Saline water silicon removing device
Technical Field
The utility model relates to the technical field of brine desilication, in particular to a brine desilication device.
Background
In industrial application, a plurality of production water have certain requirements on the silicon content in water, and adverse phenomena such as influence on product quality or scaling blockage caused by the silicon brought into a production system are prevented, so that the process for removing the silicon in the water is widely applied to various industries.
The prior desilication mode removes silicon in a physical and chemical mode, the physical desilication is realized by intercepting and concentrating the silicon in water through a nanofiltration membrane or RO, the deep desilication can be realized, but the method is only suitable for the fresh water desilication without salt, for the saturated brine system of the brine system in the chlor-alkali industry, the chlor-alkali brine system is a saturated sodium chloride solution, the physical methods such as the nanofiltration membrane or RO are difficult to remove silicon in a high-salt state, and the common chemical desilication can bring a large amount of impurities such as aluminum, iron, calcium and magnesium, and the like, so that the quality of brine is deteriorated, and therefore, a brine desilication device is needed to remove the silicon of the brine reasonably, efficiently and deeply.
Disclosure of utility model
The utility model aims to provide a brine silicon removing device, which has the advantage of reasonably, efficiently and deeply removing brine by adding nano-fine agent into brine, and solves the problems in the background art.
The utility model provides a saline water silicon removing device which comprises a front reaction tank, a water pump, a rear reaction tank stirring mechanism I, a stirring mechanism II and a filter tank, wherein an inlet pipe is connected with an inlet port in the left upper corner of the front reaction tank, the inlet pipe is connected with a saline water source, the stirring mechanism I is arranged in the front reaction tank, a filling port I is arranged at the left end of the top of the front reaction tank, the stirring mechanism II is arranged in the rear reaction tank, a filling port II is arranged at the left end of the top of the rear reaction tank, the water pump is arranged between the front reaction tank and the rear reaction tank, a water inlet of the water pump is connected with a water outlet of the front reaction tank through a hose I, the water outlet of the water pump is connected with an inlet port of the rear reaction tank through a hose II, the filter tank is arranged on the right side of the rear reaction tank, the water inlet of the filter tank is connected with a water outlet of the rear reaction tank through a hose III, a control valve is arranged on the hose III, and two ion membrane filter screens are arranged in the filter tank.
Preferably, the stirring mechanism I consists of a stirring motor I, a stirring shaft I and stirring rods I, wherein the stirring motor I is arranged in the middle of the top of the front reaction tank, an output shaft of the stirring motor I penetrates through the front reaction tank and is connected with the stirring shaft I through a flange, and the stirring shaft I is symmetrically provided with two groups of stirring rods I. Through setting up rabbling mechanism one, realize carrying out primary stirring to salt water.
Preferably, the stirring mechanism II consists of a stirring motor II, a stirring shaft II and a stirring rod II, wherein the stirring motor II is arranged in the middle of the top of the rear reaction tank, an output shaft of the stirring motor II penetrates through the rear reaction tank and is connected with the stirring shaft II through a flange, and two groups of stirring rods II are symmetrically arranged on the stirring shaft II. Through setting up rabbling mechanism two, realize carrying out the secondary stirring to salt water.
Preferably, a liquid level sensor is arranged at the right end of the top of the front reaction tank. Through setting up level sensor, realize monitoring the liquid level in the preceding retort.
Preferably, a water outlet is arranged at the right lower corner of the filter tank, and a control valve is arranged on the water outlet. By arranging the water outlet, the salt water with silicon removed is conveniently discharged.
Preferably, a control box is arranged at the left lower corner of the front reaction tank and is respectively and electrically connected with the first stirring motor, the water pump and the second stirring motor. Through setting up the control box, realize being convenient for the going on of overall control salt solution desilication work.
Compared with the prior art, the utility model has the following beneficial effects:
When the device is used, saline water enters the front reaction tank from the inlet pipe, the refined agent and NaOH are added into the front reaction tank from the first filling port, the saline water added with the refined agent and the NaOH is stirred and mixed through the first stirring mechanism, the silicon concentration in the saline water is reduced, then the saline water in the front reaction tank is sucked out and sent into the rear reaction tank through the starting water pump, the refined agent and Na2CO3 are added into the rear reaction tank from the second filling port, the saline water added with the refined agent and Na2CO3 is stirred and mixed through the second stirring mechanism, the silicon concentration in the saline water is reduced again, then a control valve on the third hose is opened, the saline water in the rear reaction tank enters the filter tank along the third hose, and the silicon in the saline water is thoroughly removed after the saline water is filtered through the two ion membrane filters, so that the silicon in the saline water can be reasonably, efficiently and deeply removed through adding the nano refined agent into the saline water.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
Fig. 2 is an external view of the present utility model.
The device comprises a front reaction tank, a stirring shaft I, a stirring rod I, a control box I, a 5, an inlet pipe I, a 6, a filling port I, a 7, a stirring motor I, a 8, a liquid level sensor, a 9, a hose I, a 10, a water pump, a 11, a hose II, a 12, a rear reaction tank, a 13, a filling port II, a 14, a stirring motor II, a 15, a stirring shaft II, a 16, a stirring rod II, a 17, a hose III, a 18, a filter tank, a 19, an ion membrane filter screen, a 20 and a water outlet.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, the utility model provides a technical scheme of a brine silicon removing device, which comprises a front reaction tank 1, a water pump 10, a rear reaction tank 12, a stirring mechanism I, a stirring mechanism II and a filter tank 18, wherein an inlet pipe 5 is connected to an inlet port at the left upper corner of the front reaction tank 1, the inlet pipe 5 is connected with a brine source, the front reaction tank 1 is internally provided with the stirring mechanism I, the stirring mechanism I is composed of a stirring motor I7, a stirring shaft I2 and a stirring rod I3, the stirring motor I7 is arranged in the middle of the top of the front reaction tank 1, an output shaft of the stirring motor I7 penetrates through the front reaction tank 1 and is connected with the stirring shaft I2 through a flange, two groups of stirring rods I3 are symmetrically arranged on the stirring shaft I2, the left end of the top of the front reaction tank 1 is provided with a filling port I6, the right end of the top of the front reaction tank 1 is provided with a liquid level sensor 8, when the liquid level sensor 8 monitors that the front reaction tank 1 is full of brine, the front reaction tank 1 stops, a refined preparation and NaOH are added into the front reaction tank 1 from the filling port I6 through the stirring motor I4, the stirring shaft I2 drives the stirring shaft I2 to rotate, and the stirring shaft I2 drives the stirring shaft to rotate, thereby stirring shaft I and 2 rotates.
The stirring mechanism II is formed by a stirring motor II 14, a stirring shaft II 15 and a stirring rod II 16, the stirring motor II 14 is installed in the middle of the top of the rear reaction tank 12, an output shaft of the stirring motor II 14 penetrates through the rear reaction tank 12 and is connected with the stirring shaft II 15 through a flange, two groups of stirring rods II 16 are symmetrically installed on the stirring shaft II 15, a filling port II 13 is formed in the left end of the top of the rear reaction tank 12, a refined agent and Na2CO3 are added into the rear reaction tank 12 from the filling port II 13, the stirring motor II 14 is started through a control box 4, the stirring motor II 14 works to drive the stirring shaft II 15 to rotate through the flange, the stirring shaft II 15 is driven to rotate to drive the two groups of stirring rods II 16 to stir and mix the salt water added with the refined agent and Na2CO3, and the silicon concentration in the salt water is reduced again.
The water pump 10 is arranged between the front reaction tank 1 and the rear reaction tank 12, the water inlet of the water pump 10 is connected with the water outlet of the front reaction tank 1 through a first hose 9, the water outlet is connected with the inlet of the rear reaction tank 12 through a second hose 11, the water pump 10 is started through the control box 4, and the water pump 10 sucks out the saline water in the front reaction tank 1 through the first hose 9 and enters the rear reaction tank 12 through the second hose 11.
The filter tank 18 is arranged on the right side of the rear reaction tank 12, a water inlet of the filter tank 18 is connected with a water outlet of the rear reaction tank 12 through a third hose 17, a control valve is arranged on the third hose 17, two ion membrane filter screens 19 are arranged in the filter tank 18, a water outlet 20 is arranged at the right lower corner of the filter tank 18, the control valve is arranged on the water outlet 20, the control valve on the third hose 17 is opened, saline water in the rear reaction tank 12 enters the filter tank 18 along the third hose 17, the saline water is thoroughly filtered by the two ion membrane filter screens 19 to remove silicon in the saline water, and then the control valve on the water outlet 20 is opened to drain. The control box 4 is arranged at the left lower corner of the front reaction tank 1, and the control box 4 is respectively and electrically connected with the stirring motor I7, the water pump 10 and the stirring motor II 14.
The motors of the utility model are designed by adopting a small-sized servo motor-14 HS2408 model, the model motor is only selected by referring to the technical field, the technical field can select motors with the same parameters and functions according to actual production requirements for installation and debugging, and the utility model is not repeated.
When the utility model is used, saline enters the front reaction tank 1 from the inlet pipe 5, when the liquid level sensor 8 monitors that the front reaction tank 1 is filled with the saline, the front reaction tank 1 is stopped, the refined agent and NaOH are added into the front reaction tank 1 from the first filling port 6, the stirring motor 7 is started through the control box 4, the stirring motor 7 works to drive the stirring shaft 2 to rotate through the flange, the stirring shaft 2 drives the two groups of stirring rods 3 to stir and mix the saline added with the refined agent and the NaOH by rotating, the silicon concentration in the saline is reduced, then the water pump 10 is started through the control box 4, the water pump 10 works to suck the saline in the front reaction tank 1 through the first hose 9, the saline enters the rear reaction tank 12 through the second hose 11, the refined agent and the Na2CO3 are added into the rear reaction tank 12 from the second filling port 13, the stirring motor 14 is started through the control box 4, the stirring motor 14 works to drive the stirring shaft 15 to rotate through the flange, the stirring shaft 16 drives the two groups of stirring rods to stir and mix the saline added with the refined agent and the Na2CO3 by rotating, then the silicon concentration in the saline is reduced again, the three-phase saline is discharged from the third hose 17 is opened, the water valve 17 is opened, and the saline is discharged from the filter tank 18 after the three-phase valve is opened, and the water is completely removed from the filter tank is discharged through the water valve 18, and the water filter valve is completely removed from the filter tank 18.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.