CN213724907U - Efficient flash distillation device - Google Patents
Efficient flash distillation device Download PDFInfo
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- CN213724907U CN213724907U CN202022094072.0U CN202022094072U CN213724907U CN 213724907 U CN213724907 U CN 213724907U CN 202022094072 U CN202022094072 U CN 202022094072U CN 213724907 U CN213724907 U CN 213724907U
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- steam
- flash
- film evaporator
- flash tank
- thin film
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- 238000007701 flash-distillation Methods 0.000 title description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 230000001105 regulatory effect Effects 0.000 claims abstract description 32
- 238000011084 recovery Methods 0.000 claims abstract description 31
- 238000001704 evaporation Methods 0.000 claims abstract description 25
- 230000008020 evaporation Effects 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 16
- 229910021642 ultra pure water Inorganic materials 0.000 claims abstract description 15
- 239000012498 ultrapure water Substances 0.000 claims abstract description 15
- 239000010409 thin film Substances 0.000 claims description 39
- 239000007788 liquid Substances 0.000 claims description 25
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 4
- 239000010408 film Substances 0.000 description 17
- 239000007791 liquid phase Substances 0.000 description 4
- 229920002120 photoresistant polymer Polymers 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000012071 phase Substances 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 239000003495 polar organic solvent Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
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- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model belongs to the field of chemical equipment, in particular to an efficient flash evaporation device, which comprises a steam device, a steam condensate device, a first steam inlet regulating valve, a flash tank heater, a first steam condensate water drainage hand valve, a flash tank circulating pump, a flash tank, a film evaporator, a first control valve, a first residue cache tank, a first residue delivery pump, a film evaporator feed pump, an ultrapure water device, a second steam inlet regulating valve, a second steam condensate water drainage hand valve and a recovery device; is beneficial to improving the effect and the production efficiency of the flash evaporation process.
Description
Technical Field
The utility model belongs to the chemical industry equipment field, in particular to efficient flash distillation plant.
Background
In recent years, the domestic electronic manufacturing industry is rapidly developed, and the use amount of electronic chemicals such as stripping liquid and the like is greatly increased; in the manufacturing process of liquid crystal display panels, semiconductor integrated circuits and the like, the photoresist coated on the microcircuit protection area and used as a mask needs to be removed by using stripping liquid; a commonly used stripping liquid mainly includes a mixture of an organic amine and a polar organic solvent, and contains a light component typified by a small amount of water; in the application process of the stripping solution, a large amount of waste stripping solution is generated, and besides a small amount of high molecular resin and water, most of the waste stripping solution is organic components with utilization values. The photoresist is usually cleaned by a large amount of solvents which are expensive, and from the resource point of view, the solvents can be recycled, so that the harm to the environment can be reduced, and the production cost of enterprises can also be reduced; the recovery process of the stripping liquid mainly comprises the following steps: flash evaporation, a water removal section, a photoresist removal section and a refining recovery section, namely the stripping solution waste liquid is subjected to water removal, photoresist removal and refining in sequence to obtain the stripping solution.
Flash evaporation is that high-pressure saturated water enters a lower-pressure container and then becomes a part of saturated vapor and saturated water under the pressure of the container due to sudden pressure reduction; flash distillation plant is a chemical industry equipment that realizes the rough gas-liquid phase separation of material in the chemical production process, and the current flash distillation plant that is used for peeling off liquid has the poor problem of result of use.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to solve the above problems in the prior art, the utility model provides an efficient flash distillation plant that excellent in use effect.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme include:
a high-efficiency flash evaporation device comprises a steam device, a steam condensate device, a first steam inlet regulating valve, a flash evaporation tank heater, a first steam condensate water drainage hand valve, a flash evaporation tank circulating pump, a flash evaporation tank, a film evaporator, a first control valve, a first residue cache tank, a first residue delivery pump, a film evaporator feeding pump, an ultrapure water device, a second steam inlet regulating valve, a second steam condensate water drainage hand valve and a recovery device; the steam device is connected with one end of a first steam inlet regulating valve, the other end of the first steam inlet regulating valve is connected with a flash tank heater, the steam condensate device is connected with one end of a first steam condensate water drainage hand valve, the other end of the first steam condensate water drainage hand valve is connected with the flash tank heater, one end of a first control valve is connected with the flash tank heater, the other end of the first control valve is connected with one end of a flash tank circulating pump, the other end of the flash tank circulating pump is connected with the flash tank heater, the flash tank heater is connected with the flash tank, the ultrapure water device is connected with the flash tank, one end of a thin film evaporator feeding pump is connected with the first control valve, the other end of the thin film evaporator feeding pump is connected with a thin film evaporator, and the thin film evaporator is connected with the steam device through a second steam inlet regulating valve, the steam device is connected with the steam condensate device through a second steam condensate water drainage hand valve, the first residue cache tank is connected with the thin film evaporator, the first residue cache tank is connected with the recovery device through a first residue delivery pump, and the flash tank is connected with the recovery device.
In the efficient flash evaporation device, the first control valve is provided with the first flow meter and the first indication alarm, the first flow meter is connected with the first indication alarm, the thin film evaporator feed pump is provided with the first flow indication controller, and the first flow indication controller is connected with the first indication alarm.
The efficient flash evaporation device further comprises a light component removing tower, and the light component removing tower is connected with the flash evaporation tank.
The efficient flash evaporation device further comprises a chilled water recovery device, and the chilled water recovery device is connected with the thin film evaporator.
The efficient flash evaporation device further comprises a process liquid device, and the process liquid device is connected with the first control valve.
(III) advantageous effects
The utility model has the advantages that: the system is characterized in that a steam device, a steam condensate device, a first steam inlet regulating valve, a flash tank heater, a first steam condensate water draining hand valve, a flash tank circulating pump, a flash tank, a film evaporator, a first control valve, a first residue cache tank, a first residue delivery pump, a film evaporator feed pump, an ultrapure water device, a second steam inlet regulating valve, a second steam condensate water draining hand valve and a recovery device are arranged; is beneficial to improving the effect and the production efficiency of the flash evaporation process.
Drawings
Fig. 1 is the structure schematic diagram of the efficient flash evaporation device of the present invention.
[ description of reference ]
1: a steam device;
2: a steam condensate unit;
3: a first steam inlet regulating valve;
4: a flash tank heater;
5: a first steam condensate water discharge hand valve;
6: a flash tank circulating pump;
7: a flash tank;
8: a thin film evaporator;
9: a first control valve;
10: a first residue cache tank;
11: a first residue delivery pump;
12: a thin film evaporator feed pump;
13: an ultrapure water device;
14: a second steam inlet regulating valve;
15: a second steam condensate water draining hand valve;
16: a recovery device;
17: a first flow meter;
18: a first indicating alarm;
19: a first flow indicating controller;
20: a light component removal tower;
21: a chilled water recovery unit;
22: a process liquid device.
Detailed Description
For better explanation of the present invention, the following detailed description of the present invention will be made with reference to the accompanying drawings for the purpose of understanding.
The utility model discloses the most crucial design lies in: the system comprises a steam device, a steam condensate device, a first steam inlet regulating valve, a flash tank heater, a first steam condensate water draining hand valve, a flash tank circulating pump, a flash tank, a film evaporator, a first control valve, a first residue cache tank, a first residue delivery pump, a film evaporator feed pump, an ultrapure water device, a second steam inlet regulating valve, a second steam condensate water draining hand valve and a recovery device.
Referring to fig. 1, a high efficiency flash evaporation apparatus,
the system comprises a steam device, a steam condensate device, a first steam inlet regulating valve, a flash tank heater, a first steam condensate water drainage hand valve, a flash tank circulating pump, a flash tank, a film evaporator, a first control valve, a first residue cache tank, a first residue delivery pump, a film evaporator feed pump, an ultrapure water device, a second steam inlet regulating valve, a second steam condensate water drainage hand valve and a recovery device; the steam device is connected with one end of a first steam inlet regulating valve, the other end of the first steam inlet regulating valve is connected with a flash tank heater, the steam condensate device is connected with one end of a first steam condensate water drainage hand valve, the other end of the first steam condensate water drainage hand valve is connected with the flash tank heater, one end of a first control valve is connected with the flash tank heater, the other end of the first control valve is connected with one end of a flash tank circulating pump, the other end of the flash tank circulating pump is connected with the flash tank heater, the flash tank heater is connected with the flash tank, the ultrapure water device is connected with the flash tank, one end of a thin film evaporator feeding pump is connected with the first control valve, the other end of the thin film evaporator feeding pump is connected with a thin film evaporator, and the thin film evaporator is connected with the steam device through a second steam inlet regulating valve, the steam device is connected with the steam condensate device through a second steam condensate water drainage hand valve, the first residue cache tank is connected with the thin film evaporator, the first residue cache tank is connected with the recovery device through a first residue delivery pump, and the flash tank is connected with the recovery device.
Efficient flash distillation plant's theory of operation: the mixed liquid treated by the circulating system is conveyed to a circulating pump of a flash tank to be mixed with the circulating liquid, then the mixed liquid is conveyed to a heater of the flash tank to be heated to 138 ℃, the heated stripping liquid enters the flash tank with the pressure of 15kPa for flash separation, a gas phase is extracted from the top of the flash tank and is mixed with gas extracted from the top of a film evaporator, then the gas phase is conveyed to a light component removal tower, a liquid phase in the flash tank is extracted from the bottom, one liquid phase is mixed with fresh stripping liquid in the circulating pump of the flash tank for heating, the other liquid phase enters the film evaporator through a feeding pump of the film evaporator and is heated to 145 ℃ for evaporation, the pressure in the film evaporator is 15kPa (A), and residues at the bottom of the film evaporator are conveyed to a recovery device through a first residue conveying pump.
From the above description, the beneficial effects of the present invention are: the system is characterized in that a steam device, a steam condensate device, a first steam inlet regulating valve, a flash tank heater, a first steam condensate water draining hand valve, a flash tank circulating pump, a flash tank, a film evaporator, a first control valve, a first residue cache tank, a first residue delivery pump, a film evaporator feed pump, an ultrapure water device, a second steam inlet regulating valve, a second steam condensate water draining hand valve and a recovery device are arranged; is beneficial to improving the effect and the production efficiency of the flash evaporation process.
Furthermore, a first flow meter and a first indication alarm are arranged on the first control valve, the first flow meter is connected with the first indication alarm, a first flow indication controller is arranged on the feed pump of the thin film evaporator, and the first flow indication controller is connected with the first indication alarm.
According to the above description, the first flow meter and the first indication alarm are arranged on the first control valve, the first flow meter is connected with the first indication alarm, the first flow indication controller is arranged on the feed pump of the thin film evaporator, and the first flow indication controller is connected with the first indication alarm, so that the flow state in the device can be detected, and the safety of the device can be improved.
Further, the system also comprises a light component removing tower, and the light component removing tower is connected with the flash tank.
As can be seen from the above description, by further including a light component removal column connected to the flash tank, the treatment of the gas phase stripping liquid is facilitated, and the usability is improved.
Further, the system also comprises a chilled water recovery device, and the chilled water recovery device is connected with the thin film evaporator.
As can be seen from the above description, by further including a chilled water recovery device, the chilled water recovery device is connected with the thin film evaporator, which is beneficial to recovering chilled water and avoiding waste of resources.
Furthermore, the device also comprises a process liquid device, and the process liquid device is connected with the first control valve.
As can be seen from the above description, by further including a process liquid device, which is connected to the first control valve, it is advantageous to improve the efficiency of the stripping liquid delivery.
Referring to fig. 1, a first embodiment of the present invention is:
a high-efficiency flash evaporation device comprises a steam device 1, a steam condensate device 2, a first steam inlet regulating valve 3, a flash tank heater 4, a first steam condensate water drainage hand valve 5, a flash tank circulating pump 6, a flash tank 7, a thin film evaporator 8, a first control valve 9, a first residue cache tank 10, a first residue delivery pump 11, a thin film evaporator feed pump 12, an ultrapure water device 13, a second steam inlet regulating valve 14, a second steam condensate water drainage hand valve 15 and a recovery device 16; the steam device 1 is connected with one end of a first steam inlet regulating valve 3, the other end of the first steam inlet regulating valve 3 is connected with a flash tank heater 4, the steam condensate device 2 is connected with one end of a first steam condensate water drainage hand valve 5, the other end of the first steam condensate water drainage hand valve 5 is connected with the flash tank heater 4, one end of a first control valve 9 is connected with the flash tank heater 4, the other end of the first control valve 9 is connected with one end of a flash tank circulating pump 6, the other end of the flash tank circulating pump 6 is connected with the flash tank heater 4, the flash tank heater 4 is connected with the flash tank 7, the ultrapure water device 13 is connected with the flash tank 7, one end of a thin film evaporator feed pump 12 is connected with the first steam inlet regulating valve 9, and the other end of the thin film evaporator feed pump 12 is connected with the thin film evaporator 8, the thin film evaporator 8 is connected with the steam device 1 through a second steam inlet regulating valve 14, the steam device 1 is connected with the steam condensate device 2 through a second steam condensate water discharging hand valve 15, the first residue cache tank 10 is connected with the thin film evaporator 8, the first residue cache tank 10 is connected with a recovery device 16 through a first residue conveying pump 11, and the flash tank 7 is connected with the recovery device 16.
The device comprises a first control valve 9, a first flow meter 17, a first indication alarm 18, a light component removal tower 20, a chilled water recovery device 21, a process liquid device 22 and a first flow meter 17, wherein the first flow meter 17 and the first indication alarm 18 are arranged on the first control valve 9, the first flow meter 17 is connected with the first indication alarm 18, the first flow meter 19 is arranged on a feed pump 12 of the thin film evaporator, the first flow meter 19 is connected with the first indication alarm 18, the light component removal tower 20 is connected with a flash tank 7, and the chilled water recovery device 21 is connected with a thin film evaporator 8.
When the liquid level in the flash tank heater 4 reaches 5%, opening the first steam inlet regulating valve 3, when the first steam condensate water drainage hand valve 5 discharges large steam, opening a front hand valve of a drain valve on the first steam condensate water drainage hand valve 5, and closing the first steam condensate water drainage hand valve 5, so that the temperature of the flash tank 7 accords with process parameters; when the liquid level of the flash tank heater 4 reaches 25%, starting a flash circulating pump, starting the thin film evaporator feeding pump 12 when the liquid level reaches 70%, starting the first flow meter 17, and adjusting the first flow indicating controller 19 by combining the first indicating alarm 18, wherein the first indicating alarm 18 adopts a density indicating alarm, so that the reflux of the flash tank circulating pump 6 meets the process requirements; and then starting the ultrapure water device 13 again, confirming the liquid levels of the lubricating oil and the silicone oil, starting a lubricating oil circulating motor and a thin film evaporator 8 rotating motor, starting a second steam inlet adjusting valve 14, starting a drain valve front hand valve when the second steam condensate water drainage hand valve 15 discharges larger steam, and closing the second steam condensate water drainage hand valve 15 to enable the temperature of the outlet of the thin film evaporator 8 to meet technological parameters.
To sum up, the utility model provides a pair of efficient flash distillation device, through setting up steam device, steam condensate device, first steam inlet governing valve, flash tank heater, first steam condensate water drainage hand valve, flash tank circulating pump, flash tank, film evaporator, first control valve, first residue buffer tank, first residue delivery pump, film evaporator charge pump, ultrapure water device, second steam inlet governing valve, second steam condensate water drainage hand valve and recovery unit; is beneficial to improving the effect and the production efficiency of the flash evaporation process.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (5)
1. A high-efficiency flash evaporation device is characterized by comprising a steam device, a steam condensate device, a first steam inlet regulating valve, a flash evaporation tank heater, a first steam condensate water drainage hand valve, a flash evaporation tank circulating pump, a flash evaporation tank, a thin film evaporator, a first control valve, a first residue cache tank, a first residue conveying pump, a thin film evaporator feeding pump, an ultrapure water device, a second steam inlet regulating valve, a second steam condensate water drainage hand valve and a recovery device; the steam device is connected with one end of a first steam inlet regulating valve, the other end of the first steam inlet regulating valve is connected with a flash tank heater, the steam condensate device is connected with one end of a first steam condensate water drainage hand valve, the other end of the first steam condensate water drainage hand valve is connected with the flash tank heater, one end of a first control valve is connected with the flash tank heater, the other end of the first control valve is connected with one end of a flash tank circulating pump, the other end of the flash tank circulating pump is connected with the flash tank heater, the flash tank heater is connected with the flash tank, the ultrapure water device is connected with the flash tank, one end of a thin film evaporator feeding pump is connected with the first control valve, the other end of the thin film evaporator feeding pump is connected with a thin film evaporator, and the thin film evaporator is connected with the steam device through a second steam inlet regulating valve, the steam device is connected with the steam condensate device through a second steam condensate water drainage hand valve, the first residue cache tank is connected with the thin film evaporator, the first residue cache tank is connected with the recovery device through a first residue delivery pump, and the flash tank is connected with the recovery device.
2. The efficient flash evaporation device according to claim 1, wherein the first control valve is provided with a first flow meter and a first indication alarm, the first flow meter is connected with the first indication alarm, the thin film evaporator feed pump is provided with a first flow indication controller, and the first flow indication controller is connected with the first indication alarm.
3. A high efficiency flash apparatus as defined in claim 1 further comprising a light ends removal column connected to the flash drum.
4. A high efficiency flash apparatus according to claim 1, further comprising a chilled water recovery device connected to the thin film evaporator.
5. The high efficiency flash apparatus of claim 1 further comprising a process liquid means connected to the first control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022094072.0U CN213724907U (en) | 2020-09-22 | 2020-09-22 | Efficient flash distillation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022094072.0U CN213724907U (en) | 2020-09-22 | 2020-09-22 | Efficient flash distillation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213724907U true CN213724907U (en) | 2021-07-20 |
Family
ID=76845399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022094072.0U Active CN213724907U (en) | 2020-09-22 | 2020-09-22 | Efficient flash distillation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213724907U (en) |
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2020
- 2020-09-22 CN CN202022094072.0U patent/CN213724907U/en active Active
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