CN203295675U - Device for recycling waste acetic acid in latex thread production process - Google Patents
Device for recycling waste acetic acid in latex thread production process Download PDFInfo
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- CN203295675U CN203295675U CN2013203428089U CN201320342808U CN203295675U CN 203295675 U CN203295675 U CN 203295675U CN 2013203428089 U CN2013203428089 U CN 2013203428089U CN 201320342808 U CN201320342808 U CN 201320342808U CN 203295675 U CN203295675 U CN 203295675U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
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Abstract
The utility model relates to the technical field of a latex thread production process, and in particular relates to a device for recycling waste acetic acid in a latex thread production process. The device comprises an acetic acid tank, an acetic acid pool, a first water pump, a high pressure rectifying tower, a low pressure rectifying tower, a concentrated acetic acid tank, a second water pump, a waste acetic acid recovery tank, an acetic acid concentration meter and an acetic acid concentration controller, wherein the acetic acid tank is connected with the acetic acid pool through a pipeline; the acetic acid pool is connected with a feed port of the high pressure rectifying tower through the first water pump; a hot water heating kettle is arranged at the bottom of the high pressure rectifying tower; a discharge port of the high pressure rectifying tower is connected with a feed port of the low pressure rectifying tower; a discharge port of the low pressure rectifying tower is connected to the concentrated acetic acid tank; the acetic acid tank is also connected with the waste acetic acid recovery tank through the second water pump; the acetic acid concentration meter is connected with the concentrated acetic acid tank, the waste acetic acid recovery tank and the acetic acid concentration controller respectively. The device is used for circularly conveying recovered acetic acid to the acetic acid tank, and the recovered acetic acid can be used on a latex thread production line, so that the production cost of latex threads is reduced and resource conservation is realized.
Description
Technical field
The utility model relates to the production process of rubber latex thread technical field, relates in particular to useless acetic acid recycling device in a kind of production process of rubber latex thread.
Background technology
Rubber latex thread has another name called the latex line, because having good elasticity, insulating properties, water-resisting property, plasticity etc., therefore purposes is very extensive, comprises the industries such as ribbon, elastic cord, furniture, headwear product, socks, medical, clothes, large scale industry frock, military affairs.In recent years, the production development of the industries such as domestic ribbon, elastic cord, dress and personal adornment was swift and violent, and was day by day huge to the demand of rubber latex thread.rubber latex thread is take latex as main raw material, add titanium dioxide, zinc oxide, other raw materials of industry such as sulphur, by stirring, homogeneous reinstalls in retort and reacts, obtain the mixed glue solution for the production of rubber latex thread, then by filtering, by extrusion device, extrude smooth rubber latex thread again, thread mixed latex liquid after extruding is disengaged to the moisture moulding through the acetic acid groove, the rubber latex thread that then will obtain adopts the hot water cleaning to contain acid, rubber latex thread after cleaning is advanced to oven dry, then the rubber latex thread that will dry forms the latex band by spelling the band machine, the latex band that obtains is done to heat cure through vulcanizing oven to be processed, the cooling desulfurization of latex band after sulfuration is processed, according to desired width, be pressed into band again, case packing finally falls.In rubber latex thread production, need a large amount of acetic acid to carry out moulding to rubber latex thread, and use discarded acetic acid later or be dropped or be used to other chemical industry, use, therefore caused the acetic acid waste, also increased the cost of production process of rubber latex thread, for this reason, need a kind of device that useless acetic acid in above-mentioned production process of rubber latex thread is carried out to recycle badly, realize resources conservation.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model provides in a kind of production process of rubber latex thread useless acetic acid recycling device, and the useless acetic acid in the recyclable rubber latex thread production process of this device in addition recycle, realize resources conservation.
In order to achieve the above object, the technical scheme that the utility model adopts is, useless acetic acid recycling device in a kind of production process of rubber latex thread comprises: acetic acid groove, acetic acid pond, the first water pump, high-pressure rectification tower, low-pressure distillation tower, dense acetic acid tank, the second water pump, useless acetic acid recovery tank, acetate concentration meter and acetate concentration controller;
Described acetic acid groove is connected with the acetic acid pond by pipeline, described acetic acid pond is connected with described high-pressure rectification tower charging aperture by described the first water pump, at the bottom of described high-pressure rectification tower tower, be provided with the hot water heating still, the discharging opening of described high-pressure rectification tower is connected with the charging aperture of described low-pressure distillation tower, the discharging opening of described low-pressure distillation tower is connected to dense acetic acid tank, described dense acetic acid tank also connects the first electromagnetic valve and first flow meter successively
Described acetic acid pond also is connected with useless acetic acid recovery tank by the second water pump, and described useless acetic acid recovery tank also connects the second electromagnetic valve and the second flowmeter successively,
described acetate concentration is scored not and described dense acetic acid tank, described useless acetic acid recovery tank, and described acetate concentration controller connects, described acetate concentration controller respectively with the first electromagnetic valve, the second electromagnetic valve, first flow meter and the second flowmeter are electrically connected, described acetate concentration score does not gather the acetate concentration value of described dense acetic acid tank and described useless acetic acid recovery tank, and the acetate concentration value that will collect sends to the acetate concentration controller, described acetate concentration controller is according to this acetate concentration value, and the flow value data that collect of first flow meter and the second flowmeter, control described the first electromagnetic valve, the second electromagnetic valve opening and closing, thereby control the acetate concentration of recycling and reach the suitable standard of using of producing, and then continue to be cycled to used in production line.
Further, the overhead vapours of described high-pressure rectification tower is connected with the tower reactor of low-pressure distillation tower by reboiler, and the tower reactor of heating low-pressure distillation tower provides heat using the overhead vapours of described high-pressure rectification tower as thermal source.
Further, the overhead vapours of described low-pressure distillation tower connects the 3rd electromagnetic valve and the 3rd flowmeter successively by condenser, and described the 3rd electromagnetic valve and the 3rd flowmeter are electrically connected with the acetate concentration controller respectively.By the setting of condenser and the 3rd electromagnetic valve and the 3rd flowmeter, the overhead vapours condensation of low-pressure distillation tower can be reclaimed, and be used to regulating the acetate concentration of described recycling, energy-conserving and environment-protective more.
Further, described high-pressure rectification tower is high pressure filling tower or high-pressure plate type tower.
Further, described high-pressure rectification pressure tower is 0.60-0.80Mpa.
Further, described low-pressure distillation tower is low pressure packed tower or low pressure plate column.
Further, the pressure of described low-pressure distillation tower is 0.08-0.15MPa.
The utility model, by adopting technique scheme, compared with prior art, has following advantage:
1, the utility model imports the discarded acetic acid in the acetic acid groove in production process of rubber latex thread in the acetic acid pond by pipeline, will be through high-pressure rectification tower and low-pressure distillation tower two stage rectification device, be recovered to the acetic acid of high concentration, the utility model also utilize simultaneously water pump by the useless acetic acid recovery in the acetic acid pond in useless acetic acid recovery tank, after acetic acid in the high concentration acetic acid that will be recovered to again and useless acetic acid recovery tank mixes in proportion, control mixed acetate concentration and reach suitable rubber latex thread production standard, and then the continuation circulation is transported in the acetic acid groove for the rubber latex thread production line.
2, the utility model adopts the thermal source of the overhead vapours of high-pressure rectification tower as the low-pressure distillation tower reboiler, make the energy consumption of whole acetic acid recovery distillation process greatly reduce, and the acetic acid purity that reclaims gained is high, the rate of recovery is also high, and technique is simple, can not bring the pollution of other materials, thereby reduce the rubber latex thread production cost, realize resources conservation.
The accompanying drawing explanation
Fig. 1 is the structural representation of embodiment of the present utility model.
The specific embodiment
Now with the specific embodiment, the utility model is further illustrated by reference to the accompanying drawings.
As a specific embodiment, as shown in Figure 1, useless acetic acid recycling device in a kind of production process of rubber latex thread of the present utility model comprises: acetic acid groove 1, acetic acid pond 2, the first water pump 3, high-pressure rectification tower 4, low-pressure distillation tower 5, dense acetic acid tank 6, the second water pump 7, useless acetic acid recovery tank 8, acetate concentration meter 9 and acetate concentration controller 10;
described acetic acid groove 1 is connected with acetic acid pond 2 by pipeline, described acetic acid pond 2 is connected with described high-pressure rectification tower 4 charging apertures by described the first water pump 3, at the bottom of described high-pressure rectification tower 4 towers, be provided with the hot water heating still, the discharging opening of described high-pressure rectification tower 4 is connected with the charging aperture of described low-pressure distillation tower 5, the overhead vapours of described high-pressure rectification tower 4 is connected with the tower reactor of low-pressure distillation tower 5 by reboiler 18, thereby the tower reactor of heating low-pressure distillation tower 5 provides heat using the overhead vapours of described high-pressure rectification tower 4 as thermal source, the discharging opening of described low-pressure distillation tower 5 is connected to dense acetic acid tank 6, described dense acetic acid tank 6 also connects the first electromagnetic valve 11 and first flow meter 12 successively,
Described acetic acid pond 2 also is connected with useless acetic acid recovery tank 8 by the second water pump 7, and described useless acetic acid recovery tank 8 also connects the second electromagnetic valve 13 and the second flowmeter 14 successively,
Described acetate concentration meter 9 is connected with described dense acetic acid tank 6, described useless acetic acid recovery tank 8 and described acetate concentration controller 10 respectively, described acetate concentration controller 10 is electrically connected with described the first electromagnetic valve 11, the second electromagnetic valve 13, first flow meter 12 and the second flowmeter 14 respectively
The overhead vapours of described low-pressure distillation tower 5 connects the 3rd electromagnetic valve 16 and the 3rd flowmeter 17 successively by condenser 15, and described the 3rd electromagnetic valve 16 and the 3rd flowmeter 17 are electrically connected with acetate concentration controller 10 respectively.By the setting of condenser 15 and the 3rd electromagnetic valve 16 and the 3rd flowmeter 17, the overhead vapours condensation of low-pressure distillation tower 5 can be reclaimed, and be used to regulating the acetate concentration of described recycling, energy-conserving and environment-protective more.
its removal process first half of useless acetic acid recycling device of the present utility model divides three roads to carry out simultaneously, the first via is that the discarded acetic acid in the acetic acid groove in production process of rubber latex thread is imported in the acetic acid pond by pipeline, will be through high-pressure rectification tower and low-pressure distillation tower two stage rectification device, be recovered to the acetic acid of high concentration, the second tunnel be utilize the second water pump by the waste vinegar acid recovery in the acetic acid pond in useless acetic acid recovery tank, Third Road is the overhead vapours condensation of low-pressure distillation tower 5 can be reclaimed by condenser, its removal process latter half flow process of useless acetic acid recycling device of the present utility model is as follows: the acetate concentration value that gathers respectively described dense acetic acid tank 6 and described useless acetic acid recovery tank 8 by acetate concentration meter 9, and the acetate concentration value that will collect sends to acetate concentration controller 10, described acetate concentration controller 10 is according to this acetate concentration value, and first flow meter 12, the second flowmeter 13, and the 3rd flow value data of collecting of flowmeter 17, control described the first electromagnetic valve 11, the second electromagnetic valve 13, the opening and closing of the 3rd electromagnetic valve 16, thereby accurately control mixed acetate concentration and reach suitable rubber latex thread production standard, and then continue mixed acetic acid is circulated and is transported in the acetic acid groove for the rubber latex thread production line by pipeline.
In the utility model, described high-pressure rectification tower 4 can be selected high pressure filling tower or high-pressure plate type tower, and described high-pressure rectification tower 4 pressure can be selected the 0.60-0.80Mpa(absolute pressure) in arbitrary value.
In the utility model, described low-pressure distillation tower 5 can be selected low pressure packed tower or low pressure plate column, and the pressure of described low-pressure distillation tower 5 can be selected the 0.08-0.15MPa(absolute pressure) in arbitrary value.
Although specifically show and introduced the utility model in conjunction with preferred embodiment; but the those skilled in the art should be understood that; within not breaking away from the spirit and scope of the present utility model that appended claims limits; can make a variety of changes the utility model in the form and details, be protection domain of the present utility model.
Claims (7)
1. useless acetic acid recycling device in a production process of rubber latex thread, is characterized in that: comprising: acetic acid groove, acetic acid pond, the first water pump, high-pressure rectification tower, low-pressure distillation tower, dense acetic acid tank, the second water pump, useless acetic acid recovery tank, acetate concentration meter and acetate concentration controller;
Described acetic acid groove is connected with the acetic acid pond by pipeline, described acetic acid pond is connected with described high-pressure rectification tower charging aperture by described the first water pump, at the bottom of described high-pressure rectification tower tower, be provided with the hot water heating still, the discharging opening of described high-pressure rectification tower is connected with the charging aperture of described low-pressure distillation tower, the discharging opening of described low-pressure distillation tower is connected to dense acetic acid tank, described dense acetic acid tank also connects the first electromagnetic valve and first flow meter successively
Described acetic acid pond also is connected with useless acetic acid recovery tank by the second water pump, and described useless acetic acid recovery tank also connects the second electromagnetic valve and the second flowmeter successively,
Described acetate concentration score is not connected with described dense acetic acid tank, described useless acetic acid recovery tank and described acetate concentration controller, and described acetate concentration controller is electrically connected with the first electromagnetic valve, the second electromagnetic valve, first flow meter and the second flowmeter respectively.
2. useless acetic acid recycling device in a kind of production process of rubber latex thread according to claim 1, it is characterized in that: the overhead vapours of described high-pressure rectification tower is connected with the tower reactor of low-pressure distillation tower by reboiler.
3. the acetic acid recycling device gives up in a kind of production process of rubber latex thread according to claim 1, it is characterized in that: the overhead vapours of described low-pressure distillation tower connects the 3rd electromagnetic valve and the 3rd flowmeter successively by condenser, and described the 3rd electromagnetic valve and the 3rd flowmeter are electrically connected with the acetate concentration controller respectively.
4. useless acetic acid recycling device in a kind of production process of rubber latex thread according to claim 1, it is characterized in that: described high-pressure rectification tower is high pressure filling tower or high-pressure plate type tower.
5. useless acetic acid recycling device in a kind of production process of rubber latex thread according to claim 4, it is characterized in that: described high-pressure rectification pressure tower is 0.60-0.80Mpa.
6. useless acetic acid recycling device in a kind of production process of rubber latex thread according to claim 1, it is characterized in that: described low-pressure distillation tower is low pressure packed tower or low pressure plate column.
7. useless acetic acid recycling device in a kind of production process of rubber latex thread according to claim 6, it is characterized in that: the pressure of described low-pressure distillation tower is 0.08-0.15MPa.
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203428089U CN203295675U (en) | 2013-06-14 | 2013-06-14 | Device for recycling waste acetic acid in latex thread production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203428089U CN203295675U (en) | 2013-06-14 | 2013-06-14 | Device for recycling waste acetic acid in latex thread production process |
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| Publication Number | Publication Date |
|---|---|
| CN203295675U true CN203295675U (en) | 2013-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203428089U Expired - Fee Related CN203295675U (en) | 2013-06-14 | 2013-06-14 | Device for recycling waste acetic acid in latex thread production process |
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| CN (1) | CN203295675U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106012064A (en) * | 2016-07-29 | 2016-10-12 | 广东新会美达锦纶股份有限公司 | Spinning machine with function of automatically cleaning wastewater |
| CN110776414A (en) * | 2019-11-11 | 2020-02-11 | 广东国兴乳胶丝有限公司 | Secondary rectification recovery method of large-flow waste acid applied to multi-belt latex yarn production line |
-
2013
- 2013-06-14 CN CN2013203428089U patent/CN203295675U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106012064A (en) * | 2016-07-29 | 2016-10-12 | 广东新会美达锦纶股份有限公司 | Spinning machine with function of automatically cleaning wastewater |
| CN110776414A (en) * | 2019-11-11 | 2020-02-11 | 广东国兴乳胶丝有限公司 | Secondary rectification recovery method of large-flow waste acid applied to multi-belt latex yarn production line |
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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: 20131120 Termination date: 20150614 |
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| EXPY | Termination of patent right or utility model |