CN213834613U - High-efficient environmental protection high salt waste water concentration crystallization equipment - Google Patents
High-efficient environmental protection high salt waste water concentration crystallization equipment Download PDFInfo
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- CN213834613U CN213834613U CN202022630894.6U CN202022630894U CN213834613U CN 213834613 U CN213834613 U CN 213834613U CN 202022630894 U CN202022630894 U CN 202022630894U CN 213834613 U CN213834613 U CN 213834613U
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Abstract
The utility model discloses a high-efficient environmental protection high salt waste water concentration crystallization equipment, including heating chamber, evaporating chamber, demister, separation chamber, circulating pipe, axial-flow pump, raw water import, roots compressor, secondary steam circulating pipe, steam input pipe, crystal fluidized bed, comdenstion water export, noncondensable gas export, low temperature input pipe and high temperature discharge pipe, the separation chamber top is located to the evaporating chamber intercommunication, the inside upper end of evaporating chamber is located to the demister, the circulating pipe intercommunication is located between the input of axial-flow pump and the separation chamber upper end lateral wall, secondary steam circulating pipe intercommunication is located between the input of evaporating chamber upper end and roots compressor, the evaporating chamber lower extreme is equipped with central downcomer. The utility model belongs to the technical field of waste water purification, specifically provide a realize the concentrated crystallization serialization of high salt waste water, improve production efficiency, reduce workman intensity of labour, promote the high-efficient environmental protection high salt waste water concentration crystallization equipment of improved product quality.
Description
Technical Field
The utility model belongs to the technical field of waste water purification, specifically indicate a concentrated crystallization equipment of high-efficient environmental protection high salt waste water.
Background
The industrial high-salt wastewater is wastewater with the total salt content of more than 1 percent, contains salt, organic matters, heavy metals and even radioactive substances, has wide generation ways, and increases the water quantity year by year, so that the industrial high-salt wastewater needs to be properly treated to avoid the adverse effect on the environment.
When the high-salinity wastewater is treated by a chemical method, only COD, ammonia nitrogen and partial organic matters can be treated, but the salt in the high-salinity wastewater cannot be effectively removed; when the salinity of the high-salinity wastewater is lower; when treated by biological methods, high salt can inhibit the growth of microorganisms and even become a poisoning agent for the microorganisms; when the salinity of the inlet water is diluted, although microorganisms cannot be inhibited, huge water resource waste is caused, the investment and operation cost is increased, and the difficulty of acclimating the activated sludge is high.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned current difficult problem, the utility model provides a realize the concentrated crystallization serialization of high salt waste water, improve production efficiency, reduce workman intensity of labour, promote the high-efficient environmental protection high salt waste water concentration crystallization equipment of improvement product quality.
The utility model adopts the following technical scheme: the utility model discloses a high-efficient environmental protection high salt waste water concentration crystallization equipment, including heating chamber, evaporating chamber, demister, separating chamber, circulating pipe, axial-flow pump, raw water import, roots compressor, secondary steam circulating pipe, steam input pipe, crystal fluidized bed, comdenstion water export, noncondensable gas export, low temperature input pipe and high temperature discharge pipe, the evaporating chamber intercommunication is located the separating chamber top, the demister is located the inside upper end of evaporating chamber, the circulating pipe intercommunication is located between the input of axial-flow pump and separating chamber upper end lateral wall, raw water import intercommunication is located on the circulating pipe, the low temperature input pipe is located between the output of axial-flow pump and heating chamber, the high temperature discharge pipe intercommunication is located the heating chamber and is kept away from the one end of low temperature input pipe, the one end intercommunication that the high temperature discharge pipe was kept away from the heating chamber is located on the evaporating chamber, the steam input pipe intercommunication is located on the heating chamber lateral wall, the steam input pipe is arranged between the low-temperature input pipe and the high-temperature discharge pipe, the output end of the Roots compressor is arranged at one end of the steam input pipe, which is far away from the heating chamber, the secondary steam circulating pipe is communicated between the upper end of the evaporation chamber and the input end of the Roots compressor, the lower end of the evaporation chamber is provided with a central downcomer which is arranged in the separation chamber, the evaporation chamber and the separation chamber are communicated through the central downcomer, the crystal fluidized bed is arranged on the inner lower wall of the separation chamber, the condensed water outlet and the non-condensed gas outlet are arranged on the side wall of the heating chamber, the evaporation chamber comprises an evaporation chamber body, a secondary steam port, a differential pressure liquid level meter, a vacuumizing port, a sight glass, a circulating material port, a temperature probe and a vacuum meter interface, the evaporation chamber body is communicated and arranged above the separation chamber, the secondary steam port is arranged at the upper end of the evaporation chamber body, and the secondary steam circulating pipe is connected with the secondary steam port, the upper end and the lower extreme of evaporating chamber body are respectively located to pressure differential liquid level score, evaporating chamber body upper end lateral wall is located to the evacuation mouth, on the evaporating chamber body lateral wall was located in proper order to sight glass from the top down, on the evaporating chamber upper end lateral wall was located to the circulation material mouth, the high temperature discharge pipe links to each other with the circulation material mouth, evaporating chamber body upper wall is located to temperature probe and vacuum meter interface, and in temperature probe ran through evaporating chamber body upper wall and locates the evaporating chamber, temperature probe was convenient for detect the evaporating chamber interior temperature, and vacuum meter interface is convenient for connect the vacuum meter and detects the interior atmospheric pressure of evaporating chamber, the separation chamber bottom wall is equipped with the magma discharge port, and the magma discharge port is convenient for discharge the magma.
Furthermore, one end of the high-temperature discharge pipe, which is far away from the heating chamber, penetrates through the circulating material port and is arranged in the evaporation chamber, and one end of the high-temperature discharge pipe, which is arranged in the evaporation chamber, is arranged in an oblique conical surface, so that the mixed fluid of the materials and the circulating mother liquor can be conveniently discharged.
Furthermore, the bottom wall of the separation chamber is provided with a drain port, and the drain port is convenient for discharging materials in the separation chamber and the evaporation chamber.
Furthermore, a fixed support frame is arranged between the separation chamber and the evaporation chamber, and the fixed support frame is convenient for the mutual fixed connection of the separation chamber and the evaporation chamber.
Furthermore, the lower end of the central downcomer is arranged in a trumpet shape.
Furthermore, the evaporation chamber is externally provided with a permeation prevention layer, so that the operation safety is improved.
Further, the axial-flow pump adopts an acid-base resistant pump.
Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: the high-efficient environmental protection high salt waste water concentration crystallization equipment of this scheme reasonable in design, the secondary steam that originally needs cooling water condensation with the evaporimeter production, send into the heating chamber as the heat source again after the compressor compression, replace raw steam cyclic utilization, secondary steam's latent heat has obtained abundant utilization again, it is energy-efficient, the feed liquid of temperature reduction returns heating cycle in returning to the heating chamber again, can avoid because the problem of thermal crystallization pipeline formation jam in the heating chamber, realize continuous concentration crystallization control, guarantee stable process, the high-efficient operation of device, improve production efficiency, reduce workman intensity of labour, promote and improve the product quality, thick liquids discharge is continuous, can realize continuous production, equipment operation cycle extension, the stable control of being convenient for of operation.
Drawings
FIG. 1 is a schematic structural view of the high-efficiency environment-friendly high-salinity wastewater concentration and crystallization equipment of the utility model;
FIG. 2 is a schematic view of the structure of the evaporation chamber of the high-efficiency environment-friendly high-salinity wastewater concentration and crystallization device of the utility model;
figure 3 is the utility model discloses high-efficient environmental protection high salt waste water concentration crystallization equipment evaporation chamber top view.
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings: 1. heating chamber, 2, evaporating chamber, 3, demister, 4, separating chamber, 5, circulating pipe, 6, axial-flow pump, 7, raw water inlet, 8, Roots compressor, 9, secondary steam circulating pipe, 10, steam input pipe, 11, crystal fluidized bed, 12, condensate water outlet, 13, noncondensable gas outlet, 14, low-temperature input pipe, 15, high-temperature discharge pipe, 16, central downcomer, 17, evaporating chamber body, 18, secondary steam port, 19, pressure difference liquid level meter, 20, vacuumizing port, 21, sight glass, 22, circulating material port, 23, temperature probe, 24, vacuum meter interface, 25, crystal slurry discharge port, 26, discharge port, 27 and fixed support frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.
As shown in figures 1-3, the high-efficiency environment-friendly high-salinity wastewater concentration and crystallization device of the present invention comprises a heating chamber 1, an evaporation chamber 2, a demister 3, a separation chamber 4, a circulation pipe 5, an axial flow pump 6, a raw water inlet 7, a Roots compressor 8, a secondary steam circulation pipe 9, a steam input pipe 10, a crystal fluidized bed 11, a condensed water outlet 12, a noncondensable gas outlet 13, a low-temperature input pipe 14 and a high-temperature discharge pipe 15, wherein the evaporation chamber 2 is communicated with and arranged above the separation chamber 4, the demister 3 is arranged at the upper end inside the evaporation chamber 2, the circulation pipe 5 is communicated with and arranged between the input end of the axial flow pump 6 and the upper end side wall of the separation chamber 4, the raw water inlet 7 is communicated and arranged on the circulation pipe 5, the low-temperature input pipe 14 is arranged between the output end of the axial flow pump 6 and the heating chamber 1, and the high-temperature discharge pipe 15 is communicated and arranged at one end of the heating chamber 1 far away from the low-temperature input pipe 14, the high-temperature discharge pipe 15 is communicated with the evaporation chamber 2 at one end far away from the heating chamber 1, the steam input pipe 10 is communicated with the side wall of the heating chamber 1, the steam input pipe 10 is arranged between the low-temperature input pipe 14 and the high-temperature discharge pipe 15, the output end of the Roots compressor 8 is arranged at one end of the steam input pipe 10 far away from the heating chamber 1, the secondary steam circulating pipe 9 is communicated with the upper end of the evaporation chamber 2 and the input end of the Roots compressor 8, the lower end of the evaporation chamber 2 is provided with a central downcomer 16, the central downcomer 16 is arranged in the separation chamber 4, the evaporation chamber 2 is communicated with the separation chamber 4 through the central downcomer 16, the crystal fluidized bed 11 is arranged on the inner lower wall of the separation chamber 4, the condensed water outlet 12 and the non-condensed gas outlet 13 are arranged on the side wall of the heating chamber 1, the evaporation chamber 2 comprises an evaporation chamber body 17, a secondary steam port 18, a differential pressure liquid level gauge 19, Evacuation mouth 20, sight glass 21, circulation material mouth 22, temperature probe 23 and vacuum meter interface 24, 4 tops in separating chamber are located to evaporating chamber body 17 intercommunication, evaporating chamber body 17 upper end is located to secondary steam mouth 18, secondary steam circulating pipe 9 links to each other with secondary steam mouth 18, the upper end and the lower extreme of evaporating chamber body 17 are located respectively to pressure differential level gauge 19, evacuation mouth 20 locates evaporating chamber body 17 upper end lateral wall, on evaporating chamber body 17 lateral wall is located in proper order from the top down to sight glass 21, circulation material mouth 22 is located on evaporating chamber 2 upper end lateral wall, and high temperature discharge pipe 15 links to each other with circulation material mouth 22, evaporating chamber body 17 upper wall is located to temperature probe 23 and vacuum meter interface 24, and temperature probe 23 runs through evaporating chamber body 17 upper wall and locates in evaporating chamber 2, separating chamber 4 diapire is equipped with magma discharge port 25.
One end of the high-temperature discharge pipe 15, which is far away from the heating chamber 1, penetrates through the circulating material port 22 and is arranged in the evaporation chamber 2, and one end of the high-temperature discharge pipe 15, which is arranged in the evaporation chamber 2, is arranged in an oblique conical surface, so that the mixed fluid of the materials and the circulating mother liquor can be conveniently discharged; the bottom wall of the separation chamber 4 is provided with a drain port 26, and the drain port 26 is convenient for draining materials in the separation chamber 4 and the evaporation chamber 2; a fixed support frame 27 is arranged between the separation chamber 4 and the evaporation chamber 2, and the fixed support frame 27 is convenient for the mutual fixed connection of the separation chamber 4 and the evaporation chamber 2; the lower end of the central downcomer 16 is arranged in a trumpet shape; the permeation-preventing layer is arranged outside the evaporation chamber 2, so that the operation safety is improved; the axial-flow pump 6 adopts an acid-base resistant pump.
When the device is used specifically, firstly, the device is vacuumized through the vacuuming port 20 until the inside of the whole device is in a vacuum state, then the device starts to work, the axial flow pump 6 and the Roots compressor 8 are started, salt-containing wastewater is sent into the circulating pipe 5 through the raw water inlet 7, the materials in the circulating pipe 5 and clear solution without crystals on the upper layer in the separation chamber 4 are sent into the heating chamber 1 through the low-temperature input pipe 14 by the axial flow pump 6, the temperature difference between the inside and the outside of the heat exchange pipe and the circulation quantity of the feed liquid are controlled, the phenomenon of pipe blockage in the heat exchange process of the circulating feed liquid can be avoided, the feed liquid is mixed with high-temperature steam for heat exchange in the heating chamber 1, the feed liquid after heat exchange is sent into the evaporation chamber 2 through the high-temperature discharge pipe 15 for evaporation and concentration, the Roots compressor 8 compresses secondary steam generated in the evaporation chamber 2 through the secondary steam circulating pipe 9 to form high-enthalpy superheated steam through compression, the superheated steam is sprayed with reduced temperature to saturated steam, and then sent into the heating chamber 1 for recycling, the feed liquid is heated and evaporated, then enters the evaporation chamber 2, the solution after secondary steam is separated is directly sent to the bottom of the crystal growth section through the central downcomer 16, then the supersaturation degree disappears through the crystal fluidized bed 11 in the upward direction, the crystal material in the crystal bed can grow, and after the particles grow to the required size, the particles are discharged from the crystal slurry outlet 25.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a concentrated crystallization equipment of high-efficient environmental protection high salt waste water which characterized in that: the device comprises a heating chamber, an evaporation chamber, a demister, a separation chamber, a circulating pipe, an axial flow pump, a raw water inlet, a Roots compressor, a secondary steam circulating pipe, a steam input pipe, a crystal fluidized bed, a condensate outlet, a non-condensable gas outlet, a low-temperature input pipe and a high-temperature discharge pipe, wherein the evaporation chamber is communicated with and arranged above the separation chamber, the demister is arranged at the upper end inside the evaporation chamber, the circulating pipe is communicated and arranged between the input end of the axial flow pump and the side wall of the upper end of the separation chamber, the raw water inlet is communicated and arranged on the circulating pipe, the low-temperature input pipe is arranged between the output end of the axial flow pump and the heating chamber, the high-temperature discharge pipe is communicated and arranged at one end of the heating chamber far away from the low-temperature input pipe, the high-temperature discharge pipe is communicated and arranged on the evaporation chamber, the steam input pipe is communicated and arranged on the side wall of the heating chamber, and the steam input pipe is arranged between the low-temperature input pipe and the high-temperature discharge pipe, the output end of the Roots compressor is arranged at one end of the steam input pipe far away from the heating chamber, the secondary steam circulating pipe is communicated and arranged between the upper end of the evaporation chamber and the input end of the Roots compressor, the lower end of the evaporation chamber is provided with a central downcomer which is arranged in the separation chamber, the evaporation chamber and the separation chamber are communicated through the central downcomer, the crystal fluidized bed is arranged on the inner lower wall of the separation chamber, the condensed water outlet and the non-condensable gas outlet are arranged on the side wall of the heating chamber, the evaporation chamber comprises an evaporation chamber body, a secondary steam port, a differential pressure liquid level meter, a vacuum pumping port, a sight glass, a circulating material port, a temperature probe and a vacuum meter port, the evaporation chamber body is communicated and arranged above the separation chamber, the secondary steam port is arranged at the upper end of the evaporation chamber body, the secondary steam circulating pipe is connected with the secondary steam port, and the differential pressure liquid level meter is respectively arranged at the upper end and the lower end of the evaporation chamber body, the evaporation chamber body upper end lateral wall is located to the evacuation mouth, on the evaporation chamber body lateral wall was located in proper order to the sight glass from the top down, on the evaporation chamber upper end lateral wall was located to the circulation material mouth, the high temperature discharge pipe linked to each other with the circulation material mouth, the evaporation chamber body upper wall is located to temperature probe and vacuum meter interface, and in the evaporation chamber was located to the temperature probe run through evaporation chamber body upper wall, the separation chamber diapire was equipped with the magma discharge port.
2. The high-efficiency environment-friendly high-salinity wastewater concentration and crystallization device according to claim 1, is characterized in that: the end of the high-temperature discharge pipe, which is far away from the heating chamber, penetrates through the circulating material port and is arranged in the evaporation chamber, and the end of the high-temperature discharge pipe, which is arranged in the evaporation chamber, is an oblique conical surface.
3. The high-efficiency environment-friendly high-salinity wastewater concentration and crystallization device according to claim 1, is characterized in that: the bottom wall of the separation chamber is provided with a drain port.
4. The high-efficiency environment-friendly high-salinity wastewater concentration and crystallization device according to claim 1, is characterized in that: and a fixed support frame is arranged between the separation chamber and the evaporation chamber.
5. The high-efficiency environment-friendly high-salinity wastewater concentration and crystallization device according to claim 1, is characterized in that: the lower end of the central downcomer is arranged in a trumpet shape.
6. The high-efficiency environment-friendly high-salinity wastewater concentration and crystallization device according to claim 1, is characterized in that: the evaporation chamber is externally provided with a permeation prevention layer.
7. The high-efficiency environment-friendly high-salinity wastewater concentration and crystallization device according to claim 1, is characterized in that: the axial-flow pump adopts an acid-base resistant pump.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022630894.6U CN213834613U (en) | 2020-11-14 | 2020-11-14 | High-efficient environmental protection high salt waste water concentration crystallization equipment |
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| CN202022630894.6U CN213834613U (en) | 2020-11-14 | 2020-11-14 | High-efficient environmental protection high salt waste water concentration crystallization equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115253735A (en) * | 2022-06-10 | 2022-11-01 | 贵州兰鑫石墨机电设备制造有限公司 | Titanium white waste acid concentration device and concentration process not easy to block |
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2020
- 2020-11-14 CN CN202022630894.6U patent/CN213834613U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115253735A (en) * | 2022-06-10 | 2022-11-01 | 贵州兰鑫石墨机电设备制造有限公司 | Titanium white waste acid concentration device and concentration process not easy to block |
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