CN203454618U - Vacuum drying and circulating system device used in process of producing short fiber from polyether bottle flakes - Google Patents
Vacuum drying and circulating system device used in process of producing short fiber from polyether bottle flakes Download PDFInfo
- Publication number
- CN203454618U CN203454618U CN201320491442.1U CN201320491442U CN203454618U CN 203454618 U CN203454618 U CN 203454618U CN 201320491442 U CN201320491442 U CN 201320491442U CN 203454618 U CN203454618 U CN 203454618U
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- Prior art keywords
- pump
- water
- vacuum drying
- roots
- cooling tower
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- 238000001291 vacuum drying Methods 0.000 title claims abstract description 34
- 239000000835 fiber Substances 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title abstract description 4
- 239000004721 Polyphenylene oxide Substances 0.000 title abstract 2
- 229920000570 polyether Polymers 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 238000001816 cooling Methods 0.000 claims abstract description 33
- 230000008676 import Effects 0.000 claims description 26
- 229920000728 polyester Polymers 0.000 claims description 9
- 239000008236 heating water Substances 0.000 claims description 4
- 239000013505 freshwater Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000126 substance Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a vacuum drying and circulating system device used in a process of producing short fiber from polyether bottle flakes. The vacuum drying and circulating system device consists of two stages of Roots water ring vacuum units connected in series, a water ring vacuum pump, a heat exchanger, a centrifugal pump and a cooling tower, wherein the two stages of Roots water ring vacuum units which are connected in series are formed by connecting a Roots vacuum pump I and a Roots vacuum pump II in series; the Roots vacuum pump I, the Roots vacuum pump II, the water ring vacuum pump, the heat exchanger, the centrifugal pump and the cooling tower are sequentially connected; a vacuum drying kettle is connected with the Roots vacuum pump I and the cooling tower in series through a one-way valve. According to the vacuum drying and circulating system disclosed by the utility model, circulating water first enters the heat exchanger before entering the cooling tower and then is pumped into the cooling tower, so that no fresh water needs to be continuously injected, and the effect of saving water sources is achieved; in addition, the vacuum drying and circulating system is simple and convenient to implement and has a popularization value.
Description
Technical field
The utility model belongs to short fiber and produces equipment technology field, more specifically, relates to a kind of employing polyester bottle slice and produces vacuum drying circulating system device technical field in short fiber.
Background technology
At present, in polyster fibre is produced, more commonly, the general water-cooled technique of chemical fibre Enterprises is that upper vavuum pump connects cooling tower, constantly add again fresh water, part recirculated water is drained, and has heat loss in the middle of this, and temperature easily causes raw material moisture regain after reducing, quality is reduced, water circulation is not smooth, causes energy consumption higher, needs badly and solves.
Summary of the invention
Problem for prior art present situation and existence, the utility model provides a kind of employing polyester bottle slice to produce vacuum drying circulating system device in short fiber, compared with prior art, the vacuum drying circulating system device that the utility model provides, for before recirculated water enters cooling tower, is introduced into a heat exchanger, is then pumping into cooling tower, can continue to inject like this fresh water, reach the effect of saving water resource, and be easy to implement, there is promotional value.
The utility model solves its technical problem and takes following technical scheme to realize:
The utility model specifically provides a kind of employing polyester bottle slice to produce vacuum drying circulating system device in short fiber, this vacuum drying circulating system device is by the twin-stage Roots Water-ring vacuum unit of connecting, water ring vacuum pump, heat exchanger, centrifugal pump and cooling tower form, wherein, the twin-stage Roots Water-ring vacuum unit of series connection is composed in series by Roots vaccum pump one and Roots vaccum pump two, Roots vaccum pump one, Roots vaccum pump two, water ring vacuum pump, heat exchanger, centrifugal pump and cooling tower are linked in sequence, vacuum drying still is connected in series by check valve and Roots vaccum pump one and cooling tower.
Vacuum drying still is connected by an interface and check valve inlet, check valve outlet is connected by import and the cooling tower backwater of a threeway and Roots vaccum pump one, the import of the outlet of Roots vaccum pump one and Roots vaccum pump two is connected, the outlet of Roots vaccum pump two and the import of water ring vacuum pump are connected, and have formed the twin-stage Roots Water-ring vacuum unit of a series connection; The import of Water-ring vacuum delivery side of pump and heat exchanger is connected, circulating water flow flows out through heat exchanger exit, through centrifugal pump, pumps into cooling tower, recirculated water is inhaled into again Roots vaccum pump two after cooling tower cooling, and vapours and hot-air in vacuum drying still are taken away by recirculated water.
Vacuum drying still is a Sandwich pot, heat medium conduction oil is spent the heating material to 150 in tank～155, vacuumizing the unit being comprised of secondary lobe pump and water ring vacuum pump completes, wherein, secondary lobe pump consists of side by side Roots vaccum pump one and Roots vaccum pump two, reach-0.095MPa of the vacuum of vacuum drying still.
In the utility model, heat exchanger has two imports and two outlets, and two imports are comprised of import and normal-temperature water import, and two outlets are exported by heating water and outlet forms, and wherein one-in-and-one-out is walked recirculated water (heat), and one-in-and-one-out is walked the running water of being heated in addition.
The beneficial effects of the utility model:
The vacuum drying circulating system device that adopts the utility model to provide, before recirculated water enters cooling tower, is introduced into a heat exchanger, then pump into cooling tower, can continue to inject like this fresh water, reaching the effect of saving water resource, and be easy to implement, there is promotional value.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In Fig. 1: 1-vacuum drying still, 11-interface, 2-Roots vaccum pump one, 21-import, 22-outlet, 3-Roots vaccum pump two, 31-import, 32-outlet, 4-water ring vacuum pump, 41-import, 42-outlet, 5-heat exchanger, 51-import, the outlet of 52-heating water, the import of 53-normal-temperature water, 54-outlet, 6-centrifugal pump, 7-cooling tower, 8-check valve.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is done further and described in detail.
In accompanying drawing 1, a kind of employing polyester bottle slice is produced vacuum drying circulating system device in short fiber, this vacuum drying circulating system device is by the twin-stage Roots Water-ring vacuum unit of connecting, water ring vacuum pump (4), heat exchanger (5), centrifugal pump (6) and cooling tower (7) form, wherein, the twin-stage Roots Water-ring vacuum unit of series connection is composed in series by Roots vaccum pump one (2) and Roots vaccum pump two (3), Roots vaccum pump one (2), Roots vaccum pump two (3), water ring vacuum pump (4), heat exchanger (5), centrifugal pump (6) and cooling tower (7) are linked in sequence, vacuum drying still (1) is connected in series by check valve (8) and Roots vaccum pump one (2) and cooling tower (7).
Vacuum drying still (1) is connected by an interface (11) and check valve (8) import, check valve (8) outlet is connected by import (21) and cooling tower (7) backwater of a threeway and Roots vaccum pump one (2), the outlet (22) of Roots vaccum pump one (2) is connected with the import (31) of Roots vaccum pump two (3), the outlet (32) of Roots vaccum pump two (3) is connected with the import (41) of water ring vacuum pump (4), has formed the twin-stage Roots Water-ring vacuum unit of a series connection; The outlet (42) of water ring vacuum pump (4) is connected with the import (51) of heat exchanger (5), circulating water flow flows out through heat exchanger (5) outlet (54), through centrifugal pump (6), pump into cooling tower (7), recirculated water is inhaled into again Roots vaccum pump two (3) after cooling tower (7) cooling, and vapours and hot-air in vacuum drying still (1) are taken away by recirculated water.
Vacuum drying still (1) is a Sandwich pot, heat medium conduction oil is spent the heating material to 150 in tank～155, vacuumizing the unit being comprised of secondary lobe pump and a water ring vacuum pump (4) completes, wherein, secondary lobe pump consists of side by side Roots vaccum pump one (2) and Roots vaccum pump two (3), the reach-0.095MPa of vacuum of vacuum drying still (1).
In the utility model, heat exchanger (5) has two imports and two outlets, two imports are comprised of import (51) and normal-temperature water import (53), two outlets are comprised of heating water outlet (52) and outlet (54), wherein one-in-and-one-out is walked recirculated water (heat), and one-in-and-one-out is walked the running water of being heated in addition.
The system and device that the utility model provides is comprised of lobe pump, water ring pump, heat exchanger, centrifugal pump and cooling tower, by recirculated water, the water vapour in drying kettle and air molecule is taken out of.Because temperature is very high, temperature of water circulation rises 3～4 ℃, and recirculated water water temperature should not be higher than 25 ℃ in theory, and this standard is difficult to reach in actual production, reach this standard and need configure refrigerator, and can make like this operating cost significantly increase.According to chemical fiber plant practical operating experiences, as long as recirculated water water temperature is no more than 33 ℃, in still, vacuum is all satisfactory.
The general water-cooled technique of chemical fibre Enterprises is upper vavuum pump+cooling tower, more constantly adds fresh water, and a part of recirculated water is drained.The present invention, for before recirculated water enters cooling tower, is introduced into a heat exchanger, is then pumping into cooling tower, can continue to inject like this fresh water, reaches the effect of saving water resource.
As mentioned above, can realize preferably the utility model.
Claims (4)
1. one kind adopts polyester bottle slice to produce vacuum drying circulating system device in short fiber, it is characterized in that, this vacuum drying circulating system device is by the twin-stage Roots Water-ring vacuum unit of connecting, water ring vacuum pump, heat exchanger, centrifugal pump and cooling tower form, wherein, the twin-stage Roots Water-ring vacuum unit of series connection is composed in series by Roots vaccum pump one and Roots vaccum pump two, Roots vaccum pump one, Roots vaccum pump two, water ring vacuum pump, heat exchanger, centrifugal pump and cooling tower are linked in sequence, vacuum drying still is connected in series by check valve and Roots vaccum pump one and cooling tower.
2. employing polyester bottle slice as claimed in claim 1 is produced vacuum drying circulating system device in short fiber, it is characterized in that, described vacuum drying still is connected by an interface and check valve inlet, check valve outlet is connected by import and the cooling tower backwater of a threeway and Roots vaccum pump one, the import of the outlet of Roots vaccum pump one and Roots vaccum pump two is connected, the outlet of Roots vaccum pump two and the import of water ring vacuum pump are connected, the twin-stage Roots Water-ring vacuum unit that has formed a series connection, the import of Water-ring vacuum delivery side of pump and heat exchanger is connected.
3. employing polyester bottle slice as claimed in claim 1 is produced vacuum drying circulating system device in short fiber, it is characterized in that, described vacuum drying still is a Sandwich pot.
4. employing polyester bottle slice as claimed in claim 1 is produced vacuum drying circulating system device in short fiber, it is characterized in that, described heat exchanger has two imports and two outlets, and two imports are comprised of import and normal-temperature water import, and two outlets are exported by heating water and outlet forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320491442.1U CN203454618U (en) | 2013-08-13 | 2013-08-13 | Vacuum drying and circulating system device used in process of producing short fiber from polyether bottle flakes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320491442.1U CN203454618U (en) | 2013-08-13 | 2013-08-13 | Vacuum drying and circulating system device used in process of producing short fiber from polyether bottle flakes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203454618U true CN203454618U (en) | 2014-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320491442.1U Expired - Fee Related CN203454618U (en) | 2013-08-13 | 2013-08-13 | Vacuum drying and circulating system device used in process of producing short fiber from polyether bottle flakes |
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| CN (1) | CN203454618U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423732A (en) * | 2015-12-21 | 2016-03-23 | 杭州海科纤维有限公司 | Polyester regenerated bottle flake continuous-drying system |
| CN105671646A (en) * | 2014-11-19 | 2016-06-15 | 无锡市兴盛新材料科技有限公司 | Improved liquid-phase tackifying vacuum system |
| CN108344221A (en) * | 2017-12-22 | 2018-07-31 | 佛山精迅能冷链科技有限公司 | A kind of vacuum precooling machine of adjustable governor pressure |
-
2013
- 2013-08-13 CN CN201320491442.1U patent/CN203454618U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105671646A (en) * | 2014-11-19 | 2016-06-15 | 无锡市兴盛新材料科技有限公司 | Improved liquid-phase tackifying vacuum system |
| CN105423732A (en) * | 2015-12-21 | 2016-03-23 | 杭州海科纤维有限公司 | Polyester regenerated bottle flake continuous-drying system |
| CN108344221A (en) * | 2017-12-22 | 2018-07-31 | 佛山精迅能冷链科技有限公司 | A kind of vacuum precooling machine of adjustable governor pressure |
| CN108344221B (en) * | 2017-12-22 | 2024-05-28 | 佛山精迅能冷链科技有限公司 | Vacuum precooler capable of regulating pressure |
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Legal Events
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 |