI Technical Summary

Problems solved by technology

Thereby some height-adjustable seats have appeared on the market to adapt to the people's seat of various heights, but the height of this type of height-adjustable seats generally can only be adjusted manually

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