CN116440842A - Continuous polymerization processing equipment and method based on polyester staple fibers - Google Patents

Continuous polymerization processing equipment and method based on polyester staple fibers Download PDF

Info

Publication number
CN116440842A
CN116440842A CN202310462512.9A CN202310462512A CN116440842A CN 116440842 A CN116440842 A CN 116440842A CN 202310462512 A CN202310462512 A CN 202310462512A CN 116440842 A CN116440842 A CN 116440842A
Authority
CN
China
Prior art keywords
pipe
fixedly connected
shell
assembly
cooling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310462512.9A
Other languages
Chinese (zh)
Inventor
徐文学
张士灿
王建江
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Yongxing Plastic Chemical Fiber Co ltd
Original Assignee
Hangzhou Yongxing Plastic Chemical Fiber Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hangzhou Yongxing Plastic Chemical Fiber Co ltd filed Critical Hangzhou Yongxing Plastic Chemical Fiber Co ltd
Priority to CN202310462512.9A priority Critical patent/CN116440842A/en
Publication of CN116440842A publication Critical patent/CN116440842A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18—Stationary reactors having moving elements inside
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/66—Regeneration of the filtering material or filter elements inside the filter
    • B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
    • B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0003—Condensation of vapours; Recovering volatile solvents by condensation by using heat-exchange surfaces for indirect contact between gases or vapours and the cooling medium
    • B01D5/0006—Coils or serpentines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0057—Condensation of vapours; Recovering volatile solvents by condensation in combination with other processes
    • B01D5/0072—Condensation of vapours; Recovering volatile solvents by condensation in combination with other processes with filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/03—Pressure vessels, or vacuum vessels, having closure members or seals specially adapted therefor
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
    • C08G63/181—Acids containing aromatic rings
    • C08G63/183—Terephthalic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78—Preparation processes
    • C08G63/785—Preparation processes characterised by the apparatus used
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
    • Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Treatment Of Fiber Materials (AREA)

Abstract

The invention discloses continuous polymerization processing equipment and method based on polyester staple fibers, wherein the continuous polymerization processing equipment comprises a support frame, the middle end of the upper side of the support frame is fixedly connected with a treatment bin for continuous polymerization of the polyester staple fibers, the bottom of the treatment bin is provided with a first valve, the inner end of the treatment bin is rotationally connected with a stirring rod, the upper right side of the support frame is provided with a motor, the output end of the motor is connected with a chain wheel assembly, the lower side of the support frame, which is close to the motor, is provided with a vacuum pump, the pumping end of the vacuum pump is fixedly connected with a guide pipe, and the upper end of the guide pipe is connected with a condensing part. According to the continuous polymerization processing equipment and method based on the polyester staple fibers, the scraping blade and the filter ring are arranged in the device, the scraping blade is driven to rotate in the rotation process of the stirring rod, the scraping blade scrapes the surface of the filter ring which rotates, the impurity on the surface of the filter ring is promoted to fall off, and the blocking caused by the fact that a powdery catalyst in a polymerization reaction is attached to the filter ring is avoided.

Description

Continuous polymerization processing equipment and method based on polyester staple fibers
Technical Field
The invention relates to the technical field of waste gas treatment, in particular to continuous polymerization processing equipment and method based on polyester staple fibers.
Background
In the production process of polyester staple fibers, the esterification reaction is carried out on corresponding terephthalic acid and methanol to discharge low-boiling-point substances such as water vapor and methanol, then the transesterification and final polycondensation operation are carried out on generated dimethyl phthalate, the vacuum pumping operation is carried out on the polyester staple fibers by corresponding vacuum pumping equipment in the use process of the existing continuous polymerization processing equipment for the polyester staple fibers, the air suction end of the vacuum pumping equipment is mostly not provided with an anti-blocking function, the impurities such as powdery catalyst added in the polymerization reaction are adhered to the filtering part of the air suction end in the vacuum pumping process, the air suction end is blocked, the subsequent catalytic operation is interfered while the vacuum pumping operation is influenced, and the recovery of the impurities such as methanol is insufficient due to the operations such as over-fast extraction and incomplete condensation of the condensation end when the equipment processes the water vapor and the methanol vapor distilled after the esterification reaction, so that toxic substances are directly discharged, potential safety hazards are generated, and in addition, the device is difficult to timely stop the extraction when the recovery efficiency of the condensation end is poor, and the recovery efficiency of the impurities such as methanol is influenced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides continuous polymerization processing equipment and method based on polyester staple fibers, which solve the problems that the vacuum-pumping end of the equipment does not have an anti-blocking function, the follow-up vacuum pumping and catalytic operation are affected, and the like.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the continuous polymerization processing equipment based on the polyester staple fibers comprises a supporting frame, wherein the middle end of the upper side of the supporting frame is fixedly connected with a processing bin for continuously polymerizing the polyester staple fibers, the bottom of the processing bin is provided with a first valve, the inner end of the processing bin is rotationally connected with a stirring rod, the upper right side of the supporting frame is provided with a motor, the output end of the motor is connected with a chain wheel assembly connected with the stirring rod on the other side, the supporting frame is close to the lower side of the motor and is provided with a vacuum pump, the vacuum pump is fixedly connected with a guide pipe, the upper end of the guide pipe is connected with a condensation piece connected with the processing bin, the top of the supporting frame is fixedly connected with a three-way valve connected with the condensation piece, the supporting frame is close to the right side of the vacuum pump and is provided with a water pump, the upper left side of the supporting frame is fixedly connected with a negative pressure pump, the upper end of the negative pressure pump is provided with a pressing pipe fixedly connected with the left side of the three-way valve, the upper end of the left side of the processing bin is provided with a feeding pipe assembly, the upper end of a driving chain wheel in the stirring rod is connected with a blocking-proof piece, and the upper end of the vacuum pump is connected with a transition tank;
the condensing part consists of a second valve, an air vent, a filter ring, a scraping blade, a cooling shell, a cooling plate, a discharge pipe, an electromagnetic valve and a filtering part, wherein the second valve is fixedly connected with the lower side of the three-way valve and is fixedly connected with a treatment bin, the upper side of the stirring rod is provided with the air vent close to the end of the second valve, the stirring rod is fixedly connected with the filter ring close to the top of the inner side of the treatment bin, the treatment bin is fixedly connected with the scraping blade close to the end of the filter ring, the right side of the three-way valve is fixedly connected with the cooling shell, the back side of the cooling plate is fixedly connected and communicated with the water pipe, the right side of the electromagnetic valve is connected with the filtering part, the right side of the filtering part is connected with the upper end of a guide pipe, and the upper side of the guide pipe is provided with an auxiliary flow valve;
preferably, the ventilation groove is communicated with the filter ring, the scraping blade is attached to the surface of the filter ring, the cooling shell is internally fixedly connected with a cooling plate, a return pipe communicated with a water through pipe is arranged at the front side of the cooling plate, the bottom of the cooling shell is fixedly connected with and communicated with a discharge pipe, the bottom of the discharge pipe is fixedly connected with an electromagnetic valve, the bottom of the electromagnetic valve is fixedly connected with a discharge pipe, the filtering piece consists of a preheating shell, a heating pipe, a shell, a cooling pipe, an adjusting piece, a vortex pipe, a hot air pipe, a cold air pipe and an air compressor component, the preheating shell is fixedly connected with a treatment bin and is fixedly connected and communicated with the right side of the adjusting piece, the right side of the shell is fixedly connected and communicated with a guide pipe, the air compressor component is fixedly connected with the treatment bin, and the heating pipe and the cooling pipe are hollow at the inner ends.
Preferably, the preheating shell is internally connected with the heating pipe fixedly, the heating pipe is electrically connected with an external power supply, a temperature sensor is arranged on the side, close to the heating pipe, of the preheating shell, the right side of the preheating shell is fixedly connected and communicated with the shell, the inner end of the shell is fixedly connected with the cooling pipe, the lower side of the connecting position of the preheating shell and the shell is fixedly connected with the vortex pipe, the right end of the lower side of the cooling pipe is connected with the regulating element, the left side of the vortex pipe is fixedly connected and communicated with the hot air pipe, the right side of the vortex pipe is fixedly connected and communicated with the cold air pipe, the hot air pipe is fixedly connected and communicated with the heating pipe, the cold air pipe is fixedly connected and communicated with the cooling pipe, and the air compressor component is connected with the air inlet end at the bottom of the vortex pipe.
Preferably, the regulating part comprises a shell, a spring assembly, a supporting plate, a pressure sensor and a blanking pipe, wherein the shell is fixedly connected and communicated with the shell and is positioned at the lower end of the cooling pipe, the upper side in the shell is in sliding connection with the supporting plate, the upper side of the spring assembly is connected with the supporting plate, the bottom of the spring assembly is connected with the pressure sensor, the pressure sensor is fixedly connected with the bottom in the shell, and the back side of the shell is close to the lower end of the supporting plate and is fixedly connected and communicated with the blanking pipe.
Preferably, the edge of the supporting plate is sleeved with a gasket, the pressure sensor is electrically connected with an external controller, the discharging pipe is fixedly connected with the external liquid pumping assembly, and the external controller is electrically connected with the external liquid pumping assembly and the auxiliary electromagnetic valve respectively.
Preferably, the anti-blocking piece comprises bevel gear assembly, belt pulley assembly, anti-blocking brush, drive bevel gear assembly and the coaxial fixed connection of drive sprocket upper end in the sprocket assembly in the bevel gear assembly, the support frame is close to the bevel gear assembly outside and is equipped with the protecting crust, driven bevel gear in the bevel gear assembly rotates with the inner being connected of protecting crust and with the coaxial fixed connection of drive pulley in the belt pulley assembly, driven pulley in the belt pulley assembly with prevent blocking brush fixed connection, air compressor machine in the air compressor machine subassembly is equipped with the filter screen in the end of bleeding, prevent blocking up brushing brush hair end and air compressor machine in the air compressor machine subassembly and bleed end filter screen laminating.
Preferably, the first valve bottom fixedly connected with discharge tube, the inside hot plate that is close to puddler edge and is equipped with external controller electric connection of processing storehouse, the processing storehouse is inboard to be equipped with pressure sensor, the support frame is close to and is equipped with the fluting with ventilation groove and three-way valve bottom intercommunication respectively between second valve and the three-way valve.
Preferably, the pumping end of the water pump is fixedly connected with a water pipe communicated with an external water source, the pumping end of the negative pressure pump is communicated with an external nitrogen source, and a third valve is arranged in the feeding pipe assembly.
The invention also discloses continuous polymerization processing equipment and method based on the polyester staple fiber, which specifically comprise the following steps:
step one: the method comprises the steps that a user starts a vacuum pump, the vacuum pump performs vacuumizing treatment on the inside of a treatment bin through a guide pipe, a condensation piece and a three-way valve, after vacuumizing is finished, a second valve is closed, a third valve in a feeding pipe assembly is opened, a proper amount of terephthalic acid and methanol for preparing polyester staple fibers are pressed into the treatment bin under the action of external air pressure, then the third valve in the feeding pipe assembly is closed, a motor is started, the motor drives a stirring rod to rotate through a chain wheel assembly, the rotating stirring rod stirs a mixture of the terephthalic acid and the methanol, a heating plate in the treatment bin supplies power for heating the heating plate in the treatment bin, proper temperature is provided for esterification reaction of the phthalic acid and the methanol to generate dimethyl terephthalate, and low-boiling residues such as residual methanol, water vapor and methyl benzoate in the treatment bin;
step two: in the first step, after the formation of dimethyl phthalate is finished, the temperature in the treatment bin is sequentially regulated through a heating plate according to the boiling point of low-boiling-point substances such as methanol, water vapor, methyl benzoate and the like, so that a second valve in a condensing part is opened, a vacuum pump, a water pump and an air compressor assembly are started, the water pump introduces external cold water into a cooling plate in a cooling shell through a water pipe and a water through a water pipe, finally the cold water is discharged to a water source through a reflux pipe at the front side of the cooling plate, at the moment, the vacuum pump pumps the water source through a guide pipe, a filtering part, the cooling shell, a three-way valve, a ventilation groove and a filtering ring, steam reaching boiling point evaporation in the treatment bin is introduced into the cooling shell through the filtering ring, the ventilation groove, the second valve and the three-way valve, when the steam passes through the cooling plate in the cooling shell, the cold water flowing through the cooling plate absorbs heat and cools the steam through heat exchange, so as to promote the cold liquefaction of the steam, after the liquid in the discharging pipe is accumulated to a proper liquid level, the electromagnetic valve is started, the liquid is discharged through the electromagnetic valve and the discharging pipe, the stirring rod rotates in the rotating process, the scraping ring is driven to rotate in the stirring rod, the scraping ring is prevented from dropping off the surface of the filtering ring, and the impurities are prevented from blocking the surface of the filtering ring;
step three: in the second step, the air compressor in the air compressor component pumps and compresses external air, then the compressed air is converted into hot air and cold air through vortex conversion in the vortex tube of the injection tube conduit, wherein the hot air is injected into the heating tube through the flow valve and the hot air tube and discharged to the outside of the device, the cold air is injected into the cooling tube through the cold air tube and discharged, when the steam in the cooling shell is not liquefied sufficiently, the residual steam enters the preheating shell, the heating tube in the preheating shell heats the air for the second time, and then the steam in the air is liquefied after the cooling tube, the liquefied liquid is liquefied again when the air is cooled, is retained on the supporting plate in the regulating part, the spring component is compressed through the supporting plate along with accumulation of the liquid, at the moment, the supporting plate moves downwards, the pressure sensor detects the pressure of the spring component, the supporting plate and accumulation of the liquid, after the upper side of the supporting plate moves to the lower side of the suction position of the blanking tube, the pressure sensor transmits a pressure signal to the outer controller, the external controller transmits an electric model to the corresponding suction component and an auxiliary electromagnetic valve on the upper side of the conduit, and the suction component extracts the liquid through the blanking tube.
Preferably, in the first step and the third step, the driving sprocket in the sprocket assembly drives the anti-blocking brush to rotate through the bevel gear assembly and the belt pulley assembly, and the end of the anti-blocking brush is used for cleaning a filter screen on the air suction side of the air compressor assembly, so that blocking is avoided.
Advantageous effects
The invention provides continuous polymerization processing equipment and method based on polyester staple fibers. Compared with the prior art, the method has the following beneficial effects:
(1) According to the continuous polymerization processing equipment based on the polyester staple fibers, the scraping blade and the filter ring are arranged in the device, the stirring rod is driven to rotate in the rotating process, the scraping blade scrapes the surface of the rotating filter ring, so that impurity on the surface of the filter ring is promoted to fall off, and blocking caused by the fact that a powdery catalyst in a polymerization reaction is attached to the filter ring is avoided.
(2) According to the continuous polymerization processing equipment based on the polyester staple fibers, the filtering piece is arranged in the device, impurities such as methanol are removed, the air compressor in the air compressor component pumps and compresses external gas, then compressed gas is led into the vortex tube of the injection tube, the vortex tube converts compressed air into hot air and cold air through vortex conversion, the hot air is led into the heating tube through the flow valve and the hot air tube and is discharged to the outside of the device, the cold air is led into the cooling tube through the cold air tube and is discharged, when the steam in the cooling shell is not liquefied sufficiently, the residual steam enters the preheating shell, the heating tube in the preheating shell heats the gas secondarily, then the steam in the gas is liquefied after passing through the cooling tube, the secondary treatment of the steam is realized, the potential safety hazards caused by direct discharge of the impurities such as methanol are avoided, and the recovery rate of the impurities such as methanol is increased.
(3) According to the continuous polymerization processing equipment based on the polyester staple fibers, the adjusting piece is arranged in the device, liquid which is liquefied when encountering cold is retained on the supporting plate in the adjusting piece, along with accumulation of the liquid, the liquid compresses the spring assembly through the supporting plate, the supporting plate moves downwards at the moment, the pressure sensor detects the pressure of the spring assembly, the supporting plate and accumulation of the liquid, after the upper side of the supporting plate moves to the lower side of the liquid suction position of the blanking pipe, the pressure sensor transmits a pressure signal to the outer controller, the outer controller transmits an electric model to the auxiliary electromagnetic valve on the upper side of the corresponding liquid suction assembly and the corresponding guide pipe, the liquid suction assembly pumps the liquid through the blanking pipe, and the auxiliary electromagnetic valve is closed, so that methanol gas impurities are prevented from being further diffused.
(4) This continuous polymerization processing equipment based on polyester staple, through set up anti-blocking piece in the device, sprocket assembly operation in-process, drive sprocket in the sprocket assembly passes through bevel gear assembly, belt pulley assembly drive anti-blocking brush and rotates, anti-blocking brush hair end cleans the air compressor assembly side filter screen that bleeds, avoids the jam.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present invention;
FIG. 2 is a front elevational view of the structure of the present invention;
FIG. 3 is an enlarged view of a portion of the invention at A in FIG. 1;
FIG. 4 is an enlarged view of a portion of the invention at B in FIG. 1;
FIG. 5 is a cross-sectional view of the inner filter element of the present invention;
FIG. 6 is a back view of the inner filter element of the present invention;
FIG. 7 is an enlarged view of the inner adjustment member of the present invention;
FIG. 8 is an enlarged view of the inner pumping assembly of the present invention;
FIG. 9 is a cross-sectional view of an inner anti-blocking member of the present invention;
FIG. 10 is a side cross-sectional view of the anti-clogging brush of the present invention.
In the figure: 1. a support frame; 2. a treatment bin; 3. a first valve; 4. a stirring rod; 5. a motor; 6. a sprocket assembly; 7. a vacuum pump; 8. a conduit; 9. a condensing member; 91. a second valve; 92. a vent groove; 93. a filter ring; 94. a wiper blade; 95. cooling the shell; 96. a cooling plate; 97. a discharge pipe; 98. an electromagnetic valve; 99. filtering out the piece; 991. preheating the shell; 992. heating pipes; 993. a housing; 994. a cooling pipe; 995. an adjusting member; 9951. a housing; 9952. a spring assembly; 9953. a support plate; 9954. a pressure sensor; 9955. discharging pipes; 996. a vortex tube; 997. a hot air pipe; 998. a cold air pipe; 999. an air compressor assembly; 10. a three-way valve; 11. a water pump; 12. a water pipe; 13. a negative pressure pump; 14. a pressing tube; 15. a feeding pipe assembly; 16. an anti-blocking member; 161. a bevel gear assembly; 162. a pulley assembly; 163. anti-blocking brush; 17. a transition pot.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
A first embodiment as shown in fig. 1-4: the continuous polymerization processing equipment based on the polyester staple fibers comprises a support frame 1, wherein the middle end of the upper side of the support frame 1 is fixedly connected with a processing bin 2 for continuously polymerizing the polyester staple fibers, the bottom of the processing bin 2 is provided with a first valve 3, the inner end of the processing bin 2 is rotationally connected with a stirring rod 4, the upper right side of the support frame 1 is provided with a motor 5, the output end of the motor 5 is connected with a chain wheel assembly 6 of the other side connected with the stirring rod 4, the lower side of the support frame 1, which is close to the motor 5, is provided with a vacuum pump 7, the air extraction end of the vacuum pump 7 is fixedly connected with a guide pipe 8, the upper end of the guide pipe 8 is connected with a condensation piece 9 connected with the processing bin 2, the top of the support frame 1 is fixedly connected with a three-way valve 10 connected with the condensation piece 9, the right side of the support frame 1, which is close to the vacuum pump 7 is provided with a water pump 11, the drain end of the water pump 11 is fixedly connected with a water pipe 12 connected with the condensation piece 9, the upper left side of the support frame 1 is fixedly connected with a negative pressure pump 13, the air discharge end of the negative pressure pump 13 is provided with a pressure pipe 14 and the left side of the three-way valve 10 is fixedly connected with a pressure pipe 14, the upper left side of the processing bin 2 is provided with a feeding pipe assembly 15, the upper end of the driving chain wheel 16 in the stirring rod 4 is connected with an anti-blocking piece 16, and the upper end of the driving chain wheel in the stirring rod 7 is connected with a vacuum transition pump 17;
the condensing part 9 consists of a second valve 91, a vent groove 92, a filter ring 93, a scraping blade 94, a cooling shell 95, a cooling plate 96, a discharge pipe 97, an electromagnetic valve 98 and a filtering part 99, wherein the second valve 91 is fixedly connected with the lower side of the three-way valve 10 and is fixedly connected with the treatment bin 2, the vent groove 92 is arranged at the upper side of the stirring rod 4 close to the end of the second valve 91, the top of the stirring rod 4 close to the inner side of the treatment bin 2 is fixedly connected with the filter ring 93, the end of the treatment bin 2 close to the filter ring 93 is fixedly connected with the scraping blade 94, the vent groove 92 is communicated with the filter ring 93, the scraping blade 94 is attached to the surface of the filter ring 93, the right side of the three-way valve 10 is fixedly connected with the cooling shell 95, the inside of the cooling shell 95 is fixedly connected with the cooling plate 96, the back side of the cooling plate 96 is fixedly connected with the water pipe 12 and is communicated with the front side of the cooling plate 96, the bottom of the cooling shell 95 is fixedly connected with the discharge pipe 97 and is fixedly connected with the bottom of the discharge pipe 97, the bottom of the electromagnetic valve 98 is fixedly connected with the discharge pipe 98, the right side of the electromagnetic valve 98 is fixedly connected with the discharge pipe 99 and the right side of the filtering part 99 is attached flow valve 99 is connected with the upper side of the conduit 8, and the upper side of the conduit 8 is provided with the flow valve 8;
in the process of distilling and discharging impurities such as methanol, a second valve 91 in a condensing part 9 is opened, a vacuum pump 7 and a water pump 11 are started, the water pump 11 introduces external cold water into a cooling plate 96 in a cooling shell 95 through a water pipe and a water pipe 12, and finally the cold water is discharged to a water source through a reflux pipe at the front side of the cooling plate 96, and at the moment, the vacuum pump 7 performs air suction operation on the inside of a treatment bin 2 through a guide pipe 8, a filtering part 99, the cooling shell 95, a three-way valve 10, a ventilation groove 92 and a filtering ring 93; the stirring rod 4 drives the scraping blade 94 to rotate in the rotating process, the scraping blade 94 scrapes the surface of the rotating filter ring 93, so that the impurity on the surface of the filter ring 93 is promoted to fall off, and the blocking caused by the adhesion of the powdery catalyst in the polymerization reaction to the filter ring 93 is avoided;
the second embodiment, as shown in fig. 1-6, differs from the first embodiment primarily in that:
the filtering piece 99 consists of a preheating shell 991, a heating pipe 992, a shell 993, a cooling pipe 994, an adjusting piece 995, a vortex tube 996, a hot air pipe 997, a cold air pipe 998 and an air compressor component 999, wherein the preheating shell 991 is fixedly connected with the treatment bin 2 and is fixedly connected and communicated with the right side of the adjusting piece 995, the right side of the shell 993 is fixedly connected and communicated with the guide pipe 8, the air compressor component 999 is fixedly connected with the treatment bin 2, and the inner ends of the heating pipe 992 and the cooling pipe 994 are hollow;
the inner end of the preheating shell 991 is fixedly connected with the heating pipe 992, the heating pipe 992 is electrically connected with an external power supply, a temperature sensor is arranged on the side, close to the heating pipe 992, of the preheating shell 991, the right side of the preheating shell 991 is fixedly connected and communicated with the shell 993, the inner end of the shell 993 is fixedly connected with the cooling pipe 994, the lower side of the junction of the preheating shell 991 and the shell 993 is fixedly connected with the vortex pipe 996, the right end of the lower side of the cooling pipe 994 is connected with the regulating piece 995, the left side of the vortex pipe 996 is fixedly connected and communicated with the hot air pipe 997, the right side of the vortex pipe 996 is fixedly connected and communicated with the cold air pipe 998 is fixedly connected and communicated with the cooling pipe 994, and the air compressor component 999 is connected with the air inlet end at the bottom of the vortex pipe 996;
in the process of removing impurities such as methanol, an air compressor in an air compressor assembly 999 pumps and compresses external gas, then the compressed gas is led into a vortex tube 996 through an injection tube conduit, the vortex tube 996 converts the compressed air into hot gas and cold gas through vortex conversion, wherein the hot gas is injected into a heating tube 992 through a flow valve and a hot gas tube 997 and discharged to the outside of the device, the cold gas is injected into a cooling tube 994 through a cold gas tube 998 and discharged, when steam in a cooling shell 95 is not liquefied sufficiently, the gas of residual steam enters the preheating shell 991, a heating tube 992 in the preheating shell 991 heats the gas for the second time, and then the steam in the gas is liquefied after being cooled again through the cooling tube 994, so that secondary treatment of the steam is realized, potential safety hazards caused by direct discharge of impurities such as methanol are avoided, and the recovery rate of the impurities such as methanol is increased;
the third embodiment, as shown in fig. 1-7, differs from the second embodiment primarily in that:
the adjusting piece 995 is composed of a shell 9951, a spring assembly 9952, a supporting plate 9953, a pressure sensor 9954 and a blanking pipe 9955, wherein the shell 9951 is fixedly connected with the shell 993 and communicated with the lower end of the cooling pipe 994, the upper side in the shell 9951 is in sliding connection with the supporting plate 9953, the upper side of the spring assembly 9952 is connected with the supporting plate 9953, the bottom of the spring assembly 9952 is connected with the pressure sensor 9954, the pressure sensor 9954 is fixedly connected with the bottom in the shell 9951, and the back side of the shell 9951 is close to the lower end of the supporting plate 9953 and fixedly connected with the blanking pipe 9955 and communicated with the lower end; the edge of the supporting plate 9953 is sleeved with a gasket, the pressure sensor 9954 is electrically connected with an external controller, the blanking pipe 9955 is fixedly connected with an external liquid pumping assembly, the external controller is respectively electrically connected with the external liquid pumping assembly and an auxiliary electromagnetic valve, and a liquid pumping end of a part of the external liquid pumping assembly is communicated with the lower end of the electromagnetic valve 98;
the liquid which is liquefied when encountering cold is retained on a supporting plate 9953 in the regulating piece 995, the liquid compresses a spring assembly 9952 through the supporting plate 9953 along with accumulation of the liquid, at the moment, the supporting plate 9953 moves downwards, a pressure sensor 9954 detects the pressure of the spring assembly 9952, the supporting plate 9953 and accumulation liquid, after the upper side of the supporting plate 9953 moves to the lower side of a liquid suction position of a discharging pipe 9955, the pressure sensor 9954 transmits a pressure signal to an outside controller, the outside controller transmits an electric model to an auxiliary electromagnetic valve on the upper side of a corresponding liquid suction assembly and a guide pipe 8, the liquid suction assembly pumps the liquid out through the discharging pipe 9955, and the auxiliary electromagnetic valve is closed to prevent methanol gas impurities from being further diffused;
the fourth embodiment, as shown in fig. 1-10, differs from the third embodiment primarily in that:
the anti-blocking piece 16 is composed of a bevel gear assembly 161, a belt pulley assembly 162 and an anti-blocking brush 163, wherein a driving bevel gear assembly in the bevel gear assembly 161 is coaxially and fixedly connected with the upper end of a driving chain wheel in the chain wheel assembly 6, a protecting shell is arranged on the outer side of the supporting frame 1, which is close to the bevel gear assembly 161, a driven bevel gear in the bevel gear assembly 161 is rotationally connected with the inner end of the protecting shell and is coaxially and fixedly connected with a driving belt pulley in the belt pulley assembly 162, a driven belt pulley in the belt pulley assembly 162 is fixedly connected with the anti-blocking brush 163, a filter screen is arranged at the air compressor suction end in the air compressor assembly 999, and the bristle end of the anti-blocking brush 163 is attached to the filter screen at the air compressor suction end in the air compressor assembly 999;
the bottom of the first valve 3 is fixedly connected with a discharge pipe, a heating plate electrically connected with an external controller is arranged in the treatment bin 2 and close to the edge of the stirring rod 4, an air pressure sensor is arranged at the inner end of the treatment bin 2, a slot which is respectively communicated with the ventilation slot 92 and the bottom of the three-way valve 10 is arranged between the support frame 1 and close to the second valve 91 and the three-way valve 10, the pumping end of the water pump 11 is fixedly connected with a water pipe which is communicated with an external water source, the pumping end of the negative pressure pump 13 is communicated with an external nitrogen source, and a third valve is arranged in the feeding pipe assembly 15; in the operation process of the chain wheel assembly 6, a driving chain wheel in the chain wheel assembly 6 drives the anti-blocking brush 163 to rotate through the bevel gear assembly 161 and the belt pulley assembly 162, and the brush end of the anti-blocking brush 163 cleans a filter screen on the air suction side of the air compressor assembly 999, so that blockage is avoided.
The invention also discloses continuous polymerization processing equipment and method based on the polyester staple fiber, which specifically comprise the following steps:
step one: the user starts the vacuum pump 7, the vacuum pump 7 performs vacuumizing treatment on the inside of the treatment bin 2 through the guide pipe 8, the condensing part 9 and the three-way valve 10, after vacuumizing is finished, the second valve 91 is closed, the third valve in the feeding pipe assembly 15 is opened, a proper amount of terephthalic acid and methanol for preparing polyester staple fibers are pressed into the treatment bin 2 under the action of external air pressure, then the third valve in the feeding pipe assembly 15 is closed, the motor 5 is started, the motor 5 drives the stirring rod 4 to rotate through the chain wheel assembly 6, the rotating stirring rod 4 stirs the mixture of terephthalic acid and methanol, the heating plate supplies power for a heating plate in the treatment bin 2, the heating plate generates heat to provide proper temperature for lactonization reaction of the treatment bin 2, the phthalic acid and the methanol are esterified to generate dimethyl terephthalate, and low-boiling substances such as residual methanol, water vapor, methyl benzoate and the like in the treatment bin 2;
step two: in the first step, after the formation of dimethyl phthalate, the temperature in the treatment bin 2 is sequentially adjusted by a heating plate according to the boiling point of low-boiling-point substances such as methanol, water vapor, methyl benzoate and the like, so that a second valve 91 in a condensing part 9 is opened, a vacuum pump 7, a water pump 11 and an air compressor assembly 999 are started, the water pump 11 introduces external cold water into a cooling plate 96 in a cooling shell 95 through a water pipe and a water pipe 12, finally the cold water is discharged to a water source through a return pipe at the front side of the cooling plate 96, at the moment, the vacuum pump 7 performs air suction operation on the inside of the treatment bin 2 through a guide pipe 8, a filtering part 99, the cooling shell 95, a three-way valve 10, a ventilation groove 92 and a filtering ring 93, the steam with the boiling point evaporation in the treatment bin 2 is led into the cooling shell 95 through the filtering ring 93, the ventilation groove 92, the second valve 91 and the three-way valve 10, when the steam passes through the cooling plate 96 in the cooling shell 95, cold water flowing through the cooling plate 96 absorbs heat and cools the steam to promote the steam to be liquefied when encountering cold, the precooled and liquefied steam stays in the discharge pipe 97, after the liquid in the discharge pipe 97 is accumulated to a proper liquid level, the electromagnetic valve 98 is opened, the liquid is discharged through the electromagnetic valve 98 and the discharge pipe, the scraping blade 94 is driven to rotate in the rotation process of the stirring rod 4, the scraping blade 94 scrapes the surface of the rotating filtering ring 93, the impurity on the surface of the filtering ring 93 is promoted to fall off, and the blockage is avoided;
step three: in the second step, the air compressor in the air compressor assembly 999 draws in and compresses the external air, then the compressed air is led into the vortex tube 996 through the injection tube conduit, the vortex tube 996 converts the compressed air into hot air and cold air through vortex conversion, wherein the hot air is injected into the heating tube 992 through the flow valve and the hot air tube 997 and discharged to the outside of the device, the cold air is injected into the cooling tube 994 through the cold air tube 998 and discharged, when the steam in the cooling shell 95 is not liquefied sufficiently, the residual steam enters the preheating shell 991, the heating tube 992 in the preheating shell 991 heats the air secondarily, and then the steam in the air is liquefied after passing through the cooling tube 994, the liquefied liquid after being cooled again is retained on the supporting plate 9953 in the regulating member 995, the liquid is compressed through the supporting plate 9953, at this moment, the supporting plate 9953 moves downwards to the spring 9952, the supporting plate 9953 and the pressure of the accumulated liquid is detected by the pressure sensor 9953, after the upper side of the supporting plate 9953 moves to the lower side of the liquid suction position of the material pipe 9955, the pressure sensor 9954 is transmitted to the corresponding electromagnetic valve controller, and the external liquid is pumped out of the electromagnetic valve assembly through the electromagnetic valve, and the model of the corresponding type of the electromagnetic valve assembly is transmitted to the external electromagnetic valve 998.
Meanwhile, what is not described in detail in the specification belongs to the prior art known to the person skilled in the art, in the first step and the third step, a driving sprocket in the sprocket assembly 6 drives the anti-blocking brush 163 to rotate through the bevel gear assembly 161 and the belt pulley assembly 162, and the bristle end of the anti-blocking brush 163 cleans a filter screen on the air suction side of the air assembly 999 to avoid blockage.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. Continuous polymerization processing equipment based on polyester staple fiber, including the support frame, its characterized in that: the middle end of the upper side of the supporting frame is fixedly connected with a treatment bin for continuously polymerizing polyester staple fibers, the bottom of the treatment bin is provided with a first valve, the inner end of the treatment bin is rotationally connected with a stirring rod, the upper right side of the supporting frame is provided with a motor, the output end of the motor is connected with a chain wheel assembly connected with the stirring rod on the other side, the supporting frame is close to the lower side of the motor and is provided with a vacuum pump, the pumping end of the vacuum pump is fixedly connected with a guide pipe, the upper end of the guide pipe is connected with a condensation piece connected with the treatment bin, the top of the supporting frame is fixedly connected with a three-way valve connected with the condensation piece, the supporting frame is close to the right side of the vacuum pump and is provided with a water pump, the drainage end of the water pump is fixedly connected with a water pipe connected with the condensation piece, the upper left side of the supporting frame is fixedly connected with a negative pressure pump, the exhaust end of the negative pressure pump is provided with a pressure pipe fixedly connected with the left side of the three-way valve, the upper left side of the supporting frame is provided with a feeding pipe assembly, the upper end of a driving chain wheel in the stirring rod is connected with an anti-blocking piece, and the exhaust side of the vacuum pump is connected with a transition tank;
the condensing part comprises a second valve, an air vent, a filter ring, a scraping blade, a cooling shell, a cooling plate, a discharge pipe, an electromagnetic valve and a filtering part, wherein the second valve is fixedly connected with the lower side of the three-way valve and is fixedly connected with a treatment bin, the upper side of a stirring rod is close to the second valve end and is provided with the air vent, the stirring rod is close to the inner top of the treatment bin and is fixedly connected with the filter ring, the treatment bin is close to the filter ring end and is fixedly connected with the scraping blade, the right side of the three-way valve is fixedly connected with the cooling shell, the back side of the cooling plate is fixedly connected and communicated with the water pipe, the right side of the electromagnetic valve is connected with the filtering part, the right side of the filtering part is connected with the upper end of a guide pipe, and the upper side of the guide pipe is provided with an auxiliary flow valve.
2. A continuous polymerization processing apparatus based on polyester staple fiber according to claim 1, characterized in that: the utility model discloses a cooling device, including cooling shell, cooling plate, air compressor, air vent, filter ring intercommunication, doctor-bar and the laminating of filter ring surface, cooling shell is interior with cooling plate fixed connection, the cooling plate front side is equipped with the back flow with the water pipe intercommunication, cooling shell bottom and exhaust pipe fixed connection and intercommunication, exhaust pipe bottom and solenoid valve fixed connection, solenoid valve bottom fixedly connected with arranges the material pipe, the filtering piece comprises preheating shell, heating pipe, casing, cooling pipe, regulating part, vortex tube, hot air pipe, cold air pipe, air compressor assembly, preheat shell and handle storehouse fixed connection and with regulating part right side fixed connection and intercommunication, casing right side and pipe fixed connection and intercommunication, air compressor assembly and handle storehouse fixed connection, heating pipe, the equal inner cavity of cooling pipe.
3. A continuous polymerization processing apparatus based on polyester staple fiber according to claim 2, characterized in that: the preheating device comprises a preheating shell, a preheating pipe, a temperature sensor, a cooling pipe, a temperature reducing pipe, an air compressor assembly and a vortex pipe, wherein the preheating shell is fixedly connected with the heating pipe, the heating pipe is electrically connected with an external power supply, the temperature sensor is arranged on the side, close to the heating pipe, of the preheating shell, the right side of the preheating shell is fixedly connected and communicated with the shell, the lower side of the connecting position of the preheating shell and the shell is fixedly connected with the vortex pipe, the right end of the lower side of the cooling pipe is connected with a regulating piece, the left side of the vortex pipe is fixedly connected and communicated with a hot air pipe, the right side of the vortex pipe is fixedly connected and communicated with a cold air pipe, the cold air pipe is fixedly connected and communicated with the cooling pipe, and the air compressor assembly is connected with the air inlet end at the bottom of the vortex pipe.
4. A continuous polymerization processing apparatus based on polyester staple fiber according to claim 3, characterized in that: the regulating part comprises a shell, a spring assembly, a supporting plate, a pressure sensor and a blanking pipe, wherein the shell is fixedly connected and communicated with the shell and is positioned at the lower end of the cooling pipe, the upper side in the shell is in sliding connection with the supporting plate, the upper side of the spring assembly is connected with the supporting plate, the bottom of the spring assembly is connected with the pressure sensor, the pressure sensor is fixedly connected with the bottom in the shell, and the back side of the shell is close to the lower end of the supporting plate and is fixedly connected and communicated with the blanking pipe.
5. The continuous polymerization processing apparatus based on polyester staple fiber according to claim 4, wherein: the support plate edge cover is equipped with the packing ring, pressure sensor and external controller electric connection, unloading pipe and external drawing liquid subassembly fixed connection, external controller respectively with external drawing liquid subassembly, affiliated solenoid valve electric connection.
6. The continuous polymerization processing apparatus based on polyester staple fiber according to claim 5, wherein: the anti-blocking piece is composed of a bevel gear assembly, a belt pulley assembly and an anti-blocking brush, wherein the driving bevel gear assembly in the bevel gear assembly is coaxially and fixedly connected with the upper end of a driving sprocket in the sprocket assembly, a protecting shell is arranged on the support frame near the outer side of the bevel gear assembly, a driven bevel gear in the bevel gear assembly is rotationally connected with the inner end of the protecting shell and is coaxially and fixedly connected with a driving belt pulley in the belt pulley assembly, a driven belt pulley in the belt pulley assembly is fixedly connected with the anti-blocking brush, a filter screen is arranged at the air compressor air exhaust end in the air compressor assembly, and the brush bristle end of the anti-blocking brush is attached to the filter screen at the air compressor air exhaust end in the air compressor assembly.
7. The continuous polymerization processing apparatus based on polyester staple fiber according to claim 6, wherein: the first valve bottom fixedly connected with discharge tube, the inside hot plate that is close to puddler edge and is equipped with external controller electric connection of processing storehouse, the processing storehouse is inboard to be equipped with air pressure sensor, the support frame is close to and is equipped with the fluting with ventilation groove and three-way valve bottom intercommunication respectively between second valve and the three-way valve.
8. The continuous polymerization processing apparatus based on polyester staple fiber according to claim 7, wherein: the negative pressure pump pumping end is communicated with an external nitrogen source, and a third valve is arranged in the feeding pipe assembly.
9. A method of using a continuous polymerization processing apparatus for polyester staple fiber according to claim 8, characterized by: the method specifically comprises the following steps:
step one: the method comprises the steps that a user starts a vacuum pump, the vacuum pump performs vacuumizing treatment on the inside of a treatment bin through a guide pipe, a condensation piece and a three-way valve, after vacuumizing is finished, a second valve is closed, a third valve in a feeding pipe assembly is opened, a proper amount of terephthalic acid and methanol for preparing polyester staple fibers are pressed into the treatment bin under the action of external air pressure, then the third valve in the feeding pipe assembly is closed, a motor is started, the motor drives a stirring rod to rotate through a chain wheel assembly, the rotating stirring rod stirs a mixture of the terephthalic acid and the methanol, a heating plate in the treatment bin supplies power for heating the heating plate in the treatment bin, proper temperature is provided for esterification reaction of the phthalic acid and the methanol to generate dimethyl terephthalate, and low-boiling residues such as residual methanol, water vapor and methyl benzoate in the treatment bin;
step two: in the first step, after the formation of dimethyl phthalate is finished, the temperature in the treatment bin is sequentially regulated through a heating plate according to the boiling point of low-boiling-point substances such as methanol, water vapor, methyl benzoate and the like, so that a second valve in a condensing part is opened, a vacuum pump, a water pump and an air compressor assembly are started, the water pump introduces external cold water into a cooling plate in a cooling shell through a water pipe and a water through a water pipe, finally the cold water is discharged to a water source through a reflux pipe at the front side of the cooling plate, at the moment, the vacuum pump pumps the water source through a guide pipe, a filtering part, the cooling shell, a three-way valve, a ventilation groove and a filtering ring, steam reaching boiling point evaporation in the treatment bin is introduced into the cooling shell through the filtering ring, the ventilation groove, the second valve and the three-way valve, when the steam passes through the cooling plate in the cooling shell, the cold water flowing through the cooling plate absorbs heat and cools the steam through heat exchange, so as to promote the cold liquefaction of the steam, after the liquid in the discharging pipe is accumulated to a proper liquid level, the liquid in the discharging pipe is started, the liquid is discharged through the electromagnetic valve and the discharging pipe, the stirring rod rotates in the driving the stirring rod to rotate, the filtering ring drives the scraping blade to rotate, the scraping blade rotates, and the scraping blade is prevented from blocking the surface, and impurities are avoided;
step three: in the second step, the air compressor in the air compressor component pumps and compresses external air, then the compressed air is converted into hot air and cold air through vortex conversion in the vortex tube of the injection tube conduit, wherein the hot air is injected into the heating tube through the flow valve and the hot air tube and discharged to the outside of the device, the cold air is injected into the cooling tube through the cold air tube and discharged, when the steam in the cooling shell is not liquefied sufficiently, the residual steam enters the preheating shell, the heating tube in the preheating shell heats the air for the second time, and then the steam in the air is liquefied after the cooling tube, the liquefied liquid is liquefied again when the air is cooled, is retained on the supporting plate in the regulating part, the spring component is compressed through the supporting plate along with accumulation of the liquid, at the moment, the supporting plate moves downwards, the pressure sensor detects the pressure of the spring component, the supporting plate and accumulation of the liquid, after the upper side of the supporting plate moves to the lower side of the suction position of the blanking tube, the pressure sensor transmits a pressure signal to the outer controller, the external controller transmits an electric model to the corresponding suction component and an auxiliary electromagnetic valve on the upper side of the conduit, and the suction component extracts the liquid through the blanking tube.
10. The method for using a continuous polymerization processing equipment based on polyester staple fiber according to claim 9, characterized in that: in the first step and the third step, a driving sprocket in the sprocket assembly drives the anti-blocking brush to rotate through the bevel gear assembly and the belt pulley assembly, and the brush end of the anti-blocking brush cleans a filter screen on the air exhaust side of the air compressor assembly, so that blocking is avoided.
CN202310462512.9A 2023-04-26 2023-04-26 Continuous polymerization processing equipment and method based on polyester staple fibers Pending CN116440842A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310462512.9A CN116440842A (en) 2023-04-26 2023-04-26 Continuous polymerization processing equipment and method based on polyester staple fibers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310462512.9A CN116440842A (en) 2023-04-26 2023-04-26 Continuous polymerization processing equipment and method based on polyester staple fibers

Publications (1)

Publication Number Publication Date
CN116440842A true CN116440842A (en) 2023-07-18

Family

ID=87133630

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310462512.9A Pending CN116440842A (en) 2023-04-26 2023-04-26 Continuous polymerization processing equipment and method based on polyester staple fibers

Country Status (1)

Country Link
CN (1) CN116440842A (en)

Similar Documents

Publication Publication Date Title
CN111408605B (en) Kitchen waste processor
CN116440842A (en) Continuous polymerization processing equipment and method based on polyester staple fibers
CN110631101A (en) Intelligent smoke exhaust ventilator
CN114440444A (en) High energy-saving air heat energy pump and intelligent manufacturing equipment thereof
CN101708397B (en) Net-belt type vacuum filter
CN210506261U (en) High-efficient fish oil distillation plant
CN218573994U (en) Coating equipment capable of adjusting object position
CN114591754B (en) Separation and extraction system and separation method for waste asphalt mixture
CN110368889A (en) A kind of efficient chemical industry reaction kettle
CN216798743U (en) Methanol rectifying tower with excess material recycling function
CN214991418U (en) Chinese-medicinal material plant essence extraction distillation equipment is used in production of hair-blacking shampoo
CN113648924A (en) Efficient sludge discharge device and method for sewage treatment
CN108434772A (en) A kind of novel retort device
CN113319043A (en) Be used for stem of noble dendrobium to wash dripdry integral type equipment
CN210438704U (en) Essential oil production is with high-efficient purification device
CN221084704U (en) Condensation recovery device for crotonic anhydride synthesis tail gas
CN213924383U (en) Medicine intermediate production waste recycling apparatus
CN219990093U (en) Asphalt heat preservation device of asphalt tank
CN210023069U (en) Furnace belt online cleaning machine
CN216106561U (en) Beef cattle is bred and uses excrement and urine recovery processing device
CN209155228U (en) A kind of polyethylene terephthalate melt filter
CN217330508U (en) Novel seasoning raw material drying treatment equipment
CN212142578U (en) Reation kettle is used in fertile production of liquid
CN217103134U (en) Water circulation treatment device for treating coking sewage
CN220237808U (en) Traditional chinese medicine composition draws distillation plant

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination