WO2024026905A1 - Waste liquid separation treatment system - Google Patents

Waste liquid separation treatment system Download PDF

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Publication number
WO2024026905A1
WO2024026905A1 PCT/CN2022/111021 CN2022111021W WO2024026905A1 WO 2024026905 A1 WO2024026905 A1 WO 2024026905A1 CN 2022111021 W CN2022111021 W CN 2022111021W WO 2024026905 A1 WO2024026905 A1 WO 2024026905A1
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WO
WIPO (PCT)
Prior art keywords
liquid
waste liquid
treatment system
sedimentation
sedimentation tank
Prior art date
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PCT/CN2022/111021
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French (fr)
Chinese (zh)
Inventor
李文杰
张吴晨
钟然
侯志昌
李鹏举
李颖艺
Original Assignee
上海安可科技股份有限公司
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Publication of WO2024026905A1 publication Critical patent/WO2024026905A1/en

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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/30—Treatment of water, waste water, or sewage by irradiation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/02—Treatment of water, waste water, or sewage by heating
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F2001/007—Processes including a sedimentation step
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/30—Wastewater or sewage treatment systems using renewable energies
    • Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy

Definitions

  • the present invention relates to a waste liquid treatment system, and in particular to a waste liquid separation and treatment system that can effectively solve pipeline blockage and improve treatment efficiency.
  • the raw slurry In the process of water treatment of chromium-containing coating slurry on silicon steel, the raw slurry is extracted directly from the raw slurry pool and enters the four-stage photoelectric coupling catalytic device (PEC for short) for processing. Due to the high viscosity of the raw slurry and the There are many impurities in the slurry, which have a greater impact on the efficiency of PEC treatment, resulting in lower processing efficiency of the original pulp. Moreover, when the original pulp enters the PEC, it is easy to cause pipeline blockage, making maintenance very difficult.
  • PEC photoelectric coupling catalytic device
  • the technical problem to be solved by the present invention is to provide a waste liquid separation and treatment system that can effectively solve the problem of pipeline blockage caused by impurities and improve the efficiency of waste liquid treatment.
  • the present invention provides a waste liquid separation and processing system, which includes a liquid reservoir connected to a waste liquid discharge port and a solid-liquid separator connected to the liquid reservoir.
  • the waste liquid separation and processing system It also includes a sedimentation tank, which is connected to the solid-liquid separator through a sedimentation liquid inlet pipeline.
  • the waste liquid separation and treatment system also includes a filter, the inlet of the filter is connected to the sedimentation tank through the filter inlet pipeline, and the outlet of the filter is used to communicate with the photoelectric coupling catalytic device. .
  • the sedimentation tank includes an upper sedimentation part and a lower sedimentation part distributed sequentially along the up and down direction, and the filter inlet pipeline is connected with the upper sedimentation part.
  • the filter adopts a paper bag filter.
  • a liquid level detector is installed on the liquid reservoir, and the liquid level detector is used to detect the height of the liquid level in the liquid reservoir.
  • a discharge valve is installed at the bottom of the liquid reservoir.
  • liquid reservoir and the sedimentation tank are both installed on the liquid storage sedimentation rack, and the liquid reservoir is located above the sedimentation tank.
  • wheels are installed on the bottom of the liquid storage sedimentation rack.
  • a diaphragm pump is provided in the sedimentation liquid inlet pipeline.
  • waste liquid separation and treatment system related to the present invention has the following beneficial effects:
  • a liquid reservoir is used to store a set amount of waste liquid discharged from the waste liquid discharge port, and the waste liquid in the liquid reservoir flows into the solid-liquid separator to utilize solid-liquid separation.
  • the waste liquid is separated and processed by the device, and the treated waste liquid flows into the sedimentation tank to use the sedimentation tank to precipitate the waste liquid, so that the impurities in the waste liquid are precipitated to the lower part of the sedimentation tank.
  • the upper part of the sedimentation tank The impurity content in the liquid is relatively small.
  • the liquid in the upper part of the sedimentation tank can be transported to the corresponding treatment equipment through pipelines.
  • the impurities in the waste liquid have been more fully separated, which can effectively solve the problem of pipelines caused by impurities. solve the problem of clogging and improve the efficiency of waste liquid treatment.
  • Figure 1 is a schematic structural diagram of a waste liquid separation and treatment system in an embodiment of the present invention.
  • Figure 2 is a front view of the waste liquid separation and treatment system in the embodiment of the present invention.
  • Figure 3 is a top view of the waste liquid separation and treatment system in the embodiment of the present invention.
  • Figure 4 is an enlarged view of circle A in Figure 3.
  • Figure 5 is a left view of the waste liquid separation and treatment system in the embodiment of the present invention.
  • this embodiment provides a waste liquid separation and treatment system, including a liquid reservoir 1 connected to the waste liquid discharge port, and a solid-liquid separator 2 connected to the liquid reservoir 1 ,
  • the waste liquid separation and treatment system also includes a sedimentation tank 3.
  • the sedimentation tank 3 is connected to the solid-liquid separator 2 through the sedimentation liquid inlet pipeline 31.
  • the working principle of this waste liquid separation and treatment system is as follows: the liquid reservoir 1 is used to store a set amount of waste liquid discharged from the waste liquid discharge port, and the waste liquid in the liquid reservoir 1 flows into the solid-liquid separator 2 for utilization.
  • the solid-liquid separator 2 separates the waste liquid, and the treated waste liquid flows into the sedimentation tank 3 to use the sedimentation tank 3 to sediment the waste liquid, so that the impurities in the waste liquid are precipitated to the lower part of the sedimentation tank 3 , in this way, the impurity content in the liquid in the upper part of the sedimentation tank 3 is relatively small. Subsequently, the liquid in the upper part of the sedimentation tank 3 can be transported to the corresponding treatment equipment through pipelines. At this time, the impurities in the waste liquid have been more fully separated. removed, it can effectively solve the problem of pipe blockage caused by impurities, and improve the efficiency of subsequent corresponding equipment in waste liquid treatment.
  • the waste liquid separation and treatment system in this embodiment also includes a filter 4.
  • the inlet of the filter 4 is connected to the sedimentation tank 3 through the filter inlet pipeline 41, and the outlet of the filter 4 is used to communicate with the sedimentation tank 3.
  • the photoelectric coupling catalytic device 5 is connected. The waste liquid after sedimentation will flow through the filter 4 and then into the photoelectric coupling catalytic device 5, so that the filter 4 can be used to filter the waste liquid, and the impurities in the waste liquid can be more thoroughly processed to ensure the flow to the photoelectric coupling catalytic device.
  • the filter 4 uses a paper bag filter, which has a better filtering effect on waste liquid.
  • the sedimentation tank 3 includes an upper sedimentation part and a lower sedimentation part distributed sequentially along the up and down direction, and the filter liquid inlet pipe 41 is connected with the upper sedimentation part, that is, the filter liquid inlet pipe is connected with the upper part of the sedimentation tank 3 .
  • the liquid line 41 flows into the filter 4 .
  • a ball valve is provided at the connection between the filter inlet pipe 41 and the upper sedimentation part, and the ball valve can control the on-off condition of the connection.
  • a liquid level detector 11 is installed on the liquid reservoir 1.
  • the liquid level detector 11 is used to detect the height of the liquid level in the liquid reservoir 1, so as to pass the liquid level detector 11.
  • the liquid level detector 11 acquires the liquid level in the liquid reservoir 1 .
  • the liquid level detector 11 includes two limit switches and a float device floating on the waste liquid in the liquid reservoir 1.
  • the two limit switches are a first limit switch 111 and a second limit switch respectively. 112.
  • the float device will float up and down as the waste liquid level changes.
  • the first limit switch 111 detects the information that the liquid level in the liquid reservoir 1 has reached the set minimum level. At this time, waste liquid needs to be extracted into the liquid reservoir 1; when the float device floats to the highest set position , indicating that the waste liquid level in the liquid reservoir 1 has reached the set maximum level, the floating device will trigger the second limit switch 112, thereby detecting the information that the liquid level in the liquid reservoir 1 has reached the set maximum level. This When necessary, it is necessary to stop pumping waste liquid into the liquid reservoir 1 to extract a preset processing amount of waste liquid into the liquid reservoir 1, and then allow this part of the waste liquid to flow into the solid-liquid separator 2 for corresponding treatment.
  • a discharge valve 12 is installed at the bottom of the liquid reservoir 1, so that when necessary, the discharge valve 12 can be opened, so that the waste in the liquid reservoir 1 can be discharged through the discharge valve 12.
  • the liquid is discharged; for example, when too much waste liquid is delivered to the liquid reservoir 1, or when the waste liquid overflows the liquid reservoir 1 due to low efficiency of the subsequent processing equipment, the waste liquid can be quickly discharged through the discharge valve 12 Discharge into the corresponding collection container to prevent waste liquid from overflowing to the surroundings.
  • the liquid reservoir 1 and the sedimentation tank 3 are both installed on the liquid storage and sedimentation rack 6, and the liquid reservoir 1 is located above the sedimentation tank 3.
  • the liquid reservoir 1 is installed at a relatively high location.
  • This design facilitates collecting the waste liquid discharged by the discharge valve 12 from below the liquid reservoir 1 when needed. Therefore, in this embodiment, the liquid reservoir 1 is a high-level water tank.
  • wheels 61 are installed at the bottom of the liquid storage and sedimentation rack 6 to facilitate the movement of the liquid storage and sedimentation rack 6, thereby facilitating the movement of the liquid storage container 1 and the sedimentation tank 3 to the set position, thereby facilitating transportation work.
  • a diaphragm pump 311 is provided in the sedimentation liquid inlet pipeline 31.
  • the diaphragm pump 311 can form corresponding positive and negative pressures in the sedimentation liquid inlet pipeline 31, thereby effectively removing the solids.
  • the waste liquid in the liquid separator 2 is extracted and transported to the settling tank 3 .
  • the diaphragm pump 311 is used to have a stronger ability to transport waste liquid, is not easily damaged, and has a longer service life.
  • solid-liquid separators 2 there are multiple solid-liquid separators 2 in this embodiment, specifically two. All solid-liquid separators 2 are connected to the liquid reservoir 1, and all solid-liquid separators 2 Both are connected to the sedimentation tank 3 to utilize multiple solid-liquid separators 2 to improve solid-liquid separation efficiency.
  • the solid-liquid separator 2 specifically adopts a vacuum heating solid-liquid phase separation device.
  • the waste liquid mainly refers to the original slurry of the chromium-containing silicon steel coating.
  • the original slurry of the silicon steel chromium-containing coating flows into the vacuum heated solid liquid.
  • phase separation device to obtain relatively pure components, and then drive the waste liquid into the sedimentation tank 3 through the diaphragm pump 311, allow it to settle and stand, and then use the filtration liquid inlet pump 411 provided in the filtration liquid inlet pipeline 41, from The relatively pure liquid is extracted from the upper part of the sedimentation tank 3 and sent to the paper bag filter for filtration treatment.
  • the waste liquid then enters the photoelectric coupling catalytic device 5, referred to as PEC for in-depth treatment.
  • the liquid storage 1 is connected to the waste liquid discharge port of the original liquid pool through the raw liquid transportation pipe 13.
  • the raw liquid transportation pipe 13 includes a PVC pipe and a flange and is used to transport silicon steel containing silicon steel to be processed into the liquid storage 1. Chrome coated stock.
  • the original liquid delivery pipe 13 is also provided with an original liquid delivery pump, which is connected to the controller, and the first limit switch 111 and the second limit switch 112 are also connected to the controller.
  • the float device will trigger the first limit switch 111.
  • the first limit switch 111 will feedback the minimum liquid level signal to the controller.
  • the controller controls The raw liquid delivery pump operates to automatically transport the waste liquid to be processed to the liquid reservoir 1 through the raw liquid delivery pipe 13.
  • the float device triggers the second limit switch 112.
  • the second limit switch 112 feeds back the highest liquid level signal to the controller, and the controller controls the original liquid delivery pump to stop running to stop delivering waste liquid to the liquid reservoir 1, thereby realizing the delivery of a set amount of waste liquid to the liquid reservoir 1.
  • liquid This embodiment uses a limit switch to provide timely feedback on whether the internal liquid level of the reservoir 1 has reached the lowest level or the highest level.
  • the liquid reservoir 1 is made of 304 stainless steel plate and is used to receive the first raw liquid.
  • the waste liquid separation and treatment system also includes a buffer water tank 7 connected with the photoelectric coupling catalytic device 5 .
  • the lower sedimentation part of the sedimentation tank 3 is connected to the sewage collector 82 through the sewage pipe 81 , and a sewage pump 811 is provided in the sewage pipe 81 .
  • the sewage pump 811 operates to form positive and negative pressure in the sewage pipeline 81 , thereby discharging the sewage containing a large amount of impurities in the lower sedimentation part to the sewage collector 82 .
  • the waste liquid separation and treatment system of this embodiment adds a precipitation process and a filtration process before the original slurry enters the photoelectric coupling catalytic device 5, thereby solving the problem of pipe blockage and photoelectric coupling caused by the original slurry directly entering the photoelectric coupling catalytic device 5 for corresponding treatment.
  • the catalytic device 5 solves the problem of low efficiency and improves production efficiency.
  • this waste liquid separation and treatment system feeds back the liquid level in the liquid reservoir 1 through the liquid level detector 11, and can automatically draw liquid from the original liquid pool according to the actual processing situation without manual intervention, which improves operating efficiency and saves manpower. Reduces labor costs.
  • the present invention effectively overcomes various shortcomings in the prior art and has high industrial utilization value.

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Filtration Of Liquid (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)

Abstract

A waste liquid separation treatment system, comprising a liquid storage device (1) communicated with a waste liquid discharge port, and solid-liquid separators (2) communicated with the liquid storage device (1). The waste liquid separation treatment system further comprises a sedimentation tank (3), the sedimentation tank (3) being communicated with the solid-liquid separators (2) by means of a sedimentation liquid inlet pipeline (31). By using the sedimentation tank (3) to carry out sedimentation treatment of the waste liquid, impurities, etc. in the waste liquid are settled to the lower part of the sedimentation tank (3), and therefore the impurities in the liquid at the upper part of the sedimentation tank (3) have a relatively low content. Subsequently, the liquid from the upper part of the sedimentation tank (3) can be conveyed by means of a pipeline to a corresponding treatment facility and at this time, the impurities in the waste liquid are more fully separated, thereby effectively solving the problem of pipeline blockage caused by the impurities and improving the efficiency of treating the waste liquid.

Description

废液分离处理系统Waste liquid separation and treatment system
相关申请交叉引用Related application cross-references
本专利申请要求于2022年8月1日提交的、申请号为2022109168159、发明名称为“废液分离处理系统”的中国专利申请的优先权，上述申请的全文以引用的方式并入本文中。This patent application claims priority to the Chinese patent application with application number 2022109168159 and the invention title "Waste Liquid Separation and Treatment System" submitted on August 1, 2022. The full text of the above application is incorporated herein by reference.
技术领域Technical field
本发明涉及一种废液处理系统，特别是涉及一种能有效解决管道堵塞、并提高处理效率的废液分离处理系统。The present invention relates to a waste liquid treatment system, and in particular to a waste liquid separation and treatment system that can effectively solve pipeline blockage and improve treatment efficiency.
背景技术Background technique
在对硅钢含铬涂层原浆的水处理过程中，直接从原浆池抽取原浆、并使其进入四级光电耦合催化装置(简称PEC)进行处理，由于原浆粘度较高，且原浆中杂质较多，对PEC处理的效率影响较大，导致对原浆的处理效率较低，而且在原浆进入PEC过程中容易导致管路堵塞，维修起来十分困难。In the process of water treatment of chromium-containing coating slurry on silicon steel, the raw slurry is extracted directly from the raw slurry pool and enters the four-stage photoelectric coupling catalytic device (PEC for short) for processing. Due to the high viscosity of the raw slurry and the There are many impurities in the slurry, which have a greater impact on the efficiency of PEC treatment, resulting in lower processing efficiency of the original pulp. Moreover, when the original pulp enters the PEC, it is easy to cause pipeline blockage, making maintenance very difficult.
发明内容Contents of the invention
鉴于以上所述现有技术的缺点，本发明要解决的技术问题在于提供一种能有效解决杂质造成管道堵塞的问题，并能提高对废液处理效率的废液分离处理系统。In view of the above shortcomings of the prior art, the technical problem to be solved by the present invention is to provide a waste liquid separation and treatment system that can effectively solve the problem of pipeline blockage caused by impurities and improve the efficiency of waste liquid treatment.
为实现上述目的，本发明提供一种废液分离处理系统，包括用于与废液排放口相连通的储液器、与储液器相连通的固液分离器，所述废液分离处理系统还包括沉淀池，所述沉淀池通过沉淀进液管路与固液分离器相连通。In order to achieve the above object, the present invention provides a waste liquid separation and processing system, which includes a liquid reservoir connected to a waste liquid discharge port and a solid-liquid separator connected to the liquid reservoir. The waste liquid separation and processing system It also includes a sedimentation tank, which is connected to the solid-liquid separator through a sedimentation liquid inlet pipeline.
进一步地，所述废液分离处理系统，还包括过滤机，所述过滤机的进口通过过滤进液管路与沉淀池相连通，且所述过滤机的出口用于与光电耦合催化装置相连通。Further, the waste liquid separation and treatment system also includes a filter, the inlet of the filter is connected to the sedimentation tank through the filter inlet pipeline, and the outlet of the filter is used to communicate with the photoelectric coupling catalytic device. .
进一步地，所述沉淀池包括沿上下方向依次分布的上沉淀部和下沉淀部，所述过滤进液管路与上沉淀部相连通。Further, the sedimentation tank includes an upper sedimentation part and a lower sedimentation part distributed sequentially along the up and down direction, and the filter inlet pipeline is connected with the upper sedimentation part.
进一步地，所述过滤机采用纸袋过滤机。Further, the filter adopts a paper bag filter.
进一步地，所述储液器上安装有液位检测器，所述液位检测器用于检测储液器中液位的高度。Further, a liquid level detector is installed on the liquid reservoir, and the liquid level detector is used to detect the height of the liquid level in the liquid reservoir.
进一步地，所述储液器的底部安装有排放阀。Further, a discharge valve is installed at the bottom of the liquid reservoir.
进一步地，所述储液器和沉淀池均安装在储液沉淀架上，且所述储液器位于沉淀池的上 方。Further, the liquid reservoir and the sedimentation tank are both installed on the liquid storage sedimentation rack, and the liquid reservoir is located above the sedimentation tank.
进一步地，所述储液沉淀架的底部安装有轮子。Further, wheels are installed on the bottom of the liquid storage sedimentation rack.
进一步地，所述沉淀进液管路中设有隔膜泵。Further, a diaphragm pump is provided in the sedimentation liquid inlet pipeline.
进一步地，所述固液分离器有多个，全部所述固液分离器均与储液器相连通，且全部所述固液分离器均与沉淀池相连通。Further, there are multiple solid-liquid separators, all of the solid-liquid separators are connected to the liquid reservoir, and all of the solid-liquid separators are connected to the sedimentation tank.
如上所述，本发明涉及的废液分离处理系统，具有以下有益效果：As mentioned above, the waste liquid separation and treatment system related to the present invention has the following beneficial effects:
本废液分离处理系统的工作原理为：利用储液器存储设定量的由废液排放口排出的废液，储液器中的废液再流入固液分离器中，以利用固液分离器对废液进行分离处理，经处理后的废液再流入沉淀池中，以利用沉淀池对废液进行沉淀处理，使得废液中杂质等沉淀至沉淀池的下部，这样，沉淀池上部的液体中杂质含量则相对较少，后续可再将沉淀池上部的液体通过管道输送至相应的处理设备中，此时废液中的杂质已被更充分的分离掉，则能有效解决杂质造成管道堵塞的问题，并能提高对废液处理效率。The working principle of this waste liquid separation and treatment system is as follows: a liquid reservoir is used to store a set amount of waste liquid discharged from the waste liquid discharge port, and the waste liquid in the liquid reservoir flows into the solid-liquid separator to utilize solid-liquid separation. The waste liquid is separated and processed by the device, and the treated waste liquid flows into the sedimentation tank to use the sedimentation tank to precipitate the waste liquid, so that the impurities in the waste liquid are precipitated to the lower part of the sedimentation tank. In this way, the upper part of the sedimentation tank The impurity content in the liquid is relatively small. Subsequently, the liquid in the upper part of the sedimentation tank can be transported to the corresponding treatment equipment through pipelines. At this time, the impurities in the waste liquid have been more fully separated, which can effectively solve the problem of pipelines caused by impurities. solve the problem of clogging and improve the efficiency of waste liquid treatment.
附图说明Description of the drawings
图1为本发明实施例中废液分离处理系统的结构示意图。Figure 1 is a schematic structural diagram of a waste liquid separation and treatment system in an embodiment of the present invention.
图2为本发明实施例中废液分离处理系统的正视图。Figure 2 is a front view of the waste liquid separation and treatment system in the embodiment of the present invention.
图3为本发明实施例中废液分离处理系统的俯视图。Figure 3 is a top view of the waste liquid separation and treatment system in the embodiment of the present invention.
图4为图3中A圈放大图。Figure 4 is an enlarged view of circle A in Figure 3.
图5为本发明实施例中废液分离处理系统的左视图。Figure 5 is a left view of the waste liquid separation and treatment system in the embodiment of the present invention.
元件标号说明Component label description
1               储液器1 Liquid reservoir
11              液位检测器11 Liquid level detector
111             第一限位开关111 First limit switch
112             第二限位开关112 Second limit switch
12              排放阀12 Drain valve
13              原液输送管道13 Raw liquid delivery pipeline
2               固液分离器2 Solid-liquid separator
3               沉淀池3 Sedimentation tank
31              沉淀进液管路31 Precipitation liquid inlet pipe
311             隔膜泵311 Diaphragm pump
4             过滤机4 Filters
41            过滤进液管路41 Filter the liquid inlet pipe
411           过滤进液泵411 Filter inlet pump
5             光电耦合催化装置5 Photoelectric coupling catalytic device
6             储液沉淀架6 Liquid storage sedimentation rack
61            轮子61 wheels
7             缓冲水箱7 Buffer water tank
81            排污管路81 Sewage pipeline
811           排污泵811 sewage pump
82            污水收集器82 Sewage collector
具体实施方式Detailed ways
以下由特定的具体实施例说明本发明的实施方式，熟悉此技术的人士可由本说明书所揭露的内容轻易地了解本发明的其他优点及功效。The implementation of the present invention is described below with specific embodiments. Those familiar with this technology can easily understand other advantages and effects of the present invention from the content disclosed in this specification.
须知，本说明书附图所绘示的结构、比例、大小等，均仅用以配合说明书所揭示的内容，以供熟悉此技术的人士了解与阅读，并非用以限定本发明可实施的限定条件，故不具技术上的实质意义，任何结构的修饰、比例关系的改变或大小的调整，在不影响本发明所能产生的功效及所能达成的目的下，均应仍落在本发明所揭示的技术内容所能涵盖的范围内。同时，本说明书中所引用的如“上”、“下”、“左”、“右”、“中间”及“一”等用语，亦仅为便于叙述明了，而非用以限定本发明可实施的范围，其相对关系的改变或调整，在无实质变更技术内容下，当亦视为本发明可实施的范畴。It should be noted that the structures, proportions, sizes, etc. shown in the drawings of this specification are only used to coordinate with the content disclosed in the specification for the understanding and reading of those familiar with this technology, and are not used to limit the conditions for the implementation of the present invention. , so it has no technical substantive significance. Any structural modifications, changes in proportions, or adjustments in size, without affecting the effects that the present invention can produce and the purposes that can be achieved, should still fall within the scope of the disclosure of the present invention. within the scope of the technical content. At the same time, terms such as "upper", "lower", "left", "right", "middle" and "one" cited in this specification are only for convenience of description and are not used to limit the scope of the present invention. Changes or adjustments in the scope of implementation and relative relationships shall also be regarded as the scope within which the present invention can be implemented, provided there is no substantial change in the technical content.
如图1至图5所示，本实施例提供一种废液分离处理系统，包括用于与废液排放口相连通的储液器1、与储液器1相连通的固液分离器2，废液分离处理系统还包括沉淀池3，沉淀池3通过沉淀进液管路31与固液分离器2相连通。本废液分离处理系统的工作原理为：利用储液器1存储设定量的由废液排放口排出的废液，储液器1中的废液再流入固液分离器2中，以利用固液分离器2对废液进行分离处理，经处理后的废液再流入沉淀池3中，以利用沉淀池3对废液进行沉淀处理，使得废液中杂质等沉淀至沉淀池3的下部，这样，沉淀池3上部的液体中杂质含量则相对较少，后续可再将沉淀池3上部的液体通过管道输送至相应的处理设备中，此时废液中的杂质已被更充分的分离掉，则能有效解决杂质造成管道堵塞的问题，并提高后续相应设备对废液处理的效率。As shown in Figures 1 to 5, this embodiment provides a waste liquid separation and treatment system, including a liquid reservoir 1 connected to the waste liquid discharge port, and a solid-liquid separator 2 connected to the liquid reservoir 1 , The waste liquid separation and treatment system also includes a sedimentation tank 3. The sedimentation tank 3 is connected to the solid-liquid separator 2 through the sedimentation liquid inlet pipeline 31. The working principle of this waste liquid separation and treatment system is as follows: the liquid reservoir 1 is used to store a set amount of waste liquid discharged from the waste liquid discharge port, and the waste liquid in the liquid reservoir 1 flows into the solid-liquid separator 2 for utilization. The solid-liquid separator 2 separates the waste liquid, and the treated waste liquid flows into the sedimentation tank 3 to use the sedimentation tank 3 to sediment the waste liquid, so that the impurities in the waste liquid are precipitated to the lower part of the sedimentation tank 3 , in this way, the impurity content in the liquid in the upper part of the sedimentation tank 3 is relatively small. Subsequently, the liquid in the upper part of the sedimentation tank 3 can be transported to the corresponding treatment equipment through pipelines. At this time, the impurities in the waste liquid have been more fully separated. removed, it can effectively solve the problem of pipe blockage caused by impurities, and improve the efficiency of subsequent corresponding equipment in waste liquid treatment.
如图1所示，本实施例中废液分离处理系统，还包括过滤机4，过滤机4的进口通过过 滤进液管路41与沉淀池3相连通，且过滤机4的出口用于与光电耦合催化装置5相连通。经沉淀处理后的废液将流经过滤机4后再流入光电耦合催化装置5，以利用过滤机4对废液进行过滤处理，更彻底地处理掉废液中的杂质，保证流向光电耦合催化装置5的废液中杂质更少，更大程度地保证废液在管道中的顺畅流动，避免出现堵塞的问题，且进一步提高光电耦合催化装置5对废液的处理效率。同时，本实施例中过滤机4采用纸袋过滤机，该纸袋过滤机对废液具有更好的过滤效果。另外，本实施例中沉淀池3包括沿上下方向依次分布的上沉淀部和下沉淀部，过滤进液管路41与上沉淀部相连通，即过滤进液管与沉淀池3的上部相连通。由于废液流入沉淀池3中后，杂质会沉淀至位于下方的下沉淀部中，而相对较清洁的液体则会位于上沉淀部中，这样，位于上沉淀部相对清澈的液体会通过过滤进液管路41流入过滤机4中。且具体地，过滤进液管路41与上沉淀部的连通处设有球阀，该球阀能控制该连接处的通断情况。As shown in Figure 1, the waste liquid separation and treatment system in this embodiment also includes a filter 4. The inlet of the filter 4 is connected to the sedimentation tank 3 through the filter inlet pipeline 41, and the outlet of the filter 4 is used to communicate with the sedimentation tank 3. The photoelectric coupling catalytic device 5 is connected. The waste liquid after sedimentation will flow through the filter 4 and then into the photoelectric coupling catalytic device 5, so that the filter 4 can be used to filter the waste liquid, and the impurities in the waste liquid can be more thoroughly processed to ensure the flow to the photoelectric coupling catalytic device. There are fewer impurities in the waste liquid of the device 5, which ensures the smooth flow of the waste liquid in the pipeline to a greater extent, avoids clogging problems, and further improves the processing efficiency of the waste liquid by the photoelectric coupling catalytic device 5. At the same time, in this embodiment, the filter 4 uses a paper bag filter, which has a better filtering effect on waste liquid. In addition, in this embodiment, the sedimentation tank 3 includes an upper sedimentation part and a lower sedimentation part distributed sequentially along the up and down direction, and the filter liquid inlet pipe 41 is connected with the upper sedimentation part, that is, the filter liquid inlet pipe is connected with the upper part of the sedimentation tank 3 . Since the waste liquid flows into the sedimentation tank 3, the impurities will precipitate into the lower sedimentation part located below, while the relatively clean liquid will be located in the upper sedimentation part. In this way, the relatively clear liquid located in the upper sedimentation part will enter through filtration. The liquid line 41 flows into the filter 4 . And specifically, a ball valve is provided at the connection between the filter inlet pipe 41 and the upper sedimentation part, and the ball valve can control the on-off condition of the connection.
如图1、图3及图4所示，本实施例中储液器1上安装有液位检测器11，液位检测器11用于检测储液器1中液位的高度，以通过该液位检测器11获取储液器1中液位的情况。本实施例中液位检测器11包括两个限位开关和漂浮在储液器1中废液上的浮球装置，两个限位开关分别为第一限位开关111和第二限位开关112。浮球装置会随废液液位高低变化而上下浮动，当浮球装置浮动至设定的最低位置时，说明储液器1内的废液液位达到设定最低位，浮动装置将会触发第一限位开关111，从而检测到储液器1中液位已达设定最低位的信息，此时需抽取废液至储液器1中；当浮球装置浮动至最高设定位置时，说明储液器1内的废液液位达到设定最高位，浮动装置将会触发第二限位开关112，从而检测到储液器1中液位已达设定最高位的信息，此时需停止向储液器1中抽入废液，实现预先抽取设定处理量的废液至储液器1中，后续再使该部分废液流入至固液分离器2进行相应的处理。As shown in Figure 1, Figure 3 and Figure 4, in this embodiment, a liquid level detector 11 is installed on the liquid reservoir 1. The liquid level detector 11 is used to detect the height of the liquid level in the liquid reservoir 1, so as to pass the liquid level detector 11. The liquid level detector 11 acquires the liquid level in the liquid reservoir 1 . In this embodiment, the liquid level detector 11 includes two limit switches and a float device floating on the waste liquid in the liquid reservoir 1. The two limit switches are a first limit switch 111 and a second limit switch respectively. 112. The float device will float up and down as the waste liquid level changes. When the float device floats to the set lowest position, it means that the waste liquid level in the reservoir 1 has reached the set lowest level, and the floating device will trigger The first limit switch 111 detects the information that the liquid level in the liquid reservoir 1 has reached the set minimum level. At this time, waste liquid needs to be extracted into the liquid reservoir 1; when the float device floats to the highest set position , indicating that the waste liquid level in the liquid reservoir 1 has reached the set maximum level, the floating device will trigger the second limit switch 112, thereby detecting the information that the liquid level in the liquid reservoir 1 has reached the set maximum level. This When necessary, it is necessary to stop pumping waste liquid into the liquid reservoir 1 to extract a preset processing amount of waste liquid into the liquid reservoir 1, and then allow this part of the waste liquid to flow into the solid-liquid separator 2 for corresponding treatment.
如图1和图2所示，本实施例中储液器1的底部安装有排放阀12，以在需要时，打开该排放阀12，从而通过该排放阀12将储液器1中的废液排放掉；比如，当向储液器1输送的废液过多、或因后续处理设备的效率较低导致废液会溢出储液器1时，通过该排放阀12能快速地将废液排放到相应的收集容器中，避免废液向周围溢出。同时，本实施例中储液器1和沉淀池3均安装在储液沉淀架6上，且储液器1位于沉淀池3的上方，即本实施例中储液器1设置在相对较高的位置处，此种设计，便于在需要时，从储液器1的下方收集由排放阀12排出的废液，因此本实施例中储液器1为一种高位水箱。另外，储液沉淀架6的底部安装有轮子61，以方便推动储液沉淀架6移动，进而便于将储液器1及沉淀池3移动至设定位置处，方便了搬运工作。As shown in Figures 1 and 2, in this embodiment, a discharge valve 12 is installed at the bottom of the liquid reservoir 1, so that when necessary, the discharge valve 12 can be opened, so that the waste in the liquid reservoir 1 can be discharged through the discharge valve 12. The liquid is discharged; for example, when too much waste liquid is delivered to the liquid reservoir 1, or when the waste liquid overflows the liquid reservoir 1 due to low efficiency of the subsequent processing equipment, the waste liquid can be quickly discharged through the discharge valve 12 Discharge into the corresponding collection container to prevent waste liquid from overflowing to the surroundings. At the same time, in this embodiment, the liquid reservoir 1 and the sedimentation tank 3 are both installed on the liquid storage and sedimentation rack 6, and the liquid reservoir 1 is located above the sedimentation tank 3. That is, in this embodiment, the liquid reservoir 1 is installed at a relatively high location. This design facilitates collecting the waste liquid discharged by the discharge valve 12 from below the liquid reservoir 1 when needed. Therefore, in this embodiment, the liquid reservoir 1 is a high-level water tank. In addition, wheels 61 are installed at the bottom of the liquid storage and sedimentation rack 6 to facilitate the movement of the liquid storage and sedimentation rack 6, thereby facilitating the movement of the liquid storage container 1 and the sedimentation tank 3 to the set position, thereby facilitating transportation work.
如图1和图3所示，本实施例中沉淀进液管路31中设有隔膜泵311，隔膜泵311能在沉 淀进液管路31中形成相应的正负压，从而能有效将固液分离器2中的废液抽出、并将该废液输送至沉淀池3中。本实施例采用隔膜泵311对废液的输送能力更强，且不易被损坏，使用寿命更长。As shown in Figures 1 and 3, in this embodiment, a diaphragm pump 311 is provided in the sedimentation liquid inlet pipeline 31. The diaphragm pump 311 can form corresponding positive and negative pressures in the sedimentation liquid inlet pipeline 31, thereby effectively removing the solids. The waste liquid in the liquid separator 2 is extracted and transported to the settling tank 3 . In this embodiment, the diaphragm pump 311 is used to have a stronger ability to transport waste liquid, is not easily damaged, and has a longer service life.
如图1和图2所示，本实施例中固液分离器2有多个，具体可以是两个，全部固液分离器2均与储液器1相连通，且全部固液分离器2均与沉淀池3相连通，以利用多个固液分离器2提高固液分离效率。另外，本实施例中固液分离器2具体采用真空加热固液相分离装置。As shown in Figures 1 and 2, there are multiple solid-liquid separators 2 in this embodiment, specifically two. All solid-liquid separators 2 are connected to the liquid reservoir 1, and all solid-liquid separators 2 Both are connected to the sedimentation tank 3 to utilize multiple solid-liquid separators 2 to improve solid-liquid separation efficiency. In addition, in this embodiment, the solid-liquid separator 2 specifically adopts a vacuum heating solid-liquid phase separation device.
本实施例中废液主要指硅钢含铬涂层原浆，向储液器1中抽入一次处理量的硅钢含铬涂层原浆后，硅钢含铬涂层原浆再流入真空加热固液相分离装置，获得各自相对纯净的成分，然后通过隔膜泵311将废液打入沉淀池3，进行沉淀静置，然后再利用设置在过滤进液管路41中的过滤进液泵411、从沉淀池3的上部抽取相对纯净的液体送入纸袋过滤机，进行过滤处理，过滤处理完成后，废液再进入光电耦合催化装置5、简称PEC进行深度处理。In this embodiment, the waste liquid mainly refers to the original slurry of the chromium-containing silicon steel coating. After pumping a processing amount of the original slurry of the silicon steel chromium-containing coating into the liquid reservoir 1, the original slurry of the silicon steel chromium-containing coating flows into the vacuum heated solid liquid. phase separation device to obtain relatively pure components, and then drive the waste liquid into the sedimentation tank 3 through the diaphragm pump 311, allow it to settle and stand, and then use the filtration liquid inlet pump 411 provided in the filtration liquid inlet pipeline 41, from The relatively pure liquid is extracted from the upper part of the sedimentation tank 3 and sent to the paper bag filter for filtration treatment. After the filtration treatment is completed, the waste liquid then enters the photoelectric coupling catalytic device 5, referred to as PEC for in-depth treatment.
本实施例中储液器1通过原液输送管道13与原液池的废液排放口相连通，该原液输送管道13包括PVC管道和法兰，用于向储液器1中输送待处理的硅钢含铬涂层原浆。本实施例中原液输送管道13中还设有原液输送泵，该原液输送泵与控制器相连接，且上述第一限位开关111和第二限位开关112也与控制器相连接。当储液器1中的液位达到设定最低位时，浮球装置会触发第一限位开关111，此时第一限位开关111将会给控制器反馈最低液位信号，控制器控制原液输送泵运行，从而通过原液输送管道13自动向储液器1输送待处理的废液，当储液器1中的液位升至最高位时，浮球装置会触发第二限位开关112，第二限位开关112给控制器反馈最高液位信号，控制器控制原液输送泵停止运行，以停止向储液器1输送废液，从而实现向储液器1中输送设定量的废液。本实施例利用限位开关及时反馈储液器1内部液位是否已达最低位或最高位信息。另外，本实施例中储液器1具体由304不锈钢板制成，用于接收第一道原液。本实施例中废液分离处理系统还包括与光电耦合催化装置5相连通的缓冲水箱7。本实施例中沉淀池3的下沉淀部通过排污管路81与污水收集器82相连通，且排污管路81中设有排污泵811。在需要时，排污泵811运行，在排污管路81中形成正负压，从而将下沉淀部中带有大量杂质的污水排放至污水收集器82中。In this embodiment, the liquid storage 1 is connected to the waste liquid discharge port of the original liquid pool through the raw liquid transportation pipe 13. The raw liquid transportation pipe 13 includes a PVC pipe and a flange and is used to transport silicon steel containing silicon steel to be processed into the liquid storage 1. Chrome coated stock. In this embodiment, the original liquid delivery pipe 13 is also provided with an original liquid delivery pump, which is connected to the controller, and the first limit switch 111 and the second limit switch 112 are also connected to the controller. When the liquid level in the reservoir 1 reaches the set minimum level, the float device will trigger the first limit switch 111. At this time, the first limit switch 111 will feedback the minimum liquid level signal to the controller. The controller controls The raw liquid delivery pump operates to automatically transport the waste liquid to be processed to the liquid reservoir 1 through the raw liquid delivery pipe 13. When the liquid level in the liquid reservoir 1 rises to the highest level, the float device triggers the second limit switch 112. , the second limit switch 112 feeds back the highest liquid level signal to the controller, and the controller controls the original liquid delivery pump to stop running to stop delivering waste liquid to the liquid reservoir 1, thereby realizing the delivery of a set amount of waste liquid to the liquid reservoir 1. liquid. This embodiment uses a limit switch to provide timely feedback on whether the internal liquid level of the reservoir 1 has reached the lowest level or the highest level. In addition, in this embodiment, the liquid reservoir 1 is made of 304 stainless steel plate and is used to receive the first raw liquid. In this embodiment, the waste liquid separation and treatment system also includes a buffer water tank 7 connected with the photoelectric coupling catalytic device 5 . In this embodiment, the lower sedimentation part of the sedimentation tank 3 is connected to the sewage collector 82 through the sewage pipe 81 , and a sewage pump 811 is provided in the sewage pipe 81 . When necessary, the sewage pump 811 operates to form positive and negative pressure in the sewage pipeline 81 , thereby discharging the sewage containing a large amount of impurities in the lower sedimentation part to the sewage collector 82 .
本实施例废液分离处理系统在原浆进入光电耦合催化装置5之前，增加了沉淀工序和过滤工序，从而解决了原浆直接进入光电耦合催化装置5进行相应的处理时，导致管道堵塞和光电耦合催化装置5处理效率不高的问题，提高了生产效率。同时，本废液分离处理系统通过液位检测器11反馈储液器1中液位情况，实现能根据实际处理情况自动从原液池抽液，无需人工干预，提高了作业效率，节省了人力，降低了人工成本。The waste liquid separation and treatment system of this embodiment adds a precipitation process and a filtration process before the original slurry enters the photoelectric coupling catalytic device 5, thereby solving the problem of pipe blockage and photoelectric coupling caused by the original slurry directly entering the photoelectric coupling catalytic device 5 for corresponding treatment. The catalytic device 5 solves the problem of low efficiency and improves production efficiency. At the same time, this waste liquid separation and treatment system feeds back the liquid level in the liquid reservoir 1 through the liquid level detector 11, and can automatically draw liquid from the original liquid pool according to the actual processing situation without manual intervention, which improves operating efficiency and saves manpower. Reduces labor costs.
综上所述，本发明有效克服了现有技术中的种种缺点而具高度产业利用价值。To sum up, the present invention effectively overcomes various shortcomings in the prior art and has high industrial utilization value.
上述实施例仅例示性说明本发明的原理及其功效，而非用于限制本发明。任何熟悉此技术的人士皆可在不违背本发明的精神及范畴下，对上述实施例进行修饰或改变。因此，举凡所属技术领域中具有通常知识者在未脱离本发明所揭示的精神与技术思想下所完成的一切等效修饰或改变，仍应由本发明的权利要求所涵盖。The above embodiments only illustrate the principles and effects of the present invention, but are not intended to limit the present invention. Anyone familiar with this technology can modify or change the above embodiments without departing from the spirit and scope of the invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical ideas disclosed in the present invention shall still be covered by the claims of the present invention.

Claims (10)

  1. 一种废液分离处理系统，包括用于与废液排放口相连通的储液器(1)、与储液器(1)相连通的固液分离器(2)，其特征在于，所述废液分离处理系统还包括沉淀池(3)，所述沉淀池(3)通过沉淀进液管路(31)与固液分离器(2)相连通。A waste liquid separation and treatment system includes a liquid reservoir (1) connected to a waste liquid discharge port, and a solid-liquid separator (2) connected to the liquid reservoir (1), characterized in that: The waste liquid separation and treatment system also includes a sedimentation tank (3), which is connected to the solid-liquid separator (2) through a sedimentation liquid inlet pipeline (31).
  2. 根据权利要求1所述废液分离处理系统，其特征在于，还包括过滤机(4)，所述过滤机(4)的进口通过过滤进液管路(41)与沉淀池(3)相连通，且所述过滤机(4)的出口用于与光电耦合催化装置(5)相连通。The waste liquid separation and treatment system according to claim 1, further comprising a filter (4), the inlet of the filter (4) is connected to the sedimentation tank (3) through the filter inlet pipeline (41) , and the outlet of the filter (4) is used to communicate with the photoelectric coupling catalytic device (5).
  3. 根据权利要求2所述废液分离处理系统，其特征在于，所述沉淀池(3)包括沿上下方向依次分布的上沉淀部和下沉淀部，所述过滤进液管路(41)与上沉淀部相连通。The waste liquid separation and treatment system according to claim 2, characterized in that the sedimentation tank (3) includes an upper sedimentation part and a lower sedimentation part distributed sequentially along the up and down direction, and the filter inlet pipe (41) is connected with the upper sedimentation part. The sedimentation part is connected.
  4. 根据权利要求2所述废液分离处理系统，其特征在于，所述过滤机(4)采用纸袋过滤机。The waste liquid separation and treatment system according to claim 2, characterized in that the filter (4) adopts a paper bag filter.
  5. 根据权利要求1所述废液分离处理系统，其特征在于，所述储液器(1)上安装有液位检测器(11)，所述液位检测器(11)用于检测储液器(1)中液位的高度。The waste liquid separation and treatment system according to claim 1, characterized in that a liquid level detector (11) is installed on the liquid reservoir (1), and the liquid level detector (11) is used to detect the liquid reservoir. (1) The height of the medium liquid level.
  6. 根据权利要求1所述废液分离处理系统，其特征在于，所述储液器(1)的底部安装有排放阀(12)。The waste liquid separation and treatment system according to claim 1, characterized in that a discharge valve (12) is installed at the bottom of the liquid reservoir (1).
  7. 根据权利要求1或6所述废液分离处理系统，其特征在于，所述储液器(1)和沉淀池(3)均安装在储液沉淀架(6)上，且所述储液器(1)位于沉淀池(3)的上方。The waste liquid separation and treatment system according to claim 1 or 6, characterized in that the liquid reservoir (1) and the sedimentation tank (3) are both installed on the liquid storage and sedimentation rack (6), and the liquid reservoir (1) is located above the sedimentation tank (3).
  8. 根据权利要求7所述废液分离处理系统，其特征在于，所述储液沉淀架(6)的底部安装有轮子(61)。The waste liquid separation and treatment system according to claim 7, characterized in that wheels (61) are installed at the bottom of the liquid storage sedimentation rack (6).
  9. 根据权利要求1所述废液分离处理系统，其特征在于，所述沉淀进液管路(31)中设有隔膜泵(311)。The waste liquid separation and treatment system according to claim 1, characterized in that a diaphragm pump (311) is provided in the sediment inlet pipeline (31).
  10. 根据权利要求1所述废液分离处理系统，其特征在于，所述固液分离器(2)有多个， 全部所述固液分离器(2)均与储液器(1)相连通，且全部所述固液分离器(2)均与沉淀池(3)相连通。The waste-liquid separation and treatment system according to claim 1, characterized in that there are multiple solid-liquid separators (2), and all solid-liquid separators (2) are connected with the liquid reservoir (1), And all the solid-liquid separators (2) are connected with the sedimentation tank (3).
PCT/CN2022/111021 2022-08-01 2022-08-09 Waste liquid separation treatment system WO2024026905A1 (en)

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CN102372354A (en) * 2010-08-20 2012-03-14 山东国强五金科技股份有限公司 Taxonomic treatment and circular utilization method of electroplating waste water
CN102659273A (en) * 2012-04-11 2012-09-12 无锡海达安全玻璃有限公司 Novel glass edging wastewater collection and reuse system
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