WO2022129414A1 - Türspaltsperre - Google Patents
Türspaltsperre Download PDFInfo
- Publication number
- WO2022129414A1 WO2022129414A1 PCT/EP2021/086313 EP2021086313W WO2022129414A1 WO 2022129414 A1 WO2022129414 A1 WO 2022129414A1 EP 2021086313 W EP2021086313 W EP 2021086313W WO 2022129414 A1 WO2022129414 A1 WO 2022129414A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- door
- locking bolt
- guide
- predetermined breaking
- breaking point
- Prior art date
Links
- 239000002184 metal Substances 0.000 claims description 10
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 1
- 230000001960 triggered effect Effects 0.000 description 5
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 3
- 206010041662 Splinter Diseases 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
- E05C17/02—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means
- E05C17/04—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing
- E05C17/12—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing consisting of a single rod
- E05C17/16—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing consisting of a single rod pivoted only at one end and having an elongated slot
- E05C17/166—Security devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/0054—Fraction or shear lines; Slip-clutches, resilient parts or the like for preventing damage when forced or slammed
- E05B17/0062—Fraction or shear lines; Slip-clutches, resilient parts or the like for preventing damage when forced or slammed with destructive disengagement
Definitions
- the invention relates to a door gap lock.
- Door gap locks are used to block an unlocked door at a certain, small opening angle so that it cannot be opened completely. Such door gap locks are used on apartment entrance doors to increase security, since they prevent intrusion into the apartment if a resident opens the door thoughtlessly.
- a door gap lock generally includes a door frame or the door frame rotatably connected pivoting lever and a pin protruding from the door leaf. If the door gap blocking function is desired, the pivoted lever must be pivoted into a specific position before the door is opened, in which the pin engages in a recess on the pivoted lever. If the door is then opened, it can only be opened in the area defined by the recess.
- Door gap locks are designed in such a way that unlocking can only be carried out from one side of the door leaf and if the pin is engaged, it cannot be released from the engagement until the door is closed. This is usually solved by designing the pin as a so-called mushroom pin with a thickened portion at one end.
- modern Door gap locks provide that, in order to actuate the door gap lock, the pin is arranged to be axially displaceable and can be moved by means of an actuating device, such as a rotary knob.
- the swiveling lever is often arranged countersunk in the door frame and does not have to be touched to actuate the door gap lock. This embodiment enables visually more attractive door gap locks, since only the actuating device is visible.
- door gap locks are designed so massively that they cannot be overcome with physical strength and simple tools. In emergencies, when a door absolutely has to be opened, destruction of the door can be accepted anyway. If door gap locks are used in public transport, for example in compartment doors of rail vehicles, the waiting time for emergency services may be too long, so that in an emergency the door can be opened despite the door gap lock being engaged. For this purpose, for example, tools can be carried in the means of transport, but when they are used, the door gap lock and usually also the door leaf or the door frame are destroyed. With the door gap locks known from the prior art, an emergency opening without damaging the door leaf, the door frame and essential parts of the door gap lock itself cannot be guaranteed.
- the invention is therefore based on the object of specifying a door gap lock which can be overcome by applying force, but no damage may occur to a door leaf, a door frame or the door gap lock itself and only easily replaceable parts of the door gap lock may be damaged.
- the object is achieved by a door gap lock with the features of claim 1.
- a door gap lock comprising a door leaf part designed for arrangement on a door leaf with an axially displaceably mounted locking bolt and a frame part designed for arrangement on a door frame with a rotatably mounted pivoting lever, the locking bolt zen in a guide on the Swivel lever is slidable and is positively guided in this guide over a certain distance when there is a relative movement between the door leaf part and the frame part, and the guide arranged in the swivel lever has a predetermined breaking point at which the locking bolt zen when a certain force is applied to the locking bolt zen breaks through the lead .
- the advantage can be achieved of being able to ensure that the door gap lock is overcome without damaging essential components of the door gap lock or components connected to the door gap lock, in particular a door leaf or a door frame.
- the door gap lock is constructed from a door leaf part, a fitting part designed for attachment to a door leaf and a frame part designed for attachment to a door frame.
- an axially displaceable locking bolt Arranged in the door leaf part is an axially displaceable locking bolt which can be moved between two end positions using a suitable actuating device, such as a turning or sliding knob.
- a suitable actuating device such as a turning or sliding knob.
- the Locking bolt zen is in or parallel to
- the frame part includes a pivoted lever which is arranged on a base body of the frame part so that it can be pivoted through a specific angular range.
- the pivot axis of the pivoted lever is aligned horizontally when the frame part is in the installed position.
- the pivoting lever comprises a guide facing the door leaf part, for example a groove with a T-shaped cross section.
- these components are aligned with one another in such a way that the locking bolt engages in the guide in the extended, second end position.
- an opening must be arranged in the guide, into which the locking bolt can move without collision into the guide of the pivoted lever when the door leaf is closed. If the door leaf is opened with such an extended locking lever, the locking bolt moves along the guide in the pivoted lever and the pivoted lever pivots about its axis of rotation.
- the locking bolt engages positively in the guide.
- the locking bolt is particularly recommended to design the locking bolt as a so-called mushroom pin, which has a round cross-section with a narrowing along the longitudinal extension, since this type of simple double undercut with a T-shaped guide in the pivoting lever and thus good power transmission between the zen locking bolt and the frame part is made possible.
- Other designs, such as a hook-shaped locking bolt, are also possible.
- the locking bolt can be pushed in the guide and reaches an end position in the guide at which the door leaf is blocked at a maximum locked opening angle.
- This opening angle can be determined from the dimensions of the door leaf, the maximum swivel angle of the swivel bolt and the distance between the end position in the guide and the door leaf level.
- the door gap lock is therefore equipped with a predetermined breaking point, which fails when a certain force acts on it and releases the locking bolt, so that the door can be opened even when the locking bolt is extended and in its second end position, and only the predetermined breaking point is destroyed in the process .
- This predetermined breaking point is arranged on the swivel lever in such a way that it can come into effect in the guide at the end of the intended movement section of the locking bolt, thus limiting this guide and in turn forming part of the guide. Since the door gap lock should be able to be put back into operation quickly after the predetermined breaking point has been activated, it is advantageous to design the predetermined breaking point as a component which is detachably fastened to the pivoting lever. In this way, the predetermined breaking point can be repaired quickly and the door leaf or Frame parts can remain installed.
- the predetermined breaking point is a bent sheet metal part, since on the one hand such parts are easy to produce and on the other hand when the predetermined breaking point is triggered, a bending process is carried out in which no splinters are released.
- the predetermined breaking point designed in this way closes the guide at that end on which the locking bolt rests when the door leaf is locked and prevents movement of the locking lever beyond that. If a correspondingly large force is now exerted on the door leaf, this acts via the locking bolt on the predetermined breaking point, which bends at a certain force and releases the locking bolt from the guide.
- the force required for this can be adjusted over a wide range by selecting the material, the thickness of the bent sheet metal part and the shape.
- the force to be used for opening must be measured for the application, in any case in such a way that the predetermined breaking point is not triggered with normal use.
- a further embodiment of the invention provides for the predetermined breaking point to be made as a cast part, in particular as a cast metal part.
- the predetermined breaking point can be made as a cast part, in particular as a cast metal part.
- the predetermined breaking point is to be detachably connected to the pivoting lever, which can advantageously be done by means of a screw connection.
- a triggered predetermined breaking point can be replaced very quickly and with the aid of simple tools. This is very advantageous, for example, in means of transport, as it means that operational readiness can be restored immediately. If the door gap lock according to the invention is used in a passenger carriage, in particular a sleeping compartment car, after a door gap lock has been triggered, it can be put back into operation very quickly by the operating personnel and the car or the affected compartment does not have to be taken out of service for maintenance.
- a device for detecting breakage of the predetermined breaking point Since addressing a predetermined breaking point is only possible through the deliberate application of force, this should only be carried out in exceptional cases. In particular, it should be possible for the operating personnel of a means of transport to recognize a trip, since this can also be associated with illegal behavior, for example a burglary.
- FIG.l shows an example and a schematic view of a door gap lock on the opening side.
- a door gap lock 1 is shown in the installed state, which comprises a door leaf part 2 fastened to a door leaf 9 and a frame part 3 fastened to a door frame 10 .
- the door gap lock 1 is shown from the opening side of the door, from which side the door gap lock 1 is usually operated, ie the locking bolt 5 is displaced axially.
- the actuating device for the door gap lock 1 is also located on this side, but this is not shown in FIG shown .
- the frame part 3 comprises one on one
- Fig. 1 shows the door gap lock in a position of use, in which the door leaf 9 is opened by a certain angle, but cannot be opened any further.
- the locking bolt 5 is extended and engages in the pivoted lever 4, which includes a guide for this purpose.
- the pivoted lever 4 which is in positive engagement with the locking bolt 5, is pivoted out of its rest position and assumes a pivoting angle which is determined by the geometry of the component (the height offset between the locking bolt 5 and the length of the swivel lever 4 ) calculated .
- Fig. 1 shows the position of use of the door gap locking device 1, the locking bolt 5 comes into contact with the end of the guide 6 and can transmit a force to this end of the guide 6.
- the end of the guide 6 in the pivoting lever 4 a predetermined breaking point in the form of a bent sheet metal part 7 is arranged.
- the bent sheet metal part 7 is dimensioned such that it is deformed by a force applied to it by the locking bolt 5 in such a way that the locking bolt zen 5 can slide out of the guide 6 and the locking bolt zen 5 and the connected door leaf 9 releases.
- the force required for this must be less than a force at which the other components of the door gap lock 1 , the door leaf 9 , the door frame 10 and in particular the fastening means for arranging the door gap lock 1 on the door leaf 9 or the door frame 10 .
- 2 shows an example and a schematic view of a door gap lock in a view of the closing side. The door gap lock 1 from FIG. 1 is shown in the locked position and the door leaf open.
- the guide 6 arranged in the pivoted lever 4 can be seen, in which the locking bolt 5 engages.
- the guide 6 has at the end facing the axis of rotation of the pivoting lever 4 an opening into which the locking bolt 5 can be inserted without collision into the guide 6 when the door gap lock 1 is in the rest position.
- FIG. 3 shows a door leaf part by way of example and schematically.
- a door leaf part 2 is shown with the locking bolt 5 fully pushed out.
- the locking bolt is designed as a mushroom pin.
- the frame part 4 shows a frame part by way of example and schematically.
- the frame part 3 from the exemplary embodiment shown in FIG. 1 is shown with the swivel lever 4 swiveled out.
- the guide 6 arranged in the pivoted lever 4 with the opening for inserting a locking bolt and the predetermined breaking point is visible.
- the guide 6 is open at its end remote from the axis of rotation of the pivoting lever 4, so that a locking bolt guided in it can slide out of the pivoting lever 4 at this point, but is prevented from doing so by the predetermined breaking point.
- the predetermined breaking point is designed as a bent sheet metal part 7 and is detachably connected to the pivoted lever 4 by means of two screw connections 8 . List of designations
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Special Wing (AREA)
- Patch Boards (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
- Hinges (AREA)
- Lock And Its Accessories (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP21840838.3A EP4244452B1 (de) | 2020-12-18 | 2021-12-16 | Türspaltsperre |
CA3202156A CA3202156A1 (en) | 2020-12-18 | 2021-12-16 | Door gap lock |
US18/267,211 US20240011340A1 (en) | 2020-12-18 | 2021-12-16 | Door Gap Lock |
AU2021399108A AU2021399108B2 (en) | 2020-12-18 | 2021-12-16 | Door gap lock |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ATA51114/2020 | 2020-12-18 | ||
ATA51114/2020A AT524565B1 (de) | 2020-12-18 | 2020-12-18 | Türspaltsperre |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2022129414A1 true WO2022129414A1 (de) | 2022-06-23 |
Family
ID=79425634
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2021/086313 WO2022129414A1 (de) | 2020-12-18 | 2021-12-16 | Türspaltsperre |
Country Status (5)
Country | Link |
---|---|
US (1) | US20240011340A1 (de) |
EP (1) | EP4244452B1 (de) |
AT (1) | AT524565B1 (de) |
CA (1) | CA3202156A1 (de) |
WO (1) | WO2022129414A1 (de) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US251732A (en) * | 1882-01-03 | Fkancis v | ||
DE637720C (de) * | 1933-06-02 | 1936-11-03 | Magda Klintwort Geb Reder | Tuerversperrer mit Spielraum |
DE9100930U1 (de) * | 1991-01-28 | 1991-04-18 | Dürr, Willi, 7505 Ettlingen | Fenstersicherung |
DE10006005A1 (de) * | 2000-02-11 | 2001-08-16 | Willi Duerr | Zusatz-Schließvorrichtung für Fenster und Türen etc. |
EP2772604A2 (de) * | 2013-03-01 | 2014-09-03 | Aug. Winkhaus GmbH & Co. KG | Öffnungsbegrenzer |
US20180163445A1 (en) * | 2015-11-11 | 2018-06-14 | Alan B. Kingsbury | Security Latch for a Swing Bar Door Guard |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10142558A1 (de) * | 2001-08-30 | 2003-04-03 | Roto Frank Ag | Vorrichtung zur Begrenzung der Öffnungsweite eines dreh- und/oder kippbaren Flügels eines Fensters, einer Tür o. dgl. |
-
2020
- 2020-12-18 AT ATA51114/2020A patent/AT524565B1/de active
-
2021
- 2021-12-16 WO PCT/EP2021/086313 patent/WO2022129414A1/de active Application Filing
- 2021-12-16 EP EP21840838.3A patent/EP4244452B1/de active Active
- 2021-12-16 CA CA3202156A patent/CA3202156A1/en active Pending
- 2021-12-16 US US18/267,211 patent/US20240011340A1/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US251732A (en) * | 1882-01-03 | Fkancis v | ||
DE637720C (de) * | 1933-06-02 | 1936-11-03 | Magda Klintwort Geb Reder | Tuerversperrer mit Spielraum |
DE9100930U1 (de) * | 1991-01-28 | 1991-04-18 | Dürr, Willi, 7505 Ettlingen | Fenstersicherung |
DE10006005A1 (de) * | 2000-02-11 | 2001-08-16 | Willi Duerr | Zusatz-Schließvorrichtung für Fenster und Türen etc. |
EP2772604A2 (de) * | 2013-03-01 | 2014-09-03 | Aug. Winkhaus GmbH & Co. KG | Öffnungsbegrenzer |
US20180163445A1 (en) * | 2015-11-11 | 2018-06-14 | Alan B. Kingsbury | Security Latch for a Swing Bar Door Guard |
Also Published As
Publication number | Publication date |
---|---|
US20240011340A1 (en) | 2024-01-11 |
CA3202156A1 (en) | 2022-06-23 |
AT524565A4 (de) | 2022-07-15 |
EP4244452B1 (de) | 2024-07-03 |
AT524565B1 (de) | 2022-07-15 |
EP4244452A1 (de) | 2023-09-20 |
AU2021399108A1 (en) | 2023-07-06 |
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