CN216337044U - Metallurgical waste water circulation processing apparatus - Google Patents
Metallurgical waste water circulation processing apparatus Download PDFInfo
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- CN216337044U CN216337044U CN202123146560.2U CN202123146560U CN216337044U CN 216337044 U CN216337044 U CN 216337044U CN 202123146560 U CN202123146560 U CN 202123146560U CN 216337044 U CN216337044 U CN 216337044U
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Abstract
The utility model discloses a metallurgical wastewater circulating treatment device which comprises a wastewater pool, a treatment device and a clean water pool, wherein the wastewater pool is connected to the clean water pool through the treatment device. The treatment device comprises a wastewater pump, a water feeding pump, a circulating water pump, a first treatment tank, a second treatment tank, a third treatment tank, a fourth treatment tank, a fifth treatment tank, a sixth treatment tank, a dispersant adding tank, a degreasing agent adding tank, a flocculating agent adding tank, a first scale and corrosion inhibitor adding tank, a second scale and corrosion inhibitor adding tank, a sterilizing agent adding tank and a cooling water tower, and small particulate matters and grease in the metallurgical wastewater are effectively removed through the structure of the treatment tank and the dosing sequence of the adding tank which are sequentially arranged.
Description
Technical Field
The utility model relates to the field of metallurgy, in particular to a metallurgical wastewater circulating treatment device.
Background
The metallurgical industry involves a plurality of processes including steel making, iron making, steel rolling, oxygen production, power generation, sintering, pelletizing and the like, and most of the processes require water, such as water cooling, water washing and the like. According to the working property of metallurgical enterprises, the method is generally divided into a clean circulating water system and a sewage circulating water system, wherein the clean circulating water system is generally used for cooling the interior of equipment, and the sewage circulating water system is generally used for cleaning the equipment. In both a clean circulating water system and a sewage circulating water system, except for deposited sludge, water in the system is not discharged to the outside as much as possible, so that a wastewater circulating treatment device is needed to realize wastewater circulating treatment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a metallurgical wastewater circulating treatment device, which is used for treating metallurgical wastewater by reasonably setting a treatment process and adding a scale and corrosion inhibitor, a dispersant, a bactericide, a degreasing agent and a flocculant to provide production water and meet the production requirements of each section of the metallurgical industry.
The technical scheme of the utility model is realized as follows:
the utility model provides a metallurgical waste water circulation processing apparatus, includes effluent water sump, processing apparatus and clean water reservoir, the effluent water sump passes through processing apparatus and is connected to the clean water reservoir. The treatment device comprises a wastewater pump, a first treatment tank, a second treatment tank, a third treatment tank, a water feeding pump, a cooling water tower, a fourth treatment tank and a fifth treatment tank, wherein the wastewater pump is sequentially connected in series and communicated with the wastewater tank, the fifth treatment tank is communicated with a clean water tank, the treatment device further comprises a dispersant adding tank, a degreasing agent adding tank and a flocculating agent adding tank which are respectively installed on the first treatment tank, the second treatment tank and the third treatment tank, and a first scale and corrosion inhibitor adding tank and a sterilizing agent adding tank which are respectively installed on the fourth treatment tank and the fifth treatment tank, the treatment device further comprises a sixth treatment tank which is independently arranged, the sixth treatment tank is communicated to the clean water tank, and the treatment device further comprises a circulating pump which is installed at an outlet of the clean water tank and a second scale and corrosion inhibitor adding tank which is installed on the sixth treatment tank.
The further technical scheme is that the dispersing agent adding tank is installed on the first treatment tank, the flocculating agent adding tank is installed on the second treatment tank, and the degreasing agent adding tank is installed on the third treatment tank.
The further technical scheme is that the scale and corrosion inhibitor adding tank is arranged on the fourth treatment tank, and the bactericide adding tank is arranged on the fifth treatment tank.
A further technical scheme is, above-mentioned first processing pond includes the first jar of body, first inlet tube, first outlet pipe, first water pump, first drain pipe and first valve, the waste water pump communicates with first inlet tube, first inlet tube is from the top of the external portion of first jar deep into the top of the internal portion of first jar, first outlet pipe is from the top of the external portion of first jar deep into the middle-end of the internal portion of first jar, first drain opening has been seted up to the bottom of the first jar of body, the first drain pipe of the external portion of first jar links to each other with first drain opening, be equipped with first valve on first drain pipe, be equipped with first water pump on first outlet pipe.
The second processing pool comprises a second tank body, a second water inlet pipe, a second water outlet pump, an upper liquid extraction pipe, a liquid pump, a second water outlet pipe and a second valve, wherein the second water inlet pipe is connected with the first water outlet pipe, the second water inlet pipe extends into the top end of the inside of the second tank body from the top end of the outside of the second tank body, the second water outlet pipe extends into the middle end of the inside of the second tank body from the top end of the outside of the second tank body, the upper liquid extraction pipe extends into the middle upper end of the inside of the second tank body from the top end of the outside of the second tank body, a second water outlet is formed in the bottom end of the second tank body, the second water outlet pipe of the outside of the second tank body is connected with the second water outlet, the second valve is arranged on the second water outlet pipe, the second water outlet pump is arranged on the second water outlet pipe, and the liquid pump is arranged on the upper liquid extraction pipe.
The third treatment tank comprises a third tank body, a third water inlet pipe, a third water outlet pipe and a third valve, the third water inlet pipe is connected with the second water outlet pipe, the third water inlet pipe extends into the top end of the inside of the second tank body from the top end of the outside of the third tank body, the third water outlet pipe extends into the middle upper end of the inside of the third tank body from the top end of the outside of the third tank body, a third water outlet is formed in the bottom of the third tank body, the third water outlet pipe of the outside of the third tank body is connected with the third water outlet, and the third valve is arranged on the third water outlet pipe.
The utility model has the beneficial effects that:
1. can effectively remove small particles and grease in the metallurgical wastewater, and simultaneously cool the metallurgical water.
2. Can convert sewage in metallurgical water into purified water for special water purifying equipment.
3. Through setting up the order of adding each reagent and matching corresponding treatment facility for the more thorough that can flocculate of small particles and oil in the metallurgical waste water.
Drawings
FIG. 1 is a general schematic of the present invention;
FIG. 2 is a view showing the structure of a first treatment tank according to the present invention;
FIG. 3 is a view showing the structure of a second treatment tank according to the present invention;
FIG. 4 is a view showing the structure of a third treatment tank of the present invention.
In the figure, 1 a wastewater inlet, 2 a wastewater tank, 3 a wastewater pump, 4 a first treatment tank, 5 a dispersant addition tank, 6 a second treatment tank, 7 a degreasing agent addition tank, 8 a third treatment tank, 9 a flocculating agent addition tank, 10 a water feeding pump, 11 a cooling water tower, 12 a fourth treatment tank, 13 a first scale and corrosion inhibitor addition tank, 14 a fifth treatment tank, 15 a sterilizing agent addition tank, 16 a sixth treatment tank, 17 a second scale and corrosion inhibitor addition tank, 18 a make-up water inlet, 19 a water purification tank, 20 a circulating pump, 21 a water outlet pipe of the water purification tank, 22 a first tank body, 23 a first water inlet pipe, 24 a first water outlet pipe, 25 a first water outlet pump, 26 a first valve, 27 a first water outlet pipe, 28 a first chemical adding pipe, 29 a second tank body, 30 a second water inlet pipe, 31 a second water outlet pipe, 32 a second water outlet pump, 33 an upper liquid extraction pipe, 34 a liquid pumping pump, 35 a second water outlet pipe and 36 a second valve, 37 a second dosing pipe, 38 a third tank, 39 a third water inlet pipe, 40 a third water outlet pipe, 41 a third water outlet pipe, 42 a third valve and 43 a third dosing pipe.
Detailed Description
In order to better understand the technical content of the utility model, specific embodiments are provided below, and the utility model is further described with reference to the accompanying drawings.
Referring to fig. 1 to 4, the metallurgical wastewater circulating treatment device comprises a wastewater pool 2, wherein the wastewater pool 2 collects wastewater discharged by each metallurgical equipment and carries out primary sedimentation. The wastewater pump 3 is arranged outside the wastewater pool 2, a water pumping pipe of the wastewater pump 3 extends into the middle upper end of the wastewater pool 2 to pump out upper-layer liquid, and because metallurgical wastewater contains a large number of irregularly-shaped particles such as metal debris, the wastewater pump 3 needs to select a stainless steel water pump to increase the wear resistance.
Specifically, the first treatment tank 4 is structured as a first tank 22, a first water inlet pipe 23 and a first water outlet pipe 24 are arranged at the top of the first tank 22, wherein the first water inlet pipe 23 only extends into the upper part of the tank, and the first water outlet pipe 24 extends into the middle part of the tank. The bottom end of the first tank 22 is provided with a first water outlet, a first water outlet pipe 27 connected with the water outlet is arranged outside the first tank 22, the first water outlet pipe 27 is provided with a first valve 26, and the water outlet pipe is provided with a first water outlet pump 25. The dispersant adding tank 5 is provided on the top of the first tank 22, and the first chemical feeding pipe 28 of the dispersant adding tank 5 extends from the top end of the first tank 22 to the upper part of the inside of the first tank 22.
The outlet of the wastewater pump 3 is communicated with a first water inlet pipe 23 of the first treatment tank 4, the dispersant is added into the first tank 22 from the dispersant adding tank 5, the dispersant can disperse agglomerated small particles in wastewater to enable the agglomerated small particles to be stably distributed in the wastewater, the larger particles can be deposited at the bottom of the first tank 22 and are discharged through a first water discharge pipe 27 at the bottom, the smaller particles can form suspension, and the suspension can be pumped out and sent to the second treatment tank 6 through a first water outlet pipe 24 of the first treatment tank 4.
Specifically, the second treatment tank 6 is structured as a second tank 29, a second water inlet pipe 30, a second water outlet pipe 31 and an upper layer liquid extraction pipe 33 are arranged at the top of the second tank 29, wherein the second water inlet pipe 30 only extends into the upper part of the second tank 29, the second water outlet pipe 31 extends into the middle part of the second tank 29, the upper layer liquid extraction pipe 33 extends into the middle upper part of the second tank 29, and the depth of the upper layer liquid extraction pipe 33 is between the second water inlet pipe 30 and the second water outlet pipe 31. A second water outlet is arranged at the bottom end of the second tank 29, a second water discharge pipe 35 connected with the second water outlet is arranged outside the second tank 29, and a second valve 36 is arranged on the second water discharge pipe 35. The upper liquid extraction pipe 33 and the second water discharge pipe 35 are communicated with each other, the upper liquid extraction pipe 33 is provided with a liquid pump 34, the second water outlet pipe 31 is provided with a second water outlet pump 32, the oil removing agent adding tank 7 is arranged at the top of the second tank body 29, and the second chemical adding pipe 37 of the oil removing agent adding tank 7 extends into the upper part inside the second tank body 29 from the top end of the second tank body 29.
The degreaser adding tank 7 adds degreaser into the second tank 29, the degreaser can effectively separate oil attached to suspended matters, heavy oil sinks to the bottom of the second treatment tank 6 and is discharged by a second drain pipe 35 of the second treatment tank 6, light oil rises to the top and is pumped by an upper liquid pumping pipe 33, and waste water for removing part of the heavy oil and the light oil is pumped out by a second water outlet pipe 31 of the second treatment tank 6 and is sent to the third treatment tank 8.
Specifically, the third treatment tank 8 is structured as a third tank 38, and a third water inlet pipe 39 and a third water outlet pipe 41 are arranged at the top of the third tank 38, wherein the third water inlet pipe 39 extends into the upper part of the tank, and the third water outlet pipe 41 extends into the middle upper part of the tank. A third water outlet is arranged at the bottom end of the third tank 38, a third water discharge pipe connected with the third water outlet is arranged outside the third tank 38, and a third valve 42 is arranged on the third water discharge pipe. The flocculant addition tank 9 is disposed at the top of the third tank 38, and a third chemical feed pipe 43 of the flocculant addition tank 9 extends from the top end of the third tank 38 to above the inside of the third tank 38.
The flocculating agent adds jar 9 toward the inside flocculating agent that adds of third jar body 38, and tiny graininess suspended solid and grease in the waste water sink after growing up through the flocculating agent effect, and the flocculating agent can be effectual with the suspended particle and the oil absorption sediment in the waste water, through the preliminary treatment back of dispersant and the 6 degreasers of second treatment pond in the first treatment pond 4, the flocculation effect that uses the flocculating agent in second treatment pond 6 is better. The settled flocculate is drained by a drain pipe of the third treatment tank 8, and a third water outlet pipe 41 pumps the supernatant liquid to the cooling water tower 11 under the action of the water-feeding pump 10.
The wastewater from the third treatment tank 8 is cooled and then sent to the fourth treatment tank 12. The fourth treatment tank 12 is a tetragonal water tank, a first scale and corrosion inhibitor adding tank 13 is arranged on the fourth treatment tank 12, wastewater flows in from the upper end of the fourth treatment tank 12, the scale and corrosion inhibitor is added into the fourth treatment tank 12 by the first scale and corrosion inhibitor adding tank 13, the wastewater and the scale and corrosion inhibitor are fully mixed under the action of water flow, and the wastewater flows out from the upper end of the fourth treatment tank 12 to the fifth treatment tank 15.
The fifth treatment tank 15 is a rectangular water tank, a sterilizing agent adding tank is arranged on the fifth treatment tank 15, wastewater flows in from the upper end of the fifth treatment tank 15, sterilizing agent is added into the fifth treatment tank 15 by the sterilizing agent adding tank 15, the wastewater and the sterilizing agent are fully mixed under the action of water flow to finally form purified water, and the purified water flows out of the upper end of the fifth treatment tank 15 to the clear water tank 19.
The amount of the wastewater in the system is inevitably reduced in the whole circulation system, for example, the wastewater is evaporated and lost at the cooling water tower 11, so that water needs to be supplemented into the whole circulation system, a sixth treatment tank 16 is arranged outside the clean water tank 19, a second scale and corrosion inhibitor adding tank 17 is arranged outside the sixth treatment tank 16, a make-up water inlet 18 at the upper end of the sixth treatment tank 16 is communicated with a clean water source such as a tap water pipe, the scale and corrosion inhibitor is added into the sixth treatment tank 16 by the second scale and corrosion inhibitor adding tank 17, and the clean water and the scale and corrosion inhibitor are fully mixed under the action of water flow and flow out of the upper end of the sixth treatment tank 16 to the clean water tank 19.
The lower end of the clean water tank 19 is provided with a water outlet, a water outlet pipe 21 of the clean water tank is connected with a circulating pump 20, and the circulating pump 20 transports the water in the clean water tank 19 to the following water consumption devices.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. A metallurgical waste water circulation treatment device, includes effluent water sump (2), processing apparatus and clean water reservoir (19), effluent water sump (2) is connected to clean water reservoir (19) through processing apparatus, its characterized in that: the treatment device comprises a wastewater pump (3), a first treatment tank (4), a second treatment tank (6), a third treatment tank (8), a water feeding pump (10), a cooling water tower (11), a fourth treatment tank (12) and a fifth treatment tank (14) which are sequentially communicated in series, wherein the wastewater pump (3) is communicated with the wastewater tank, the fifth treatment tank (14) is communicated with a clean water tank (19), the treatment device also comprises a dispersant adding tank (5), a degreasing agent adding tank (7) and a flocculating agent adding tank (9) which are respectively arranged on the first treatment tank (4), the second treatment tank (6) and the third treatment tank (8), a first scale and corrosion inhibitor adding tank (13) and a sterilizing agent adding tank (15) which are respectively arranged on the fourth treatment tank (12) and the fifth treatment tank (14), and a sixth treatment tank (16) which is independently arranged, the sixth treatment pool (16) is communicated to a clear water pool (19), and the treatment device also comprises a circulating pump (20) arranged at the outlet of the clear water pool (19) and a second scale and corrosion inhibitor adding tank (17) arranged on the sixth treatment pool (16).
2. The metallurgical wastewater recycling treatment device according to claim 1, wherein: the dispersing agent adding tank (5) is installed on the first treatment tank (4), the flocculating agent adding tank (9) is installed on the second treatment tank (6), and the degreasing agent adding tank (7) is installed on the third treatment tank (8).
3. The metallurgical wastewater recycling treatment device according to claim 2, wherein: the scale and corrosion inhibitor adding tank (13) is arranged on the fourth treatment tank (12), and the bactericide adding tank is arranged on the fifth treatment tank (14).
4. The metallurgical wastewater recycling treatment device according to claim 2, wherein: the first treatment tank (4) comprises a first tank body (22), a first water inlet pipe (23), a first water outlet pipe (24), a first water outlet pump (25), a first water outlet pipe (27) and a first valve (26), the waste water pump (3) is communicated with the first water inlet pipe (23), the first water inlet pipe (23) penetrates into the top end of the inside of the first tank body (22) from the top end of the outside of the first tank body (22), the first water outlet pipe (24) penetrates into the middle end of the inside of the first tank body (22) from the top end of the outside of the first tank body (22), the first water outlet pipe is arranged at the bottom end of the first tank body (22), the first water outlet pipe (27) of the outside of the first tank body (22) is connected with the first water outlet pipe, the first valve (26) is arranged on the first water outlet pipe (27), and the first water outlet pump (25) is arranged on the first water outlet pipe (24).
5. The metallurgical wastewater recycling treatment device according to claim 4, wherein: the second treatment pool (6) comprises a second tank body (29), a second water inlet pipe (30), a second water outlet pipe (31), a second water outlet pump (32), an upper layer liquid extraction pipe (33), a liquid extraction pump (34), a second water outlet pipe (35) and a second valve (36), the second water inlet pipe (30) is connected with the first water outlet pipe (24), the second water inlet pipe (30) extends into the top end of the inside of the second tank body (29) from the top end of the outside of the second tank body (29), the second water outlet pipe (31) extends into the middle end of the inside of the second tank body (29) from the top end of the outside of the second tank body (29), the upper layer liquid extraction pipe (33) extends into the middle upper end of the inside of the second tank body (29) from the top end of the outside of the second tank body (29), the bottom end of the second tank body (29) is provided with a second water outlet, the second water outlet pipe (35) of the outside of the second tank body (29) is connected with a second water outlet, a second valve (36) is arranged on the second water discharge pipe (35), a second water outlet pump (32) is arranged on the second water outlet pipe (31), and a liquid pump (34) is arranged on the upper layer liquid extraction pipe (33).
6. A metallurgical wastewater recycling device according to claim 5, characterized in that: the third treatment pool (8) comprises a third tank body (38), a third water inlet pipe (39), a third water outlet pipe (40), a third water outlet pipe (41) and a third valve (42), the third water inlet pipe (39) is connected with the second water outlet pipe (31), the third water inlet pipe (39) extends into the top end of the inside of the second tank body (29) from the top end of the outside of the third tank body (38), the third water outlet pipe (40) extends into the middle upper end of the inside of the third tank body (38) from the top end of the outside of the third tank body (38), a third water outlet is formed in the bottom of the third tank body (38), the third water outlet pipe (41) of the outside of the third tank body (38) is connected with the third water outlet, and the third valve (42) is arranged on the third water outlet pipe (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123146560.2U CN216337044U (en) | 2021-12-14 | 2021-12-14 | Metallurgical waste water circulation processing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123146560.2U CN216337044U (en) | 2021-12-14 | 2021-12-14 | Metallurgical waste water circulation processing apparatus |
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| Publication Number | Publication Date |
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| CN216337044U true CN216337044U (en) | 2022-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123146560.2U Active CN216337044U (en) | 2021-12-14 | 2021-12-14 | Metallurgical waste water circulation processing apparatus |
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| CN (1) | CN216337044U (en) |
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