Automatic back rubbing device

• Main Authors: ZHANG YAN, WANG SHAOJU, WANG CHUNYU
• Format: Patent
• Language: English
• Published: 04.03.2015
• Subjects: COFFEE MILLS; DOMESTIC ARTICLES OR APPLIANCES; FURNITURE; HUMAN NECESSITIES; SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; SPICE MILLS; SUCTION CLEANERS IN GENERAL; TOILET ACCESSORIES

The invention discloses an automatic back rubbing device. The automatic back rubbing device comprises two height adjusting guide rods, an upper support plate, a lower support plate, a drive motor, a guide pipe and a reversing groove; a drive screw is arranged in the guide pipe; a T-shaped drive block is arranged on the drive screw; the T-shaped drive block is connected with a reversing gear arranged inside the reversing groove; two reversing toothed plates are arranged on the two sides of the reversing gear; the reversing gear is further connected with a rubbing head assembly through a spherical cardan joint; a waterproof cover is arranged outside the drive motor; and an infrared proximity switch and a control circuit board for controlling the drive motor to run forwards and backwards are arranged inside the waterproof cover. When the automatic back rubbing device is used, the height of the back rubbing device is adjusted according to the personal height, then a power source is switched on, the back is leaned on a rubbing head, the automatic back rubbing device will run automatically, automatic rubbing on the back of the human body is carried out, the rubbing head rotates left and right whole moving up and down, and the effect of manual rubbing is simulated. As a height adjusting device is arranged on the automatic back rubbing device, the automatic back rubbing device can be suitable for people with different heights.