CN218309645U

CN218309645U - Online alkali cleaning system

Info

Publication number: CN218309645U
Application number: CN202222299147.8U
Authority: CN
Inventors: 刘长春; 刘芃实; 周东; 王大亮; 李派
Original assignee: Changchun Haiboer Bio Technology Co ltd
Current assignee: Changchun Haiboer Bio Technology Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-01-17
Anticipated expiration: 2032-08-31

Abstract

The utility model belongs to the technical field of process production cleaning equipment, in particular to an online alkali cleaning system, which comprises a pure water tank, a cleaning liquid tank and a concentrated alkali tank; the upper part of the pure water tank and the upper end of the cleaning liquid tank are respectively connected to a pure water filling pipe through branch pipelines, the branch pipelines are respectively led out from the lower parts of the pure water tank and the cleaning liquid tank, the two branch pipelines are converged into the main liquid feeding pipe, and the tail end of the main liquid feeding pipe is communicated to the cleaning terminal through a plurality of branch pipelines; a liquid return pipe is communicated between the upper end of the cleaning liquid tank and the plurality of terminals to be cleaned; the cleaning liquid tank is provided with a conductive electrode which is connected with the controller; the upper end of the concentrated alkali tank is communicated with the cleaning liquid tank by an alkali adding pipe; the alkali adding pipe, the liquid return pipe, the liquid feeding pipe and the pure water filling pipe are all provided with pumps. This scheme can improve washing liquid concentration, sets for through control system, makes the washing liquid satisfy the production technology requirement all the time, practices thrift the scavenging period, avoids not enough by washing liquid concentration, leads to wasing the not up to standard and lead to bigger loss of target cleaning performance.

Description

Online alkali cleaning system

Technical Field

The utility model belongs to the technical field of technology production cleaning equipment, specifically be an online alkali cleaning system.

Background

The full-automatic CIP (cleaning on line) cleaning system is an unsolved problem for the reduction of the concentration of the cleaning liquid, because when a plurality of cleaning terminal devices are cleaned, a long section of pipeline is formed by injecting pure water and alkaline water, the pure water and the alkaline water are injected into the pipeline to be a shared injection pipeline, the alkaline water is firstly used for cleaning, clean water is introduced into the pipeline for cleaning, clean water residues are left in the pipeline after the clean water is cleaned, the alkaline cleaning is injected into a cover pipeline and then returns to the cleaning fluid tank, the concentration in the cleaning fluid tank is reduced, and the cleaning effect cannot be achieved.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides an online alkali cleaning system, which comprises a pure water tank, a cleaning liquid tank and a concentrated alkali tank; the upper part of the pure water tank and the upper end of the cleaning liquid tank are respectively connected to a pure water filling pipe through a branch pipeline, the lower parts of the pure water tank and the cleaning liquid tank are respectively led out of a branch pipeline, the two branch pipelines are converged into a main liquid conveying pipe, and the tail end of the main liquid conveying pipe is communicated to a plurality of terminals to be cleaned through a plurality of branch pipelines; a liquid return pipe is communicated between the upper end of the cleaning liquid tank and the plurality of terminals to be cleaned; the cleaning liquid tank is provided with a conductive electrode, and the conductive electrode is connected with a controller; the upper end of the concentrated alkali tank is communicated with the cleaning liquid tank by an alkali adding pipe; and the alkali adding pipe, the liquid return pipe and the liquid feeding pipe are respectively provided with a pump.

Further, each pump is in signal connection with the controller.

Furthermore, electromagnetic valves are arranged on a branch pipeline of the pure water filling pipe and the alkali adding pipe, electromagnetic valves are arranged on the lower end of the pure water tank body and a branch pipeline between the lower end of the cleaning liquid tank and the main liquid feeding pipe, and the electromagnetic valves are connected with the controller.

The utility model has the advantages that: the cleaning liquid concentration can be improved, the cleaning liquid is set through the control system, the cleaning liquid always meets the requirements of the production process, the cleaning time is saved, and the problem that the cleaning target cleaning effect is not up to standard and the greater loss is caused due to the fact that the cleaning liquid concentration is insufficient is avoided.

Drawings

FIG. 1 is a schematic view of the present invention;

wherein, 1 pure water jar, 2 wash the fluid reservoir, 3 concentrated alkali jar, 4 pure water filler pipes, 5 main liquid sending pipe, 6 wait to wash the terminal, 7 liquid return pipe, 8 conductance electrode, 9 adds the alkali pipe, 10 pumps.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1, the utility model provides an online alkali cleaning system, which comprises a pure water tank 1, a cleaning liquid tank 2 and a concentrated alkali tank 3; the upper part of the pure water tank 1 and the upper end of the cleaning liquid tank 2 are respectively connected to a pure water filling pipe 4 through a branch pipeline, an electromagnetic valve is arranged on the branch pipeline of each pure water filling pipe, the starting end of each pure water filling pipe 4 is communicated with a water supply device, water is respectively injected into the pure water tank 1 or the cleaning liquid tank 2 through pipeline pressure, and the electromagnetic valves on the branch pipelines of the pure water filling pipes are controlled by a controller to be opened or closed to adaptively inject water into the pure water tank 1 or the cleaning liquid tank 2. A branch pipeline is respectively led out from the lower parts of the pure water tank 1 and the cleaning liquid tank 2, the two branch pipelines are converged into a main liquid feeding pipe 5, and the tail end of the main liquid feeding pipe 5 is communicated with a plurality of terminals 6 to be cleaned through a plurality of branch pipelines; a liquid return pipe 7 is communicated between the upper end of the cleaning liquid tank 2 and the plurality of terminals 6 to be cleaned; the cleaning liquid tank 2 is provided with a conductive electrode 8, and the conductive electrode 8 is connected with a controller; the upper end of the concentrated alkali tank 3 is communicated with the cleaning liquid tank 2 and is provided with an alkali adding pipe 9; and the alkali adding pipe 9, the liquid return pipe 7 and the liquid feeding pipe are all provided with a pump 10. Each pump 10 is in signal connection with a controller. Electromagnetic valves are arranged on branch pipelines at the tail end of the pure water filling pipe 4 and the alkali adding pipe 9, electromagnetic valves are arranged on branch pipelines between the lower end of the pure water tank 1 and the lower end of the cleaning liquid tank 2 and the main liquid feeding pipe 5, and the electromagnetic valves are connected with a controller.

In the whole process production system, a plurality of devices of a terminal 6 to be cleaned are respectively merged into a main liquid feeding pipe 5 by leading out a branch pipe, after the production process of the terminal device is finished, firstly, an electromagnetic valve at the lower part of the cleaning liquid tank 2 is opened, a starting pump 10 structure pumps the cleaning liquid in the cleaning liquid tank 2 to the device needing cleaning, and after cleaning, a valve on a liquid return pipe 7 is opened, and a pump 10 on the liquid return pipe 7 is started to pump the cleaning liquid in the terminal device back to the cleaning liquid tank 2. After the operation is finished, the electromagnetic valve at the lower part of the cleaning liquid tank 2 is closed, the electromagnetic valve at the lower part of the pure water tank 1 is opened, the pump 10 on the main liquid feeding pipe 5 is started, pure water is pumped into equipment to be cleaned for cleaning, and water is discharged to the next process flow for standby after cleaning. Because a part of pipeline part shared by the cleaning liquid and the pure water exists in the main liquid feeding pipe 5, the cleaning process is performed by alkali cleaning and then water cleaning, so that the concentration of the cleaning liquid in the pipeline at the same using point is reduced, the concentration of the cleaning liquid in the cleaning liquid tank 2 is detected by reforming a detecting point (placing the detecting point on an alkali tank body), the concentration of the cleaning liquid (alkali water) is preset on a controller, the electric conducting electrode 8 is used for detecting, the detected concentration value is sent to the controller on line in real time, if the concentration value is lower than the preset concentration, the controller controls an electromagnetic valve on an alkali feeding pipe 9 to be opened, and simultaneously controls a pump 10 on the alkali feeding pipe 9 to be started, concentrated alkali is added into the cleaning liquid tank 2, and the electromagnetic valve and the pump 10 are controlled to stop working when the set alkali water concentration is reached. And similarly, if the detected concentration is high, controlling the electromagnetic valve of a branch pipeline leading to the cleaning liquid tank on the pure water filling pipe 4 on the pure water tank 1 to be opened, and injecting pure water into the cleaning liquid tank 2 through pipeline pressure, wherein the step is used for allocating alkali concentrations required by different processes. The pure water in the pure water tank 1 is also filled through the pure water filling pipe 4.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. An online alkaline cleaning system, characterized in that: comprises a pure water tank, a cleaning liquid tank and a concentrated alkali tank; the upper part of the pure water tank and the upper end of the cleaning liquid tank are respectively connected to a pure water filling pipe through a branch pipeline; a branch pipeline is respectively led out from the lower parts of the pure water tank and the cleaning liquid tank, the two branch pipelines are converged into a main liquid feeding pipe, and the tail end of the main liquid feeding pipe is communicated to a plurality of terminals to be cleaned through a plurality of branch pipelines; a liquid return pipe is communicated between the upper end of the cleaning liquid tank and the plurality of terminals to be cleaned; the cleaning liquid tank is provided with a conductive electrode, and the conductive electrode is connected with the controller; the upper end of the concentrated alkali tank is communicated with the cleaning liquid tank by an alkali adding pipe; and the alkali adding pipe, the liquid return pipe and the liquid feeding pipe are all provided with pumps.

2. An on-line alkaline cleaning system as claimed in claim 1, wherein: each pump is in signal connection with the controller.

3. An on-line alkaline cleaning system as claimed in claim 1, wherein: electromagnetic valves are arranged on the branch pipeline of the pure water filling pipe and the alkali adding pipe, electromagnetic valves are arranged on the branch pipeline between the lower end of the pure water tank body and the lower end of the cleaning liquid tank and the main liquid feeding pipe, and the electromagnetic valves are connected with the controller.