CN215403193U - Evaporative crystallization device for water treatment - Google Patents
Evaporative crystallization device for water treatment Download PDFInfo
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- CN215403193U CN215403193U CN202120771339.7U CN202120771339U CN215403193U CN 215403193 U CN215403193 U CN 215403193U CN 202120771339 U CN202120771339 U CN 202120771339U CN 215403193 U CN215403193 U CN 215403193U
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Abstract
The utility model discloses an evaporative crystallization device for water treatment, wherein a tank body is internally provided with a flow distribution assembly; the flow distribution assembly comprises a closing plate and a flow guide pipe; the sealing plates are arranged at intervals up and down and are in sealing connection with the tank body; the sealing plate is provided with shunting holes; the flow guide pipe is distributed between the two closing plates, and the upper end and the lower end of the flow guide pipe are respectively communicated with the flow distribution holes at the upper position and the lower position; a heat exchange chamber is formed between the two sealing plates in the tank body; an evaporation chamber is arranged below the flow dividing assembly in the tank body; a connecting pipeline is arranged between the heat exchange chamber and the evaporation chamber; the air draft device is communicated with the heat exchange chamber; the evaporation device is arranged in the evaporation chamber; the side wall of the evaporation chamber is provided with a ventilation hole which penetrates through the tank body. The utility model can homogenize the salinity concentration of each position in the waste water liquid, and can utilize the heat in the evaporated water vapor, thereby effectively reducing the energy consumption in the evaporation crystallization process and reducing the energy waste.
Description
Technical Field
The utility model relates to the technical field of water treatment equipment, in particular to an evaporative crystallization device for water treatment.
Background
In the treatment process of the wastewater with high salt content, the moisture in the wastewater is separated from the salt content by means of evaporative crystallization. At present, in the evaporation crystallization process, waste water is introduced into an evaporation chamber for evaporation crystallization operation at one time. The salinity concentration of different positions in the waste water liquid has difference, leads to during the crystallization, and the crystallization particle of part position is great in the evaporation chamber, and the crystallization particle of part position is less. The crystal particles are too small to facilitate subsequent cleaning, collection and the like.
In addition, in the evaporative crystallization process, water in the wastewater is discharged after being heated to form water vapor, and the water vapor contains certain heat which is not utilized and is directly discharged to easily cause energy waste.
SUMMERY OF THE UTILITY MODEL
In view of the above technical problems, the present invention aims to: the evaporative crystallization device for water treatment can be used for homogenizing the salinity concentration of each position in waste water liquid, can be used for utilizing heat in evaporated water vapor, effectively reduces energy consumption in the evaporative crystallization process and reduces energy waste.
The technical solution of the utility model is realized as follows: an evaporative crystallization device for water treatment comprises a tank body, an air draft device and an evaporation device;
a shunt assembly is arranged in the tank body; the flow distribution assembly comprises a sealing plate and a flow guide pipe; the sealing plates are arranged at intervals up and down and are in sealing connection with the tank body; the sealing plate is provided with shunting holes; the flow guide pipe is distributed between the two sealing plates, and the upper end and the lower end of the flow guide pipe are respectively communicated with the flow distribution holes at the corresponding upper and lower positions;
a heat exchange chamber is formed between the two sealing plates in the tank body; an evaporation chamber is arranged below the flow dividing assembly in the tank body;
a connecting pipeline is arranged between the heat exchange chamber and the evaporation chamber;
the air draft device is communicated with the heat exchange chamber; the evaporation device is arranged in the evaporation chamber; and the side wall of the evaporation chamber is provided with a ventilation hole penetrating through the tank body.
Further, the tank body comprises a first part and a second part which are arranged up and down and detachably connected; the shunt assembly is disposed in the first portion.
Furthermore, a water vapor inlet is formed in the heat exchange chamber; a water vapor outlet is arranged on the evaporation chamber; the connecting pipeline is arranged outside the tank body, one end of the connecting pipeline is communicated with the water vapor inlet, and the other end of the connecting pipeline is communicated with the water vapor outlet.
Further, an air suction opening is formed in the heat exchange chamber; the air draft device is connected with the air draft opening; the height of the air suction opening is greater than that of the water vapor inlet.
Further, a water outlet is formed in the heat exchange chamber; the water outlet is positioned close to the sealing plate on the lower side.
Further, the evaporation device is a heat exchanger or an electric heater.
Further, the draft tube is in a spiral shape or a wavy shape.
Furthermore, the flow guide pipe is made of heat conduction materials.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
1. according to the utility model, through the matching use of the diversion assembly, the waste water liquid is shunted by the diversion holes and the diversion pipe and then enters the evaporation chamber, so that the waste water liquid can be uniformly distributed in the whole evaporation chamber, the salt concentrations of different positions of the waste water liquid in the evaporation crystallization process are uniform and consistent, and the separation of crystal particles is facilitated.
2. According to the utility model, the water vapor is guided into the heat exchange chamber, the heat in the water vapor can be transferred to the flow guide pipe, and the waste water liquid flowing through the flow guide pipe absorbs the heat in a heat exchange manner, so that the initial temperature of the waste water liquid is increased, the heat in the water vapor is utilized, the energy consumption in the evaporation crystallization process is effectively reduced, and the energy waste is reduced.
Drawings
The technical scheme of the utility model is further explained by combining the accompanying drawings as follows:
FIG. 1 is a schematic three-dimensional structure of the overall structure of the present invention;
FIG. 2 is a front cross-sectional view of FIG. 1;
FIG. 3 is an exploded view of the can body of the present invention;
FIG. 4 is a schematic three-dimensional view of the shunt assembly of the present invention;
wherein: 11. a first portion; 111. a water vapor inlet; 112. an air suction opening; 113. a water outlet; 12. a second portion; 121. a water vapor outlet; 122. a ventilation hole; 13. a third portion; 14. an upper cover body; 141. a wastewater inlet; 15. a lower cover body; 151. a feeding port; 2. closing the plate; 21. a shunt hole; 3. a flow guide pipe; 4. a heat exchange chamber; 5. an evaporation chamber; 6. connecting a pipeline; 7. an evaporation device; 8. an air draft device.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.
Fig. 1-4 show an evaporative crystallization device for water treatment, which comprises a tank body, an air draft device 8 and an evaporation device 7. The tank body is of a vertical structure, and a cavity is formed inside the tank body. A shunt assembly is arranged in the tank body. As shown in fig. 4, the flow distribution assembly comprises a closing plate 2 and a flow guide tube 3. The shrouding 2 is arranged from top to bottom at interval, and all is connected with the inner wall sealing of jar body. In this embodiment, the outer peripheral surface of the sealing plate 2 is adapted to the inner peripheral surface of the tank, and the position where the sealing plate 2 contacts with the tank is hermetically connected by welding. A plurality of shunting holes 21 are distributed and processed on the two close plates 2. The diversion holes 21 penetrate the closing plate 2 up and down. The honeycomb duct 3 distributes between two shrouding 2, and its quantity suits with the quantity of the reposition of redundant personnel hole 21 on every shrouding 2. The upper end and the lower end of the flow guide pipe 3 are respectively welded on the two sealing plates 2 and are communicated with the flow distribution holes 21 at the corresponding upper and lower positions. Through the structural design, a heat exchange chamber 4 is formed between the two close plates 2 in the tank body. An evaporation chamber 5 is formed below the shunting assembly in the tank body, and a water collecting cavity is formed above the shunting assembly. Waste water liquid gets into to catchment in the chamber, and the diffluence hole 21 on shrouding 2 through reposition of redundant personnel subassembly upside position shunts for a plurality of, and waste water liquid after the reposition of redundant personnel falls down via honeycomb duct 3 to in the diffluence hole 21 on shrouding 2 via reposition of redundant personnel subassembly downside position falls into to evaporating chamber 5. Through the aperture of reasonable design reposition of redundant personnel hole 21 and the pipe diameter of honeycomb duct 3, this waste water liquid can be with certain flow continuously through baffle tube 3.
A connecting pipe 6 is installed between the heat exchange chamber 4 and the evaporation chamber 5, and the two are communicated through the connecting pipe 6. The air draft device 8 is communicated with the heat exchange chamber 4. An evaporation device 7 is installed in the evaporation chamber 5 for evaporating moisture of the wastewater liquid in the evaporation chamber 5. The side wall of the evaporation chamber 5 is provided with a ventilation hole 122 penetrating through the tank body. The air flow can enter the evaporation chamber 5 from the outside through the ventilation holes 122. The above-mentioned drainage device 8 and the evaporation device 7 are common devices in the prior art. Wherein, updraft ventilator can adopt the centrifugal fan subassembly among the prior art. The evaporation device 7 may employ a heat exchanger or an electric heater in the related art. The side wall of the evaporation chamber 5 is provided with a plurality of ventilation holes 122 which penetrate through the tank body. Through the structural design, under the operation of the air draft device 8, water vapor generated in the evaporation chamber 5 enters the heat exchange chamber 4 through the communication pipeline 6, the water vapor is in contact with the draft tube 3 and carries out heat transfer, part of the water vapor forms condensed water in the heat exchange chamber 4, and part of the water vapor is discharged from the heat exchange chamber 4 through the air draft device 8.
As shown in fig. 4, the draft tube 3 is designed to have a spiral shape or a wavy shape, so that the contact area between the draft tube 3 and water vapor can be increased, and the path of the wastewater liquid flowing through the draft tube 3 can be increased. The flow duct 3 is made of a heat conductive material, preferably a metal material.
In the present embodiment, the evaporation device 7 is preferably a heat exchanger. The heat exchanger comprises a coil installed in the evaporation chamber 5, through which hot steam is introduced to exchange heat with the waste water liquid in the evaporation chamber 5.
As shown in fig. 3, the can body includes a first portion 11 and a second portion 12 which are arranged one above the other and detachably connected. The first portion 11 and the second portion 12 are both arranged to be open at the top and bottom. The flow dividing assembly is mounted in the first section 11 and the evaporation chamber 5 is formed in the second section 12. The first section 11 is removed to facilitate cleaning of the interior of the first section 11 and the flow diversion assembly. Further, the can body includes a third portion 13 connected to the first portion 11, an upper cover 141 mounted on the third portion 13, and a lower cover 15 mounted on the second portion 12. The first portion 11, the second portion 12, the third portion 13, the upper cover 14, and the lower cover 15 are all flange-connected to each other, and are all detachable. The aforementioned water collection chamber is formed in the third portion 13. Wherein, a waste water inlet 141 is processed on the upper cover body 141. A feed opening 151 is formed in the lower cover 15. The waste water liquid enters the water collecting cavity through the waste water inlet 141. The crystal mixture is collected through the feed opening 151.
Wherein the heat exchange chamber 4 is provided with a steam inlet 111. The evaporation chamber 5 is provided with a water vapor outlet 121. The connecting pipeline 6 is arranged outside the tank body, one end of the connecting pipeline is communicated with the water vapor inlet 111 through flange connection, and the other end of the connecting pipeline is communicated with the water vapor outlet 121 through flange connection.
An air suction opening 112 is formed on the heat exchange chamber 4. The air draft device 8 is connected to the air draft opening 112. The height of the suction opening 112 is greater than that of the steam inlet 111, so that the flow stroke of the steam flow can be prolonged, and the heat exchange of the steam in the heat exchange chamber 4 is more sufficient. A water outlet 113 is processed on the heat exchange chamber 4. The water outlet 4 is located near the lower cover plate 2, and condensed water generated in the heat exchange chamber 4 can be discharged through the water outlet 113.
During the specific use, waste water liquid gets into the chamber that catchments above the reposition of redundant personnel subassembly by waste water import 141, and waste water liquid is shunted by the reposition of redundant personnel hole 21 on the shrouding 2 of upside position to divide into a plurality of shares with waste water liquid. The waste water liquid after being divided continuously falls down through the draft tube 3 and falls into the evaporation chamber 5 through the dividing holes 21 on the closing plate 2 at the lower side position of the dividing assembly. The waste water liquid is subjected to evaporative crystallization in the evaporation chamber 5. Under updraft ventilator 8's operation, the vapor that produces in the evaporating chamber 5 enters into to heat transfer room 4 by communicating pipe 6, and vapor contacts and carries out heat transfer with honeycomb duct 3, and honeycomb duct 3 is again with heat transfer to the waste water liquid of honeycomb duct 3 of flowing through to tentatively improve the temperature of this waste water liquid, and then improve and then the temperature of the waste water liquid in the evaporating chamber 5. Part of the steam forms condensed water after heat exchange and is discharged from the water outlet 113, and part of the steam is discharged from the heat exchange chamber 4 by the air draft device 8. In this embodiment, in order to maximize the utilization of heat in the steam, the wastewater liquid continuously enters the evaporation chamber 5 through the draft tube 3, and the wastewater liquid in the evaporation chamber 5 is synchronously evaporated and crystallized.
The waste water liquid of this embodiment gets into the evaporating chamber again after reposition of redundant personnel via reposition of redundant personnel hole 21, honeycomb duct 3 for waste water liquid can evenly distributed in whole evaporating chamber 5, and the salt concentration of evaporation crystallization in-process waste water liquid kind different positions is even unanimous, is favorable to appearing of crystallization granule. Through leading vapor to heat transfer chamber 4 in, heat in the vapor can conduct to honeycomb duct 3 on, and the waste water liquid that flows through honeycomb duct 3 absorbs the heat through the mode of heat exchange for the initial temperature of waste water liquid obtains improving, thereby realizes utilizing the heat in the vapor, effectively reduces the energy consumption among the evaporation crystallization process, reduces the energy waste.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. An evaporative crystallization device for water treatment comprises a tank body, an air draft device and an evaporation device; the method is characterized in that:
a shunt assembly is arranged in the tank body; the flow distribution assembly comprises a sealing plate and a flow guide pipe; the sealing plates are arranged at intervals up and down and are in sealing connection with the tank body; the sealing plate is provided with shunting holes; the flow guide pipe is distributed between the two sealing plates, and the upper end and the lower end of the flow guide pipe are respectively communicated with the flow distribution holes at the corresponding upper and lower positions;
a heat exchange chamber is formed between the two sealing plates in the tank body; an evaporation chamber is arranged below the flow dividing assembly in the tank body;
a connecting pipeline is arranged between the heat exchange chamber and the evaporation chamber;
the air draft device is communicated with the heat exchange chamber; the evaporation device is arranged in the evaporation chamber; and the side wall of the evaporation chamber is provided with a ventilation hole penetrating through the tank body.
2. An evaporative crystallization device for water treatment as set forth in claim 1, wherein: the tank body comprises a first part and a second part which are arranged up and down and detachably connected; the shunt assembly is disposed in the first portion.
3. An evaporative crystallization device for water treatment as set forth in claim 1, wherein: a water vapor inlet is arranged on the heat exchange chamber; a water vapor outlet is arranged on the evaporation chamber; the connecting pipeline is arranged outside the tank body, one end of the connecting pipeline is communicated with the water vapor inlet, and the other end of the connecting pipeline is communicated with the water vapor outlet.
4. An evaporative crystallization device for water treatment as set forth in claim 1, wherein: an air suction opening is formed in the heat exchange chamber; the air draft device is connected with the air draft opening; the height of the air suction opening is greater than that of the water vapor inlet.
5. An evaporative crystallization device for water treatment as set forth in claim 1, wherein: a water outlet is arranged on the heat exchange chamber; the water outlet is positioned close to the sealing plate on the lower side.
6. An evaporative crystallization device for water treatment as set forth in claim 1, wherein: the evaporation device is a heat exchanger or an electric heater.
7. An evaporative crystallization device for water treatment as set forth in claim 1, wherein: the draft tube is in a spiral or wavy shape.
8. An evaporative crystallization device for water treatment as set forth in claim 1, wherein: the flow guide pipe is made of heat conduction materials.
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CN202120771339.7U CN215403193U (en) | 2021-04-15 | 2021-04-15 | Evaporative crystallization device for water treatment |
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CN202120771339.7U CN215403193U (en) | 2021-04-15 | 2021-04-15 | Evaporative crystallization device for water treatment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115231761A (en) * | 2022-06-24 | 2022-10-25 | 莘县金茂生物能源有限公司 | Multistage water phase isolated fatty acid production wastewater treatment equipment |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115231761A (en) * | 2022-06-24 | 2022-10-25 | 莘县金茂生物能源有限公司 | Multistage water phase isolated fatty acid production wastewater treatment equipment |
CN115231761B (en) * | 2022-06-24 | 2024-03-08 | 莘县金茂生物能源有限公司 | Multistage water phase isolated type fatty acid production wastewater treatment equipment |
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