CN216191641U - Fluorine-containing wastewater treatment device - Google Patents
Fluorine-containing wastewater treatment device Download PDFInfo
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- CN216191641U CN216191641U CN202121636834.3U CN202121636834U CN216191641U CN 216191641 U CN216191641 U CN 216191641U CN 202121636834 U CN202121636834 U CN 202121636834U CN 216191641 U CN216191641 U CN 216191641U
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Abstract
The utility model relates to a fluorine-containing wastewater treatment device, which comprises a fluorine-containing wastewater collecting tank, a PH adjusting tank, an electric flocculation tank, a sedimentation tank and a deep cleaning tank which are connected in sequence through pipelines; the electric flocculation tank comprises an electrolytic tank, an electrode plate is arranged in the electrolytic tank, and an aeration device is arranged at the bottom of the electrolytic tank; the upper end of the precipitation tank is fixedly connected with a motor, the lower end of the motor is rotationally connected with a rotating shaft, the outer surface of the rotating shaft is provided with a stirring blade, the lower end of the stirring blade is provided with a threaded rod, one end of the threaded rod is sleeved with a slidable sliding block, the threaded rod penetrates through the precipitation tank and is fixedly connected with a handle, the other end of the threaded rod is fixedly connected with the inner wall of the precipitation tank, the upper end of the sliding block is fixedly connected with a limiting rod, and the lower end of the sliding block is fixedly connected with a brush; the inside adsorption component that is equipped with of degree of depth filter tank. The utility model effectively solves the problem that the fluorine content of the fluorine wastewater is not qualified in discharge, improves the effect and efficiency of sewage treatment, and can meet the requirement of higher environmental protection standard.
Description
Technical Field
The utility model relates to a sewage treatment technology, in particular to a fluorine-containing wastewater treatment device.
Background
The fluorine chemical industry in China develops rapidly, the general market of fluorine chemical industry is increasing at a speed of 15-20%, and the fluorine chemical industry is one of the industries with the highest development speed in the chemical industry field in a longer period in future. However, a large amount of fluorine-containing wastewater is generated in the manufacturing process of the fluorine chemical products, and the environment is easily polluted.
Soil, seawater, ground water and underground water in the environment all contain fluorine, the fluorine content of the underground water under the common condition is 1.0-3.0 mg/L generally, but the underground water is affected by fluorine pollution, high-fluorine areas are formed in some areas, and the fluorine content of the high-fluorine areas can reach 10-20 mg/L. Fluorine pollution refers to environmental pollution caused by fluorine and its compounds, and mainly comes from emissions of aluminum smelting, phosphate ore processing, phosphate fertilizer production, fluorine chemical industry, semiconductor and liquid crystal screen industry, steel smelting and coal combustion processes. If residents in high-fluorine areas drink high-fluorine water for a long time, dental and skeletal fluorosis can occur, and the animals and plants can be poisoned by fluorine pollution, so that the agricultural and animal husbandry production is influenced. Therefore, the method has important significance for treating the fluorine-containing wastewater, preventing sewage and pollutants from directly flowing into a water area, improving the environment and the body health of people, promoting economic development and improving the urban grade.
In order to solve the above problems, workers in the field have conducted various studies on ecological revetments:
chinese patent application CN202020661064.7 discloses a high concentration fluorine-containing wastewater treatment device, which comprises: the device comprises a pretreatment tank, a liquid inlet pipe and a liquid outlet pipe which are arranged on the pretreatment tank, and wastewater treatment equipment connected with the liquid outlet pipe; the pretreatment tank comprises a lime feeding tank, a calcium salt feeding tank, a flocculation reaction tank and a precipitation tank which are connected in sequence, the lime feeding tank is connected with the liquid inlet pipe, and the precipitation tank is connected with the liquid outlet pipe; a pH controller is arranged in the lime feeding tank, and a fluorine ion monitor is arranged in the calcium salt feeding tank. This high concentration fluorine-containing wastewater treatment device can accurate control add the dose, avoid the medicament extravagant, makes water quality of water parameter stable, for the stable operation creation condition of follow-up processing facility, but it needs additionally to add the medicament, has increased the sludge volume.
Therefore, there is a need for further improvement of the fluorine-containing wastewater treatment apparatus to solve the above-mentioned disadvantages.
Disclosure of Invention
The purpose of the application is: the device for treating the fluorine-containing wastewater is used for solving and overcoming the defects of the prior art and the application, effectively solving the problem of unqualified fluorine content discharge of the fluorine wastewater, improving the sewage treatment effect and efficiency and meeting the requirement of higher environmental protection standard.
The device comprises a fluorine-containing wastewater collecting tank, a PH adjusting tank, an electric flocculation tank, a sedimentation tank and a deep cleaning tank which are sequentially connected through pipelines;
the electric flocculation tank comprises an electrolytic tank, the water outlet of the electrolytic tank is connected with the water inlet of the sedimentation tank, an electrode plate is arranged in the electrolytic tank, and an aeration device is arranged at the bottom of the electrolytic tank;
the upper end of the precipitation tank is fixedly connected with a motor, the lower end of the motor is rotatably connected with a rotating shaft, the outer surface of the rotating shaft is provided with a stirring blade, the lower end of the stirring blade is provided with a threaded rod, one end of the threaded rod is sleeved with a slidable sliding block, the threaded rod penetrates through the precipitation tank and is fixedly connected with a handle, the other end of the threaded rod is fixedly connected with the inner wall of the precipitation tank, the upper end of the sliding block is fixedly connected with a limiting rod, the lower end of the sliding block is fixedly connected with a brush, and the upper end of the limiting rod is embedded into the sliding tank;
the inside adsorption component that is equipped with of degree of depth filter tank, the horizontal parallel filter tank of adsorption component just with filter tank inner wall fixed connection.
Preferably, a stirrer and a pH monitor are arranged in the pH adjusting tank.
Preferably, the electrode plate comprises an anode plate and a cathode plate, the anode plate and the cathode plate are arranged in a staggered mode, and the anode plate and the cathode plate are correspondingly connected with the anode and the cathode of the power supply.
Preferably, the aeration device comprises an air pipe and an air conveying device, wherein one end of the air pipe is connected with the air conveying device, the other end of the air pipe is communicated with an aeration head, and the aeration head is arranged in the electrolytic bath.
Preferably, a water outlet is formed in one side of the deep cleaning tank and below the adsorption assembly, and a fluoride detector is arranged in the water outlet.
Preferably, the adsorption component is arranged into three layers, the upper filtering layer and the lower filtering layer are provided with a plurality of holes, the holes are arranged in a staggered mode, and the middle filtering layer is made of chelating resin.
Compared with the prior art, the application has the following obvious advantages and effects:
1. according to the utility model, the fluorine-containing wastewater collecting tank, the PH adjusting tank, the electric flocculation tank, the sedimentation tank and the deep cleaning tank are organically combined, so that the volume of sewage treatment is reduced, and the effect and efficiency of sewage treatment are improved.
2. In the utility model, the water outlet of the electrolytic cell is connected with the water inlet of the precipitation tank, the electrode plate is arranged in the electrolytic cell, the bottom of the electrolytic cell is provided with an aeration device for carrying out oxidation reduction reaction on organic or inorganic matters in the fluorine-containing wastewater, and further carrying out coagulation and floatation removal to separate pollutants from a water body, thereby effectively removing the fluorides in the wastewater.
3. According to the utility model, the motor is fixedly connected to the upper end of the precipitation tank, the lower end of the motor is rotatably connected with the rotating shaft, the outer surface of the rotating shaft is provided with the stirring blade, the lower end of the stirring blade is provided with the threaded rod, one end of the threaded rod is sleeved with the slidable sliding block, the threaded rod penetrates out of the precipitation tank and is fixedly connected with the handle, the other end of the threaded rod is fixedly connected with the inner wall of the precipitation tank, the upper end of the sliding block is fixedly connected with the limiting rod, the lower end of the sliding block is fixedly connected with the hairbrush, the upper end of the limiting rod is embedded into the sliding tank, the medicament and the fluorine-containing wastewater are fully reacted through stirring of the stirring blade, the reaction efficiency is improved, and through matching of the handle, the threaded rod and the sliding block, dirt retention of the fluorine-containing wastewater and the precipitation tank are effectively reduced, and water outlet blockage is avoided.
4. In the utility model, the adsorption component is arranged in the deep filter tank, so that the deep adsorption of fluorine ions is effectively carried out, and the requirement of higher environmental protection standard is met.
Drawings
FIG. 1 is a view showing the overall arrangement of a fluorine-containing wastewater treatment apparatus according to the present invention.
Fig. 2 is a schematic structural view of the adsorption module of the present application.
Reference numbers in this application:
1 fluoride-containing wastewater collection tank, 2PH adjustment tank, 21 stirrer, 22pH monitor, 3 electric flocculation tank, 31 electrolytic tank, 32 electrolytic tank water outlet, 33 electrode plate, 331 anode plate, 332 cathode plate, 34 aeration device, 341 air conveying equipment, 342 air pipe, 343 aeration head, 4 settling tank, 41 motor, 42 rotating shaft, 43 stirring blade, 44 threaded rod, 45 handle, 46 slide block, 47 brush, 48 limit rod, 49 sliding tank, 401 sludge port, 5 deep cleaning tank, 51 adsorption component, 52 deep cleaning tank water outlet, 53 fluoride detector, 511 upper filter layer, 512 middle filter layer, 513 lower filter layer.
Detailed Description
Specific embodiments thereof are described below in conjunction with the following description and the accompanying drawings to teach those skilled in the art how to make and use the best mode of the present application. For the purpose of teaching application principles, the following conventional aspects have been simplified or omitted. Those skilled in the art will appreciate variations from these embodiments that fall within the scope of the application. Those skilled in the art will appreciate that the features described below can be combined in various ways to form multiple variations of the present application. In the present application, the terms "upper", "lower", "left", "right", "middle" and "one" are used for clarity of description, and are not used to limit the scope of the utility model, and the relative relationship between the terms and the corresponding terms may be changed or adjusted without substantial technical change. Thus, the present application is not limited to the specific embodiments described below, but only by the claims and their equivalents.
Fig. 1 to 2 show an embodiment of a fluorine-containing wastewater treatment apparatus according to the present application.
The utility model relates to a fluorine-containing wastewater treatment device, which comprises a fluorine-containing wastewater collecting tank 1, a PH adjusting tank 2, an electric flocculation tank 3, a precipitation tank 4 and a deep cleaning tank 5 which are connected in sequence through pipelines; the electric flocculation tank 3 comprises an electrolytic tank 31, an electrode plate 33 is arranged in the electrolytic tank 31, and an aeration device 34 is arranged at the bottom of the electrolytic tank 31; the upper end of the precipitation tank 4 is fixedly connected with a motor 41, the lower end of the motor 41 is rotatably connected with a rotating shaft 42, the outer surface of the rotating shaft 42 is provided with a stirring blade 43, the lower end of the stirring blade is provided with a threaded rod 44, one end of the threaded rod 44 is sleeved with a slidable sliding block 46, the threaded rod 44 penetrates through the precipitation tank 4 and is fixedly connected with a handle 45, the other end of the threaded rod is fixedly connected with the inner wall of the precipitation tank 4, the upper end of the sliding block 46 is fixedly connected with a limiting rod 48, the lower end of the sliding block 46 is fixedly connected with a brush 47, and the upper end of the limiting rod 48 is embedded into a sliding groove 49; the interior of the depth filter tank is provided with an adsorption component 51. The utility model effectively solves the problem that the fluorine content of the fluorine wastewater is not qualified in discharge, improves the effect and efficiency of sewage treatment, and can meet the requirement of higher environmental protection standard.
As shown in fig. 1 and 2, in the embodiment of the present application,
the utility model provides a fluoride waste water treatment facilities, includes fluoride waste water collecting vat 1, PH adjustment tank 2, electric flocculation tank 3, precipitation tank 4 and the degree of depth washing tank 5 that loops through the pipe connection, all is equipped with the delivery pump on each pipeline, and fluoride waste water collecting vat 1 is connected the switch-on through pipeline and external fluoride waste water source. The organic cooperation of the fluorine-containing wastewater collecting tank 1, the PH adjusting tank 2, the electric flocculation tank 3, the sedimentation tank 4 and the deep cleaning tank 5 is passed, the volume of sewage treatment is reduced, and the effect and the efficiency of sewage treatment are improved.
The electric flocculation tank 3 comprises an electrolytic tank 31, a water outlet 32 of the electrolytic tank 31 is connected with a water inlet of the sedimentation tank 4, an electrode plate 33 is arranged in the electrolytic tank 31, the electrode plate 33 comprises an anode plate 331 and a cathode plate 332, the anode plate 331 and the cathode plate 332 are arranged in a staggered manner, the anode plate 331 and the cathode plate 332 are correspondingly connected with the anode and the cathode of a power supply, and the electrode plate 33 is an aluminum plate electrode; the bottom of the electrolytic tank 31 is provided with an aeration device 34, the aeration device 34 comprises an air pipe 342 and an air conveying device 341, one end of the air pipe 342 is connected with the air conveying device 341, the other end is communicated with an aeration head 343, and the aeration head 342 is arranged in the electrolytic tank 31. The organic or inorganic substances in the fluorine-containing wastewater are subjected to oxidation-reduction reaction, and then are coagulated and floated to separate pollutants from the water body, so that the fluoride in the wastewater can be effectively removed.
The upper end of the precipitation tank 4 is fixedly connected with a motor 41, the lower end of the motor 41 is rotatably connected with a rotating shaft 42, the outer surface of the rotating shaft 42 is provided with a stirring blade 43, the lower end of the stirring blade is provided with a threaded rod 44, one end of the threaded rod 44 is sleeved with a slidable sliding block 46, the threaded rod 44 penetrates through the precipitation tank 4 and is fixedly connected with a handle 45, the other end of the threaded rod is fixedly connected with the inner wall of the precipitation tank 4, the upper end of the sliding block 46 is fixedly connected with a limiting rod 48, the lower end of the sliding block 46 is fixedly connected with a brush 47, the upper end of the limiting rod 48 is embedded into a sliding groove 49, the upper end of the sliding groove 49 is provided with a strip-shaped opening, and the width of the sliding groove 49 is smaller than that of the precipitation tank 4, so that sludge accumulation and the sliding groove 49 are effectively avoided; through handle 45, threaded rod 44, slider 46, brush 47, stopper 48, under sliding tray 49's the cooperation, slider 46 removes on threaded rod 44 after rotating handle 45, slider 46 upper end is fixed with stopper 48, in the stopper embedding sliding tray 49, make slider 46 can not squint, keep same direction to remove, slider 46 lower extreme is equipped with brush 47, remove along with slider 46, reach when removing and clean 4 bottom dirt in the precipitation tank, the dirt that has reduced fluorine-containing waste water effectively is stayed and is in the precipitation tank 4, avoid the delivery port to block up.
Specifically, as shown in fig. 2, in the embodiment of the present application,
the inside adsorption component 51 that is equipped with of degree of depth filter tank, the horizontal parallel filter tank of adsorption component 51 and with filter tank inner wall fixed connection, adsorption component 51 sets up to the three-layer, goes up filter layer 511 and is equipped with a plurality of holes with lower filter layer 513, the hole is for crisscross placing, and middle filter layer 512 is chelate resin. By means of the staggered holes, sewage slowly passes through the middle filter layer 512, the stay time of the sewage in the middle filter layer 512 is longer, and the effect of fluorine-containing ions adsorbed by the middle filter layer 512 is more remarkable.
It should be noted that, as shown in fig. 1, in the embodiment of the present application,
the PH adjusting tank 2 is internally provided with a stirrer 21 and a pH monitor 22, the PH adjusting tank 2 can freely adjust the pH value, so that the pH value of the fluorine-containing wastewater meets the requirement, and the alkalinity can be improved or the acidity can be improved by adding alkaline substances or acidic substances into the PH adjusting tank 2. Through being provided with agitator 21 for the ion reacts fast, sets up pH monitor 22 in the pH adjustment tank 2, and shows pH value through display device is real-time, makes things convenient for the staff to adjust.
It should be noted that, as shown in fig. 1, in the embodiment of the present application,
the deep cleaning tank 5 is provided with a water outlet 52 at one side and below the adsorption assembly 51, a fluoride detector 53 is arranged in the water outlet, and the time of the adsorption assembly 51 is reminded through the detection value of the fluoride detector 53, so that the deep cleaning tank is convenient to use.
When the device is used, the fluorine-containing wastewater in the fluorine-containing wastewater collecting tank 1 enters the pH adjusting tank through the pipeline, and a worker adjusts the pH value in the pH adjusting tank to meet the requirement according to the requirement. Then the fluorine-containing wastewater reaching the preset pH value is conveyed into an electric flocculation tank 3, the electric flocculation tank 3 carries out oxidation reduction reaction on organic or inorganic matters in the fluorine-containing wastewater, and then the organic or inorganic matters are coagulated and floated to separate pollutants from a water body, so that the fluorides in the wastewater can be effectively removed, and then the liquid is conveyed into a precipitation tank 4 to be precipitated, so that substances such as solid particles, sludge and the like are separated, and then the liquid enters a deep cleaning tank 5 to effectively carry out deep adsorption on fluorine ions, and the requirements of higher environmental protection standards are met.
Since any modifications, equivalents, improvements, etc. made within the spirit and principles of the application may readily occur to those skilled in the art, it is intended to be included within the scope of the claims of this application.
Claims (6)
1. A fluorine-containing wastewater treatment device is characterized by comprising a fluorine-containing wastewater collecting tank, a PH adjusting tank, an electric flocculation tank, a sedimentation tank and a deep cleaning tank which are connected in sequence;
the electric flocculation tank comprises an electrolytic tank, the water outlet of the electrolytic tank is connected with the water inlet of the sedimentation tank, an electrode plate is arranged in the electrolytic tank, and an aeration device is arranged at the bottom of the electrolytic tank;
the upper end of the precipitation tank is fixedly connected with a motor, the lower end of the motor is rotatably connected with a rotating shaft, the outer surface of the rotating shaft is provided with a stirring blade, the lower end of the stirring blade is provided with a threaded rod, one end of the threaded rod is sleeved with a slidable sliding block, the threaded rod penetrates through the precipitation tank and is fixedly connected with a handle, the other end of the threaded rod is fixedly connected with the inner wall of the precipitation tank, the upper end of the sliding block is fixedly connected with a limiting rod, the lower end of the sliding block is fixedly connected with a brush, and the upper end of the limiting rod is embedded into the sliding tank;
the deep cleaning tank is internally provided with an adsorption component which is transversely parallel to the filter tank and is fixedly connected with the inner wall of the filter tank.
2. The fluorine-containing wastewater treatment apparatus according to claim 1, characterized in that: and a stirrer and a pH monitor are arranged in the pH adjusting tank.
3. The fluorine-containing wastewater treatment apparatus according to claim 1, characterized in that: the electrode plate comprises an anode plate and a cathode plate, the anode plate and the cathode plate are arranged in a staggered mode, and the anode plate and the cathode plate are correspondingly connected with the anode and the cathode of the power supply.
4. The fluorine-containing wastewater treatment apparatus according to claim 1, characterized in that: the aeration device comprises an air pipe and air conveying equipment, one end of the air pipe is connected with the air conveying equipment, the other end of the air pipe is communicated with an aeration head, and the aeration head is arranged in the electrolytic bath.
5. The fluorine-containing wastewater treatment apparatus according to claim 1, characterized in that: the deep cleaning tank is characterized in that a water outlet is formed in one side of the deep cleaning tank and below the adsorption assembly, and a fluoride detector is arranged in the water outlet.
6. The fluorine-containing wastewater treatment apparatus according to claim 1, characterized in that: the adsorption component is arranged into three layers, the upper filter layer and the lower filter layer are provided with a plurality of holes, the holes are arranged in a staggered mode, and the middle filter layer is made of chelate resin.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121636834.3U CN216191641U (en) | 2021-07-19 | 2021-07-19 | Fluorine-containing wastewater treatment device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121636834.3U CN216191641U (en) | 2021-07-19 | 2021-07-19 | Fluorine-containing wastewater treatment device |
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| CN216191641U true CN216191641U (en) | 2022-04-05 |
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| CN202121636834.3U Active CN216191641U (en) | 2021-07-19 | 2021-07-19 | Fluorine-containing wastewater treatment device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117049730A (en) * | 2023-08-22 | 2023-11-14 | 高频(北京)科技股份有限公司 | Recovery method of low-concentration fluorine-containing wastewater |
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2021
- 2021-07-19 CN CN202121636834.3U patent/CN216191641U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117049730A (en) * | 2023-08-22 | 2023-11-14 | 高频(北京)科技股份有限公司 | Recovery method of low-concentration fluorine-containing wastewater |
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