A leak-proof structure for the rear water inlet interface of a bottle washing machine
By using O-ring interference fit and tapered hole insertion structure, combined with bracket roller and guide rail design, the leakage problem at the connection between the cleaning bracket and the water outlet of the bottle washing machine is solved, thereby improving sealing reliability and operating efficiency.
CN224453963UActive Publication Date: 2026-07-03HANGZHOU XIPINGZHE BIOTECH
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Patent Information
- Application Number
- CN202521616817.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-07-31
- Publication Date
- 2026-07-03
- Estimated Expiration
- 2035-07-31
AI Technical Summary
Technical Problem
In existing bottle washing machines, water leakage is prone to occur at the connection between the washing tray and the water outlet of the washing machine, which affects the washing efficiency and increases maintenance costs.
Method used
It adopts an O-ring interference fit and tapered hole insertion structure, combined with bracket roller and guide rail design, and ensures sealing through bracket limiting. It uses soft silicone O-rings and locking nuts for fixation to enhance the sealing effect.
Benefits of technology
It effectively prevents water pressure leakage, improves cleaning effect, simplifies bracket installation, reduces maintenance needs, and lowers production costs.
✦ Generated by Eureka AI based on patent content.
Smart Images

Figure CN224453963U_ABST
Abstract
This utility model relates to the field of bottle washing machine technology, specifically a leak-proof structure for the rear water inlet interface of a bottle washing machine. It includes a main pipeline fixed to the washing machine and a water outlet connected thereto; a washing bracket fixed to the washing machine and a basket inlet at the bottom of the washing bracket, the inner wall of which has a groove; an O-ring installed in the groove, the O-ring being made of soft silicone; a locking nut and a cavity accommodating the docking structure; wherein, the basket inlet is inserted into the pipeline outlet through a conical hole structure, and the outer diameter of the O-ring and the inner diameter of the basket inlet form an interference fit dynamic seal; the washing bracket slides into the docking position on a bracket guide rail within the cavity via bracket rollers, and is kept stationary by a bracket limiter at the cavity outlet. This utility model effectively prevents water pressure leakage at the docking point between the washing machine and the washing bracket, avoiding a decrease in cleaning effect.
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