Mechanical stretching device for electric rocking chair of movable sofa

Abstract

The invention relates to a mechanical stretching device for an electric rocking chair of a movable sofa. The mechanical stretching device comprises a left-side member, a right-side member and an electric device, wherein the electric device comprises a motor, a motor fixing bracket, a guide rail bracket, a motor fixing tube, a motor moving sliding block and a motor guide rail, the motor fixing tube is mounted on the motor fixing bracket, the motor fixing bracket is rotatably connected with a transmission connecting member, and the transmission connecting member is rotatably connected with the guide rail bracket through a third rotating shaft; a first guide rail is arranged on the guide rail bracket and is in an circular arc shape; the third rotation shaft is arranged in the first guide rail; one end of the motor is connected with the motor moving sliding block, the other end of the motor is rotatably connected with a leg square tube, and the motor is mounted on the motor guide rail; the motor moving sliding block is fixed on the motor fixing tube and is in sliding connection with the motor guide rail. According to the mechanical stretching device, the motor fixing tube is provided with a sunken part, and the motor moving sliding block is fixed in the sunken part. As the electric rocking chair is endowed with an electric function, the automatic degree and the comfort of the sofa are improved.

Description

technical field [0001] The invention relates to an electric rocking chair device for a sofa, in particular to a mechanical stretching device for a multifunctional movable sofa electric rocking chair whose legs can be folded or unfolded and the angle of the backrest can be adjusted to a certain extent. Background technique [0002] At present, the existing movable sofa mechanical stretching device has three major deficiencies: 1. On the market, the movable sofa rocking chair device only has manual function; 2. The rocking chair with manual function leads to a single style of sofa, which affects the appearance of the sofa and reduces the grade of the sofa 3. The rocking chair with manual function needs to use its own power to open and close, which affects the comfort of the sofa. Contents of the invention [0003] The technical problem to be solved by the present invention is to overcome the above-mentioned deficiencies in the prior art, and provide a mechanical stretching d...

AI Technical Summary

Problems solved by technology

[0002] At present, the existing movable sofa mechanical stretching device has three major deficiencies: 1. On the market, the movable sofa rocking chair device only has manual function; 2. The rocking chair with manual function leads to a single style of sofa, which affects the appearance of the sofa and reduces the grade of the sofa ;3. The rocking chair with manual function needs to use its own power to open and close, which affects the comfort of the sofa

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