CN210393782U - Be applied to saline water separator of photovoltaic trade waste water treatment - Google Patents
Be applied to saline water separator of photovoltaic trade waste water treatment Download PDFInfo
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- CN210393782U CN210393782U CN201920972911.9U CN201920972911U CN210393782U CN 210393782 U CN210393782 U CN 210393782U CN 201920972911 U CN201920972911 U CN 201920972911U CN 210393782 U CN210393782 U CN 210393782U
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- wastewater treatment
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Abstract
The utility model discloses a be applied to saline water separator of photovoltaic trade waste water treatment, include: a crystallization cavity, a conveying cavity and a helical blade; the conveying cavity is obliquely arranged, and the crystallization cavity is communicated with the lower section of the conveying cavity; the top of the crystallization cavity is provided with a feed inlet, and the side wall of the crystallization cavity close to the top is provided with an overflow port; the upper section of the conveying cavity is provided with a salt outlet; the helical blade is coaxially arranged with the conveying cavity; the spiral blade is connected with a motor, and the motor drives the spiral blade to rotate upwards in a spiral mode. The utility model discloses a screw conveying mechanism can thoroughly solve the jam problem with miscellaneous salt and mother liquor separation, makes system's continuous operation, reduces intensity of labour, protection operating personnel.
Description
Technical Field
The utility model relates to a be applied to saline water separator of photovoltaic trade waste water treatment belongs to waste water treatment technical field.
Background
In the photovoltaic polysilicon texturing working section, a large amount of nitric acid, hydrofluoric acid, a small amount of sulfuric acid, hydrochloric acid and other additives are required, the polycrystalline silicon plate is etched after the acids are mixed according to a certain proportion, a large amount of acids still exist in the etched acids, and the etched polycrystalline silicon plate needs to be collected and neutralized by liquid alkali to prevent environmental pollution. After neutralization the acid is converted into inorganic salts, mainly: sodium nitrate, sodium fluoride, sodium silicate, sodium chloride, sodium sulfate, the above inorganic salts are dissolved in water to form a mixed salt system, and solid salt can be obtained by evaporation and concentration. The existing solid salt separation method mainly comprises the technologies of centrifugal machine filtration, plate-and-frame filter press filter pressing and ton bag filtration. However, the three salt discharging methods are easy to block and cannot continuously run, once the three salt discharging methods are blocked, the dredging process is difficult, and the labor intensity is high.
SUMMERY OF THE UTILITY MODEL
For solving above-mentioned easy jam, dredge technical problem such as difficult, system continuity operation, the utility model discloses a screw conveyer constructs the miscellaneous salt and separates with mother liquor, can thoroughly solve the jam problem, makes system continuous operation, reduces intensity of labour, protection operating personnel.
The utility model discloses a first purpose provides a be applied to saline water separator of photovoltaic trade waste water treatment, include: a crystallization cavity, a conveying cavity and a helical blade; the conveying cavity is obliquely arranged, and the crystallization cavity is communicated with the lower section of the conveying cavity; the top of the crystallization cavity is provided with a feed inlet, and the side wall of the crystallization cavity close to the top is provided with an overflow port; the upper section of the conveying cavity is provided with a salt outlet; the helical blade is coaxially arranged with the conveying cavity; the spiral blade is connected with a motor, and the motor drives the spiral blade to rotate upwards in a spiral mode.
Furthermore, the spiral blade is in a continuous spiral rising shape.
Furthermore, a flow baffle is arranged at the overflow port. Through keeping off the setting of flowing the board, can carry out the interval with overflow mouth and crystallization chamber, when avoiding the feeding too fast, the crystal thick liquid flows from the overflow mouth.
Furthermore, the conveying cavity is of a half-tile structure, and the upper part of the conveying cavity is arranged in an open mode.
Furthermore, a heat exchanger is arranged in the crystallization cavity and used for cooling liquid in the crystallization cavity.
Further, the bottom of the conveying cavity is also provided with a vent for venting liquid or solid in the conveying cavity. The vent is used primarily at the end of a run or wash.
Furthermore, a rotating shaft is arranged on the inner side of the spiral blade, the spiral blade is fixedly connected with the rotating shaft, and the rotating shaft is connected with the motor.
Further, the motor is a rotating motor.
Furthermore, the overflow port is communicated with the mother liquor tank through a pipeline.
The utility model has the advantages that:
the utility model discloses a screw conveying mechanism can thoroughly solve the jam problem with miscellaneous salt and mother liquor separation, makes system's continuous operation, reduces intensity of labour, protection operating personnel.
Drawings
Fig. 1 is a schematic structural diagram of the brine separator of the present invention.
The device comprises a crystallization cavity 1, a conveying cavity 2, a spiral blade 3, a feed inlet 4, a feed inlet 5, an overflow port 6, a salt outlet 7, a motor 8, a vent port 9 and a liquid baffle plate.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Example 1:
with reference to fig. 1, the brine separator of the present invention comprises: a crystallization cavity 1, a conveying cavity 2 and a helical blade 3; the conveying cavity 2 is obliquely arranged, and the crystallization cavity 1 is communicated with the lower section of the conveying cavity 2; the top of the crystallization cavity 1 is provided with a feed inlet 4, and the side wall of the crystallization cavity 1 close to the top is provided with an overflow port 5; the upper section of the conveying cavity 2 is provided with a salt outlet 6; the helical blade 3 is arranged coaxially with the conveying cavity 2; the helical blade 3 is connected with a motor 7, and the motor 7 drives the helical blade 3 to rotate upwards in a helical manner.
The helical blade 3 of the utility model is a continuous spiral rising shape.
The overflow port 5 of the utility model is also provided with a flow baffle 9. Through the setting that keeps off and flow board 9, can carry out the interval with overflow mouth 5 and crystallization chamber 1, when avoiding the feeding too fast, the crystal thick liquid flows out from overflow mouth 5.
The utility model discloses a carry chamber 2 to be half tile structure, and upper portion is open setting. Through setting up to semi-open type, be favorable to the cooling more, solid salt can separate out more.
The utility model discloses a still be equipped with heat exchanger in crystallization chamber 1 for liquid to the crystallization intracavity cools down.
The bottom of the conveying cavity 2 of the utility model is also provided with a vent 8 for venting liquid or solid in the conveying cavity 2. The vent 8 is used primarily at the end of a run or wash.
The utility model discloses a helical blade 3's inboard still is equipped with the rotation axis, helical blade and rotation axis fixed connection, and the rotation axis is connected with the motor.
The utility model discloses a motor is rotating electrical machines.
The overflow port 5 of the utility model is communicated with the mother liquor tank through a pipeline.
The utility model discloses a theory of operation:
the utility model discloses a miscellaneous salt waste water concentration is 15% -20%, transfers to and gets into the evaporimeter after neutral, and waste water has 2 grades of pre-heaters, and the temperature preheats to 85-90 ℃, gets into vapour and liquid separator, squeezes into the heater with force circulation pump and carries out the heat transfer, carries out vapour and liquid separation at vapour and liquid separator, and waste water is concentrated to certain concentration after, changes the material to single-effect evaporation system, and it is concentrated to the evaporation that cools down to liquid, when concentrated solid content is when 10-20%, imports with the discharge pump with the magma concentrate the utility model discloses salt water separator is with miscellaneous salt and mother liquor separation.
Contain the solid volume in the magma concentrate high, in case derive by the ejection of compact pump, get into the crystallization chamber, also can lower the temperature, solid salt can appear more this moment, the magma liquid stops in salt water separator, solid-liquid obtains better separation, at the cooling in-process, the magma liquid stirs lessly, the salt granule also can be longer more big, the inorganic salt that contains salt crystal water also because soak and crystallize out more easily in supersaturated magma solution, liquid has overflow pipe flow to mother liquor tank, solid salt crystal granule carries out the ejection of compact through helical blade to go out the salt mouth, final miscellaneous salt and mother liquor separation, can thoroughly solve the jam problem, make system continuous operation, reduce intensity of labour, protection operating personnel.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (9)
1. The utility model provides a be applied to saline water separator of photovoltaic trade waste water treatment which characterized in that includes: a crystallization cavity, a conveying cavity and a helical blade; the conveying cavity is obliquely arranged, and the crystallization cavity is communicated with the lower section of the conveying cavity; the top of the crystallization cavity is provided with a feed inlet, and the side wall of the crystallization cavity close to the top is provided with an overflow port; the upper section of the conveying cavity is provided with a salt outlet; the helical blade is coaxially arranged with the conveying cavity; the spiral blade is connected with a motor, and the motor drives the spiral blade to rotate upwards in a spiral mode.
2. The brine separator applied to wastewater treatment in the photovoltaic industry as claimed in claim 1, wherein the helical blade is in a continuous spiral rising shape.
3. The brine separator applied to wastewater treatment in the photovoltaic industry according to claim 1, wherein a flow baffle is further arranged at the overflow port.
4. The brine separator applied to wastewater treatment in the photovoltaic industry as claimed in claim 1, wherein the conveying cavity is of a half-tile structure, and the upper part of the conveying cavity is open.
5. The brine separator applied to wastewater treatment in the photovoltaic industry as claimed in claim 1, wherein a heat exchanger is further arranged in the crystallization cavity for cooling the liquid in the crystallization cavity.
6. The brine separator applied to wastewater treatment in the photovoltaic industry according to claim 1, wherein a vent is further formed at the bottom of the conveying cavity and used for venting liquid or solid in the conveying cavity, and the vent is mainly used when operation or cleaning is finished.
7. The brine separator applied to wastewater treatment in the photovoltaic industry as claimed in claim 1, wherein a rotating shaft is further disposed inside the spiral blade, the spiral blade is fixedly connected with the rotating shaft, and the rotating shaft is connected with the motor.
8. The brine separator applied to wastewater treatment in the photovoltaic industry as claimed in claim 1, wherein the motor is a rotating motor.
9. The brine separator applied to wastewater treatment in the photovoltaic industry as claimed in claim 1, wherein the overflow port is communicated with the mother liquor tank through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920972911.9U CN210393782U (en) | 2019-06-26 | 2019-06-26 | Be applied to saline water separator of photovoltaic trade waste water treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920972911.9U CN210393782U (en) | 2019-06-26 | 2019-06-26 | Be applied to saline water separator of photovoltaic trade waste water treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210393782U true CN210393782U (en) | 2020-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920972911.9U Active CN210393782U (en) | 2019-06-26 | 2019-06-26 | Be applied to saline water separator of photovoltaic trade waste water treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210393782U (en) |
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2019
- 2019-06-26 CN CN201920972911.9U patent/CN210393782U/en active Active
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