CN207641214U - A kind of synthetic fiber spinning ring blowing waste gas circulation concentration systems - Google Patents

A kind of synthetic fiber spinning ring blowing waste gas circulation concentration systems Download PDF

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Publication number
CN207641214U
CN207641214U CN201721683581.9U CN201721683581U CN207641214U CN 207641214 U CN207641214 U CN 207641214U CN 201721683581 U CN201721683581 U CN 201721683581U CN 207641214 U CN207641214 U CN 207641214U
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China
Prior art keywords
air
return air
synthetic fiber
return
fiber spinning
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Expired - Fee Related
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CN201721683581.9U
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Chinese (zh)
Inventor
钱军
杜国强
顾君
王方河
张孟江
郭学伟
钱仁飞
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Ningbo Dafa Chemical Fiber Co Ltd
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Ningbo Dafa Chemical Fiber Co Ltd
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Priority to CN201721683581.9U priority Critical patent/CN207641214U/en
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Publication of CN207641214U publication Critical patent/CN207641214U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model is related to environmental purification field more particularly to a kind of synthetic fiber spinning ring blowing waste gas circulation concentration systems.A kind of synthetic fiber spinning ring blowing waste gas circulation concentration systems, the system includes that closed closed loop blows path, ring blowing wind turbine, return air collection device, return air air-conditioning device and air intake passage, the ring blowing wind turbine connects air intake passage, air intake passage connects return air air-conditioning device, the top that path is blown in closed loop is arranged in ring blowing wind turbine, the lower section that path is blown in closed loop is arranged in the return air collection device, return air collection device collects the return air that closed loop blows path, and return air enters the return air air-conditioning device by return air inlet.The system carries out cycle concentration to synthetic fiber spinning ring blowing exhaust gas, and exhausted air quantity greatly reduces, and facilitates the processing of exhaust gas, while being recycled to the heat in exhaust gas, reduces the loss of energy.

Description

A kind of synthetic fiber spinning ring blowing waste gas circulation concentration systems
Technical field
The utility model is related to environmental purification field more particularly to a kind of synthetic fiber spinning ring blowing waste gas circulation concentration systems System.
Background technology
Currently, with the raising of environmental requirement, the decrement treatment and decrement discharge of the middle nuisance of organic exhaust gas, which become, to be changed The problem of expansion project and grassroot project encounter and the key for solving organic exhaust gas low cost improvement and decrement discharge.
The air quantity of fiber cooling required is air quantity the best part in entire fiber production process in experimental branch line.Through The wind containing certain humiture after spinning air conditioning purge enters fiber cooling device(The ring blower system of staple fiber), by this After cooling device, air-flow is discharged with tow in direct emission air if no exhaust gas collector.And the gas of direct emission It would generally contain the oligomer that polyester is precipitated from polyester in cooling procedure in body(Monomer, dimer, trimer, four gather Object, mainly trimerization cyclic oligomer)And with cigarette(Spinning of the coloured Waste Polyester textile especially recycled as raw material)Go out It is existing, it affects operating environment while strong influence also is caused to environment.How the exhaust gas generated in fiber production process Being collected, handling and recycling is the key that solve production environment and reduction organic exhaust gas discharge.
Currently, being mostly the outer fiber cooling device form dried, a small part melt in staple fiber cooling procedure It is straight to spin or the fiber cooling device of slice spinning is using interior radial outflow by the way of, but have and can accomplish gas after fiber cools down Closed collection(Outer shroud blow exhausting is carried out by the interlayer path that is arranged on path, radial outflow then can be by spinning Floor is closed that exhausting is blowed with winding).In general, the fiber that the polyester fondant of 285 ± 10 DEG C of 22 ± 2 DEG C of wind pair sprays is cold But after, the wind-warm syndrome at tow center can be up to 60 ± 5 DEG C, and even mixing the hot blast temperature collected from path with other wind that give up also can At 50 DEG C or more.Compared with air-conditioning amount, the air quantity of collection is 1.2~1.3 times of the volume of air-conditioning amount(Mainly gas The thermal expansion of body).
Invention content
In order to solve the above technical problems, the purpose of this utility model is to provide a kind of synthetic fiber spinning ring blowing exhaust gas and follows Ring concentration systems, the system carry out cycle concentration to synthetic fiber spinning ring blowing exhaust gas, and exhausted air quantity greatly reduces, and facilitates exhaust gas Processing, while the heat in exhaust gas is recycled, reduce the loss of energy.
In order to achieve the above purpose, the utility model uses technical solution below:
A kind of synthetic fiber spinning ring blowing waste gas circulation concentration systems, which includes that closed closed loop blows path, ring is blown Wind wind turbine, return air collection device, return air air-conditioning device and air intake passage, ring blowing wind turbine connect air intake passage, air inlet Channel connects return air air-conditioning device, and the top that path is blown in closed loop is arranged in ring blowing wind turbine, and the return air collection device is set Set the lower section that path is blown in closed loop, return air collection device collects the return air that closed loop blows path, return air by return air inlet into Enter the return air air-conditioning device;The return air air-conditioning device includes that return air handles leading portion and processing back segment of drying, at return air Reason leading portion includes dust-extraction unit, the first heat-exchange device, water spray cooling and dedusting device, the first water fender and air-valve, return air warp It crosses after dust-extraction unit, heat-exchange device, water spray cooling and dedusting device by being used as wind after the progress demisting water removal of the first water fender The blowing that source enters return air air-conditioning device by air-valve handles back segment;First heat-exchange device and water spray cooling dedusting Outer exhaust valve is provided on air-conditioning tube wall between device, outer exhaust valve is connected with exhaust fan, and exhaust fan connection is useless Flash Gas Compression Skid System.
As a further improvement, the blowing processing back segment includes coarse filter, medium effeciency filter, spraying and dedusting dress It sets, second stop water board, surface cooler, fine filter, second heat exchanger and air-conditioning draught fan composition.
As a further improvement, the air-valve rear end is formed with negative pressuren zone, the wind pressure of negative pressuren zone is within 2000pa.
As a further improvement, the dust-extraction unit includes coarse filter and plate type electrostatic deduster.
As a further improvement, the water spray cooling and dedusting device includes more sets, spray tube top connects water inlet pipe, The lower part of spray tube is provided with catch basin, and catch basin connects return pipe;The water inlet pipe is connected with feeding spraying pump, feeding spraying pump It is connected to cooling tower, the return pipe is connected with cooling tower water pump, and cooling tower water pump is connected to cooling tower.
Due to the adoption of the above technical solution, which recycles synthetic fiber spinning ring blowing exhaust gas to the utility model Concentration, exhausted air quantity greatly reduce, facilitate the processing of exhaust gas, while being recycled to the heat in exhaust gas, reduce energy Loss.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of return air air-conditioning device.
Specific implementation mode
Specific embodiment of the present utility model is made a detailed explanation below in conjunction with the accompanying drawings.
A kind of synthetic fiber spinning ring blowing waste gas circulation concentration systems as shown in Figure 1, which includes closed closed loop Blow path 1, ring blowing wind turbine 2, return air collection device 3, return air air-conditioning device 4 and air intake passage 6, ring blowing wind turbine 2 Air intake passage 6 is connected, air intake passage 6 connects return air air-conditioning device 4, and ring blowing wind turbine 2 is arranged blows the upper of path 1 in closed loop The lower section that path 1 is blown in closed loop is arranged in side, the return air collection device 3, and return air collection device 3 collects closed loop and blows path 1 return air, return air enter the return air air-conditioning device 4 by return air inlet 7.
As shown in Fig. 2, the return air air-conditioning device 4 includes return air processing leading portion and blowing processing back segment, return air processing Leading portion includes dust-extraction unit, the first heat-exchange device 10, water spray cooling and dedusting device 11, the first water fender 12 and air-valve 13. The dust-extraction unit includes coarse filter 8 and plate type electrostatic deduster 9;Water spray cooling and dedusting device 11 includes that more sets spray Pipe 30,30 top of spray tube connect water inlet pipe, and the lower part of spray tube 30 is provided with catch basin 29, and catch basin 29 connects return pipe; The water inlet pipe is connected with feeding spraying pump 27, and feeding spraying pump 27 is connected to cooling tower 26, and the return pipe is connected with cooling Tower water pump 28, cooling tower water pump 28 are connected to cooling tower 26.That blows that path spinning floor and winding layer collect from closed loop contains The organic exhaust gas of temperature >=55 DEG C and oligomer dust is entered the return air inlet 7 of the return air collection device 3 by pressure fan, through thick mistake Filter 8 and plate type electrostatic deduster 9 are dusted laggard first heat-exchange device, 10 heat exchanger and connect from front to back, heat exchange The logical temperature brought by LiBr-Air-conditioner recovery tank of device is less than the water of room temperature, and the hot water temperature after heat exchange is more than 55 DEG C, can Power as LiBr-Air-conditioner carries out heat exchange, and room temperature can be down to by the hot blast temperature drop of the first heat-exchange device 10.Through Further dedusting is carried out into water spray cooling and dedusting device 11 and auxiliary drops after the organic exhaust gas crossed after cooling and dedusting Temperature, water temperature after water spray start automatically more than the cooling tower water pump 28 in system after room temperature, and cycle is sent into cooling tower 26, with this come realize by spray equipment carry out auxiliary temperature-reducing purpose.Contain certain humidity later passes through purification and cooling The wind regime that return air afterwards handles back segment by being used as blowing after the progress demisting water removal of the first water fender 12.13 rear end of air-valve It is formed with negative pressuren zone 25, the wind pressure of negative pressuren zone 25 is within 2000pa.Blowing processing back segment includes coarse filter 14, medium air filtration Device 15, spraying dedusting device 16, second stop water board 17, surface cooler 18, fine filter 19, second heat exchanger 20 and air-conditioning draught fan 21 compositions.By further purifying, dedusting, cooling/heating send to spinning blower system outer shroud is blown, inner ring is blown, cross air blasting from And realize the cycle of air-conditioning system.
As shown in Fig. 2, the air-conditioning tube wall between first heat-exchange device 10 and water spray cooling and dedusting device 11 On be provided with outer exhaust valve 22, outer exhaust valve 22 is connected with exhaust fan 23, and exhaust fan 23 connects emission-control equipment 24.The maximum quantity of wind of requirement in environmental protection, exhaust fan 23 is 30000m3In addition/h considers the processing for reducing reuse wind Cost adjusts the air quantity into exhaust fan 23 under the premise of return air utilizes maximized by automatically controlled outer exhaust valve 22.

Claims (5)

  1. The waste gas circulation concentration systems 1. a kind of synthetic fiber spinning ring is dried, which is characterized in that the system includes that closed closed loop is blown Path(1), ring dry wind turbine(2), return air collection device(3), return air air-conditioning device(4)And air intake passage(6), the ring blows Wind wind turbine(2)Connect air intake passage(6), air intake passage(6)Connect return air air-conditioning device(4), ring blowing wind turbine(2)It is arranged close Closed loop blows path(1)Top, the return air collection device(3)It is arranged and blows path in closed loop(1)Lower section, return air collect Device(3)It collects closed loop and blows path(1)Return air, return air passes through return air inlet(7)Into the return air air-conditioning device (4);The return air air-conditioning device(4)Including return air processing leading portion and blowing processing back segment, it includes dedusting that return air, which handles leading portion, Device, the first heat-exchange device(10), water spray cooling and dedusting device(11), the first water fender(12)And air-valve(13), return air By dust-extraction unit, the first heat-exchange device(10), water spray cooling and dedusting device(11)Pass through the first water fender afterwards(12)Into Pass through air-valve as wind regime after the water removal of row demisting(13)Into return air air-conditioning device(4)Blowing handle back segment;Described first Heat-exchange device(10)With water spray cooling and dedusting device(11)Between air-conditioning tube wall on be provided with outer exhaust valve(22), outer row Air-valve(22)It is connected with exhaust fan(23), exhaust fan(23)Connect emission-control equipment(24).
  2. The waste gas circulation concentration systems 2. a kind of synthetic fiber spinning ring according to claim 1 is dried, which is characterized in that at blowing It includes coarse filter to manage back segment(14), medium effeciency filter(15), spraying dedusting device(16), second stop water board(17), surface cooler (18), fine filter(19), second heat exchanger(20)And air-conditioning draught fan(21)Composition.
  3. The waste gas circulation concentration systems 3. a kind of synthetic fiber spinning ring according to claim 1 is dried, which is characterized in that described Air-valve(13)Rear end is formed with negative pressuren zone(25), negative pressuren zone(25)Wind pressure within 2000pa.
  4. The waste gas circulation concentration systems 4. a kind of synthetic fiber spinning ring according to claim 1 is dried, which is characterized in that dedusting fills It sets including coarse filter(8)With plate type electrostatic deduster(9).
  5. The waste gas circulation concentration systems 5. a kind of synthetic fiber spinning ring according to claim 1 is dried, which is characterized in that water spray Cooling and dedusting device(11)Including covering spray tube more(30), spray tube(30)Top connects water inlet pipe, spray tube(30)Lower part It is provided with catch basin(29), catch basin(29)Connect return pipe;The water inlet pipe is connected with feeding spraying pump(27), feeding spraying pump (27)It is connected to cooling tower(26), the return pipe is connected with cooling tower water pump(28), cooling tower water pump(28)It is connected to cold But tower(26).
CN201721683581.9U 2017-12-06 2017-12-06 A kind of synthetic fiber spinning ring blowing waste gas circulation concentration systems Expired - Fee Related CN207641214U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721683581.9U CN207641214U (en) 2017-12-06 2017-12-06 A kind of synthetic fiber spinning ring blowing waste gas circulation concentration systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721683581.9U CN207641214U (en) 2017-12-06 2017-12-06 A kind of synthetic fiber spinning ring blowing waste gas circulation concentration systems

Publications (1)

Publication Number Publication Date
CN207641214U true CN207641214U (en) 2018-07-24

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107803091A (en) * 2017-12-06 2018-03-16 宁波大发化纤有限公司 A kind of synthetic fiber spinning ring blowing waste gas circulation concentration systems

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107803091A (en) * 2017-12-06 2018-03-16 宁波大发化纤有限公司 A kind of synthetic fiber spinning ring blowing waste gas circulation concentration systems

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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: 20180724

Termination date: 20181206