EP2158406A2 - Ferrure de fixation pour un panneau léger - Google Patents

Ferrure de fixation pour un panneau léger

Info

Publication number
EP2158406A2
EP2158406A2 EP08734729A EP08734729A EP2158406A2 EP 2158406 A2 EP2158406 A2 EP 2158406A2 EP 08734729 A EP08734729 A EP 08734729A EP 08734729 A EP08734729 A EP 08734729A EP 2158406 A2 EP2158406 A2 EP 2158406A2
Authority
EP
European Patent Office
Prior art keywords
adhesive
mounting bracket
fastening
cover plate
outlet opening
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP08734729A
Other languages
German (de)
English (en)
Inventor
Petr Seroiszka
Lukas Vondra
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fischerwerke GmbH and Co KG
Original Assignee
Fischerwerke GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fischerwerke GmbH and Co KG filed Critical Fischerwerke GmbH and Co KG
Publication of EP2158406A2 publication Critical patent/EP2158406A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/01—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of fastening elements specially adapted for honeycomb panels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
    • F16B13/14—Non-metallic plugs or sleeves; Use of liquid, loose solid or kneadable material therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
    • F16B13/14—Non-metallic plugs or sleeves; Use of liquid, loose solid or kneadable material therefor
    • F16B13/141—Fixing plugs in holes by the use of settable material

Definitions

  • the invention relates to a fastening fitting for a lightweight board with the features of the preamble of claim 1. Furthermore, the invention relates to a
  • lightweight board is meant a board having two cover plates joined by a core of low mechanical strength, for example a foam or honeycomb, in the latter case referred to as a honeycomb board
  • the mechanical strength of the core is not sufficient for a stable anchorage
  • Honeycomb plate is the speech is generalizing to understand a lightweight board.
  • connection insert for a lightweight building board
  • Fastening fitting has a kind of hollow bolt with a head and one on the
  • Hollow pin arranged sleeve.
  • An inner diameter of the sleeve is larger than a
  • Mounting hardware is inserted through a hole in a cover plate of a lightweight board in the lightweight board until the head is in the cover plate and flush with it. Subsequently, adhesive is introduced into the hollow bolt, which emerges from the hollow bolt through radial openings and enters the annular gap between the sleeve and the hollow bolt. The adhesive spreads in the annular gap and occurs at both
  • Object of the present invention is to propose a mounting hardware for a lightweight board with an improved adhesive distribution.
  • the fastening fitting according to the invention with the features of claim 1 has an adhesive channel in its interior with a Klebstoffeinhellö réelle on a
  • Fastener filled adhesive occurs in a hole in the cover plate of the lightweight board, in which the mounting bracket is inserted, from.
  • the fastening fitting according to the invention has an adhesive distribution groove on its outer side, into which the adhesive outlet opening opens.
  • the Klebstoffverteilnut runs so that they distributed from the adhesive outlet opening into them entering adhesive in the circumferential direction and in the longitudinal direction.
  • the adhesive distribution groove may have grooves that intersect in a lattice shape and extend in the longitudinal direction and in the circumferential direction.
  • An embodiment of the invention provides a thread-like encircling adhesive distribution groove.
  • the Klebstoffverteilnut is disposed in a region of the mounting bracket, which is located in the cover plate of a lightweight board when the mounting bracket in the intended manner in the
  • the Klebstoffverteilnut may extend further over the length of the mounting bracket, ie in a region of the mounting bracket, which is located between the cover plates of a lightweight board, when the mounting bracket is provided in the intended manner in the lightweight panel.
  • Adhesive emanating from the adhesive discharge opening (s) flows in the adhesive distribution groove extending from a hole wall of the hole in the cover plate of the Lightweight panel, in which the mounting bracket is inserted, is surrounded and covered, and thereby distributed in the hole in the cover plate.
  • the adhesive exits on an inner side of the cover plate from the Klebstoffverteilnut.
  • Adhesive possible whereby a good, full-surface and mechanically high-strength bonding is achieved.
  • the also exiting on the inside of the cover plate adhesive glued the fastening fitting there with the cover plate and possibly with the core or the honeycomb of the lightweight panel, whereby the strength of the bonding of the mounting bracket is further increased with the lightweight panel.
  • thread-like it is meant that the adhesive distribution groove extends circumferentially and longitudinally of the attachment fitting to effect distribution of the adhesive both circumferentially and axially in the hole in the cover plate.
  • Thiread-like does not necessarily mean a constant slope the adhesive distribution groove.
  • Advantage of the invention is the good distribution of the adhesive in the hole in the cover plate of the lightweight board, in which the mounting bracket is inserted, and on the inside of the cover plate.
  • the Klebstoffverteilnut is on the one
  • Front end of the mounting bracket having the Klebstoffeinhellötician closed. "Closed” means that the adhesive distribution groove does not open out at the one end of the mounting bracket
  • the adhesive distribution groove may terminate a short distance from the one end of the mounting bracket, the mounting bracket may also have a radially outwardly projecting flange through which the adhesive distribution groove is closed
  • the closed end of the adhesive distribution groove avoids or at least reduces adhesive leakage at the one end of the attachment fitting having the adhesive filling opening.
  • the adhesive thereby flows in the other direction and exits as desired on the inside of the cover plate of the lightweight board. An adhesive leakage on the outside of the cover plate is avoided or at least reduced.
  • the Klebstoffverteilnut a large free cross-sectional area in relation to a total cross-sectional area.
  • a cross-section up to a groove depth of the adhesive distribution groove is to be regarded as the total cross-sectional area.
  • the large free cross-sectional area of the adhesive distribution groove reduces a flow resistance of the adhesive and increases a contact area with the wall of the hole in the cover plate, that is, an open on the outside of the mounting bracket surface of the adhesive distribution.
  • an embodiment of the invention provides one or more outlet openings on the other front end of the mounting bracket.
  • Front end of the mounting bracket meant.
  • the other face may be open or have openings and / or the glue exit openings may be laterally, i.e., at or near the other face.
  • the mounting bracket is glued to both cover plates of the lightweight panel and its mechanical support in the lightweight panel further improved. There is no processing of the other cover plate of the lightweight board required for insertion of the mounting bracket must be mounted only in a cover plate of the lightweight panel a hole.
  • An embodiment of the invention provides a displaceable extension of the mounting bracket.
  • the extension may, for example, sleeve-shaped and arranged on the mounting bracket or vice versa, the mounting bracket sleeve-shaped and the extension to be arranged in it.
  • the extension has an adhesive channel which communicates with the adhesive channel of the
  • Fixing fitting communicates. That Adhesive filled in the fastening fitting by the adhesive filling opening does not only emerge from the adhesive outlet opening (s) of the fastening fitting into the adhesive distribution groove, but the adhesive also passes from the fastening fitting into the displaceable extension. From the extension, the adhesive passes through one or more
  • Adhesive outlet openings which are arranged at one of the adhesive filling opening of the mounting bracket far front end and / or on one side of the extension near the Klebstoffein colllömie the mounting bracket far front end of the extension.
  • the mounting bracket is used with the extended extension, so the mounting bracket extending extension in a hole in a cover plate in a lightweight board.
  • the extension bumps against one Inside of the other cover plate.
  • the mounting bracket is further introduced into the lightweight panel until it is flush with the one cover plate or seated with a flange on the cover plate. In this case, the mounting bracket moves on the extension, so that the mounting bracket automatically adapts to a thickness of the lightweight panel.
  • Adhesive occurs as described above in the area of a cover plate.
  • the adhesive exits from the adhesive outlet opening (s) of the extension on an inner side of the other cover plate and also glues the fastening fitting to this cover plate.
  • the mounting bracket is thereby glued to both cover plates of the lightweight board.
  • An embodiment of the invention provides a flow restrictor in the adhesive channel of the mounting bracket or its extension.
  • the flow restrictor is in particular a cross-sectional change, for example a pinhole in the adhesive channel.
  • the flow restrictor causes a stowage of the filled adhesive so that a sufficient amount of adhesive emerges from the adhesive outlet opening (s) of the attachment fitting into the adhesive distribution groove.
  • the fastening fitting is cylindrical or has a cylindrical envelope surface and is thereby adapted to a cylindrical borehole in the cover plate of the lightweight panel.
  • a cylindrical shape or a cylindrical lateral surface in the region of a cover plate of the lightweight board is sufficient.
  • a preferred embodiment of the invention provides that the adhesive channel is at the same time designed as a screw channel for introducing a screw. This means in particular a straight design of the adhesive channel with sufficient cross-section.
  • the cross section of the adhesive channel may be greater than a thread diameter of the screw, so that the screw is not directly in engagement with the mounting bracket, but indirectly via the in the
  • Fixing fitting filled adhesive instead of a screw, another, pin-shaped element can be introduced as an anchor in the mounting bracket.
  • the screw can be generalized as external thread element.
  • Adaptation to different thicknesses lightweight panels can be shortened. That's possible for example, by the already explained sliding extension of the mounting bracket.
  • Another possibility is an upsetting or crushable design of the mounting bracket.
  • the attachment fitting may be elastically and / or plastically deformable, it may have a bellows or accordion-like configuration at least on a part of its length.
  • a grid-like, preferably diagonal or diamond-shaped design of a wall portion of the mounting bracket is possible to its shortenability. This has the additional advantage that the holes of the lattice-like peripheral wall can form adhesive outlet openings.
  • An embodiment of the invention provides one or more buckling elements that buckle to shorten the mounting bracket outward or inward when the mounting bracket abuts with the buckling elements against the inside of the other cover plate of the lightweight panel. With the abovementioned shortening possibilities also a one-piece design of the mounting bracket is possible.
  • the inventive method provides that an inventive fastening fitting in particular of the type described above is inserted through a hole in a cover plate of a lightweight board in the lightweight board and adhesive is filled through the Klebstoffeinhellö réelle at one end of the mounting bracket.
  • the adhesive exits through the adhesive outlet openings and adheres the fastening fitting with at least one of the two, preferably with both cover plates of the lightweight building board.
  • a screw or generally an external thread element is screwed without pre-drilling in the adhesive channel of the mounting bracket.
  • the screw or external thread member allow the connection of another component with the
  • a screw or an externally threaded member may be screwed into the adhesive channel of the mounting bracket, i. they are engaged with the mounting bracket. Also, an attachment only by means of the adhesive in the adhesive channel without direct threaded engagement of the screw or generally the external thread member with the mounting bracket is possible.
  • Fastening fitting mainly serves to distribute the adhesive, but the payloads that occur are predominantly transferred from the screw via the adhesive to the honeycomb panel.
  • the invention extends to an arrangement of a
  • Figure 1 is an axial section of a mounting bracket according to the invention
  • Figure 2 is a perspective view of the mounting bracket of Figure 1;
  • FIG 3 shows an axial section of a second embodiment of the invention.
  • the fastening fitting 1 according to the invention shown in FIGS. 1 and 2 has a first part 2 and an extension 3.
  • Extension 3 can be made for example by injection molding of plastic.
  • first part 2 or optionally the first part 2 and the extension 3 will be referred to below.
  • the first part 2 of the fastening fitting 1 has the form of a.
  • An interior of the tubular first part 2 forms an adhesive channel 6, the mouth of which forms a Klebstoffein Schollö réelle 7 of the mounting bracket 1 at the one end face 5 of the first part 2.
  • the first part 2 just below the radial flange 4, ie near one end face 5, the first part 2
  • Adhesive outlet openings 8 which pass through its wall.
  • the first part 2 on two adhesive outlet openings 8, which are arranged opposite to each other.
  • the number and arrangement of the adhesive outlet openings 8 is not mandatory for the invention.
  • the first part 2 On its outer side, the first part 2 has a thread-like encircling Klebstoffverteilnut 9, which extends from the radial flange 4 over about 2/3 of the length of the first part 2.
  • the Klebstoffverteilnut 9 is closed by the radial flange 4.
  • the adhesive outlet openings 8 open into the Klebstoffverteilnut.
  • the extension 3 is also a sleeve-shaped part which is displaceable in the sleeve-shaped first part 2 of the fastening fitting 1.
  • An interior of the tubular extension 3 forms an adhesive channel 10, which communicates with the adhesive channel 6 of the first part 2, the adhesive channels 6, 10 of the first part 2 and the extension 3 merge into one another.
  • the extension 3 has a pinhole as
  • Flow restrictor 11 in its adhesive channel 10 An opening of the adhesive channel 10 on a radial end 4 of the distal end of the extension 3 forms an adhesive outlet opening 12.
  • An end edge of the extension 3 has arcs, which can also be considered as adhesive outlet openings 13. Between the concave arches, the front edge of the extension forms 3 feet 14.
  • the fastening fitting 1 according to the invention for anchoring in a lightweight board, for example, as shown in a honeycomb panel 15 is provided.
  • the honeycomb panel 15 has two cover plates 16, between which there are honeycombs 17 which connect the two cover plates 16.
  • a hole 18 is drilled in a cover plate 16 and possibly the honeycomb 17 is destroyed below the hole 18.
  • the mounting bracket 1 Prior to insertion into the honeycomb panel 15, the mounting bracket 1 is fully extended, i. the extension 3 is shifted out of the first part 2 at the maximum.
  • the mounting bracket 1 is inserted with the extension 3 ahead through the hole 18 in the honeycomb panel 15. In this case, the extension 3 abuts against the other cover plate 16 of the honeycomb panel 15.
  • the first part 2 of the mounting bracket 1 is inserted so deep into the honeycomb panel 15 that the radial flange 4 is seated on the outside of a cover plate 16. It pushes the extension 3, which is on the inside of the other
  • Cover plate 16 abuts, in the first part 2 inside.
  • the mounting bracket 1 thereby adapts automatically to the thickness of the honeycomb panel 15. If an increase on the one cover plate 16 of the honeycomb panel 15 by the radial flange 4 is not desired, the mounting bracket 1 may be executed without the radial flange 4 (not shown) and flush with an outer side of a cover plate 16 are finally introduced into the honeycomb panel 15 ,
  • the Klebstoffverteilnut 9 After insertion into the honeycomb panel 15, the Klebstoffverteilnut 9 is in the hole 18 in the one cover plate 16 of the honeycomb panel 15. The Klebstoffverteilnut 9 extends further into the space between the two cover plates sixteenth With a device, not shown, adhesive is filled under pressure through the Klebstoffeinhellö réelle 7 in the mounting bracket 1 inserted into the honeycomb panel 15. The adhesive is distributed in the adhesive channel 6 and exits through the adhesive outlet openings 8 in the Klebstoffverteilnut 9. The adhesive flows through the Klebstoffverteilnut 9 and thereby distributed over the circumference and in axialer- or longitudinal direction in the hole 18 in the one cover plate 16. The surrounding the mounting bracket 1 hole 18 of the cover plate 16 is completely filled with the adhesive. In addition, adhesive exits on the inside of the cover plate 16 and glued the mounting bracket 1 there with the cover plate 16. The adhesive exits the adhesive channel 6 of the first part in the adhesive channel 10 of the extension
  • the aperture plate 11 forming the aperture causes a jam of the adhesive and ensures that the adhesive flows in sufficient quantity and with sufficient pressure through the adhesive outlet openings 8 of the first part 2 of the mounting bracket 1 in the Klebstoffverteilnut 9 and further in the Klebstoffverteilnut 9, so that the adhesive is distributed in the hole 18 in the cover plate 16.
  • a screw or other external thread element not shown in the drawing without pre-drilling through the Klebstoffeinhellömie 7 is screwed into the adhesive channel 6, 10 of the mounting bracket 1 when the adhesive has cured. Since the extension 3 of
  • Fastening 1 is made of plastic, the screw can the
  • the adhesive channel 6, 10 thus at the same time also forms a screw channel.
  • an unillustrated component can be connected to the honeycomb panel 15.
  • a thread of the screw may, but need not, be engaged with the mounting bracket 1.
  • the Klebstoffverteilnut 9 has steep groove cheeks, which ends in a blade-like, but blunt edge 19.
  • a groove base 20 is rounded, so that the Klebstoffverteilnut
  • the Klebstoffverteilnut 9 is also wide in the groove base 20. As a result, the Klebstoffverteilnut 9 a large free cross-sectional area and consequently low flow resistance for the adhesive. In addition, the one wall of the hole 18 in the cover plate 16 of the honeycomb panel 15 facing open surface of the Klebstoffverteilnut 9 is large.
  • the mounting bracket 1 of Figure 3 is in one piece, he has no sliding extension.
  • honeycomb panels 15 of the mounting fitting 1 of Figure 3 can be shortened.
  • His feet 14 are formed as buckling elements 21, which are directed obliquely inwards in undeformed basic position.
  • the undeformed basic position is shown in FIG. 3 with dashed lines.
  • the buckling elements 21 are integrally formed with a wall of the mounting bracket 1 via a kink or bend line 22.
  • the bending line 22 is formed by a circumferential groove 23 on the outside of the mounting bracket 1 and a concave peripheral edge 24 on the inside of the mounting bracket 1.
  • the fastening fitting 1 is introduced into the honeycomb panel 15 and its feet 14 formed as buckling elements 21 strike against the inside of the other cover panel 16, they bend inwards into the bend line 22 shown in FIG. 3 by solid lines due to their obliquely inward orientation Position. Basically, a bending of the feet 14 to the outside to shorten the mounting bracket 1 for adaptation to different thickness honeycomb panels 15 is possible.
  • the fastening fitting 1 from FIG. 3 is a sleeve-shaped part with an adhesive channel 6, an adhesive filling opening 7 at a front end 5 of the fastening fitting 1 and a perforated diaphragm as a flow restrictor 11 approximately in a longitudinal center of the adhesive channel 6.
  • FIG 3 adhesive outlet openings 8 near its one, the Klebstoffeinhellö réelle 7 having end, which open into a helical Klebstoffverteilnut 9.
  • mounting bracket 1 are the adhesive outlet openings 8 in a hole 18 in the one cover plate 16 of the honeycomb panel 15.
  • the fastening fitting 1 of Figure 3 has more adhesive outlet openings 8, which open into the Klebstoffverteilnut 9, as the mounting bracket 1 of Figures 1 and 2.
  • the mounting bracket 1 of Figure 3 has no flange at its front end, it is flush with an outer side of a cover plate 16 of the honeycomb panel 15 finally inserted into the honeycomb panel 15.
  • the Klebstoffverteilnut 9 ends closed at one end face 5 of the mounting bracket 1, so that there no or at most exits little adhesive. The adhesive is thereby distributed in the hole 18 in the one
  • Cover plate 16 of the honeycomb panel 15 flows on the inside of the cover plate 16th
  • fastening fitting 1 from FIG. 3 coincides with the fastening fitting 1 from FIGS. 1 and 2, and reference is made to the explanations of FIGS. 1 and 2 in order to avoid repetition.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Plates (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)
  • Dowels (AREA)
  • Panels For Use In Building Construction (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Standing Axle, Rod, Or Tube Structures Coupled By Welding, Adhesion, Or Deposition (AREA)

Abstract

L'invention concerne une ferrure de fixation (1) destinée à être ancrée dans un panneau alvéolaire (15). La ferrure de fixation (1) présente un canal d'écoulement de colle (6) et des orifices de sortie de colle (8). Selon l'invention, les orifices de sortie de colle (8) sont disposés de façon à se trouver dans un panneau supérieur (16) du panneau alvéolaire (15) et la ferrure de fixation (1) est munie d'une rainure périphérique de répartition de colle (9) de type filetage, dans laquelle les orifices de sortie de colle (8) débouchent. Ainsi, une bonne répartition de la colle est garantie et le trou (18) ménagé dans le panneau supérieur (16) du panneau alvéolaire (15) est entièrement rempli de colle. La colle sortant sur la face intérieure du panneau supérieur (16) améliore le collage.
EP08734729A 2007-04-12 2008-03-22 Ferrure de fixation pour un panneau léger Withdrawn EP2158406A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007017556A DE102007017556A1 (de) 2007-04-12 2007-04-12 Befestigungsbeschlag für eine Leichtbauplatte
PCT/EP2008/002308 WO2008125182A2 (fr) 2007-04-12 2008-03-22 Ferrure de fixation pour un panneau léger

Publications (1)

Publication Number Publication Date
EP2158406A2 true EP2158406A2 (fr) 2010-03-03

Family

ID=39590139

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08734729A Withdrawn EP2158406A2 (fr) 2007-04-12 2008-03-22 Ferrure de fixation pour un panneau léger

Country Status (9)

Country Link
US (1) US20100115882A1 (fr)
EP (1) EP2158406A2 (fr)
JP (1) JP2010523919A (fr)
KR (1) KR20100015482A (fr)
CN (1) CN101680470A (fr)
DE (1) DE102007017556A1 (fr)
RU (1) RU2009141718A (fr)
WO (1) WO2008125182A2 (fr)
ZA (1) ZA200906067B (fr)

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Also Published As

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US20100115882A1 (en) 2010-05-13
ZA200906067B (en) 2010-04-28
DE102007017556A1 (de) 2008-10-16
JP2010523919A (ja) 2010-07-15
WO2008125182A8 (fr) 2009-12-03
WO2008125182A3 (fr) 2009-04-16
WO2008125182A2 (fr) 2008-10-23
CN101680470A (zh) 2010-03-24
RU2009141718A (ru) 2011-05-20
KR20100015482A (ko) 2010-02-12

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