CN204687153U - Terylene waste reclaiming obtains the apparatus system of the primary material of polyester - Google Patents
Terylene waste reclaiming obtains the apparatus system of the primary material of polyester Download PDFInfo
- Publication number
- CN204687153U CN204687153U CN201520325171.1U CN201520325171U CN204687153U CN 204687153 U CN204687153 U CN 204687153U CN 201520325171 U CN201520325171 U CN 201520325171U CN 204687153 U CN204687153 U CN 204687153U
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- China
- Prior art keywords
- polyester
- microwave
- terylene waste
- mixing bunker
- purifying equipment
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The utility model discloses the apparatus system that a kind of terylene waste reclaiming obtains the primary material of polyester, comprise and cushion mixing bunker, refiner along the feeder connect, fibre cutting machine, group's ball buffering mixing bunker, microwave purifying equipment, fine grinding successively along mass transport direction, also comprise the vacuum-control(led) system with described microwave purifying equipment connection.The utility model has the advantages that system architecture is clear, terylene waste adopt microwave purifying degraded to carry out method that recycling obtains can be used as the BHET polymer powder of the primary material of polyester is provided to the process units system of realization, revolutionize original take-back model obtaining bubble powder, realize terylene waste closed loop cycle to reclaim, method environmental protection, economy be high, economize on resources.
Description
Technical field
The utility model relates to a kind of apparatus system of terylene waste recycling.
Background technology
Terylene waste is the industrial leftover pieces produced in polyester experimental branch line, and be the waste material certainly led to, its generation accounts for 1 ~ 2% of PET industry total output.
Terylene wastes a large amount of is at present transported to the enterprise of some workshop classes.First use the finish on water and washing agent process waste silk surface, clean the running water that one ton of terylene waste needs use 5 ~ 10 tons.Then by the terylene waste centrifugal dehydration after cleaning, put into foam material machine and carry out friction granulation, make friction material (being commonly called as foam material).Foam material machine is generally used for plastics chemical fibre (PP/PE plastic sheeting, PET polyester waste silks, PET polyester film, terylene, polypropylene fibre) and reclaims rear granulation, and the foam material of production is used for waste spinning short fiber, uses as low-grade products such as filler classes.
Foam material machine utilizes frictional heat principle, can directly carry out fragmentation granulating to terylene waste, is a kind of plastics Aided Machine terylene waste being made friction material.Foam material machine take threephase asynchronous machine as power, pass through Belt Drive, the moving knife on fastening movable knife disc and the stationary knife be fastened on pot body is made to form rotational shear, can carry out repeatedly broken to the thermoplastic film putting into pot body, simultaneously due to rotor dish High Rotation Speed, make the plastic sheet be broken form turbulent state under the influence of centrifugal force, recycling storeroom and the frictional heat that produces between material and pot body wall make material slightly plastify, and then add water acute cold thus make material cold granulating.
Mainly there is following problem and defect in the application that traditional foam material technique is current:
1, terylene waste cleaning, produces large amount of sewage, can cause serious secondary pollution.
In the process of spinning, PET fiber surface will go up a certain amount of finish, to complete spinning technique smoothly.So need the finish with water and washing agent process waste silk surface, clean the running water that one ton of waste silk needs use 5 ~ 10 tons, water consumption is very large.
2, the B value of foam material product is high, its colour changed into yellow, poor quality.
Foam material machine knife dish and terylene waste frictional heat, about temperature will reach melting point polyester, expose simultaneously and must turn to be yellow with oxygen generation oxidation reaction in atmosphere.
3, degraded is serious, and the viscosity index of foam material declines a lot.
Storeroom and the frictional heat produced between material and pot body wall make material slightly plastify, and then add water acute cold thus make material cold granulating, polyester and water serious water at high temperature can occur and degrades.
4, foam material is low value-added.
Foam material, only for waste spinning short fiber, uses as low-grade products such as filler classes.
In the process of terylene waste process, obtain the direction that PET new raw material intermediate monomer is recycled polyester technological development, can be completely achieved terylene waste closed loop cycle and reclaim, key wherein how to obtain BHET polymer.
Utility model content
Utility model object: for the problems referred to above, the purpose of this utility model is to provide a kind of terylene waste reclaiming and obtains the apparatus system can producing the primary material BHET polymer powder of polyester, realize completely terylene waste closed loop cycle reclaim, and economy, energy-saving and environmental protection.
Technical scheme: a kind of terylene waste reclaiming obtains the apparatus system of the primary material of polyester, comprise and cushion mixing bunker, refiner along the feeder connect, fibre cutting machine, group's ball buffering mixing bunker, microwave purifying equipment, fine grinding successively along mass transport direction, also comprise the vacuum-control(led) system with described microwave purifying equipment connection.
Also successively along being connected to packing machine, swirl separator, deduster after described refiner.
Described fibre cutting machine and described ball cushion between mixing bunker, described microwave purifying equipment and described fine grinding cushion between mixing bunker, between described refiner and described packing machine and be connected to conveying fan.
Beneficial effect: compared with prior art, the utility model has the advantages that system architecture is clear, terylene waste adopt microwave purifying degraded to carry out method that recycling obtains can be used as the BHET polymer powder of the primary material of polyester is provided to the process units system of realization, revolutionize original take-back model obtaining bubble powder, realize terylene waste closed loop cycle to reclaim, method environmental protection, economy be high, economize on resources.
Accompanying drawing explanation
Fig. 1 is the utility model system structure of device connection diagram;
Fig. 2 is microwave purifying equipment sectional view;
Fig. 3 is microwave purifying equipment perspective view;
Fig. 4 is the partial enlarged view I in Fig. 2.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, illustrate the utility model further, these embodiments should be understood and be only not used in restriction scope of the present utility model for illustration of the utility model, after having read the utility model, the amendment of those skilled in the art to the various equivalent form of value of the present utility model has all fallen within the application's claims limited range.
Terylene waste reclaiming obtains a method for the primary material of polyester, specifically comprises the following steps:
Step one: by mixed and disorderly terylene waste cutting and grinding, the short fiber bobbles of diameter about 10mm made by group's ball, makes it have good mobility and transporting, for suitability for industrialized production provides service condition.
Step 2: under airtight microwave field environment, heating using microwave is carried out to short fiber bobbles.First adopt rotary microwave field, the moisture in fast eliminating terylene waste and finish, microwave running frequency is 915 ± 25MHZ, and rotary speed is 60 ~ 600RPM; Adopt pulse microwave field to make terylene waste that certain degradation reaction occur again, its intensity declines to a great extent, and microwave pulse power is 1Kw ~ 30Kw; These moisture and finish are extracted out by vacuum-control(led) system and are removed, vacuum 1000Pa.
Microwave field adopts multi-magnetron microwave chemical reactor to control it and runs, as the electric control system of microwave field.
Step 3: grind the short fiber bobbles after microwave treatment, obtains the BHET polymer powder of fine crushing.
For the process of terylene waste, obtain the direction that PET new raw material intermediate monomer is recycled polyester technological development, wherein key is the polymeric acquisition of BHET.The method adopts microwave to carry out deep impurity-removing purification and degraded to terylene waste, obtain to reborn altogether the method for the BHET polymer powder producing primary polyester with polyester raw material PTA, realize terylene waste closed loop cycle completely to reclaim, with the take-back model of original foam material technique in method, completely different on product, it is a kind of method of high level of cleanliness effluent purificn, it is a kind of state-of-the-art terylene waste recycling method, in polyester chemical fibre industry, there is irreplaceable status, be conducive to changing the highly energy-consuming of recycled polyester industry, the using energy source situation that low value-added this extensive style is workshop-based, drive recycled polyester industry transition and upgrade.
The method not only can be used for the reclaiming of polyester material, and also can be used to production high-purity polyester polymer, the raw material as production of polyester uses together with PTA, is widely used.
The key technology of the method and effect, mainly contain following several respects:
1, for the drawback that terylene waste heat transfer rate is slow, microwave is adopted to heat terylene waste, the moisture in terylene waste and finish can be evaporated rapidly, fast energy-saving, good purification, without the need to traditional massive laundering and use cleaning agent, can not produce a large amount of waste water being rich in surfactant, environmental protection, non-secondary pollution.
2, terylene waste belongs to the non-conductor of heat, the microwave field of intensive, High Rotation Speed, make heating more even, solving terylene waste cannot the technical barrier of uniform stirring, solves the insurmountable rapid high-efficiency heating problems of mode such as common electrical heating, deep fat heating and infrared heating.Utilize microwave to the radiation degradation ability of macromolecular compound, reduce rapidly the intensity of polyester fiber, for follow-up fine crushing provides indispensable condition.
3, heating using microwave terylene waste, the temperature of terylene waste inside can be controlled well, dielectric coefficient due to moisture and finish is far longer than the dielectric coefficient of polyester material, so microwave acts preferentially on the finish part on terylene waste surface, moisture and finish in the process of evaporation from the Surface absorption of terylene waste a large amount of heats, avoid the phenomenon that thermal oxide crossed by polyester fiber.Under the high vacuum state of simultaneously 1000Pa, oxygen concentration reduces, and greatly reduces the probability of polyester material generation oxidative degradation, and reclaim its B value fundamental sum raw material of BHET polymer powder of obtaining unanimously, quality meets the standard of re-using.
4, the BHET polymer powder obtained is regenerated, as the raw material of polyester experimental branch line, alcoholysis completely can be carried out, obtains monomers B HET, obtain the polyester product of primary level again through normal polyester polycondensation reaction, make terylene waste obtain the recycling of high added value.
5, reclaiming the BHET polymer powder obtained is fiber dust, without the need to the process of the granule that rubs, do not add water acute cold operation, and in the process of meticulous powder process, temperature of charge controls at 80 ~ 90 degree, fundamentally solves in traditional granule equipment the problem that serious polyester water degradation reaction occurs.
6, the dewatering of terylene waste, oil removing, drying and degraded batch are completed, compared with traditional foam material technique energy-conservation more than 50%.
7, regenerate the BHET polymer powder obtained, still produce protofibre, saved a large amount of petroleum resources.For the China in maximum textile production base, the whole world, every year according to the Production rate of about 6,000 ten thousand tons, by the industrial leftover pieces of 1 ~ 2% of polyester chemical fibre industry total output, realize the important meaning being again recovered to primary material.
The realization of the method, need corresponding apparatus system, as shown in Figure 1, comprise and cushion mixing bunker 5, refiner 6, packing machine 7, swirl separator 8, deduster 9 along the feeder 1 connect, fibre cutting machine 2, group's ball buffering mixing bunker 3, microwave purifying equipment 4, fine grinding successively along mass transport direction, also comprise the vacuum-control(led) system 10 be connected with microwave purifying equipment 4.Fibre cutting machine 2 and group's ball cushions between mixing bunker 3, microwave purifying equipment 4 and refine the conveying fan 11 cushioning and to be connected between mixing bunker 5, between refiner 6 and packing machine 7 for convey materials.Metering screw 12 is connected with between fine grinding buffering mixing bunker 5 and refiner 6.
Feeder 1 adopts belt-type charging, terylene waste is delivered to fibre cutting machine 2, and terylene waste is cut pulverizing at this, makes short fiber bobbles, and feeder 1 regulates charging rate according to the running current of fibre cutting machine 2.Short fiber bobbles delivers to a ball buffering mixing bunker 3 through conveying fan, and then enter microwave purifying equipment 4 and carry out purification degraded, vacuum-control(led) system 10 pairs of microwave purifying equipment 4 extract moisture and finish.Short fiber bobbles after microwave treatment delivers to fine grinding buffering mixing bunker 5 by conveying fan, weighs, enters refiner 6 fine crushing, obtain BHET polymer powder through metering screw 12.BHET polymer powder is delivered to packing machine 7 by conveying fan again and is packed, and the dust in swirl separator 8, deduster 9 pairs of packing machines 7 carries out collection process.
Group's ball buffering mixing bunker 3 plays the effect reducing gas, buffering, thus reduces system pressure fluctuation, makes system even running, improves the load of device, make microwave purifying equipment 4 drop to operating pressure very soon, the operation that the equipment that ensure that is reliable and stable simultaneously.
Microwave purifying equipment 4 is set to two, alternate run.
The key of the method is the purification of microwave deep impurity-removing and degraded, and therefore microwave purifying equipment is the key equipment of the apparatus system realizing the method, to terylene waste complete drying, oil removing, degraded or alcoholysis etc. operation.
As shown in accompanying drawing 2,3, this microwave purifying equipment comprises reacting cylinder body 1-1, opens end cap, disc-grinding mechanism, microwave electric component 2-1 fast, reacting cylinder body offers some microwave laser hole 1-2, reacting cylinder body bottom offers material outlet 1-3, microwave electric component is arranged on microwave laser hole, microwave electric component sends microwave and heats the material in reacting cylinder body, quick unlatching end cap is arranged on reacting cylinder body open top, disc-grinding mechanism is arranged in the middle of the bottom outside reacting cylinder body, for the rapid discharging of material stirring.Whole microwave purifying equipment has certain sealing property and intensity, and to meet reaction, the operation requirements such as airtight, the vacuum of microwave purifying degraded, the installation therefore between parts connects and all adopts seal approach, and material adopts 304 stainless steels.Microwave purifying equipment also on there is vacuum outlet port, to extract moisture, the finish deviate from from terylene waste.
Microwave laser hole 1-2 in reacting cylinder body from top to bottom five rows be staggered, be evenly arranged, the distance of microwave source avoids 1/4 integral multiple of wavelength (0.915GHz), and adjacent microwave crevasse can quadrature arrangement, reduces microwave interference impact.Offer microwave laser hole and ensure relative positional accuracy, avoid producing negative microwave resonance.
Disc-grinding mechanism as shown in Figure 4, comprise discharging mill 3-1, rotating shaft 3-2, bearing 3-3, sheath body 3-4, motor 3-5, discharging mill is positioned at reacting cylinder body bottom, motor is positioned at outside reacting cylinder body, connected by rotating shaft between the two, rotating shaft by bearing be connected bottom reacting cylinder body and seal, sheath body is arranged on outside bearing, and forms vacuum chamber between bearing.3-6, vacuum chamber is communicated with reacting cylinder body, sheath body offers vacuum outlet port 3-7.
The rotation direction of disc-grinding mechanism is contrary with the direction of rotation of microwave field, make, between material and microwave, there is relative motion, produce the microwave field of High Rotation Speed, the mill of discharging is simultaneously set up microwave convolution antenna, increase microwave reflection in reacting cylinder body, make material thermally equivalent, solving solid terylene waste cannot the problem of uniform stirring.
Quick unlatching end cap comprises end socket 4-1, flange upper cover 4-2, flange lower cover 4-3, rotate clip 4-4, flange gate seat 4-5, microwave leakage-proof ring, viton seal ring, flange lower cover is welded on the open-topped upper edge of reacting cylinder body, flange gate seat is welded in reacting cylinder body, end socket, flange upper cover, rotate clip to weld together and pass through rotation clip and formed to rotate to open soon with flange gate seat and be connected, lock between flange upper cover and flange lower cover during closing lid, the upper surface of flange lower cover has twice annular groove, microwave leakage-proof ring and viton seal ring are placed therein respectively, seal between flange upper cover and flange lower cover, anti-high pressure and vacuum.Be filled with compressed air in the annular groove of placement viton seal ring, can sealing effectiveness be improved.End socket adopts cambered surface disk, and uniform stressed, can avoid stress concentration phenomenon preferably, air-tightness is also comparatively easily guaranteed.
This microwave purifying equipment is batch type operation.Terylene waste is added by reacting cylinder body open top, carries out the operations such as drying, oil removing, degraded or alcoholysis wherein.
Claims (4)
1. a terylene waste reclaiming obtains the apparatus system of the primary material of polyester, it is characterized in that: comprise and cushion mixing bunker, refiner along the feeder connect, fibre cutting machine, group's ball buffering mixing bunker, microwave purifying equipment, fine grinding successively along mass transport direction, also comprise the vacuum-control(led) system with described microwave purifying equipment connection.
2. apparatus system according to claim 1, is characterized in that: also successively along being connected to packing machine, swirl separator, deduster after described refiner.
3. apparatus system according to claim 1, is characterized in that: described fibre cutting machine and described ball cushion between mixing bunker, described microwave purifying equipment and described fine grinding cushion between mixing bunker and be connected to conveying fan.
4. apparatus system according to claim 2, is characterized in that: be connected with conveying fan between described refiner and described packing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520325171.1U CN204687153U (en) | 2015-05-19 | 2015-05-19 | Terylene waste reclaiming obtains the apparatus system of the primary material of polyester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520325171.1U CN204687153U (en) | 2015-05-19 | 2015-05-19 | Terylene waste reclaiming obtains the apparatus system of the primary material of polyester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204687153U true CN204687153U (en) | 2015-10-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520325171.1U Withdrawn - After Issue CN204687153U (en) | 2015-05-19 | 2015-05-19 | Terylene waste reclaiming obtains the apparatus system of the primary material of polyester |
Country Status (1)
| Country | Link |
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| CN (1) | CN204687153U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842473A (en) * | 2015-05-19 | 2015-08-19 | 镇江宝利玛环保设备有限公司 | Method for recycling waste terylene fibers to obtain polyester raw materials as well as device system and microwave purifying equipment |
| CN107415082A (en) * | 2017-07-10 | 2017-12-01 | 常德市佳沛新材料有限公司 | A kind of method for having the waste silk of light polyamide fibre 6 production regenrated slice |
| CN112251939A (en) * | 2020-10-23 | 2021-01-22 | 东台奥力芬化纤有限公司 | Similar interlaced yarn processing equipment for polypropylene fiber space-variant yarns and using method thereof |
-
2015
- 2015-05-19 CN CN201520325171.1U patent/CN204687153U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842473A (en) * | 2015-05-19 | 2015-08-19 | 镇江宝利玛环保设备有限公司 | Method for recycling waste terylene fibers to obtain polyester raw materials as well as device system and microwave purifying equipment |
| CN107415082A (en) * | 2017-07-10 | 2017-12-01 | 常德市佳沛新材料有限公司 | A kind of method for having the waste silk of light polyamide fibre 6 production regenrated slice |
| CN112251939A (en) * | 2020-10-23 | 2021-01-22 | 东台奥力芬化纤有限公司 | Similar interlaced yarn processing equipment for polypropylene fiber space-variant yarns and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151007 Effective date of abandoning: 20170412 |
|
| AV01 | Patent right actively abandoned |