CN214088050U - Raw water treatment device - Google Patents
Raw water treatment device Download PDFInfo
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- CN214088050U CN214088050U CN202023196104.4U CN202023196104U CN214088050U CN 214088050 U CN214088050 U CN 214088050U CN 202023196104 U CN202023196104 U CN 202023196104U CN 214088050 U CN214088050 U CN 214088050U
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Abstract
The utility model discloses a raw water treatment device, which comprises a raw water tank, a filtering module and a PH detection module arranged in front of an inlet of the filtering module; the raw water tank with first bypass and second bypass of parallel connection between the filtration module, the second bypass is equipped with the PH and adjusts the module, works as when PH detection module detects that the PH of raw water surpasss the default, the second bypass switches on just first bypass is closed. The utility model provides a raw water treatment facilities can effectively adjust the PH value of raw water, improve equipment reliability reduces the maintenance cost of follow-up equipment.
Description
Technical Field
The utility model relates to a water treatment field, in particular to raw water treatment device.
Background
The large-scale thermal power plant is a main source of electric power in China and is one of the polluted households. In the aspect of green development, the environment-friendly, energy-saving and emission-reducing operators rely more on new technologies and treatment modes of thermal power plants. In recent years, the country puts more strict requirements on the water consumption and drainage standards of the thermal power plant, and whether the water treatment equipment of the thermal power plant operates normally is directly related to the safe and stable operation of the unit. At present, the water from the raw water tank of the water treatment system is the water source after the reclaimed water treatment, the phenomenon of unstable water quality frequently occurs in the use process, and the alkalinity of the water quality is too high, so that the subsequent water treatment equipment is seriously corroded and scaled.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a raw water treatment facilities can effectively adjust the PH value of raw water, improve equipment reliability, reduces the maintenance cost of follow-up equipment.
In order to achieve the purpose, the utility model provides a raw water treatment device, which comprises a raw water tank, a filtering module and a PH detection module arranged in front of an inlet of the filtering module;
the raw water tank with first bypass and second bypass of parallel connection between the filtration module, the second bypass is equipped with the PH and adjusts the module, works as when PH detection module detects that the PH of raw water surpasss the default, the second bypass switches on just first bypass is closed.
Optionally, the first bypass is provided with a first solenoid valve, a second solenoid valve is arranged between the PH adjusting module and the raw water tank, the PH adjusting module comprises an acid adding mixer and an acid conveying pipeline which faces the acid adding mixer and conveys an acid solution, and the acid conveying pipeline is provided with a third solenoid valve.
Optionally, a water delivery module is arranged between the raw water tank and both the first bypass and the second bypass.
Optionally, the water delivery module is an ultrafiltration feed pump.
Optionally, the PH detection device further comprises a control module, wherein the control module is connected with the PH detection module, the first electromagnetic valve, the second electromagnetic valve and the third electromagnetic valve, so as to adjust the first electromagnetic valve, the second electromagnetic valve and the third electromagnetic valve to be switched on and off according to the PH value detected by the PH detection module.
Optionally, the PH detection module is a PH meter.
Optionally, the filtration module is a laminated filter.
Optionally, the second bypass is provided with a first flow meter and the acid pipeline is provided with a second flow meter.
Optionally, a stirring module is arranged in the acid adding mixer.
Compared with the prior art, the raw water treatment device provided by the utility model is provided with two groups of water delivery channels connected in parallel between the raw water tank and the filtering module, namely a first bypass and a second bypass, and the PH adjusting module is arranged on the second bypass; when the PH detection module detects that the PH value of raw water at the inlet of the filtering module is within a preset range, the raw water of the raw water tank flows to the filtering module through a first bypass; when the PH detection module detects that the raw water PH at the inlet of the filtering module exceeds the preset value, the first bypass is closed by the accessible, the second bypass is switched for water delivery, and the PH adjusting module of the second bypass adjusts the PH of the raw water by adding medicines, so that scaling or corrosion caused by the fact that the PH value of the raw water is higher in the filtering module and subsequent equipment are avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic view of a raw water treatment apparatus according to an embodiment of the present invention.
Wherein:
the device comprises a raw water tank 1, a water delivery module 2, a first electromagnetic valve 3, a second electromagnetic valve 4, an acid adding mixer 5, an acid delivery pipeline 6, a third electromagnetic valve 7, a PH meter 8, a filtering module 9, a first flowmeter 10 and a second flowmeter 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
Referring to fig. 1, fig. 1 is a schematic view of a raw water treatment device according to an embodiment of the present invention.
The utility model provides a raw water treatment facilities includes former water tank 1, filter module 9 and sets up the PH detection module in the 9 entrances of filter module. The raw water tank 1 and the filter module 9 are communicated through two groups of water delivery channels which are connected in parallel, namely a first bypass and a second bypass; in other words, the raw water in the raw water tank 1 can flow not only to the filter module 9 through the first bypass but also to the filter module 9 through the second bypass. The PH detection module is arranged at the inlet of the filtering module 9, and the PH adjustment module is arranged at the second bypass to adjust the flow path of the raw water.
When the PH detection module detects that the PH value of raw water at an inlet of the filtration module 9 is within a preset range, raw water in the raw water tank 1 flows to the filtration module 9 through a first bypass; when the PH detection module detects that the raw water PH at the inlet of the filtering module 9 exceeds the preset value, the first bypass can be closed by the access, the second bypass is switched for water delivery, and the PH adjusting module of the second bypass adjusts the PH of the raw water by adding medicines, so that scaling or corrosion caused by the fact that the PH value of the raw water is higher in the filtering module 9 and subsequent equipment are avoided.
In the embodiment shown in fig. 1, the first bypass comprises a bypass pipeline and a first solenoid valve 3 disposed on the bypass pipeline, the second bypass comprises a bypass pipeline and a second solenoid valve 4 disposed on the bypass pipeline, the PH adjusting module comprises an acid adding mixer 5 and an acid conveying pipeline 6 disposed above the acid adding mixer 5, and the acid conveying pipeline 6 is provided with a third solenoid valve 7. The second solenoid valve 4 is connected before adding sour blender 5, and the PH detection module adopts PH meter 8, and PH meter 8 is connected after first bypass and second bypass export junction with filter module 9 entrance before, and filter module 9 specifically can adopt the filter of lamination formula filter or other models.
The flow path of the raw water flowing from the raw water tank 1 to the filter module 9 can be adjusted by observing the PH detected by the PH meter 8 by an operator. Specifically, the PH value detected by the PH meter 8 is transmitted to the computer, and an operator can observe the PH value of raw water at the inlet of the filtering module 9 in real time in the main control room through the computer, and remotely control the opening and closing of the first electromagnetic valve 3, the second electromagnetic valve 4 and the third electromagnetic valve 7 according to the PH value of the raw water. When the pH value does not exceed the preset value, an operator controls the first electromagnetic valve 3 to be opened, the second electromagnetic valve 4 and the third electromagnetic valve 7 to be closed, and raw water only flows to the filtering module 9 through the first bypass; obviously, the first electromagnetic valve 3 and the second electromagnetic valve 4 can be controlled to be opened simultaneously, the third electromagnetic valve 7 is closed, and the raw water flows through the second bypass but does not perform the operation of adding chemicals and adjusting pH; when the PH value of raw water is greater than the set value, the operation personnel control second solenoid valve 4 and third solenoid valve 7 to open, close first solenoid valve 3 simultaneously, change the aperture of third solenoid valve 7 through observing the PH value of water after adding sour blender 5 neutralization treatment, adjust the PH value after the neutralization to suitable, practice thrift the acid solution, reduce and adjust the PH cost.
Preferably, the raw water treatment device further comprises a control module, the control module is connected with the PH meter 8, the first electromagnetic valve 3, the second electromagnetic valve 4 and the third electromagnetic valve 7, the PH value detected by the PH meter 8 is fed back to the control module, and the control module replaces manual control on opening or closing of the first electromagnetic valve 3, the second electromagnetic valve 4 and the third electromagnetic valve 7, so that the operation reliability of the raw water treatment device is improved. The control module is specifically a DCS system, and raw water treatment and discharge are uniformly regulated by the DCS system through the control logic of the first electromagnetic valve 3, the second electromagnetic valve 4 and the third electromagnetic valve 7 which are integrated into the DCS system.
Further, the second bypass is connected with a first flow meter 10, and the first flow meter 10 is arranged between the second electromagnetic valve 4 and the acid adding mixer 5; the acid conveying pipeline 7 is provided with a second flowmeter 11, the second flowmeter 11 is arranged between the third electromagnetic valve 7 and the acid adding mixer 5, so that an operator or a control system can adjust the opening degrees of the second electromagnetic valve 4 and the third electromagnetic valve 7 according to the flow of raw water, the flow of PH and acid solution and the PH, the PH value of water after neutralization treatment in the acid adding mixer 5 is ensured to meet the treatment standard of subsequent equipment, and the subsequent equipment is prevented from scaling or corrosion. And a water delivery device is arranged between the raw water tank and the inlets of the first bypass and the second bypass, and the water delivery device can adopt an ultrafiltration feed pump.
Still set up the stirring module in the acid adding blender 5, stir the raw water in the acid adding blender 5 through the stirring module and mix with the acid solution for the speed of neutralization. The start-stop control switch of the driving mechanism of the stirring module is connected with the control module, and the stirring module is started to operate if and only if the second electromagnetic valve 4 and the third electromagnetic valve 7 are opened.
Obviously, the raw water treatment device can also be provided with a third bypass according to requirements, the third bypass is provided with a fourth electromagnetic valve, an alkali adding mixer, an alkali conveying pipeline and a fifth electromagnetic valve, and the second bypass can be referred to for the arrangement of the third bypass. In this way, the raw water treatment apparatus can be used not only for treating raw water with a high PH value but also for treating raw water with a low PH value. When the pH value of the raw water is suitable for being directly conveyed to the filtering module, the first electromagnetic valve 3 can be opened or the first electromagnetic valve 3, the second electromagnetic valve 4 and the fourth electromagnetic valve can be simultaneously opened and the third electromagnetic valve 7 and the fifth electromagnetic valve can be closed for water conveying; when the pH value of the raw water is lower, closing the first electromagnetic valve 3, the second electromagnetic valve 4 and the third electromagnetic valve 7, and opening the fourth electromagnetic valve and the fifth electromagnetic valve; when the PH value of the raw water is higher, the first electromagnetic valve 3, the fourth electromagnetic valve and the fifth electromagnetic valve are closed, and the second electromagnetic valve 4 and the third electromagnetic valve 7 are opened. And a stirring module can be arranged in the alkali adding mixer according to the requirement.
It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The above details are provided for the raw water treatment device provided by the utility model. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (9)
1. A raw water treatment device is characterized by comprising a raw water tank (1), a filtering module (9) and a PH detection module arranged in front of an inlet of the filtering module (9);
the raw water tank (1) and the filter module (9) are connected in parallel with a first bypass and a second bypass, the second bypass is provided with a PH adjusting module, and when the PH detecting module detects that the PH of raw water exceeds a preset value, the second bypass is switched on and the first bypass is switched off.
2. The raw water treatment device according to claim 1, characterized in that the first bypass is provided with a first solenoid valve (3), a second solenoid valve (4) is provided between the PH adjusting module and the raw water tank (1), the PH adjusting module comprises an acid adding mixer (5) and an acid delivery pipe (6) delivering an acid solution towards the acid adding mixer (5), and the acid delivery pipe (6) is provided with a third solenoid valve (7).
3. The raw water treatment apparatus according to claim 2, characterized in that a water delivery module (2) is provided between the raw water tank (1) and both of the first bypass and the second bypass.
4. Raw water treatment plant according to claim 3, characterized in that the water delivery module (2) is an ultrafiltration feed pump.
5. The raw water treatment device according to any one of claims 2 to 4, characterized by further comprising a control module, wherein the control module is connected with the PH detection module, the first solenoid valve (3), the second solenoid valve (4) and the third solenoid valve (7) to adjust the first solenoid valve (3), the second solenoid valve (4) and the third solenoid valve (7) to be turned on and off according to the PH value detected by the PH detection module.
6. The raw water treatment device according to claim 5, wherein the pH detection module is a pH meter (8).
7. The raw water treatment plant according to claim 6, characterized in that the filter module (9) is a laminated filter.
8. The raw water treatment plant according to claim 7, characterized in that the second bypass is provided with a first flow meter (10) and the acid conduit (6) is provided with a second flow meter (11).
9. The raw water treatment apparatus as claimed in claim 8, wherein a stirring module is provided in the acid-adding mixer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023196104.4U CN214088050U (en) | 2020-12-25 | 2020-12-25 | Raw water treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023196104.4U CN214088050U (en) | 2020-12-25 | 2020-12-25 | Raw water treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214088050U true CN214088050U (en) | 2021-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023196104.4U Active CN214088050U (en) | 2020-12-25 | 2020-12-25 | Raw water treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214088050U (en) |
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2020
- 2020-12-25 CN CN202023196104.4U patent/CN214088050U/en active Active
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