EP3751216B1 - Luftbehandlungseinheit sowie verfahren zur montage solch einer einheit - Google Patents

Luftbehandlungseinheit sowie verfahren zur montage solch einer einheit Download PDF

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Publication number
EP3751216B1
EP3751216B1 EP19179722.4A EP19179722A EP3751216B1 EP 3751216 B1 EP3751216 B1 EP 3751216B1 EP 19179722 A EP19179722 A EP 19179722A EP 3751216 B1 EP3751216 B1 EP 3751216B1
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EP
European Patent Office
Prior art keywords
metal sheet
folded
edge
plastic profile
folded metal
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EP19179722.4A
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English (en)
French (fr)
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EP3751216A1 (de
Inventor
Paulius Bardauskas
Viaceslav Moncunski
Ilma Karkauskiene
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Komfovent Uab
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Komfovent Uab
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Priority to EP19179722.4A priority Critical patent/EP3751216B1/de
Publication of EP3751216A1 publication Critical patent/EP3751216A1/de
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Publication of EP3751216B1 publication Critical patent/EP3751216B1/de
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise
    • F24F2013/242—Sound-absorbing material

Definitions

  • the invention relates to ventilation installations for premises, and, more precisely, to sectional ventilation installations.
  • air handling units In modern buildings, especially buildings with large area, air movement and its quality are controlled by the use of air handling units.
  • Such air handling units usually have inlet and outlet openings for air circulation through the components of the unit.
  • Components of the unit typically include components for circulation, filtration, humidification, drying, heating, cooling and the like.
  • Conventional air handling units have a frame divided into sections, and inside the frame the components of the unit are housed.
  • the entire body of the unit comprises a plurality of insulating panels that separate said components from environment.
  • the unit may be also comprised of modules/sections, each of them comprising a section body frame and insulating panels. In this case, each module contains one air handling unit component for a specific air treatment function. All sections are tightly interconnected to ensure that the air to be processed moves between the sections through the devices contained therein. Air handling units can be assembled from such sections at the place of use while being transported separately.
  • the application discloses a composite break cold soft and hard symbiotic sealing profile and a frameless air-conditioner box.
  • the composite break cold soft and hard symbiotic sealing profile mainly comprises a hard PVC profile and a soft PVC profile, a clamping groove is formed inside the hard PVC profile, and a triangular boss is arranged at the lower portion of the hard PVC profile; the PVC profile is arranged on the outer layer of the hard PVC profile, a cavity is formed inside the soft PVC profile, and a floating point is arranged on the outer surface of the soft PVC profile.
  • the aluminum alloy profile comprises an aluminum alloy profile A, an aluminum alloy profile B and an aluminum alloy profile C, and the upper portion of the aluminum alloy profile is provided with the open clamping groove and the triangular boss which are in rolling tight combination.
  • Panel of the air handling unit defines main axis that is perpendicular to its surface and comprises at least two first sheets, each having at least two folded edges and at least two second sheets, each having at least two folded edges.
  • the sheets are parallel to each other and perpendicular to the main axis of the panel.
  • the panel has at least one internal connecting element inserted between the first and the second sheets in the main axis.
  • the invention relates to an air handling unit as defined in claim 1.
  • Such an air handling unit comprises frameless sections that include inner housing struts for mounting at least one bottom, at least one top, at least one rear, at least one front and at least one side insulating panels of each section of the housing of the air handling unit.
  • At least one front, at least one bottom, at least one top, at least one rear, and at least one side insulating panels of the section comprises plastic multi-chamber profiles, through which the folded outer and the inner metal sheets of panels are being connected.
  • the door of the air handling unit include a panel comprising folded outer and inner metal sheets connected through multi-chamber plastic profiles. Said profiles at their ends are connected using a thermal connection means.
  • the door also include gaskets that are molded on the profiles along perimeter of the door.
  • the multi-chamber plastic profiles are intended for joining folded outer and inner metal sheets of insulating panels of the air handling unit sections by interlocking without additional means.
  • the invention further relates to a method for assembling an air handling unit as defined in claim 3.
  • a method for assembling the air handling unit comprises assembling each section of the unit separately, where the assembly of each section includes assembly of a frame for mounting a section.
  • the method further comprises assembly of at least one bottom and at least one rear insulating panel, comprising inner and outer folded metal sheets and plastic profiles, attaching of the at least one lower panel to the mounting frame through plastic profiles of the panel and longitudinal folded metal pieces contained therein, attaching of the at least one top panel to inner struts through the plastic profiles of the panel and the longitudinal folded metal pieces contained therein, attaching of the at least one rear panel to the inner struts through the plastic profiles of the panel and the longitudinal folded metal pieces contained therein, attaching of the at least one side panel to the inner struts of first and last sections of the air handling unit, assembling and attaching the at least one front panel to the inner struts, joining the plurality of the air handling unit sections by connection means through the inner struts
  • Air handling unit (Vi) according to one of the embodiments is shown in Fig. 1 .
  • the air handling unit (Vi) comprises at least two air flow restriction and diverting sections (S FV1 , S FV2 ,) and one heat exchanger (S s ) section within which the corresponding equipment is mounted.
  • Equipment such as a fan, air filter or combinations thereof, water or electric heater, air supply or other equipment and/or combination of all of the foregoing may be provided in each of the air flow restriction and diverting sections.
  • the heat exchanger section may be fitted with a rotary heat exchanger, a plate opposite-flows heat exchanger, a heat pump, a heat pump and rotary heat exchanger, or other devices with a similar function.
  • the sections (S FV1 , S FV2 , S s ) are locked together by screws (1) through sectional struts (2, 3).
  • Each section (S FV1 , S FV2 , S R ) is mounted on an individual mounting frame (4.1, 4.2, 4.3), which are interconnected by screws (5) or other dismountable locking means.
  • the first and the last sections of the air handling unit are the air flow restriction and diverting sections, each having at least one side panel with openings with flanges (6.1, 6.2) or with openings with flaps (7.1, 7.2).
  • Fig. 2 shows an example of air flow restriction and diverting section (S p ) of the air handling unit.
  • the section (S p ) comprises a bottom panel (8) on which the sectional equipment is mounted.
  • the section further comprises inner struts (9.1, 9.2, 9.3, 9.4) which are normally mounted in corners thereof.
  • the inner struts (9.1, 9.2, 9.3, 9.4) can be made of a such material as galvanized steel or materials with similar or better mechanical properties.
  • the section (S p ) further comprises at least one top panel (10) where said bottom (8) and top (10) panels are interconnected through inner struts (9.1, 9.2, 9.3, 9.4) or inner struts and additional elements such as frame structures (51).
  • the section (S p ) further comprises at least one rear panel (11) which is secured to at least the rear inner struts (9.3, 9.4) to said at least one bottom panel (8) and to said at least one top panel (10) in such a way as to be in tight contact with the stepped edge portions of the bottom and top panels.
  • the section further comprises a front panel (12, IS).
  • the said at least one rear panel (11) of section (S p ) and side panels (6, 7) of the first and the last sections are attached to the inner struts (9.1, 9.2, 9.3, 9.4) of the housing of air handling unit by such means as plastic plugs or other means having good heat insulation properties.
  • the at least one bottom (8), the at least one rear (11), the at least one top (10) and the at least one side (6, 7) panels are connected by using sealants such as liquid sealants.
  • one section comprises more than one bottom, rear and top panels, they are preferably equal in numbers.
  • Fig. 3 shows a panel (IS) of the air handling unit the structure of which is common for the bottom (8), top (10), and rear (11) panels in all embodiments of the invention and for the front panel in some embodiments of the invention.
  • Said panel is comprised of an outer folded metal sheet (13), a stone wool layer (14), an inner folded metal sheet (15), lateral (16.1, 16.2), upper (16.3) and lower (16.4) profiles having essentially similar construction and connecting said sheets.
  • Each lateral plastic profile (16.1, 16.2) comprises a longitudinal folded metal piece (17.1, 17.2) being inserted in said lateral plastic profiles (16.1, 16.2) for rigidity.
  • the metal folded piece can additionally be inserted into the upper and lower profiles (16.3, 16.4) for their rigidity.
  • the panel also comprises plastic corner parts (18.1, 18.2, 18.3, 18.4) for joining ends of plastic profiles (16.1, 16.2, 16.3, 16.4) at all four corners of the panel and transverse folded metal pieces (19.1, 19.2) which increase rigidity of the panel.
  • the outer folded metal sheet piece (13) may be made of such material as galvanized steel or other materials having the same or better mechanical properties.
  • the longitudinal folded metal piece (17.1, 7.2) can be made of such material as galvanized steel or other materials having the same or better mechanical properties. This longitudinal folded piece is used to increase rigidity of a plastic profile and as a basis for fastening components to the housing of the air handling unit by using self-tapping screw fasteners.
  • the plastic corner part (18.1, 18.2, 18.3, 18.4) has essentially a right-angle shape both ends of which comprise extensions that substantially correspond to the inner shape of chambers of the plastic profiles (16.1, 16.2, 16.3, 16.4) extending over the entire length of the profiles and the corner part is force-fitted into them in such a way as to interlock two plastic profiles (16.1, 16.2, 16.3, 16.4) at their ends.
  • One, preferably two, transverse metal folded pieces (19.1, 19.2) for increasing rigidity of the panel are fixed to the lateral plastic profiles (16.1, 16.2) inside the panel in such a way as to contact only with the inner folded metal sheet (15) but not the outer folded metal sheet (13).
  • Fig. 4 shows the plastic profile (16', 16") of the bottom, the top, the rear and the side panels of the air handling unit according to embodiments of the invention and in some embodiments of the invention the front panel, structure of which is common to all bottom, top, rear and side panel profiles in all embodiments of the invention and in some cases to front panel profiles of the invention.
  • Said plastic profile (16', 16") comprises one substantially flat side (25', 25").
  • the profile further comprises one side (26', 26") in which at least two grooves (27', 28'; 27", 28") are formed throughout the length of the profile.
  • Each of the grooves (27', 28'; 27", 28") can accommodate a step (29', 29") formed at the outer folded metal sheet (13', 13") edge.
  • One groove (27', 27") into which said formed step (29', 29") enters in the first place secures the edge of the outer folded metal sheet (13', 13") to the side (26', 26") of the plastic profile with two recesses in strain-fitting manner so that part of the inner surface of the formed step abuts to the edge of one groove (27', 27") of the plastic profile. This prevents from moving freely in the direction of removal of the outer folded metal sheet (13', 13") from the plastic profile (16', 16").
  • Said one groove (27', 27") is considered the first groove on the plastic profile (16', 16") and in the direction of mounting outer folded metal sheet (13', 13") has a sloping edge (NB', NB") located on the opposite side of the groove edge limiting the movement of the outer folded metal sheet (13', 13").
  • the second groove (28', 28") on the plastic profile (16', 16") being formed behind the first groove (27', 27") in the direction of mounting outer folded metal sheet (13', 13") includes an edge preventing the step (29', 29") formed on the edge of the outer metal folded sheet (13', 13") from moving in the direction of removal from the plastic profile (16', 16").
  • the first groove (27) being closer to the side (25") of the plastic profile, which is substantially flat, is designed to accommodate a step (29") formed by each folded side edge of the outer folded metal sheet (13") when fastening the folded metal sheet (13") at the side plastic profiles (16") of the panel.
  • the second groove (28') which is located closer to the side (30') of the plastic profile with one groove is shaped to accommodate the step (29') formed on the lower and the upper folded edges of the outer folded metal sheet (13') when fastening the folded metal sheet (13') at the upper and the lower plastic profiles (16') of the panel.
  • the plastic profile (16', 16") of the panel also comprises one side (30', 30") with one recess formed along the profile. Further on, between the substantially flat side (25', 25") and the side (30', 30") with one groove of the plastic profile, a side (36', 36") is formed comprising a tongue (31', 31") for fixing the edge of the inner folded metal sheet (15', 15") to the plastic profile (16', 16"). Said tongue on one edge is connected to the plastic profile and the other edge is free. A gap is formed from the joined edge to the free edge between the tongue (31', 31") and the surface of the plastic profile on which the tongue (31', 31") is formed.
  • the tongue (31', 31") is elastically deformed.
  • Said bulge (32', 32") can be formed over the entire length of the folded edge of the sheet or at intervals.
  • Said bulge can be formed as a non-deformable elevation with one sloping edge and one substantially straight edge.
  • said bulge can be formed as a tongue attached at one end to the sheet of the folded piece forming a slope at that end and extending above the surface of the folded metal sheet forming a gap between the surface of the sheet and the tongue.
  • the tongue is deformed by inserting the edge of the folded metal sheet into the gap between the tongue (31', 31") of the plastic profile and the surface on which the tongue (31', 31") of the plastic profile is formed.
  • the slope is formed to facilitate the insertion of the edge of the inner metal sheet folded piece (15', 15") into the gap between the surface of the plastic profile and the tongue.
  • Said tongue (31', 31") on the inner surface that is in the said gap and in front of the side of the plastic profile comprises a groove (33', 33") formed at least partially or substantially in accordance with said bulge (32', 32") on the edge of the inner folded metal sheet (15', 15').
  • said tongue (31', 31") returns to its original non-deformed state or less deformed state during which the tongue forces the edge of the inner folded metal sheet (15', 15") to the side of the plastic profile and the interaction of said groove (33', 33") and said bulge (32', 32") does not allow the said edge of the folded metal sheet (15', 15") to be pulled out of the said gap until the retraction force does not exceed the force of the tongue's resistance to deformation and engagement between the said bulge and the said groove.
  • outer folded metal sheet (13, 13', 13") and the inner folded metal sheet (15, 15', 15") are interconnected through plastic profiles (16.1, 16.2, 16.3, 16.4, 16', 16") as described above and so as not to have direct contact points between said two folded metal sheets.
  • the construction of the top panel is substantially the same as described above but additionally includes an opening with a flange or opening with a flap.
  • Structure of the side panels of the air handling unit is essentially the same as the bottom, the top and the rear panels described above but additionally includes an opening with a flange or opening with a flap.
  • the front part is provided with a door or a removable panel.
  • the removable panel has substantially the same construction as of the aforementioned rear panel (11).
  • Fig. 5 shows another example of the air flow restriction and diverting section (S FV ) of the air handling unit.
  • the section (S FV ) in addition to described example in Fig. 2 , may include an inner air flow partition (50) that divides the section so as to form two air flow passages.
  • the inner struts (9.1, 9.4) of one side for this type of section extend from the bottom panel (8) to the top panel (10) and the inner struts (9.2, 9.3) on other side of the section extend from the bottom panel (8) to the partition (50) and are attached to them respectively.
  • a frame structure (51) or additional inner struts are mounted between the partition (50) and the top panel (10).
  • the side panels (6, 7) of such section when section is the first or last one in the sequence of the sections of the air handling unit, are composed of two parts: the first panel (7) with an opening and the connecting flange, or with an opening and a flap, is fixed to the inner struts of the housing, covering the side portion from the bottom panel (8) to the partition (50); a second panel (6) with an opening and a connecting flange or with an opening and a flap is fastened to said additional inner struts or the frame structure (51) covering the side portion from the partition (50) to the top panel (10).
  • the door struts (52) for mounting the door (53) are attached to at least the front inner struts (9.1, 9.2) and said at least one bottom panel (8).
  • Fig. 6 shows a door sections of the air handling unit according to the invention.
  • the door (53) includes a door panel (12), a first portion (60.1, 60.2) of a door lock mechanism attached to the panel (12) and a first portion of a hinge (61.1, 61.2).
  • a second part of the door lock mechanism and a second part of the hinge are attached on the outside of the section housing.
  • the door is preferably equipped with at least two lock mechanisms and at least two hinges. In this way the entire locking mechanism and the entire hinge are secured outside the section without forming a cold bridge to the interior of the section.
  • the air flow movement restriction and diverting section with an inner air flow partition (50) comprises an inner air flow partition with an opening including a flange or a flap.
  • Fig. 7 shows an example of the heat exchanger section (S RS ) of the air handling unit.
  • the section (S RS ) in addition to described embodiment in Fig. 2 comprises lateral air distribution partitions (70.1, 70.2) on the air inlet and outlet sides of the section, where said partitions divide the sides into the lower and the upper portions but do not extend from the air inlet side to the air outlet side.
  • the door struts for mounting door are attached to at least the front inner struts (9.1, 9.2) and said at least one bottom panel (8) as shown and described in Fig. 5 .
  • the door comprises a door panel, a first portion of a door lock mechanism attached to the panel and a first portion of the hinge.
  • the second part of the door lock mechanism and the second part of the hinge are attached on the outside of the section housing.
  • the door is preferably equipped with at least two lock mechanisms and at least two hinges. In this way the entire locking mechanism and the entire hinge are secured outside the section without forming a cold bridge to the interior of the section.
  • the heat exchanger section (S PS ), as shown in Fig. 8 comprises a structure as described in the embodiment of the section in Fig. 2 with addition of lateral air flow partitions (80).
  • Said partitions divide the air inlet and air outlet sides into the lower and upper parts but do not extend from the air inlet side to the air outlet side and have two rear (84), two top (83), two bottom (82) panels, and two doors (81).
  • the partitions further comprise central struts that extend only partially over the entire section height.
  • the door struts for mounting the door (81) are attached to at least the front inner struts and lower panels (82).
  • the door (81) includes a door panel (12), a first part (85) of a door lock mechanism attached to the panel and a first portion of the hinge (86).
  • the second part of the door lock mechanism and the second part of the hinge are attached on the outside of the section housing.
  • the door is preferably equipped with at least two lock mechanisms and at least two hinges. In this way, the entire locking mechanism and the entire hinge are secured outside the section without forming a cold bridge to the interior of the section.
  • the door panel comprises an outer folded metal sheet (62, 92), a stone wool layer (94), an inner folded metal sheet (63, 93), lateral, lower and upper plastic profiles (65.1, 65.2, 65.3, 65.4, 95) connecting said folded metal sheets, longitudinal folded metal pieces (96) for increasing the rigidness of said plastic profiles, which in most cases are inserted into lateral profiles (65.1, 65.2, 95), and transverse folded metal pieces (67.1, 67.2) for increasing rigidity of the panel.
  • the structure of said plastic profiles is the same for all plastic profiles of the door frame according to the invention.
  • the outer folded metal sheet (62, 92) can be made of such material as galvanized steel or other materials having the same or better mechanical properties.
  • the longitudinal folded metal piece (96) can be made of such material as galvanized steel or other materials having the same or better mechanical properties. This folded piece is used to increase rigidity of plastic profiles and as a basis for fastening components to the housing of the air handling unit using self-tapping screw fasteners.
  • the plastic profiles (65.1, 65.2, 65.3, 65.4, 95), at their ends, are formed at an angle such that putting together the respective ends of the upper profile (65.4) and the lower profile (65.3) with the ends of the lateral profiles (65.1, 65.2) right angles are formed.
  • the lower and the upper profiles are connected to the lateral profiles at their ends by thermal connection, directly, without additional means such as corner pieces.
  • the connection can be, for example, a welding or a soldering seam.
  • rigidity of the resulting frame is increased compared to connection when connecting angle pieces are used.
  • One, preferably two, transverse folded metal pieces (67.1, 67.2) for increasing rigidity of the panel are fixed to the lateral plastic profiles (65.1, 65.2) inside the panel in such a way so that they only touch the inner folded metal sheet (63, 93), but not the outer folded metal sheet (62, 92).
  • shape of the plastic profiles (95) of the door panel comprises one side (98) to which the edge of the outer folded metal sheet (92) presses itself up to the folded part (99) of the edge of folded sheet.
  • the plastic profile of the door panel further comprises a side (102) with a tongue (104) formed thereon and an elastically deformable gasket (105) on its surface.
  • the tongue (104) is connected at one edge to the plastic profile (95) and the other edge is free and from the connected edge to the free edge between the tongue (104) and the surface of the plastic profile (95) on which the tongue (104) is formed there is a gap formed throughout the whole length of the profile.
  • the folded edge portion (99) of the outer folded metal sheet (92) is inserted substantially without a gap between the surfaces of said folded piece (92) and the profile (95).
  • Said gasket (105) is molded onto said tongue (104) over the entire length of the profile so as to be in contact with the door strut (106) when the door is closed. It further comprises one side (107) on the surface of which an elastically deformable gasket (108) is molded over its entire length. This gasket throughout its length is in contact with the door struts (106) the edges of the bottom and the top panels of the section.
  • the profile (95) further comprises a side (109) with a second tongue (110) for securing the edge of the inner metal sheet folded piece (93) to the plastic profile (95).
  • the tongue (110) is formed in such a way that a gap would be created between it and the surface of the plastic profile (95) on which said tongue is formed.
  • the tongue (110) is elastically deformed by inserting the edge (111) of the inner folded metal sheet (93) with the bulge (112) formed thereon.
  • Said bulge (112) can be formed as a non-deformable bulge with one sloping edge and one substantially straight edge.
  • said bulge (112) can be formed as a tongue attached at one end to the sheet of the folded piece forming a slope at that end and extending above the surface of the sheet of the folded sheet forming a gap between the surface of the sheet and the tongue.
  • the tongue is deformed by inserting the edge of the sheet of the folded piece into the gap between tongue (110) of the plastic profile and the surface on which the tongue of the plastic profile is formed.
  • the slope is formed to facilitate the insertion of the edge (111) of the outer folded metal sheet into the gap between the surface of the plastic profile (95) and the tongue (110).
  • Said bulge (112) can be formed over the entire length of the folded edge of the sheet or at intervals.
  • Said second tongue (110) on the inner surface which is in the said gap and in front of the side of the plastic profile comprises a groove (113) formed at least partially or substantially in accordance with said bulge (112) on the edge (111) of the inner metal sheet folded piece (93).
  • said tongue (110) returns to its original non-deformed state or less deformed state during which the tongue forces the edge (111) of the inner sheet folded piece (93) to the side (109) of the plastic profile and the interaction of said groove (113) and said bulge (112) does not allow the said edge of the folded piece to be pulled out of said gap until the retraction force upon the edge (111) of the sheet does not exceed the forces of the tongue's resistance to deformation and engagement between said bulge (112) and the said groove (113).
  • the outer folded metal sheet and the inner folded metal sheet piece of the panels according to the invention are interconnected through plastic profiles as described above and in such a way that there is no direct contact between the points of the outer and the inner folded metal sheets.
  • Said elastically deformable gaskets (105, 108) are molded on the lower, the upper and the lateral plastic profiles (65.1, 65.2, 65.3, 65.4, 95) of the door frame.
  • Both gaskets (105, 108) are molded on the sides of the plastic profile (104, 107) facing the respective portions of the door struts (106). In the areas of contact with the bottom panel and the top panel of the section said two gaskets (105, 108) come in contact with the respective surfaces of the said two panels forming a stepped shape corresponding to the stepped shape of the edges of the door panel.
  • the door lock mechanism includes a first part of the lock (114) attached to the outer folded metal sheet (92) of the door and comprising a housing with openings for screws for attachment to the plastic profile (95) of the door panel, and the inner folded metal reinforcement piece (96) located therein through the outer folded metal sheet. It further comprises a controlled portion of the locking and retracting mechanism inside the housing of the door lock mechanism and a control handle for locking and retracting mechanism.
  • the locking mechanism further comprises a second portion (115) that is attached to the inner metal folded piece (116) of the strut (106) of ventilation installation's housing.
  • the second portion (115) comprises housing with holes for screws for attachment to the strut (106), a static part of the locking and retracting mechanism comprising a member for interaction of the controlled part with the static part.
  • the interaction member of the controlled portion can be a tongue, a pin or other element that through interaction with a static part, such as a cavity therein, allows to retract the door of the installation's housing and to lock it. As the entire door lock mechanism is attached on the outside of installation's housing and not inside the door and housing panels, a cold bridge is avoided.
  • the door lock mechanism has three positions: a fully closed door, ajar door and a fully opened door.
  • the fully closed door position the door is tightly closed and locked in relation to the housing of the installation.
  • the door lock mechanism which is operated through the handle allows a distance of several millimeters between the housing of the air handling unit and the door to allow air pressure inside the air handling unit to equalize with the atmospheric pressure.
  • the door lock mechanism prevents the door from opening more than it is required to safely equalize the said pressures.
  • Door hinges are attached to the outer surface of the outer folded sheet of the door and the outer surface of the housing strut avoiding the cold bridge.
  • the plastic profiles are multi-chamber plastic profiles.
  • the air handling unit is formed of at least three sections one of which is for the heat exchanger.
  • the air flow restriction and diverting sections are connected to this section on both sides as described above.
  • an unlimited number of air flow restriction and diverting sections with different equipment can be mounted on both sides of the heat exchanger section.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Wing Frames And Configurations (AREA)

Claims (5)

  1. Luftbehandlungseinheit, umfassend eine Vielzahl von Abschnitten (SFV, SFV1, SFV2, SS, SP, SRS, SPS), wobei die Abschnitte (SFV, SFV1, SFV2, SS, SP, SRS, SPS) Isolierplatten umfassen,
    wobei Abschnitte (SFV, SFV1, SFV2, SS, SP, SRS, SPS) der Luftbehandlungseinheit rahmenlos sind und innere Gehäuseholme (9.1, 9.2, 9.3, 9.4) zur Montage zumindest einer unteren (8, 82), zumindest einer oberen (10, 83), zumindest einer hinteren (11, 84), zumindest einer vorderen (IS, 12) und zumindest einer seitlichen (6, 7) Isolierplatte umfassen,
    dadurch gekennzeichnet, dass die zumindest eine untere (8, 82), zumindest eine obere (10, 83), zumindest ein hintere (11, 84) und zumindest eine seitliche (6, 7) Isolierplatte Kunststoff-Mehrkammerprofile (16.1, 16.2, 16.3, 16.4, 16', 16") beinhalten, wobei eine Seite (26', 26") eine Nut (27', 27"; 28', 28") zum Verbinden eines äußeren gebördelten Metallblechs (13, 13', 13") an einem inneren gebördelten Metallblech (15, 15', 15") durch ein Kunststoffprofil und Befestigen am Kunststoffprofil umfasst, und die andere Seite (36', 36") jedes Kunststoffprofils (16.1, 16.2, 16.3, 16.4, 16', 16") eine Zunge (31', 31") zum Verbinden eines inneren gebördelten Metallblechstücks (15, 15', 15") mit einem äußeren gebördelten Metallblechstück (13, 13', 13") durch ein Kunststoffprofil und Befestigen am Kunststoffprofil mit einer Nut (32', 32"), welche an der Innenfläche davon gebildet ist, umfasst, wobei das innere Metallblechstück (15, 15', 15") an dem Rand einer Interaktion und Verriegelung mit der Zunge (31', 31") des Kunststoffprofils eine Wölbung (33', 33") umfasst, welche sich zumindest teilweise entlang des Randes des inneren gebördelten Metallblechs (15, 15', 15") erstreckt, und wobei das äußere gebördelte Metallblechstück (13, 13', 13") an dem Rand der Interaktion und Verriegelung mit der Nut des Kunststoffprofils (16.1, 16.2, 16.3, 16.4, 16', 16") einen stufenförmigen gebördelten Rand (29', 29") umfasst, welcher sich entlang des Randes des inneren gebördelten Metallblechs erstreckt.
  2. Luftbehandlungseinheit nach Anspruch 1, wobei die vordere Isolierplatte eine Türfüllung (12) ist, welche ein äußeres gebördeltes Metallblech (62, 92), eine Steinwolleschicht (94), ein inneres gebördeltes Metallblech (63, 93), seitliche, untere und obere Kunststoffprofile (65.1, 65.2, 65.3, 65.4, 95), welche die gebördelten Metallbleche (62, 92; 63, 93) verbinden, längliche gebördelte Metallstücke (96) zur Erhöhung der Steifigkeit von Kunststoffprofilen, quer verlaufende gebördelte Metallstücke (67.1, 67.2), thermische Verbindungsnaht von Profilenden umfasst, wobei jedes Kunststoffprofil (65.1, 65.2, 65.3, 65.4, 95) derTürfüllung (12) eine Seite (98), gegen welche der Rand des äußeren gebördelten Metallblechs (62, 92) bis zu dem gebördelten Teil (99) des Randes des gebördelten Stücks hinauf gedrückt wird, eine andere Seite (102) mit darauf gebildeter Zunge (104) und einer auf ihrer Oberfläche geformten verformbaren Dichtung (105), eine weitere andere Seite (107), auf deren Oberfläche eine zusätzliche elastisch verformbare Dichtung (108) über ihre gesamte Länge geformt ist, noch eine weitere Seite (109) mit einer zweiten Zunge (110) zum Befestigen des Randes des inneren gebördelten Metallblechs (93) auf dem Kunststoffprofil (95) umfasst, wobei die Zunge (110) durch Einführen des Randes (111) des inneren gebördelten Metallblechs (93) elastisch verformt wird, wobei darauf eine Wölbung (112) in den Spalt gebildet wird, die Zunge (110) auf der Innenfläche, welche sich ebenfalls gegenüber der Seite des Kunststoffprofils befindet, eine Nut (113) umfasst, welche eine Form aufweist, welche zumindest teilweise oder im Wesentlichen der Form der Wölbung (112) an dem Rand (111) des inneren gebördelten Metallblechs (93) entspricht.
  3. Verfahren zum Zusammenbauen der Luftbehandlungseinheit, umfassend eine Vielzahl von Abschnitten (SFV, SFV1, SFV2, SS, SP, SRS, SPS), für Luftbehandlungsgeräte, wobei das Verfahren einen Zusammenbau von Isolierplatten und Abschnitten umfasst, dadurch gekennzeichnet, dass es umfasst:
    Zusammenbauen jedes Abschnitts (SFV, SFV1, SFV2, SS, SP, SRS, SPS) einer Vielzahl von Abschnitten getrennt voneinander, wobei das Zusammenbauen jedes Abschnitts (SFV, SFV1, SFV2, SS, SP, SRS, SPS) einer Vielzahl von Abschnitten umfasst:
    Zusammenbauen eines Montagerahmens (4.1, 4.2, 4.3) für den Abschnitt (SFV, SFV1, SFV2, SS, SP, SRS, SPS);
    Zusammenbauen zumindest einer unteren und zumindest einer hinteren Isolierplatte (8, 11, 82, 84), umfassend das innere und das äußere gebördelte Metallblech (13, 13', 13"; 15, 15', 15") und Kunststoffprofile (16.1, 16.2, 16.3, 16.4, 16', 16"), umfassend Verbindung des äußeren gebördelten Metallblechs (13, 13', 13") mit dem inneren gebördelten Metallblech (15, 15', 15") durch eine Seite (26', 26") des Kunststoffprofils (16.1, 16.2, 16.3, 16.4, 16', 16") durch Verriegeln der Ränder des äußeren gebördelten Metallblechstücks in der Nut (27', 27"; 28', 28") auf einer Seite des Kunststoffprofils und durch die andere Seite (36', 36") des Kunststoffprofils durch Verriegeln der Ränder des inneren gebördelten Metallblechs unter Verwendung der Zunge (31', 31") auf der anderen Seite (36', 36") des Kunststoffprofils mit einer Nut (32', 32"), welche auf der Oberfläche davon gebildet ist, wobei das innere Metallblech an dem Rand einer Interaktion und Verriegelung mit der Zunge (31', 31") des Kunststoffprofils eine Wölbung (33', 33") umfasst, welche sich zumindest teilweise entlang des Randes des inneren gebördelten Metallblechstücks erstreckt, und wobei das äußere gebördelte Metallblech an dem Rand der Interaktion und Verriegelung mit der Nut (32', 32") des Kunststoffprofils einen stufenförmigen gebördelten Rand (29', 29") umfasst, welcher sich entlang des Randes des inneren gebördelten Metallblechs erstreckt;
    Befestigen der zumindest einen untere Isolierplatte (8) an dem Montagerahmen (4.1, 4.2, 4.3) durch die Kunststoffprofile (16.1, 16.2, 16.3, 16.4, 16', 16") der Platte und die länglichen gebördelten Metallstücke (17.1, 17.2) darin;
    Befestigen zumindest einer oberen Isolierplatte (10) an den inneren Holmen (9.1, 9.2) durch die Kunststoffprofile (16.1, 16.2, 16.3, 16.4, 16', 16") der Platte und die länglichen gebördelten Metallstücke (17.1, 17.2) darin;
    Befestigen zumindest einer hinteren Isolierplatte (11) an den inneren Holmen (9.3, 9.4) durch die Kunststoffprofile (16.1, 16.2, 16.3, 16.4, 16', 16") der Platte und die länglichen gebördelten Metallstücke (17.1, 17.2) darin;
    Befestigen zumindest einer seitlichen Isolierplatte (6, 7) an dem ersten und letzten inneren Holm (9.1, 9.2, 9.3, 9.4) der Belüftungsinstallationsabschnitte
    Zusammenbauen und Sichern zumindest einer vorderen isolierenden Abschirmung (12, IS) an den inneren Holmen (9.1, 9.2);
    Verbinden einer Vielzahl von Installationsabschnitten (SFV, SFV1, SFV2, SS, SP, SRS, SPS) unter Verwendung von Verbindungsmitteln (1, 5) durch innere Holme (2, 3) von Gehäusen von Installationsabschnitten und durch Montagerahmen (4.1, 4.2, 4.3).
  4. Verfahren nach Anspruch 3, wobei der Zusammenbau der vorderen Platte (IS) Verbindung des äußeren gebördelten Metallblechs (13, 13', 13") mit dem inneren gebördelten Metallblech (15, 15', 15") durch eine Seite (26', 26") jedes Kunststoffprofils (16.1, 16.2, 16.3, 16.4, 16', 16") mittels Verriegeln der Ränder eines äußeren gebördelten Metallblechs in der Nut (27', 27"; 28', 28") auf einer Seite und durch die andere Seite (36', 36") jedes Kunststoffprofils mittels Verriegeln der Ränder des inneren gebördelten Metallblechs auf der anderen Seite (36', 36") des Kunststoffprofils unter Verwendung einer Zunge (31', 31") mit einer Nut (32', 32"), welche auf der Innenfläche davon gebildet ist, umfasst, wobei das innere gebördelte Metallblech an dem Rand einer Interaktion und Verriegelung mit der Zunge (31', 31") des Kunststoffprofils eine Wölbung (33', 33") umfasst, welche sich zumindest teilweise entlang des Randes des inneren gebördelten Metallblechs erstreckt, und wobei das äußere gebördelte Metallblech an dem Rand der Interaktion und Verriegelung mit der Nut (32', 32") des Kunststoffprofils einen stufenförmigen gebördelten Rand (29', 29") umfasst, welcher sich entlang des Randes des inneren gebördelten Metallblechs erstreckt.
  5. Verfahren nach Anspruch 3, wobei der Zusammenbau der vorderen Platte den Zusammenbau der Türfüllung (12), welche das innere (63, 93) und das äußere (62, 92) gebördelte Metallblech und Kunststoffprofile (65.1, 65.2, 65.3, 65.4, 95) umfasst, wobei der Zusammenbau die Verbindung des äußeren gebördelten Metallblechs (62, 92) mit dem inneren gebördelten Metallblech (63, 93) durch Kunststoffprofile (65.1, 65.2, 65.3, 65.4, 95) umfasst, wobei die Kunststoffprofile an den Enden durch eine thermische Naht mittels Verriegeln der Ränder des äußeren gebördelten Metallblechs (62, 92) unter Verwendung einer Zunge (104) auf einer Seite (102) des Kunststoffprofils (65.1, 65.2, 65.3, 65.4, 95) mit einer darauf geformten elastisch verformbaren Dichtung (105) und durch die andere Seite (109) des Kunststoffprofils (65.1, 65.2, 65.3, 65.4, 95) mittels Verriegeln der Ränder des inneren gebördelten Metallblechs (63, 93) unter Verwendung der Zunge (110) auf der anderen Seite (109) des Kunststoffprofils (65.1, 65.2, 65.3, 65.4, 95) mit einer Nut (113), welche auf der Innenfläche davon gebildet ist, verbunden sind, wobei das innere gebördelte Metallblech (63, 93) an dem Rand einer Interaktion und Verriegelung mit der Zunge (109) des Kunststoffprofils eine Wölbung (112) umfasst, welche sich zumindest teilweise entlang des Randes des inneren gebördelten Metallblechs erstreckt, und wobei das äußere gebördelte Metallblech an dem Rand der Interaktion und Verriegelung mit der Zunge (104) des Kunststoffprofils (65.1, 65.2, 65.3, 65.4, 95) mit einer darauf geformten Dichtung (105) auf eine solche Weise gebördelt ist, dass es in einen Spalt zwischen der Zunge (104) und dem Rand (112) des Kunststoffprofils mit einer darauf geformten elastisch verformbaren Dichtung (105) und der Seite des Kunststoffprofils eingeführt wird, wobei die elastisch verformbare Dichtung (105) auf der Zunge (104) geformt ist, um den Rand des äußeren gebördelten Metallblechs (62, 92) mit der Seite (102) des Kunststoffprofils zu verriegeln, während die andere Dichtung (108) auf der Seite (107) geformt ist, welche zwischen der Seite (102) mit der Zunge (104) mit der darauf geformten Dichtung (105) und der Seite (109), auf welcher die Zunge (110) des Kunststoffprofils mit einer Nut (113) zum Verriegeln des inneren gebördelten Blechstücks (63, 93) mit dem Kunststoffprofil geformt ist, auf eine solche Weise, dass jede der Dichtungen (105, 108) sich fortlaufend rund um den gesamten Umfang der Tür (53) erstreckt.
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