CN203625176U - Offset printing ink sewage treatment system - Google Patents

Offset printing ink sewage treatment system Download PDF

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Publication number
CN203625176U
CN203625176U CN201320823787.2U CN201320823787U CN203625176U CN 203625176 U CN203625176 U CN 203625176U CN 201320823787 U CN201320823787 U CN 201320823787U CN 203625176 U CN203625176 U CN 203625176U
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CN
China
Prior art keywords
communicated
tank
sewage
pressure filter
order reaction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201320823787.2U
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Chinese (zh)
Inventor
刘松兵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BAUHINIA VARIEGATA INK (ZHEJIANG) Co Ltd
Original Assignee
BAUHINIA VARIEGATA INK (ZHEJIANG) Co Ltd
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Filing date
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Application filed by BAUHINIA VARIEGATA INK (ZHEJIANG) Co Ltd filed Critical BAUHINIA VARIEGATA INK (ZHEJIANG) Co Ltd
Priority to CN201320823787.2U priority Critical patent/CN203625176U/en
Application granted granted Critical
Publication of CN203625176U publication Critical patent/CN203625176U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to an offset printing ink sewage treatment system. The sewage treatment system comprises a sewage collecting tank, a pretreatment pressure filter, a pretreatment tank, a reaction tank, a sedimentation tank and an aftertreatment pressure filter, wherein the sewage collecting tank is provided with a plurality of drainage tubes for collecting offset printing ink sewage, as well as a first-stage lift pump; a discharge hole of the first-stage lift pump is communicated with a feed hole of the pretreatment pressure filter; a discharge hole of the pretreatment pressure filter is communicated with the pretreatment tank; the pretreatment tank is provided with a second-stage lift pump; a discharge hole of the second-stage lift pump is communicated with the reaction tank; an outlet of the reaction tank is communicated with the sedimentation tank; the sedimentation tank is provided with a third-stage lift pump; a discharge hole of the third-stage lift pump is communicated with a feed hole of the aftertreatment pressure filter; a discharge hole of the aftertreatment pressure filter is communicated with a sewage discharge tube net. The sewage treatment system is reasonable in design, high in automation degree and capable of treating the sewage of offset printing ink at high efficiency and high quality; besides, the use quantity of chemical agents is small and the sewage treatment cost is reduced greatly.

Description

Flexographic ink Sewage treatment systems
Technical field
The utility model relates to a kind of flexographic ink Sewage treatment systems, belongs to printing ink wastewater processing technology field.
Background technology
Flexographic ink pigment filter cake used generally all can be moisture, therefore the treatment stage of pigment filter cake, moisture wherein can be cemented out, these water will contain some water-soluble organic and inorganic chemical substance and other impurity, according to national relevant laws and regulations and policy, this class waste water can not directly discharge, but needs could discharge after treatment.The output of existing general flexographic ink factory is less, the total amount of flexographic ink waste water is also smaller, conventional method is that flexographic ink wastewater collection is got up and processed to the sewage disposal company that has qualification, but for large-scale ink manufacturing enterprise, because of flexographic ink waste water output huge, the simple cost total value of processing by sewage disposal company is also very high, causes the production cost of flexographic ink higher; In addition, the contamination of the organic and inorganic impurity of flexographic ink waste water is different from other trade effluent, when existing Sewage treatment systems is processed flexographic ink waste water, usually conduct efficiency is low, treatment effect is not good, therefore, need to develop a kind of Sewage treatment systems that is applicable to flexographic ink wastewater treatment, to improve processing efficiency and the effect of flexographic ink waste water.
Summary of the invention
The purpose of this utility model is to solve the deficiencies in the prior art, and a kind of flexographic ink Sewage treatment systems is provided.
The utility model solves the technical scheme that its technical problem adopts:
Flexographic ink Sewage treatment systems, comprise sewage collecting pool, pre-treatment pressure filter, pretreatment pool, reaction tank, settling tank and aftertreatment pressure filter, described sewage collecting pool is provided with some for collecting the drainage tube of flexographic ink sewage, sewage collecting pool is provided with one-level lift pump, the discharge port of one-level lift pump is communicated with the opening for feed of pre-treatment pressure filter, the discharge port of pre-treatment pressure filter is communicated with pretreatment pool, pretreatment pool is provided with two-stage hoisting pump, the discharge port of two-stage hoisting pump is communicated with reaction tank, the outlet of reaction tank is communicated with settling tank, described settling tank is provided with three grades of lift pumps, the discharge port of three grades of lift pumps is communicated with the opening for feed of aftertreatment pressure filter, the discharge port of aftertreatment pressure filter is communicated with sewage discharge pipe network.
As preferably, described reaction tank is in series by first order reaction pond, second order reaction pond and third order reaction pond, described first order reaction pond is provided with liquid caustic soda automatic feeding system, and second order reaction pond is provided with dilute sulphuric acid automatic feeding system, and third order reaction pond is provided with hydrogen peroxide automatic feeding system.
As preferably, described liquid caustic soda automatic feeding system is by liquid caustic soda storage tank, form for detection of pH sensor, surge pump and the control module of first order reaction pond pH value, and pH value sensor is connected with control module with surge pump.By the technique pH in the pre-set first order reaction of control module pond, the pH that first order reaction pond detected when pH sensor is during lower than preset value, and control module can be controlled surge pump and open, and fills into liquid caustic soda, otherwise, close surge pump, stop filling into liquid caustic soda.
As preferably, described dilute sulphuric acid automatic feeding system is by dilute sulphuric acid storage tank, form for detection of pH sensor, surge pump and the control module of second order reaction pond pH value, and pH value sensor is connected with control module with surge pump.By the technique pH in the pre-set second order reaction of control module pond, the pH that second order reaction pond detected when pH sensor is during higher than preset value, and control module can be controlled surge pump and open, and fills into dilute sulphuric acid, otherwise, close surge pump, stop filling into dilute sulphuric acid.
As preferably, described control module adopts PLC controller.
The beneficial effects of the utility model are: the utility model is reasonable in design, and the level of automation of system is high, can be efficient, the sewage that can process in high quality flexographic ink, and the consumption of medicament is few, and cost of sewage disposal reduces greatly.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1, sewage collecting pool, 11, drainage tube, 2, pretreated filter, 3, pretreatment pool, 4, reaction tank, 41, first order reaction pond, 42, second order reaction pond, 43, third order reaction pond, 5, settling tank, 6, aftertreatment pressure filter, 7, one lift pump, 8, two-stage hoisting pump, 9, three grades of lift pumps.
Embodiment
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment:
Flexographic ink Sewage treatment systems as shown in Figure 1, comprise sewage collecting pool 1, pre-treatment pressure filter 2, pretreatment pool 3, reaction tank 4, settling tank 5 and aftertreatment pressure filter 6, wherein reaction tank 4 is by first order reaction pond 41, second stage reaction tank 42 and third stage reaction tank 43 are composed in series successively, described sewage collecting pool 1 is provided with two for collecting the drainage tube 11 of flexographic ink sewage, sewage collecting pool 1 is provided with one-level lift pump 7, the discharge port of one-level lift pump 7 is communicated with the opening for feed of pre-treatment pressure filter 2, the discharge port of pre-treatment pressure filter 2 is communicated with pretreatment pool 3, pretreatment pool 3 is provided with two-stage hoisting pump 8, the discharge port of two-stage hoisting pump 8 is communicated with first order reaction pond 41, the outlet of third stage reaction tank 43 is communicated with settling tank 5, described settling tank 5 is provided with three grades of lift pumps 9, the discharge port of three grades of lift pumps 9 is communicated with the opening for feed of aftertreatment pressure filter 6, the discharge port of aftertreatment pressure filter 6 is communicated with sewage discharge pipe network, first order reaction pond 41 also disposes liquid caustic soda automatic feeding system, this liquid caustic soda automatic feeding system is made up of liquid caustic soda storage tank, pH sensor, surge pump and PLC controller, pH sensor is connected with PLC controller with surge pump, second order reaction pond 42 also disposes dilute sulphuric acid automatic feeding system, this dilute sulphuric acid automatic feeding system is made up of dilute sulphuric acid storage tank, pH sensor, surge pump and PLC controller, and pH sensor is connected with PLC controller with surge pump.
When the utility model uses, the flexographic ink sewage of production plant imports sewage collecting pool 1 through drainage tube 11, then pump into pretreated filter 2 through one-level lift pump 7, filter out and enter again pretreatment pool 3 after water-insoluble large granular impurity and process, in pretreatment pool 3, add flocculation agent and catalyzer, and then pump into first order reaction pond 41 by two-stage hoisting pump 7, add liquid caustic soda to regulate pH value to technique pH value by liquid caustic soda automatic feeding system, after finishing dealing with, first order reaction pond 41 enters second order reaction pond 42, add dilute sulphuric acid to regulate pH value to technique pH value by dilute sulphuric acid automatic feeding system, after being disposed, second order reaction pond 42 enters third order reaction pond 43, add again hydrogen peroxide, through the processing in third order reaction pond, acidity in sewage, alkalescence and reduced form impurity are removed, then sewage after treatment enters settling tank 5 and precipitates for some time, and then pump in post-processing filtering machine 6 and filter and remove after small-particle impurity by three grades of lift pumps 9, obtain and process qualified waste water, the waste water of processing after qualified discharges by sewage discharge pipe network.
Above-described embodiment is preferably scheme of one of the present utility model, not the utility model is done to any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technical scheme that claim records.

Claims (5)

1. flexographic ink Sewage treatment systems, it is characterized in that: comprise sewage collecting pool (1), pre-treatment pressure filter (2), pretreatment pool (3), reaction tank (4), settling tank (5) and aftertreatment pressure filter (6), described sewage collecting pool (1) is provided with some for collecting the drainage tube (11) of flexographic ink sewage, sewage collecting pool (1) is provided with one-level lift pump (7), the discharge port of one-level lift pump (7) is communicated with the opening for feed of pre-treatment pressure filter (2), the discharge port of pre-treatment pressure filter (2) is communicated with pretreatment pool (3), pretreatment pool (3) is provided with two-stage hoisting pump (8), the discharge port of two-stage hoisting pump (8) is communicated with reaction tank (4), the outlet of reaction tank (4) is communicated with settling tank (5), described settling tank (5) is provided with three grades of lift pumps (9), the discharge port of three grades of lift pumps (9) is communicated with the opening for feed of aftertreatment pressure filter (6), the discharge port of aftertreatment pressure filter (6) is communicated with sewage discharge pipe network.
2. flexographic ink Sewage treatment systems according to claim 1, it is characterized in that: described reaction tank (4) is in series by first order reaction pond (41), second order reaction pond (42) and third order reaction pond (43), described first order reaction pond (41) is provided with liquid caustic soda automatic feeding system, second order reaction pond (42) is provided with dilute sulphuric acid automatic feeding system, and third order reaction pond (43) are provided with hydrogen peroxide automatic feeding system.
3. flexographic ink Sewage treatment systems according to claim 2, it is characterized in that: described liquid caustic soda automatic feeding system is by liquid caustic soda storage tank, form for detection of pH sensor, surge pump and the control module of first order reaction pond pH value, and pH sensor is connected with control module with surge pump.
4. flexographic ink Sewage treatment systems according to claim 2, it is characterized in that: described dilute sulphuric acid automatic feeding system is by dilute sulphuric acid storage tank, form for detection of pH sensor, surge pump and the control module of second order reaction pond pH value, and pH sensor is connected with control module with surge pump.
5. according to the flexographic ink Sewage treatment systems described in claim 3 or 4, it is characterized in that: described control module adopts PLC controller.
CN201320823787.2U 2013-12-16 2013-12-16 Offset printing ink sewage treatment system Expired - Fee Related CN203625176U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320823787.2U CN203625176U (en) 2013-12-16 2013-12-16 Offset printing ink sewage treatment system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320823787.2U CN203625176U (en) 2013-12-16 2013-12-16 Offset printing ink sewage treatment system

Publications (1)

Publication Number Publication Date
CN203625176U true CN203625176U (en) 2014-06-04

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CN201320823787.2U Expired - Fee Related CN203625176U (en) 2013-12-16 2013-12-16 Offset printing ink sewage treatment system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104174219A (en) * 2014-08-29 2014-12-03 玖龙纸业(太仓)有限公司 Treatment device of ink on waste paper

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104174219A (en) * 2014-08-29 2014-12-03 玖龙纸业(太仓)有限公司 Treatment device of ink on waste paper

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140604

Termination date: 20161216