KR200203468Y1 - Open and close device for automatic door - Google Patents

Abstract

It is installed in public buildings, such as banks and hospitals, where visitors frequently enter and exit, so that automatic doors can be automatically opened and closed in case of an emergency due to power failure.

According to a preferred embodiment, in the automatic door opening and closing device that is opened and closed as the stopper assembly integrally mounted on the upper side of the automatic door moving along the guide rail installed at a predetermined position moves within a predetermined section along the guide rail: A channel-shaped body in which a groove is formed at one side of the bottom; A first pivotal piece rotatably fixed to one side of the body to rotate within the body; A second pivoting piece which is rotatably fixed to the other side of the first pivoting piece so as to be recessed and protruded with respect to the first pivoting piece, the rotational angle being constrained by a fixing pin formed at a predetermined position of the first pivoting piece; A solenoid mounted on the other side of the body and operating according to application of a predetermined electrical signal; It is installed so as to move forward and backward according to the solenoid operation, and when the predetermined signal is applied to the solenoid, the rear part is recessed and the second pivot piece is recessed into the body to separate the second pivot piece from the stopper of the stopper assembly. A locker for releasing the locked state of the door and locking the automatic door by constraining the stopper movement of the stopper assembly by protruding the second pivot piece out of the body when a predetermined signal applied to the solenoid is blocked; It is mounted inside the body to the upper side of the solenoid and is slidably mounted, and is released by the external force applied from the outside to forcibly reverse the rocker, thereby releasing the locking of the stopper and the second pivotal piece. It provides an automatic door opening and closing device characterized in that it comprises an emergency locker for releasing the locked state of the door.

Therefore, after locking the automatic doors installed in public buildings such as banks where frequent visitors enter and exit, the number of parts is reduced by simplifying the structure of the switchgear forcibly opening the automatic door in case of emergency due to power failure, and assembling the switchgear. The cost of installation can be greatly reduced and the workability can be greatly improved, and when the automatic door is forcibly opened, the load exceeding the pressure set in the solenoid can be prevented and the fire caused by this can be extended, thereby extending the service life of the parts. That has the advantage.

Description

Automatic door opener

The present invention relates to an automatic door opening and closing device, and more particularly, it is installed in public buildings such as banks and hospitals where visitors frequently enter and exits, and the automatic door is forcibly closed in case of an emergency due to power failure. It relates to an automatic door opening and closing device that can be opened by.

Figure 4 is an exploded perspective view of the automatic door opening and closing device according to the prior art, Figure 5 is a state of use of the automatic door opening and closing device according to the prior art.

4 and 5, the channel-shaped body 4 fixed by the bracket 3 to the guide rail 2 installed so that the automatic door 1 can be moved within a predetermined section, and one side. The first rotating piece (6) rotatably fixed to the fixing pin (5) formed on one side of the body (4), and one side is rotatably fixed to the fixing pin (7) formed on the other side of the first rotating piece (6) And a second fixing piece 9 whose rotation angle is restricted by a fixing pin 8 formed at an intermediate side of the first rotating piece 6 and the other side of the body 4, according to application of a predetermined electrical signal. And a locker (11) for locking and unlocking the automatic door (1) as the solenoid (10) is operated and the solenoid (10) moves forward and backward to restrain the rotation of the first pivotal piece (6). do.

Therefore, the automatic door 1 is opened and closed as the roller 13 of the stopper assembly 12 mounted on the top of the automatic door 1 moves within a predetermined section along the guide rail 2. At this time, when the stopper 14 of the stopper assembly 12 passes through the second pivoting piece 9 by the transfer of the automatic door 1, the second pivoting piece 9 is the other side of the first pivoting piece 6. The fixing pin (7) formed in the center axis is rotated to recess the inside of the first rotating piece (6), after the stopper (14) passes through the second rotating piece (9) the second rotating piece (9) is fixed As the pin 7 rotates about its central axis and returns to its initial position (the second rotating piece 9 protrudes from the first rotating piece 6), the automatic door 1 is locked.

On the other hand, when releasing the locking of the automatic door (1), as the electrical signal is applied to the solenoid 10 mounted on the other side of the body (4) to move the rocker 11 to the solenoid 10 side, the stopper By the pressing force of the 14, the first pivotal piece 6 rotates around the fixing pin 5 formed on the body 4 about its central axis and is recessed inside the body 4, thereby causing the automatic door 1 to Since the two rotating pieces (9) can be passed through, the locking of the automatic door (1) is released.

When an emergency such as a power failure occurs, as the electrical signal applied to the solenoid 10 is cut off, the locker 11 must be forcibly retracted to release the locking of the automatic door 1.

That is, the emergency locker 15 for releasing the locking of the automatic door 1 by forcibly reversing the rocker 11 and rotating the first pivoting piece 6 about the fixing pin 5 about the central axis thereof. It is bent on the upper surface of the body 4 and is mounted to move forward and backward. Reference numeral 16 is a wire, one end of which is connected to the emergency rocker 15 and used to retract the emergency rocker 15 to forcibly open the automatic door 1.

However, as the body 4 is installed and used in an open state, when the automatic door 1 is repeatedly opened and closed, various foreign matters such as dust accumulate on parts such as the solenoid 10, and thereafter, aftercare (A / S). As required, the emergency locker 15 is mounted on the upper surface of the body 4, the volume of the opening and closing device is increased, thereby increasing the capacity of the solenoid 10, the cost of course is increased, Due to the complicated structure of the switchgear, there is a problem in that workability is remarkably degraded due to an increase in the number of labor for assembling and installing them.

Therefore, the object of the present invention is to reduce the number of parts by locking the automatic doors installed in public buildings, such as banks frequently visited by visitors, and then simplify the structure of the switchgear forcibly opening the automatic doors in case of an emergency due to power failure. It is to provide automatic door opening and closing device that can greatly reduce cost cost and improve workability by shortening workman who assembles and installs opening and closing device.

Another object of the present invention is to provide an automatic door opening / closing device which can extend the service life of a component by preventing a load caused by a pressure higher than the pressure set on the solenoid, and thereby causing a fire when the automatic door is forcibly opened.

1 is a perspective view of an automatic door opening and closing apparatus according to an embodiment of the present invention,

2 is an exploded perspective view of the automatic door opening and closing apparatus according to the embodiment of the present invention,

Figure 3 is a state of use of the automatic door opening and closing apparatus according to an embodiment of the present invention,

Figure 4 is an exploded perspective view of the automatic door opening and closing apparatus according to the prior art,

5 is a state diagram used in the automatic door opening and closing apparatus according to the prior art.

* Explanation of symbols used in the main part of the drawing

22; Body 23,25,26; Push pin

24; First pivot 27; 2nd meeting

28; Solenoid 29; Stopper Assembly

30; Stopper 31; automatic doors

32; Rocker 33; Emergency lockers

34; roller

An object of the present invention described above, in the opening and closing device of the automatic door that is opened and closed as the stopper assembly integrally mounted on the upper side of the automatic door moving along the guide rail installed at a predetermined position moves within a predetermined section along the guide rail. Body through-channel body formed in the bottom side; A first pivotal piece rotatably fixed to one side of the body to rotate within the body; A second pivoting piece which is rotatably fixed to the other side of the first pivoting piece so as to be recessed and protruded with respect to the first pivoting piece, the rotational angle being constrained by a fixing pin formed at a predetermined position of the first pivoting piece; A solenoid mounted on the other side of the body and operating according to application of a predetermined electrical signal; It is installed so as to move forward and backward according to the solenoid operation, and when the predetermined signal is applied to the solenoid, the rear part is recessed and the second pivot piece is recessed into the body to separate the second pivot piece from the stopper of the stopper assembly. A locker for releasing the locked state of the door and locking the automatic door by constraining the stopper movement of the stopper assembly by protruding the second pivot piece out of the body when a predetermined signal applied to the solenoid is blocked; It is mounted inside the body to the upper side of the solenoid and is slidably mounted, and is released by the external force applied from the outside to forcibly reverse the rocker, thereby releasing the locking of the stopper and the second pivotal piece. It is achieved by providing an automatic door opening and closing device characterized in that it comprises an emergency locker to release the locked state of the door.

According to a preferred embodiment, it is further provided with a roller which is mounted on the rocker end to rotate, and reduces the load of the solenoid upon contact with the first pivot piece to forcibly open the automatic door.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, which are intended to assist in understanding the technical contents of the present invention, and thus the technical scope of the present invention is not limited.

As shown in FIGS. 1 and 3, a stopper assembly 29 integrally mounted on the upper side of the automatic door 31 moving along the guide rail 41 installed at a predetermined position is predetermined along the guide rail 41. Applied to the opening and closing device for opening and closing the automatic door 31 as it moves in the section.

Therefore, according to a preferred embodiment of the present invention, the through groove 21 is formed on one side of the bottom surface of the channel-shaped body 22, the first rotating piece 24 accommodated in the body 22 is the body 22 Fixing pin 25 formed on the other side of the first rotating piece 24 so as to be rotatably fixed in the body 22 by the fixing pin 23 formed on one side, to be recessed and protruded with respect to the first rotating piece 24. The second pivotal piece 27 which is rotatably fixed by the second pivotal piece 27 is mounted to be constrained by the rotational angle by the fixing pin 26 formed at the predetermined position of the first pivotal piece 24, and operates according to a predetermined electrical signal application. The solenoid 28 is mounted on the other side of the body 22, and when the predetermined signal is applied to the solenoid 28, the solenoid 28 is retracted and the second rotating piece 27 is recessed in the body 22 to lock the automatic door 31. When the rocker 32 for releasing the predetermined signal blocks the predetermined signal applied to the solenoid 28, the second rotating piece 27 is the body 22. It is formed to lock the automatic door 31 by restraining the stopper 30 movement as it maintains the initial state protruding to, and by sliding the external force applied from the outside to forcibly reverse the rocker 32 Accordingly, the emergency rocker 33 for releasing the locking of the stopper 30 and the second pivoting piece 27 to release the locking state of the automatic door 31 is slid into the body 22 above the solenoid 28 and slides. It is mounted to be movable.

At this time, in order to forcibly open the automatic door 31, a roller 34 for reducing the load of the solenoid 28 upon contact with the first rotating piece 24 is mounted to the rocker 32 end. .

Reference numeral 35 is a wire, one end of which is connected to the emergency rocker 33 to be used to reverse the emergency rocker 33 in order to forcibly open the automatic door 31, 36 is the first rotating piece 24 Is attached to the rubber material to reduce the noise when the first pivot piece 24 is rotated when the automatic door 31 is opened in contact with the release prevention pin 37 formed on the body 22, 38 is the rocker 32 It is formed in the) is a rubber material that reduces the noise when the rocker 32 is retracted when the automatic door 31 is opened in contact with the boss 39 formed on the body (22).

Referring to the method of using the automatic door opening and closing apparatus according to the embodiment of the present invention configured as described above are as follows.

3 is a state diagram used in the automatic door opening and closing apparatus according to the embodiment of the present invention.

As shown, the automatic door 31 is opened and closed as the roller 40 of the stopper assembly 29 mounted on the top of the automatic door 31 moves within a predetermined section along the guide rail 41.

At this time, when the stopper 30 of the stopper assembly 29 passes through the second pivoting piece 27 by the automatic door 31 transfer, the second pivoting piece 27 is the other side of the first pivoting piece 24. The fixing pin 25 formed in the center shaft is rotated to recess the inside of the first pivot piece 24, and the stopper 30 passes through the second pivot piece 27 to fix the second pivot piece 27. As the pin 25 pivots about its central axis and returns to the initial position protruding out of the body 22 (the second pivoting piece 27 protrudes from the first pivoting piece 24), the automatic door 31 ) Is locked.

On the other hand, when releasing the locking of the automatic door 31, as the electrical signal is applied to the solenoid 28 mounted on the other side of the body 22, the locker 32 is reversed to the solenoid 28 side, the stopper By the pressing force of the 30, the first pivot piece 24 rotates around the fixing pin 23 formed on the body 22 about its central axis, and rotates above the body 22. As a result, the automatic door 31 Since the two pivoting pieces 27 can be passed through, the locking of the automatic door 31 is released.

In the event of an emergency such as a power failure, the locker 32 may be released by forcibly reversing the locker 32 as the electrical signal applied to the solenoid 28 is disconnected. That is, as one end of the emergency rocker 33 mounted on the solenoid 28 inside the body 22 pulls the wire 35 fixed to the emergency rocker 33, the rocker 33 is opened. By forcibly reversing, the second pivoting piece 27 is recessed into the body 22, thereby allowing the automatic door 31 to be unlocked.

As described above, according to a preferred embodiment, the number of parts by simplifying the structure of the opening and closing device for forcibly opening the automatic door in case of emergency due to power failure, after locking the automatic door installed in public buildings, such as banks frequent visitor access Reduces the cost of labor by reducing the labor cost of assembling and installing the switchgear, improves the workability, and prevents the occurrence of fire due to the load exceeding the pressure set in the solenoid when the automatic door is forcibly opened. It has the advantage of extending the service life of the part.

Claims (2)

In the opening and closing device of the automatic door that is opened and closed as the stopper assembly integrally mounted on the upper side of the automatic door moving along the guide rail installed at a predetermined position moves within a predetermined section along the guide rail: A channel-shaped body in which the through groove is formed at one side of the bottom surface; A first pivotal piece rotatably fixed to one side of the body to rotate within the body; A second pivoting piece which is rotatably fixed to the other side of the first pivoting piece so as to be recessed and protruded with respect to the first pivoting piece, the rotational angle being constrained by a fixing pin formed at a predetermined position of the first pivoting piece; A solenoid mounted on the other side of the body and operating according to application of a predetermined electrical signal; It is installed so as to move forward and backward according to the solenoid operation, and when the predetermined signal is applied to the solenoid, the rear part is recessed and the second pivot piece is recessed into the body to separate the second pivot piece from the stopper of the stopper assembly. A locker for releasing the locked state of the door and locking the automatic door by constraining the stopper movement of the stopper assembly by protruding the second pivot piece out of the body when a predetermined signal applied to the solenoid is blocked; And It is mounted inside the body to the upper side of the solenoid and is slidably mounted, and is released by the external force applied from the outside to forcibly reverse the rocker, thereby releasing the locking of the stopper and the second pivotal piece. Automatic door opening and closing device comprising the emergency locker for releasing the locked state of the door. 2. The automatic door opening and closing of claim 1, further comprising a roller mounted on the rocker end to rotate the material, the roller reducing the load of the solenoid upon contact with the first rotating piece to forcibly open the automatic door. Device.