CN202912802U - Device for extracting isopropyl alcohol from waste liquor - Google Patents
Device for extracting isopropyl alcohol from waste liquor Download PDFInfo
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- CN202912802U CN202912802U CN 201220569440 CN201220569440U CN202912802U CN 202912802 U CN202912802 U CN 202912802U CN 201220569440 CN201220569440 CN 201220569440 CN 201220569440 U CN201220569440 U CN 201220569440U CN 202912802 U CN202912802 U CN 202912802U
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- virahol
- thermotank
- waste liquid
- extracts
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model provides a device for extracting isopropyl alcohol from waste liquor. The device comprises a heating barrel provided with a liquid filling hole, a heating unit for heating the heating barrel, a temperature control unit for controlling the working state of the heating unit, a condensation tube for converting gaseous isopropyl alcohol into liquid isopropyl alcohol, and a receiving barrel for collecting liquid isopropyl alcohol, wherein the top of the heating barrel is sealed; the heating unit is an electromagnetic coil surrounding the heating barrel; and one end of the condensation tube is connected with the top of the heating barrel, and the other end thereof stretches into the receiving barrel. With adoption of the technical scheme, isopropyl alcohol in the waste liquor can be recycled, thereby reducing semiconductor manufacturing cost, saving resources and protecting the environment.
Description
Technical field
The utility model relates to semiconductor applications, relates in particular to a kind of device that extracts Virahol from waste liquid.
Background technology
In recent years, the development of information industry has promoted the demand of microelectronic industry common used material.According to statistics, during IC industry was made, materials consumption had accounted for more than half production costs, and the material that is closely related also has the high purity reagent of microfabrication in the processing procedure except the large size single crystal silicon chip.
In the ULSI circuits processing procedure, after no matter being oxidation, or after the etching, silicon chip surface all need be done cleaning, thin film deposition and High Temperature Furnaces Heating Apparatus diffusion, all need adopt the repeatedly processing of number of chemical agent, pure water, final for avoiding staying at device the vestige of water or oil, need to adopt high-purity isopropanol to clean.
For the waste liquid in the above-mentioned processing procedure, at present generally to be burnt or adopt to bury as industrial refuse or employing in the industry and be dropped, this processing mode is not only wasted high purity reagent, and has increased the semi-conductor manufacturing cost, and environment has been caused pollution.
In view of this, the utility model proposes a kind of device that from waste liquid, extracts Virahol, to address the above problem.
The utility model content
The problem that the utility model solves is to propose a kind of device that extracts Virahol from waste liquid, reduces the semi-conductor manufacturing cost, saving resource, and environmental protection.
For addressing the above problem, the utility model proposes a kind of device that from waste liquid, extracts Virahol, comprising:
Be provided with the thermotank of liquid adding hole, the top seal of described thermotank;
Be used for the heating unit to described thermotank heating, described heating unit is the solenoid around described thermotank;
Be used for controlling the temperature-control device of described heating unit working order;
Be used for the Virahol of gaseous state is become liquid prolong, an end of described prolong links to each other with the top of thermotank;
Be used for collecting the reception bucket of liquid Virahol, the other end of described prolong stretches into described reception bucket.
Alternatively, be provided with filtering net near the top in the described thermotank.
Alternatively, the below of described filtering net is provided with reverse osmosis membrane.
Alternatively, the height at the top of the described thermotank of described filtering net distance is 1/3rd to 1/4th of described thermotank height.
Alternatively, the height at the top of the described thermotank of described reverse osmosis membrane distance is 1/2nd to 1/3rd of described thermotank height.
Alternatively, also comprise filter vat, the bottom of described filter vat is provided with the outlet that links to each other with the liquid adding hole of described thermotank.
Alternatively, be provided with filtering net near the top in the described filter vat.
Alternatively, the below of described filtering net is provided with reverse osmosis membrane.
Alternatively, the height at the top of the described filter vat of described filtering net distance is 1/3rd to 1/4th of described filter vat height.
Alternatively, the height at the top of the described filter vat of described reverse osmosis membrane distance is 1/2nd to 1/3rd of described filter vat height.
Compared with prior art, technical solutions of the utility model have the following advantages:
(1) contriver of the present utility model analyzes component of effluent, finds that major part is pure water; Based on this, the technical program adopts and to be higher than the distillation temperature that Virahol boiling point (boiling point of Virahol is between 81.8 ℃ ~ 83.5 ℃) is lower than between the pure water boiling point Virahol in the waste liquid is separated, the Virahol that this distillation is obtained is purer, and required device comprises: thermotank, heating unit, temperature-control device, prolong and reception bucket, wherein, this heating unit is the solenoid around described thermotank, this solenoid heating efficiency is high, heated condition is easy to control, and the said apparatus overall simple, and cost is lower, and easy to operate, so, Virahol is carried out recycle, avoided waste.
(2) in the possibility, also waste liquid is carried out filter operation, so, avoided the impurity such as metal detritus in the waste liquid to participate in distillation, reduced energy consumption.
(3) in the possibility, waste liquid is filtered on the basis of getting rid of the metal detritus at (2) possibility, also waste liquid is adopted reverse osmosis membrane processing, so that metal-salt wherein is filtered, avoided the metal-salt in the waste liquid to participate in distillation, reduced energy consumption.
Description of drawings
Fig. 1 is the apparatus structure synoptic diagram that extracts Virahol from waste liquid of embodiment one;
Fig. 2 is the apparatus structure synoptic diagram that extracts Virahol from waste liquid of embodiment two;
Fig. 3 is the apparatus structure synoptic diagram that extracts Virahol from waste liquid of embodiment three;
Fig. 4 is the apparatus structure synoptic diagram that extracts Virahol from waste liquid of embodiment four.
Embodiment
The utility model adopts the distillation mode that the Virahol in the waste liquid is separated, the Virahol purity that this distillation is obtained is higher, wherein, this heating unit is the solenoid around described thermotank, and this solenoid heating efficiency is high, heated condition is easy to control, and said apparatus overall simple, easy to operate so, has been carried out recycle to Virahol, avoid waste, reduced simultaneously cost.
Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.Set forth detail in the following description so that fully understand the utility model.But the utility model can be different from alternate manner described here and implements with multiple, and those skilled in the art can do similar popularization in the situation of the utility model intension.Therefore the utility model is not subjected to the restriction of following public embodiment.
Need to prove that the purpose that these accompanying drawings are provided is to help to understand embodiment of the present utility model, and should not be construed as improperly restriction of the present utility model.For the purpose of clearer, size shown in the figure and not drawn on scale may be done to amplify, dwindle or other changes.
Embodiment one
Figure 1 shows that the apparatus structure synoptic diagram that extracts Virahol from waste liquid, particularly, this device 1 comprises:
Be provided with the thermotank 12 of liquid adding hole 11, the top seal of thermotank 12;
Be used for the heating unit 13 to thermotank 12 heating, described heating unit 13 is the solenoid around thermotank 12;
The temperature-control device 14 that is used for control heating unit 13 working ordeies;
Be used for the Virahol of gaseous state is become liquid prolong 15, an end of prolong 15 links to each other with the top of thermotank 12;
Be used for collecting the reception bucket 16 of liquid Virahol, the other end of prolong 15 stretches into and receives bucket 16.
Below introduce and adopt device 1 to carry out the working process of isopropanol extraction.
Performing step S10 at first, the 12 interior adding waste liquids from liquid adding hole 11 to thermotank.
Then performing step S20 starts heating unit 13, and the waste liquid in the thermotank 12 is heated.This heating unit 13 has multiple implementation, electromagnetic induction heating shown in Figure 1 for example, and at this moment, the material of thermotank 12 is metal, copper or aluminium etc., heating unit 13 is the heater coil of a plurality of series connection.
As previously mentioned, contriver of the present utility model analyzes component of effluent, find that major part is pure water, and the boiling point of Virahol is between 81.8 ℃ ~ 83.5 ℃, adopts this moment to be higher than the distillation temperature that the Virahol boiling point is lower than between the pure water boiling point and can to separate the Virahol in the waste liquid, purify.Based on above-mentioned thinking, heating unit 13 adopts temperature-control device 14 that temperature is controlled at 82 ℃ ~ 100 ℃, preferably, and 85 ℃ ~ 95 ℃.Temperature-control device 14 can adopt micro-chip etc., and in addition, this temperature-control device 14 can be controlled by the temperature sensor (not shown) that is arranged in the thermotank.
When Virahol is in 82 ℃ ~ 100 ℃, meets condensation at the top of thermotank 12 and become liquid state, along the arcuate structure at top, or the end that the centre is high, the low structure in both sides enters prolong 15, enter reception bucket 16 along prolong 15 from the other end.
Prolong 15 can circle round the length that is condensed with increase is set, and in addition, for improving condensation effect, also can coat cold water jacket (not shown) in the periphery of prolong 15.
Last performing step S30 adopts to receive the liquid Virahol of bucket 16 receptions.
Embodiment two
The apparatus structure 2 that extracts Virahol from waste liquid of present embodiment two is roughly the same with embodiment one.Difference is: as shown in Figure 2, thermotank 12 interior close tops are provided with filtering net 17.
This be because: at semicon industry, generally comprise metal detritus, pure water, Virahol etc. in this waste liquid.Filtering net 17 can filter out the size in the waste liquid greater than to a certain degree metal detritus.So, avoid the impurity such as metal detritus in the waste liquid to participate in distillation, reduced energy consumption.
In the specific implementation process, at performing step S10, behind the 12 interior adding waste liquids, waste liquid enters thermotank 12 bottoms by filtering net 17 from liquid adding hole 11 to thermotank.Performing step S20 starts heating unit 13 afterwards, and the waste liquid in the thermotank 12 is heated.
Based on above-mentioned thinking, preferably, filtering net 17 is 1/3rd to 1/4th of thermotank 12 height h apart from the height at the top of thermotank 12.
In other industry, can according to the composition of waste liquid, select the filtering net 17 of suitable large small-bore.
Embodiment three
The apparatus structure 3 that extracts Virahol from waste liquid of present embodiment three is roughly the same with embodiment two.Difference is: as shown in Figure 3, the below of filtering net 17 is provided with reverse osmosis membrane 18.
This be because: generally comprise in this waste liquid outside metal detritus, pure water, the Virahol, also comprise some ionizable metal salts, the principle that reverse osmosis membrane 18 can separate the ionizable metal salt in the waste liquid is: under the effect that is higher than waste liquid osmotic pressure, ionizable metal salt can not see through semi-permeable membranes, and ionizable metal salt and solution separating are come, in other words, remove the impurity in the solution, stay moisture and Virahol mixing liquid.The membrane pore size of reverse osmosis membrane 18 is very little, therefore can effectively remove the dissolved salts in the solution, and has the advantages such as technique is simple, easy and simple to handle, power consumption is low, pollution-free.
In other industry, can according to the composition of waste liquid, select the reverse osmosis membrane 18 of suitable performance.
In the specific implementation process, behind the 12 interior adding waste liquids, waste liquid enters thermotank 12 bottoms by filtering net 17, reverse osmosis membrane 18 successively from liquid adding hole 11 to thermotank.Performing step S20 starts heating unit 13 afterwards, and the waste liquid in the thermotank 12 is heated.
Based on above-mentioned thinking, preferably, reverse osmosis membrane 18 is 1/2nd to 1/3rd of thermotank 12 height h apart from the height at the top of thermotank 12.
Embodiment four
The apparatus structure that from waste liquid, extracts Virahol 4 of present embodiment four and embodiment two, three roughly the same.Difference is: filtering net 17, reverse osmosis membrane 18 are arranged in the independent filter vat 19, and the bottom of this filter vat 19 links to each other with the liquid adding hole 11 of thermotank 12.
Similarly, the height at the top of filtering net 17 preferred distance filter vats 19 is 1/3rd to 1/4th of described filter vat height H.Reverse osmosis membrane 18 is 1/2nd to 1/3rd of filter vat 19 height H apart from the height at the top of filter vat 19.
Each embodiment of the present utility model adopts laddering literary style, and what emphasis was described is the place different from previous embodiment, same or similar other embodiment of part cross-reference.
Any those of ordinary skill in the art, do not breaking away from the technical solutions of the utility model scope situation, all can utilize method and the technology contents of above-mentioned announcement that technical solutions of the utility model are made many possible changes and modification, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not break away from the technical solution of the utility model according to any simple modification, equivalent variations and the modification that technical spirit of the present utility model is done above embodiment, all still belongs in the scope of technical solutions of the utility model protection.
Claims (10)
1. a device that extracts Virahol from waste liquid is characterized in that, comprising:
Be provided with the thermotank of liquid adding hole, the top seal of described thermotank;
Be used for the heating unit to described thermotank heating, described heating unit is the solenoid around described thermotank;
Be used for controlling the temperature-control device of described heating unit working order;
Be used for the Virahol of gaseous state is become liquid prolong, an end of described prolong links to each other with the top of thermotank;
Be used for collecting the reception bucket of liquid Virahol, the other end of described prolong stretches into described reception bucket.
2. the device that extracts Virahol from waste liquid according to claim 1 is characterized in that, is provided with filtering net near the top in the described thermotank.
3. the device that extracts Virahol from waste liquid according to claim 2 is characterized in that the below of described filtering net is provided with reverse osmosis membrane.
4. the device that extracts Virahol from waste liquid according to claim 2 is characterized in that, the height at the top of the described thermotank of described filtering net distance is 1/3rd to 1/4th of described thermotank height.
5. the device that extracts Virahol from waste liquid according to claim 3 is characterized in that, the height at the top of the described thermotank of described reverse osmosis membrane distance is 1/2nd to 1/3rd of described thermotank height.
6. the device that extracts Virahol from waste liquid according to claim 1 is characterized in that also comprise filter vat, the bottom of described filter vat is provided with the outlet that links to each other with the liquid adding hole of described thermotank.
7. the device that extracts Virahol from waste liquid according to claim 6 is characterized in that, is provided with filtering net near the top in the described filter vat.
8. the device that extracts Virahol from waste liquid according to claim 7 is characterized in that the below of described filtering net is provided with reverse osmosis membrane.
9. the device that extracts Virahol from waste liquid according to claim 7 is characterized in that, the height at the top of the described filter vat of described filtering net distance is 1/3rd to 1/4th of described filter vat height.
10. the device that extracts Virahol from waste liquid according to claim 8 is characterized in that, the height at the top of the described filter vat of described reverse osmosis membrane distance is 1/2nd to 1/3rd of described filter vat height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220569440 CN202912802U (en) | 2012-10-31 | 2012-10-31 | Device for extracting isopropyl alcohol from waste liquor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220569440 CN202912802U (en) | 2012-10-31 | 2012-10-31 | Device for extracting isopropyl alcohol from waste liquor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202912802U true CN202912802U (en) | 2013-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220569440 Expired - Lifetime CN202912802U (en) | 2012-10-31 | 2012-10-31 | Device for extracting isopropyl alcohol from waste liquor |
Country Status (1)
| Country | Link |
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| CN (1) | CN202912802U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111559957A (en) * | 2020-05-27 | 2020-08-21 | 无锡中天固废处置有限公司 | Method for preparing colorless isopropanol from organic cleaning waste liquid of electronic factory |
-
2012
- 2012-10-31 CN CN 201220569440 patent/CN202912802U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111559957A (en) * | 2020-05-27 | 2020-08-21 | 无锡中天固废处置有限公司 | Method for preparing colorless isopropanol from organic cleaning waste liquid of electronic factory |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315400 Ningbo City, Yuyao Province Economic Development Zone, state science and Technology Industrial Park Road, No. 198, No. Patentee after: KONFOONG MATERIALS INTERNATIONAL Co.,Ltd. Address before: 315400 Ningbo City, Yuyao Province Economic Development Zone, state science and Technology Industrial Park Road, No. 198, No. Patentee before: KONFOONG MATERIALS INTERNATIONAL Co.,Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20130501 |
|
| CX01 | Expiry of patent term |