CN209383892U - A kind of homogenization system of poly(p-phenylene terephthalamide) polymer - Google Patents
A kind of homogenization system of poly(p-phenylene terephthalamide) polymer Download PDFInfo
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- CN209383892U CN209383892U CN201822204444.3U CN201822204444U CN209383892U CN 209383892 U CN209383892 U CN 209383892U CN 201822204444 U CN201822204444 U CN 201822204444U CN 209383892 U CN209383892 U CN 209383892U
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Abstract
The utility model discloses a kind of homogenization systems of poly(p-phenylene terephthalamide) polymer, belong to staple fibre production equipment technology.In order to solve poly(p-phenylene terephthalamide) polymer in the prior art before entering spinning process, polymer viscosity deviation is big between different batches, the problems such as polymer molecular weight is unevenly distributed, pass through the setting of homogenization system and method, by the poly(p-phenylene terephthalamide) polymer masses of different batches through gravity, air-flow and effect of vibration, it mixes, guarantees the stability of subsequent spinning workshop section production technology and product quality；Meanwhile device it is simple, conveniently, it is practical.
Description
Technical field
The utility model relates to a kind of homogenization systems, especially, are related to a kind of poly(p-phenylene terephthalamide) polymer
Homogenization system, belong to staple fibre production equipment technology.
Background technique
Poly(p-phenylene terephthalamide) polymer (PPTA) is the new type resin synthesized using Low-temperature Solution Polycondensation reaction,
In nineteen sixty-five, PPTA/H is utilized by DuPont Corporation2SO4The liquid crystal behavior of solution with dry-jet wet spinning, and obtains high property
It can Fanglun 1414.Since it is with high-fire resistance, high-tensile, high-insulativity, resistant to chemical etching
Property, high-compressibility and high-flexural strength, and be heat-shrinked and croop property is stablized, by as special fibre and composite material,
The fields such as space flight, aviation, traffic, communication are applied, and shellproof finished product, civil engineering, composite material, transmission are specifically used for
Band, anti-cutting and rubbed sealing material etc..
The polymerization reaction for preparing poly(p-phenylene terephthalamide) is as follows:
Containing solvent, auxiliary agent and the HCl of generation in polymerization reaction polymer obtained, by with sodium hydroxide solution pair
Polymer is neutralized, washed and is dried, and the polymer of clean dry is finally obtained, wherein the moisture of polymer needs to control
Within 0.5%, other possible total impurities are no more than 50PPM.
Since poly(p-phenylene terephthalamide) polymer (PPTA) polymerization process is Fast exothermic, a fast reaction
Process can not still obtain molecular weight complete one even if carrying out using schemes such as mature two-step methods in the control of the degree of polymerization
Normal distribution is presented in the polymer of sample, molecular weight, wherein molecular weight distribution width is related to controlled level and equipment level.By
It is very big in influence of the molecular weight distribution situation to spinning, when especially difference occurs in molecular weight distribution between batch, spun to continuous
The influence of silk is very big, seriously affects the yield rate and product quality of spinning.Therefore, it before carrying out spinning, needs to polymer
It is mixed, makes polymer molecular weight distribution having the same in a biggish batch.
Currently, most powder homogenizing mixing device is all blow penetrating to powder with gas using gas fluidized bed,
And the mode of self-loopa is carried out, mix to powder, but there are the following problems: one, such device needs to establish additional gas
Body recycles compression set, so that air consumption is larger；And it is primarily adapted for use in the material fluidized using air, and it is uncomfortable
For needing material that is explosion-proof and being fluidized using inert gas；Two, due to being influenced by PPTA resin physical characteristic, resin
Partial size is concentrated mainly within the scope of 20~100 mesh, and particle surface is rough, real density is larger and bulk density is smaller, is used
Existing homogenizing mixing device, when gas flow homogenization, are not easy to stir toner, and are not easy to be uniformly mixed.
Summary of the invention
The utility model aims to solve the problem that poly(p-phenylene terephthalamide) polymer in the prior art is entering spinning work
Before sequence, the problems such as polymer viscosity deviation is big between different batches, and polymer molecular weight is unevenly distributed, and provide a kind of poly- to benzene two
The homogenization system of formyl p-phenylenediamine polymer.By the setting of homogenizer in the technical program, by poly- pair of different batches
Phenylene terepthalamide's polymer masses are mixed through gravity, airflow function, guarantee subsequent spinning workshop section production technology
With the stability of product quality；Meanwhile device it is simple, conveniently, it is practical.
In order to realize technical purpose, proposition the following technical solution:
A kind of homogenization system of poly(p-phenylene terephthalamide) polymer, including material pot, homogenizer and indifferent gas
Body tank, material pot also pass through tube sealing and inert gas by connecting at the top of material delivery pipe I and homogenizer at the top of homogenizer
Tank connection, homogenizer lower part are connect by gas source pipe I with inert gas tank, and homogenizer bottom is connected with blanking by discharge pipe
Mechanism, discharge pipe form gas circulation path by connecting at the top of gas circulating tube and homogenizer；Connect below cutting agency
There is threeway I, I one end of threeway is connect by gas source pipe II with inert gas tank, and the other end is connect with material delivery pipe II；Material is defeated
Pipe II is sent to be equipped with threeway II, II one end of threeway is connect with spinning box, and the other end passes through Matter Transfer pipe and homogenizer top
Connection, and form material circulation path；
The homogenizer includes feed bin and the homogenizing mechanism being arranged in feed bin, and feed bin lower part is equipped with homogenizing pipe, homogenizing
Below homogenizing mechanism, homogenizing pipe is connect with gas source pipe I for pipe setting, and is homogenized pipe and is equipped with multiple ventholes being evenly distributed；
The homogenizing mechanism includes homogenizing unit, and homogenizing unit includes bracket and the tabula net and flower that are arranged on bracket
Plate, bin wall are equipped with carrier base, and bracket is set in carrier base, and elastic element is equipped between bracket and carrier base, elasticity
Element is equipped with vibrator；Blanking vertical tube is arranged on card, card is mainly used for installing blanking vertical tube；Blanking vertical tube at least two
Root, blanking riser upper end are the import of inclined plane shape, and lower end is the outlet of flush state；
Filter is equipped at the top of the homogenizer, the dust in removing efflux gas protects environment and improves production sky
Between safety.
Further, the cutting agency is star-like blanking device, controls blanking revolving speed and flow.
Further, the homogenizing unit at least two is in layered arrangement in feed bin between homogenizing unit.
Further, the homogenizing manages at least two, is in U-typed, in feed bin uniformly, and is arranged in same level.
Further, it is 0.1~0.2cm that the homogenizing, which manages upper venthole aperture,.
Further, the feed bin is equipped with visor.
Further, the tabula screen distance is 6~8 mesh.
Further, the poly(p-phenylene terephthalamide) polymer masses are 20~100 mesh.
Further, the card is arranged on bracket by detachable mode.
Further, it is additionally provided with breather valve at the top of feed bin, guarantees the safety in homogenizer；On tube sealing and gas source pipe I
Equipped with ball valve, regulating valve and switch valve, gas source pipe II is equipped with ball valve, and discharge pipe is equipped with blanking gate valve.
On the basis of above-mentioned homogenization system, the homogenization process of poly(p-phenylene terephthalamide) polymer, including it is as follows
Step:
A. poly(p-phenylene terephthalamide) polymer masses to be homogenised are delivered to by feed bin by material delivery pipe I
It is interior；It is passed through inert gas into feed bin through tube sealing, gas seal protection is carried out to material；Vibrator is opened, to the object entered in feed bin
Material is stirred, and is prevented material from building bridge in tabula net or blanking vertical tube etc. and is blocked, and can not normally be fallen；
It is described conveying material process, be passed through gas seal protection inert gas process and open vibrator process be simultaneously into
Row；
B. under the conditions of pressure is 10~100KPa, gravity, air-flow and effect of vibration are carried out to material in feed bin, to material
When not crossing the import of blanking vertical tube inclined plane shape, material is transferred to feed bin lower part by the inclined plane shape import of blanking vertical tube；Meanwhile
Inert gas is passed through to feed bin by the venthole being passed through on inert gas, then homogenized pipe through gas source pipe I into homogenizing pipe,
Material inside feed bin blow it is loose, stir, assist the homogenizing to material；
C. the material after step B homogenizing is delivered in cutting agency by discharge pipe, subsequently into threeway I, together
When, inert gas is delivered in threeway I through gas source pipe II, material has been homogenized and has converged with inert gas, the indifferent gas through flowing
Body provides power, then will be homogenized material by material delivery pipe II and be delivered to threeway II；
D. at threeway II, it is sampled detection, meets homogenizing standard, then will be homogenized material and be delivered to spinning box；No
Meet homogenizing standard, then Matter Transfer is carried out by Matter Transfer pipe.
Further, in step, the poly(p-phenylene terephthalamide) polymer masses enter the feeding flow of feed bin
Speed is 500~2000kg/h.
Further, in step, in the tube sealing inert gas enter feed bin admission pressure be 0.05~
0.1MPa。
Further, in step, the vibrator vibration frequency is 20~50HZ.
Further, in stepb, it is described homogenizing manage in inert gas enter feed bin admission pressure be 0.6~
0.8MPa。
Further, in step C, inert gas enters the admission pressure of material delivery pipe II and is in the gas source pipe II
0.3~0.6MPa.
Further, in step C, blanking flow velocity and the material of the cutting agency enter the feed flow rate phase of feed bin
It is 500~2000kg/h Deng, blanking flow velocity.
Further, in step D, the material enters the conveying flow velocity of spinning box, material in Matter Transfer pipe
Conveying flow velocity is equal with the blanking flow velocity of cutting agency, and the conveying flow velocity that material enters spinning box is 500~2000kg/h, object
Expect that the conveying flow velocity in Matter Transfer pipe is 500~2000kg/h.
Further, in homogenization process, gas is carried out to the inert gas in feed bin through discharge pipe and gas circulating tube
Circulation.Due to all there is gas inside feed bin and in pipeline, the setting through gas circulation path prevents accumulated gases, and causes
Material cannot the free-falling out of feed bin.
Using the technical program, bring advantageous effects are as follows:
1) by the setting of homogenizer in the utility model, the poly(p-phenylene terephthalamide) of different batches is polymerize
Object material is mixed through gravity, airflow function, guarantees the stability of subsequent spinning workshop section production technology and product quality；
Meanwhile device it is simple, conveniently, it is practical；
2) indexs such as generated poly(p-phenylene terephthalamide) polymer viscosity, partial size have differences in polymerization process
And distribution is different, affects greatly to spinning stable processing technique and fibre property etc., using this homogenization system, and
In conjunction with this homogenization process, the polymer homogeneity after guaranteeing blended homogenizing is good, and forms batch with identical normal distribution
Secondary product, is conducive to spinning；
3) in the present invention, using blanking vertical tube, by gravity, by the material turning of different layers, mixing, both
It is simple and convenient, and can energy saving (such as: inert gas saves 180m3/t, 3 degree/t of electric energy saving)；Under the drive of vibrator,
Tabula net can generate more loosening effects to material, be conducive to the mixing of material, and bracket end elastic elements, energy
Shaking is generated, situations such as avoiding formation charge bridge in blanking vertical tube and block；
It 4), can be by the material after gravity mixing in the present invention, if the material after homogenizing does not meet homogenizing standard
Again by material self-circulation mode, different layers material in feed bin is uniformly mixed by the homogenizing to move in circles；
5) in the present invention, pass through the setting of gas source pipe I and homogenizing pipe, auxiliary homogenizing gas source, to close in feed bin
The material of inner wall, which turn over, to be blown, flows, so that the material near bin wall is blown, is made it into homogenizing region, is improved material
The mixed uniformity；
6) in the present invention, homogenizer is equipped with filter, avoids hypertonia in feed bin, and in time will be in feed bin
Excessive gas discharge, the gas of discharge will not have dust after filtering, both can direct outlet, gas can also be recycled
It is utilized, save the cost, and protects environment and improve the safety of production space；
7) in the homogenization system of the utility model, the setting of breather valve, ball valve, regulating valve, blanking gate valve etc. guarantees
Homogenizing process is gone on smoothly, and improves the controllability and stability of homogenizing process, and then also guarantees each component in homogenizer
Safety.
8) in the homogenization process of the utility model, feed rate, induction air flow ratio, pressure of silo, admission pressure and vibration
The setting of the control conditions such as frequency not only effectively improves homogenization efficiency and quality, but also is adapted with this homogenization system, can more expire
Sufficient actual demand.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the top view of the utility model；
Fig. 3 is part (L) enlarged structure schematic diagram in Fig. 1；
Fig. 4 is card structural schematic diagram in the utility model；
Fig. 5 is blanking vertical tube distribution map in the utility model；
In figure, 1, material pot, 2, homogenizer, 201, feed bin, 202, homogenizing mechanism, 203, homogenizing pipe, 204, venthole,
3, inert gas tank, 4, material delivery pipe I, 5, tube sealing, 6, gas source pipe I, 7, discharge pipe, 8, cutting agency, 9, gas circulating tube,
10, threeway I, 11, gas source pipe II, 12, material delivery pipe II, 14, threeway II, 15, Matter Transfer pipe, 16, homogenizing unit,
1601, bracket, 1602, tabula net, 1603, card, 1604, carrier base, 1605, elastic element, 1606, vibrator, 1607, under
Expect vertical tube, 17, filter, 18, visor, 19, breather valve, 20, ball valve, 21, regulating valve, 22, switch valve, 23, blanking gate valve.
Specific embodiment
Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment be only the utility model a part of the embodiment, instead of all the embodiments.Based on the reality in the utility model
Example is applied, all other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the range of the utility model protection.
Embodiment 1
A kind of homogenization system of poly(p-phenylene terephthalamide) polymer, including material pot 1, homogenizer 2 and inertia
Gas tank 3, material pot 1 by being connected at the top of material delivery pipe I 4 and homogenizer 2,2 top of homogenizer also by tube sealing 5 and
Inert gas tank 3 connects, and 2 lower part of homogenizer is connect by gas source pipe I 6 with inert gas tank 3, and 2 bottom of homogenizer passes through
Discharge pipe 7 is connected with cutting agency 8, and discharge pipe 7 forms gas circulation by connecting at the top of gas circulating tube 9 and homogenizer 2
Access；Threeway I 10 is connected with below cutting agency 8, I 10 one end of threeway is connect by gas source pipe II 11 with inert gas tank 3, another
End is connect with material delivery pipe II 12；Material delivery pipe II 12 is equipped with threeway II 14, and II 14 one end of threeway is connect with spinning box,
The other end forms material circulation path by connecting at the top of Matter Transfer pipe 15 and homogenizer 2；
The homogenizer 2 includes feed bin 201 and the homogenizing mechanism 202 being arranged in feed bin 201, and 201 lower part of feed bin is set
There is homogenizing pipe 203, below homogenizing mechanism 202, homogenizing pipe 203 is connect the setting of homogenizing pipe 203 with gas source pipe I 6, and is homogenized pipe
203 are equipped with multiple ventholes 204 being evenly distributed；
The homogenizing mechanism 202 includes homogenizing unit 16, and homogenizing unit 16 includes bracket 1601 and is arranged in bracket 1601
On tabula net 1602 and card 1603,201 wall of feed bin is equipped with carrier base 1604, and bracket 1601 is set in carrier base 1604
It is interior, and elastic element 1605 is equipped between bracket 1601 and carrier base 1604, elastic element 1605 is equipped with vibrator 1606；Flower
Blanking vertical tube 1607 is arranged on plate 1603, card 1603 is mainly used for installing blanking vertical tube 1607；Blanking vertical tube 1607 is at least
Two, 1607 upper end of blanking vertical tube is the import of inclined plane shape, and lower end is the outlet of flush state；
It is equipped with filter 17 at the top of the homogenizer 2, removes the dust in efflux gas, protection environment and raising production
The safety in space.
Embodiment 2
On the basis of embodiment 1, further,
The cutting agency 8 is star-like blanking device, controls blanking revolving speed and flow.
The homogenizing unit 16 is five, is distributed in feed bin 201 in five layers, and the blanking vertical tube in homogenizing unit 16
1607 project on same vertical plane, are in " S " type.
Embodiment 3
On the basis of embodiment 2, further,
The homogenizing pipe 203 is four, is in U-typed, in feed bin 201 uniformly, and is arranged in same level.
204 aperture of venthole is 0.1cm on the homogenizing pipe 203.
Embodiment 4
On the basis of embodiment 3, the present embodiment difference is:
The homogenizing pipe 203 is two, is in U-typed, in feed bin 201 uniformly, and is arranged in same level.
204 aperture of venthole is 0.2cm on the homogenizing pipe 203.
Embodiment 5
On the basis of embodiment 3-4, further,
The feed bin 201 is equipped with visor 18.
1602 aperture of tabula net is 8 mesh.
The card 1603 is arranged on bracket 1601 by detachable mode.
Embodiment 6
On the basis of embodiment 5, the present embodiment difference is:
1602 aperture of tabula net is 6 mesh.
It is additionally provided with breather valve 19 at the top of feed bin 201, guarantees the safety in homogenizer 2；It is all provided on tube sealing 5 and gas source pipe I 6
There are ball valve 20, regulating valve 21 and switch valve 22, gas source pipe II 11 is equipped with ball valve 20, and discharge pipe 7 is equipped with blanking gate valve 23.
Embodiment 7
On the basis of embodiment 6, further,
A kind of homogenization process of poly(p-phenylene terephthalamide) polymer, includes the following steps:
A. poly(p-phenylene terephthalamide) polymer masses to be homogenised are delivered to by feed bin by material delivery pipe I 4
In 201；It is passed through inert gas into feed bin 201 through tube sealing 5, gas seal protection is carried out to material；Vibrator 1606 is opened, to entrance
Material in feed bin 201 is stirred, and is prevented material from building bridge in tabula net 1602 or blanking vertical tube 1607 etc. and is blocked, and can not
It is normal to fall；
The conveying material process is passed through the inert gas process of gas seal protection and opens 1606 process of vibrator as simultaneously
It carries out；
B. under the conditions of pressure is 100KPa, gravity, air-flow and effect of vibration are carried out to material in feed bin 201, to material
When not crossing the import of 1607 inclined plane shape of blanking vertical tube, material is transferred to feed bin by the inclined plane shape import of blanking vertical tube 1607
201 lower parts；Meanwhile the venthole 204 being passed through on inert gas, then homogenized pipe 203 through gas source pipe I 6 into homogenizing pipe 203 will
Inert gas is passed through to feed bin 201, the material inside feed bin 201 blow it is loose, stir, assist the homogenizing to material；
C. the material after step B homogenizing is delivered in cutting agency 8 by discharge pipe 7, subsequently into threeway I 10
It is interior, meanwhile, inert gas is delivered in threeway I 10 through gas source pipe II 11, material has been homogenized and has converged with inert gas, through flowing
Inert gas power is provided, then will be homogenized material by material delivery pipe II 12 and be delivered to threeway II 14；
D. at threeway II 14, it is sampled detection, meets homogenizing standard, then will be homogenized material and be delivered to spinning box；
Homogenizing standard is not met, then Matter Transfer is carried out by Matter Transfer pipe 15.
In step, the feed flow rate that the poly(p-phenylene terephthalamide) polymer masses enter feed bin 201 is
1000kg/h。
In step, the admission pressure that inert gas enters feed bin 201 in the tube sealing 5 is 0.08MPa.
In step, 1606 vibration frequency of vibrator is 25HZ.
In stepb, it is 0.7MPa that inert gas, which enters the admission pressure of feed bin 201, in the homogenizing pipe 203.
In step C, inert gas enters the admission pressure of material delivery pipe II 12 and is in the gas source pipe II 11
0.45MPa。
In step C, the blanking flow velocity of the cutting agency 8 is equal with the feed flow rate that material enters feed bin 201, blanking
Flow velocity is 1000kg/h.
In step D, the material enters the conveying flow velocity of the conveying flow velocity, material of spinning box in Matter Transfer pipe 15
Equal with the blanking flow velocity of cutting agency 8, the conveying flow velocity that material enters spinning box is 1000kg/h, and material is in Matter Transfer
Conveying flow velocity in pipe 15 is 1000kg/h.
In homogenization process, gas circulation is carried out to the inert gas in feed bin 201 through discharge pipe 7 and gas circulating tube 9.
Due to all there is gas in 201 inside of feed bin and pipeline, the setting through gas circulation path prevents accumulated gases, and leads to object
Material cannot the free-falling out of feed bin 201.
Embodiment 8
On the basis of embodiment 1, the present embodiment difference is:
On the one hand involved filter 17 removes the dust in efflux gas, protection environment and the safety for improving production space
Property；On the other hand the dust in efflux gas can also be stopped, then fallen in feed bin 201, reduce the loss of material.
Embodiment 9
On the basis of embodiment 1, the present embodiment refers to poly(p-phenylene terephthalamide) (PPTA) polymer using dry
It squirts spinning progress spinning production and polymer is delivered to by material using DN50 material delivery pipe I 4 after the completion of polymer production
In storehouse 201, meanwhile, inert gas is passed through into feed bin 201 through DN10 tube sealing 5 (tube sealing 5 is equipped with pressure reducing valve).To through drying machine
It after polymer after drying enters feed bin 201, is observed by visor 18, material position there was not 1607 inclined-plane of blanking vertical tube in feed bin 201
When shape import, using present apparatus blended homogenizing.In homogenization process, inertia is passed through into homogenizing pipe 203 through DN50 gas source pipe I 6
Gas, inert gas are passed through inert gas into feed bin 201 through venthole 204, stir to the material in feed bin 201.
This homogenizer 2 specifically: three layers of bracket 1601 are set in feed bin 201, and every layer of bracket 1601 is spaced 2 meters, and every
Layer bracket 1601 is made of three steel pipes, and metal mesh is covered on every layer of bracket 1601, and metal mesh aperture is 8 mesh；
Card 1603 is designed on every layer of bracket 1601, card 1603 forms one directly in the projection of 201 horizontal plane of feed bin
The circle that diameter is 2 meters；Blanking vertical tube 1607 uses five steel pipes for one group of mounting means, is set on card 1603, and under
Expect that 1607 length of vertical tube is respectively 150 centimetres, 185 centimetres, 215 centimetres, 245 centimetres and 275 centimetres, i.e., blanking vertical tube 1607 is long
Degree changes in gradient, 30 centimetres is divided between length, and the bottom end of blanking vertical tube 1607 is all on a horizontal plane；
It is three that pipe 203 is homogenized inside feed bin 201, and homogenizing 203 caliber of pipe is DN25, is homogenized on pipe 203 between venthole 204
Away from 3 centimetres, aperture is 0.1 centimetre.
Homogenizing circulation pattern is opened to feed bin 201, through DN50 gas source pipe II 11 to being passed through inert gas (gas at threeway I 10
Source capsule II 11 is equipped with pressure reducing valve), inert gas is mixed with material, then through in II 12 pairs of feed bins 201 of DN50 material delivery pipe
Material carries out iterative cycles, and maintains a period of time, until matter homogenizing meets homogenizing standard.
Firstly, being sampled to the material before progress blended homogenizing, and take the sample of five different layers；
Then, the material after progress blended homogenizing is sampled, the respective layer phase of the layer and non-blended homogenizing of sampling
Together；
Finally, laboratory carries out the test of inherent viscosity with ten samples, test result is as follows shown in table 1 for analysis, and
Out: the material being homogenized is all satisfied requirement (difference≤0.3 of viscosity maxima and minimum value), and can reduce poly- paraphenylene terephthalamide couple
Phenylenediamine resin viscosity deviation range, is highly suitable for the production of Fanglun l414 fiber.
Claims (10)
1. a kind of homogenization system of poly(p-phenylene terephthalamide) polymer, which is characterized in that including material pot (1), homogenizing
Device (2) and inert gas tank (3), material pot (1) are homogenized by connecting at the top of material delivery pipe I (4) and homogenizer (2)
Also connect by tube sealing (5) with inert gas tank (3) at the top of device (2), homogenizer (2) lower part pass through gas source pipe I (6) with it is lazy
Property gas tank (3) connect, homogenizer (2) bottom is connected with cutting agency (8) by discharge pipe (7), and discharge pipe (7) passes through gas
It is connect at the top of circulation pipe (9) and homogenizer (2), and forms gas circulation path；Threeway I is connected with below cutting agency (8)
(10), threeway I (10) one end is connect by gas source pipe II (11) with inert gas tank (3), the other end and material delivery pipe II
(12) it connects；Material delivery pipe II (12) is equipped with threeway II (14), and threeway II (14) one end is connect with spinning box, and the other end is logical
It crosses at the top of Matter Transfer pipe (15) and homogenizer (2) and connect, and form material circulation path；
The homogenizer (2) includes the homogenizing mechanism (202) of feed bin (201) and setting in feed bin (201), feed bin (201)
Lower part is equipped with homogenizing pipe (203), and homogenizing pipe (203) setting is below homogenizing mechanism (202), homogenizing pipe (203) and gas source pipe I
(6) it connects, and is homogenized pipe (203) and is equipped with multiple ventholes (204) being evenly distributed；
The homogenizing mechanism (202) includes homogenizing unit (16), and homogenizing unit (16) includes bracket (1601) and is arranged in bracket
(1601) tabula net (1602) and card (1603) on, feed bin (201) wall are equipped with carrier base (1604), bracket (1601) set
It is located in carrier base (1604), and is equipped with elastic element (1605) between bracket (1601) and carrier base (1604), elastic element
(1605) vibrator (1606) are equipped with；It is arranged on card (1603) blanking vertical tube (1607), blanking vertical tube (1607) is at least
Two, blanking vertical tube (1607) upper end is the import of inclined plane shape, and lower end is the outlet of flush state；
Filter (17) are equipped at the top of the homogenizer (2).
2. the homogenization system of poly(p-phenylene terephthalamide) polymer according to claim 1, which is characterized in that described
Cutting agency (8) is star-like blanking device.
3. the homogenization system of poly(p-phenylene terephthalamide) polymer according to claim 1, which is characterized in that described
Homogenizing unit (16) at least two is in layered arrangement in feed bin (201) between homogenizing unit (16).
4. the homogenization system of poly(p-phenylene terephthalamide) polymer according to claim 1 or 3, which is characterized in that
The homogenizing manages (203) at least two, is in U-typed, in feed bin (201) uniformly, and is arranged in same level.
5. the homogenization system of poly(p-phenylene terephthalamide) polymer according to claim 4, which is characterized in that described
Venthole (204) aperture is 0.1~0.2cm on homogenizing pipe (203).
6. the homogenization system of poly(p-phenylene terephthalamide) polymer according to claim 1, which is characterized in that described
Feed bin (201) is equipped with visor (18).
7. the homogenization system of poly(p-phenylene terephthalamide) polymer according to claim 1, which is characterized in that described
Tabula net (1602) aperture is 6~8 mesh.
8. the homogenization system of poly(p-phenylene terephthalamide) polymer according to claim 1, which is characterized in that described
Card (1603) is arranged on bracket (1601) by detachable mode.
9. the homogenization system of poly(p-phenylene terephthalamide) polymer according to claim 1, which is characterized in that described
It is additionally provided with breather valve (19) at the top of feed bin (201), ball valve (20), regulating valve (21) is equipped on tube sealing (5) and gas source pipe I (6)
And switch valve (22), gas source pipe II (11) are equipped with ball valve (20), discharge pipe (7) is equipped with blanking gate valve (23).
10. the homogenization system of poly(p-phenylene terephthalamide) polymer according to claim 1, which is characterized in that institute
The poly(p-phenylene terephthalamide) polymer masses stated are 20~100 mesh.
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| CN109402744A (en) * | 2018-12-26 | 2019-03-01 | 蓝星（成都）新材料有限公司 | A kind of homogenization system and method for poly(p-phenylene terephthalamide) polymer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109402744A (en) * | 2018-12-26 | 2019-03-01 | 蓝星（成都）新材料有限公司 | A kind of homogenization system and method for poly(p-phenylene terephthalamide) polymer |
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