CN213357182U

CN213357182U - Sewage treatment plant's sewage treatment system

Info

Publication number: CN213357182U
Application number: CN202022196882.7U
Authority: CN
Inventors: 陈晓冬; 顾继松
Original assignee: WUXI DEPPEL WATER INVESTMENT CO Ltd
Current assignee: WUXI DEPPEL WATER INVESTMENT CO Ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-06-04
Anticipated expiration: 2030-09-29

Abstract

The utility model relates to a sewage treatment system of a sewage treatment plant, the sewage treatment system comprises a plurality of sets of pretreatment systems and a plurality of sets of reclaimed water final treatment systems, each pretreatment system is provided with a first detection unit and a first monitoring module which are connected by signals, each reclaimed water final treatment system is provided with a second detection unit and a second monitoring module which are connected by signals, the sewage treatment system also comprises a master control module, the master control module is respectively connected with the data signals of each first monitoring module and each second monitoring module by optical fibers, and the master control module is positioned in any workshop of a plurality of workshops; the data of a plurality of sets of first monitoring modules and second monitoring modules are transmitted through optical fibers and collected to the master control module in a workshop to form a total monitoring mode, so that the production operation condition of the whole company can be monitored only in the workshop, half of operators on duty can be reduced, and the centralized feedback treatment efficiency is greatly improved when problems occur in the sewage treatment process.

Description

Sewage treatment plant's sewage treatment system

Technical Field

The utility model relates to a sewage treatment plant's sewage treatment system.

Background

In the prior art, three sewage treatment systems (pretreatment systems) and three reclaimed water production systems (final treatment systems) are provided, the three sewage treatment systems and the reclaimed water production systems work independently and are provided with respective monitoring systems (online detection instruments of the monitoring systems generally comprise a PH meter, a liquid level meter, a pressure gauge, a flow meter, a water quality detection instrument and the like, controlled equipment comprises a water pump, a stirrer, a dosing pump, an air compressor, a fan and other pneumatic valves, an electric valve and the like), six independent monitoring systems are provided in total, monitoring modules of the six monitoring systems are respectively positioned in a workshop, a two-workshop and a three-workshop, operators on duty in the three workshops can only monitor and control the corresponding sewage treatment process or reclaimed water treatment process according to the monitoring systems arranged in the workshop, and the sewage treatment or reclaimed water production process corresponding to the monitoring systems arranged in the other two workshops cannot be monitored and controlled, the three workshops need to be attended by personnel, labor cost is increased, and centralized feedback processing of problems is not facilitated.

In addition, in the prior art, lime adopted in the fluorine-containing wastewater treatment is lime water which is purchased from the market and has adjusted concentration, and in the actual production, the lime water with the set concentration is adopted according to the requirement of adjusting the concentration of the lime water according to the field situation, so that the replacement and the release of the lime water are not flexible enough; and the prepared lime water is directly purchased, so that the purchase cost is high, and the transportation of the liquid lime water is inconvenient, so that the transportation cost is high.

Disclosure of Invention

The utility model aims to solve the technical problem that a sewage treatment plant's sewage treatment system is provided.

In order to solve the technical problem, the utility model discloses a technical scheme be:

the utility model provides a sewage treatment plant's sewage treatment system, sewage treatment system includes many sets of pretreatment systems and many sets of regeneration water final treatment system, each pretreatment systems all has the first detecting element and the first monitoring module of phase signal connection, each regeneration water final treatment system all has the second detecting element and the second monitoring module of phase signal connection, sewage treatment system still includes total accuse module, total accuse module passes through optic fibre respectively with each first monitoring module and second monitoring module data signal connection, and total accuse module is located any workshop in a plurality of workshops.

Preferably, the pretreatment system comprises a reaction treatment tank for wastewater defluorination treatment, a stirring tank which is communicated with the reaction treatment tank and can add liquid lime water into the reaction treatment tank, a first supply mechanism for supplying lime powder into the stirring tank, and a second supply mechanism for supplying water into the stirring tank, wherein the stirring tank is connected with the reaction treatment tank through a first pipeline, and the pretreatment system further comprises a first dosing pump arranged on the first pipeline.

Preferably, the first detection unit comprises a fluorine on-line monitor for on-line monitoring of the concentration of fluorine ions in the reaction treatment tank.

Preferably, the first supply mechanism comprises a charging bin for containing lime powder and a screw feeder communicated between the charging bin and the stirring pool.

Preferably, the second supply mechanism comprises a second pipeline communicated with an external water source and a metering pump arranged on the second pipeline.

Preferably, the pretreatment system further comprises an adding mechanism for adding a neutralizing agent into the reaction treatment tank to adjust the ph value of water in the reaction treatment tank, wherein the adding mechanism comprises a medicine storage tank, a third pipeline connected between the medicine storage tank and the reaction treatment tank, and a second medicine adding pump arranged on the third pipeline.

Preferably, the first detection unit comprises a ph value detector which is also used for detecting the ph value of the water in the reaction treatment pool on line.

Preferably, the first dosing pump, the metering pump, the second dosing pump and the screw feeder are in signal connection with the first monitoring module.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

the utility model discloses a sewage treatment plant's sewage treatment system passes through the total control module in the workshop with many sets of first monitoring module and second monitoring module's data and collects, forms a total monitoring mode, just so only need just can monitor the production operational aspect of whole company in a workshop, can reduce half personnel on duty moreover, and improve the centralized feedback treatment effeciency when the problem appears among the sewage treatment process by a wide margin.

Drawings

FIG. 1 is a schematic diagram of the overall layout of the detecting units, the monitoring modules and the general control module of the present invention (the dashed square frame is a workshop);

FIG. 2 is a schematic view of the overall layout of the reaction treatment tank and the attached facilities of the pretreatment system of the present invention;

wherein: 10. a first monitoring module; 11. a first detection unit; 111. a fluorine on-line monitor; 112. a ph value detector; 20. a second monitoring module; 21. a second detection unit; 100. a master control module; a1, a charging bin; a2, a stirring pool; a3, a second pipeline; a4, a first pipeline; a5, a reaction treatment pool; a6, a third pipeline; b1, a screw feeder; b2, a metering pump; b3, a first dosing pump; b4, a second dosing pump.

Detailed Description

The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to more easily understand the advantages and features of the present invention, and to clearly and clearly define the scope of the present invention.

As shown in fig. 1 and 2, a sewage treatment system of a sewage treatment plant comprises three sets of pretreatment systems and three sets of final reclaimed water treatment systems, each of the pretreatment systems has a first detection unit 11 and a first monitoring module 10 which are connected in a signal mode, each of the final reclaimed water treatment systems has a second detection unit 21 and a second monitoring module 20 which are connected in a signal mode, the sewage treatment system further comprises a general control module 100, the general control module 100 is respectively connected with the first monitoring module 10 and the second monitoring module 20 in a data signal mode through optical fibers, and the general control module 100 is located in any one of a plurality of workshops. Each first monitoring module 10, each second monitoring module 20 and the master control module 100 are implemented by respectively adopting a computer to be matched with and install siemens WINCC monitoring software, and data transmission is implemented between each computer of the first monitoring module 10 and each computer of the second monitoring module 20 and the computer of the master control module 100 by adopting a TCP/IP bus protocol.

Further, the pretreatment system comprises a reaction treatment pool a5 for wastewater defluorination treatment, a stirring pool a2 which is communicated with the reaction treatment pool a5 and can add liquid lime water into the reaction treatment pool a5, a first supply mechanism for supplying lime powder into the stirring pool a2, and a second supply mechanism for supplying water into the stirring pool a2, wherein the stirring pool a2 is connected with the reaction treatment pool a5 through a first pipeline a4, and the pretreatment system further comprises a first chemical adding pump b3 which is arranged on the first pipeline a 4. The first supply mechanism comprises a charging bin a1 for containing lime powder, and a screw feeder b1 communicated between the charging bin a1 and a stirring pool a 2; the second supply mechanism comprises a second pipeline a3 communicated with an external water source, and a metering pump b2 arranged on the second pipeline a 3. The pretreatment system also comprises an adding mechanism for adding a neutralizing agent into the reaction treatment pool a5 to adjust the pH value of water in the reaction treatment pool a5, wherein the adding mechanism comprises a medicine storage tank, a third pipeline a6 connected between the medicine storage tank and the reaction treatment pool a5, and a second medicine adding pump b4 arranged on the third pipeline a 6.

The mixing pool a2, the first supply mechanism and the second supply mechanism are matched, so that a treatment mode of directly purchasing lime water from the market is avoided, the lime water is prepared on site, the concentration of the lime water can be conveniently changed at any time according to the requirement, and the operation convenience is improved; the lime powder is purchased to prepare the lime water on site, so that the purchasing cost is reduced, the purchasing and the transportation are very convenient, and the transportation cost is reduced.

Further, the first detection unit 11 includes a fluorine on-line monitor 111 for on-line monitoring of the fluorine ion concentration in the reaction processing cell a 5; the first detection unit 11 includes a ph detector 112 for detecting the ph of the water in the reaction processing tank a5 on line. The first dosing pump b3, the metering pump b2, the second dosing pump b4 and the screw feeder b1 are in signal connection with the first monitoring module 10.

Through signal transmission among the monitoring modules of the fluorine online monitor 111, the ph value detector 112, the first dosing pump b3, the metering pump b2, the second dosing pump b4 and the screw feeder b1, automatic operation of blending and adding of lime water can be realized, and the production efficiency is greatly improved. The actual start and stop functions of the equipment are manually operated on site, and the first monitoring module (the central control Siemens WINCC monitoring software) also monitors the running state of the field equipment in real time. When the field manual switch is switched to an automatic operation state, the first monitoring module correspondingly adjusts the feeding frequency of the screw feeder b1 according to data fed back by the field actual fluorine online monitor 111 through PID operation in the system, conveys a proper amount of dry lime powder to the stirring pool a2 to prepare reasonable lime milk concentration, and conveys prepared lime milk to the reaction treatment pool a5 in real time through the first dosing pump b3 according to the lime milk liquid level condition data in the stirring pool.

To sum up, the utility model discloses a sewage treatment plant's sewage treatment system passes through the total accuse module in the workshop with many sets of first monitoring module and second monitoring module's data and collects, forms a total monitoring mode, just so only need just can monitor the production operation condition of whole company in a workshop, can reduce half personnel on duty moreover, and improve the concentrated feedback treatment effeciency when going wrong among the sewage treatment process by a wide margin.

The present invention has been described in detail, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the same, and the scope of the present invention is not limited thereto, and the present invention is not limited to the above-mentioned embodiments, and all equivalent changes or modifications made according to the spirit of the present invention should be covered within the scope of the present invention.

Claims

1. A sewage treatment system of a sewage treatment plant, the sewage treatment system comprises a plurality of sets of pretreatment systems and a plurality of sets of reclaimed water final treatment systems, each pretreatment system is provided with a first detection unit and a first monitoring module which are connected in a phase signal, each reclaimed water final treatment system is provided with a second detection unit and a second monitoring module which are connected in a phase signal, and the sewage treatment system is characterized in that: the sewage treatment system further comprises a master control module, the master control module is respectively in data signal connection with the first monitoring module and the second monitoring module through optical fibers, and the master control module is located in any workshop of the plurality of workshops.

2. The wastewater treatment system according to claim 1, wherein: the sewage treatment plant is provided with three workshops, and the sewage treatment system comprises three sets of pretreatment systems and three sets of reclaimed water final treatment systems.

3. The wastewater treatment system according to claim 1, wherein: the pretreatment system comprises a reaction treatment pool for sewage defluorination treatment, a stirring pool which is communicated with the reaction treatment pool and can add liquid lime water into the reaction treatment pool, a first supply mechanism for supplying lime powder into the stirring pool, and a second supply mechanism for supplying water into the stirring pool, wherein the stirring pool is connected with the reaction treatment pool through a first pipeline, and the pretreatment system further comprises a first dosing pump arranged on the first pipeline.

4. The wastewater treatment system according to claim 3, wherein: the first detection unit comprises a fluorine online monitor for online monitoring of the concentration of fluorine ions in the reaction treatment pool.

5. The wastewater treatment system according to claim 3, wherein: the first supply mechanism comprises a charging bin for containing lime powder and a screw feeder communicated between the charging bin and the stirring pool.

6. The wastewater treatment system according to claim 5, wherein: the second supply mechanism comprises a second pipeline communicated with an external water source and a metering pump arranged on the second pipeline.

7. The wastewater treatment system according to claim 6, wherein: pretreatment systems still including be used for to add the neutralizer in the reaction treatment pond in order to adjust the mechanism that adds of the ph value of reaction treatment pond internal water, add the mechanism including medicine storage tank, connection medicine storage tank with third pipeline between the reaction treatment pond, locate second dosing pump on the third pipeline.

8. The wastewater treatment system according to claim 1, wherein: the first detection unit comprises a ph value detector which is also used for detecting the ph value of the water in the reaction treatment pool on line.

9. The sewage treatment system of claim 7 wherein the first dosing pump, the metering pump, the second dosing pump and the screw feeder are in signal connection with the first monitoring module.