CN219239291U - Waste water treatment device - Google Patents
Waste water treatment device Download PDFInfo
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- CN219239291U CN219239291U CN202320132504.3U CN202320132504U CN219239291U CN 219239291 U CN219239291 U CN 219239291U CN 202320132504 U CN202320132504 U CN 202320132504U CN 219239291 U CN219239291 U CN 219239291U
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- 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
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model discloses a wastewater treatment device, which comprises a wastewater tank, a reagent tank and a reaction tank, wherein the wastewater tank is connected with the reaction tank through a liquid inlet pipeline, the reagent tank is connected with the reaction tank through a medicine supply pipeline, the reaction tank is connected with a sludge discharge pipeline, the wastewater treatment device also comprises a test container, the test container is connected with the wastewater tank through a sampling pipeline and is connected with the reagent tank through a medicine supply pipeline, and a mixing device, a first PH meter and a first sewage concentration detector for detecting the sewage concentration in the test container are arranged in the test container; the water pump of feed liquor pipeline, the sampling pump of sampling pipeline, the feed pump of feed pipeline, the mud pump of mud pipeline, mixing arrangement, first PH meter and first sewage concentration detector connection controlling means. According to the utility model, before adding the medicament into the reaction tank, the amount of the medicament added into the reaction tank can be determined according to the reaction condition of the sampling wastewater in the test container, automatic adjustment is realized, manual sampling and testing are not needed, the labor cost and the time cost are reduced, and the efficiency is high.
Description
Technical Field
The utility model relates to the field of environmental protection equipment, in particular to a wastewater treatment device.
Background
The main contaminant in the wastewater produced in the electroplating industry is complex heavy metals.
The existing electroplating wastewater treatment equipment has a complex structure as shown in an authorized bulletin No. CN15236675B, and when medicines are added into each tank body, the dosage is required to be adjusted by manual experiment of experimenters each time in actual treatment due to the fact that the sewage concentration in each water inlet tank body is different, and therefore time and labor are wasted.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provide a wastewater treatment device.
The aim of the utility model is achieved by the following technical scheme:
the wastewater treatment device comprises a wastewater tank, a reagent tank and a reaction tank, wherein the wastewater tank is connected with the reaction tank through a liquid inlet pipeline, the reagent tank is connected with the reaction tank through a medicine supply pipeline, the reaction tank is connected with a mud discharge pipeline and a liquid discharge pipeline, the wastewater treatment device further comprises a test container, the test container is connected with the wastewater tank through a sampling pipeline and is connected with the reagent tank through the medicine supply pipeline, and a mixing device, a first PH meter and a first sewage concentration detector for detecting the sewage concentration in the test container are arranged in the test container; the device comprises a water pump of a liquid inlet pipeline, a sampling pump of a sampling pipeline, a medicine supply pump of a medicine supply pipeline, a mud pump of a mud discharge pipeline, a liquid discharge pump of a liquid discharge pipeline, a mixing device, a first PH meter and a first sewage concentration detector connection control device.
Preferably, in the wastewater treatment device, the test container is a cylindrical glass container of 5 milliliters.
Preferably, in the wastewater treatment device, the mixing device comprises an aerator arranged at the bottom of the test container, the aerator is connected with an air blowing device through an air supply pipeline, and the air blowing device is connected with the control device.
Preferably, in the wastewater treatment device, the aerator comprises aeration branch pipes which are distributed in a cross shape or a rice shape.
Preferably, in the wastewater treatment device, the test container is further internally provided with a sludge interface instrument for detecting the height of the sludge in the test container, and the sludge interface instrument is connected with the control device.
Preferably, in the wastewater treatment device, the sludge discharge pipeline comprises a sludge discharge branch extending to the bottom of the test container.
Preferably, in the wastewater treatment device, the control device comprises a touch control operation screen.
Waste water treatment device, including the retort, the retort is connected and is used for pumping into the feed liquor pipeline of waste water and the mud pipeline that is used for the mud in it, its characterized in that: the device comprises a water inlet pipeline, a sampling pipeline, a sludge discharge pipeline, a mixing device, a first PH meter and a first sewage concentration detector, and is characterized by further comprising a testing container, wherein the testing container is connected with the sampling pipeline for pumping wastewater into the testing container, the mixing device, the first PH meter and the first sewage concentration detector are arranged in the testing container, and the water pump of the water inlet pipeline, the sampling pump of the sampling pipeline and the sludge discharge pump of the sludge discharge pipeline are connected with a control device.
Preferably, in the wastewater treatment device, a sludge interface instrument for measuring the height of the sludge in the test container is further arranged at the test container, and the sludge interface instrument is connected with the control device.
The technical scheme of the utility model has the advantages that:
according to the utility model, the test container is arranged, and the PH meter and the sewage concentration detector are arranged in the test container, so that before the medicament is added into the reaction tank, the amount of the medicament added into the reaction tank is determined according to the reaction condition of the sampled wastewater in the test container, the automatic adjustment is realized, the manual sampling and testing are not needed, the labor cost and the time cost are reduced, and the efficiency is high.
According to the utility model, the sludge interface instrument is arranged at the test container, so that the sludge quantity generated in the test container can be accurately determined, and an effective data basis can be provided for accurately controlling the work of the sludge discharge pump.
The utility model adopts an aeration mode in the test container to realize the mixing of the medicaments, can be effectively matched with the size of the test container, and has high efficiency and good mixing effect.
The utility model connects the test container with the mud discharging pipeline, thereby being capable of automatically discharging mud after sampling test without manual operation.
Drawings
FIG. 1 is a schematic diagram of embodiment 1 of the present utility model (broken lines in the figure are communication lines connecting a control device with electrical equipment such as pumps, valves, detectors, and blower devices);
FIG. 2 is a schematic view of the test vessel of the present utility model and an aerator disposed therein;
fig. 3 is a schematic diagram of embodiment 2 of the present utility model (the broken line in the figure is a communication line connecting the control device and the electrical equipment such as the pump, the valve, the detection instrument, the blower device, etc.).
Detailed Description
The objects, advantages and features of the present utility model are illustrated and explained by the following non-limiting description of preferred embodiments. These embodiments are only typical examples of the technical scheme of the utility model, and all technical schemes formed by adopting equivalent substitution or equivalent transformation fall within the scope of the utility model.
In the description of the embodiments, it should be noted that the positional or positional relationship indicated by the terms such as "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in the specific orientation, and thus are not to be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The utility model is described below with reference to the accompanying drawings, and as shown in fig. 1, the wastewater treatment device comprises a wastewater tank 1, a medicament tank 2 and a reaction tank 3, wherein the wastewater tank 1 is connected with the reaction tank 3 through a liquid inlet pipeline 4, the medicament tank 2 is connected with the reaction tank 3 through a medicament supply pipeline 5, the reaction tank 3 is connected with a sludge discharge pipeline 6, and the reaction tank 3 is connected with a liquid discharge pipeline. During operation, the liquid inlet pipeline 4 pumps the wastewater in the wastewater tank 1 into the reaction tank 3, the drug supply pipeline 5 pumps the drug in the wastewater tank into the reaction tank 3 for reaction, after the reaction, the liquid discharge pump of the liquid discharge pipeline starts to discharge the reacted wastewater out of the reaction tank 3, and when the sludge in the reaction tank 3 reaches a certain discharge condition, the sludge discharge pipeline 6 discharges the sludge at the tank bottom of the reaction tank 3.
As shown in fig. 1, a liquid level meter 31 is arranged in the reaction tank 3 for controlling the amount of water added into the reaction tank; the reaction tank 3 is further provided therein with a stirrer 32 for stirring and mixing the chemical and the wastewater, and a second PH meter 33 for measuring the PH value of the wastewater therein. A second sewage concentration detector (not shown in the figure) may also be arranged in the reaction tank 3 to measure the pollutant concentration of the sewage in the reaction tank 3, and more preferably, the second sewage concentration detector may also be arranged in the wastewater tank 1 or at the liquid inlet pipeline 4.
As shown in fig. 1, the liquid inlet pipeline 4 at least comprises a liquid inlet pipeline connecting the wastewater tank 1 and the reaction tank 3 and a water pump 41 arranged on the liquid inlet pipeline. The drug supply line 5 includes at least a drug pipe connecting the drug tank 2 and the reaction tank 3, and a drug supply pump 51 provided on the drug pipe. The sludge discharge pipeline 6 comprises a sludge discharge pipe connected to the bottom of the tank body of the reaction tank 3 and a sludge discharge pump 61 arranged on the sludge discharge pipe. The liquid discharge pipeline comprises a liquid discharge pipeline and a liquid discharge pump arranged on the liquid discharge pipeline. Of course, the pipelines can also comprise valve bodies, flow meters and other devices of the conventional pipelines.
As shown in fig. 1, the wastewater treatment device further comprises a test container 7, the test container 7 is connected with the wastewater tank 1 through a sampling pipeline 8 and with the chemical tank 2 through a chemical supply pipeline 5, a mixing device 71 is arranged in the test container 7, a first PH meter 72 is arranged in the test container 7, and a sludge interface instrument 73 for measuring the sludge height in the test container 7 is further arranged at the test container 7.
The test vessel 7 is a 5 ml cylindrical glass vessel, and the sludge interface meter 73 may be a known light-sensitive interface meter provided at the outer wall of the test vessel 7, or the sludge interface meter 73 may be a known ultrasonic sludge interface meter provided in the test vessel 7. The sampling pipeline 8 comprises a sampling pipeline with one end connected with the wastewater tank 1 and the other end extending into the test container 7, the sampling pipeline is provided with a sampling pump 81, and the sampling pipeline is also provided with a valve body, a flowmeter and the like. Of course, one end of the sampling pipe may be connected to the liquid inlet pipe 4, and the connection point of the sampling pipe and the liquid inlet pipe is located at the upstream of the water pump, and an electromagnetic valve located at the upstream of the sampling pump 81 is disposed at the downstream of the connection point of the sampling pipe and the liquid inlet pipe 4, and the electromagnetic valve is connected with the control device. At this time, a solenoid valve is arranged on the liquid inlet pipeline of the liquid inlet pipeline and positioned between the connection point of the liquid inlet pipeline and the sampling pipeline and the water pump, and the solenoid valve is connected with the control device.
The medicine supply pipeline 5 comprises a medicine adding branch pipe 52, one end of the medicine adding branch pipe extends into the test container 7, the other end of the medicine adding branch pipe is connected to a medicine adding main pipe 53, a first electromagnetic valve for controlling the on-off state of the medicine adding branch pipe is arranged at the medicine adding branch pipe, and the first electromagnetic valve is connected with the control device 9.
Because the size of the test container 7 is small, the mixing device 71 preferably adopts an aeration mode to achieve mixing of the chemical and the wastewater, and correspondingly, the mixing device 71 comprises an aerator arranged at the bottom of the test container 7, the aerator is connected with an air-blowing device 75 outside the test container 7 through an air supply pipeline, the air-blowing device is connected with the control device 9, and a control valve (not shown in the figure) for controlling the on-off of the air supply pipeline is arranged on the air supply pipeline, and the control valve is, for example, an electromagnetic valve, and is connected with the control device 9.
In order to fully and uniformly mix the chemical and the wastewater, as shown in fig. 2, the aerator comprises aeration branch pipes distributed in a cross shape or in a rice shape, namely, the aerator comprises four or 6 aeration branch pipes 76, a plurality of micropores are formed on each aeration branch pipe, the inner end of each aeration branch pipe 76 is connected to an air inlet disc 77 and is communicated with the inner cavity of the air inlet disc, the top of the air inlet disc 77 is provided with an air inlet, and the air inlet is connected with the air supply pipeline, so that a large amount of tiny bubbles can be generated to effectively cover all corners of the test container 7, so that the mixing is more efficient, and the air can be quickly and uniformly conveyed to all aeration branch pipes.
As shown in fig. 1, a first sewage concentration detector 75 for detecting the sewage concentration in the tank is further disposed in the test container 7, the first sewage concentration detector 75 is connected with the control device 9, and the control device 9 can determine whether the dosage meets the actual requirement according to the signal of the first sewage concentration detector 75. The specific determination process will be described in detail later, and is not described in detail here.
Since the test vessel 7 stores sludge after the reaction, the wastewater and sludge need to be removed before the next sampling, and the removal operation can be performed manually. More preferably, as shown in fig. 1, the sludge discharge pipeline 6 is connected with the test container 7, that is, the sludge discharge pipeline 6 includes a sludge discharge branch 62, the sludge discharge branch includes a sludge discharge branch pipe, one end of the sludge discharge branch pipe extends to the bottom of the test container 7, the other end of the sludge discharge branch pipe is connected with a sludge discharge main pipe of the sludge discharge pipeline 6, and a second valve body for controlling the on-off of the sludge discharge branch pipe is arranged on the sludge discharge branch pipe, and the second valve body is also an electromagnetic valve and is connected with the control device 9, when waste water and sludge in the test container 7 need to be discharged, the sludge discharge pump 61 is started, the valve body on the sludge discharge main pipe is closed at the moment, and meanwhile, when the sludge discharge main pipe is used for discharging sludge, the second valve body on the sludge discharge branch pipe is closed.
As shown in fig. 1, the control device 9 is preferably a PLC, which includes a touch control operation screen 91, and the water pump 41 of the liquid inlet pipeline 4, the sampling pump 81 of the sampling pipeline 8, the medicine supply pump 51 of the medicine supply pipeline 5, the mud pump 61 of the mud discharge pipeline 6, the mixing device 71, the first PH meter 72, and the mud interface meter 73 are connected to the control device 9.
When the whole wastewater treatment device works, the control device 9 controls the sampling pump 81 to sample a certain amount of wastewater into the test container 7, then the dosing amount is determined according to the wastewater concentration detected by the first wastewater concentration detector 75 or the second wastewater concentration detector and the wastewater amount sampled into the test container 7, then the control device 9 controls the dosing pump to start pumping the reagent with corresponding dosage into the test container 7, then the control device 9 controls the air blowing device to perform aeration and react for a period of time, after the reaction is finished, the first wastewater concentration detector 75 detects the concentration of pollutants in the wastewater after the reaction, and the dosing amount is determined to be proper and the dosing amount required to be added in the reaction tank 3 is calculated through comparing the concentration of pollutants before and after the reaction. At the same time, the amount of sludge (sludge volume) in the test vessel 7 can be determined by the sludge interface meter 73.
Next, the water pump 41 of the liquid feed line 4 is started to pump a certain amount of wastewater into the reaction tank 3, and the chemical is added to the reaction tank 3 according to the amount of wastewater in the reaction tank 3 and according to the amount of chemical to be added determined at the test vessel 7 and the stirrer 32 is started to react for a certain period of time. When the amount of sludge generated after each reaction of the reaction tank 3 is determined and the amount of sludge accumulated in the reaction tank 3 is determined based on the amount of sludge determined at the test vessel 7, the control device 9 activates the sludge discharge pump 61 of the sludge discharge line 6 to discharge the sludge in the reaction tank 3 when the amount of sludge reaches a predetermined value based on the determined amount of sludge.
Example 2
In practical application, the sewage treatment device on site is provided with the equipment such as the sewage tank 1, the medicament tank 2 and the dosing pump, so in this embodiment, as shown in fig. 3, the sewage treatment device can omit the structure, that is, the sewage treatment device comprises the reaction tank 3, the reaction tank 3 is connected with a liquid inlet pipeline for pumping the sewage into the reaction tank and a sludge discharge pipeline 6 for discharging sludge, the sewage treatment device further comprises a test container 7, the test container 7 is connected with a sampling pipeline 8 for pumping the sewage into the test container 7, a mixing device 71 is arranged in the test container 7, a first PH meter 72 is arranged in the test container 7, a sludge interface instrument 73 for measuring the height of the sludge in the test container 7 is also arranged at the test container 7, and the water pump 41 of the liquid inlet pipeline 4, the sampling pump 81 of the sampling pipeline 8, the sludge discharge pump 61 of the sludge discharge pipeline 6, the mixing device 71, the first PH meter 72 and the sludge interface instrument 73 are connected with the control device 9.
The test container 7 is further provided therein with a first sewage concentration detector 74 for measuring the sewage concentration therein, and the first sewage concentration detector is connected to the control device.
At this time, the sampling pipeline 8 and the liquid inlet pipeline are connected with the existing wastewater tank, the existing dosing pipeline is connected with the test container and the reaction tank, and finally the dosing pump of the existing treatment equipment is connected with the control device 9 in the embodiment through a communication line.
The utility model has various embodiments, and all technical schemes formed by equivalent transformation or equivalent transformation fall within the protection scope of the utility model.
Claims (9)
1. The wastewater treatment device comprises a wastewater tank, a reagent tank and a reaction tank, wherein the wastewater tank is connected with the reaction tank through a liquid inlet pipeline, the reagent tank is connected with the reaction tank through a medicine supply pipeline, and the reaction tank is connected with a mud discharge pipeline and a liquid discharge pipeline, and is characterized in that: the device comprises a chemical tank, a sampling pipeline, a chemical tank, a mixing device, a first PH meter and a first sewage concentration detector, wherein the chemical tank is connected with the chemical tank through the sampling pipeline; the device comprises a water pump of a liquid inlet pipeline, a sampling pump of a sampling pipeline, a medicine supply pump of a medicine supply pipeline, a mud pump of a mud discharge pipeline, a liquid discharge pump of a liquid discharge pipeline, a mixing device, a first PH meter and a first sewage concentration detector connection control device.
2. The wastewater treatment apparatus according to claim 1, wherein: the test vessel was a 5 ml cylindrical glass vessel.
3. The wastewater treatment apparatus according to claim 1, wherein: the mixing device comprises an aerator arranged at the bottom of the test container, the aerator is connected with an air blowing device through an air supply pipeline, and the air blowing device is connected with the control device.
4. A wastewater treatment plant according to claim 3, characterized in that: the aerator comprises aeration branch pipes which are distributed in a cross shape or a rice shape.
5. The wastewater treatment apparatus according to claim 1, wherein: the test container is internally provided with a sludge interface instrument for detecting the height of the sludge in the test container, and the sludge interface instrument is connected with the control device.
6. The wastewater treatment apparatus according to claim 1, wherein: the sludge discharge pipeline comprises a sludge discharge branch extending to the bottom of the test container.
7. The wastewater treatment apparatus according to any one of claims 1 to 6, wherein: the control device comprises a touch control operation screen.
8. Waste water treatment device, including the retort, the retort is connected and is used for pumping into the feed liquor pipeline of waste water and the mud pipeline that is used for the mud in it, its characterized in that: the device comprises a water inlet pipeline, a sampling pipeline, a sludge discharge pipeline, a mixing device, a first PH meter and a first sewage concentration detector, and is characterized by further comprising a testing container, wherein the testing container is connected with the sampling pipeline for pumping wastewater into the testing container, the mixing device, the first PH meter and the first sewage concentration detector are arranged in the testing container, and the water pump of the water inlet pipeline, the sampling pump of the sampling pipeline and the sludge discharge pump of the sludge discharge pipeline are connected with a control device.
9. The wastewater treatment apparatus according to claim 8, wherein: the testing container is also provided with a sludge interface instrument for measuring the height of the sludge in the testing container, and the sludge interface instrument is connected with the control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320132504.3U CN219239291U (en) | 2023-02-06 | 2023-02-06 | Waste water treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320132504.3U CN219239291U (en) | 2023-02-06 | 2023-02-06 | Waste water treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219239291U true CN219239291U (en) | 2023-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320132504.3U Active CN219239291U (en) | 2023-02-06 | 2023-02-06 | Waste water treatment device |
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| CN (1) | CN219239291U (en) |
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2023
- 2023-02-06 CN CN202320132504.3U patent/CN219239291U/en active Active
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