CN115445295B - Filtration system and filtration method for purifying polyether-ether-ketone - Google Patents
Filtration system and filtration method for purifying polyether-ether-ketone Download PDFInfo
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- CN115445295B CN115445295B CN202211087663.2A CN202211087663A CN115445295B CN 115445295 B CN115445295 B CN 115445295B CN 202211087663 A CN202211087663 A CN 202211087663A CN 115445295 B CN115445295 B CN 115445295B
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- 238000001914 filtration Methods 0.000 title claims abstract description 57
- 239000004696 Poly ether ether ketone Substances 0.000 title claims abstract description 43
- 229920002530 polyetherether ketone Polymers 0.000 title claims abstract description 43
- 239000004744 fabric Substances 0.000 claims abstract description 130
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 238000000746 purification Methods 0.000 claims abstract description 8
- 239000012535 impurity Substances 0.000 claims description 21
- 238000004804 winding Methods 0.000 claims description 19
- 238000004140 cleaning Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 10
- 238000007599 discharging Methods 0.000 abstract description 10
- 230000007480 spreading Effects 0.000 abstract description 3
- 238000003892 spreading Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 8
- 238000005192 partition Methods 0.000 description 6
- 241000237942 Conidae Species 0.000 description 4
- 238000010030 laminating Methods 0.000 description 4
- 229910001410 inorganic ion Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/27—Filters with filtering elements which move during the filtering operation with rotary filtering surfaces, which are neither cylindrical nor planar, e.g. helical surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/35—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition
- B01D33/41—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in series connection
- B01D33/42—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in series connection concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/461—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/80—Accessories
- B01D33/803—Accessories in which the filtering elements are moved between filtering operations ; Particular measures for removing or replacing the filtering elements; Transport systems for filters
-
- 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
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/34—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives
- C08G65/38—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives derived from phenols
- C08G65/40—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives derived from phenols from phenols (I) and other compounds (II), e.g. OH-Ar-OH + X-Ar-X, where X is halogen atom, i.e. leaving group
-
- 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
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/34—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives
- C08G65/46—Post-polymerisation treatment, e.g. recovery, purification, drying
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Filtering Materials (AREA)
- Centrifugal Separators (AREA)
Abstract
The invention belongs to the technical field of polyether-ether-ketone purification and filtration, and particularly discloses a filtration system and a filtration method for purifying polyether-ether-ketone. The filtering system comprises a shell, a discharging pipe is fixedly communicated with one side of the shell, a first motor is fixedly connected to the top of the inner wall of the shell, a centrifugal filtering mechanism is fixedly connected to one end of an output shaft of the first motor, and a filter cloth replacing mechanism matched with the centrifugal filtering mechanism is arranged at one end of the bottom inside the shell. According to the invention, the centrifugal filter mechanism is arranged, so that the whole structure of the filter frame is polygonal, and the problems that the filter cloth of the cylindrical filter frame is expensive and the filter cloth is difficult to replace are solved; through being equipped with filter cloth change mechanism, can realize the automatic change and the fixed of filter cloth, improve the system and carry out the convenience that the filter cloth was changed, can effectively improve the holistic degree of automation of polyether-ether-ketone filtration system, have higher spreading value, increased holistic practicality of filtration system.
Description
Technical Field
The invention belongs to the technical field of polyether-ether-ketone purification and filtration, and particularly relates to a filtration system and a filtration method for purifying polyether-ether-ketone.
Background
Polyether ether ketone (PEEK) is a polymer formed by repeating units containing one ketone bond and two ether bonds in a main chain structure, and belongs to a special polymer material. Because the directly produced polyether-ether-ketone contains a large amount of inorganic ions, when the polyether-ether-ketone is used for electronic and electrical appliances, the electrical insulation performance of the polyether-ether-ketone is reduced due to the existence of the inorganic ions, and the semiconductor and conductor materials are corroded in the use process, so that electric leakage occurs or the performance of a device is deteriorated, and the stability is reduced or the device is disabled. Therefore, when the polyether-ether-ketone is used for electronic and electric appliances, a reaction kettle system is required to be used for purifying the polyether-ether-ketone and filtering impurities generated in the purifying process, so that the inorganic ion content in the polyether-ether-ketone is reduced.
However, the conventional filtration systems for purifying polyetheretherketone have the following disadvantages: most of filter frames in centrifugal filters are cylindrical, cylindrical filter cloth is high in manufacturing cost, high in replacement difficulty, complicated in manual replacement operation, incapable of guaranteeing flatness of the filter cloth when automatically replaced, and influences the using effect of a filter system.
Disclosure of Invention
In view of the above, the present invention provides a filtration system and a filtration method for purifying polyetheretherketone, so as to solve the problems set forth in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a filtration system is used in polyether-ether-ketone purification, includes the shell, the fixed intercommunication in one side of shell has row material pipe, the first motor of inner wall top fixedly connected with of shell, the output shaft one end fixedly connected with centrifugal filtration mechanism of first motor, the inside bottom one end of shell is provided with the filter cloth change mechanism that uses with centrifugal filtration mechanism cooperation.
Further, centrifugal filter mechanism is including setting up at the inside filter frame of shell, and the filter frame comprises six filter screens of a regular hexagon frame and fixed connection in the hexagon frame, the bottom one end of filter frame is provided with the return bend, and the return bend comprises a circular plate and the hexagon ring of fixed connection in circular plate bottom one end, the top one end fixedly connected with cone shell of return bend, and cone shell and return bend design as an organic whole, the inside rotation of cone shell is connected with the inlet pipe, the inlet pipe comprises a hollow tube that both ends have external screw thread, and the screw thread at the outside both ends of inlet pipe is the opposite setting, two sets of discharge openings have been seted up to the outside of cone shell to the symmetry to top one end of inlet pipe, be threaded connection between return bend and the inlet pipe, the bottom one end rotation of inlet pipe is connected with the feeding return bend, and the outside that the one end that the inlet pipe was kept away from to the circular plate, six fan-shaped shells of evenly fixedly connected with in the outside, and six fan-shaped shells set up respectively between six in the filter frame, six fan-shaped shells's bottom has six the fan-shaped motor top ring that is the same with the same top disc, the same top disc fixedly connected with the top disc.
Further, the filter cloth change mechanism is including rotating six group's running rollers of connection between six fan-shaped shells respectively, six group's running rollers include six unreels roller and six wind-up rolls, and six wind-up rolls all set up the bottom one end at fan-shaped shells, and six unreels the roller and all set up the top one end at fan-shaped shells, six wind-up rolls and six unreels the roller one-to-one, six the outside of unreeling roller all twines the filter cloth, six the filter cloth all passes the filter frame and respectively with six wind-up rolls fixed connection, and six filter cloth respectively with six filter screens in the filter frame correspond the setting, the one end of six group's running rollers extends to the inside of fan-shaped shells respectively and the belt pulley that a set of mutually supporting used of joint has, six the one end of wind-up rolls all is provided with first bevel gear, and six first bevel gears are respectively fixed connection in one side that the wind-up rolls was kept away from to six the belt pulley, the inside even rotation of backing ring is connected with six with first bevel gears meshed second bevel gears, six the bottom plate motor and the bottom plate that the motor and the motor of second bevel gear all extended to the bottom plate have the bottom plate through the mutual fixed connection.
Further, the top one end of filter frame is provided with the snap ring, and the snap ring sets up the inboard at six fan-shaped shells, the cross section shape of snap ring is the same with the cross section shape of filter frame, the inboard fixedly connected with screw thread frame of snap ring, and screw thread frame comprises a screwed ring and three square boards of fixed connection in the screwed ring outside, screw thread frame threaded connection is in the outside of inlet pipe, the bottom one end of bottom ring is through mount pad fixedly connected with third motor, the output shaft one end fixedly connected with third bevel gear of third motor, the outside fixed sleeve joint of inlet pipe and pay-off return bend junction has with third bevel gear engagement's fourth bevel gear.
Further, the top one end fixedly connected with of bottom plate is used for protecting the baffle of third motor, the baffle sets up the inboard at the bottom ring, and the cross section shape of baffle is the same with the cross section shape of filter frame.
Further, six grooves for penetrating through the filter cloth are uniformly formed in one side, opposite to the filter frame, of the bottom ring and the clamping ring, the six groups of grooves are respectively arranged in one-to-one correspondence with the six filter screens in the filter frame, and the six fan-shaped shells are symmetrically and fixedly connected with protective covers matched with the six groups of rollers.
Further, cleaning assemblies for cleaning impurities on the surface of the filter cloth are arranged between the six wind-up rolls and the bottom ring;
The cleaning component comprises a group of guide rollers symmetrically arranged inside the protective cover, a group of guide rollers are respectively connected with two adjacent fan-shaped shells in a rotating mode at two ends of the guide rollers, filter cloth passes through a group of guide rollers and is fixedly connected with the winding roller, a group of guide rollers are arranged between the guide rollers and the bottom ring, the roller brush is arranged below the filter cloth and is rotationally connected between the two adjacent fan-shaped shells, one ends of the roller brush and the winding roller are all extended to the inner parts of the fan-shaped shells and are fixedly connected with a group of third chain wheels which are matched with each other in use, and the group of third chain wheels are arranged at one end, far away from the belt pulley, of the winding roller.
Further, a fixing component for fixing the six filter cloths and the filter frame is arranged on the inner side of the filter frame;
The fixing component comprises a trapezoid plate fixedly connected to the inner side of the filter frame, six trapezoid plates are respectively arranged between six filter cloths, a group of vertical plates are symmetrically arranged in the trapezoid plate, six fixing frames are uniformly arranged on the inner side of the filter frame and are respectively arranged in a one-to-one correspondence mode with the six filter cloths, the six filter frames are respectively formed by a square frame and three transverse plates fixedly connected to the inner side of the square frame, one side, close to the trapezoid plate, of each fixing frame is fixedly connected with a group of round pins, chute matched with the round pins for use is symmetrically arranged on the two sides, close to the square frame, of each trapezoid plate, transverse grooves matched with the round pins for use are symmetrically arranged on the surface of each trapezoid plate, the transverse grooves are arranged in one-to-one correspondence with the vertical grooves, the round pins respectively penetrate through the corresponding chute and the corresponding transverse grooves, extend to the inner side of the trapezoid plate, and the top one end of each trapezoid plate extends to the outer side of each trapezoid plate and is fixedly connected with the clamping ring through the corresponding transverse plate.
The invention also discloses a filtering method using the filtering system for purifying polyether-ether-ketone, which comprises the following steps:
S1: before the filtering system is used, the discharging pipe and the feeding bent pipe are required to be communicated with corresponding equipment, so that the polyether-ether-ketone sequentially passes through the feeding bent pipe and the feeding pipe and finally is sprayed into the filter frame through the discharging hole, at the moment, the centrifugal filtering mechanism is used for carrying out centrifugal filtration on the polyether-ether-ketone, impurities after centrifugal filtration are left on the surface of the filter cloth or in the filter frame, and the filtered polyether-ether-ketone falls into the shell through the filter cloth and a filter screen in the filter frame and is discharged through the discharging pipe;
S2: when the filtration completion system is out of service, a filter cloth replacement mechanism is used for automatically completing replacement and fixation of filter cloth;
s3: in S2, the cleaning assembly automatically cleans impurities on the surface of the used filter cloth, so that the impurities are prevented from affecting the rolling flatness of the filter cloth;
s4: in S2, the filter cloth replacement mechanism fixes the filter cloth, and the filter cloth is secondarily fixed by utilizing the fixing assembly through cooperation between structures, so that the stability of the filter cloth in the use process is improved.
The invention has the technical effects and advantages that:
1. According to the invention, the centrifugal filter mechanism is arranged, so that the whole structure of the filter frame is polygonal, and the problems that the filter cloth of the cylindrical filter frame is expensive and the filter cloth is difficult to replace are solved; through being equipped with filter cloth change mechanism, can realize the automatic change and the fixed of filter cloth, improve the system and carry out the convenience that the filter cloth was changed, can effectively improve the holistic degree of automation of polyether-ether-ketone filtration system, have higher spreading value, increased holistic practicality of filtration system.
2. The filter cloth winding device is provided with the cleaning component, can be matched with the filter cloth replacement mechanism, can clean impurities remained on the surface of the filter cloth, ensures the smoothness of the filter cloth during winding, avoids influencing the smoothness of the filter cloth during winding due to the impurities, further influences the smoothness of the subsequent unreeling of new filter cloth, and can effectively ensure the smoothness of the filter cloth during unfolding when the filter cloth replacement mechanism is used; through being equipped with fixed subassembly, can utilize snap ring and bottom ring to press from both sides the filter cloth tight fixedly at filter cloth change mechanism, utilize the mount to carry out the secondary with the filter cloth and fix, can effectively ensure the compactness of laminating between filter cloth and the filter frame in the system use, avoid the system in-process, the filter cloth is difficult to the phenomenon of laminating between when rotating at a high speed and the filter frame, improved the stability in the filter cloth use.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 shows a front view of an embodiment of the present invention;
FIG. 2 shows a partial cross-sectional view of a housing of an embodiment of the invention;
FIG. 3 shows a top view in section of the internal structure of the housing of an embodiment of the present invention;
FIG. 4 is a schematic view showing the structure of a filter frame part according to an embodiment of the present invention;
FIG. 5 shows a partial cross-sectional view of a filter frame of an embodiment of the invention;
FIG. 6 shows a cross-sectional view of a portion of the structure of a filter frame according to an embodiment of the present invention;
FIG. 7 shows a bottom plan view of a portion of the structure of an embodiment of the present invention;
FIG. 8 shows a schematic view of a portion of a mount according to an embodiment of the invention;
FIG. 9 shows a partial cross-sectional view of a trapezoidal plate according to an embodiment of the present invention;
FIG. 10 shows an enlarged schematic view of the structure of part A of an embodiment of the present invention;
FIG. 11 shows an enlarged schematic view of the structure of the portion B according to the embodiment of the present invention;
In the figure: 1. a housing; 2. a first motor; 3. a centrifugal filtration mechanism; 31. a filter frame; 32. a bottom ring; 33. a conical shell; 34. a feed pipe; 35. a discharge hole; 36. a feeding elbow; 37. a fan-shaped shell; 38. a backing ring; 39. a top plate; 4. a filter cloth replacement mechanism; 41. a roller; 411. an unreeling roller; 412. a wind-up roll; 42. a filter cloth; 43. a belt pulley; 44. a first bevel gear; 45. a second bevel gear; 46. a first sprocket; 47. a bottom plate; 48. a second motor; 49. a second sprocket; 50. a clasp; 51. a screw thread rack; 52. a third motor; 53. a third bevel gear; 54. a fourth bevel gear; 55. a partition plate; 56. a protective cover; 6. cleaning the assembly; 61. a guide roller; 62. a roller brush; 63. a third sprocket; 7. a fixing assembly; 71. a trapezoidal plate; 72. a riser; 73. a fixing frame; 74. round pins; 75. a chute; 76. a transverse groove; 8. and a discharge pipe.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. 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.
Example 1: the invention provides a filter system for purifying polyether-ether-ketone, which is shown in figures 1-11, and comprises a shell 1, wherein one side of the shell 1 is fixedly communicated with a discharge pipe 8, the top of the inner wall of the shell 1 is fixedly connected with a first motor 2, one end of an output shaft of the first motor 2 is fixedly connected with a centrifugal filter mechanism 3, and one end of the bottom inside the shell 1 is provided with a filter cloth replacement mechanism 4 matched with the centrifugal filter mechanism 3;
The centrifugal filter mechanism 3 comprises a filter frame 31 arranged in the shell 1, the filter frame 31 consists of a regular hexagonal frame and six filter screens fixedly connected in the hexagonal frame, a bottom ring 32 is arranged at one end of the bottom of the filter frame 31, the bottom ring 32 consists of a circular plate and a hexagonal ring fixedly connected at one end of the bottom of the circular plate, a conical shell 33 is fixedly connected to one end of the top of the bottom ring 32, the conical shell 33 and the bottom ring 32 are integrally designed, a feed pipe 34 is rotatably connected to the inside of the conical shell 33, the feed pipe 34 consists of a hollow pipe with external threads at two ends, the threads at two ends of the outside of the feed pipe 34 are oppositely arranged, two groups of discharge holes 35 are symmetrically formed at one end of the top of the feed pipe 34, the bottom ring 32 is in threaded connection with the feed pipe 34, one end of the feed pipe 34 is rotatably connected with a feed elbow 36, one end of the feed elbow 36, which is far away from the feed pipe 34, six fan-shaped shells 37 are uniformly and fixedly connected to the outside of the circular plate, six fan-shaped shells 37 are respectively arranged between the six fan-shaped shells 31, six fan-shaped shells 37 are fixedly connected to one end of the top disc 39, and one end of the six fan-shaped shells 37 are fixedly connected to one end of the same motor, and the top disc 39 is fixedly connected to one end of the top disc 2;
The filter cloth replacing mechanism 4 comprises six groups of rollers 41 which are respectively and rotatably connected between six fan-shaped shells 37, the six groups of rollers 41 comprise six unreeling rollers 411 and six reeling rollers 412, the six reeling rollers 412 are respectively arranged at one end of the bottom of the fan-shaped shells 37, the six unreeling rollers 411 are respectively and fixedly connected with one end of the top of the fan-shaped shells 37, the six reeling rollers 412 and the six unreeling rollers 411 are respectively and correspondingly arranged, filter cloth 42 is respectively and rotatably connected with the six reeling rollers 412 through a filter frame 31, the six filter cloth 42 is respectively and correspondingly arranged with six filter screens in the filter frame 31, one end of the six groups of rollers 41 is respectively extended to the inside of the fan-shaped shells 37 and is fixedly connected with a group of belt pulleys 43 which are mutually matched for use, one end of the six reeling rollers 412 is respectively and fixedly connected with a first bevel gear 44, the inside of a support ring 38 is uniformly and rotatably connected with six second bevel gears 45 meshed with the first bevel gears 44, the bottom of the support ring 46 is fixedly connected with one end of a second bevel gear 46 through a second bevel gear 45 which is fixedly connected with one end of a bottom plate 46, and the bottom plate 48 is fixedly connected with one end of a second end of a bottom plate 46 which is fixedly connected with one end of a second end of a base plate 46 through a second bevel gear 46;
The top end of the filter frame 31 is provided with a clamping ring 50, the clamping ring 50 is arranged on the inner sides of the six fan-shaped shells 37, the cross section shape of the clamping ring 50 is the same as that of the filter frame 31, the inner side of the clamping ring 50 is fixedly connected with a threaded frame 51, the threaded frame 51 consists of a threaded ring and three square plates fixedly connected to the outer side of the threaded ring, the threaded frame 51 is in threaded connection with the outer part of the feed pipe 34, one end of the bottom ring 32 is fixedly connected with a third motor 52 through a mounting seat, one end of an output shaft of the third motor 52 is fixedly connected with a third bevel gear 53, and a fourth bevel gear 54 meshed with the third bevel gear 53 is fixedly sleeved on the outer part of the joint of the feed pipe 34 and the feed elbow 36;
A partition plate 55 for protecting the third motor 52 is fixedly connected to one end of the top of the bottom plate 47, the partition plate 55 is arranged on the inner side of the bottom ring 32, and the cross section shape of the partition plate 55 is the same as that of the filter frame 31;
Six grooves for penetrating through the filter cloth 42 are uniformly formed in the bottom ring 32 and the side, opposite to the filter frame 31, of the snap ring 50 respectively, the six groups of grooves are respectively arranged in one-to-one correspondence with the six filter screens in the filter frame 31, and the six fan-shaped shells 37 are symmetrically and fixedly connected with a protective cover 56 matched with the six groups of rollers 41;
before the filtering system is used, the discharging pipe 8 and the feeding bent pipe 36 are required to be communicated with corresponding equipment, so that polyether-ether-ketone enters the feeding pipe 34 through the feeding bent pipe 36, finally, the polyether-ether-ketone is sprayed out through the discharging hole 35 on the feeding pipe 34, the sprayed polyether-ether-ketone falls into a space formed by the filtering frame 31 and the conical shell 33 under the action of gravity, at the moment, the first motor 2 drives the filtering frame 31 to integrally rotate at a high speed through the top disc 39, so that the polyether-ether-ketone is separated from impurities under the action of centrifugal force and the action of the filter cloth 42, the separated impurities are left on the surface of the filter cloth 42 or in the filtering frame 31, and the filtered polyether-ether-ketone falls into the shell 1 through the filter cloth 42 and a filter screen in the filtering frame 31 and is discharged through the discharging pipe 8;
When the system is in use and the filter cloth 42 needs to be replaced, only the third motor 52 is required to be started, the third bevel gear 53 is driven to rotate by the third motor 52, the feeding pipe 34 is driven to rotate by the meshing action between the third bevel gear 53 and the fourth bevel gear 54, the bottom ring 32 and the threaded frame 51 are driven to be far away from each other by a group of threads on the surface in the rotation process of the feeding pipe 34, the threaded frame 51 drives the clamping ring 50 to synchronously move, so that the clamping ring 50 and the bottom ring 32 synchronously move in the direction far away from the filter frame 31, and the clamping and fixing action of the bottom ring 32 and the clamping ring 50 on six filter cloths 42 is relieved;
Simultaneously, the second motor 48 is opened simultaneously, the second chain wheel 49 is driven to rotate by the second motor 48, the plurality of first chain wheels 46 are driven to synchronously rotate by the second chain wheel 49 and the chains outside the second chain wheel 49, the plurality of first chain wheels 46 drive the plurality of second bevel gears 45 to rotate by the wheel shafts, the plurality of groups of belt pulleys 43 are driven to synchronously rotate by the meshing action between the plurality of second bevel gears 45 and the plurality of first bevel gears 44, the plurality of groups of belt pulleys 43 drive the plurality of groups of roller wheels 41 to rotate, so that the plurality of unreeling rollers 411 unreel the new filter cloth 42 wound on the outer sides, meanwhile, the plurality of reeling rollers 412 are matched with the plurality of unreeling rollers to reel the used filter cloth 42 until the filter cloth 42 in the filter frame 31 is completely replaced with the new filter cloth 42, at the moment, the second motor 48 stops rotating, the third motor 52 reversely rotates, and the bottom ring 32 and the screw frame 51 are driven to mutually close by the matching between the mechanisms, so that the screw frame 51 drives the snap ring 50 and the bottom ring 32 to synchronously move towards the direction close to the filter frame 31 until the snap ring 50 and the bottom ring 32, and the upper end and the lower end 50 of the filter cloth 32 are attached to each other, and the two ends of the filter cloth are clamped and replaced by the snap ring 50 and the filter cloth 42 again;
the partition plate 55 is always at the inner side of the bottom ring 32 while the bottom ring 32 moves up and down outside the feeding pipe 34 under the cooperation of the structures, so that a closed space is always formed between the bottom ring 32 and the partition plate 55, and the protection of partial structures such as the third motor 52 is realized;
the centrifugal filter mechanism 3 is arranged, so that the whole structure of the filter frame 31 is polygonal, and the problems that the filter cloth 42 of the cylindrical filter frame 31 is expensive and the filter cloth 42 is difficult to replace are solved; through being equipped with filter cloth change mechanism 4, can realize the automatic change and the fixed of filter cloth 42, improve the system and carry out the convenience that filter cloth 42 was changed, can effectively improve the holistic degree of automation of polyether-ether-ketone filtration system, have higher spreading value, increased the holistic practicality of filtration system.
As shown in fig. 1-11, a cleaning assembly 6 for cleaning impurities on the surface of the filter cloth 42 is arranged between the six wind-up rolls 412 and the bottom ring 32;
The cleaning assembly 6 comprises a group of guide rollers 61 symmetrically arranged in the protective cover 56, two ends of the group of guide rollers 61 are respectively and rotatably connected with the two adjacent fan-shaped shells 37, the filter cloth 42 passes through the group of guide rollers 61 and is fixedly connected with the winding roller 412, a roller brush 62 is arranged between the group of guide rollers 61 and the bottom ring 32, the roller brush 62 is arranged below the filter cloth 42, the roller brush 62 is rotatably connected between the two adjacent fan-shaped shells 37, one ends of the roller brush 62 and the winding roller 412 extend into the fan-shaped shells 37 and are fixedly connected with a group of third chain wheels 63 which are mutually matched, and the group of third chain wheels 63 are arranged at one end of the winding roller 412 far away from the belt pulley 43;
The inner side of the filter frame 31 is provided with a fixing component 7 for fixing the six filter cloths 42 and the filter frame 31;
The fixing component 7 comprises a trapezoid plate 71 fixedly connected to the inner side of the filter frame 31, six trapezoid plates 71 are respectively arranged between six filter cloths 42, a group of vertical plates 72 are respectively and slidably connected to the inner side of the trapezoid plate 71, six fixing frames 73 are uniformly arranged on the inner side of the filter frame 31 and respectively correspond to the six filter cloths 42 one by one, the six filter frames 31 are respectively composed of a square frame and three transverse plates fixedly connected to the inner side of the square frame, one sides of the six fixing frames 73 close to the trapezoid plates 71 are respectively and fixedly connected with a group of round pins 74, inclined grooves 75 matched with the round pins 74 are symmetrically formed on the two sides of the six trapezoid plates 71 close to the square frame, transverse grooves 76 matched with the round pins 74 are symmetrically formed on the surfaces of the six groups of the vertical plates 72, the transverse grooves 76 are respectively and correspondingly arranged with the vertical grooves one by one, the round pins 74 respectively penetrate through the corresponding inclined grooves 75 and the transverse grooves 76 to the inner side of the trapezoid plates 71, and one ends of the tops of the six groups of the vertical plates 72 extend to the outer sides of the trapezoid plates 71 and are respectively and are fixedly connected with the retainer plates 50 through the transverse plates;
Before the filter cloth 42 is replaced by the operation, the snap ring 50 moves upwards through the cooperation between the structures, and simultaneously, the snap ring 50 synchronously drives the plurality of groups of vertical plates 72 to synchronously move upwards to the outside of the trapezoid plates 71 through the plurality of transverse plates, at this time, the plurality of groups of vertical plates 72 drive the plurality of round pins 74 to respectively move in the chute 75 through the transverse grooves 76 on the surfaces, so that the plurality of round pins 74 drive the plurality of fixing frames 73 to respectively move in the direction away from the filter cloth 42 under the driving action of the chute 75, and the fixing action on the filter cloth 42 is relieved;
when the replacement of the filter cloth 42 is completed through the operation, the clamping ring 50 moves downwards, the transverse plates drive the multiple groups of vertical plates 72 to synchronously move downwards, the vertical plates 72 drive the round pins 74 to move downwards and reset in the chute 75 through the transverse grooves 76 on the surfaces, so that the round pins 74 drive the fixing frame 73 to move towards the direction close to the filter cloth 42, the filter cloth 42 is pushed to be attached to the filter frame 31, and the filter cloth 42 is fixed on the inner side of the filter frame 31;
when the winding roller 412 is driven to wind up the used filter cloth 42 through the cooperation between the structures, the group of guide rollers 61 guide the filter cloth 42 and keep the filter cloth 42 smooth all the time, and meanwhile, the winding roller 412 drives the roller brush 62 to rotate through the group of third chain wheels 63, so that the roller brush brushes off impurities remained on the surface of the filter cloth 42 while winding up the filter cloth 42, the impurities are prevented from being left on the surface of the filter cloth 42, and the winding evenness of the filter cloth 42 and the evenness of a subsequent new filter cloth 42 when being unfolded are affected;
The cleaning component 6 is arranged and can be matched with the filter cloth replacing mechanism 4, so that impurities remained on the surface of the filter cloth 42 are cleaned, the flatness of the filter cloth 42 during winding is ensured, the flatness of the filter cloth 42 during winding is prevented from being influenced by the impurities, the flatness of the subsequent unreeling of the new filter cloth 42 is further influenced, and the flatness of the filter cloth 42 during the use of the filter cloth replacing mechanism 4 can be effectively ensured; through being equipped with fixed subassembly 7, can utilize snap ring 50 and bottom ring 32 to press from both sides filter cloth 42 tight fixed at filter cloth change mechanism 4, utilize mount 73 to carry out the secondary with filter cloth 42 and fix, can effectively ensure the compactness of laminating between filter cloth 42 and the filter frame 31 in the system use, avoid the system in-process, the filter cloth 42 be difficult to the phenomenon of laminating between with the filter frame 31 when rotating at a high speed, improved the stability in the filter cloth 42 use.
Example 2: the invention also discloses a filtering method using the filtering system for purifying polyether-ether-ketone, which comprises the following steps:
S1: before the filtering system is used, the discharging pipe 8 and the feeding bent pipe 36 are required to be communicated with corresponding equipment, so that the polyether-ether-ketone sequentially passes through the feeding bent pipe 36 and the feeding pipe 34 and is finally sprayed into the filter frame 31 through the discharging hole 35, at the moment, the centrifugal filtering mechanism 3 is used for carrying out centrifugal filtering on the polyether-ether-ketone, the impurities after centrifugal filtering are left on the surface of the filter cloth 42 or in the filter frame 31, and the filtered polyether-ether-ketone falls into the shell 1 through the filter cloth 42 and a filter screen in the filter frame 31 and is discharged through the discharging pipe 8;
s2: when the filtration completion system is deactivated, the filter cloth replacement mechanism 4 is used for automatically completing the replacement and fixation of the filter cloth 42;
s3: in S2, the cleaning assembly 6 automatically cleans impurities on the surface of the used filter cloth 42, so that the impurities are prevented from affecting the rolling flatness of the filter cloth 42;
s4: in S2, the filter cloth 42 is fixed by the filter cloth replacing mechanism 4, and meanwhile, the filter cloth 42 is secondarily fixed by the fixing assembly 7 through cooperation among structures, so that stability of the filter cloth 42 in the use process is improved.
Although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a filtration system for polyether-ether-ketone purification, includes shell (1), its characterized in that: one side of the shell (1) is fixedly communicated with a discharge pipe (8), the top of the inner wall of the shell (1) is fixedly connected with a first motor (2), one end of an output shaft of the first motor (2) is fixedly connected with a centrifugal filter mechanism (3), one end of the bottom inside the shell (1) is provided with a filter cloth replacing mechanism (4) matched with the centrifugal filter mechanism (3), the centrifugal filter mechanism (3) comprises a filter frame (31) arranged inside the shell (1), the filter frame (31) consists of a regular hexagonal frame and six filter screens fixedly connected in the hexagonal frame, The bottom end of the filter frame (31) is provided with a bottom ring (32), the bottom ring (32) consists of a circular plate and a hexagonal ring fixedly connected with one end of the bottom of the circular plate, one end of the top of the bottom ring (32) is fixedly connected with a conical shell (33), the conical shell (33) and the bottom ring (32) are integrally designed, the inside of the conical shell (33) is rotationally connected with a feed pipe (34), the feed pipe (34) consists of a hollow pipe with external threads at two ends, the threads at two ends of the outside of the feed pipe (34) are oppositely arranged, one end of the top of the feed pipe (34) extends to the outside of the conical shell (33) and symmetrically provided with two groups of discharge holes (35), The bottom ring (32) is in threaded connection with the feeding pipe (34), one end of the bottom of the feeding pipe (34) is rotationally connected with a feeding bent pipe (36), one end of the feeding bent pipe (36) far away from the feeding pipe (34) extends to the outside of the shell (1), six fan-shaped shells (37) are uniformly and fixedly connected to the outer side of the filter frame (31), the six fan-shaped shells (37) are respectively arranged between six filter screens in the filter frame (31), one end of the bottom of the six fan-shaped shells (37) is fixedly sleeved with a supporting ring (38) with a hexagonal inner side, one end of the top of the six fan-shaped shells (37) is fixedly connected with a top disc (39), The output shaft one end of the first motor (2) is fixedly connected with the top disc (39), the filter cloth replacing mechanism (4) comprises six groups of rollers (41) which are respectively connected between six fan-shaped shells (37) in a rotating mode, the six groups of rollers (41) comprise six unreeling rollers (411) and six reeling rollers (412), the six reeling rollers (412) are arranged at one end of the bottom of the fan-shaped shells (37), the six unreeling rollers (411) are arranged at one end of the top of the fan-shaped shells (37), the six reeling rollers (412) and the six unreeling rollers (411) are arranged in a one-to-one correspondence mode, filter cloth (42) is wound outside the six unreeling rollers (411), Six filter cloth (42) all pass filter frame (31) and respectively with six wind-up roll (412) fixed connection, and six filter cloth (42) respectively correspond the setting with six filter screens in filter frame (31), the one end of six group's running rollers (41) extends to the inside of fan-shaped shell (37) respectively and is fixedly connected with a set of belt pulley (43) that mutually support and use jointly, six the one end of wind-up roll (412) all is provided with first bevel gear (44), and six first bevel gear (44) are fixedly connected with respectively in the one side that wind-up roll (412) was kept away from to six belt pulleys (43), the inside even rotation of die-cushion ring (38) is connected with six second bevel gears (45) with first bevel gear (44) meshing, The bottom ends of the six second bevel gear (45) axles extend to the lower part of the supporting ring (38) and are fixedly connected with first chain wheels (46) which are matched with each other for use, the bottom ends of the supporting ring (38) are fixedly connected with a bottom plate (47) through six connecting plates, the top ends of the bottom plate (47) are fixedly provided with second motors (48) through mounting seats, one ends of output shafts of the second motors (48) are fixedly connected with second chain wheels (49) which are matched with the six first chain wheels (46) for use, one end of the top of the filter frame (31) is provided with a clamping ring (50), the clamping ring (50) is arranged on the inner side of the six fan-shaped shells (37), The cross section shape of snap ring (50) is the same with the cross section shape of filter frame (31), the inboard fixedly connected with screw thread frame (51) of snap ring (50), and screw thread frame (51) comprise a screwed ring and three square board of fixed connection in the screwed ring outside, screw thread frame (51) threaded connection is outside in inlet pipe (34), the bottom one end of bottom ring (32) is through mount pad fixedly connected with third motor (52), the output shaft one end fixedly connected with third bevel gear (53) of third motor (52), fourth bevel gear (54) with third bevel gear (53) meshing have been cup jointed to the outside of inlet pipe (34) and feeding return bend (36) junction fixedly.
2. The filtration system for purification of polyetheretherketone of claim 1, wherein: the top one end fixedly connected with of bottom plate (47) is used for protecting baffle (55) of third motor (52), baffle (55) set up in the inboard of bottom ring (32), and the cross section shape of baffle (55) is the same with the cross section shape of filter frame (31).
3. The filtration system for purification of polyetheretherketone according to claim 2, wherein: six grooves for penetrating through the filter cloth (42) are uniformly formed in one side, opposite to the filter frame (31), of the bottom ring (32) and the clamping ring (50), the six groups of grooves are respectively arranged in one-to-one correspondence with six filter screens in the filter frame (31), and protection covers (56) matched with the six groups of rollers (41) are symmetrically and fixedly connected between the six fan-shaped shells (37).
4. A filter system for purifying polyetheretherketone as claimed in claim 3, wherein: a cleaning component (6) for cleaning impurities on the surface of the filter cloth (42) is arranged between the six winding rollers (412) and the bottom ring (32); the cleaning component (6) comprises a group of guide rollers (61) symmetrically arranged in the protective cover (56), two ends of each guide roller (61) are respectively and rotatably connected with two adjacent fan-shaped shells (37), the filter cloth (42) passes through the guide rollers (61) and is fixedly connected with the winding roller (412), a group of guide rollers (61) and the bottom ring (32) are provided with a roller brush (62), the roller brush (62) is arranged below the filter cloth (42), the roller brush (62) is rotatably connected between the two adjacent fan-shaped shells (37), one ends of the roller brush (62) and the winding roller (412) are respectively and fixedly connected with a group of mutually matched third chain wheels (63) in the fan-shaped shells (37), and one end of the winding roller (412) far away from the belt pulley (43) is arranged on the group of the third chain wheels (63).
5. The filtration system for purification of polyetheretherketone as claimed in claim 4, wherein: a fixing component (7) for fixing six filter cloths (42) and the filter frame (31) is arranged on the inner side of the filter frame (31); fixed subassembly (7) are including fixed connection at filter frame (31) inboard trapezoidal plate (71), and six trapezoidal plate (71) set up respectively between six filter cloth (42), six equal sliding connection in inside of trapezoidal plate (71) has a set of riser (72), the inboard of filter frame (31) evenly is provided with six mount (73), six mount (73) set up with six filter cloth (42) one-to-one respectively, and six filter frame (31) are constituteed by a square frame and three diaphragm of fixed connection in square frame respectively, six one side that mount (73) are close to trapezoidal plate (71) is equal fixedly connected with a set of circular pin (74), six trapezoidal plate (71) are close to the equal symmetry in both sides of square frame set up with chute (75) that circular pin (74) cooperate to use, six sets of transverse groove (76) and vertical groove one-to-one set up with vertical groove, the one end that trapezoidal plate (72) were passed through with the equal symmetry of circular pin (74) is set up with vertical groove (74) respectively, and outside that trapezoidal plate (71) are passed through to the outside of extending to the one end of trapezoidal plate (75) respectively.
6. A filtration method using the filtration system for polyetheretherketone purification according to any one of claims 1 to 5, comprising the steps of:
S1: before the filtering system is used, a discharge pipe (8) and a feeding bent pipe (36) are required to be communicated with corresponding equipment, so that polyether-ether-ketone sequentially passes through the feeding bent pipe (36) and a feeding pipe (34), and finally is sprayed into a filter frame (31) through a discharge hole (35), at the moment, the centrifugal filtering mechanism (3) is used for carrying out centrifugal filtering on the polyether-ether-ketone, impurities after centrifugal filtering are left on the surface of a filter cloth (42) or in the filter frame (31), and the filtered polyether-ether-ketone falls into a shell (1) through the filter cloth (42) and a filter screen in the filter frame (31) and is discharged through the discharge pipe (8);
S2: when the filtration completion system is deactivated, a filter cloth replacement mechanism (4) is used for automatically completing replacement and fixation of the filter cloth (42);
S3: in S2, the cleaning assembly (6) automatically cleans impurities on the surface of the used filter cloth (42), so that the impurities are prevented from affecting the rolling flatness of the filter cloth (42);
s4: in S2, the filter cloth (42) is fixed by the filter cloth replacing mechanism (4) and is secondarily fixed by the fixing assembly (7) through cooperation among structures, so that stability of the filter cloth (42) in the use process is improved.
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| CN202211087663.2A CN115445295B (en) | 2022-09-07 | 2022-09-07 | Filtration system and filtration method for purifying polyether-ether-ketone |
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| CN202211087663.2A CN115445295B (en) | 2022-09-07 | 2022-09-07 | Filtration system and filtration method for purifying polyether-ether-ketone |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214597636U (en) * | 2021-04-22 | 2021-11-05 | 周文佳 | Rotary disc filtering device for sewage treatment |
| CN217041622U (en) * | 2022-01-07 | 2022-07-26 | 安徽晋煤中能化工股份有限公司 | Rotary drum filtration among rotary drum filter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3823015A1 (en) * | 1988-07-07 | 1990-01-11 | Kloeckner Humboldt Deutz Ag | Filter |
| KR101768445B1 (en) * | 2017-04-03 | 2017-08-16 | 주식회사 그레넥스 | Disk equipped with filtration media for fabric filtration apparatus |
| EP3634601B1 (en) * | 2017-06-07 | 2022-05-11 | SABIC Global Technologies B.V. | Rotary vacuum filter, method, and use |
| KR102620758B1 (en) * | 2018-06-08 | 2024-01-05 | (주)동일캔바스엔지니어링 | Movable filter cloth type filter press for preventing jam |
| EP3837222A1 (en) * | 2018-08-16 | 2021-06-23 | Weld-Tech Engineering Services Limited | Cylindrical filter with support rollers having improved filter replacement arrangement |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214597636U (en) * | 2021-04-22 | 2021-11-05 | 周文佳 | Rotary disc filtering device for sewage treatment |
| CN217041622U (en) * | 2022-01-07 | 2022-07-26 | 安徽晋煤中能化工股份有限公司 | Rotary drum filtration among rotary drum filter |
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