EP2404020A1 - Grille de protection - Google Patents

Grille de protection

Info

Publication number
EP2404020A1
EP2404020A1 EP09777782A EP09777782A EP2404020A1 EP 2404020 A1 EP2404020 A1 EP 2404020A1 EP 09777782 A EP09777782 A EP 09777782A EP 09777782 A EP09777782 A EP 09777782A EP 2404020 A1 EP2404020 A1 EP 2404020A1
Authority
EP
European Patent Office
Prior art keywords
door member
door
pivot axis
closure
latch
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Withdrawn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
EP09777782A
Other languages
German (de)
English (en)
Inventor
Sébastien BOUQUET
Michel Bertsch
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.)
Indowoods SA
Original Assignee
Indowoods SA
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 Indowoods SA filed Critical Indowoods SA
Publication of EP2404020A1 publication Critical patent/EP2404020A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
    • E06B9/04—Shutters, movable grilles, or other safety closing devices, e.g. against burglary of wing type, e.g. revolving or sliding
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use
    • E05B65/0007—Locks or fastenings for special use for gates
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use
    • E05B65/0014—Locks or fastenings for special use to prevent opening by children
    • 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
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B2009/002—Safety guards or gates

Definitions

  • the invention relates to a protective grid, in particular for children, comprising a frame and a hinged to the frame about a pivot axis door member.
  • Protective gratings are known from the prior art, which can be used in door frames, passages, stairways, etc., in particular to prevent infants, possibly also pets, from crossing.
  • a lockable door is provided to allow for installed grille the easiest possible crossing for the adult.
  • the door member is doubly secured in this way, since to open the latch member must first be actuated to subsequently allow a movement or lifting of the door member along the pivot axis. Only by this movement, the door member is released for opening or pivoting about the pivot axis.
  • the blockage released by lifting can in principle be provided at the location of the closure member or integrated therewith or else separately therefrom or else both on the closure member and also separately therefrom.
  • the locking member is provided on the closure member, wherein the locking member in particular has a spring-loaded, linearly displaceable latch. This allows a simple integrated design of the double fuse.
  • the closure member may be ergonomically shaped in the manner of a handle, so that a comfortable operation of the latch member and the lifting of the door are made possible for the adult with one hand.
  • a spring-loaded latch is provided on one of the two, closure member or abutment, wherein the latch snaps into a latch of the latch member upon pivoting of the door member in the closed position.
  • the door member can automatically close when swiveling, in particular, the bolt of the latch member is separated from the case function.
  • the spring-loaded latch itself has the function of a trap and snaps when swiveling the door into an abutment.
  • an adjustable locking member is provided on the door member, wherein by means of the locking member one of the pivoting directions of the door member from the closed position out is lockable adjustable.
  • the locking member is provided on the closure member, so that there is a simple integrated structure.
  • preference is furthermore given to optionally no pivoting direction, one of the two Pivoting directions or both pivoting directions of the door member lockable, in particular, the locking member has two displaceable locking bolt.
  • the locking member of an advantageous detail design can have a display for visual inspection of a set blocking function, so that an operator can already detect the set blocking function when approaching the protective grid.
  • a further closure in particular for the formation of the positive blockage, is arranged on the door member.
  • the additional closure may be disposed at a lower portion of the door while the closure member and its abutment are disposed at an upper portion of the door for ease of operation such that obstruction of axial movement of the door member in one location and blockage against the other Pivoting the door in a lowered state takes place at another location.
  • a positive blockade may also be provided on the closure member itself.
  • pivot axis an inclination relative to a - A -
  • the pivot axis extends in particular in a plane with the frame and the closed door.
  • the inclination angle is between 1 ° and 5 °, preferably between 2 ° and 4 °.
  • a pivot bearing of the door member comprises an upper and a lower hinge half, which are rotatable relative to each other about the pivot axis, wherein the hinge halves are supported against the pivot axis inclined slideway against each other, so that the joint halves with increasing opening angle of the door member continuously move apart in the direction of the pivot axis, in particular under deflection of a spring member, and directed against this movement force causes a torque in a closing direction of the door member.
  • Such a pivot bearing is particularly well suited for combination with a door member according to the invention in view of the task of self-closing the door member, since a mobility of the joint halves to each other in the axial direction of the construction of the pivot bearing is already immanent.
  • the slideway is formed on a first of the two joint halves as an end-side edge surface of a hollow cylindrical portion, wherein the hollow cylindrical portion is covered starting from its end face by a sleeve part of the other, second joint half.
  • This construction prevents jamming of objects or body parts in the area of the joint halves and slideways. Further advantageous may As a result, a radial mutual support of the joint halves via a sliding contact of the hollow cylindrical portion on an inner surface of the sleeve part done.
  • sufficient joint stability is given even when forming the joint halves of a soft material such as a plastic.
  • a slideway of the second joint half is formed as a bottom surface of the sleeve part and cooperates with the slideway of the first joint half.
  • an integrally formed pin protrudes from the bottom surface, which is penetrated by a tie rod, in particular made of metal.
  • the tie rod does not fulfill the function of a hinge pin, since it is subjected to a force in the axial direction substantially, in particular by the supported against him spring member.
  • the object of the invention is also achieved for an initially mentioned door guard with the characterizing features of claim 13. Due to the inclination of the pivot axis, a gravitational restoring force is generated when the door member swings open, since the emigrating center of gravity of the door member generates an increasing torque with respect to the inclined pivot axis. As a result, the door member pivots back into the closed position, even if the closing was forgotten by an adult or this just has no hand for free.
  • Protective grating in particular for children, comprising a fixedly positionable frame having a lower base and two side members extending upwardly from the base, and a door member pivotally hinged to the frame about a pivot axis, characterized in that the pivot axis is inclined to a vertical, the pivot axis extends in particular in a plane with the frame and the closed door member.
  • this article may additionally comprise the features of one of claims 1 to 15.
  • Fig. 1 shows a plan view of an inventive protective grid with slightly open door member.
  • FIG. 2 shows a spatial view of the protective grid from FIG. 1.
  • Fig. 3 shows a detailed representation of a closure member
  • FIG. 4 shows four different views of the closure member from FIG. 3.
  • FIG. 5 shows several sectional views of the closure member from FIG. 4.
  • FIG. 6 shows several individual parts of the closure member of FIG. 4.
  • Fig. 7 shows the abutment of FIG. 3 in a lateral plan view with two
  • FIG. 8 shows an upper pivot bearing of the door member in a lateral plan view and two sectional views.
  • Embodiment of a protective grid according to the invention and an enlarged detail of the area A.
  • FIG. 11 shows an exploded spatial view of a pivot of the
  • FIG. 10 shows several plan views and a sectional view taken along the
  • the door protection grid shown in Fig. 1 comprises a frame 1, which consists essentially of a lower base 2, a first, vertical side part 3 and a second, vertical side part 4.
  • the frame 1 can be positioned in a stationary manner by means of two clamping screws 5 arranged in each case on each of the side parts 3, 4, for example in a door frame.
  • the clamping screws can engage in a known manner in screwed to the door frame base (not shown).
  • the clamping screws 5 arranged on the side part 4 are provided with an optional extension 5a for fixing in over-wide door frames, a vertical stabilizing rod 5b being provided between the extensions 5a.
  • a door member 6 is pivotally received. This is done by means of an upper pivot bearing 7 and a lower pivot bearing 8.
  • the upper pivot bearing 7 is formed as a plastic casting and fixed on the one hand to an upper end of the second side part 4 and on the other hand to an upper crossbar of the door member 6.
  • the lower pivot bearing 8 comprises a pin 8 a, which is received in the base 2 of the frame 1 and projects into a bore in a lower transverse strut of the door member 6.
  • a pivot axis S of the door member 6, which is defined as a connecting line of the two pivot bearings 7, 8, -bei vertical positioning of the frame 1 has an inclination at an angle ⁇ , wherein the pivot axis in the plane of the frame 1 and the closed door member 6 extends ,
  • the angle ⁇ is in the present example about 3 ° (see also Fig. 8, where the section line AA is perpendicular).
  • FIG. 2 shows the protective grid in a state which has not yet been adjusted with respect to the clamping screws 5, which is the reason for the gap between side part 3 and door member 6 there.
  • the upper pivot bearing 7, see detail in Fig. 8, has a door-side hinge half 7a with a first hinge half 7b and a frame-side hinge half 7c with a second hinge half 7d.
  • the joint halves 7b, 7d are inserted into one another, the joint halves being displaceable relative to one another by a stroke H in the direction of the pivot axis S (joint axis).
  • the one hinge half 7d has on a cylindrical wall 7e two radially projecting and axially continuously extending cams 7f, which are supported as a support against a corresponding wall of the other hinge half 7b.
  • the two cams 7f are arranged in the plane of the closed door member.
  • the joint halves 7a, 7c are each inclined at an angle ⁇ , while the upper sides of areas to be fixed to the door member 6 and side part 4 of the pivot bearing 7 extend horizontally, which can be seen in particular in FIG.
  • the lower pivot bearing 8 is formed so that the lower transverse strut 6a of the door member 6 projects into a recess 4a of the pivot-side side part 4. In this way, a maximum stroke H of the door member is defined during a movement in the direction of the pivot axis S, wherein the transverse strut 6a abuts at the end of the stroke H at an upper edge of the recess 4a.
  • a closure member 9 and an abutment 10 are provided.
  • the closure member 9 is presently arranged at one end of an upper crossbar 6b of the door member 6 and the abutment 10 is arranged on the opposite side part 3.
  • the closure member 9 is largely formed as a plastic casting and comprises an upper housing part 9a, a lower housing part 9b, a linearly displaceable latch 11 with an operating knob 11a and an end opening 11b, a latch 11 loading spring 12 and two locking bolt 13, 14 (see in particular Fig. 3 to Fig. 6), whose function will be described below.
  • the mutually mounted housing halves 9a, 9b are connected to the end of the upper cross member clamped and / or positively. Between the housing parts of the bolt 11 and the locking bolt 13, 14 are slidably received added.
  • the latch 11 is located in the upper housing part 9a, wherein in the lower housing part 9b below the bolt 11, an opening portion 9c is provided, the side flanks jump back 9d.
  • the anvil 10 (see FIG. 7) comprises a housing part 10 a, which is pushed onto the upper, door-side corner of the first side part 3 and screwed.
  • a particular metallic pin 10b is received linearly displaceable, which is loaded by a spring 10c.
  • the pin 10a forms a spring-loaded case, which engages in the closed state of the door member in the opening 11b of the bolt 11 of the closure member 9.
  • the pin or latch 10a After raising the door member about the free stroke H defined by hinge 8, the pin or latch 10a is level with the recessed lateral flanks 9d of the lower half of the housing, thereby pivoting the door member with respect to the latch 10. In principle, the door can now be swung open in both directions.
  • a locking member integrated in the closure member is provided that the two
  • Locking bar 13, 14 includes.
  • the locking bars each have a bottom through openings from the housing part 9b projecting operating pin 13a, 14a, by means of which each of the locking bolt 13, 14 is independently displaceable over in a locking, front position or a releasing, rear position.
  • the control pins 13a, 14a engage in respective detents 16, which are formed in the openings of the lower housing half 9b.
  • a front tongue 13b, 14b of the locking bolt projects in each case in front of the flanks 9c of the lower housing half 9b, so that the latch 10b of each of the locking bolts can be locked in each case in a pivoting direction of the door member.
  • the adjustment of the locking member 13, 14 is easily and clearly recognizable by an additional display, each comprising a viewing window 9f for each of the locking latch, wherein the viewing window 9f is formed as an opening in the top of the upper housing half 9a.
  • the locking bars 13, 14 each have a covering with the windows 9f indicator surface 13c, 14c, which has, for example, a color marking. Depending on the exact configuration, it may be provided, for example, that when the locking bolt 13, 14 is in its associated viewing window 9f, a red marking is visible and at pushed back or opened locking bolt 13, 14 a green mark.
  • the open door member Upon a pivoting of the open door member, which can take place in particular automatically, in this case by gravity, slides the case 10b on the curved outer surface of the flanks 9e of the upper housing part 9a along and is thereby pressed against the spring action. As soon as the latch 10b comes into register with the opening 11b of the latch 11, it snaps into it and the door is locked. It is understood that the latch 11 is basically due to the spring 12 in its closed position, as long as an operator on the control knob 11a in the opening direction of the bolt 11 exerts.
  • the protective grid has a further closure 15, which is arranged at a distance from the closure member 9 on an underside of the door member 6.
  • Fig. 9 shows this closure in the closed state.
  • An upper closure half 15a is vangeschraubt on the lower transverse strut 6a of the door member 6 and comprises a vertically projecting lower locking pin 15b, which is movable in the manner of a latch in its longitudinal direction movable and subjected to a force downward by means of a spring, not shown.
  • the closure pin 15b protrudes in the closed door state into a recess 15e of an abutment 15c screwed to the base 2 of the frame 1.
  • the side walls 15d of the anvil are chamfered outwards, so that the spring-loaded latch 15b slips over the oblique side walls when the door is swiveled and is then compressed, after which it snaps into the recess 15e.
  • To open the door member 6 of the other closure 15 is brought by lifting the door member 6 to the aforementioned stroke H disengaged.
  • closure member 9 additionally and spaced arranged closure 15 is an flanking and the closed door stabilizing measure, the basic closing function is already integrated in the closure member 9.
  • the closure 15 can also be omitted as required or the blockage of the door member against pivoting can be provided exclusively by the further closure.
  • Fig. 10 to Fig. 12 show a further embodiment of the invention, in which, as in the previous examples, the door member 6 undergoes a restoring force in the closing direction when deflected from its closed position. Unlike in the example of FIG. 1, but this is not achieved by an inclination of the pivot axis S, but by a generated in the upper pivot bearing 7 restoring torque.
  • the rotary bearing 7 in turn has an upper, door-side hinge half 7a with a first hinge half 7b and a frame-side hinge half 7c with a second hinge half 7d.
  • Each of the hinge halves 7b, 7d has a slideway 17, 18, wherein the slideways 17, 18 are slidably supported against each other.
  • the slideway of the first joint half 7b is formed as an end-side edge surface 17 of a hollow cylindrical portion 19.
  • the edge surface 17 corresponds to the sectional area of the hollow cylindrical portion 19 with a plane inclined by about 25 °, so that the edge surface or slideway 17 to this angle relative to the pivot axis or axis of rotation S of the rotary bearing 7 is inclined.
  • the wall thickness of the hollow cylindrical portion is preferably less than a quarter, in this case only just under a sixth of its diameter.
  • the diameter is about 17 mm and the wall thickness about 3 mm.
  • the hollow cylindrical portion 19 of the first joint half is covered in each opening state, starting from its slide 17 over the entire height change of a sleeve part 20 of the second joint half.
  • the sleeve part 20 which is likewise shaped as a hollow cylinder, protrudes from a bottom region likewise inclined by about 25 °, through which a slideway 18 of the second joint half is formed.
  • the upper edge of the sleeve member 20 is also chamfered at this angle, but this does not contribute to the restoring force, but primarily has a creative function and helps to reduce the necessary height of the rotary joint.
  • the tie rod engages through the pin 23 and the second joint half 7d and is secured from below by means of a snap ring 24 placed on a groove 22b and supported against the second joint half 7d.
  • a spring member in the form of a coil spring 21 is penetrated by the tie rod 22 and is supported at one end against a head 22 a of the tie rod 22 and with its other end against a
  • the radial support of the joint halves 7b, 7d relative to one another takes place essentially via the contact of the outer wall of the hollow cylindrical portion 19 on the inner wall of the sleeve part 20.
  • the system can at least at low radial load predominantly on an inwardly drawn edge region 25th done so that the friction surfaces are reduced and the swivel joint is particularly smooth at low radial force. But it is also a facility over the entire overlapping surfaces of hollow cylindrical portion 19 and sleeve member 20 possible.
  • both hinge halves 7a, 7c or joint halves 7b, 7d are designed as plastic molded parts, for example injection-molded parts. This allows a cost-effective production, wherein the plastic parts ensure sufficient function of the self-closing hinge due to the present design.
  • the radial support is completely supported by the hinge halves 7b, 7d, so that the metallic tie rod 22 can be dimensioned so that it only absorbs axial tensile forces.
  • the lower pivot 8 of the door member 6 is formed as in the first embodiment as a simple pivot pin which is received in a bore of the lower base. Since, in the case of the example according to FIG. 10, the tie rod 22 limits the stroke H in the rotary joint 7, a stop as in FIG. 1 in the region of the lower rotary joint 8 is not necessary.
  • the rotary joint 7 according to the second embodiment now works as follows:
  • the lower end of the first slide 17 runs on the lower, second slide 18 according to the given slope upwards, so that the first, upper hinge half 7b relative to the second, lower hinge half 7d along the pivot axis S upwards is offset.
  • the spring 21 is compressed and stores elastic energy. Another, the spring force rectified force is caused by the weight of the door member 6 on the slides 17, 18.
  • a restoring force or a torque acts in the respective closing direction of the door member 6.
  • door members with lattice-like structures comprises, as in the present embodiment, the door member with its transverse struts 6a, 6b and longitudinal struts, but also closed surfaces, for example made of wood, plastic or Plexiglas.

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Hinges (AREA)
  • Gates (AREA)

Abstract

L'invention concerne une grille de protection, en particulier pour enfants, comprenant un cadre positionnable de manière fixe (1), présentant une base inférieure (2) et deux parties latérales (3, 4) s'étendant vers le haut depuis la base (2), ainsi qu'un élément porte (6) articulé sur le cadre (1) de manière à pivoter autour d'un axe de pivotement (S). Un élément de verrouillage (9) est agencé sur le cadre (1) ou l'élément porte (6) et une butée (10) est agencée respectivement sur l'autre élément, de sorte que l'élément de verrouillage (9) et la butée (10) coopèrent lorsque l'élément porte (6) est en position fermée. L'élément porte (6) est mobile en direction de l'axe de pivotement (S) pour le déblocage d'un blocage par complémentarité de forme, la mobilité de l'élément porte (6) en direction de l'axe de pivotement (S) pouvant être bloquée de manière libérable au moyen d'un élément verrou (11, 10b) actionnable.
EP09777782A 2009-02-27 2009-08-10 Grille de protection Withdrawn EP2404020A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009010682A DE102009010682A1 (de) 2009-02-27 2009-02-27 Schutzgitter
PCT/EP2009/005790 WO2010097101A1 (fr) 2009-02-27 2009-08-10 Grille de protection

Publications (1)

Publication Number Publication Date
EP2404020A1 true EP2404020A1 (fr) 2012-01-11

Family

ID=41718832

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09777782A Withdrawn EP2404020A1 (fr) 2009-02-27 2009-08-10 Grille de protection

Country Status (4)

Country Link
US (1) US20120055092A1 (fr)
EP (1) EP2404020A1 (fr)
DE (1) DE102009010682A1 (fr)
WO (1) WO2010097101A1 (fr)

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DE102009010682A1 (de) 2010-09-02
WO2010097101A1 (fr) 2010-09-02

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