CN208517663U - A kind of supercritical dyeing dyeing caldron and dyeing installation - Google Patents

A kind of supercritical dyeing dyeing caldron and dyeing installation Download PDF

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Publication number
CN208517663U
CN208517663U CN201821111778.XU CN201821111778U CN208517663U CN 208517663 U CN208517663 U CN 208517663U CN 201821111778 U CN201821111778 U CN 201821111778U CN 208517663 U CN208517663 U CN 208517663U
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dyeing
yarn
column
supercritical
caldron
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王健
杨为东
万刚
刘崇波
刘绍冰
林大鹏
王大伟
戴志敬
杜吉浩
王超
郭堃
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Qingdao Jifa Group Co Ltd
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Qingdao Jifa Group Co Ltd
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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
    • D06B23/00—Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
    • D06B23/14—Containers, e.g. vats
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
    • D06B19/00—Treatment of textile materials by liquids, gases or vapours, not provided for in groups D06B1/00 - D06B17/00

Abstract

The utility model discloses a kind of supercritical dyeing dyeing caldron and dyeing installations, including hollow dyeing autoclave body, the bottom for dyeing autoclave body is equipped with air inlet, the side wall for dyeing autoclave body is equipped with gas outlet, the inside for dyeing autoclave body is equipped with yarn dyeing column, first through hole is equipped in yarn dyeing column, first through hole is connected to air inlet.Yarn dyeing column is concatenated by multiple sub- yarn dyeing columns, and the material of sub- yarn dyeing column is sintering metal porous filter material.A large amount of holes inside porous metals are made full use of, are guaranteeing the supercritical CO with dyestuff2While fluid flow to cylinder yarn from the hole on yarn dyeing column side wall and dyes to yarn, and can be to the supercritical CO after dyeing2The oligomer and dyestuff that fluid is precipitated when being depressured and separating are filtered, it is avoided to be sticked to cylinder yarn inner wall and cause to stain to internal layer yarn, cause dyeing uneven, realize even dyeing, are convenient for polyester cheese line supercritical CO2The batch production of non-aqueous dyeing.

Description

A kind of supercritical dyeing dyeing caldron and dyeing installation
Technical field
The utility model relates to supercritical dyeing technical field more particularly to a kind of supercritical dyeing dyeing caldron and dyeing Equipment.
Background technique
In traditional dyeing course, we generally use water as main medium.A large amount of dyestuff, surfactant Etc. chemical substances can all cause undesirable influence to the sustainable development of environment.In addition, needing to carry out to the sewage of dyeing discharge The processing such as neutralization, sedimentation, require to spend a large amount of manpower and material resources.According to incompletely statistics, China's textile printing and dyeing industry year water consumption For amount up to 1,700,000,000 tons, the discharge of sewage reaches 1,600,000,000 tons.And in recent years, the water resource critical shortage of China's most area is special The problems such as being not sewage discharge serious further development for restricting dyeing and finishing industry.It is therefore prevented that pollution, it is effective to develop green Dyeing becomes the correct direction of the following dyeing and finishing.
In recent years, a kind of novel green staining method-supercritical CO2Non-aqueous dyeing is to following dyeing and finishing industry band Dawn newly is carried out.The excellent features such as the technology is pollution-free since it is with high efficiency, and dyeing time is short, by favor.It should Technology uses supercritical CO2As dyeing medium, in CO2Being heated temperature is more than 31 DEG C, when pressure is more than 7.3MPa, this time-varying At a kind of state-above-critical state of non-non- liquid of gas.Then, it is suppressed by circulating pump continuous between dyestuff tank and dyeing pot Circulation, CO2The dyestuff of dissolution is sent to the hole of fiber, contaminates dyestuff evenly and rapidly above fabric.Whole process is not required to The process clean, dried.At present many countries all the development of effort it is this with energy-saving and emission-reduction, it is widely applicable novel green Color equipment for dyeing and finishing, it is intended to industrialization is pushed it against, it is practical.
However, supercritical CO2Waterless staining technique has been achieved with interim progress as a kind of novel staining technique, right The comprehensive discovery research of its process conditions, dyeing mechanism and dyeing installation have been relatively mature.But how by this technology from Scale is gradually pushed in laboratory to, mass production is had got long long way to go.Traditional yarn dyeing column is utilized on stainless steel The aperture that diameter is about 0.5cm is drilled out, the supercritical CO of dyestuff is carried2Fluid enters yarn interior by aperture and is dyed. But supercritical CO after dyeing2Fluid is dissolved in supercritical CO when being depressured separation2Oligomer, dyestuff in fluid is due to solubility Reduction, gradually be precipitated become solid, be sticked to the cylinder yarn inner wall contaminated, cause to cause the contamination of the yarn internal layer in cylinder yarn The color of internal layer yarn is obviously deeper than the color of outside yarn, causes dyeing uneven.
In view of the deficiencies of the prior art, how yarn dyeing column is improved, the supercritical CO after avoiding dyeing2Fluid is dropping The oligomer and dyestuff being precipitated when pressure separation are sticked to cylinder yarn inner wall and cause to stain to internal layer yarn, cause dyeing uneven, are A technical problem to be solved urgently.
Summary of the invention
The utility model is in order to solve the above problem and insufficient, provides a kind of supercritical dyeing dyeing caldron and dyeing installation, It can be avoided supercritical CO after dyeing2The fluid oligomer that is precipitated and dyestuff when being depressured separation are sticked to cylinder yarn inner wall and internal Layer yarn causes to stain, causes to dye non-uniform technical problem, even dyeing is realized, suitable for the super of batch polyester cheese line Critical CO2Non-aqueous dyeing.
Technical solution provided by the utility model is a kind of supercritical dyeing dyeing caldron, including hollow dyeing autoclave body, institute The bottom for stating dyeing autoclave body is equipped with air inlet, and the side wall of the dyeing autoclave body is equipped with gas outlet, and the inside of the dyeing autoclave body is set There is yarn dyeing column, is equipped with first through hole in the yarn dyeing column, the first through hole is connected to the air inlet, and the yarn dyeing column is by more A sub- yarn dyeing column concatenates, and the material of the sub- yarn dyeing column is sintering metal porous filter material.
Further, the wall thickness of the sub- yarn dyeing column is 0.5cm, and the time of filtration of the sub- yarn dyeing column is 10-80 μm.
Further, one end of the sub- yarn dyeing column is equipped with external screw thread, and the other end of the sub- yarn dyeing column is equipped with internal screw thread, Sub- yarn dyeing column described in each adjacent two is spirally connected by the external screw thread and the internal screw thread.
Further, the bottom face of the inside of the dyeing autoclave body is equipped with chassis, and the chassis is equipped with the second through-hole, The yarn dyeing column is connect with the chassis, and the air inlet, second through-hole and the first through hole are sequentially communicated.
Further, the chassis is spirally connected with the sub- yarn dyeing column.
Further, the top of the yarn dyeing column is removably equipped with sealing cover.
Further, the periphery of the yarn dyeing column is arranged with cylinder yarn, and the bottom end of the cylinder yarn and the chassis are tightly connected, The top of the cylinder yarn is connect with the seal cap sealing.
Further, teflin ring is equipped between the bottom end of the cylinder yarn and the chassis.
The utility model also proposes a kind of supercritical dyeing equipment, including described in dyestuff kettle, dyeing caldron, recycling kettle and connection Dyestuff kettle, dyeing caldron, the dye cycle system for recycling kettle, the dyeing caldron are supercritical dyeing dyeing caldron as described above.
Compared with prior art, the advantages and positive effects of the utility model are as follows:
1. the material of yarn dyeing column uses sintering metal porous filter material in pioneering release in this field, porous gold is made full use of A large amount of holes inside belonging to flow to cylinder yarn to yarn from the hole on yarn dyeing column side wall with the supercritical fluid of dyestuff in guarantee While dyeing, and the supercritical fluid after dyeing can be precipitated when being depressured and separating oligomer and dyestuff carried out Filter avoids it from being sticked to cylinder yarn inner wall and cause to stain to internal layer yarn, cause dyeing uneven, even dyeing is realized, convenient for washing Synthetic fibre cone yarn supercritical CO2The batch production of non-aqueous dyeing.
2. yarn dyeing column is set as the structure as made of multiple sub- yarn dyeing column concatenations, yarn dyeing column is made to be suitable for different length Cylinder yarn improves the applicability of product.
3. using simple spiro connection structure between sub- yarn dyeing column, structure is simple, is easily installed and dismantles.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram (being not charged with cylinder yarn) of the utility model embodiment supercritical dyeing dyeing caldron；
Fig. 2 is the structural schematic diagram of the utility model embodiment supercritical dyeing dyeing caldron (cylinder yarn is housed).
Wherein, 100- dyes autoclave body, 110- air inlet, the gas outlet 120-, 200- yarn dyeing column, the sub- yarn dyeing column of 210-, 220- First through hole, the chassis 300-, the second through-hole of 310-, 400- cylinder yarn, 500- sealing cover.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.
The utility model discloses a kind of dyeing caldron for supercritical dyeing system, is especially suitable for batch terylene bobbin The supercritical CO of yarn2Non-aqueous dyeing system.The structural schematic diagram of supercritical dyeing dyeing caldron as shown in figure 1, Including hollow dyeing autoclave body 100, dyeing autoclave body 100 is specially cylindrical autoclave body, and the bottom of dyeing autoclave body 100 is equipped with for flowing Enter supercritical CO2The side wall of the air inlet 110 of fluid, dyeing autoclave body 100 is equipped with for flowing out supercritical CO2The outlet of fluid Mouth 120.The inside for dyeing autoclave body 100 is equipped with yarn dyeing column 200, is equipped with first through hole 220 in yarn dyeing column 200, first through hole 220 with Air inlet 110 is connected to.Yarn dyeing column 200 is concatenated by multiple sub- yarn dyeing columns 210, can be suitable for the cylinder yarn of different length 400, improve the applicability of product.The material of sub- yarn dyeing column 210 is sintering metal porous filter material.
Carry the supercritical CO of dyestuff2Fluid enters first through hole 220 from air inlet 110, in the condition that technique requires Under, oligomer and dyestuff are dissolved in supercritical CO all in single molecule level2Fluid, supercritical CO2Fluid is again from first through hole 220 It is flowed out by the side wall of yarn dyeing column 200, to dye to the cylinder yarn 400 for being set in the periphery of yarn dyeing column 200, super after dyeing faces Boundary CO2Fluid flows out to recyclable device from gas outlet 120 and carries out recycling filtering, is convenient for dyeing cycle next time.This is practical It is novel to use sintering metal porous filter material in pioneering release in this field, a large amount of holes inside porous metals are made full use of, Guaranteeing the supercritical CO with dyestuff2Fluid flow to cylinder yarn 400 from the hole on 200 side wall of yarn dyeing column and dyes to yarn While, and can be to the supercritical CO after dyeing2The oligomer and dyestuff that fluid is precipitated when being depressured and separating are filtered, and are kept away Exempt from it to be sticked to 400 inner wall of cylinder yarn and internal layer yarn is caused to stain, causes dyeing uneven, realize even dyeing, is convenient for terylene Cone yarn supercritical CO2The batch production of non-aqueous dyeing.
It is verified by test of many times, the wall thickness of sub- yarn dyeing column 210 is 0.5cm, and the time of filtration of sub- yarn dyeing column 210 is 10- At 80 μm, the filter effect of sub- yarn dyeing column 210 reaches most preferably, and even dyeing effect is best.Wherein, the filtering of sub- yarn dyeing column 210 Gap refers to the time of filtration of the sintered metal filtration material for making sub- yarn dyeing column.
Simple screw connection structure is used between the sub- yarn dyeing column 210 of adjacent two, is easily installed and is dismantled.Specifically , one end of sub- yarn dyeing column 210 is equipped with external screw thread, and the other end of sub- yarn dyeing column 210 is equipped with internal screw thread, per two adjacent son dyes Yarn column 210 is spirally connected by external screw thread and internal screw thread, and realization is fastenedly connected.
Bottom face for the ease of the connection between yarn dyeing column 200 and dyeing autoclave body 100, in the inside of dyeing autoclave body 100 It is equipped with chassis 300, chassis 300 is equipped with the second through-hole 310, and yarn dyeing column 200 is connect with chassis 300.When yarn dyeing column 200 is fixed After on to chassis 300, air inlet 110, the second through-hole 310 and first through hole 220 are sequentially communicated.
Between yarn dyeing column 200 and chassis 300 also use screw connection structure, chassis be equipped with internal screw thread, the internal screw thread with External screw thread cooperation close to the sub- yarn dyeing column on chassis is spirally connected.
In order to make the supercritical CO flowed into first through hole 2202Fluid can flow out external from the side wall of yarn dyeing column 200 The cylinder yarn 400 enclosed is dyed, and is improved dyeing effect, is removably equipped with sealing cover 500 on the top of yarn dyeing column 200, thus Avoid supercritical CO2Fluid is flowed out from the top of yarn dyeing column 400.
When being dyed, cylinder yarn 400 is set in the periphery of yarn dyeing column 200, referring to Fig. 2, the bottom end and bottom of cylinder yarn 400 Disk 300 is tightly connected, and the top of cylinder yarn 400 and sealing cover 500 are tightly connected, so that is flowed out from the side wall of yarn dyeing column 200 is super Critical CO2Fluid can fully dye cylinder yarn 400, improve dyeing effect.Preferably, the bottom end and bottom of cylinder yarn 400 Teflin ring is used between disk 300.
In practical application, the sealing grade between 200 top of yarn dyeing column and sealing cover 500 can require it is lower, The gap for even allowing to occur small between 200 top of yarn dyeing column and sealing cover 500, still, 400 top of cylinder yarn and sealing cover Sealing between sealing and 400 bottom end of cylinder yarn and chassis 300 between 500 needs strictly, reduces to the greatest extent super Critical CO2Fluid leaks.
The present embodiment chooses appropriate number of sub- yarn dyeing column 210 and carries out spiral shell in application, according to the length dimension of cylinder yarn 400 It connects, formation is suitable for the yarn dyeing column 200 of cylinder yarn to be dyed；By the son dye in the installation to chassis 300 of yarn dyeing column 200, positioned at lower part The connection of the bottom end and chassis of yarn column；It is put into cylinder yarn 400, the bottom end and chassis 300 of cylinder yarn 400 are tightly connected；It finally installs close Capping 500, connect sealing cover 500 and the end sealing of cylinder yarn 400.So far, the dyeing preparation of dyeing caldron finishes, and waits Carry the supercritical CO of dyestuff2Fluid is flowed into dyeing caldron from air inlet 110 and is dyed to cylinder yarn 400.
A kind of supercritical dyeing equipment is also disclosed in the utility model comprising overcritical disclosed in dyestuff kettle, the present embodiment Dyeing dyeing caldron, recycling kettle and the dye cycle system for being connected to dyestuff kettle, dyeing caldron, recycling kettle.The supercritical dyeing equipment Staining procedure it is as follows:
(1) dyestuff required for dyeing is added in dyestuff kettle；
(2) cylinder yarn 400 is installed to dyeing caldron, and is set in the periphery of yarn dyeing column 200；
(3) force (forcing) pump is opened, suitable CO is squeezed into dyestuff kettle2, when the temperature in dyestuff kettle reaches technique with pressure When pre-set parameter, circulating pump is opened, dyestuff gradually dissolves at this time, and with supercritical CO2Fluid, which enters in dyeing caldron, to be opened Beginning coloring, diffusion process, and continue for some time；
(4) purge valve, supercritical CO are opened2Fluid enters recycling kettle and carries out recycling filtering；
(5) dyeing caldron is opened, cylinder yarn 400 is taken out.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc. With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution The spirit and scope of scheme.

Claims (9)

1. the bottom of a kind of supercritical dyeing dyeing caldron, including hollow dyeing autoclave body, the dyeing autoclave body is equipped with air inlet, institute The side wall for stating dyeing autoclave body is equipped with gas outlet, and the inside of the dyeing autoclave body is equipped with yarn dyeing column, is equipped with first in the yarn dyeing column Through-hole, the first through hole are connected to the air inlet, which is characterized in that the yarn dyeing column by multiple sub- yarn dyeing columns concatenations and At the material of the sub- yarn dyeing column is sintering metal porous filter material.
2. supercritical dyeing dyeing caldron according to claim 1, which is characterized in that the wall thickness of the sub- yarn dyeing column is 0.5cm, the time of filtration of the sub- yarn dyeing column are 10-80 μm.
3. supercritical dyeing dyeing caldron according to claim 1 or 2, which is characterized in that one end of the sub- yarn dyeing column Equipped with external screw thread, the other end of the sub- yarn dyeing column is equipped with internal screw thread, and sub- yarn dyeing column described in each adjacent two passes through the outer spiral shell Line and the internal screw thread are spirally connected.
4. supercritical dyeing dyeing caldron according to claim 3, which is characterized in that the bottom of the inside of the dyeing autoclave body End face is equipped with chassis, and the chassis is equipped with the second through-hole, and the yarn dyeing column is connect with the chassis, the air inlet, institute It states the second through-hole and the first through hole is sequentially communicated.
5. supercritical dyeing dyeing caldron according to claim 4, which is characterized in that the chassis and the sub- yarn dyeing column It is spirally connected.
6. supercritical dyeing dyeing caldron according to claim 5, which is characterized in that the top of the yarn dyeing column is detachable Ground is equipped with sealing cover.
7. supercritical dyeing dyeing caldron according to claim 6, which is characterized in that the periphery of the yarn dyeing column is arranged with Cylinder yarn, the bottom end of the cylinder yarn and the chassis are tightly connected, and the top of the cylinder yarn is connect with the seal cap sealing.
8. supercritical dyeing dyeing caldron according to claim 7, which is characterized in that the bottom end of the cylinder yarn and the bottom Teflin ring is equipped between disk.
9. a kind of supercritical dyeing equipment, including dyestuff kettle, dyeing caldron, recycling kettle and the connection dyestuff kettle, dyeing caldron, recycling The dye cycle system of kettle, which is characterized in that the dyeing caldron is supercritical dyeing of any of claims 1-8 use Dyeing caldron.
CN201821111778.XU 2018-07-13 2018-07-13 A kind of supercritical dyeing dyeing caldron and dyeing installation Active CN208517663U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821111778.XU CN208517663U (en) 2018-07-13 2018-07-13 A kind of supercritical dyeing dyeing caldron and dyeing installation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821111778.XU CN208517663U (en) 2018-07-13 2018-07-13 A kind of supercritical dyeing dyeing caldron and dyeing installation

Publications (1)

Publication Number Publication Date
CN208517663U true CN208517663U (en) 2019-02-19

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Country Status (1)

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