CN216129360U - Electrodialysis device of cosmetics high salt waste water is handled to intelligence - Google Patents
Electrodialysis device of cosmetics high salt waste water is handled to intelligence Download PDFInfo
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- CN216129360U CN216129360U CN202122731637.6U CN202122731637U CN216129360U CN 216129360 U CN216129360 U CN 216129360U CN 202122731637 U CN202122731637 U CN 202122731637U CN 216129360 U CN216129360 U CN 216129360U
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Abstract
The utility model discloses an electrodialysis device for intelligently treating cosmetic high-salt wastewater, which comprises an electrodialysis assembly, wherein the bottom of the electrodialysis assembly is connected with a raw water pipe, a raw water pump is arranged on the raw water pipe, the other end of the raw water pipe is connected with a raw water tank, the top of the electrodialysis assembly is provided with a fresh water outlet pipe and a concentrated water outlet pipe, and a current limiting switch is arranged on the concentrated water outlet pipe and electrically connected with the raw water pump.
Description
Technical Field
The utility model belongs to the technical field of electrodialysis, and particularly relates to an electrodialysis device for intelligently treating cosmetic high-salt wastewater.
Background
With the improvement of living standard of people, cosmetics become necessities of life, and drive the rapid development of the cosmetic industry, and at present, China becomes the second largest cosmetic consumer country in the world.
By the estimated 2025, the market scale of cosmetics in China reaches 5000 billion yuan. The waste water from cosmetic production contains various inorganic salts and organic substances, has the characteristics of high concentration, difficult degradation, toxic and harmful substances and the like, is considered to be one of industrial waste water which is difficult to treat, and direct discharge can cause water resource waste and environmental pollution risks, so that research and popularization of resource utilization and zero discharge technology of waste water from cosmetic production are urgent.
At present, the application range of the electrodialysis technology is wider, the technology is mature, however, because the inlet water of a fresh water chamber and a concentrated water chamber is raw water or fresh water/concentrated water produced water of the device, insoluble inorganic salt is easily formed and scales are caused due to the fact that a lot of anions and cations are enriched in the concentrated water chamber, the performance of the membrane is changed due to the scales, the membrane is prone to cracking, the mechanical strength is reduced, the membrane resistance is increased, the service life of the membrane is shortened, the long-term stable operation of the electrodialysis device is influenced due to the scales, the wastewater purification efficiency is reduced, the energy consumption is obviously increased, electrode plates and the membrane in the electrodialysis device can be damaged in serious situations, and great loss is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the main technical problem of providing the electrodialysis device for intelligently treating the cosmetic high-salt wastewater, which has the advantages of simple technical process, low cost, high automation degree and high treatment efficiency, and can intelligently avoid the damage of the electrodialysis device.
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model provides an electrodialysis device of cosmetics high salt waste water is handled to intelligence, includes the electrodialysis subassembly, and the bottom of electrodialysis subassembly is connected with former water pipe, is provided with the raw water pump on the former water pipe, and the other end of former water pipe is connected with former water pitcher, and the top of electrodialysis subassembly is provided with fresh water outlet pipe and dense water outlet pipe, is provided with current limiting switch on the dense water outlet pipe, and current limiting switch links with former water pump electricity.
The following is a further optimization of the above technical solution of the present invention:
the bottom of the raw water tank is connected with a polar water pipe close to the two sides, a polar water pump is arranged on the polar water pipe, and the other end of the polar water pipe is connected with a polar water tank.
Further optimization: the electrodialysis assembly comprises a box body, and a first electrode chamber, a second electrode chamber and a membrane stack are sequentially arranged in the box body.
Further optimization: the membrane stack comprises at least two groups of membrane groups which are sequentially arranged, each group of membrane group consists of a cation exchange membrane and an anion exchange membrane, a fresh water chamber is formed between the cation exchange membrane and the anion exchange membrane of the same membrane group, and a concentrated water chamber is formed between the two adjacent groups of membrane groups.
Further optimization: and a first electrode plate and a second electrode plate with different polarities are fixed in the first electrode chamber and the second electrode chamber.
Further optimization: the raw water tank is communicated with the fresh water chamber and the concentrated water chamber through a raw water pipe, and the polar water tank is communicated with the first electrode chamber and the second electrode chamber through a polar water pipe.
Further optimization: the fresh water chamber discharges fresh water through the fresh water outlet pipe, and the concentrated water chamber, the first electrode chamber and the second electrode chamber discharge concentrated water through the concentrated water outlet pipe.
Further optimization: the first electrode plate and the second electrode plate are fixedly arranged on the side wall of the box body, and an insulating plate is arranged between the first electrode plate and the side wall and between the second electrode plate and the side wall.
Further optimization: the first electrode plate is connected with a first electrode column penetrating through the box body, the second electrode plate is connected with a second electrode column penetrating through the box body, and a variable polarity direct current power supply is electrically connected between the first electrode column and the second electrode column.
Further optimization: the raw water pipe is provided with a pressure sensor and an automatic regulating valve, and the pressure sensor is electrically connected with the automatic regulating valve.
By adopting the technical scheme, the method has the advantages of simple technical process, low cost, high automation degree and high treatment efficiency, and can intelligently avoid the damage of the electrodialysis device;
the current limiting switch on the concentrated water pipe detects the concentrated water flow to control the on-off of the raw water pump through the matching arrangement of the current limiting switch and the raw water pump, so that the damage of the electrodialysis device can be intelligently avoided;
through the matching arrangement of the voltage source and the first electrode plate and the second electrode plate, the movement of ions in two directions of a cation exchange membrane and an anion exchange membrane and the exchange of a fresh water chamber and a concentrated water chamber are realized, the self-cleaning of the electrodialysis device is facilitated, and the long-term stable operation of the electrodialysis device is ensured;
the utility model can greatly reduce the processing scale of the evaporator when the strong brine is subsequently evaporated, and greatly reduce the evaporation area, thereby greatly reducing the energy consumption.
The utility model is further illustrated with reference to the following figures and examples.
Drawings
FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;
fig. 2 is a cross-sectional view of an electrodialysis stack in an embodiment of the utility model.
1-a raw water tank; 2-raw water pump; 3-an electrodialysis stack; 31-a box body; 32-a first electrode chamber; 321-a first electrode plate; 322-a first electrode column; 33-a second electrode chamber; 331-a second electrode plate; 332-a second electrode column; 341-cation exchange membrane; 342-an anion exchange membrane; 35-a fresh water chamber; 36-concentrated water chamber; 4-a raw water pipe; 41-automatic regulating valve; 42-a pressure sensor; 5-a concentrated water outlet pipe; 51-a current limit switch; 6-fresh water outlet pipe; 7-pole water pipe; 8-pole water pump; 9-pole water tank.
Detailed Description
Example (b): as shown in fig. 1-2, an electrodialysis device for intelligently treating cosmetic high-salt wastewater comprises an electrodialysis assembly 3, wherein the bottom of the electrodialysis assembly 3 is connected with a raw water pipe 4, the raw water pipe 4 is provided with a raw water pump 2, the other end of the raw water pipe 4 is connected with a raw water tank 1, the top of the electrodialysis assembly 3 is provided with a fresh water outlet pipe 6 and a concentrated water outlet pipe 5, the concentrated water outlet pipe 5 is provided with a current limiting switch 51, and the current limiting switch 51 is electrically connected with the raw water pump 2.
The raw water pump 2 provides liquid flowing power, raw water is sucked out from the raw water tank 1, enters the raw water pipe 4, flows into the electrodialysis assembly 3 for desalination treatment, fresh water generated after desalination treatment enters the fresh water outlet pipe 6, concentrated water enters the concentrated water outlet pipe 5, and the concentrated water flows through the flow limiting switch 51 and then enters the next procedure.
By the design, the on-off of the raw water pump 2 is controlled by detecting the flow of the concentrated water through the current limiting switch 51 on the concentrated water pipe, so that the damage of the electrodialysis assembly 3 is effectively avoided.
The bottom of the raw water tank 1 is connected with a polar water pipe 7 near the two sides, a polar water pump 8 is arranged on the polar water pipe 7, and the other end of the polar water pipe 7 is connected with a polar water tank 9.
The electrodialysis assembly 3 comprises a box body 31, and a first electrode chamber 32, a second electrode chamber 33 and a membrane stack are sequentially arranged in the box body 31.
The membrane stack comprises at least two groups of membrane groups which are sequentially arranged, each group of membrane group is composed of a cation exchange membrane 341 and an anion exchange membrane 342, a fresh water chamber 35 is formed between the cation exchange membrane 341 and the anion exchange membrane 342 of the same membrane group, and a concentrated water chamber 36 is formed between two adjacent groups of membrane groups.
The first electrode chamber 32 and the second electrode chamber 33 are fixed with a first electrode plate 321 and a second electrode plate 331 with different polarities.
The raw water tank 1 is communicated with the fresh water chamber 35 and the concentrated water chamber 36 through a raw water pipe 4, and the electrode water tank 9 is communicated with the first electrode chamber 32 and the second electrode chamber 33 through an electrode water pipe 7.
The fresh water chamber 35 discharges fresh water through the fresh water outlet pipe 6, and the concentrated water chamber 36, the first electrode chamber 32 and the second electrode chamber 33 discharge concentrated water through the concentrated water outlet pipe 5.
The first electrode plate 321 and the second electrode plate 331 form an electric field in the high salt water in the tank 31, cations in the high salt wastewater are attracted by the negative electrode electric field through the cation exchange membrane 341, and anions are attracted by the positive electrode electric field through the anion exchange membrane 342, so that the high salt wastewater in the fresh water chamber 35 is desalted, and the salt is concentrated in the concentrated water chamber 36, the first electrode chamber 32, and the second electrode chamber 33.
By the design, the polarity of the first electrode plate 321 and the polarity of the second electrode plate 331 are changed, the movement of ions in two directions of the cation exchange membrane 341 and the anion exchange membrane 342 is realized, and the exchange of the fresh water chamber 35 and the concentrated water chamber 36 is facilitated, so that the electrodialysis assembly 3 is self-cleaned.
The raw water pipe 4 is provided with the pressure sensor 42 and the automatic regulating valve 41, and the pressure sensor 42 is electrically connected with the automatic regulating valve 41, so that the pressure of raw water entering the electrodialysis assembly 3 is ensured within a reasonable range, the damage to an inner membrane of the electrodialysis assembly 3 caused by overlarge pressure is avoided, and meanwhile, the over-small flow, the over-small capacity and the resource waste are avoided.
Pressure gauges and flow meters are arranged on the fresh water outlet pipe 6 and the concentrated water outlet pipe 5, so that operators can observe the operation condition of the machine conveniently, and the operation of the machine can be adjusted conveniently.
When the device is used specifically, raw water is filled in the raw water tank 1, polar water is filled in the polar water tank 9, the electrodialysis assembly 3 is powered on, and the raw water pump 2 and the polar water pump 8 are started.
The raw water pump 2 sucks raw water from the raw water tank 1, flows through the raw water pipe 4 which sucks raw water from the raw water tank 1, sequentially flows through the automatic regulating valve 41 and the pressure sensor 42, and then flows into the electrodialysis unit 3 for desalination.
Meanwhile, the polar water pump 8 pumps the polar water out of the polar water tank 9, the polar water enters the polar water pipe 7 and enters the electrodialysis assembly 3 through the polar water pipe 7.
The concentrated water in the first electrode chamber 32, the second electrode chamber 33 and the concentrated water chamber 36 in the electrodialysis assembly 3 flows into the concentrated water outlet pipe 5, sequentially flows through the current limiting switch 51, the pressure gauge and the flow meter, and then enters the next procedure.
Fresh water in the fresh water chamber 35 of the electrodialysis assembly 3 flows into the fresh water outlet pipe 6, flows through the pressure gauge and the flowmeter in sequence and then enters a fresh water using link.
When the current limiting switch 51 detects that the flow of the concentrated water is lower than the limit value, the current limiting switch 51 controls the raw water pump 2 to stop, and the electrodialysis is stopped.
Then, the voltage source electrodes are switched to realize polarity conversion of the first electrode plate 321 and the second electrode plate 331, so that the ions can move in two directions of the cation exchange membrane 341 and the anion exchange membrane 342, the fresh water chamber 35 and the concentrated water chamber 36 are exchanged, and self-cleaning of the electrodialysis assembly 3 is realized.
By adopting the technical scheme, the utility model has the advantages of simple technical process, low cost, high automation degree and high treatment efficiency, and can intelligently avoid the damage of the electrodialysis assembly 3.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an electrodialysis device of high salt waste water of intelligence processing cosmetics, includes electrodialysis subassembly (3), its characterized in that: the bottom of the electrodialysis assembly (3) is connected with a raw water pipe (4), a raw water pump (2) is arranged on the raw water pipe (4), the other end of the raw water pipe (4) is connected with a raw water tank (1), a fresh water outlet pipe (6) and a concentrated water outlet pipe (5) are arranged at the top of the electrodialysis assembly (3), a current limiting switch (51) is arranged on the concentrated water outlet pipe (5), and the current limiting switch (51) is electrically connected with the raw water pump (2).
2. The electrodialysis device for intelligently treating cosmetic high-salinity wastewater as claimed in claim 1, wherein: the bottom of the raw water tank (1) is connected with a polar water pipe (7) near the two sides, a polar water pump (8) is arranged on the polar water pipe (7), and the other end of the polar water pipe (7) is connected with a polar water tank (9).
3. The electrodialysis device for intelligently treating cosmetic high-salinity wastewater as claimed in claim 2, wherein: the electrodialysis assembly (3) comprises a box body (31), and a first electrode chamber (32), a second electrode chamber (33) and a membrane stack are sequentially arranged in the box body (31).
4. The electrodialysis device for intelligently treating cosmetic high-salinity wastewater as claimed in claim 3, wherein: the membrane stack comprises at least two groups of membrane groups which are sequentially arranged, each group of membrane group is composed of a cation exchange membrane (341) and an anion exchange membrane (342), a fresh water chamber (35) is formed between the cation exchange membrane (341) and the anion exchange membrane (342) of the same membrane group, and a concentrated water chamber (36) is formed between the two adjacent groups of membrane groups.
5. The electrodialysis device for intelligently treating cosmetic high-salinity wastewater as claimed in claim 4, wherein: a first electrode plate (321) and a second electrode plate (331) with different polarities are fixed in the first electrode chamber (32) and the second electrode chamber (33).
6. The electrodialysis device for intelligently treating cosmetic high-salinity wastewater as claimed in claim 5, wherein: the raw water tank (1) is communicated with the fresh water chamber (35) and the concentrated water chamber (36) through a raw water pipe (4), and the polar water tank (9) is communicated with the first electrode chamber (32) and the second electrode chamber (33) through a polar water pipe (7).
7. The electrodialysis device for intelligently treating cosmetic high-salinity wastewater as claimed in claim 6, wherein: the fresh water chamber (35) discharges fresh water through the fresh water outlet pipe (6), and the concentrated water chamber (36), the first electrode chamber (32) and the second electrode chamber (33) discharge concentrated water through the concentrated water outlet pipe.
8. The electrodialysis device for intelligently treating cosmetic high-salinity wastewater as claimed in claim 7, wherein: the first electrode plate (321) and the second electrode plate (331) are fixedly arranged on the side wall of the box body (31), and an insulating plate is arranged between the first electrode plate (321) and the side wall of the box body, and between the second electrode plate (331) and the side wall of the box body.
9. The electrodialysis device for intelligently treating cosmetic high-salinity wastewater as claimed in claim 8, wherein: first electrode board (321) are connected with first electrode post (322) that run through box (31), and second electrode board (331) are connected with second electrode post (332) that run through box (31), the electric connection has variable polarity DC power supply between first electrode post (322) and second electrode post (332).
10. The electrodialysis device for intelligently treating cosmetic high-salinity wastewater as claimed in claim 9, wherein: the raw water pipe (4) is provided with a pressure sensor (42) and an automatic regulating valve (41), and the pressure sensor (42) is electrically connected with the automatic regulating valve (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122731637.6U CN216129360U (en) | 2021-11-09 | 2021-11-09 | Electrodialysis device of cosmetics high salt waste water is handled to intelligence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122731637.6U CN216129360U (en) | 2021-11-09 | 2021-11-09 | Electrodialysis device of cosmetics high salt waste water is handled to intelligence |
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| Publication Number | Publication Date |
|---|---|
| CN216129360U true CN216129360U (en) | 2022-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122731637.6U Active CN216129360U (en) | 2021-11-09 | 2021-11-09 | Electrodialysis device of cosmetics high salt waste water is handled to intelligence |
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| CN (1) | CN216129360U (en) |
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- 2021-11-09 CN CN202122731637.6U patent/CN216129360U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An intelligent electrodialysis device for treating high salt wastewater from cosmetics Effective date of registration: 20230905 Granted publication date: 20220325 Pledgee: Weifang Bank Co.,Ltd. Weifang High tech Branch Pledgor: SHANDONG TIANWEI MEMBRANE TECHNOLOGY Co.,Ltd. Registration number: Y2023980055245 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |