CN209797632U - White carbon black washing wastewater treatment system - Google Patents
White carbon black washing wastewater treatment system Download PDFInfo
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- CN209797632U CN209797632U CN201920046304.XU CN201920046304U CN209797632U CN 209797632 U CN209797632 U CN 209797632U CN 201920046304 U CN201920046304 U CN 201920046304U CN 209797632 U CN209797632 U CN 209797632U
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Abstract
The utility model relates to a waste water treatment technical field, concretely relates to white carbon black washing effluent disposal system. The specific technical scheme is as follows: the utility model provides a white carbon black washing wastewater treatment system, includes the waste water tank and passes through the first filter equipment of first pipeline intercommunication with the waste water tank, first filter equipment has second filter equipment through the second pipe connection, second filter equipment includes second filter vat, sets up at the top cap at second filter vat top, sets up two reinforced subassemblies on the top cap, sets up the filtering component and the vertical stirring subassembly that sets up in the second filter vat bottom at the second filter vat. The utility model provides an among the prior art to the problem that the not up to standard just carries out direct emission of white carbon black washing wastewater treatment.
Description
Technical Field
The utility model relates to a waste water treatment technical field, concretely relates to white carbon black washing effluent disposal system.
Background
The white carbon black is a general term for white powdery X-ray amorphous silicic acid and silicate products, mainly referring to silicon dioxide, gas phase silicon dioxide and superfine silicon dioxide gel, also including powdery synthetic aluminum silicate and calcium silicate, etc., and is a porous substance, and the composition of the white carbon black can be SiO2·nH2O represents, wherein nH2O exists in the form of surface hydroxyl, can be dissolved in caustic alkali and hydrofluoric acid, is not dissolved in water, solvent and acid (except hydrofluoric acid), is high-temperature resistant, non-combustible, tasteless and good in high-temperature resistanceIs electrically insulating.
The main raw materials for producing the white carbon black by the precipitation method are quartz sand, calcined soda, industrial hydrochloric acid or sulfuric acid or nitric acid or carbon dioxide, and the process route is as follows: the industrial water glass is prepared by reacting quartz sand with soda ash at high temperature by adopting fuel oil or high-quality coal, the industrial water glass is prepared into a dilute solution with a certain concentration by using water, then certain acid is added under a certain condition to precipitate silicon dioxide, and then the product of the white carbon black is prepared by cleaning, filtering, drying and crushing.
In the production process of white carbon black, sodium sulfate mother liquor generated in the process of filter pressing reaction mother liquor is recovered as a byproduct by adopting the traditional four-effect concurrent flow vacuum evaporation process technology; in the process of washing, a large amount of low-concentration wastewater (sodium sulfate) generated in the process of washing can be accompanied by fine silicon dioxide particles which permeate through a filter cloth and enter the wastewater, so that the content of suspended solid in the wastewater is increased, and the silicon dioxide particles are fine and have light specific gravity, so that the silicon dioxide particles are difficult to treat through precipitation, even if the fine silicon dioxide particles pass through the plate-and-frame secondary filtration, the silicon dioxide particles are generally directly discharged because an ideal treatment method is not available at present.
Disclosure of Invention
Not enough to prior art, the utility model provides a white carbon black washing effluent disposal system has solved among the prior art problem that does not reach standard just carries out direct emission to white carbon black washing effluent disposal.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
A white carbon black washing wastewater treatment system comprises a wastewater tank and a first filtering device communicated with the wastewater tank through a first pipeline, wherein the first filtering device is connected with a second filtering device through a second pipeline, and the second filtering device comprises a second filtering barrel, a top cover arranged at the top of the second filtering barrel, two feeding assemblies arranged on the top cover, a filtering assembly arranged at the bottom of the second filtering barrel and a stirring assembly vertically arranged in the second filtering barrel;
The filter assembly comprises a filter frame and a filter screen arranged at the circumferential direction and the bottom of the filter frame, sliding blocks are arranged on two sides of the filter frame respectively, vertical sliding grooves matched with the sliding blocks are formed in two sides of the inner wall of the second filter barrel respectively, a set of symmetrical racks are fixed on the edge of the top of the filter frame, and the racks extend out of the top cover and are meshed with gears on the output shaft of the first motor respectively.
Preferably, the stirring assembly comprises a stirring shaft and blades arranged on the stirring shaft, and one end of the stirring shaft extends out of the top cover and is connected with the second motor; the blade is located at the middle position inside the filter frame.
preferably, the reinforced subassembly includes the mixing box, sets up at the charging box and the water tank of mixing box both sides respectively, sets up the pivot in the mixing box and sets up at the epaxial mixing blade that changes, the one end of pivot is stretched out the mixing box and be connected with the third motor, charging box and water tank are respectively through the water pipe stretch into in the mixing box.
Preferably, the first filtering device comprises a first filtering barrel and a ceramic membrane arranged in the middle of the first filtering barrel, the side wall of the first filtering barrel is positioned below the ceramic membrane, a protective cover protruding out of the outer wall of the first filtering barrel is arranged below the ceramic membrane, the protective cover is connected with a suction pump through a suction filtration pipe, and the protective cover, the suction filtration pipe and the first filtering barrel are communicated.
Preferably, the suction filter pump is fixed on the outer wall of the first filter vat through a support frame.
Preferably, a water suction pump is arranged on the second pipeline.
Preferably, the bottom of the second filter vat is provided with a third pipeline, and the other end of the third pipeline is connected with a filter.
Preferably, valves are respectively arranged on the first pipeline, the second pipeline and the third pipeline.
preferably, one end of the second pipeline is connected with the bottom of the first filtering barrel, and the other end of the second pipeline is connected with the side wall of the second filtering barrel.
preferably, the bottom of mixing box is equipped with the inlet pipe, the inlet pipe runs through the top cap, and stretch into in the second filter vat.
The utility model discloses possess following beneficial effect:
the utility model discloses a top at the top of top cap sets up two reinforced subassemblies, mix the compound solution of being difficult to dissolve in water of polyacrylamide solution and high proportion respectively in two reinforced subassemblies, add two kinds of solutions in the second filter vat, make it mix with waste water through stirring the subassembly, thereby carry out the flocculation and precipitation to the suspended solid in the waste water in the second filter vat, and the suspended solid that deposits and get off is held back in the filter frame through mentioning the filter frame and by the filter screen on the filter frame, and the waste water after the filtration passes through the third pipe-line and carries to next process, thereby solved among the prior art and not up to standard just carry out the problem of direct emission to the processing of white carbon black washing waste water.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of a second filter device;
FIG. 3 is a schematic view of the charging assembly;
In the figure: waste water tank 1, first pipeline 2, second pipeline 3, second filter vat 4, top cap 5, filter frame 6, filter screen 7, slider 8, vertical spout 9, first motor 10, (mixing) shaft 11, blade 12, second motor 13, mixing box 14, feed box 15, water tank 16, pivot 17, mixing blade 18, third motor 19, water pipe 20, first filter vat 21, ceramic membrane 22, protection casing 23, suction filtration pipe 24, suction filtration pump 25, support frame 26, suction pump 27, third pipeline 28, receive filter 29, valve 30, inlet pipe 31.
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.
Referring to fig. 1-3, the utility model discloses a white carbon black washing wastewater treatment system, which comprises a wastewater tank 1 and a first filtering device communicated with the wastewater tank 1 through a first pipeline 2, wherein the first filtering device comprises a first filtering barrel 21 and a ceramic membrane 22 arranged in the middle of the first filtering barrel 21, and the aperture of the ceramic membrane 22 is 50-200nm and is used for primarily filtering white carbon black contained in wastewater; the ceramic membrane 22 divides the first filter vat 21 into an upper layer and a lower layer, the first pipeline 2 is connected to the upper side wall of the first filter vat 21, the side wall of the first filter vat 21 is provided with a protective cover 23 protruding towards the outer wall of the first filter vat 21 and positioned below the ceramic membrane 22, the protective cover 23 is connected with a suction pump 25 through a suction pipe 24, and the protective cover 23, the suction pipe 24 and the first filter vat 21 are communicated. The suction pump 25 is fixed to the outer wall of the first filtering barrel 21 by a support bracket 26. It should be noted that: the protective cover 23 is arranged to prevent the waste water from being sucked into the pump by the suction pump 25 after being filtered by the ceramic membrane 22 and damaging the equipment; after the wastewater is put into the first filtering barrel 21, the suction pump 25 is started to make the lower layer of the first filtering barrel 21 form negative pressure, thereby accelerating the filtering speed of the wastewater.
The first filtering device is connected with a second filtering device through a second pipeline 3, and the second filtering device comprises a second filtering barrel 4, a top cover 5 arranged at the top of the second filtering barrel 4, two feeding assemblies arranged on the top cover 5, a filtering assembly arranged at the bottom of the second filtering barrel 4 and a stirring assembly vertically arranged in the second filtering barrel 4; one end of the second pipeline 3 is connected with the bottom of the first filtering barrel 21, and the other end is connected with the side wall of the second filtering barrel 4 close to the top, so that the filtered wastewater enters the second filtering barrel 4. A water suction pump 27 is arranged on the second pipeline 3, so that the waste water is conveniently pumped into the second filter vat 4. The bottom of the second filter vat 4 is provided with a third pipeline 28, and the other end of the third pipeline 28 is connected with a filter 29, so that the waste water can be conveniently filtered. The top cover 5 is movably connected with the second filter vat 4, so that the top cover 5 can be conveniently opened, and solid suspended matters in the filter frame 6 can be cleaned.
The filter assembly comprises a filter frame 6 and a filter screen 7 arranged on the periphery and at the bottom of the filter frame 6, sliding blocks 8 are arranged on two sides of the filter frame 6 respectively, vertical sliding grooves 9 matched with the sliding blocks are formed in two sides of the inner wall of the second filter vat 4 respectively, a set of symmetrical racks are fixed on the edge of the top of the filter frame 6, and the two racks extend out of a top cover 5 and are meshed with gears on an output shaft of a first motor 10 respectively so as to drive the filter frame 6 to move up and down. It should be noted that: the slider 8 is the symmetry and sets up in the both sides of straining frame 6, and same vertical chute 9 is the symmetry also and sets up on the inner wall of second filter vat 4, and the slider 8 is corresponding with vertical chute 9's position, and the slider 8 slides from top to bottom in vertical chute 9 to make first motor 10 drive straining frame 6 up-and-down motion. The mesh 7 has a pore size of about 50 μm and is mainly used to filter flocculated suspended matter.
the stirring assembly comprises a stirring shaft 11 and blades 12 arranged on the stirring shaft 11, and one end of the stirring shaft 11 extends out of the top cover 5 and is connected with a second motor 13; the vanes 12 are located at an intermediate position inside the filter frame 6. It should be noted that: in order to prevent the filter frame 6 from contacting the bottom of the stirring shaft 11 during the ascending process, the stirring shaft 11 and the blades 12 only extend into a position less than half of the height of the filter frame 6, so that the filter frame 6 can be lifted conveniently, and the filtered wastewater is discharged to the next process from the third pipeline 28.
The feeding assembly comprises a mixing box 14, a feeding box 15 and a water tank 16 which are respectively arranged on two sides of the mixing box 14, a rotating shaft 17 arranged in the mixing box 14 and a mixing blade 18 arranged on the rotating shaft 17, wherein one end of the rotating shaft 17 extends out of the mixing box 14 and is connected with a third motor 19, and the feeding box 15 and the water tank 16 respectively extend into the mixing box 14 through a water pipe 20. The bottom of the mixing box 14 is provided with a feed pipe 31, and the feed pipe 31 penetrates through the top cover 5 and extends into the second filter vat 4. It should be noted that: the two feeding assemblies are arranged on the top cover 5, can be symmetrically or asymmetrically arranged and can be arranged according to actual use conditions; the two feeding assemblies respectively contain a polyacrylamide solution and a compound solution with high specific gravity and difficult water solubility, wherein the compound can be one of calcium carbonate, calcium oxide and calcium hydroxide, namely, the polyacrylamide is contained in the feeding box 15 of one feeding assembly, water is contained in the water tank 16, the compound is contained in the feeding box 15 of the other feeding assembly, and the water is contained in the water tank 16; when the wastewater in the second filtering barrel 4 needs to be flocculated, the substances in the feeding boxes 15 and the water in the water tank 16 in the two feeding assemblies are respectively put into the mixing box 14, the third motor 19 is started, the compound/polyacrylamide is uniformly mixed with the water to form turbid liquid and polyacrylamide solution, then the turbid liquid and the polyacrylamide solution are put into the second filtering barrel 4 through the feeding pipe 31, and the second motor 13 is started to be mixed with the wastewater in the second filtering barrel 4, so that the white carbon black particles in the wastewater are precipitated. The first motor 10 is restarted, the filter frame 6 is lifted, so that the filtered water is conveyed into the nano filter 29 from the third pipeline 28 for re-filtering, the filtered concentrated solution can be conveyed into a concentrator (not shown in the figure), the filtered clear solution can be recycled, the clear solution can also be continuously conveyed into the reverse osmosis device for filtering, the filtered concentrated solution is conveyed into the concentrator, and the clear solution can be recycled. Concentrating the concentrated solution by a concentrator to obtain sodium sulfate. In order to accurately control the amount of solid and liquid in the feeding box 15 and the water tank 16, a metering pump and a flow meter can be respectively arranged on the water pipe 20, the amount of two mixed liquids and the mass concentration can be selected according to the amount of waste water, and meanwhile, the metering pump is required to be arranged on the second pipeline 3, so that the proportion of the waste water to the polyacrylamide solution and the turbid liquid can be conveniently calculated, and the optimal flocculation effect can be achieved.
Further, valves 30 are respectively disposed on the first pipe 2, the second pipe 3, the third pipe 28, the feeding pipe 31 and the water pipe 20. All valves 30 may have a controller to control their opening and closing and opening/closing times.
When the utility model is used, wastewater is put into the first filter vat 21 from the wastewater tank 1 through the first pipeline 2, and then the suction filter pump 25 is started to form negative pressure at the lower layer of the first filter vat 21, thereby accelerating the speed of the wastewater passing through the ceramic membrane 22; pumping the filtered water into a second filter vat 4 through a water pump 27, when a metering pump on a second pipeline 3 monitors that a certain amount of wastewater reaches, closing valves on a first pipeline 2 and a second pipeline 3 and a suction filter pump 25, starting a valve on a water pipe 20, adding a compound and polyacrylamide into two mixing boxes 14 respectively according to the amount of the wastewater, adding water, starting a third motor 19, stirring substances in the mixing boxes 14 to uniformly mix the substances to form a suspension and a polyacrylamide solution, putting the two solutions into the second filter vat 4 through a feed pipe 31, starting a second motor 13, uniformly mixing the wastewater with the suspension and the polyacrylamide solution, and closing the second motor 13 after mixing to flocculate and precipitate white carbon black particles in the wastewater; then, starting the first motor 10 to lift the filter frame 6, and as long as the filter frame is lifted to the bottom of the filter frame 6 without contacting with the lower end of the stirring shaft 11, the filter screen 7 on the filter frame 6 filters suspended matters into the filter frame 6, and the filtered water enters the nano filter 29 through the third pipeline 28 for secondary filtration; introducing the filtered concentrated solution into a concentrator, and collecting sodium sulfate; the filtered clear liquid can be recycled; or introducing the filtered clear liquid into a reverse osmosis device, recycling the clear liquid filtered by the reverse osmosis device, introducing the concentrated solution into a concentrator, and collecting sodium sulfate, wherein the process can be repeatedly carried out until the wastewater reaches the standard. And drying and recovering the white carbon black filtered on the ceramic membrane 22, and regularly cleaning the suspended solid in the filter frame 6.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (10)
1. The utility model provides a white carbon black washing wastewater treatment system, includes waste water tank (1) and the first filter equipment who communicates through first pipeline (2) with waste water tank (1), its characterized in that: the first filtering device is connected with a second filtering device through a second pipeline (3), and the second filtering device comprises a second filtering barrel (4), a top cover (5) arranged at the top of the second filtering barrel (4), two feeding assemblies arranged on the top cover (5), a filtering assembly arranged at the bottom of the second filtering barrel (4) and a stirring assembly vertically arranged in the second filtering barrel (4);
The filter assembly comprises a filter frame (6) and a filter screen (7) arranged at the circumferential direction and the bottom of the filter frame (6), wherein sliding blocks (8) are arranged on two sides of the filter frame (6) respectively, vertical sliding grooves (9) matched with the sliding blocks are arranged on two sides of the inner wall of the second filter barrel (4) respectively, a set of symmetrical racks are fixed on the edge of the top of the filter frame (6), and the racks extend out of a top cover (5) and are meshed with gears on output shafts of a first motor (10) respectively.
2. The white carbon black washing wastewater treatment system according to claim 1, characterized in that: the stirring assembly comprises a stirring shaft (11) and blades (12) arranged on the stirring shaft (11), and one end of the stirring shaft (11) extends out of the top cover (5) and is connected with a second motor (13); the blades (12) are positioned in the middle inside the filter frame (6).
3. The white carbon black washing wastewater treatment system according to claim 1, characterized in that: the reinforced subassembly includes mixing box (14), sets up at charging box (15) and water tank (16) of mixing box (14) both sides respectively, sets up pivot (17) in mixing box (14) and sets up mixing blade (18) on pivot (17), the one end of pivot (17) is stretched out mixing box (14) and be connected with third motor (19), charging box (15) and water tank (16) stretch into through water pipe (20) respectively in mixing box (14).
4. the white carbon black washing wastewater treatment system according to claim 1, characterized in that: first filter equipment includes first filter vat (21) and sets up ceramic membrane (22) at first filter vat (21) middle part, the lateral wall of first filter vat (21), be located the below of ceramic membrane (22) is equipped with to convex protection casing (23) of first filter vat (21) outer wall, protection casing (23) are connected with suction filtration pump (25) through suction filtration pipe (24), protection casing (23), suction filtration pipe (24) and first filter vat (21) are linked together.
5. The white carbon black washing wastewater treatment system according to claim 4, characterized in that: the suction filtration pump (25) is fixed on the outer wall of the first filter barrel (21) through a support frame (26).
6. The white carbon black washing wastewater treatment system according to claim 1, characterized in that: and a water suction pump (27) is arranged on the second pipeline (3).
7. The white carbon black washing wastewater treatment system according to claim 1, characterized in that: the bottom of the second filter vat (4) is provided with a third pipeline (28), and the other end of the third pipeline (28) is connected with a filter (29).
8. The white carbon black washing wastewater treatment system according to claim 7, characterized in that: valves (30) are respectively arranged on the first pipeline (2), the second pipeline (3) and the third pipeline (28).
9. The white carbon black washing wastewater treatment system according to claim 1, characterized in that: one end of the second pipeline (3) is connected with the bottom of the first filtering barrel (21), and the other end of the second pipeline is connected with the side wall of the second filtering barrel (4).
10. The white carbon black washing wastewater treatment system according to claim 3, characterized in that: the bottom of mixing box (14) is equipped with inlet pipe (31), inlet pipe (31) run through top cap (5) and stretch into in second filter vat (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920046304.XU CN209797632U (en) | 2019-01-11 | 2019-01-11 | White carbon black washing wastewater treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920046304.XU CN209797632U (en) | 2019-01-11 | 2019-01-11 | White carbon black washing wastewater treatment system |
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| CN209797632U true CN209797632U (en) | 2019-12-17 |
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| CN201920046304.XU Active CN209797632U (en) | 2019-01-11 | 2019-01-11 | White carbon black washing wastewater treatment system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117324357A (en) * | 2023-11-15 | 2024-01-02 | 青岛龙源佰宏机械设备有限公司 | Waste rubber pyrolysis carbon black recovery device |
-
2019
- 2019-01-11 CN CN201920046304.XU patent/CN209797632U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117324357A (en) * | 2023-11-15 | 2024-01-02 | 青岛龙源佰宏机械设备有限公司 | Waste rubber pyrolysis carbon black recovery device |
| CN117324357B (en) * | 2023-11-15 | 2024-03-22 | 青岛龙源佰宏机械设备有限公司 | Waste rubber pyrolysis carbon black recovery device |
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