WO2017131324A1 - Procédé de montage d'isolation thermique interne pour cadre de construction, cadre de construction utilisant le procédé, et dispositif de fabrication de cadre de construction - Google Patents

Procédé de montage d'isolation thermique interne pour cadre de construction, cadre de construction utilisant le procédé, et dispositif de fabrication de cadre de construction Download PDF

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Publication number
WO2017131324A1
WO2017131324A1 PCT/KR2016/012484 KR2016012484W WO2017131324A1 WO 2017131324 A1 WO2017131324 A1 WO 2017131324A1 KR 2016012484 W KR2016012484 W KR 2016012484W WO 2017131324 A1 WO2017131324 A1 WO 2017131324A1
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Prior art keywords
frame
heat
flame
insulating material
fitting
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PCT/KR2016/012484
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English (en)
Korean (ko)
Inventor
이형주
Original Assignee
(주)윈가람
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Priority claimed from KR1020160010258A external-priority patent/KR101645988B1/ko
Priority claimed from KR1020160078994A external-priority patent/KR101693321B1/ko
Application filed by (주)윈가람 filed Critical (주)윈가람
Publication of WO2017131324A1 publication Critical patent/WO2017131324A1/fr

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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92—Protection against other undesired influences or dangers
    • E04B1/94—Protection against other undesired influences or dangers against fire
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/04—Wing frames not characterised by the manner of movement
    • E06B3/263—Frames with special provision for insulation
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/04—Wing frames not characterised by the manner of movement
    • E06B3/263—Frames with special provision for insulation
    • E06B3/267—Frames with special provision for insulation with insulating elements formed in situ

Definitions

  • the present invention relates to an internal heat insulaion fitting method of a building frame, and thus to a building frame and a device for manufacturing a building frame, and more particularly, to a pre-slightly smaller dimension inside a building frame such as a window or window.
  • Method of fitting heat insulation material of building frame which inserts foamed resin molding as molded heat insulation material and firmly mounts the above heat insulation material inside the building frame without gaps by foaming after finishing addition and heating by adding water and building construction accordingly It relates to a frame and a building frame manufacturing apparatus.
  • a building frame includes both a structural frame, a wall frame, and a window frame.
  • a window frame mounted in an opening for installing a window or a door formed in a building includes a hollow frame for insulating material installation and a frame of the aforementioned frame. It is common to have at least one or more rails formed in the longitudinal direction on the outside, and the window frame is mounted with a structure such as a glass window or a door.
  • the window frame is mainly made of a metal material such as synthetic resin or aluminum alloy, and the synthetic resin window frame has the advantage of excellent heat insulation, but relatively low in strength and fire resistance compared to metal, and toxic in fire. While there is a risk of gas emissions, metal window frames have the advantages of high strength, durability, and fire resistance.However, due to the high thermal conductivity, there is a risk of heat loss through the window frames and heat bridge phenomenon. Condensation may occur.
  • the simplest method of filling a building frame with a filler such as a resin foam includes an inserting method of inserting an extruded foamed molding such as EPS (foamed polystyrene) having excellent thermal insulation properties that fits the spatial dimensions inside a hollow frame of a window frame.
  • EPS foam polystyrene
  • the condensation phenomenon may occur.
  • foamed resin grains polyurethane or polystyrene beads
  • the direct or secondary foaming method of filling the pre-foamed granules and then foaming is widely used.
  • the above-mentioned direct or secondary foaming method causes local deformation such as convexities in the building frame when over-expanded, and conversely insufficient foaming.
  • Korean Patent No. 10-0260763 (registered on November 11, 2000) applies an adhesive to an opening of an aluminum chassis conveyed by a conveying means, lowers a mold holding plate on the upper side to form an airtight space, and then pre-foams the foam.
  • a method for producing an aluminum chassis having a foam insulation layer is provided in an opening in which the lip is filled and indirectly heated in a steam room while foaming while supplying dry steam.
  • the above method relates not to a chassis having a closed ring structure as a building frame but to a method of attaching a heat insulating material to the opening of the ring-opening frame having an opening on the upper side, and forming a mold for the main foaming of the pre-foamed granules. Since it requires a process of lowering the mold holding plate from the upper side for this purpose, it requires not only a special facility but also a method of main foaming after filling the pre-foamed granules, so as to accurately calculate the filling amount and control the foam volume as described above. There is a problem that requires considerable effort and technology and equipment for the.
  • Japanese Laid-Open Patent Publication No. 2002-500303 discloses foaming polymer resin fine particles such as EPS (foamable polystyrene beads) or EPE (foamable polyethylene beads) in the hollow portion of an aluminum chassis.
  • EPS polystyrene beads
  • EPE polyethylene beads
  • the pre-foamed granules are foamed by dry steam of 110 to 140 ° C., and an aluminum chassis filled with a foamed heat insulating material steamed and molded at a temperature of 70 to 100 ° C. and a method of manufacturing the same are proposed.
  • the above-described method is also steam filled by inserting the pre-foamed granules in filling the hollow insulation of the aluminum chassis, and the filling cap and the exhaust cap must be used inside the filling plate and the exhaust plate as valve means.
  • Complex equipment such as filling and exhaust devices, backflow prevention valves, stacking means, cooling units, compressed air blowing nozzles, dry steam supply lines, cooling water supply lines, compressed air supply lines, conveying conveyors, etc., as well as accurate filling and foaming volume control The problem is that it requires considerable effort and skill.
  • the first object of the present invention is excellent productivity and ease of processing, which can quickly adapt to the change in the shape or dimensions of the building frame or its requirements according to the needs of the building site, without the need for the use of significant scale equipment or control technology. It is to provide a method of fitting heat-resistant insulation of the building frame.
  • a second object of the present invention is to provide a method of fitting a heat insulating material of a building frame without fear of deformation or damage to the building frame due to over-foaming when fitting the heat insulation material, and there is no fear of fitting failure due to insufficient foaming.
  • a fifth object of the present invention is to provide an apparatus capable of manufacturing a building frame filled with heat insulating material by filling the heat insulating material in the hollow portion of the frame easily without a space between the frame and the heat insulating material.
  • the hollow space of the hollow frame of the building frame occupies 80-95% Inserting a flame-retardant heat-resistant insulating molded article having the same shape as that of the frame into the hollow frame inner space; (B) adding 5 to 10% by weight of water relative to the weight of the flame-retardant heat-resistant foam molding to the surface of the flame-retardant heat-resistant foam molding; (C) heat-resistant fitting of the building frame consisting of the step of firmly fitting the above flame-retardant heat-resistant foam molded material into the hollow frame of the building frame by the fitting foam heat-treated at 100 ⁇ 160 °C for 5 to 15 minutes.
  • a fitting method is provided.
  • step (D) of cutting the protrusions of the flame-retardant heat-resistant foam molded article protruded from both ends of the hollow frame of the building frame by the fitting foam can be further performed.
  • the addition of the moisture may be made by applying an aqueous adhesive to the outer surface of the flame-retardant heat-resistant foam molding.
  • the flame-retardant heat-resistant foam molding material may be obtained by sequentially passing through the pre-expanding step and the aging step, the flame retardant coating step and the present molding step.
  • the flame-retardant heat-resistant foam molding may be obtained through a cutting step subsequent to the present molding step.
  • the flame retardant coating step is to add a flame retardant to the outer surface of the pre-foamed granules by blowing 50 to 400 parts by weight of the flame retardant to 100 parts by weight of the pre-expanded particles in a gravity-free mixing device equipped with a plurality of stirring devices and blowing dry air It may consist of coating.
  • the flame retardant is 100 to 200 weight of aluminum hydroxide, expanded graphite or sodium hydroxide as a flame retardant component in 100 parts by weight of an aqueous acrylic emulsion adhesive having a molecular weight of 2 to 8% and a solid content of 20 to 40% by weight based on the total molecular weight of the resin. It may be a mixed liquid flame retardant coating solution.
  • a flame-retardant heat-resistant insulating molded article obtained by the above-described fitting method is inserted into an internal space of a hollow frame of a building frame by fitting foaming.
  • a building frame is provided that is tightly fitted.
  • the adhesive layer may be interposed between the inner surface of the hollow frame of the building frame and the outer surface of the fitting foamed flame-retardant heat-resistant foam molding.
  • the building frame may be a metal structural frame, a metal wall frame, or a window frame, in particular a metal window profile.
  • Building frame manufacturing apparatus comprises a raw material storage unit that the foamed resin particles are stored; A pre-expanded particle generation unit connected to the raw material storage unit so that the expandable resin particles can be introduced from the raw material storage unit, and generating pre-expanded particles having foamability by foaming the expandable resin particles introduced from the raw material storage unit; A pre-expanded particle storage unit connected to the pre-expanded particle generation unit so as to input the pre-expanded particle from the pre-expanded particle generation unit, and storing the pre-expanded particles discharged from the pre-expanded particle generation unit; The pre-expanded particle storage unit is connected to the pre-expanded particle storage unit to input the pre-expanded particle storage unit, and steam-expanded pre-expanded particles introduced from the pre-expanded particle storage unit to form a foamed molded article on a block.
  • a conveying conveyor installed under the foam molding unit to move the foam molding discharged from the foam molding unit toward a rear end process; It is disposed at the distal end of the conveying conveyor, the foamed molded product transported through the conveying conveyor is cut into a size that can be inserted into the hollow portion of the frame having a hollow portion to form a heat-resistant insulating material to be filled in the hollow portion of the frame part;
  • a heat insulating material filling part disposed at a rear end of the heat insulating material forming part and filling the heat insulating material in the hollow part of the frame by inserting the heat insulating material into the hollow part of the frame;
  • a frame heating part disposed at a rear end of the heat insulating material filling part and further heating the frame in which the heat insulating material is inserted to expand and expand the heat insulating material in the frame.
  • the water insulating member may be disposed between the heat insulating material forming portion and the heat insulating material filling portion, and may further include a moisture adding part for applying an aqueous adhesive including water on the surface of the heat insulating material.
  • the building frame manufacturing apparatus further includes a foam molding selection unit for selecting whether the foam molding is defective by photographing the internal structure of the foam molding transferred through the conveying conveyor, and selecting the foam molding.
  • the unit may include: a radiation source disposed on one side of the conveying conveyor and disposed perpendicular to the rotational direction of the conveying conveyor, and projecting a radiation beam toward the foamed molding conveyed through the conveying conveyor; A scintillator positioned opposite to the position of the radiation source and disposed to face the radiation source, the radiation beam passing through the foam molding is incident and converting the incident radiation beam into a flash; An optical receiver disposed at a rear end of the scintillator and configured to receive the flash converted by the scintillator to generate image information; And a display unit electrically connected to the light receiving unit and receiving the image information generated by the light receiving unit and displaying the image information as a checkable image.
  • the method of fitting a heat insulating material of a building frame according to the present invention, and the building frame and the building frame manufacturing apparatus according to the invention, can quickly meet the change in the shape or dimensions of the building frame according to the needs of the building site, or the heat-resistant material fitting
  • the apparatus for manufacturing a building frame since the water-based insulating material made of a foamed molding having a smaller volume than the hollow portion of the outer frame is used, and the water-based adhesive including moisture applied to the surface of the heat insulating material acts as a lubricant, The friction force generated when inserting into the frame is small, so it is easy to handle and step-by-step process including inserting into the frame, and it has excellent workability.
  • 1 is a view showing a conventional expandable polyester beads.
  • FIG. 2 is a view showing the pre-foamed granules of FIG.
  • FIG. 3 is a view showing a flame retardant coating pre-expanded granules.
  • FIG 5 is an exemplary view of a building frame according to the present invention.
  • FIG. 11 is a result diagram of Test Example 2.
  • FIG. 14 is a block diagram conceptually illustrating a configuration of a building frame manufacturing apparatus filled with a heat insulating material according to an embodiment of the present invention.
  • FIG. 15 is a view schematically showing the configuration of a building frame manufacturing apparatus filled with a heat insulating material according to an embodiment of the present invention.
  • FIG. 16 is a diagram illustrating an injection nozzle constituting the water addition unit illustrated in FIGS. 14 and 15.
  • 17A and 17B are perspective views illustrating states before and after additional foaming of the heat insulating material filled in the interior of the frame during the manufacturing process of the building frame by the building frame manufacturing apparatus shown in FIG. 14.
  • 18A and 18B are enlarged views of main parts showing the enlarged parts A and B of FIGS. 17A and 17B.
  • 19 is a view for explaining the foam molding selection unit of the building frame manufacturing apparatus filled with the heat insulating material according to another embodiment of the present invention.
  • the term "architectural frame” used throughout this specification may be a metal structural frame, a metal wall frame, or a window frame of various kinds and shapes, and particularly a frame having a hollow or closed ring internal space and its It is defined as a meaning including a metal window profile formed with at least one rail portion outside the frame.
  • the term "fitting" as used throughout this specification means that the outer surface of the flame-retardant heat-resistant insulation is firmly interposed with the adhesive layer without any gaps or spaces with the inner surface of the hollow frame of the "building frame", or without the adhesive layer. It is defined to mean a state that is tightly fixed to impart heat insulation and sound insulation to the hollow frame.
  • foam expansion as used throughout this specification also refers to storage and maturation and flame retardant after pre-expanding foamed resin beads or grains to which blowing agents such as pentane or butane are added.
  • the foam produced by the present foam molding by coating is placed in a hollow frame as a mold of the above-mentioned "building frame”, and then heat-treated after adding water to further foam the foam to increase the volume by 5 to 20%. "finting” is defined as meaning finish foaming.
  • the method of fitting a heat insulating material of a building frame according to the present invention basically includes the following steps.
  • the flame-retardant heat-resistant foam molded material having the same shape as that of the hollow frame and occupying 80 to 95% of the hollow frame inner space volume of the building frame is inserted into the hollow frame inner space.
  • the above flame-retardant heat-resistant insulating molded foam is firmly fitted into the hollow frame of the building frame by fitting foam heat treatment at 100 to 160 ° C. for 5 to 15 minutes.
  • expanded polystyrene expanded polystyrene
  • pentane pentane
  • copolymer resin prepared by polymerizing a styrene monomer (monomer)
  • foaming agent such as butane (butane, C 4 H 10 ).
  • the type of flame-retardant heat-resistant heat-resistant foamed molded article applied to the above step (A) is not particularly limited as long as it is a foamed resin, and may be expanded polystyrene, expanded polyurethane, expanded polyethylene or copolymer resin thereof. Although it may be used, expanded polystyrene or styrene copolymer resin may be preferably used, and the manufacturing process thereof will be described in detail.
  • the expandable polystyrene or styrene copolymer resin is commercially available in the form of beads having a diameter of 0.2 to 0.3 mm (see FIG. 1), and the expandable polystyrene beads are 0.2 to 0.4 kgf / inner pressure in a reaction vessel equipped with a stirrer. By injecting steam in cm 2 it is produced into expanded polystyrene pre-expanded granules (see FIG. 2) by pre-exposure of the blowing agent.
  • the pre-expanded foam is foamed through time control at a foaming ratio of 30 to 70 times in consideration of the insulation and strength corresponding to the use of the foam insulation to be finally produced and the smoothness of the fitting foam as additional foam.
  • the pre-expanded foam is less than 30 times the foaming ratio is not preferable because excessive cooling time is consumed in the insulation forming process, resulting in a decrease in productivity.
  • shrinkage before fitting foaming may weaken the adhesion to the metal frame and damage the airtightness.
  • the pre-expanded granules are aged in a well-ventilated net silo to remove the excess foam gas present therein and to cool the heat-softened polystyrene resin.
  • a liquid flame retardant coating liquid is prepared to impart flame retardancy to the thermally insulating foamed molded material finally coated by coating the surface of the preliminary foam granules, and the flame retardant coating liquid has a solid content of 20 to 40% by weight, and the entire resin 100 to 200 parts by weight of aluminum hydroxide, expanded graphite, sodium hydroxide, or the like as a flame retardant component was added to an emulsion adhesive such as an aqueous acrylic resin having a molecular weight of 2 to 8% by weight based on the molecular weight of It is prepared by mixing uniformly.
  • an emulsion adhesive such as an aqueous acrylic resin having a molecular weight of 2 to 8% by weight based on the molecular weight of It is prepared by mixing uniformly.
  • the amount of the flame retardant added during the coating and drying process may increase, which may result in insufficient flame retardant properties.
  • the viscosity is too high, which may cause difficulty in uniform mixing with the flame retardant, which is also undesirable.
  • the phosphorus component contained in the above-mentioned emulsion adhesive resin has the advantage of contributing to improving the flame retardancy of the emulsion adhesive, but the content of less than 2% by weight based on the molecular weight of the entire resin is inferior in the reforming ability It is difficult to expect an uncomfortable flame retardancy, and when it exceeds 8% by weight, the hydrophilicity of the emulsion adhesive dried is increased, there is a concern that the frequency of defects during the molding process of the insulation increases.
  • the flame retardant component exceeds 200 parts by weight with respect to 100 parts by weight of the emulsion adhesive containing water, the adhesion resulting from the resin component of the emulsion adhesive is inferior, and the flame retardant coating liquid is easily detached from the surface of the expanded polystyrene pre-foamed granules. This occurs, and when the flame retardant component is less than 100 parts by weight, there is a problem that it is difficult to expect a satisfactory flame retardancy.
  • the coating on the surface of the pre-foamed granules of the flame retardant coating liquid is charged into the liquid flame retardant coating liquid according to the required flame retardancy after charging the pre-foamed granules which have been matured, for example, into a gravity-free mixing apparatus having two stirring devices horizontally present. 50 to 400 parts by weight of the pre-expanded granules are injected into the gravity-free mixing device, and then blown to dry the air while stirring.
  • the flame-retardant coating pre-expanded lip (see FIG. 3) where the aging and flame retardant coating is completed is charged into a molding machine equipped with a steam injection device and a cooling device, and then pressurized to press the internal pressure of the molding machine to 0.4-0.7 kgf / cm2.
  • the above flame-retardant coating pre-expanded granules are fused together to be molded into an integrally foamed heat insulating material (see FIG. 4) having a predetermined shape.
  • the flame-retardant heat-resistant foamed molded material described above may be prepared using a mold having a predetermined shape in advance, or, if necessary, as an optional step, a predetermined insulating material may be used in the field using cutting means such as hot wire. Of course, it can be used to cut in shape and dimensions.
  • the flame-retardant heat-resistant foam molded material inserted in the (A) flame-retardant heat-resistant foam molded material inserting step described above occupies 80 to 95% of the volume of the internal space of the hollow frame of the building frame, and the shape and ratio of the hollow frame. As a rule, they have the same shape.
  • the volume of the flame-retardant heat-resistant foamed molding material is less than 80% of the volume of the interior space of the hollow frame of the building frame, it is not preferable because there is a possibility of adhesion deterioration or gap due to insufficient fittings, and in contrast, the volume exceeds 95%. This is also undesirable because there is a risk of frame deformation due to over-foaming.
  • the method according to the present invention inserts the flame-retardant heat-resistant foam insulation into the inner space of the hollow frame of the building frame and passes through the fitting foaming step described later, there is no fear of heat deformation due to heating during fitting foaming. It is appropriate to use a building frame made of metal such as stainless steel or galvanized steel.
  • the flame-retardant heat-resistant foamed molded article used in the present invention uses the foamed molded article obtained in the present molding step using a predetermined molding die having the required size and shape, or bulk-foamed molded foam. Of course, after molding to the desired shape and dimensions can be cut and used.
  • the addition of water to the surface of the flame-retardant heat-resistant foamed molding material adds 5 to 10% by weight of water to the weight of the flame-retardant heat-resistant foamed molding material, and the addition of the moisture is the flame-retardant heat-resistant insulation It may consist of applying an aqueous adhesive to the outer surface of the foamed molding material.
  • the heat-resistant foamed molding is 1 ⁇ due to the steam used in this molding step It has a moisture content of 5% by weight, but additional moisture should be added because it varies greatly depending on the storage process and humidity of the product.
  • the above water addition is performed by simply spraying water on the surface of the flame-retardant heat-resistant foamed molding or spraying water-soluble polymer solution and water-based adhesive on the surface of the heat-insulating material to increase the moisture content of the flame-retardant heat-resistant foamed molding. Adjust it to -10 weight%.
  • the flame-retardant heat-resistant foam molded material tends to shrink due to the supplied heat, and thus there is a high possibility that the fitting in the internal space of the hollow frame is difficult. It is also undesirable to delay the drying of moisture present inside the frame, to lower the thermal insulation of the insulation due to moisture, and to cause corrosion of the connectors used in the assembly of the frame.
  • the added moisture is evaporated by heating in the subsequent fitting foaming step to supply water vapor as expanded fruit to the interior of the flame retardant heat-resistant foam molding, and to uniformly transfer heat throughout the flame-retardant heat-resistant foam molding. , It serves to prevent the flame-retardant heat-resistant foam molded material inserted by overheating of the frame made of a metal material during heating to shrink or deform by heat.
  • any of acrylic adhesives such as alkyl acrylate, glycidyl methacrylate and hydroxyalkyl acrylate, EVA adhesive, polyvinylacetate adhesive, polyvinyl alcohol adhesive and silicate inorganic adhesive
  • EVA adhesive polyvinylacetate adhesive
  • polyvinyl alcohol adhesive silicate inorganic adhesive
  • the above water-based adhesive itself is lubricated, it not only makes it easier to insert the flame-retardant heat-resistant foamed molding material into the internal space of the hollow frame of the building frame, but also flame-retardant heat-resistant foamed molding by friction
  • the surface damage of the ash can be effectively prevented, and the detachment phenomenon in which the flame-retardant heat-resistant foam molded material inserted by the viscosity of the water-based adhesive escapes to the outside of the frame can be effectively prevented.
  • the above flame-retardant heat-resistant insulation moldings are firmly secured in the hollow frame of the building frame by fitting foam heat treatment at 100-160 ° C. for 5-15 minutes. Fitting it.
  • the flame-retardant heat-insulating foamed molding material is placed in the internal space of the hollow frame to a loading means equipped with a moving means to a heating chamber equipped with a heating mechanism capable of uniformly heating the whole
  • the fitting foaming step by heat treatment is carried out.
  • the temperature of the heat chamber is between 100 and 160 ° C., and the heating of the heat chamber may be performed using steam or a dry hot air method.
  • the temperature of the heat chamber is less than 100 ° C., it is not preferable because the foaming of the flame-retardant heat-resistant foamed molding takes too much time for the fitting foaming and the added moisture may be evaporated and removed before the fitting foaming is completed. At temperatures above 160 ° C., it is also undesirable because the fitting foaming is performed too quickly and excessively, resulting in deformation of the frame.
  • the building frame according to the present invention is a form in which the flame-retardant heat-resistant insulating molded article obtained by the above-described fitting method is closely fitted to the inner space of the hollow frame of the building frame by fitting foaming (see FIG. 5).
  • the adhesive layer may be interposed between the inner surface of the hollow frame of the building frame and the outer surface of the fitting foamed flame-retardant heat-resistant foam molding.
  • the building frame according to the present invention may be a metal structural frame, a metal wall frame, or a window frame, in particular a metal window profile may also be as described above.
  • Expandable polystyrene foams due to expansion of pentane gas contained as a blowing agent at a temperature of 100 ° C., a softening temperature, and rapidly foams from 8 minutes after the start of heating, gradually foaming from 18 minutes, and foaming out of foaming gas from 22 minutes. It was confirmed that the force was lost and hardly fired.
  • the same expandable polystyrene as used in (1) above was aged at room temperature for 6 hours by foaming polystyrene foamed by adding a saturated steam of 0.1 kgf / cm 2 at a pressure of atmospheric pressure at atmospheric pressure for 6 hours at room temperature, followed by 100 ml volume. 2 g of the measuring cylinder was placed in a heater set at a temperature of 100 ° C., and then foaming was observed at intervals of 4 minutes for 28 minutes, and the results are shown in FIG. 8.
  • the same 40-fold expanded polystyrene as used in (2) above is filled into a steam heating mold, and steam is injected to increase the pressure inside the mold to 1 kgf / cm 2.
  • the expanded polystyrene moldings were melted and bonded to each other.
  • the obtained foamed polystyrene molded material was cut into a 10-cm long rectangular parallelepiped rod, placed in a heater set at a temperature of 100 ° C., and heated for 30 minutes, and observed for deformation at 2 minute intervals, and the results are illustrated in FIGS. 9 and 10. Shown in
  • the foamed molded article is not expanded again by foaming upon reheating, but loses the foaming force due to the loss of the foaming agent, so that further foaming by simple heating is impossible, and in particular, thermal foaming such as foamed polystyrene Simple heating without moisture addition to the formed moldings has been found to cause shrinkage of the product by heat.
  • Test Example 2 (Comparative Example): Additional foaming of expanded styrene molding using high pressure steam
  • Test Example 1 (3) Using a conventional high pressure steam molding machine equipped with steam inlets and outlets at regular intervals, the same test piece cut in the form of a cuboid rod of 10 cm in length with Test Example 1 (3) was further foamed.
  • the further foaming introduced saturated steam to raise the pressure inside the molding machine to 1 kgf / cm 2 to heat the expanded polystyrene molded material test piece.
  • the steam pressure inside the molding machine was maintained at 1 kgf / cm 2 for 4 minutes, and then the opening was opened to observe the form of the heated foamed polystyrene. In comparison with FIG.
  • Test Example 3 (Examples and Comparative Examples): Fitting foaming by heating of the heat-resistant foam molding located inside the metal frame
  • Foamed polystyrene moldings prepared using the same 40-fold expanded polystyrene beads as used in (3) of Test Example 1 above were cut to a size of 6.7 cm wide, 5.5 cm long and 29.5 cm long, and the size of the internal voids was approximately.
  • Two expanded polystyrene test specimens of a size that can be easily inserted into a metal frame of 7 cm, 5.65 cm, and 29.5 cm in length were prepared.
  • the test piece had a volume of 1087.075 cm 3, a weight of 26.4121 g, and a density of about 0.0243 g / cm 3.
  • the non-treated specimen which is a comparative example on the left side, starts to shrink little by little at the beginning of heating, deforms rapidly from 8 minutes, and contracts, and the volume is reduced by 15 minutes.
  • the test specimen of the example on the right fills the inner space of the hollow frame at about 8 minutes without shrinkage, and from 9 minutes, the leakage of the aqueous adhesive is observed as the internal gap decreases, from 10 minutes to 15 minutes. It was confirmed that the test piece was expanded foam.
  • FIG. 14 is a block diagram conceptually showing a configuration of a building frame manufacturing apparatus filled with a heat insulating material according to an embodiment of the present invention
  • Figure 15 is a building frame manufacturing apparatus filled with a heat insulating material according to an embodiment of the present invention.
  • FIG. 16 is a view schematically illustrating a configuration of the present invention
  • FIG. 16 is a diagram illustrating an injection nozzle constituting the water addition unit illustrated in FIGS. 14 and 15.
  • 17A and 17B are perspective views respectively showing states before and after additional foaming of the heat insulating material filled in the frame during the manufacturing of the building frame by the building frame manufacturing apparatus shown in FIG. 14, and
  • FIGS. 18A and 18B are respectively 17A and 17B are enlarged views illustrating main parts enlarged in parts A and B
  • FIG. 19 is a view for explaining a foam molding selection part of a building frame manufacturing apparatus filled with a heat insulating material according to another embodiment of the present invention. .
  • Building frame manufacturing apparatus filled with a heat insulating material relates to a device for manufacturing a building frame filled with a heat insulating material in the interior of the frame as shown in Figure 17a and 17b.
  • the building frame manufacturing apparatus filled with the insulating material according to an embodiment of the present invention, the raw material storage unit 110, pre-expanded particle generation unit 120, pre-expanded particle storage unit 130 ), The foam molding unit 140, the conveying conveyor 150, the heat insulating material forming unit 160, the heat insulating material charging unit 180 and the frame heating unit 190 may be included.
  • the raw material storage unit 110 may have a conventional hopper shape having an inlet and an outlet. Inside the hopper, foamed resin particles as raw materials are stored.
  • the expandable resin particles may be polystyrene or styrene copolymer resin having a bead shape having a diameter of 0.2 to 0.3 mm.
  • a discharge port of the raw material storage unit 110 may be connected to a first transfer pipe (not shown) for transferring the expandable resin particles to the pre-expanded particle generation unit 120.
  • the pre-expanded particle generation unit 120 is connected to the raw material storage unit 110 so that the expandable resin particles can be introduced from the raw material storage unit 110, and foams the expandable resin particles introduced from the raw material storage unit 110. To produce pre-expanded particles having foamability.
  • the pre-expanded particle generation unit 120 is a reaction tank equipped with a stirrer, a steam supply for injecting steam into the reaction vessel and a second transfer pipe connected to the pre-expanded particle storage unit 130 from the stirrer (Not shown).
  • the expandable resin particles transferred from the raw material storage unit 110 are introduced into the reaction tank and stirred, and at this time, the expandable resin particles are preliminarily prepared by injecting steam at an internal pressure of 0.2 to 0.4 khf / cm 2 through the steam supply. Foaming may produce prefoamed particles.
  • the pre-expanded particle storage unit 130 is connected to the pre-expanded particle generation unit 120 so that the pre-expanded particles can be input from the pre-expanded particle generation unit 120, and is discharged from the pre-expanded particle generation unit 120. Prefoam particles can be stored.
  • the pre-expanded particle storage unit 130 is a mating part consisting of silos made of easy-ventilated net, a drying unit for drying the matured pre-expanded particles, and the foamed molding unit 140 from the drying unit It may include a third transfer pipe connected to.
  • the drying unit may include a chamber and a hot air supplier for supplying hot air into the chamber.
  • the pre-expanded particles transferred from the pre-expanded particle generation unit 120 may be first introduced into the silo of the ripening part, for example, aged for 6 to 12 hours, and then introduced into the chamber of the drying part after the aging period. It can be dried by hot air.
  • the foam molding unit 140 is connected to the pre-expanded particle storage unit 130 so that the pre-expanded particles can be input from the pre-expanded particle storage unit 130, and pre-foamed from the pre-expanded particle storage unit 130.
  • the particles may be steam heated and foamed to form a foamed molded article on the block.
  • the foam molding unit 140 may be a mold apparatus.
  • the mold apparatus includes a cavity mold (cavity, fixed mold) and a core mold (Core, moving mold), and a molding space is formed between the cavity mold and the core mold, and after the pre-expanded particles are injected into the molding space,
  • the foam may be molded by adding and cooling.
  • the mold apparatus injects the bead resin into the molding space
  • the mold apparatus closes slightly between the cavity mold and the core mold (cracking state). This is to increase the density in the mold when the bead resin is injected into the molding space between the cavity mold and the core mold.
  • the cavity mold and the core mold are brought into close contact with each other so that the molding space is completely closed.
  • the mold apparatus for molding the foamed molding includes a cavity mold 141 and a core mold 142 as shown in FIG. 2, and the cavity mold 141 is installed at the fixed side mold base 143.
  • the core mold 142 is installed on the movable mold frame 144, and the movable mold frame 144 is movable to the fixed mold base 143.
  • the stationary side mold base has a stationary side support plate disposed around the cavity mold, a stationary side back plate disposed at the rear of the stationary side support plate, a stationary side support plate, and an edge of the stationary side back plate to which the edges are fixed. It may have a side frame. A space through which steam or cooling water passes may be formed between the fixed side back plate and the fixed side support plate, and an opening for separately injecting and discharging steam and coolant may be installed in the fixed side frame.
  • the fixed side back plate and the cavity mold may be installed through the feeder and the ejector pin, the feeder may inject the raw material of the pre-expanded particles, the ejector pin may take out the molded foam molding.
  • the moving side mold frame has a moving side support plate disposed around the core mold, a moving side back plate disposed on the rear side of the moving side support plate, a moving side support plate, and a moving side frame to which edges of the moving side back plate are fixed.
  • a space through which steam or cooling water passes may be formed between the moving side rear plate and the moving side support plate, and an opening for separately injecting and discharging steam and cooling water may be installed in the moving side frame.
  • the cavity mold and the core mold are arranged with a plurality of steam caps perforated steam caps to receive steam through the steam caps so that the pre-expanded particles can be heated to form a foamed molded article.
  • the cooling water pipes may be formed along the inner edges of the fixed side and the moving side frames, and numerous branch pipes may be connected to the cooling water pipes and sprayed on the outer surfaces of the cavity molds and the core molds to achieve cooling.
  • the conveying conveyor 150 may be installed below the foam molding unit 140 to move the foam molding discharged from the foam molding unit 140 toward a rear end process, that is, the insulation molding unit 160.
  • the heat insulation member 160 is disposed at the distal end of the conveying conveyor 150, and cuts the foamed molding conveyed through the conveying conveyor 150 into a size that can be inserted into the hollow portion of the frame F having the hollow portion.
  • the heat insulating material 10, 10a to be filled in the hollow part of the () can be molded.
  • the insulation molding unit 160 may include cutting means for cutting the foamed molding while moving along the transverse and longitudinal directions of the foamed molded article on the block.
  • the cutting means may be composed of a cutting blade or a heating wire.
  • Insulation material (10, 10a) is formed by cutting the foam molding through the insulation material forming portion 160 is 80 to 95% of the volume of the hollow portion of the frame (F) when inserted into the hollow portion of the frame (F) It may be size insertable to make. If the volume of the heat insulator 10, 10a is less than 80% of the volume of the hollow part of the frame F, it is not preferable because there is a possibility of adhesion deterioration or gaps due to insufficient fitting, and conversely, if it exceeds 95%, It is also undesirable because there is a risk of deformation of the frame F due to foaming.
  • the water adding part 170 may be disposed between the heat insulating material forming part 160 and the heat insulating material filling part 180, and may apply an aqueous adhesive including water to the surfaces of the heat insulating materials 10 and 10a. That is, the water adding unit 170 may be disposed at the rear end of the conveying conveyor 150. Although not shown, for example, the moisture adding unit 170 is transferred through an adhesive storage unit for storing an aqueous adhesive including water, a pump for pumping an aqueous adhesive from the adhesive storage, and a transfer conveyor 150.
  • It may include a cradle on which the heat insulating materials are placed, and spray nozzles installed to be disposed on the top of the heat spreader to apply the water-based adhesive pumped by the pump toward the surfaces of the heat insulating materials 10 and 10a.
  • FIG. 16 is a diagram illustrating an injection nozzle constituting the water addition unit illustrated in FIGS. 14 and 15.
  • the spray nozzle 62 causes the aqueous adhesive to rotate and form a vortex when the aqueous adhesive stored in the adhesive reservoir is pumped and sprayed.
  • the injection nozzle 62 is formed with a fastening portion 64 having a screw thread to be engaged with the pipe 67 connected to the pump, from which the hollow conical body 65 downwards. It is formed integrally extending, the conical body 65 is formed through the plurality of injection holes 66 which are holes through which the aqueous adhesive is finally injected along the spiral direction.
  • a spiral guide groove 68 is formed on the outer surface of the conical body 65 to coincide with the injection holes 66 arranged in a spiral direction, and the guide grooves 68 are sprayed from the injection holes 66. It guides the spraying direction of the star-based adhesive in the spiral direction and forms a vortex.
  • the water-based adhesive sprayed through the spiral injection port 66 and the spiral guide groove 68 of the vortex injection nozzle 62 rotates and forms a vortex while spraying the thermal insulators 10 and 10a, thereby providing a heat insulating material (
  • the aqueous adhesive can be evenly applied to the entire surface of 10, 10a).
  • an eccentric line 69 inclined at about 60 ° through a bearing can be rotated. Is installed.
  • the water-based adhesive sprayed through the spiral injection port 66 and the spiral guide groove 68 of the vortex injection nozzle 62 rotates to form a vortex at the same time, and the eccentric line 69 is the water-based adhesive.
  • the rotational injection of the rotating in the same direction is made of evenly sprayed water-based adhesive, it is possible to easily apply the water-based adhesive toward the heat insulating material (10, 10a).
  • water When water is added to the heat insulators 10 and 10a through the water adding unit 170, water may be added to adjust the moisture content of the heat insulators 10 and 10a to 5 to 10%. If the moisture content is less than 5% by weight, the heat insulating material 10, 10a tends to shrink due to the supplied heat, so that there is a high possibility that fitting in the hollow portion of the hollow frame F is difficult, and conversely exceeds 10% by weight. In this case, delayed drying of moisture present in the frame F after fitting foaming, deterioration of thermal insulation of the heat insulating materials 10 and 10a due to moisture, and corrosion of the connector used in the assembly process of the frame F may be caused. It is also undesirable because it is.
  • the further foam expansion step it is evaporated by heating to supply water vapor in further expansion of the foamed molding, as well as to transfer heat evenly to the foamed molding, and to be heated with a metal frame (F).
  • the heat insulating material (10, 10a) of the molded foam inserted by the overheating of the serves to prevent shrinkage or deformation by heat.
  • the aqueous adhesive used in the water adding unit 170 may be an acrylic adhesive such as alkyl acrylate, glycidyl methacrylate, hydroxyalkyl acrylate, EVA adhesive, polyvinylacetate adhesive, or polyvinyl alcohol.
  • an adhesive agent, a silicate inorganic adhesive, etc. are mentioned, It is not limited to these.
  • the adhesive may lubricate to easily insert the heat insulators 10 and 10a into the inside of the frame F, and the surfaces of the heat insulators 10 and 10a may be frictionally removed. Damage to the phenomenon can be prevented, and a phenomenon in which the heat insulating materials 10 and 10a inserted by the viscosity of the aqueous adhesive can escape to the outside of the frame F can also be prevented.
  • the heat insulating material filling part 180 is disposed at the rear end of the heat insulating material forming part 160, and inserts the heat insulating material 10, 10 a into the hollow part of the frame F to fill the heat insulating material 10, 10 a in the hollow part of the frame F. can do.
  • the heat insulating material filling unit 180 includes a mounting portion including a region where a plurality of frames are arranged and a region where the insulating material is arranged so that the ends of the insulating material correspond to the hollow parts of the respective frames, and the plurality of arrangements.
  • Fixing jigs for fixing the frame, and the heat insulating material pressing portion which is located on one side of the mounting portion to press the heat insulating material corresponding to the hollow portion of the frame into the hollow portion.
  • the frame heating part 190 is disposed at the rear end of the heat insulating material filling part 180, and heats the frame F in which the heat insulating materials 10 and 10 a are inserted to heat the heat insulating materials 10 and 10 a in the frame F. It may be further expanded and expanded.
  • the frame heating unit 190 may include a heat chamber having a loading means and a heating mechanism for loading and moving the frames.
  • the frames may be loaded in the loading means and moved to the heat chamber, and the heat insulating material may be further foamed by heat treatment in the heat chamber.
  • the heating of the heat chamber may use a steam or dry hot air method, and the additional foaming process may be heat treated for 5 to 15 minutes by setting the heat treatment temperature of the frame to 100 ⁇ 160 °C.
  • the heat insulating material 10, 10 a expands in the inside of the frame F to fill a gap with the inner wall of the frame F, and comes into close contact with the inner wall of the frame F.
  • the moisture is evaporated by the additional foaming, the adhesive 12 applied to the surface of the heat insulating material is solidified to form an adhesive layer, thereby adhering and fixing the additional foamed heat insulating material (10, 10a) to the inner wall of the frame (F).
  • the expandable resin particles stored in the raw material storage unit 110 are transferred to the pre-expanded particle generation unit 120, and the pre-expanded particle generation unit 120 foams the expandable resin particles to generate pre-expanded particles having foamability. .
  • the pre-expanded particles generated by the pre-expanded particle generator 120 are transferred to the pre-expanded particle storage unit 130 and stored in the pre-expanded particle storage unit 130, and stored in the pre-expanded particle storage unit 130.
  • the prefoamed particles are aged and dried.
  • the pre-expanded particles are transferred from the pre-expanded particle storage unit 130 to the foam molded part 140, and then placed in the mold apparatus constituting the foamed molded part 140.
  • the prefoamed particles are steam heated and foamed to form a foamed molded article on the block.
  • the foamed molded article on which the molding is completed is discharged in the direction of the conveying conveyor 150 from the inside of the mold apparatus.
  • the conveying conveyor 150 transfers the foamed molding discharged from the foam molding unit 140 to the heat insulator molding unit 160.
  • the heat insulating material forming part 160 cuts the foamed molded material transported through the conveying conveyor 150 into a size that can be inserted into the hollow part of the frame F and fills the hollow part of the frame F with the heat insulating material 10 and 10a. ).
  • the heat insulating materials 10 and 10a formed by the heat insulating material forming part 160 are transferred to the water adding part 170.
  • the heat insulating material may be placed on the cradle of the water adding part 170 illustrated above, and the spray nozzles may add water by applying an aqueous adhesive including water to the surfaces of the heat insulating materials.
  • the heat insulator 10 and 10a to which moisture is added is transferred to the heat insulator charging unit 180. Insulation material to which moisture is added in the heat insulating material filling part 180 is inserted and filled into the hollow part of each frame.
  • the frames filled with the heat insulating material are transferred to the frame heating part 190.
  • a plurality of frames filled with the heat insulating materials 10 and 10 a are loaded on the loading means of the heat insulating material filling part 180 and moved to the heat chamber.
  • the heat treatment in the heat chamber is followed by further foaming of the insulation.
  • the heat insulating material of the size can be inserted into the hollow portion of the frame, the molded heat insulating material in the foam (F) in the state
  • the building frame may be manufactured to be in close contact with the inner wall of the frame F to ensure high heat insulation and sound absorption.
  • the molded heat insulating material (10, 10a) is added to the hollow portion of the frame (F) after the water is added by the water-based adhesive (12) containing water, the heat insulating material (10, 10a) and the frame (F) Since the adhesive layer formed by the solidification of the water-based adhesive 12 is formed between the inner walls of the), the adhesiveness of the filled heat insulating material (10, 10a) is increased.
  • the building frame manufactured by filling the heat insulating material may be used for various purposes, but typically, the heat insulating material may be used as the window frame by filling the heat inside the metal profile having the hollow part formed therein by extrusion molding of aluminum. have.
  • FIG. 19 is a view for explaining a foam molding selection unit of the building frame manufacturing apparatus filled with a heat insulating material according to another embodiment of the present invention.
  • the foam molding selection unit 200 photographs the internal structure of the foam molding to be transported through the conveying conveyor 150 to sort out whether the foam molding is defective.
  • the foam molding selection unit 200 may include a radiation source 210, a scintillator 220, a light receiver 230, and a display 240.
  • the radiation source 210 is disposed on one side of the conveying conveyor 150 and is disposed perpendicular to the rotational direction of the conveying conveyor 150, and projects the radiation beam toward the foamed molding 1 which is conveyed through the conveying conveyor 150. do.
  • the radiation beam emitted from the radiation source 210 may be, for example, any one of neutrons, X-rays, and gamma rays.
  • the scintillator 220 is disposed opposite the position of the radiation source 210 and is disposed to face the radiation source 210, and a radiation beam passing through the foam molding 1 is incident and the incident radiation beam is flashed. Convert.
  • the scintillator 220 is a means for exciting an atom or molecule upon interaction with radiation and scintillator members when a radiation beam is incident and emitting energy as light when the excited atoms and molecules return to their original state. to be.
  • the scintillator 220 may be an organic scintillator or an inorganic scintillator.
  • the light receiver 230 is disposed at the rear end of the scintillator 220, and receives the flash converted by the scintillator 220 to generate image information.
  • the light receiver 230 may be a CCD sensor.
  • the display unit 240 is electrically connected to the light receiving unit 230 and receives the image information generated by the light receiving unit 230 and displays it as an image that can be checked.
  • the foam molding selection unit 200 will be described a process of screening by checking whether the foam molding is defective.
  • the foamed molding 1 molded in the foamed molding part 140 shown in FIGS. 14 and 15 moves in the direction of the heat insulating material molding 160 through the transfer conveyor 150. At this time, the radiation source 210 projects the radiation beam toward the moving foam molding 1.
  • the radiation beam projected toward the foamed molding 1 passes through the foamed molding 1 and is incident on the scintillator 220, and the scintillator 220 converts the incident radiation beam into flashes to the light receiving unit 230.
  • the flash emitted from the scintillator 220 is received by the light receiver 230, and the light receiver 230 generates the received flash as image information and outputs it to the display unit 240.
  • the display unit 240 receives image information from the light receiver 230 and displays the image information as an image that can be checked.
  • the image finally displayed on the display unit 240 is an image representing the internal structure of the foamed molded article 1, and the internal structure of the foamed molded article 1 is confirmed through the image displayed on the display unit 240.
  • the resin beads constituting the foamed molded article 1 are uniformly tightly coupled to each other to determine whether the foamed molded article 1 is molded.
  • the internal structure of the foamed molded article 1 is not uniform by checking the photographed image of the internal molded article of the foamed molded article 1, for example, when there are a large number of empty spaces, it is determined that the foamed molded article 1 is defective,
  • the foamed molding 1 may be removed from the transfer line before it reaches the insulation molding 160 shown in FIGS. 14 and 15.
  • the manufacturing process of the building frame filled with the heat insulating material is judged to determine whether or not the defective foam molding (1) constituting the heat insulating material is defective It is possible to manufacture a building frame filled with no insulation.
  • the cavity mold 141 and the core mold 142 of the building frame manufacturing apparatus filled with the insulation of the embodiments of the present invention may be made of a material such as galvanized steel sheet or aluminum material, such a cavity mold 141
  • the coating layer may be formed of a metal surface coating material to prevent the surface of the core mold 142 from corrosion of the surface from dust, contaminants, and the like.
  • This coating layer is composed of 60% by weight of alumina powder, 30% by weight of NH 4 Cl, 2.5% by weight of zinc, 2.5% by weight of copper, 2.5% by weight of magnesium, and 2.5% by weight of titanium.
  • the alumina powder is added for the purpose of sintering, tangling, fusion prevention, etc. when heated to a high temperature.
  • the alumina powder is added in less than 60% by weight, the effect of sintering, tangling and fusion prevention is inferior, and when the alumina powder exceeds 60% by weight, the above-mentioned effect is not further improved, while the material cost is greatly increased. Therefore, it is preferable to add 60 weight% of alumina powders.
  • the NH 4 Cl reacts with the aluminum, zinc, stocks, copper and magnesium in the vapor state to serve to activate diffusion and penetration. This NH 4 Cl is added 30% by weight. If NH 4 Cl is added at less than 30% by weight, it does not react properly with vaporized aluminum, zinc, stock copper and magnesium and thus does not activate diffusion and penetration. On the other hand, when NH 4 Cl exceeds 30% by weight, the above-mentioned effect is not improved further, while the material cost is greatly increased. Therefore, it is preferable to add 30% by weight of NH 4 Cl.
  • the zinc is formulated to prevent corrosion of metals in water and to be used for electrical applications. This zinc is mixed 2.5% by weight. If the mixing ratio of zinc exceeds 2.5% by weight, it will not properly prevent corrosion of the metal on water. On the other hand, when the mixing ratio of zinc exceeds 2.5% by weight, the above-mentioned effect is not improved further, while the material cost is greatly increased. Therefore, the zinc is preferably mixed 2.5% by weight.
  • the copper is combined with the aluminum to increase the hardness and tensile strength of the metal.
  • This copper is mixed 2.5% by weight. If the mixing ratio of copper is less than 2.5% by weight, when combined with aluminum, the hardness and tensile strength of the metal may not be properly increased. On the other hand, if the mixing ratio of copper exceeds 2.5% by weight, the above-mentioned effect is not improved further, while the material cost is greatly increased. Therefore, the copper is preferably mixed 2.5% by weight.
  • magnesium Since the pure metal of magnesium has a low structural strength, the magnesium is combined with zinc to increase the hardness, tensile strength and corrosion resistance of the metal. This magnesium is mixed 2.5% by weight. If the mixing ratio of magnesium is less than 2.5% by weight, the hardness, tensile strength and corrosion resistance to salt water of the metal when combined with zinc and the like are not significantly improved. On the other hand, when the mixing ratio of magnesium exceeds 2.5% by weight, the above-mentioned effect is not improved further, while the material cost is greatly increased. Therefore, magnesium is preferably mixed at 2.5% by weight.
  • the titanium is a light, hard and corrosion-resistant transition metal element has a silver-white metallic luster, and because of its excellent corrosion resistance and low specific gravity, the weight of the titanium is only 60% compared to steel, so that the weight of the coating material applied to the metal base material is reduced but the gloss is increased. It is formulated to have excellent waterproof and corrosion resistance.
  • This titanium is mixed 2.5% by weight.
  • the mixing ratio of titanium is less than 2.5% by weight, the weight of the coating material applied to the metal base material is not so much reduced, and the glossiness, waterproofness, and corrosion resistance are not greatly improved.
  • the mixing ratio of titanium exceeds 2.5% by weight, the above-mentioned effect is not further improved while the material cost is greatly increased. Therefore, the titanium is preferably mixed 2.5% by weight.
  • the coating method of an application layer is as follows.
  • the base material on which the coating layer is to be formed and the coating material blended with the above structure are introduced together into a closed furnace and argon gas is injected into the closed furnace at a rate of 2 L / min to prevent oxidation of the base material. State is maintained at a temperature of 700 °C to 800 °C for 4 to 5 hours.
  • the vaporized alumina powder, zinc, copper, magnesium and titanium are formed inside the closed furnace, and the aluminum powder, alumina powder, zinc, copper, magnesium and titanium compound penetrates the surface of the base material so that the coating layer Is formed.
  • the internal temperature is closed to maintain the coating material / substrate composite at 800 ° C to 900 ° C for 30 to 40 hours to form an anti-corrosion coating layer on the surface of the base material to isolate the surface of the base material from outside air. do.
  • the sudden temperature change in performing the above process causes the coating layer on the surface of the base material to be peeled off, thereby causing a temperature change at a rate of 60 ° C / hr.
  • the coating layer of the present invention has the following advantages.
  • the coating layer of the present invention has a very wide range of uses, it can be applied by various methods such as curtain coating, spray painting, dip coating, flooding, and the like.
  • the application layer of the present invention can be applied with a very thin layer thickness in addition to the principle protection against corrosion and / or scale, thereby improving electrical conductivity as well as material and cost savings. Even after hot forming, a thin electroconductive primer may be applied on top of the application layer if high electrical conductivity is desired.
  • the coating material may be retained on the surface of the substrate, for example, to increase scratch resistance, to improve corrosion protection, to meet aesthetic appearance, to prevent discoloration, and to be electrically conductive. And can be provided as a primer for conventional downstream processes (eg, dip and electrophoretic dip coating).
  • the cavity mold 141 and the core mold 142 are made of a galvanized steel sheet, an aluminum material, and the like, and the alumina powder is formed on the surface of the cavity mold 141 and the core mold 142 of the material. Since the coating layer made of NH 4 Cl, zinc, copper, magnesium, and titanium is applied, corrosion of the surfaces of the cavity mold 141 and the core mold 142 may be prevented from dust and contaminants.
  • the inner surface of the hopper constituting the raw material storage unit 110 of the building frame manufacturing apparatus filled with the heat insulating material of the embodiments of the present invention is coated with an antifouling coating composition so as to effectively achieve the prevention and removal of contaminants.
  • An application layer can be formed.
  • the antifouling coating composition includes boric acid and sodium carbonate in a molar ratio of 1: 0.01 to 1: 2, and the total content of boric acid and sodium carbonate is 1 to 10% by weight based on the total aqueous solution.
  • sodium carbonate or calcium carbonate may be used as a material for improving the applicability of the coating layer, but preferably sodium carbonate may be used.
  • the boric acid and sodium carbonate is preferably 1: 0.01 to 1: 2 as the molar ratio. If the molar ratio is out of the above range, there is a problem in that the coating property of the substrate is lowered or the moisture absorption of the surface is increased after application, thereby removing the coating film.
  • the boric acid and sodium carbonate is preferably 1 to 10% by weight of the total composition aqueous solution, if less than 1% by weight has a problem that the coating property of the substrate is lowered, if it exceeds 10% by weight crystallization due to an increase in the thickness of the coating film Easy to occur
  • the final coating film thickness on the substrate is preferably 500 to 2000 kPa, more preferably 1000 to 2000 kPa. If the thickness of the coating film is less than 500 kPa, there is a problem of deterioration in the case of high temperature heat treatment, and if the thickness of the coating film exceeds 2000 kPa, crystal deposition of the coated surface is prone to occur.
  • the antifouling coating composition may be prepared by adding 0.1 mol of boric acid and 0.05 mol of sodium carbonate to 1000 ml of distilled water, followed by stirring.

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Abstract

La présente invention concerne un procédé de montage d'isolation thermique interne pour un cadre de construction, le cadre de construction utilisant le procédé, et un dispositif de fabrication de cadre de construction, le procédé permettant à l'isolation thermique interne d'être fermement montée à l'intérieur du cadre de construction sans aucun espace au moyen d'une mousse de montage de finition simple et efficace obtenue par insertion, sous forme d'isolation thermique interne pré-moulée, d'un article moulé en résine moussant d'une taille légèrement plus petite que celle d'un cadre de construction dans le cadre de construction tel qu'une fenêtre et une porte, ajout d'humidité, et réalisation d'un chauffage et, de ce fait, l'isolation thermique interne peut coïncider rapidement avec la forme ou la taille du cadre de construction ou un changement d'exigence selon les besoins sur un site de construction, et il n'y a pas de risque de déformation ou détérioration du cadre de construction en raison d'une mousse excessive pendant le montage de l'isolation thermique interne, il n'y a pas de risque de montage défectueux en raison d'une mousse insuffisante, et le procédé présente une excellente productivité, efficacité de traitement et facilité de traitement, et de meilleures propriétés de manipulation et ininflammabilité, et peut fournir efficacement, à un cadre métallique de construction, une excellente isolation thermique, isolation sonore et résistance à la condensation.
PCT/KR2016/012484 2016-01-27 2016-11-01 Procédé de montage d'isolation thermique interne pour cadre de construction, cadre de construction utilisant le procédé, et dispositif de fabrication de cadre de construction WO2017131324A1 (fr)

Applications Claiming Priority (4)

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KR1020160010258A KR101645988B1 (ko) 2016-01-27 2016-01-27 건축용 프레임의 내단열재 피팅 방법 및 그에 따른 건축용 프레임
KR10-2016-0010258 2016-01-27
KR1020160078994A KR101693321B1 (ko) 2016-06-24 2016-06-24 단열재가 충전된 건축용 프레임 제조장치
KR10-2016-0078994 2016-06-24

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KR101596920B1 (ko) * 2015-04-07 2016-02-22 (주)윈가람 추가 발포를 이용한 단열재 충전방법

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JP2003181867A (ja) * 2001-12-19 2003-07-02 Mitsubishi Kagaku Form Plastic Kk 複合成形体の製造方法
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KR101596920B1 (ko) * 2015-04-07 2016-02-22 (주)윈가람 추가 발포를 이용한 단열재 충전방법

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