Double-knob control device for closestool

By combining the PLC controller and drive components, the dual-knob rotation of the smart toilet is remotely controlled, solving hygiene and ease-of-use issues, and making it suitable for people with disabilities and obesity.

CN224213460UActive Publication Date: 2026-05-08ZHANGZHOU WANHUI SANITARY WARE CO LTD
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Patent Information

Application Number
CN202521077049.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-29
Publication Date
2026-05-08
Estimated Expiration
2035-05-29

AI Technical Summary

Technical Problem

Existing smart toilets with dual-knob controls require rotating the main body for operation, which poses hygiene problems and is inconvenient for people with disabilities and obesity to use.

Method used

The electric telescopic column and stepper motor are controlled by a PLC controller, and the knob is automatically rotated by a remote control. The knob body is precisely rotated by a certain angle by the cooperation of the drive component and the rack plate, replacing the traditional manual rotation.

Benefits of technology

It enables remote control of the knob rotation, avoiding hygiene issues, and is suitable for people with disabilities and obesity, making it easy to use.

✦ Generated by Eureka AI based on patent content.
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Abstract

The double-knob control device comprises an installation frame, a protection shell and knob bodies, the protection shell is fixedly connected to the top of the installation frame, the two knob bodies and the installation frame are installed on the closestool together, the knob bodies are arranged on the inner side of the protection shell, and the top ends of the knob bodies penetrate out of the protection shell. A plurality of clamping teeth are equidistantly installed on the surface of the knob body in the protective shell in a surrounding mode, electric telescopic columns are symmetrically installed on the inner wall of the protective shell, and driving assemblies for rotation of the knob body are fixedly installed at the telescopic ends of the electric telescopic columns. The double-knob control device for the closestool is reasonable in structural design and convenient to use, the two knobs can be automatically and accurately rotated by a certain angle in a remote control mode to replace a traditional mode of directly rotating the body manually, some sanitation problems caused by touching can be avoided, the double-knob control device is also suitable for some disabled and obese people, and the double-knob control device is suitable for popularization and application. And a good use effect is achieved.
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