Pretreatment device and kitchen waste treatment system

By introducing a pretreatment device into the food waste treatment system, and utilizing a stirring structure and pump body to clean the material at the bottom of the regulating unit without interruption, the problem of low efficiency in cleaning the regulating tank during regular shutdowns is solved, thereby improving treatment efficiency and recycling rate.

CN224199372UActive Publication Date: 2026-05-05WUHAN TIANJI ECO-ENERGY TECH CO LTD
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Patent Information

Application Number
CN202520601516.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-01
Publication Date
2026-05-05
Estimated Expiration
2035-04-01

AI Technical Summary

Technical Problem

Existing technologies suffer from reduced efficiency in food waste treatment due to the periodic shutdown of the equalization tank and the introduction of external water sources for cleaning.

Method used

A pretreatment device is provided, including a cleaning unit, an adjustment unit, and a sand discharge unit. The device utilizes a stirring structure to continuously agitate the material at the bottom of the adjustment unit, and pumps the accumulated material to the cleaning unit for further processing via a pump body, thereby achieving cleaning without interrupting operations.

Benefits of technology

It improved the efficiency of food waste treatment and enabled the recycling of cleaned materials, thereby increasing the recycling rate of food waste.

✦ Generated by Eureka AI based on patent content.
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Abstract

The utility model discloses a pretreatment device and a kitchen waste treatment system. The pretreatment device comprises an impurity removal unit, an adjusting unit and a sand discharge unit, the impurity removal unit is provided with an impurity removal inlet end and an impurity removal outlet end and is used for removing settled sand; the adjusting unit is provided with an adjusting cavity, and the adjusting cavity is communicated with the impurity removal outlet end and is provided with a discharge hole communicated with the anaerobic device; the sand discharging unit comprises a stirring structure, an output pipe and a pump body, the stirring structure is arranged on the adjusting unit and located at the bottom of the adjusting cavity, the liquid outlet end of the output pipe communicates with the impurity removal inlet end, the liquid inlet end of the output pipe communicates with the bottom of the adjusting cavity, and the pump body is arranged on the output pipe. According to the pretreatment device in the scheme, non-stop cleaning of accumulated materials at the bottom of the adjusting unit can be achieved, the treatment efficiency of kitchen waste is improved, recycling of the cleaned materials is achieved, and therefore the recycling rate of the kitchen waste is increased.
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