CN216909935U - Desulfurization water recycling device - Google Patents
Desulfurization water recycling device Download PDFInfo
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- CN216909935U CN216909935U CN202220601109.0U CN202220601109U CN216909935U CN 216909935 U CN216909935 U CN 216909935U CN 202220601109 U CN202220601109 U CN 202220601109U CN 216909935 U CN216909935 U CN 216909935U
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- box body
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- desulfurization water
- desulfurization
- water recycling
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/30—Relating to industrial water supply, e.g. used for cooling
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Abstract
The application provides a desulfurization water recycle device includes: the stirring device is connected with a driving mechanism capable of driving the stirring device to rotate, a dosing device located in the box body is arranged above the stirring device, the dosing device can provide lime liquid, heavy metal settling agent and flocculating agent to the inner lower portion of the box body respectively, a water inlet pipe is connected to the side end of the box body, and the settling device is connected with the bottom of the box body through a valve. The method can effectively reduce the occupied area, reduce the production and construction cost of enterprises, and improve the treatment efficiency of the desulfurized water.
Description
Technical Field
The application relates to a desulfurization water recovery technology, in particular to a desulfurization water recycling device.
Background
In the steel production process, the desulfurization water is mainly the discharge water of an absorption tower in the wet flue gas desulfurization process. In order to maintain the balance of the materials in the slurry circulation system of the desulfurization apparatus, prevent the concentration of the soluble fraction, i.e., chlorine, in the flue gas from exceeding a prescribed value and ensure the quality of gypsum, a certain amount of wastewater must be discharged from the system. The impurities contained in the wastewater mainly comprise suspended matters, supersaturated sulfite, sulfate and heavy metals, and many of the impurities are the first pollutants which are strictly controlled in the national environmental protection standard. Therefore, the desulfurization water should be effectively treated before being discharged.
At present, the desulfurization water is treated by mostly adopting a desulfurization water recycling device, and the desulfurization water recycling device is formed by sequentially connecting a PH adjusting tank, a heavy metal sedimentation tank, a flocculation tank and a sedimentation tank, and mainly aims to fully combine desulfurization water and a medicament and improve the reaction effect. However, the desulfurization water recycling device occupies a large area, consumes a large amount of resources, and is suitable for uninterrupted discharge in large-scale plants, while the amount of wastewater in some small-scale plants is not large, and if the desulfurization water recycling device is used for treating desulfurization water, the construction cost is increased.
SUMMERY OF THE UTILITY MODEL
The application provides a desulfurization water recycle device for solve current desulfurization water recycle device area big, consume the resource many, be not suitable for the problem of small-size mill.
The application provides a desulfurization water recycle device includes: the device comprises a box body and a sedimentation device, wherein a stirring device is arranged at the inner lower part of the box body and is connected with a driving mechanism capable of driving the stirring device to rotate;
a dosing device positioned in the box body is arranged above the stirring device, and can respectively provide lime liquid, a heavy metal settling agent and a flocculating agent to the inner lower part of the box body;
a water inlet pipe is connected to the side end of the box body;
the sedimentation device is connected with the bottom of the box body through a valve.
Optionally, a reciprocating linear motion mechanism connected with the dosing device is installed at the inner upper part of the box body, and the reciprocating linear motion mechanism can drive the dosing device to do reciprocating linear motion along the length direction of the box body.
Optionally, the dosing device comprises a flow divider, and the upper end of the flow divider is respectively connected with a lime liquid storage bin, a heavy metal settling agent storage bin and a flocculating agent storage bin;
the flow divider can respectively supply agents in the lime liquid storage bin, the heavy metal settling agent storage bin and the flocculating agent storage bin to the inner lower part of the box body;
the lime liquid storage bin, the heavy metal settling agent storage bin and the flocculating agent storage bin are simultaneously connected with the reciprocating linear motion mechanism.
Optionally, the flow divider comprises a first flow dividing pipe, the upper end of the first flow dividing pipe is connected with three second flow dividing pipes, and the three second flow dividing pipes are respectively connected with the lime liquid storage bin, the heavy metal settling agent storage bin and the flocculant storage bin;
each second shunt pipe is provided with an electric liquid pump;
the lower end of the first shunt pipe is connected with a liquid discharge pipe.
Optionally, a detachable box door is installed at the upper end of the box body.
Optionally, a PH detector is installed at the inner lower part of the box body.
Optionally, the delivery port of the sediment device is connected with a drain pipe, the internally mounted of drain pipe has suspended solid on-line monitoring appearance, just install water pump and first solenoid valve on the drain pipe, just the water pump is located first solenoid valve with deposit between the device, first solenoid valve with between the water pump drain pipe connection has the catheter, just the catheter with the box is connected, install the second solenoid valve on the catheter.
Optionally, the stirring device includes a rotating shaft, two ends of the rotating shaft are respectively connected with the box wall of the box body in a rotating manner, a plurality of stirring blades which are uniformly distributed are installed on the rotating shaft, and one end of the rotating shaft is connected with the driving mechanism.
Optionally, the driving mechanism adopts a second motor, a conveying end of the second motor is concentrically and fixedly connected with the rotating shaft, and the second motor is fixed on the outer wall of the box body.
Compared with the prior art, the beneficial effect of this application is:
the application provides a desulfurization water recycle device, through being equipped with the box, the interior lower part of box is equipped with ability pivoted agitating unit, agitating unit's top is equipped with charge device, charge device can provide lime wash respectively to the interior lower part of box, heavy metal subsides agent and flocculating agent, make when recycle desulfurization water, in the desulfurization water interpolation box, then add lime wash to breaking away from the aquatic in proper order through charge device, heavy metal subsides agent and flocculating agent, agitating unit rotates simultaneously, make medicament and desulfurization water fully combine, and then realize accomplishing the regulation of desulfurization water PH value in proper order in the box, the separation out of heavy metal, tiny granule and colloidal substance's flocculation. Compared with the prior art, the desulfurization water recycling mode can replace a PH adjusting tank, a heavy metal sedimentation tank and a flocculation tank through a box body, effectively reduces the occupied area and reduces the production and construction cost of enterprises. And through agitating unit's setting, can increase the reaction efficiency of desulfurization water and medicament, and then improved the treatment effeciency of desulfurization water.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic front view of a desulfurization water recycling device according to an embodiment of the present application;
fig. 2 is a schematic partial front view cross-sectional structure diagram of a desulfurization water recycling device provided in an embodiment of the present application;
FIG. 3 is a schematic view of a partial top cross-sectional structure of a desulfurization water recycling apparatus according to an embodiment of the present application;
fig. 4 is a schematic partial side view and sectional structure view of the desulfurization water recycling device according to the embodiment of the present application.
Description of reference numerals: the device comprises a box body 1, a sedimentation device 2, a stirring device 3, a rotating shaft 4, stirring blades 5, a driving mechanism 6, a dosing device 7, a flow divider 8, a first flow dividing pipe 9, a second flow dividing pipe 10, a liquid discharge pipe 11, a lime liquor storage bin 12, a heavy metal settling agent storage bin 13, a flocculating agent storage bin 14, a water inlet pipe 15, a valve 16, a reciprocating linear motion mechanism 17, a transmission shaft 18, a driving belt wheel 19, a driven belt wheel 20, a belt 21, a connecting plate 22, a first motor 23, a box door 24, a PH value detector 25, a water discharge pipe 26, a suspended matter online monitor 27, a water pump 28, a first electromagnetic valve 29, a liquid guide pipe 30 and a second electromagnetic valve 31.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application are clearly and completely described below, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
As shown in fig. 1 to 4, a desulfurization water recycling apparatus according to an embodiment of the present application includes: the stirring device 3 is installed to box 1, sediment device 2, the interior lower part of box 1, and stirring device 3 is connected with and drives its pivoted actuating mechanism 6, and actuating mechanism 6 is fixed on the outer wall of box 1.
A dosing device 7 positioned in the box body 1 is arranged above the stirring device 3, and the dosing device 7 can respectively provide lime liquid, heavy metal settling agent and flocculating agent to the inner lower part of the box body 1.
The side end of the box body 1 is connected with a water inlet pipe 15.
The settling device 2 is connected with the bottom of the box body 1 through a valve 16. Specifically, the water inlet of the settling device 2 is connected with the bottom of the tank 1 through a valve 16.
Further, the bottom of the tank body 1 is a semi-cylindrical structure for improving the stirring effect.
During the use, with inlet tube 15 and the water piping connection who is used for carrying the desulfurization water, the desulfurization water flows into box 1 from inlet tube 15 through the conveyer pipe, stores behind a certain amount of desulfurization water in box 1, stops to input the desulfurization water in box 1.
Then add lime wash through charge device 7 to the desulfurization aquatic in the box 1 earlier, and then realize the regulation of desulfurization water pH value, after the pH value of desulfurization water is higher than 9.0, stop the addition of lime wash. And then a certain amount of heavy metal settling agent is added into the desulfurization water through a dosing device 7, so that the desulfurization water and the heavy metal settling agent react to form insoluble sulfide. Then adding a certain amount of flocculating agent to enable fine particles and colloidal substances in the desulfurization water to have flocculation reaction with the flocculating agent to form jelly.
When three kinds of medicaments are added respectively, the driving mechanism 6 is started, the driving mechanism 6 drives the stirring device 3 to rotate, and the stirring device 3 enables the medicaments and the desulfurization water to be fully mixed. Finally, the desulfurization water which completes the reaction in the box body 1 is input into the precipitation device 2 through the valve 16, the desulfurization water which completes the reaction is precipitated in the precipitation device 2, and after the precipitation is completed, the treated desulfurization water is discharged from the precipitation device 2, so that the desulfurization water is recycled, and the waste of water resources is avoided.
The application provides a desulfurization water recycle device through set up charge device 7 that provides lime wash, heavy metal settling agent and flocculating agent respectively in box 1, makes box 1 can replace PH equalizing basin, heavy metal settling basin, the flocculation basin among the prior art, has effectively reduced area, has reduced the production construction cost of enterprise. Moreover, the reaction efficiency of the desulfurized water and the reagent can be increased by arranging the stirring device 3, and the treatment efficiency of the desulfurized water is further improved.
In some embodiments of the present application, a reciprocating linear motion mechanism 17 connected to the drug adding device 7 is installed at the inner upper portion of the box body 1, and the reciprocating linear motion mechanism 17 can drive the drug adding device 7 to perform reciprocating linear motion along the length direction of the box body 1.
Further, the reciprocating linear motion mechanism 17 comprises two transmission shafts 18 which are symmetrically distributed, the two transmission shafts 18 are respectively and rotatably connected with the wall of the box body 1, and a belt transmission mechanism is connected between the two transmission shafts 18.
In particular, the two ends of each transmission shaft 18 are respectively rotatably connected to the walls of the tank 1 by means of bearings.
The belt transmission mechanisms are distributed along the length direction of the box body 1, and the number of the belt transmission mechanisms is two and the two belt transmission mechanisms are symmetrically distributed.
Specifically, the belt transmission mechanism includes a driving pulley 19 and a driven pulley 20, the driving pulley 19 is fixed on one of the transmission shafts 18, the driven pulley 20 is fixed on the other of the transmission shafts 18, and a belt 21 is connected between the driving pulley 19 and the driven pulley 20.
A connecting plate 22 is detachably and fixedly connected between the two belts 21 with the transmission mechanisms.
The connecting plate 22 is fixedly connected with the medicine adding device 7.
Wherein, the transmission shaft 18 connected with the driving pulley 19 is connected with a first motor 23 fixed on the outer wall of the box body 1.
During the use, first motor 23 drives transmission shaft 18 rather than being connected and rotates, this transmission shaft 18 drives two driving pulley 19 and rotates, two driving pulley 19 drive respectively and rotate rather than the belt 21 of being connected, make two belt 21 synchronous rotations, two belt 21 drive connecting plate 22 and remove, make two belt 21 positive and negative rotations through controlling the positive and negative rotation of first motor 23, and then realize connecting plate 22's reciprocal linear motion, connecting plate 22 drives the reciprocal linear motion of charge device 7, make charge device 7 adding medicine in-process ability reciprocating motion to the desulfurization water, and then make the even interpolation desulfurization water of medicament, can improve the mixing efficiency of medicament and desulfurization water.
In some embodiments of this application, charge device 7 includes shunt 8, and the upper end of shunt 8 is connected with lime wash storage silo 12, heavy metal subsides agent storage silo 13 and flocculating agent storage silo 14 respectively.
Wherein, the flow divider 8 can respectively supply the chemicals in the lime liquor storage bin 12, the heavy metal settling agent storage bin 13 and the flocculating agent storage bin 14 to the inner lower part of the box body 1.
The lime liquid storage bin 12, the heavy metal settling agent storage bin 13 and the flocculating agent storage bin 14 are simultaneously fixedly connected with the connecting plate 22.
Specifically, lime liquor is stored in the lime liquor storage bin 12, a heavy metal settling agent is stored in the heavy metal settling agent storage bin 13, and a flocculating agent is stored in the flocculating agent storage bin 14.
When the device is used, in the reciprocating movement process of the connecting plate 22, the connecting plate 22 drives the lime liquid storage bin 12, the heavy metal settling agent storage bin 13 and the flocculating agent storage bin 14 to move along with the lime liquid storage bin, the heavy metal settling agent storage bin and the flocculating agent storage bin. Lime liquor, heavy metal settling agent and flocculating agent are evenly added into the desulfurization water in sequence through a flow divider 8.
In some embodiments of the present application, the flow divider 8 includes a first flow dividing pipe 9, and three second flow dividing pipes 10 are connected to an upper end of the first flow dividing pipe 9, and the three second flow dividing pipes 10 are respectively connected to a lime liquor storage bin 12, a heavy metal settling agent storage bin 13, and a flocculating agent storage bin 14.
Each second branch pipe 10 is provided with an electric liquid pump (not shown).
The lower end of the first shunt pipe 9 is connected with a liquid discharge pipe 11.
During the use, when adding lime wash to the desulfurization water, the electronic drawing liquid pump of installation on the second shunt tubes 10 that is connected with lime wash storage storehouse 12 opens, and other electronic drawing liquid pumps are the closed condition, and lime wash in the lime wash storage storehouse 12 gets into lime wash in the first shunt tubes 9 through the second shunt tubes 10 that is connected with it and passes through fluid-discharge tube 11 and add the desulfurization water.
Wherein the working principle of adding the heavy metal settling agent and the flocculating agent into the desulfurization water is the same as the working principle of adding the lime liquid into the desulfurization water.
In some embodiments of the present application, a removable bin door 24 is mounted to the upper end of the bin 1.
Further, one end of the door 24 is rotatably connected to the box 1 by a hinge structure (not shown), and the other end of the door 24 is connected to the box 1 by a buckle (not shown).
When in use, the box door 24 is arranged to facilitate adding medicament into the medicament adding device 7.
In some embodiments of the present application, a PH detector 25 is installed at a lower inner portion of the casing 1.
During the use, set up the pH value detector 25 through lower part in the box 1 and can confirm the pH value of desulfurization water in the box 1 fast, can in time stop to add lime wash to desulfurization water, and then can avoid adding too much lime wash.
In some embodiments of the present application, a water outlet 26 is connected to the water outlet of the sedimentation device 2, an online suspended matter monitor 27 is installed inside the water outlet 26, a water pump 28 and a first solenoid valve 29 are installed on the water outlet 26, the water pump 28 is located between the first solenoid valve 29 and the sedimentation device 2, a catheter 30 is connected to the water outlet 26 between the first solenoid valve 29 and the water pump 28, the catheter 30 is connected to the box body 1, and a second solenoid valve 31 is installed on the catheter 30.
Furthermore, the suspended matter on-line monitor 27, the water pump 28, the first electromagnetic valve 29 and the second electromagnetic valve 31 are simultaneously connected with an intelligent control system.
During the use, water after deposiing in sediment device 2 gets into drain pipe 26, suspended solid on-line monitoring appearance 27 monitors the suspended solid in drain pipe 26, and suspended solid on-line monitoring appearance 27 transmits the numerical value of monitoring to intelligent control system, and when suspended solid on-line monitoring appearance 27 monitoring goes out the suspended solid content in drain pipe 26 and does not conform to the standard, intelligent control system control first solenoid valve 29 closes, and second solenoid valve 31 and water pump 28 open, and water pump 28 carries the water in drain pipe 26 to the box 1 again through catheter 30 in for retreatment.
When the suspended matter on-line monitor 27 monitors that the content of suspended matters in the water outlet pipe 26 meets the standard, the intelligent control system controls the first electromagnetic valve 29 and the water pump 28 to be opened, the second electromagnetic valve 31 to be closed, and the water meeting the standard is discharged from the water outlet pipe 26 for reuse.
Through the monitoring to the water after the sediment, make the desulfurization water recycle device that this application provided possess thorough purification's effect, reached the purpose to desulfurization water maximum recycle.
In some embodiments of the present application, the stirring device 3 includes a rotating shaft 4, two ends of the rotating shaft 4 are respectively rotatably connected with the wall of the box body 1 through bearings, a plurality of uniformly distributed stirring blades 5 are fixedly mounted on the rotating shaft 4, and one end of the rotating shaft 4 is connected with the driving mechanism 6.
When the device is used, the driving device drives the rotating shaft 4 to rotate, the rotating shaft 4 drives the stirring blades 5 to rotate along with the rotating shaft, and the stirring blades 5 rotate to enable the desulfurized water and the medicament to be mixed and react.
In some embodiments of this application, actuating mechanism 6 adopts the second motor, and the transport end and the concentric fixed connection of pivot 4 of second motor, and the second motor is fixed on the outer wall of box 1, drives pivot 4 through the motor and rotates, and pivot 4 drives a plurality of stirring vane 5 and accomplishes the mixture of desulfurization water and medicament.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.
Claims (9)
1. A desulfurization water recycling device, comprising: box (1), sediment device (2), its characterized in that:
a stirring device (3) is arranged at the inner lower part of the box body (1), and the stirring device (3) is connected with a driving mechanism (6) capable of driving the stirring device to rotate;
a dosing device (7) positioned in the box body (1) is arranged above the stirring device (3), and the dosing device (7) can respectively provide lime liquid, a heavy metal settling agent and a flocculating agent to the inner lower part of the box body (1);
a water inlet pipe (15) is connected to the side end of the box body (1);
the sedimentation device (2) is connected with the bottom of the box body (1) through a valve (16).
2. The desulfurization water recycling device according to claim 1, characterized in that: the inner upper part of the box body (1) is provided with a reciprocating linear motion mechanism (17) connected with the dosing device (7), and the reciprocating linear motion mechanism (17) can drive the dosing device (7) to do reciprocating linear motion along the length direction of the box body (1).
3. The desulfurization water recycling apparatus according to claim 2, characterized in that: the chemical adding device (7) comprises a flow divider (8), and the upper end of the flow divider (8) is respectively connected with a lime liquid storage bin (12), a heavy metal settling agent storage bin (13) and a flocculating agent storage bin (14);
the flow divider (8) can respectively supply the chemicals in the lime liquid storage bin (12), the heavy metal settling agent storage bin (13) and the flocculating agent storage bin (14) to the inner lower part of the box body (1);
the lime liquid storage bin (12), the heavy metal settling agent storage bin (13) and the flocculating agent storage bin (14) are connected with the reciprocating linear motion mechanism (17) at the same time.
4. The desulfurization water recycling device according to claim 3, characterized in that: the flow divider (8) comprises a first flow dividing pipe (9), the upper end of the first flow dividing pipe (9) is connected with three second flow dividing pipes (10), and the three second flow dividing pipes (10) are respectively connected with a lime liquid storage bin (12), a heavy metal settling agent storage bin (13) and a flocculating agent storage bin (14);
each second shunt pipe (10) is provided with an electric liquid pump;
the lower end of the first shunt pipe (9) is connected with a liquid discharge pipe (11).
5. The desulfurization water recycling device according to claim 1, characterized in that: the upper end of the box body (1) is provided with a detachable box door (24).
6. The desulfurization water recycling device according to claim 1, characterized in that: and a PH value detector (25) is arranged at the inner lower part of the box body (1).
7. The desulfurization water recycling device according to claim 1, characterized in that: the delivery port of deposiing device (2) is connected with drain pipe (26), the internally mounted of drain pipe (26) has suspended solid on-line monitoring appearance (27), just install water pump (28) and first solenoid valve (29) on drain pipe (26), just water pump (28) are located first solenoid valve (29) with deposit between the device (2), first solenoid valve (29) with between water pump (28) drain pipe (26) even connect catheter (30), just catheter (30) with box (1) is connected, install second solenoid valve (31) on catheter (30).
8. The desulfurization water recycling apparatus according to any one of claims 1 to 7, characterized in that: agitating unit (3) include pivot (4), the both ends of pivot (4) respectively with the tank wall of box (1) rotates to be connected, install a plurality of evenly distributed's stirring vane (5) on pivot (4), the one end of pivot (4) with actuating mechanism (6) are connected.
9. The desulfurization water recycling apparatus according to claim 8, characterized in that: the driving mechanism (6) adopts a second motor, the conveying end of the second motor is concentrically and fixedly connected with the rotating shaft (4), and the second motor is fixed on the outer wall of the box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220601109.0U CN216909935U (en) | 2022-03-18 | 2022-03-18 | Desulfurization water recycling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220601109.0U CN216909935U (en) | 2022-03-18 | 2022-03-18 | Desulfurization water recycling device |
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| Publication Number | Publication Date |
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| CN216909935U true CN216909935U (en) | 2022-07-08 |
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| CN202220601109.0U Active CN216909935U (en) | 2022-03-18 | 2022-03-18 | Desulfurization water recycling device |
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| CN (1) | CN216909935U (en) |
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