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WO2015026046A1 - Dispositif pour séparer une matière étrangère de substances fluides - Google Patents

Dispositif pour séparer une matière étrangère de substances fluides Download PDF

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Publication number
WO2015026046A1
WO2015026046A1 PCT/KR2014/004002 KR2014004002W WO2015026046A1 WO 2015026046 A1 WO2015026046 A1 WO 2015026046A1 KR 2014004002 W KR2014004002 W KR 2014004002W WO 2015026046 A1 WO2015026046 A1 WO 2015026046A1
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WO
WIPO (PCT)
Prior art keywords
strainer
foreign matter
scratcher
holes
fluid
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.)
Ceased
Application number
PCT/KR2014/004002
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English (en)
Korean (ko)
Inventor
구세완
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of WO2015026046A1 publication Critical patent/WO2015026046A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/69—Filters or screens for the moulding material
    • B29C48/694—Cylindrical or conical filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/58—Component parts, details or accessories; Auxiliary operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/27—Cleaning; Purging; Avoiding contamination
    • B29C48/2725—Cleaning; Purging; Avoiding contamination of filters
    • B29C48/2735—Cleaning; Purging; Avoiding contamination of filters using scrapers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/385—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in separate barrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/76—Venting, drying means; Degassing means
    • B29C48/765—Venting, drying means; Degassing means in the extruder apparatus
    • B29C48/766—Venting, drying means; Degassing means in the extruder apparatus in screw extruders
    • B29C48/767—Venting, drying means; Degassing means in the extruder apparatus in screw extruders through a degassing opening of a barrel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2021/00—Use of unspecified rubbers as moulding material
    • B29K2021/003—Thermoplastic elastomers

Definitions

  • the present invention relates to a device for separating foreign matter in a flowing material, and more particularly, to a device for removing foreign matter from a flowing material such as a melt of waste plastic.
  • waste recycling apparatuses are used to recycle and use synthetic resins, which are used to heat plastics to melt them, remove impurities, and recycle plastics to a quality that can be reused. will be.
  • Korean Patent No. 10-0411954 published on Dec. 31, 2003, which is a conventional technique proposed to solve these problems, foreign substances such as metal or small stones mixed in the waste synthetic resin are introduced into the extrusion apparatus together with the waste synthetic resin and melted.
  • the foreign material removal unit is provided in the melt feeder to remove and repair the foreign matter.
  • a waste synthetic resin extrusion apparatus and method which includes a rotary head portion at the end to automatically remove the clogging of foreign substances by using the strainer and the hydraulic discharge portion.
  • Korean Patent No. 10-0411955 published on Dec. 31, 2003, discloses an apparatus and method for automatically recycling waste foamed polystyrene (styrofoam) into a pellet state by pulverizing, melting, and extruding by a continuous process.
  • the device forms a tapered structure at the outlet side of each melt feed screw, installs a plurality of water and gas outlets, installs the secondary melt feeder at an oblique angle, and easily installs the defective foam polystyrene in the recycled expanded polystyrene. It is an apparatus provided with the regeneration part for remelting by a process.
  • Korean Patent Publication No. 10-2010-0013147 published on Feb. 9, 2010, discloses a regeneration extruder die equipped with a rotary slope screen.
  • the present invention evenly feeds the raw material by inserting the raw material into a raw material injection hole formed at one side of an extruder.
  • an extruder After the stirring to discharge the moisture and remove the foreign substances contained in the raw material is an extruder through which the raw material is discharged in the form of pellets through an extrusion hole formed in the end of the extruder, a barrel portion is formed on one side of the extruder and the barrel portion
  • the rolling part is formed on the upper side and the raw material extruded through the vent hole of the barrel is extruded into the extrusion hole on one side of the extruder through the raw material supply part of the rolling part to easily discharge the raw material, and the cutting part is formed on one side of the rolling part of the extruder. Rotate the raw material on the screen member of the rolling section through the cutting section. It is configured to be.
  • the present invention is an applicant of the present invention, as shown in Figure 12, a device for separating foreign matter, such as solid from the flow material, it is possible to move the fluid flow between the outside and inside through a plurality of through holes A drum body;
  • the foreign material removal blade is installed in contact with the outer surface of the drum body or spaced at regular intervals, and when the drum body rotates, the foreign material removal blade is rotated. Foreign matter caught in the hole of the
  • Dirts that are difficult to remove in conventional debris removal devices are nails, aluminum foil, scraps of paper, labels, etc. These debris block the holes in the strainer to block the flow of melt, reduce the normal operating time of the device, And shortening the machine was causing a problem of breaking the machine.
  • the present invention seeks to provide a strainer and a device for separating large and small foreign matters (hereinafter referred to as foreign matters) such as nails, small rocks, pieces of metal, aluminum foil, paper, labels, sand, etc. mixed in a fluid material. .
  • foreign matters large and small foreign matters
  • foreign matters such as nails, small rocks, pieces of metal, aluminum foil, paper, labels, sand, etc. mixed in a fluid material.
  • the present invention is to provide a plastic waste recycling apparatus that can melt the plastic waste to separate and remove the foreign matter to reuse.
  • the present invention seeks to provide a method and apparatus that allows foreign matter attached to a strainer to escape during normal operation of the device and to remove the foreign matter collected therefrom during normal operation.
  • the present invention is a strainer (strainer) having a plurality of through holes between the inside and the outside to separate the foreign matter in the flow material, the through hole connecting the inner and outer space of the strainer inside the outlet of the through hole in the outside
  • the smaller, through-hole is formed to increase in diameter from the inlet to the outlet, to provide a strainer that solves the problem that the foreign matter is stuck in the middle of the through-hole.
  • the present invention is a strainer (strainer) having a plurality of through holes between the inside and the outside to separate the foreign matter in the flow material, a plurality of horizontal grooves in the longitudinal direction connected to the inner through hole inlet in the strainer inner surface It is to provide a strainer that forms a groove so that the flow material can flow well through the through holes.
  • the present invention is to accumulate a certain amount of foreign matter caught in the strainer, elapsed by a certain time, or when detected by the pressure sensor to accumulate more than a certain amount of foreign matter to automatically scrape the foreign material to be discharged to the foreign matter outlet will be.
  • the present invention is to provide a strainer that can be manufactured in a large size, and to provide a foreign matter processing apparatus capable of processing a large amount of foreign matter-containing fluid by increasing the throughput by increasing the size of the device.
  • the present invention seeks to provide a device capable of discharging both fluid and foreign matter in the strainer when necessary.
  • the present invention is to provide a device that facilitates maintenance and maintenance by easily exposing the scratch network to the outside of the strainer when the scratch network is to be replaced or inspected.
  • the present invention is to install a temperature sensor, a pressure sensor, a timer, a control device, etc. in the foreign matter device to automate the foreign matter treatment process to reduce the cost, quality improvement, productivity.
  • the present invention is a strainer (strainer) is installed in the passage of the flow material to prevent passage of foreign matter in the flow material, comprising a strainer having a plurality of through holes formed between the inner surface and the outer surface of the cylinder, the through holes formed in the strainer
  • the through hole of the inside of the cylinder is made smaller than the through hole of the outside of the cylinder.
  • a plurality of grooves are formed on the inner surface of the strainer in the transverse and longitudinal directions, and the through holes are connected to the grooves so that the flow material in the strainer can easily enter the through hole inlets along the grooves.
  • the strainer of the present invention it is better to make a strainer part by adding a boost strainer to the inside of the strainer.
  • the booster has holes smaller than the strainer through hole, that is, the main strainer through hole, and a plurality of through holes smaller than the main strainer through hole are formed in the cylindrical steel plate, and the holes smaller than the main strainer through hole are formed in the steel plate.
  • the inner part of the strainer by rolling it round and installing it inside the main strainer, or by placing a wire mesh made of multiple wires horizontally and vertically staggered so that the holes between the wires are smaller than the through hole. It can be installed to remove even small foreign objects.
  • the foreign matter separating device of the fluid material of the present invention is also provided with a strainer portion therein, allowing the flowing material to be introduced through the inlet into the strainer portion, and through the through holes of the strainer, the cylinder for discharging to the fluid material discharge portion And a fluid material supply part coupled to the inlet of the cylinder part to pressurize and supply the fluid material.
  • the present invention is a device for separating the foreign matter contained in the flow material while moving by applying pressure to the flow material containing the foreign matter, is installed in the flow path of the flow material is a strainer portion that passes the flow material but does not pass the foreign matter
  • the strainer part includes a cylindrical main strainer or a main strainer and a booster strainer having a plurality of through holes formed between an inner surface and an outer surface thereof, and the through holes of the main strainer have larger openings than the through holes of the boost strainer,
  • the through hole drilled through the cylinder of the main strainer is formed to increase from the inner inlet to the through hole exposed to the outer surface, and the inner side of the main strainer has a plurality of grooves connected to the through holes, and the flow material Flows directly into the through hole or Flows through the field, enters the through hole and is discharged through the through hole, and the bulky foreign matters contained in the flowing material do not pass through the through hole, but once passed through the through hole without being caught in the through hole.
  • the apparatus of the present invention further includes a scratch portion that does not pass through the through holes of the strainer portion, and scratches foreign matter remaining in the strainer portion to move below the inner surface of the strainer portion.
  • the scratch portion is provided with a scratch ring for scratching foreign substances remaining on the inner surface of the strainer portion, and a fluid path between the shaft and the circumferential portion, wherein the diameter of the scratch ring is elastically changed and supported on the circumferential portion.
  • a scratcher driver for coupling the scratcher to the shaft to reciprocate in the strainer portion.
  • the scratch ring is made of an elastic body to elastically adhere to the inner surface of the strainer, and the cut portion of the ring has a thickness of 1/2 or less so that both ends are doubled so as to have a shape like a piston ring of an automobile engine. . Scratches are made in the form of disks and when they move through the scratch network, they form a flow path between the circumference of the scratch ring and the center where the scratcher shafts are engaged so that the fluid can pass through the scratcher. Allow free movement within
  • the inlet of the cylinder portion and the fluid supply means are coupled by a head connection flange, and the head connection flange is provided with a safety valve that opens to discharge the fluid when the fluid pressure exceeds a predetermined value.
  • the discharge portion of the cylinder portion is provided with a dish-type discharge port for discharging the flow material passing through the strainer through-hole, and the foreign matter discharge valve for discharging the foreign substances that do not pass through the strainer portion.
  • a ring nozzle die may be installed in the discharge portion of the cylinder to form pellets in the form of a fluid.
  • the apparatus of the present invention is provided with a system control means, heaters for adjusting the temperature at a portion through which foreign matter passes, a temperature sensor for detecting the temperature of the main part, and a pressure sensor for detecting the pressure in the flow passage.
  • the control means receives the signals of the temperature sensor and the pressure sensors to collectively control the flow material supply means, the scratcher driver, the safety valve, the foreign matter discharge valve, and the heater.
  • This system control means analyzes the pressure in the flow path of the fluid, and if the movement of the fluid is not smooth, or periodically drives the scratcher driver to reciprocate the scratcher and operate the foreign matter discharge valve intermittently to operate the foreign material. And discharges the foreign substances, and serves to control the temperature of the foreign substance discharge valve to be maintained at 10 to 20 degrees Celsius higher than the flowable substance.
  • the on-off valve for opening and closing the flow material flow path of the scratch portion is additionally installed in the scratcher, to discharge all the flow material in the strainer In this case, the scratcher is moved to an upper position in the strainer, the closing valve is closed, and then the scratcher is moved downward to discharge the flow material.
  • a locking plate for engaging and disengaging the booster frame and the cylinder portion, A stopper for disengaging or disengaging the stopper, and operating the locking plate to release the coupling of the bustrainer frame and the cylinder, and operating the stopper to engage the fastening part and the frame to operate the driver to raise the frame to which the boost strainer is coupled.
  • the through-hole of the strainer is blocked by the foreign matter in the process of being installed in the passage of the fluid to prevent passage of foreign matter in the fluid, and the scratches for removing the foreign matter blocking the light through holes are It is easy and almost permanently usable.
  • the strainer of the present invention is formed so that the strainer through-holes gradually widen from the inlet to the outlet, so that the small impurities passing through the inlet escape out toward the outlet, so that the through-holes are hardly blocked.
  • the strainer of the present invention has a dual structure consisting of a strainer and a scratch net, so that when the scratch net is damaged, it is easily replaced with a new one, thereby reducing the downtime of the equipment.
  • the foreign matter separation device of the fluid material of the present invention does not need to change the strainer as often as in the conventional method, so that the work efficiency is high, the product is uniform, and even small holes can be improved to improve the quality of the product.
  • the filter, sieve and screen nets are collected and incinerated or disposed together with foreign matters, so that only the foreign matters are collected and treated separately, unlike the prior art which causes pollution, thereby greatly reducing secondary pollution.
  • the present invention can detect this by a pressure sensor when the foreign matter caught in the strainer by a predetermined amount, and the process of reciprocating the scratcher to scratch and discharge is automatically operated, eliminating the need for manual labor required in the prior art and operating the entire process.
  • the manufacturing cost can be reduced by reducing the number of workers.
  • the strainer of the present invention can be manufactured in a large size, and the effect is maximized when the plant is enlarged to increase the throughput.
  • the separation device of the present invention is made of an elastic body so as to contract and expand the diameter of the scratch ring of the scratcher mechanism, and is provided to protrude outward from the circumference of the scratcher, so that even small foreign substances can be scratched and the strainer at the time of scratching.
  • the degree of damage is very small, so the service life is long and the scratch operation is assured.
  • the fluid inlet supply means is coupled to the inlet of the cylinder by the head connection flange, the head connection flange is provided with a safety valve that opens to discharge the fluid when the pressure in the cylinder is more than a predetermined value, The risk of an accident is much less.
  • the present invention can be automated through the system control means. Therefore, when the flow of the fluid is not smooth by analyzing the pressure of the fluid passage, or periodically, the scratcher driver is driven to reciprocate the scratcher, and when the pressure of the foreign matter passage is above a certain value, the foreign substance discharge valve Safe and reliable because the foreign substances are discharged by operating the, when the foreign substances are discharged, it is controlled to maintain the temperature of the foreign substance discharge valve 10 to 20 degrees Celsius higher than the flow material, so there is no blockage of the piping of the fluid.
  • the strainer when the fluid is completely emptied from the strainer, when the scratcher is operated after closing the on / off valve installed in the scratcher, the strainer is easily discharged, so that the strainer can be easily cleaned and the life of the scratch network can be extended.
  • the present invention can first easily remove foreign substances contained in the molten plastic to increase the efficiency of the regeneration device.
  • the present invention can be used as a filtration filter device that removes solids of a predetermined size or more from a solid mixed material. That is, not only the plastic melt, but also a liquid material having low fluidity, for example, to be separated based on the particle size in the food manufacturing process, can be used in other industries.
  • FIG 1 is an overall cross-sectional view showing the overall configuration of the foreign matter separation device of the fluid using the strainer of the present invention in cross section.
  • Fig. 2A is a cross sectional view of the strainer which is the strainer of the present invention
  • Fig. 2B is a partial cutaway perspective view of the strainer.
  • 3A and 3B are cross-sectional views of respective parts of the strainer assembly of the present invention.
  • FIG. 5 is a cross-sectional view illustrating a coupling relationship between a strainer frame and a scratcher assembly of the present invention.
  • FIG. 6 is a cross-sectional view of the cylinder portion of the present invention.
  • Figure 7 is a cross-sectional view for explaining the discharge portion of the lower cylinder of the present invention.
  • FIG. 8 is a diagram for explaining a scratcher driver.
  • FIG. 9 is a cross-sectional view showing a cross section of the core part of the present invention.
  • 10AB is an overall cross-sectional view for explaining a process of exchanging a scratching network of the present invention.
  • FIG. 11 is a cross-sectional view and a plan view of a ring nozzle die.
  • FIG. 12 is a horizontal cross-sectional view illustrating a separation device using a drum body as a prior art developed and disclosed before the present invention.
  • the apparatus for separating foreign matters from the flow material of the present invention includes a strainer part 100 filtering the foreign matter from the flow material 1, a cylinder part 300 accommodating the strainer part therein; If foreign matter contained in the flow material is caught in the through-holes of the strainer portion, the scratch unit 200 which scratches and removes the foreign matters, and the foreign substances collected by the scratches are discharged through the foreign matter discharge port 430, and the purified flow material is distributed.
  • the strainer part 100 includes a strainer 120 having a flange 110 at an upper end as shown in FIGS. 2A and 2B, and the strainer 120 has through holes formed on a cylindrical side thereof.
  • a plurality of through-holes 104 are formed in the body 102 of the strainer at regular intervals, and the through-hole 104-1 of the through-hole 104-1 on the inner surface of the strainer passes through the through-hole outlet 104-2 on the outer surface of the strainer. It is formed to increase in size. That is, the inlet of the through hole is smaller than the outlet. Therefore, the foreign matter flowing through the through hole inlet and the foreign matter smaller than the size of the through hole inlet are discharged to the through hole outlet without jamming in the through hole.
  • the flange 110 may be provided with a bolt hole in order to be able to be coupled to the cylinder by a bolt.
  • the strainer 120 is a part of the drawings in which the through-holes are shown at regular intervals as if they are in the plane, but this is only shown for convenience of drawing, and is actually formed at right angles to the curved surface, which is a cylindrical side, respectively, Except for the through-holes shown in the figure, all appear as ellipses, but are made as shown in the drawings for the convenience of drawing.
  • the steel cylinder When forming the through hole 104 of the strainer 120 can be made by using a machine tool such as a drill or a punch, in order to form a through hole having a small diameter, the steel cylinder may be processed by an etching process. . This etching process may be formed by attaching an etching mask layer and then etching the steel cylinder to control the time until the hole is bent.
  • These grooves allow flow material inside the strainer to flow along the grooves, allowing them to enter the through holes at the inlet hole well, even when the through hole inlet is blocked by foreign matter parallel to the inner surface of the strainer. Through it serves to allow the fluid to enter the through hole.
  • These grooves may be formed to be inclined, and these grooves allow the flow material to easily flow into the through hole inlet.
  • the strainer part 100 of the present invention may be composed of one strainer 120, but may also be made by overlapping the main strainer and the booster. That is, the strainer 120 is used as the main strainer, and the booster 150 is installed in close contact with the inside of the strainer 120.
  • this sub-strainer 150 as shown in Fig. 3A, smaller holes are formed than through holes in the main strainer, so that even small foreign matters do not pass. These holes are smaller in diameter or area and larger in number than the through holes 104 of the main strainer 120. It is preferable that the inlet of the inner surface of the optical cylinder of the boost strainer is smaller than the outlet of the cylinder outer diameter.
  • the booster may be manufactured by forming a plurality of holes in a cylindrical iron plate by a process such as etching or drilling at regular intervals, or by forming holes in an iron plate, which is a plate, by a process such as etching or drilling, and then rolling the iron plate round in a cylindrical shape.
  • the booster 150 may be a plurality of wires weaved with a string and a string, using a wire mesh made by weaving the wires together as weaving fiber cloth, the hole between the wire of the string and the string is more than the through hole of the strainer You may make it small and install it in a strainer inside.
  • the hole formed in the booster strainer may be used in the form of a square, a circle, an ellipse, a triangle, or the like when using an iron plate, so that different types of holes may be selected according to the type of foreign matter.
  • the strainer unit 100 does not correspond to the holes formed in the booster 150 in a 1: 1 ratio with the through holes of the main strainer.
  • the booster since the plurality of grooves are vertically and horizontally dug in the inner surface of the main strainer, the booster may be formed. The passing fluid can easily pass through these grooves into the through hole of the main strainer and pass through the strainer. Foreign materials are caught in this boost strainer, and foreign materials that pass through the holes of the boost strainer easily pass through the main strainer through hole. By removing the foreign substances caught on the boost strainer by scratching, the main strainer is not damaged by the scratches, and only the boost strainer is damaged and needs to be replaced frequently, thus extending the life of the strainer and maintaining the function of the strainer part well.
  • the first stage strainer has a large hole to filter the first foreign matters.
  • the hole size is smaller than that of the shear to filter out the foreign matter, thereby obtaining a more refined fluid.
  • the boost strainer is coupled to the scratch portion 200 before being inserted into the main strainer.
  • the boost strainer 150 is inserted into the main strainer so that it is easy to replace the used strainer, and when it is to be replaced, the main strainer is removed from the inside of the installed main strainer in the cylinder. It is intended to be exchangeable only.
  • the scratch unit 200 by coupling the boost strainer 150 to the frame 160 to scratch the foreign material caught on the strainer.
  • the scratch unit 200 includes a frame 160 to which the boost strainer 150 is coupled, a scratcher 210 for scratching foreign substances caught by the strainer, and the scratcher frame 160 to move the scratcher. And a driver 250 to move.
  • the frame 160 has an upper flange and a lower cylinder.
  • the flange is formed with a coupling bolter hole 164.
  • An inlet 170 is drilled in the lower cylinder so that a flow material flows into the lower cylinder, and a bolt hole 161 or a coupling groove (not shown in the fitting manner) is used to couple the booster 150 under the inlet. Is combined).
  • the scratcher 210 in the form of a disk is coupled to the lower portion of the scratcher shaft 242.
  • the scratcher is in the form of a disk, the shaft is coupled to the center and the scratcher 220 for scratching the inside of the strainer portion is coupled to the circumference.
  • the scratcher 210 may be manufactured by overlapping a plurality of iron plate disks, or may be manufactured by forming grooves in the circumference of a single disk and combining scratching.
  • the scratching is made of an elastic body, and the thickness of both ends of the piston ring culling ring 222 of the cylinder cylinder engine cylinder is made to be 1/2 or less of the ring thickness so that the overlapping thickness is not greater than the ring thickness even when both ends overlap each other.
  • the diameter can be changed elastically so that the elastic body is always the force to expand the diameter so that it can adapt well to the inner diameter of the strainer.
  • One scratcher 220 may be installed, but two or more scratchers may be installed to improve scratching performance. Thus, when inserted into the boost strainer, the inner surface of the boost strainer is moved to elastically squeeze, so that the foreign substances can be scraped off.
  • the scratcher is provided with a fluid mass passage 240 so that the fluid flows back and forth in the movement direction of the scratcher through the fluid mass passage 240 when the scratcher is moved. Therefore, the scratching operation is performed smoothly.
  • a hole is formed between the two scratchers 220 to communicate with the passage 240.
  • a scratcher driver 250 for reciprocating the scratcher shaft 242 having a fastening portion 230 is provided at the top.
  • the driver 250 uses a hydraulic cylinder as an example, and is coupled to a cylinder support 350 fixedly coupled to the cylinder portion 300 (see FIGS. 1, 8, and 9).
  • the cylinder support is made up of four pillars, and uses a fixing plate 254 to fix the scratcher driver 250, which is coupled with the supporting members 350 by bolts 351, and the scratcher driver.
  • the bolt 250 is coupled to the bolt through the bolt holes 251 and 253, and the shaft of the actuator (hydraulic cylinder) is coupled to the fastening portion 230 of the scratcher.
  • the scratcher may be reciprocated by a predetermined distance in the strainer unit 100 by the driver 250.
  • the scratcher driver 250 When the scratcher 210 is moved by the scratcher driver 250, foreign matters caught in the through hole inlet of the strainer are separated and moved from the strainer together with the flowing material by the scratch ring, so that the strainer is moved through the flowing material passage. It moves down and gathers.
  • a valve shaft 243 for operating the valve gate 241 that opens the flow material passage 240 is inserted, as shown in FIG. 4, and the valve shaft has a valve gate ( 241).
  • the fluid material passage 240 is opened or closed in accordance with the rotation of the handle 232 coupled to the upper end of the valve shaft, and serves as a valve for opening or closing the fluid material passage.
  • a lock lever 231 is coupled to the valve handle 232, and the lever is configured to fix the valve gate in an open position and a pull position.
  • the locking device lever can be rotated to the open position or the lock position by the lever shaft 235, and may be fixed by using the fixing screw 233 when fixing at any position.
  • the valve handle 232 is coupled to the stopper plate 236 of the fastening portion 230 of the upper end of the scratcher shaft.
  • the scratch unit 200 is a scratcher is inserted into the boost strainer 150 and the fastening portion 230 is coupled to the boost strainer frame 160, that is, by the rotation of the stopper 162 in the boost strainer frame 160
  • the stopper plate 236 is coupled to the frame 160, as shown in Fig. 3B
  • the frame 160 coupled with the booster 150 is coupled to move with the actuator (hydraulic cylinder) axis.
  • the stopper 162 in the booster frame 160 is released by reverse rotation and the stopper plate 236 is separated from the frame 160, the scratcher in the booster as shown in FIGS. 3A, 5B, and 10A.
  • the drive unit 210 may reciprocate with respect to the frame 160 and the boost strainer by the driver, and the scratching operation may be performed, and when the stopper is locked, the stopper plater 236 and the scratcher 210 of the fastening unit may stop.
  • the Creature Shaft (242) The body is able to move reciprocally up and down by the driving of the actuator.
  • the bustrainer frame 160 and the cylinder part 300 are locked, but the lock plate 163 is always inserted into the groove of the driver support coupled to the cylinder.
  • the bustrainer frame 160 and the cylinder part 300 can be separated, and the fastening part 230 and the frame 160 are coupled by operating the stopper 162.
  • 3B and 5B when coupled to the state of FIG. 10B, as shown in FIG. 10B, the frame 160 to which the boost strainer is coupled may be lifted by the rise of the actuator 250 (hydraulic cylinder) shaft, and thus may be rolled out of the cylinder.
  • the boost strainer 150 can be inspected and separated from the frame 160. In other words, the condition of the boost strainer can be checked so that it can be used continuously or replaced.
  • the cylinder portion 300 has an upper portion of the cylinder 310 open to accommodate the strainer therein, and a cylinder 310 than the strainer to form a fluid material passage through which the fluid flows out between the strainer and the inner surface of the cylinder 310. ) Is large.
  • a portion of the upper side of the cylinder 310 is formed with an inlet 314 through which the flow material is introduced, and a plurality of coupling screw holes are formed at the upper and lower ends of the cylinder.
  • the upper threaded holes 316 may be combined with the booster frame 160, and the lower threaded holes 318 may be coupled with the discharge unit 400.
  • Coupling portion 312 is attached to the inlet 314 of the upper cylinder, the head connection flange 750 of the fluid supply unit 700 is coupled thereto.
  • This connection method couples the threaded pipe, which is the end of the head connection flange, to the coupling portion of the inlet 314 of the cylinder so as to prevent the flow material from leaking.
  • the head connection flange 750 is provided with a pressure gauge 752 for detecting the pressure of the flow passage, and when the pressure exceeds a predetermined pressure is provided with a safety valve 760 for releasing the flow.
  • the strainer support plate 445 of the discharge part 400 is coupled to the lower cylinder threaded hole 318.
  • the support plate 445 is provided with a stopper 430 in the center for manually removing foreign matters, and a fluid discharge port 440 and a foreign matter discharge port 430 for discharging the fluid flowing through the strainer part are formed ( 7 is also provided with a coupling portion 410 having a bolt hole for coupling the dish outlet and the ring nozzle die (see FIG. 11).
  • the foreign matter discharge port is provided with a foreign matter discharge valve 450, the valve is usually used a solenoid valve or a hydraulic valve, and the valve is provided with a heating heater 452 for heating the flow material.
  • the lower portion of the strainer support plate 445 is provided with a plate-shaped outlet 420 for discharging the flow material from which foreign substances have been removed. If you want to make the fluid in the form of a pallet install a ring nozzle die (80) instead of the dish-type outlet (420).
  • the ring nozzle die 80 has a plurality of nozzle holes 84 formed in the middle region of the ring, and the inlet 85 of the nozzle is wide. And a plurality of bolt holes (82, 83) are formed on both sides of the nozzle, it is to be firmly coupled to the strainer support plate 445 attached to the lower portion of the cylinder.
  • the foreign material removal stopper 430 for manual operation is exposed through the inner ring 81 of the central portion of the ring nozzle die 80 to open the plug if necessary. .
  • the strainer support plate 445 may be coupled to the cylinder through the bolt hole 82 of the ring nozzle die 80, and the strainer support plate may be coupled to the cylinder through the bolt hole 83.
  • the foreign matter discharge port 430 intermittently discharging the foreign matter is mixed with the foreign matter and the flow material is temporarily stopped without moving, the temperature is easy to fall. Since the flow material hardens when the temperature decreases, the foreign matter may not move even when the foreign matter discharge valve 450 is opened to discharge the foreign matter. Therefore, the foreign matter discharge port 430 and the foreign matter discharge valve 450 may flow. Install an electric heater because it needs to be heated above the melting temperature.
  • the electric heater may be installed outside the foreign substance discharge valve 450 or an electric heater may be inserted into the foreign substance discharge valve.
  • the electric heater 452 is shown in the drawing.
  • the heaters are installed to adjust the temperature of the required portion, and the temperature sensor for detecting and controlling the temperature state of each part, and the pressure of the fluid material passage Install pressure sensors to detect.
  • System control means for collectively controlling the flow material supply means, the scratcher driver, the foreign matter discharge valve and the heaters using these known sensors is provided.
  • the system control means uses a temperature sensor and a pressure sensor to analyze the pressure and temperature of the fluid path to facilitate the movement of the fluid and to control the overall operation of the device periodically or periodically. By judging, the scratcher is driven to reciprocate and the foreign substance discharge valve is operated. As an example of such an operation, when the pressure of the flow path is above a certain value, it is preferable to operate the foreign matter discharge valve so that the foreign matter is discharged, and to maintain the temperature of the foreign matter discharge passage to be 10 to 20 degrees Celsius higher than the flow material. .
  • Flowing material injected into the cylinder inlet enters the strainer, passes through the through hole of the strainer, and only the flowing material from which the foreign matter is removed is discharged to the outlet.
  • the foreign substances are discharged by opening the foreign substance discharge valve, and when the foreign substances that are not automatically discharged are collected, the cap 430 is manually opened and discharged.
  • the fluid supply means 700 heat-melts and pressurizes molten material material (waste plastic waste such as plastic pellets, waste vinyl, or some purified solubility plastic, etc.) inserted from the inlet hopper 710 into which the material is introduced.
  • molten material material waste plastic waste such as plastic pellets, waste vinyl, or some purified solubility plastic, etc.
  • extruder 720 the outlet of the extruder is connected to the inlet of the cylinder portion 300.
  • the flow material supply means may use a conventional plastic extruder, it is possible to install the outlet 730 of the gas generated if necessary.
  • the extruder 720 When the raw material (mainly waste plastic) is introduced into the hopper 710 which is a material inlet, the extruder 720 is operated to heat the raw material into a molten state and pressurizes it to be discharged to the outlet of the extruder 720.
  • the raw material mainly waste plastic
  • the melt coming out of the outlet is introduced into the strainer through the head connection flange 750 and the inlet 314 of the cylinder portion 300, and when the pressure increases, the flow material passes through the through holes of the strainer, that is, the discharge passage, that is, Along the passage formed between the strainer and the inner wall of the cylinder and the holes formed in the strainer support plate 445, the fluid is collected at the discharge outlet and discharged through the dish-type outlet 420.
  • the apparatus of the present invention is installed in two stages as shown in Fig. 1, in the first stage operation, the above operation is carried out as described above, and is discharged to the outlet.
  • the material is passed through a ring nozzle die as shown in Fig. 12, and the melt flows out into a small hole, which is cooled and solidified, and is cut and pelletized.
  • the scratcher moves to the top of the strainer, and then move the scratch material flow valve of the scratcher so that the flow material cannot move through the flow material passage of the scratcher.
  • the scratcher is lowered to remove all of the fluid and foreign matter inside the booster, and the scratcher fastening unit 230 and the booster frame 160 are fixed to each other, and the frame 160 and the cylinder are locked.
  • the scratcher fastening unit 230 and the booster frame 160 are fixed to each other, and the frame 160 and the cylinder are locked.
  • the scratcher fastening unit 230 and the booster frame 160 are fixed to each other, and the frame 160 and the cylinder are locked.
  • the booster is all raised to the booster, and as shown in FIG. 10B, the booster is out of the cylinder and exposed to the outside. In this case, remove the booster and replace it with a new one, and then operate it in reverse order to restore normal operation. .
  • a control device which is a means, operates the scratcher actuator to reciprocate the scratcher. Then, foreign matters blocking the through-holes are separated from the through-hole inlet and are separated along the flow path of the scratcher or directly moved downward along the inner wall of the strainer, and if the scratcher is repeatedly operated repeatedly, Dirt builds up on the bottom of the strainer, to the point where the flow of fluid is not smooth.
  • This situation can be determined by the program of the system control means, or periodically, for example, the measurement of the pressure sensor and the temperature sensor measurement, the number of times the scratcher is driven, or the flow of the mass flow is measured. If there is a large amount of foreign matter in the lower part of the strainer, and open the foreign matter discharge valve, and send the foreign matter to the foreign matter outlet.
  • This control process can be designed by the program of the control device.
  • the system can be constructed to connect the apparatus of the present invention in multiple stages to purify waste plastic in a consistent process, in which case the strainer's through-hole size, in particular the booster's holes, can be used from larger to smaller. Good to do.
  • the size of the through hole is about 2 mm in diameter in the first step, and the size of the through hole is reduced to about 0.5 mm in diameter in the second step to filter out smaller and smaller foreign substances.
  • the through hole of the strainer is a relatively large hole, it can be made by using a machine tool such as a drill or a punch, but the through hole of the booster is very small, for example, to form a through hole having a size of 1 mm or less. It may be advantageous to fabricate by etching the process.
  • a phenomenon in which the outlet of the hole outside the cylinder is enlarged rather than the entrance of the hole inside the cylinder may be used.
  • the strainer internal grooves may be formed in a semicircle, ellipse, square, or triangle, U-shape, or the like in cross section.
  • Strainers and boosters can be made of high strength, acid resistant materials such as tool steel and stainless steel to extend their life.
  • strainer is shown and described as an example of a dual network structure of the main strainer and the booster, but not a double network structure, it is possible to use only one strainer or a booster, and a triple structure for installing another network in the booster.
  • the strainer structure of the system can also be manufactured.
  • the fluid supply means uses an extruder that melts and pressurizes the molten material material inserted into the hopper or material inlet, where gas may be generated, and the generated gas is discharged to the gas outlet 750. In some cases, it may be necessary to attach and control valves at these gas outlets or to install filters or anti-pollution devices.
  • heating devices as well as cooling devices may be provided where necessary to cool them if necessary.
  • a cooling unit may be installed near the ring nozzle die to cool the fluid to form pellets.
  • strainer part 120 strainer
  • scratcher 220 scratch ring 232: handle
  • fastening portion 231 locking device lever 233: fixing screw
  • lever shaft 236 stopper plate 240: flow path
  • valve gate 242 scratcher shaft 250: actuator (hydraulic cylinder)
  • fluid inlet 316 upper threaded hole 318: lower threaded hole
  • discharge portion 410 discharge portion coupling portion 420: dish type discharge port
  • stopper 440 fluid outlet
  • strainer support plate 450 foreign substance discharge valve
  • heating heater 80 ring nozzle die 85: inlet of the nozzle
  • fluid supply part 750 head connection flange
  • the arrows indicate the flow angle of the flow material 1 in the flow path, and the one on the stopper control lever indicates the direction of operation.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Combined Means For Separation Of Solids (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

La présente invention concerne un dispositif pour séparer une matière étrangère, qui est d'une taille prédéterminée ou plus grande, de substances fluides. La présente invention comprend : une crépine présentant une pluralité de trous traversants aménagés entre une surface intérieure et une surface extérieure ; un cylindre ayant à l'intérieur duquel est disposé la crépine de telle sorte que des substances fluides sont introduites à l'intérieur de la crépine à travers un orifice d'entrée et évacuées à travers un orifice de sortie en passant à travers la pluralité de trous traversants ; un racleur ayant un anneau de raclage qui se déplace pour entrer au contact de la surface interne de la crépine de telle sorte que la matière étrangère est séparée de la surface interne de la crépine et est évacuée par un orifice de sortie de matière étrangère si la matière étrangère incluse dans les substances fluides est bloqué au niveau de l'entrée des trous traversants de la crépine ; et une commande de racleur pour déplacer selon un mouvement alternatif le racleur dans la crépine.
PCT/KR2014/004002 2013-08-23 2014-05-07 Dispositif pour séparer une matière étrangère de substances fluides Ceased WO2015026046A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20130100159A KR20150022392A (ko) 2013-08-23 2013-08-23 유동물질 중 이물질을 분리하기 위한 거름망 및 장치
KR10-2013-0100159 2013-08-23

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WO2015026046A1 true WO2015026046A1 (fr) 2015-02-26

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WO (1) WO2015026046A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018184722A1 (fr) * 2017-04-05 2018-10-11 Maag Automatik Gmbh Dispositif filtrant pour un fluide
CN113290739A (zh) * 2021-05-24 2021-08-24 李志新 一种可降解塑料及其制备方法
EP3927519A1 (fr) * 2019-02-19 2021-12-29 BB Engineering GmbH Procédé et dispositif servant à filtrer une matière fondue polymère

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119704449A (zh) * 2025-02-28 2025-03-28 连云港华兴新材料科技有限公司 一种废橡胶循环处理用除杂装置及方法

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JP2002144338A (ja) * 2000-08-25 2002-05-21 Techno Polymer Co Ltd 樹脂リサイクルシステム
KR100638838B1 (ko) * 2006-04-26 2006-10-27 김광휘 폐합성수지 재활용 시스템의 이물질제거장치
KR100933873B1 (ko) * 2009-07-13 2009-12-24 박금연 용융수지의 이물질 제거장치
KR101171496B1 (ko) * 2010-04-28 2012-08-07 구세완 드럼체 및 유동물질 중 이물질 분리 장치

Patent Citations (4)

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Publication number Priority date Publication date Assignee Title
JP2002144338A (ja) * 2000-08-25 2002-05-21 Techno Polymer Co Ltd 樹脂リサイクルシステム
KR100638838B1 (ko) * 2006-04-26 2006-10-27 김광휘 폐합성수지 재활용 시스템의 이물질제거장치
KR100933873B1 (ko) * 2009-07-13 2009-12-24 박금연 용융수지의 이물질 제거장치
KR101171496B1 (ko) * 2010-04-28 2012-08-07 구세완 드럼체 및 유동물질 중 이물질 분리 장치

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018184722A1 (fr) * 2017-04-05 2018-10-11 Maag Automatik Gmbh Dispositif filtrant pour un fluide
EP3927519A1 (fr) * 2019-02-19 2021-12-29 BB Engineering GmbH Procédé et dispositif servant à filtrer une matière fondue polymère
CN113290739A (zh) * 2021-05-24 2021-08-24 李志新 一种可降解塑料及其制备方法

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