Classifications

• • 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
  • E04B1/762—Exterior insulation of exterior walls
  • E04B1/7629—Details of the mechanical connection of the insulation to the wall
  • E04B1/7633—Dowels with enlarged insulation retaining head

Definitions

• the technical solution relates to a combined system for mechanical fastening vo thermal insulation panels of an external thermal insulation composite system on exterior walls of buildings (ETICS) in the renovation of existing thermal insulation systems, in the duplication of thermal insulation systems by covering the existing thermal insulation panels of a renewed
• the shaft of the dowel In this opening and its surroundings under the insulation boards is the shaft of the dowel with a Fixierurigs hypollung based on a special expansion substance. surround.
• the network of fixation points contains at least 6 fixation points / 1 sqm, the geometric arrangement of the individual fixation points being dependent on the format of the thermal insulation panels to be fixed for the additional thermal insulation.
• the combination of the classic dowel with the fabric based on an expanding Adhesive which forms a "replacement adhesive point" below the first layer of insulation after installation of the anchor and at the same time pushes the layer system of thermal insulation boards against the plate of the newly installed dowel, has an indisputable advantage in the firmer and in particular long-term more stable fixation of the insulation boards and achieved in In cases where the dowel was not originally positioned at the location of the glue dot below the thermal insulation board, the desired effect of eliminating dynamic wind damage destructive effects on the ETICS layers.
• the main problem of the present state is therefore that when using the current established method for fixing the thermal insulation system (ETICS) with plastic dowels a reliable method for the design and evaluation of the resistance of the fixed layers of thermal insulation systems (ETICS) against vertical acting
• Thermal insulation composite system by retrofitted, additional insulation and in the design and installation of new thermal insulation systems with greater strength of the thermal insulation layer are both the thermal insulation panels of the original insulation, as well as the thermal insulation panels of the additional insulation or only the thermal insulation panels of the new insulation to the wall of the outer sleeve of the carrying Building mechanically fixed in the network of fixing points.
• This network contains fixing points with known dowels for receiving horizontally acting forces, which are caused in particular by the wind and by the volume changes caused by heat of the insulating layers, using a plate anchor with shank passing through the thermal insulation board or thermal insulation panels, the end piece of the dowel shank being fixed in an opening in the supporting wall of the outer sheath and, if at the point of installation of the anchor, the existence of the adhesive under the first insulating layer is not guaranteed can be filled, the adjoining part of the cavity between the back of the lower thermal insulation board of the thermal insulation and the masonry of the wall with a fixation filling based on a special expansion substance.
• the principle of the new technical solution consists in the fact that the listed fixing points for absorbing the horizontally acting forces in the axes of the plate dowels in the network of fixing points are combined with fixing points with special anchors, which are provided for receiving the vertically acting forces, in particular from The weight of the thermal insulation panels and the surface layers of the thermal insulation system, which load the shafts of the anchoring elements positioned by the thermal insulation board or thermal insulation panels of the thermal insulation system, by shear stress The end piece on the shaft of the anchor element is fixed in the opening in the supporting wall of the outer shell of the building.
• the opening of this wall in the wall facing part of the cavity between the back of the lower thermal insulation board and the masonry of the wall, the Bore in the thermal barrier coatings for the anchor element, as well as the possibly facing part of the cavity between the thermal insulation panels of the thermal insulation can be advantageously filled with a fixation filling based on a special expansion substance.
• the fixing points with special injection anchors for receiving the vertically acting forces may alternatively contain anchor elements whose solidifying shafts based on metal mesh with mesh or tubes with openings through the thermal insulation board or thermal insulation panels of thermal insulation.
• the shank of the anchor element is here over its entire length, ie from the region of the receptacle in the opening of the wall in the outer shell of the building on the adjacent part of the cavity between the back of the lower insulation board and the masonry of the wall, through the openings in the insulation boards , in particular also over the adjacent part of the cavity between the thermal insulation panels ; the thermal insulation to the outer surface of the thermal insulation panels, with a fixation filling based on a special expansion and adhesive, in particular usually filled with polyurethane foam.
• the combined system for the mechanical attachment of thermal insulation panels (ETICS) to a load-bearing base, which allows reliable uptake of the vertical load, is based on the design model, which assumes that the system contains two mutually-interacting systems of load-bearing elements, each with a separate feature for which they were designed and evaluated. That is, the plate anchors are designed in the combined system with the intended degree of safety for receiving the calculated, horizontally acting load, while the second element of the system, the special anchors, which are designed for receiving the vertical (shear) load , with the provided for the level of safety required to absorb the vertically acting calculated load.
• FIG. 1 Example of a typical composition of a combined system for fixing a thermal insulation board in a thermal insulation composite system (ETICS) In frontal view,
• Fig. 3 - section through the fixing point with a special anchor for receiving the vertically acting forces with an anchor element with shaft made of a material with meshes or openings.
• FIG. 1 An example of a combined system for attachment of directly mounted on the building thermal insulation panels of a building cladding in the doubling by covering existing thermal insulation panels of a renewed contact-mounted insulation by a retrofitted, additional thermal insulation is shown in Figs. 1 and 2.
• the thermal insulation panels 4_ of the original insulation and the thermal insulation panels 3 ⁇ of the additional insulation are attached to the wall _5 of the supporting outer shell in a network of fixing points.
• This network contains the fixing points 1 with dowels for receiving the horizontally acting forces, in particular the wind and caused by the heat Völumen Sungen the insulation layers using a plate dowel with shank which passes through the thermal insulation panels 3, the thermal insulation, wherein the tail of the dowel shaft in the opening fixed in the wall 5 of the outer shell and : the adjacent part of the cavity between the back of the lower thermal insulation board of the thermal insulation and the masonry of the wall _5 is filled with the fixation filling 6 based on a special expansion substance.
• the fixing points 1_ for receiving the horizontally acting forces in the axes of the plate dowels are combined in the network of fixing points with the fixing points 2 with special anchors, provided for receiving the vertically acting forces, in particular the weight of the thermal insulation panels 3, 4_ and the surface layers of the thermal insulation composite system, which load the shafts of the anchor elements 2a positioned here in shear.
• the anchor elements 2a are frame dowels (see FIG. 2), their shearing-resistant shafts are protected by the thermal insulation boards .3, 4 extend, wherein the end of the shaft is secured by the anchor element 2a in the opening in the wall 5 of the outer shell of the building.
• This opening of the wall 5 facing part of the cavity between the back of the lower thermal insulation board _4 of the original insulation and the masonry of the wall 5 and the facing part of the cavity between the thermal insulation panels 3, 4 of the thermal insulation is with the fixation filling 6 based on a special Filled with expansion substance.
• thermal insulation panels 3_ are attached to the wall 5 of the supporting outer shell of the building in a network ' of fixing points.
• This net contains the fixing points 1 with dowels for receiving the horizontally acting forces, in particular caused by the wind and heat volume changes of the insulating layers using a plate dowel with shank passing through the thermal insulation panels 3 of the thermal insulation, wherein the tail of the dowel shaft in the opening in attached to the wall 5 of the outer shell of the building and the adjacent part of the cavity between the back of the lower thermal insulation board of the thermal insulation and the masonry of the wall .5 is filled with the fixation filling 6 based on a special expansion substance.
• the fixing points 1_ for receiving the horizontally acting forces in the axes of the plate anchors are combined in the network of fixing points with the fixing points 2 with special anchors, which are for receiving.
• the vertically acting one Forces in particular the weight of the thermal insulation panels 3 and the surface layers of the thermal insulation, are provided, which load the shafts of the here positioned anchor elements 2b to shear.
• the anchor elements 2b in this case have shanks based on metallic meshes with mesh.
• the shank of the anchoring element 2b is here over its entire length, ie from the region of attachment in the opening in the supporting wall 5 of the outer shell of the building on the adjacent part of the cavity between the back of the thermal insulation board 3_ and the masonry of the wall 5, over the opening in the ' thermal insulation board 3 in the fixation filling 5 based on a special expansion material polyurethane foam filled.

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• Physics & Mathematics (AREA)
• Engineering & Computer Science (AREA)
• Architecture (AREA)
• Acoustics & Sound (AREA)
• Electromagnetism (AREA)
• Civil Engineering (AREA)
• Structural Engineering (AREA)
• Working Measures On Existing Buildindgs (AREA)
• Building Environments (AREA)
• Finishing Walls (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=57045791

Family Applications (1)

Country Status (3)

Cited By (3)

Citations (3)

• 2016
  • 2016-06-23 CZ CZ2016-32501U patent/CZ29770U1/cs active Protection Beyond IP Right Term
• 2017
  • 2017-06-23 WO PCT/CZ2017/000043 patent/WO2017220057A1/de active Application Filing
  • 2017-06-23 SK SK50136-2018U patent/SK8858Y1/sk unknown

Patent Citations (3)

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