CN1820118A

CN1820118A - Swing door for blocking a passage for persons

Info

Publication number: CN1820118A
Application number: CN 200480019702
Authority: CN
Inventors: A·菲舍尔
Original assignee: Wanzl Metallwarenfabrik GmbH
Current assignee: Wanzl GmbH and Co Holding KG
Priority date: 2003-07-15
Filing date: 2004-06-22
Publication date: 2006-08-16
Also published as: WO2005008015A8; DE20310818U1; DE112004001752D2; EP1649127A1; WO2005008015A1

Abstract

The invention relates to a swing door (1) for blocking a passage (33) for persons. Said swing door (1) comprises a support (2) on which a door wing (5) is arranged so as to be pivotable about a vertical axis (3), a locking mechanism (8) that allows the door wing (5) to be locked in a position blocking the passage (33) for persons, and a panic safety device (17) that is located inside the support (2) and allows the locked door wing (5) to be swiveled by applying a predefined minimum force acting upon the door wing (5) in order to open the passage (33) for persons in an emergency. The door wing (5) is provided with a pivoting part (6) inside which a sliding block part (10) is disposed. The panic safety device (17) is provided with a locking bolt (24) that is subjected to the effect of a spring mechanism (32), is supported by a bearing part (18), and engages into the sliding block part (10). The sliding block part (10) also cooperates with the locking bolt (24) in such a way that the sliding block part (10) can be raised by a certain level along the longitudinal axis of the support (2) in order for the door wing (5) to be able to swivel in both directions when the locking mechanism (8) is not activated.

Description

The turnstile of sealing walkway

The present invention relates to a kind of turnstile that is used to seal the walkway, it comprises a bearing, one blocking device and an emergency safety device (Paniksicherung) that is in bearing inside, this bearing is provided with can be around a door leaf (Turflugel) of vertical axis rotation, this blocking device can make the locking position of door leaf in the sealing walkway, apply given in advance, this emergency safety device can make the door leaf rotation of locking when affacting the minimum force of door leaf, so that can in case of emergency open the walkway, wherein, door leaf has a rotary part, one slide bar parts (Kulissenteil) are arranged on the inside of this rotary part, emergency safety device has been equipped with the spring assembly effect depended on, catch pin (Arretierriegel) by a supporting units support, this catch pin is used for these slide bar parts of interlock, wherein, the slide bar parts also with the catch pin acting in conjunction, the slide bar parts are carried a segment distance on the longitudinal axis of bearing when not activating blocking device like this, so that door leaf can be swung at both direction.

German utility model GM 7713093 has described a kind of like this turnstile, and its safety device has a disk that fixedly installs on its bearing, and this disk is provided with a horizontally extending groove.One safety pin inserts in this groove with a part of volume.By vertically disposed compression spring and safety screw, safety pin is pressed to this groove in vertical direction.A draw-in groove section that is on the safety pin sticks in the garden cylindricality slide bar that is in revolving part inside at this.One blocking device is responsible for making door leaf can be braked in that position of sealing walkway.If door leaf is squeezed in described position in emergency, safety pin ejects from groove and marks the quadrant arc at horizontal plane.Yet, finish such motion an arc section longer than quadrant shape must be provided in bearing, so that reserve enough free spaces for the draw-in groove section of safety pin.This measure causes the cross section of the bearing of hollow forming to become significantly fragile.Therefore, so-called up to now left and right door must be made, and is unlikely too fragile to guarantee hollow bearing.Different turnstiles also produces higher cost of manufacture, and this point should be avoided.

Task of the present invention is: the turnstile that further improves prior art, so that abandon the production of so-called left and right sides turnstile, while must make the weakening of the cross section of bearing not remarkable, and in case of emergency can be swung along both direction by the door leaf that turnstile is braked.

The technical scheme of this task is: catch pin is provided with in the horizontal direction and along straight line movably, support component has two curved booms, it is used as the bearing that supports catch pin, and the gap that is between two curved booms (Schenkeln) of support component is used to hold spring assembly.

Significant advantage of the present invention is: catch pin is not streaked the quadrant arc in the mandatory swing of door leaf, and in order to reach the purpose of opening door leaf, only needs to streak the horizontal range of the highest 10mm along straight line.The weakening of the cross section of preferred hole shape bearing produces by at least one horizontal drilling, and this horizontal drilling is in order to hold described catch pin.When the door leaf that extruding is braked, drag along cylindrical slide bar inwall at the tip of or another direction catch pin.Therefore needn't production left and right sides turnstile.When door leaf was pulled back down to the final position, the catch pin of spring loaded sticked into the slide bar parts again in the recess of its setting.

The present invention is described in detail according to embodiment, wherein,

Fig. 1 represents the single-revolution door; And

Fig. 2 represents slide bar parts.

The turnstile 1 that is used to seal walkway 33 shown in Figure 1 is the citation form of the described the sort of turnstile of utility model G7713093 mentioned according to beginning.Therefore, from described utility model manual, can learn and can no longer be gone on to say at this by the technical characterictic among the present invention that migrates.

Turnstile 1 has the bearing 2 that can fix on the floor in this embodiment, and this bearing 2 is practicably formed by a upright pipe.On this bearing 2, be provided with and utilize the bearing 4 can be around a door leaf 5 of a vertical axis 3 rotation.This door leaf 5 has a revolving part 6 that has a bow 7 with known manner, and this bow 7 is sealing walkway 33 when turnstile 1 braking.One cylindrical slide bar parts 10 are arranged in this revolving part 6, and the structure of these slide bar parts is added in Fig. 2.Arranged outside at revolving part 6 has a blocking device 8 that is formed by a lock, and its dead locking deadbolt 9 runs through revolving part 6 and slide bar parts 10.Like this, as appreciable subsequently, door leaf 5 is braked in this position.One so-called emergency safety device 17 is arranged in bearing 2.This emergency safety device 17 has a support component (Lagerteil) 18 that is in the bearing 2 and fixedlys connected with bearing 2, and it is used to support catch pin 24.This support component 18 is shaped to U-shaped, and wherein the curved boom 19 of its per two points upwards forms the bearing 21 that is on the common horizontal axis 20, is used to hold the traverse of catch pin 24 with moving horizontally.Catch pin 24 has one 25 and a braking 26 on right side in the figure, and the external diameter of the outer diameter ratio shaft 25 of this braking 26 is big.The free end 27 on braking 26 right side is frustum shaped.Frustum shaped section 28 and recess 11 engagements.This recess 11 is in the slide bar parts 10, and its underpart is unlimited and extend one section from top to bottom.Be provided with a disk 31 on the vertical planar annular 30 of braking 26, spring assembly 32 is supported on this disk with a compression form of springs.In addition, spring assembly 32 be supported on support component 18, be arranged on the left side curved boom 19 on, catch pin 24 like this, in the drawings to the right (as shown by arrows) press to slide bar parts 10.Therefore, the gap 22 of the support component 18 that is provided with between two curved booms 19 is used to hold this spring assembly 32.Blocking device 8 utilizes in the recess 12 that rotates a corresponding size that injects revolving part 6 with moving up, and fixedlys connected with slide bar parts 10.Slide bar parts 10 same utilizations are rotated in the reeve revolving part 6.Open blocking device 8 (for example utilizing key), the breach 23 of dead bolt 9 from slide bar parts 10 breaks away from.Therefore cancelled braking, allowed slide bar parts 10 to mention on greatly with known manner, made recess 11 above braking 26, stop, and door leaf 5 can rotate along one or another direction by the blocking device 8 that inserts recess 12.In contrast, if dead locking deadbolt 9 is in the breach 23, like this, blocking device 8 just is activated, and door leaf 5 is braked.So, when emergency, door leaf 5 this braking, that block walkway 33 also can be opened when the screw key not in order to make, and must push door leaf 5 with minimum force in the horizontal direction.Because slide bar parts 10 are fixedlyed connected with blocking device 8, blocking device 8 sticks into the recess 12 of revolving part 6 once more, is extruded left as shown in the figure from recess 11 in the braking of extruding catch pin 24 during door leaf 5 26.Now, door leaf 5 can promote towards one or another direction with hand, and in this case, the tip 29 of braking 26 drags along the internal surface of column 13 of slide bar parts 10.Rotate this door leaf 5 and turn back to the final position that makes its sealing walkway 33 once more, like this, spring assembly 32 extruding braking 26, and therefore catch pin 24 turns back in the recess 11 on the slide bar parts 10 once more, and door leaf 5 is braked once more.

In case of emergency promote door leaf 5 along one or another direction and rotate 90 °, the braking of catch pin 24 26 sticks in two grooves 15 of slide bar parts 10, sees Fig. 2.Door leaf 5 remains on the position of half-twist then.Extruding door leaf 5 rotates 90 ° of final positions that turn back to this walkway 33 of sealing once more, and like this, the effect that catch pin 24 is being resisted spring assembly 32 in this process is extruded from groove 15.The tip 29 of braking 26 drags along the internal surface of column of slide bar parts 10 once more subsequently, arrives recesses 11 up to catch pin 24, and its braking 26 is sticked in the recess 11.

Fig. 2 is illustrated in slide bar parts 10 shown in Figure 1 with the stereogram form.These slide bar parts 10 are tubular.Can see: this in order to the braking of holding catch pin 24 26, is two screwed holes 14 to the recess 11 of under shed on recess 11, makes and can be screwed in this hole 14 by the blocking device 8 that lock forms.The top of screwed hole 14 is provided with the dead locking deadbolt 9 of breach 23 to hold blocking device 8.With on the wall of cylindrical slide bar parts 10, the both sides at recess 11, every side and recess 11 separate 90 ° position be provided with two groove shapes, to the groove 15 of under shed.After blocking device 8 releases, to open walkway 33, groove 15 forms a brake and is used to hold catch pin 24 door leaf 5 along one or another direction half-twist.Then, door leaf 5 is maintained at selecteed position.The wedge-shaped cross-section 16 of concrete expression recess 11 in circular diagram.The frustum shaped of this wedge-shaped cross-section 16 and braking 26 is complementary.Therefore, can make braking 26 engagements advance this recess 11 and from this recess 11, deviate from more easily.

Replace recess 11 and groove 15, also can relative set be in the pit on the inner surface 13 of slide bar parts 10.

Claims

1. turnstile (1) that is used to seal walkway (33), it comprises a bearing (2), one blocking device (8) and be in the inner emergency safety device (17) of bearing (2), this bearing (2) is provided with can be around a door leaf (5) of a vertical axis (3) rotation, this blocking device (8) can make this door leaf (5) be braked in the position of sealing walkway (33), apply given in advance, this emergency safety device (17) can make door leaf (5) rotation that is braked when affacting the minimum force of door leaf (5), so that in case of emergency open walkway (33), wherein, door leaf (5) has a revolving part (6), one slide bar parts (10) are set in the inside of this revolving part (6), emergency safety device (17) has been equipped with the effect of depending on spring assembly (32), catch pin (24) by a support component (18) support, this catch pin is used for these slide bar parts (10) of interlock, wherein, slide bar parts (10) also with catch pin (24) acting in conjunction, so that slide bar parts (10) are carried a segment distance on the longitudinal axis of bearing (2) when not activating blocking device (8), so that door leaf (5) can be swung towards both direction, it is characterized in that, catch pin (24) is provided with in the horizontal direction and along a straight line movably, support component (18) has two curved booms (19), this two curved boom is as the bearing (21) that supports catch pin (24), and the gap (22) between two curved booms (19) of this bearing (21) is used to hold spring assembly (32).

2. turnstile according to claim 1, it is characterized in that, catch pin (24) has a cylindrical shaft (25) and cylindrical braking head (26), and wherein, little and free end braking head (26) is a frustum shaped to the diameter of axle (25) than the diameter of braking head (26).

3. turnstile according to claim 1 and 2 is characterized in that, spring assembly (32) is supported on the ring surface (30) of in two curved booms (19) of support component (18) and catch pin (24).