DE202007007723U1 - Safety device for a swing lever rod lock - Google Patents

Abstract

safety device for a pivot lever rod lock (14) of a cabinet door (12), a housing door, a housing frame wall paneling or the like, which swing lever bar closure (14) on the door (12), the flap or the wall cladding is attached and one comprising foldable actuating lever (20), with a first sensor (18, 118) for the folded position of the Operating lever (20), with a second sensor (16) for the closed position of the door (12), flap or wall cladding on Frame (10), and with an electromechanical lock (22, 122) for the bar (s) (24, 224, 25, 225) of the bar closure (14), characterized in that the sensors (16, 18) and the electromechanical lock (22, 122) with a digital control device (34) connected to an interface for an authorization device the shutter operation comprises.

Description

The The invention relates to a safety device for a Swivel lever rod lock of a control cabinet door, a Housing flap, a housing frame wall paneling or the like, which swing lever bar lock on the door, the flap or the wall paneling is attached and a fold-out Operating lever includes, with a first sensor for the folded position of the operating lever, with a second sensor for the closed position of the door, Flap or wall cladding on the frame, and with an electromechanical Lock for the rod (s) of the bar lock.

Such a safety device is already out of the EP 0 824 624 B1 known. The arrangement essentially serves to prevent opening of the shutter as long as operating voltage is still present within the control cabinet or the enclosure, so as to prevent the operator from being endangered. An access control is also realized by a lock cylinder, which is arranged in an existing pivot lever, wherein the cylinder prevents with its thumb a folding out of the pivot lever.

An access control by means of a keyboard, smart card, magnetic stripe card or fingerprint scanner is in the US 2004/0089035 A1 described. These different possibilities of access control are also found in the DE 100 17 217 A1 , Again, a pivot lever is held in a trough, by a pin that can be extended, controlled by an electrical signal. An arrangement of this pivotable closure with electronic locking can be found in the DE 10 2004 013 369 A1 ,

task The invention is an alternative safety device for To create a swing lever lock, all of these possibilities extended.

Solved The object is achieved according to the invention in that the sensors and the electromechanical lock with a digital Control device are connected, which provide an interface for a Authorization device comprises the shutter actuator.

at the safety device according to the invention both the state of the pivot lever and the trough in which the Swivel lever can be folded, checked, as well as the condition the door opening, d. h., whether the door leaf is located away from the door frame and thus a Operator u. U. endangered. This secures the Safety device according to the invention more comprehensive as the state of the art.

According to one Further development of the invention, the interface is a card reader or transponder reader and the authorization device a chip card or a transponder. These are especially comfortable Authorization means for an electronic shutter.

alternative The interface can also have a keyboard input, a fingerprint scanner or an iris recognition device.

at The sensors may be touch contacts, proximity switches or optical sensors, the important thing is that they realize whether, for example, the pivot lever still in the receiving him Mulde is located, and that the door is not yet from the Frame removed.

The Locking the bar closure is also done in duplicate Way, once through the already described locking mechanism of the hand lever in the pivoted into the trough position, for but also electromechanically by a locking device, the a movement of the push rods suppressed.

To For this purpose, the electromechanical lock can be a lifting magnet comprising at the voltage locking at least one rod Retracting pin with an electrical voltage and thereby releases the movement of the rod. For protection against dust and humidity, the solenoid may have an encapsulation. The encapsulation may include heat dissipation devices such as ribs and / or close thermal contact with the lock housing and / or with the door, flap or wall.

According to one Another embodiment of the invention, the free end the actuating lever carry a closure device such as lock cylinder, his or her thumb with a formed by the securing device Rear handle and cooperates with the second sensor. So can the Sensor indicate that the thumb is in a closed position located.

The components of the safety device, such as rod lock, rod guides, operating lever lock, sensors can be arranged on a base plate fastened to the inner surface of the door, flap or wall. This base plate may have a lid which encloses the components dustproof and moisture-proof. The components may be arranged symmetrically about a center line of the base plate such that the safety device is optional for right or left hinged doors, flaps or walls can be used.

Of the Swivel lever rod lock can be fastened in two rectangular openings be provided in the door, flap or wall.

According to one Still another embodiment of the invention is the base plate from the components protruding through the rectangular openings of lock, such as lock case and / or trough for held the operating lever.

Of the Solenoid is conveniently centered on the Center line of the base plate arranged. That comes the symmetry benefit. The solenoid can be a rod guide for form the rod to be locked, which reduces the risk of jamming.

The To be locked rod can in particular only up in the rod guide be the lifting magnet reaching short rod. The other opposite Rod is possibly cranked and carries the locking elements or drives such a locking elements bearing locking bar at.

The Locking rod driven by the counter-rotating rod is passed by the side of the lid. From the Sheet metal existing base plate can be bent and / or a cover carried by these breakthroughs for leadership have the rods.

The Invention will be described below with reference to embodiments explained in more detail that shown in the drawings are.

It shows:

1 a perspective view of a cabinet with a door having the safety device according to the invention;

2 a perspective view of an embodiment of the safety device according to the invention on the inside of the door panel;

3 in a similar view as 2 a development of the safety device according to the invention;

4A and 4B in perspective views of the encapsulated magnet in a view from above and a view from below;

5 another embodiment;

6 a perspective view of the actuating lever in its mounted on the door panel position;

7A a back view of the door leaf of the 6 with an embodiment with a symmetrical arrangement of two openings in the door leaf, in the open position, for left-hinged doors;

7B the closure of the 7A but closed

8A a closure according to 7A , but doors hinged on the right and in the open position;

8B for corresponding right-hinged doors in the closed position; and

9 a block diagram of the opening procedure of the safety device according to the invention.

1 shows a perspective view of a cabinet 10 with a cabinet door 12 , which door with a swing lever rod lock 14 is mounted, wherein it is the component 10 may also be a housing frame general type, in which a door, flap or wall paneling is posted. The swing lever rod lock 14 includes a fold-out operating lever 20 with a first sensor 18 , please refer 2 , for the folded position of the operating lever 20 , and with a second sensor 16 for the closed position of the door, flap or wall cladding 12 at the frame 10 , and with an electromechanical lock 22 for the rod (s) 24 of the bar closure 26 ,

The sensors 16 . 18 and the electromechanical lock 22 are over cable 28 . 30 . 32 with a digital control device 34 connected, wherein the connection can also be made via wireless radio link, which control device 34 has an interface for authorization devices for the operation of the closure.

These Interface, not shown, can be a card reader or a Transponder reader, and the authorization device can be a Chip card or a transponder include.

This interface may also include a keyboard input, a fingerprint scanner or an iris recognition device, wherein the keyboard input, for example, in the operating lever 20 could be accommodated, as in the citation DE 10 2004 013 369 A1 or in the US 2004/0089035 A1 described.

The sensors 16 . 18 can touch be contacts, proximity switches or optical sensors. These are arranged at appropriate locations, as well as the interface, this can, for example, as the Tastureingabe on the lever or next to the lever 20 or in the hollow 76 be arranged.

The electromechanical lock 22 includes a lifting magnet 26 holding the sliding pin 38 includes. The pencil 38 can into a hole 40 in the bar 24 Retract when it is in the locked position, ie a position in which then the thumb 42 near the proximity switch 18 at which time the rod (s) 24 . 25 having the illustrated position. This position of the thumb 42 is only possible with the swivel lever folded in, otherwise the thumb is outside the door leaf at the end of the folding lever. Led are the rods 24 . 25 on the door leaf 12 by means of rod guides 44 . 46 , An unfolding of the operating lever 20 and a subsequent pivoting lead to a rotational movement of the pinion in the lock case 48 and to a corresponding axial displacement of the rods 24 . 25 due to toothing of the rods 24 . 25 , which mesh with the pinion, not shown.

At the upper and lower ends of the rod (s) 24 . 25 Casters could be attached, not shown, behind the rear gripping surfaces of the frame 10 run up and thereby the door 12 in the frame 10 hold on, that is in the position that is in 1 . 2 . 3 . 7B and 8B is shown.

In the 3 illustrated embodiment differs from the in 2 in that both the solenoid 102 is encapsulated, as well as the closure a lid 142 having. This encapsulation 122 heats up due to the coil 52 via contacts or feedthroughs 54 supplied power, which heat must be dissipated through the housing. These serve heat dissipation facilities, such as ribs 56 and / or close thermal contact 58 . 60 with the lock housing and / or the door, flap or wall 12 , As 3 recognize, but also 4A and 4B , the solenoid has a rod guide 62 To ensure the most accurate fit of the breakthrough 40 in the bar 24 with the pen 38 of the magnet 36 to reach. For sealing carries a multi-bellows 64 at, who around the pin 38 is arranged around.

screw 68 with washers 66 keep the encapsulation 50 on the lifting magnet 52 firmly.

In the threaded holes 70 keep rotatable screws, not shown, the whole of solenoid 52 and encapsulation 50 on a base plate 172 fixed, with sealing strips 74 provide for sealing.

5 shows an embodiment in which the solenoid 222 with the lock case 248 a unit that also forms a common encapsulation 250 include.

6 shows a door leaf 12 with attached trough 76 in which the pivot lever 20 one to the door leaf 12 hinged parallel axis, which axis with the lock box 48 and the pinion mounted therein is in communication. In the left free end of the lever 20 a cylinder lock is installed and through the swing away cover 78 protected.

7A shows in perspective views a closure which is used in reversible doors, and which is open, showing that the components so around a center line 80 the base plate 272 symmetrically arranged, that the safety device either in the right or left hinged doors, flaps or walls 12 can be used, see 8A , whose lock for right hinged doors shows. In particular, the two door openings are 82 symmetrical to the midline 80 , the lock case 48 one each of the two breakthroughs 82 . 182 covers.

Through the other breakthrough 82 . 182 extends the closure with its cylinder-carrying end, see 7B and 8B ,

On the base plate 72 . 172 . 272 a lid can be put on to protect the components from dust.

While in the embodiment according to the 2 and 3 two locking bars are provided, which extend to the lower or upper end of the door is in the embodiment of the 7A . 7B the one pole 224 a short rod, which only extends to the top of the base plate 272 and their fold 86 enough. The locking bar 225 is cranked and carries the locking elements or drives a carrying this locking rod 227 at. This is on the base plate or its lid 272 passed, see 7A , bends 86 the sheet metal base plate 272 and / or a lid supported by these form breakthroughs 88 to guide the bars 225 . 224 so that special rod guides, as in the 2 and 3 Use find, here are not necessary.

Thereby the arrangement becomes very compact and small.

proximity switch 118 and cable distributor 90 can on the base plate 272 be glued on.

On the bends 86 with the holes 92 can be screwed on the lid or plate, not shown here.

In 9 FIG. 12 is a diagram illustrating the opening procedure of the electromechanical locking system. Starting from a closed cabinet, the transponder card or the like is first read in by the card reader, see block 1. Then, according to the block 13 an examination of the card by the customer management system, in which the data of the individual customers are laid down.

If the data match, the card is authorized, block 15 , Otherwise the card will not be authorized, block 33 , With an authorized card, the solenoid retracts the plunger and unlocks the linkage, block 17 , Otherwise, the customer management system denies the opening procedure, Block 35 , After retracting the solenoid and opening the profile half cylinder by the appropriate key, block 19 , the pivot lever can be unfolded and rotated. Otherwise, the solenoid plunger remains extended and locks the latch, so that despite the use of the key, the locking system can not be opened, block 37 , After opening according to block 19 The proximity switch is energized and reports to the management system that the profile half-cylinder is open, see block 21 , In the other case, the cabinet remains locked, block 39 , In the first case, the operation of the pivoting handle or the lock is possible, see block 23 , whereupon the door can be opened, block 29 , The door contact then announces that the cabinet door has been properly opened, block 31 ,

10

switch cabinet

11

block

12

cabinet door

13

block

14

Swivel lever bar closure

15

block

16

second sensor

17

block

18 118, 218

first sensor

19

block

20

actuating lever

21

block

22 122, 222

electromechanical lock

23

block

24 224

pole

25 225

pole

26

rod closure

227

driven locking bar

28

electric wire

29

block

30

electric wire

31

block

32

electric wire

33

block

34

digital control device

35

block

36

solenoid

37

block

38

pen

39

block

40

drilling

42

thumb

44

rod guide

46

rod guide

48 248

lock box

50

encapsulation

52

Kitchen sink

54

Contacts, Grommet

56

ribs

58

thermal contact with possibly lid

60

thermal contact with base plate

62

rod guide in lifting magnet encapsulation

64

Mehrfachbalg

66

washers

68

screw

70

threaded holes

72 172, 272

baseplate

74

weatherstrip

76

trough

78

Cylinder lock cover

80

center line

82

Door aperture

84

lock cylinder

86

bends

88

breakthroughs

90

cable distribution

92

drilling

QUOTES INCLUDE IN THE DESCRIPTION

This list The documents listed by the applicant have been automated generated and is solely for better information recorded by the reader. The list is not part of the German Patent or utility model application. The DPMA takes over no liability for any errors or omissions.

Cited patent literature

• - EP 0824624 B1 [0002]
• US 2004/0089035 A1 [0003, 0035]
• DE 10017217 A1 [0003]
• DE 102004013369 A1 [0003, 0035]

Claims (20)

Safety device for a swing lever rod lock ( 14 ) of a cabinet door ( 12 ), a housing flap, a housing frame wall paneling or the like., Which pivot lever rod lock ( 14 ) at the door ( 12 ), the flap or the wall panel is attached and a fold-out operating lever ( 20 ), with a first sensor ( 18 . 118 ) for the folded position of the actuating lever ( 20 ), with a second sensor ( 16 ) for the closed position of the door ( 12 ), Flap or wall cladding on the frame ( 10 ), and with an electromechanical lock ( 22 . 122 ) for the rod (s) ( 24 . 224 . 25 . 225 ) of the bar closure ( 14 ), characterized in that the sensors ( 16 . 18 ) and the electromechanical lock ( 22 . 122 ) with a digital control device ( 34 ), which includes an interface for an authorizing device of the shutter actuator. Safety device according to claim 1, characterized in that that the interface is a card reader or transponder reader and the authorization device a chip card or a transponder includes. Safety device according to claim 1, characterized in that that the interface is a keyboard input, a fingerprint scanner or an iris recognition device. Safety device according to claim 1, 2 or 3, characterized in that the sensors ( 16 . 18 . 118 ), Touch contacts ( 16 ), Proximity switch ( 18 . 118 ) or optical sensors. Safety device according to one of claims 1 to 4, characterized in that the electromechanical locking ( 22 . 122 ) a lifting magnet ( 36 ). Safety device according to claim 5, characterized in that the lifting magnet ( 36 ) comprises an encapsulation. Safety device according to claim 6, characterized in that the encapsulation heat dissipation devices such as ribs ( 56 ) and / or close thermal contact with the lock housing ( 60 . 58 ) and / or the door ( 12 ), Flap or wall. Safety device according to one of claims 1 to 7, characterized in that the free end of the actuating lever ( 20 ) a closure device such as lock cylinder ( 84 ), his or her thumb ( 42 ) with a rear grip formed by the securing device and with the second sensor ( 18 ) cooperates. Safety device according to one of claims 1 to 8, characterized in that the components of the safety device, such as rod lock ( 48 ), Rod guides ( 44 . 46 ), Operating lever lock ( 42 ), Sensors ( 16 . 18 ) on one on the inner surface of the door ( 12 ), Flap or wall mountable base plate ( 72 ) are arranged. Safety device according to claim 9, characterized in that on the base plate ( 72 ) A lid can be placed, which encloses the components dust-tight. Safety device according to claim 9 or 10, characterized in that the components are arranged around a central line ( 80 ) of the base plate ( 272 ) are arranged symmetrically that the safety device can be used either right or left hinged doors, flaps or walls. Safety device according to one of claims 1 to 11, characterized in that the pivot lever rod lock ( 14 ) for mounting in two rectangular openings ( 82 . 182 ) in the door ( 12 ), Flap or wall is provided. Safety device according to claim 12, characterized in that the base plate ( 272 ) of the through the rectangular breakthroughs ( 82 . 182 ) protruding components of the closure, such as lock box ( 182 ) and / or trough ( 76 ) for the operating lever ( 78 ). Safety device according to claim 11, 12 or 13, characterized in that the lifting magnet ( 36 ) centered on the center line ( 80 ) of the base plate ( 272 ) is arranged. Safety device according to claim 14, characterized in that the lifting magnet ( 36 ) a rod guide ( 62 ) for the rod to be locked ( 24 ). Safety device according to claim 15, characterized in that the rod to be locked ( 24 ) one only up to the rod guide ( 62 ) of the lifting magnet ( 36 ) is short bar. Safety device according to claim 16, characterized in that the further counter-rotating rod ( 25 ) is cranked and carries the locking elements or drives such a locking elements bearing locking bar. Safety device according to claim 17, characterized in that the of the gegenläu The rod driven locking bar is guided past the side of the lid. Safety device according to one of claims 9 to 18, characterized in that of the metal plate consisting of base plate ( 272 ) outgoing bends ( 86 ) and / or one of these worn lid breakthroughs ( 88 ) for guiding the rods ( 224 . 228 ) exhibit. Safety device according to claim 11, 12 or 13, characterized in that the lifting magnet ( 36 ) Part of the lock box ( 248 ).