CN204147578U - The CS that a kind of short rayon fiber is produced 2retracting device - Google Patents
The CS that a kind of short rayon fiber is produced 2retracting device Download PDFInfo
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- CN204147578U CN204147578U CN201420605039.1U CN201420605039U CN204147578U CN 204147578 U CN204147578 U CN 204147578U CN 201420605039 U CN201420605039 U CN 201420605039U CN 204147578 U CN204147578 U CN 204147578U
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- recycling
- precondenser
- rayon fiber
- retracting device
- condenser
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Abstract
The utility model relates to spining technology field, specifically refers to the CS that a kind of short rayon fiber is produced
2retracting device, comprises plasticizing groove, precondenser, atomization condenser, CS
2recycling can and sewage overflow tank, described plasticizing groove is connected with precondenser by wireway, and described precondenser is connected with atomization condenser, described CS
2recycling can is connected with atomization condenser, and described sewage overflow tank is connected on the outlet of sewer end of CS2 recycling can, and sewage overflow tank can realize CS
2the secondary precipitation of liquid and prevent CS
2the effect of running off; The application is provided with pre-cold-peace master cold (i.e. spray congealing), effectively higher for temperature can be utilized by reuse thermal energy collecting; And minimizing utilizes cooling tower and chilled water cooling to reclaim CS
2time load.
Description
Technical field
The utility model relates to spining technology field, specifically refers to the CS that a kind of short rayon fiber is produced
2retracting device.
Background technology
CS in short fiber production process
2the size of the rate of recovery, is directly connected to carrying value consumption reduction and reducing CS of enterprise
2discharge reduces environmental pollution, improves the industrial competition of enterprise.The CS of existing short rayon fiber
2equipment that retracting device comprises has: plasticizing groove, condenser, cooling tower systems, CS2 recycling can; Main flow is as follows: the CS2 gas steamed from plasticizing groove enters condenser by large conduit, go by condenser two-stage is cold, the water condensed and CS2(liquid) flow automatically to CS2 recycling can, wherein water overflow is walked, CS2 after separation is stored in recycling can, and when reaching certain volume, force feed is back to use in production.
If number of patent application is CN201410002204.9, the applying date is 2014-01-03, the patent of invention that name is called " a kind of viscose rayon produce in the recovery and treatment method of sulfur-bearing mix waste gas ", its technical scheme is: the utility model relates to the recovery and treatment method of sulfur-bearing mix waste gas in the production of a kind of viscose rayon, belongs to the processing technology field of sulphur-containing exhaust gas in viscose rayon production.The utility model is for current viscose rayon manufacturing enterprise exhaust-gas treatment situation, propose a kind of technical strategies, first pretreatment is carried out to the sulphur-containing exhaust gas of low concentration, then spray-absorption technology is adopted optionally to absorb it, subsequently absorbing liquid is processed, the product that final acquisition sexual valence is higher.
Waste gas is directly carried out alkali spray by above-mentioned patent, but this mode reclaims CS
2the defect existed is CS
2the rate of recovery is low, generally can only reach about 40%; The steam thermal energy steamed by plasticizing groove and steam can not be recycled; Condensation CS
2and water vapour need consume a large amount of cold water or chilled water; Greatly, maintenance is frequent for equipment investment and occupation of land.
Utility model content
For solving existing CS
2the problems referred to above that retracting device exists, proposing one now can improve CS
2the rate of recovery, reduces equipment investment and reduces plant maintenance, and the CS that a kind of short rayon fiber reducing energy consumption is produced
2retracting device.
For realizing above-mentioned technical purpose, the technical solution of the utility model is as follows:
The CS that a kind of short rayon fiber is produced
2retracting device, is characterized in that: comprise plasticizing groove, precondenser, atomization condenser, CS
2recycling can and sewage overflow tank, described plasticizing groove is connected with precondenser by wireway, and described precondenser is connected with atomization condenser, described CS
2recycling can is connected with atomization condenser, and described sewage overflow tank is connected on the outlet of sewer end of CS2 recycling can, and sewage overflow tank can realize CS
2the secondary precipitation of liquid and prevent CS
2the effect of running off;
Overflow tank is connected with bottom described precondenser.
Described overflow tank is communicated with plasticizing groove.
The water inlet of described precondenser is connected with soft water pipeline, and the delivery port on described precondenser is connected with refining washing pipeline.
High-pressure hydraulic pump atomizer is provided with in described atomization condenser.
Water inlet and the refrigeration cross current of described atomization condenser.
The offgas outlet of described atomization condenser is responsible for air draft and is connected.
The delivery port of described atomization condenser and CS
2recycling can water inlet is connected.
Described CS
2clear water house steward is communicated with between recycling can and sewage overflow pipe.
Described CS
2the gas outlet of recycling can and the gas outlet place of sewage overflow pipe are connected with filter jointly, and described filter is connected with CS
2reservoir area pipeline.
The utility model has the advantage of:
1, the application is provided with pre-cold-peace master cold (i.e. spray congealing), effectively higher for temperature can be utilized by reuse thermal energy collecting; And minimizing utilizes cooling tower and chilled water cooling to reclaim CS
2time load.
2, the main cold investment of tradition is large, difficult in maintenance, simultaneously because condensation CS
2elemental sulfur can be separated out by time, is bonded on condenser tubulation, normally carries out for ensureing to produce, therefore monthly need stop production and carry out clean and maintenance to condenser.Adopt this case can reduce the main cold cost of investment of tradition and maintenance time and expense.The utility model, therefore can long-play without the need to considering that elemental sulfur is separated out blocking tubulation and caused device efficiency to reduce.
Accompanying drawing explanation
Fig. 1 is the utility model flow chart.
Fig. 2 is the utility model device connection diagram.
Plasticizing groove 1, precondenser 2, atomization condenser 3, CS
2recycling can 4, sewage overflow tank 5, wireway 6, outlet of sewer end 7, overflow tank 8, soft water pipeline 9, refining washing pipeline 10, high-pressure hydraulic pump atomizer 11, refrigeration water pipe 12, air draft supervisor 13, clear water house steward 14, filter 15, CS
2reservoir area pipeline 16.
Detailed description of the invention
Embodiment 1
The CS that a kind of short rayon fiber is produced
2retracting device, comprises plasticizing groove 1, precondenser 2, atomization condenser 3, CS
2recycling can 4 and sewage overflow tank 5, described plasticizing groove 1 is connected with precondenser 2 by wireway 6, and described precondenser 2 is connected with atomization condenser 3, described CS
2recycling can 4 is connected with atomization condenser 3, and described sewage overflow tank 5 is connected on the outlet of sewer end 7 of CS2 recycling can 4, and sewage overflow tank 5 can realize CS
2the secondary precipitation of liquid and prevent CS
2the effect of running off.The application is provided with the cold i.e. spray congealing of pre-cold-peace master, effectively higher for temperature can be utilized by reuse thermal energy collecting; And minimizing utilizes cooling tower and chilled water cooling to reclaim CS
2time load.The main cold investment of tradition is large, difficult in maintenance, simultaneously because condensation CS
2elemental sulfur can be separated out by time, is bonded on condenser tubulation, normally carries out for ensureing to produce, therefore monthly need stop production and carry out clean and maintenance to condenser.Adopt this case can reduce the main cold cost of investment of tradition and maintenance time and expense.The present invention, therefore can long-play without the need to considering that elemental sulfur is separated out blocking tubulation and caused device efficiency to reduce.
Embodiment 2
The CS that a kind of short rayon fiber is produced
2retracting device comprises plasticizing groove 1, precondenser 2, atomization condenser 3, CS
2recycling can 4 and sewage overflow tank 5, described plasticizing groove 1 is connected with precondenser 2 by wireway 6, and described precondenser 2 is connected with atomization condenser 3, described CS
2recycling can 4 is connected with atomization condenser 3, and described sewage overflow tank 5 is connected on the outlet of sewer end 7 of CS2 recycling can 4, and sewage overflow tank 5 can realize CS
2the secondary precipitation of liquid and prevent CS
2the effect of running off.
Overflow tank 8 is connected with bottom precondenser 2.Overflow tank 8 is communicated with plasticizing groove 1.The water inlet of precondenser 2 is connected with soft water pipeline 9, and the delivery port on described precondenser 2 is connected with refining washing pipeline 10.High-pressure hydraulic pump atomizer 11 is provided with in atomization condenser 3.The water inlet of atomization condenser 3 is communicated with refrigeration water pipe 12.The offgas outlet of atomization condenser 3 is responsible for 13 with air draft and is connected.The delivery port of atomization condenser 3 and CS
2recycling can 4 water inlet is connected.
The application is provided with the cold i.e. spray congealing of pre-cold-peace master, effectively higher for temperature can be utilized by reuse thermal energy collecting; And minimizing utilizes cooling tower and chilled water cooling to reclaim CS
2time load.The main cold investment of tradition is large, difficult in maintenance, simultaneously because condensation CS
2elemental sulfur can be separated out by time, is bonded on condenser tubulation, normally carries out for ensureing to produce, therefore monthly need stop production and carry out clean and maintenance to condenser.Adopt this case can reduce the main cold cost of investment of tradition and maintenance time and expense.The present invention, therefore can long-play without the need to considering that elemental sulfur is separated out blocking tubulation and caused device efficiency to reduce.
Embodiment 3
The CS that a kind of short rayon fiber is produced
2retracting device comprises plasticizing groove 1, precondenser 2, atomization condenser 3, CS
2recycling can 4 and sewage overflow tank 5, described plasticizing groove 1 is connected with precondenser 2 by wireway 6, and described precondenser 2 is connected with atomization condenser 3, described CS
2recycling can 4 is connected with atomization condenser 3, and described sewage overflow tank 5 is connected on the outlet of sewer end 7 of CS2 recycling can 4, and sewage overflow tank 5 can realize CS
2the secondary precipitation of liquid and prevent CS
2the effect of running off.
Overflow tank 8 is connected with bottom precondenser 2.Overflow tank 8 is communicated with plasticizing groove 1.The water inlet of precondenser 2 is connected with soft water pipeline 9, and the delivery port on described precondenser 2 is connected with refining washing pipeline 10.High-pressure hydraulic pump atomizer 11 is provided with in atomization condenser 3.The water inlet of atomization condenser 3 is communicated with refrigeration water pipe 12.The offgas outlet of atomization condenser 3 is responsible for 13 with air draft and is connected.The delivery port of atomization condenser 3 and CS
2recycling can 4 water inlet is connected.
Described CS
2clear water house steward 14 is communicated with between recycling can 4 and sewage overflow pipe.Described CS
2the gas outlet of recycling can 4 and the gas outlet place of sewage overflow pipe are connected with filter 15 jointly, and described filter 15 is connected with CS
2reservoir area pipeline 16.
The application is provided with the cold i.e. spray congealing of pre-cold-peace master, effectively higher for temperature can be utilized by reuse thermal energy collecting; And minimizing utilizes cooling tower and chilled water cooling to reclaim CS
2time load.The main cold investment of tradition is large, difficult in maintenance, simultaneously because condensation CS
2elemental sulfur can be separated out by time, is bonded on condenser tubulation, normally carries out for ensureing to produce, therefore monthly need stop production and carry out clean and maintenance to condenser.Adopt this case can reduce the main cold cost of investment of tradition and maintenance time and expense.The present invention, therefore can long-play without the need to considering that elemental sulfur is separated out blocking tubulation and caused device efficiency to reduce.
Embodiment 4
The CS that a kind of short rayon fiber is produced
2retracting device, comprises plasticizing groove 1, precondenser 2, atomization condenser 3, CS
2recycling can 4 and sewage overflow tank 5, described plasticizing groove 1 is connected with precondenser 2 by wireway 6, and described precondenser 2 is connected with atomization condenser 3, described CS
2recycling can 4 is connected with atomization condenser 3, and described sewage overflow tank 5 is connected on the outlet of sewer end 7 of CS2 recycling can 4, and sewage overflow tank 5 can realize CS
2the secondary precipitation of liquid and prevent CS
2the effect of running off.
Overflow tank 8 is connected with bottom precondenser 2.Overflow tank 8 is communicated with plasticizing groove 1.The water inlet of precondenser 2 is connected with soft water pipeline 9, and the delivery port on described precondenser 2 is connected with refining washing pipeline 10.High-pressure hydraulic pump atomizer 11 is provided with in atomization condenser 3.The water inlet of atomization condenser 3 is communicated with refrigeration water pipe 12.The offgas outlet of atomization condenser 3 is responsible for 13 with air draft and is connected.The delivery port of atomization condenser 3 and CS
2recycling can 4 water inlet is connected.
In the production technology of short fiber tow, tow is when plasticizing groove 1, and the water condensation in mixed vapour, by wireway 6, through precooling step, is separated by the mixed vapour that plasticizing groove 1 produces; CS in mixed vapour
2gas enters to atomization condenser 3, is sprayed, realizes spray congealing, realize the effect of heat absorption with this in atomization condenser 3 by pressurized water by atomizer, when in atomization condenser 3, temperature drops to CS
2during gas condensation point, CS
2gas congeals into CS
2liquids recovery.
The utility model overcomes traditional C/S
2in removal process, the rate of recovery is low, and heat energy can not reclaim, and operating cost is large, the shortcoming that equipment needs fixed time cleaning to safeguard.The application is by CS
2condensation temperature drops to set point; And to be condensed CS by atomized water
2gas, realizes the atomized water nuclei of condensation, and the nuclei of condensation refer to that material is converted in liquid or solid-state condensation process by gaseous state, or are in solid-state condensation process by liquid conversion, and play the particle of condensation nuclei effect, it can accelerate rate of set.So this method can improve CS
2condensation rate, allows CS
2rapid condensation is reclaimed, and reduces from tail gas stream vector, thus reaches raising CS
2the rate of recovery.
The application is provided with the cold i.e. spray congealing of pre-cold-peace master, effectively higher for temperature can be utilized by reuse thermal energy collecting; And minimizing utilizes cooling tower and chilled water cooling to reclaim CS
2time load.The main cold investment of tradition is large, difficult in maintenance, simultaneously because condensation CS
2elemental sulfur can be separated out by time, is bonded on condenser tubulation, normally carries out for ensureing to produce, therefore monthly need stop production and carry out clean and maintenance to condenser.Adopt this case can reduce the main cold cost of investment of tradition and maintenance time and expense.The utility model, therefore can long-play without the need to considering that elemental sulfur is separated out blocking tubulation and caused device efficiency to reduce.
Embodiment 5
The CS that a kind of short rayon fiber is produced
2retracting device comprises plasticizing groove 1, precondenser 2, atomization condenser 3, CS
2recycling can 4 and sewage overflow tank 5, described plasticizing groove 1 is connected with precondenser 2 by wireway 6, and described precondenser 2 is connected with atomization condenser 3, described CS
2recycling can 4 is connected with atomization condenser 3, and described sewage overflow tank 5 is connected on the outlet of sewer end 7 of CS2 recycling can 4, and sewage overflow tank 5 can realize CS
2the secondary precipitation of liquid and prevent CS
2the effect of running off.
Overflow tank 8 is connected with bottom precondenser 2.Overflow tank 8 is communicated with plasticizing groove 1.The water inlet of precondenser 2 is connected with soft water pipeline 9, and the delivery port on described precondenser 2 is connected with refining washing pipeline 10.High-pressure hydraulic pump atomizer 11 is provided with in atomization condenser 3.The water inlet of atomization condenser 3 is communicated with refrigeration water pipe 12.The offgas outlet of atomization condenser 3 is responsible for 13 with air draft and is connected.The delivery port of atomization condenser 3 and CS
2recycling can 4 water inlet is connected.
Described CS
2clear water house steward 14 is communicated with between recycling can 4 and sewage overflow pipe.Described CS
2the gas outlet of recycling can 4 and the gas outlet place of sewage overflow pipe are connected with filter 15 jointly, and described filter 15 is connected with CS
2reservoir area pipeline 16.
In the production technology of short fiber tow, tow is when plasticizing groove 1, and the water condensation in mixed vapour, by wireway 6, through precooling step, is separated by the mixed vapour that plasticizing groove 1 produces; CS in mixed vapour
2gas enters to atomization condenser 3, is sprayed, realizes spray congealing, realize the effect of heat absorption with this in atomization condenser 3 by pressurized water by atomizer, when in atomization condenser 3, temperature drops to CS
2during gas condensation point, CS
2gas congeals into CS
2liquids recovery.
The atomized water drop diameter of atomizer ejection is 8-12 μm.In plasticizing groove 1, input saturated vapor, the pressure of described saturated vapor is 3-5Kg, and temperature is 140
dEG C-160 DEG C, described saturated vapor forms mixed vapour with the gas of discharging in plasticizing groove 1, and the temperature of described mixed vapour is 100 DEG C-110 DEG C.
In described precooling step, wireway 6 carries out precooling by normal temperature soft water, and the inflow temperature of described normal temperature soft water is 20-30 DEG C, and after precooling, leaving water temperature is greater than 80 DEG C.After after described precooling, water outlet adds normal temperature soft water, water temperature remains 60-70 DEG C, and transfers to refining washing step.
The pressure of described pressurized water is greater than 1MPa, and temperature is 20-30 DEG C.Described CS
2the CS that gas congeals into
2the temperature of liquid is less than 27 DEG C.A normal atmosphere pressure, described CS
2the gas condensation point of gas in atomization condenser 3 is less than 46.2 DEG C.
The utility model overcomes traditional C/S
2in removal process, the rate of recovery is low, and heat energy can not reclaim, and operating cost is large, the shortcoming that equipment needs fixed time cleaning to safeguard.The application is by CS
2condensation temperature drops to set point; And to be condensed CS by atomized water
2gas, realizes the atomized water nuclei of condensation, and the nuclei of condensation refer to that material is converted in liquid or solid-state condensation process by gaseous state, or are in solid-state condensation process by liquid conversion, and play the particle of condensation nuclei effect, it can accelerate rate of set.So this method can improve CS
2condensation rate, allows CS
2rapid condensation is reclaimed, and reduces from tail gas stream vector, thus reaches raising CS
2the rate of recovery.
The application is provided with the cold i.e. spray congealing of pre-cold-peace master, effectively higher for temperature can be utilized by reuse thermal energy collecting; And minimizing utilizes cooling tower and chilled water cooling to reclaim CS
2time load.The main cold investment of tradition is large, difficult in maintenance, simultaneously because condensation CS
2elemental sulfur can be separated out by time, is bonded on condenser tubulation, normally carries out for ensureing to produce, therefore monthly need stop production and carry out clean and maintenance to condenser.Adopt this case can reduce the main cold cost of investment of tradition and maintenance time and expense.The utility model, therefore can long-play without the need to considering that elemental sulfur is separated out blocking tubulation and caused device efficiency to reduce.
Claims (10)
1. the CS of a short rayon fiber production
2retracting device, is characterized in that: comprise plasticizing groove (1), precondenser (2), atomization condenser (3), CS
2recycling can (4) and sewage overflow tank (5), described plasticizing groove (1) is connected with precondenser (2) by wireway (6), and described precondenser (2) is connected with atomization condenser (3), described CS
2recycling can (4) is connected with atomization condenser (3), and described sewage overflow tank (5) is connected on the outlet of sewer end (7) of CS2 recycling can (4), and sewage overflow tank (5) can realize CS
2the secondary precipitation of liquid and prevent CS
2the effect of running off.
2. the CS of a kind of short rayon fiber production according to claim 1
2retracting device, is characterized in that: described precondenser (2) bottom is connected with overflow tank (8).
3. the CS of a kind of short rayon fiber production according to claim 2
2retracting device, is characterized in that: described overflow tank (8) is communicated with plasticizing groove (1).
4. the CS of a kind of short rayon fiber production according to claim 3
2retracting device, is characterized in that: the water inlet of described precondenser (2) is connected with soft water pipeline (9), and the delivery port on described precondenser (2) is connected with refining washing pipeline (10).
5. the CS of a kind of short rayon fiber production according to claim 4
2retracting device, is characterized in that: be provided with high-pressure hydraulic pump atomizer (11) in described atomization condenser (3).
6. the CS of a kind of short rayon fiber production according to claim 5
2retracting device, is characterized in that: the water inlet of described atomization condenser (3) is communicated with refrigeration water pipe (12).
7. the CS of a kind of short rayon fiber production according to claim 6
2retracting device, is characterized in that: the offgas outlet of described atomization condenser (3) is responsible for (13) and is connected with air draft.
8. the CS of a kind of short rayon fiber production according to claim 7
2retracting device, is characterized in that: the delivery port of described atomization condenser (3) and CS
2recycling can (4) water inlet is connected.
9. the CS of a kind of short rayon fiber production according to claim 1
2retracting device, is characterized in that: described CS
2clear water house steward (14) is communicated with between recycling can (4) and sewage overflow pipe.
10. the CS of a kind of short rayon fiber production according to claim 9
2retracting device, is characterized in that: described CS
2the gas outlet of recycling can (4) and the gas outlet place of sewage overflow pipe are connected with filter (15) jointly, and described filter (15) is connected with CS
2reservoir area pipeline (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420605039.1U CN204147578U (en) | 2014-10-20 | 2014-10-20 | The CS that a kind of short rayon fiber is produced 2retracting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420605039.1U CN204147578U (en) | 2014-10-20 | 2014-10-20 | The CS that a kind of short rayon fiber is produced 2retracting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204147578U true CN204147578U (en) | 2015-02-11 |
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ID=52505731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420605039.1U Expired - Fee Related CN204147578U (en) | 2014-10-20 | 2014-10-20 | The CS that a kind of short rayon fiber is produced 2retracting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204147578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104258684A (en) * | 2014-10-20 | 2015-01-07 | 宜宾丝丽雅股份有限公司 | CS2 recovery system for viscose staple fiber production |
-
2014
- 2014-10-20 CN CN201420605039.1U patent/CN204147578U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104258684A (en) * | 2014-10-20 | 2015-01-07 | 宜宾丝丽雅股份有限公司 | CS2 recovery system for viscose staple fiber production |
| CN104258684B (en) * | 2014-10-20 | 2016-05-25 | 宜宾丝丽雅股份有限公司 | The CS that a kind of short rayon fiber is produced2Recovery system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20201020 |
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| CF01 | Termination of patent right due to non-payment of annual fee |