KR20040023200A - The opening and closing system of auto door - Google Patents

Abstract

PURPOSE: A system for opening and closing automatic doors is provided to open and close two automatic doors at the same time by one driving belt rotated by the driving of one forward/reverse rotating motor. CONSTITUTION: A system for opening and closing automatic doors is composed of a power generating device(120), a tension regulating device(150), a door hanger(160), a locking device(180), a control unit(190), and a panel fixing device. The power generating device includes a driving motor(121) installed to the side of a mounting panel(110) in a doorframe(100) to rotate forward and reverse and a reducer(122) connected to the driving motor and mounted with a driving pulley(123) rotating a driving belt(140). The tension regulating device for regulating the tension of the driving belt comprises a bracket installed to the other side of the mounting panel to move left and right and mounted with a driven pulley supporting the driving belt, and a movable piece movably installed in the bracket by the rotation of a rotary shaft to move the position of the bracket. The lower part of the door hanger is fixed to the upper part of the automatic door, the upper part is fixed to the driving belt, and a guide roller for sliding along a guide rail formed at the lower part of the mounting panel is rotatively mounted at the rear side. The locking device installed to the mounting panel has a locking member for moving back and forth by a solenoid and locks and releases the door hanger in opening and closing the automatic doors. The control unit disposed to the mounting panel controls operations of the locking device and the driving of the driving motor to a signal detected from a sensor for sensing visitors. The panel fixing device includes a lower holder mounted between the floor surface of the doorframe and the mounting panel to fix and support the lower end of the mounting panel and an upper holder installed to the mounting panel to keep the horizontal state of the mounting panel and adjust a gap with the doorframe.

Description

Automatic opening and closing system {THE OPENING AND CLOSING SYSTEM OF AUTO DOOR}

The present invention relates to an automatic door opening and closing system, and more particularly, to an automatic door opening and closing system in which two automatic doors are opened and closed at the same time by one driving belt rotating by driving of one forward and reverse motor.

In recent years, unmanned security systems have been widely applied to various buildings such as banks, apartments, and hospitals in consideration of cost reduction aspects, and as part of this, efforts have been made to reduce costs due to the introduction of security guards by installing automatic doors at entrances to common entrances. .

Such automatic doors are manufactured and used in a sliding way that opens and closes while moving in a left and right direction and a swinging way that opens and closes in a rotating form. In the interior, when the user approaches the automatic door, the sensor detects this and automatically opens the automatic door or presses a separate button to open the automatic door.

A conventional automatic door opening and closing system for opening and closing a sliding type automatic door among the automatic doors having the above characteristics is shown in FIG. 1. According to the conventional automatic door opening and closing system as shown, the drive motor 3 and the reducer 4 are respectively installed on one side of the installation panel 2 of the door frame, the drive pulley 5 and the right door (of the reducer 4) ( 1) The opening and closing power transmission pulley 6 is connected by the first chain 7 and the left door 1 'opening and closing power transmission pulley 8 and the driven pulley 9 are connected to the second chain 10. The door hangers 11 and 12 fixed to the upper surfaces of the chains 7 and 10 and the left and right doors 1 and 1 'at predetermined positions of the first and second chains 7 and 10. The supporters 13 and 14 which connect are fixed, respectively.

Therefore, when the driving motor 3 is driven by adjustment of a control unit (not shown) that receives a detection signal from a sensor (not shown) detecting the automatic door 1 (1 ′) of the user, the speed reducer 4 The first chain 7 connecting the driving pulley 5 and the right door opening and closing power transmission pulley 6 of the drive) is driven counterclockwise, and at the same time, the power transmission for opening and closing the left door 1 '. The second chain 10 connecting the pulley 8 and the driven pulley 9 is driven clockwise. Thus, the left and right doors 1 (1 ') are opened.

When the user moves away from the automatic door (1) (1 '), the drive motor (3) is driven in the opposite direction by adjustment of the control unit that receives the detection signal from the sensor for detecting it, so that the first chain (7) Direction and the second chain 10 is driven counterclockwise. Thus, the left and right doors 1 (1 ') are closed.

However, the conventional automatic door opening and closing system configured as described above is provided with two pulleys each for each door and a chain connecting the two pulleys, respectively, so that the structure is complicated and thus the installation work is complicated, There was a problem that costly.

Accordingly, the present invention has been made to solve the problems caused by the conventional automatic door opening and closing system, the automatic door opening and closing system to open and close the two automatic doors at the same time by one drive belt rotated by the drive of one forward and reverse motor. The purpose is to provide.

1 is a schematic front view of a conventional automatic door opening and closing system.

Figure 2 is a schematic front view of an automatic door opening and closing system according to an embodiment of the present invention.

Figure 3 is a schematic side cross-sectional view of an automatic door opening and closing system according to an embodiment of the present invention.

4 is an exploded perspective view of the power generator and the fixture shown in FIG.

Figure 5a is a perspective view of the tension control device shown in FIG.

Figure 5b is a plan view of the tension control device shown in FIG.

6 is a perspective view of the door hanger shown in FIGS. 2 and 3.

7A is a perspective view of the locking device shown in FIGS. 2 and 3.

7B is an exploded perspective view of the locking device shown in FIGS. 2 and 3.

8 is a perspective view of the panel fixing device shown in FIGS. 2 and 3.

9 is a perspective view of the wire guide mechanism shown in FIG.

<Description of Main Reference Codes in Drawings>

110: installation panel 113: guide rail

120: power generating device 121: drive motor

122: reducer 123: driving pulley

130: fixture 140: drive belt

150: tension control device 153: driven pulley

160: door hanger 163: guide roller

166: stopper 180: locking device

190: control unit 200: panel fixing device

204: lower holder 209: upper holder

210: wire guide hole

The automatic door opening and closing system according to the present invention includes: a power generating device including a drive motor installed at one side of an installation panel in a door frame and a drive motor rotated forward and backward, and a drive pulley connected to the drive motor and rotating a driving belt; It consists of a bracket which is installed on the other side of the installation panel to move left and right and is equipped with a driven pulley for supporting the drive belt, and a movable piece that is installed to be movable by rotation of a rotating shaft inside the bracket, thereby moving the bracket. A tension control device for adjusting the tension of the belt; A lower part is fixed to the upper part of the automatic door, and a rear side of the guide roller sliding along the guide rail formed at the lower part of the installation panel is rotatably mounted, and the upper part is a door hanger fixed to the driving belt; A locking device installed on the installation panel and configured to move forward and backward by a solenoid, so as to lock and unlock the door hanger when the automatic door is opened and closed; A control unit installed on the installation panel to control the driving of the driving motor and the operation of the locking device according to a detection signal by a detector for detecting a visitor; And a lower holder which is mounted between the bottom of the door frame and the mounting panel to fix and support the lower end of the mounting panel, and an upper holder installed on the mounting panel to adjust the horizontality of the mounting panel and the distance between the door frame. Characterized in that the made up.

Hereinafter, the features and the operation of the above-described configuration through a preferred embodiment of the automatic door opening and closing system according to the present invention will be described in more detail.

Figure 2 of the accompanying drawings is a schematic front view of an automatic door opening and closing system according to an embodiment of the present invention, Figure 3 is a schematic side cross-sectional view of an automatic door opening and closing system according to an embodiment of the present invention, Figure 4 is FIG. 5 is an exploded perspective view of the tension control device shown in FIG. 2, FIG. 5B is a plan view of the tension control device shown in FIG. 2, and FIG. 3 is a perspective view of the door hanger shown in FIG. 3, FIG. 7A is a perspective view of the locking device shown in FIGS. 2 and 3, FIG. 7B is an exploded perspective view of the locking device shown in FIGS. 2 and 3, and FIG. 8 is FIG. And a panel fixing device shown in FIG. 3, and FIG. 9 is a perspective view of the wire guide tool shown in FIG.

As shown in Figure 2, the automatic door opening and closing system according to an embodiment of the present invention, the installation panel 110 is installed in the door frame 100, the power is installed on one side of the installation panel 110 to generate a driving force Tension that is installed on the other side of the generator 120 and the installation panel 110 to support the drive belt 140 that is rotated by the driving force of the power generating device 120 and to adjust the tension of the drive belt 140 The door hanger 160, which is fixed to the adjusting device 150 and the upper side of the automatic doors 170 and 170 'and moves along the guide rails 113 of the installation panel 110 by the rotation of the driving belt 140 ( 160 ′) 160 ″, a locking device 180 installed on the installation panel 110 to lock the automatic door, and a panel fixing device 200 for fixing and supporting the installation panel 110 in the door frame 100; Wire guide for guiding the wires electrically connecting the sensor installed in the outside of the door frame 100 and the control unit 190 in the door frame 100 Comprises a (210).

As shown in FIG. 2, an installation groove 111 in which various devices are slidably installed is formed at an upper portion of the installation panel 110, and protrusions 112 face each other up and down at the inlet of the installation groove 111. ) Are formed respectively. A guide rail 113 through which door hangers 160, 160 ′, 160 ″ are slid is formed below the installation panel 110.

As shown in Figure 2 and 4, the power generator 120 is fixed to one side of the installation panel 110 by the fixture 130, the drive is driven so that forward and reverse rotation by a power applied from the outside Reducer 122 equipped with a drive pulley 123 which is connected to the motor 121 and the driving motor 121 to reduce the rotational speed of the drive motor 121 and meshes with the driving belt 140 on its front surface. )

Here, the fixture 130 is installed to be slidably left and right in the installation groove 111 of the installation panel 110, the vibration generated when the power generator 120 is driven on both sides is transmitted to the installation panel 110. The first dustproof members 131 and 131 'are respectively provided to prevent them from being prevented.

As shown in Figure 2, 5a and 5b, the tension adjusting device 150 is a pair of internal fixing bracket 151 which is spaced apart from each other in the insertion groove 111 of the installation panel 110 and slidably inserted. First fixing brackets 152 installed at the first inner fixing brackets 151 and 151 'on both sides 151' and the protrusion 112 at the outside of the insertion groove 111 of the installation panel 110. ), The first fixed bracket 154 is installed to be movable left and right on the first fixing bracket 152 and the driven pulley 153 to which the driving belt 140 is engaged is integrally mounted, and the first fixed bracket It includes a moving piece 156 is installed to be movable by the rotation of the rotary shaft 155 inside the 154 to move the position of the first fixed bracket 154. Therefore, when the driving belt 140 is stretched due to frequent rotation, the driving belt 140 is rotated by rotating the rotating shaft 155 to move the first fixed bracket 154 as shown by the solid line of FIG. 5B. Remains taut.

2, 3, and 6, the door hangers 160, 160 ', 160 &quot; are fixed to the upper sides of the automatic doors 170, 170', respectively, along the guide rail 113. By opening and closing the automatic door (170) (170 ') while sliding, the fixed position on the back of the second fixed bracket 161 and the second fixed bracket (161) fixed to the upper portion of the automatic door (170) (170') It includes a second fixed bracket 162 that is variablely installed, and a guide roller 163 rotatably installed on one side of the second fixed bracket 162 to slide along the upper portion of the guide rail 113. .

At this time, each of the door hangers 160, 160 ', 160 ″ of the door hanger 160, 160' which is located at the center side of the doorway is coupled to the belt coupling port 164 coupled to the drive belt 140 164 'are installed by mounting brackets 165 and 165', respectively, and the belt coupling hole 164 of the right automatic door 170 is coupled to the lower portion of the driving belt 140, and the left automatic door 170 'is installed. The belt coupler 164 ′ is coupled to the upper portion of the driving belt 140. Therefore, when the driving belt 140 rotates in the clockwise direction, each automatic door 170 and 170 'is closed, and when the driving belt 140 rotates in the counterclockwise direction, each automatic door 170 and 170' is opened. do. On the other hand, the door hanger 160 located on the center side of the doorway among the door hangers 160 and 160 ″ fixed to the right automatic door 170 is integrally mounted with a stopper 166 locked by the locking device 180. do.

On the other hand, the second fixed bracket has a separation prevention roller 167 that slides along the bottom surface of the guide rail 113 of the installation panel 110 to prevent the guide roller 166 from being separated from the top of the guide rail 113. It is rotatably mounted.

2, 7A and 7B, the locking device 180 is installed on the installation panel 110 spaced apart from the center to the right to lock and unlock the stopper 166 of the right automatic door 170. The second inner fixing bracket 182 and the protrusion which seal the main body 181 having a space therein and the inner space of the main body 181 and are slidably inserted into the insertion groove 111 of the installation panel 110. A third fixed bracket 183 coupled to each other via 112 and a solenoid 184 installed in an inner space of the main body 181 and operated by a power source applied from the outside, and penetrate the solenoid 184. A locking member 185 installed and moved forward and backward by the operation of the solenoid 184, and one end thereof enters and exits the entrance hole 181a formed at one side of the main body 181 to lock the stopper 166, and the main body 181. Installed in the inner space and the other end of the locking member 185 when the locking member 185 is reversed To comprise the limit switch 187 to be contact by the contact member (186) coupled.

At this time, the departure prevention member 188 for preventing the front departure of the locking member 185 is fixed to the entrance hole (181a) inlet of the main body 181 by the separation prevention pin (P). And, the outer side of the front of the locking member 185, the anti-separation protrusion 185a is formed to protrude from the release preventing member 188 when moving forward, and before and after the locking member 185 before and after the anti-separation protrusion 185a. Second anti-vibration members 189 and 189 ′ which reduce noise due to collision with the separation preventing member 188 and the solenoid 184 are provided.

The elastic member S is coalesced between the release preventing protrusion 185a of the locking member 185 and the front end of the solenoid 184 to be compressed when the locking member 185 is moved backward, and then elastic when the locking member 185 is moved forward. It recovers and advances the locking member 185.

On the other hand, the limit switch 187 is installed in the inner space of the main body 181 and is contacted when the locking member 185 is reversed, and transmits the contact signal to the control unit 190 installed in the installation panel 110 and the control unit Allow 190 to open the automatic doors 170 and 170 '. That is, the limit switch 187 prevents damage due to collision between the stopper 166 of the door hanger 160 and the locking member 185 by allowing the automatic door to be opened with a time difference after the automatic door is unlocked.

As shown in Figure 2, 3 and 8, the panel fixing device 200 is to support the installation panel 110 with respect to the door frame 100, the installation panel 110 and the interior of the door frame 100 Body 201 is installed between the bottom surface and spaced apart from the bottom and one side of the installation panel 110, the door 20 is installed in the horizontal direction with the body 201, one end is the door frame (100) When the lower movable piece 202 supported by the lower locking jaw and the fastening member coupled to the lower movable piece 202 are fastened to the other end of the lower movable piece 202, the lower end of the guide rail 113 is fixedly supported. A lower holder 204 made of a fixing piece 203; And the inner and outer fixing members 205 and 206 that are slidably coupled to and fixed to the inner and outer mounting grooves 111 of the installation panel 110, and are connected to the outer fixing member 206 so as to be movable upward and downward. The upper portion of the member 207, the upper movable piece 208 fixed to the upper end of the connecting member movably at right angles to the installation panel 110, and the upper movable piece 208 on the upper end of the connecting member 207 It comprises an upper holder 209 made of a fastening bolt (B) for closely supporting the end of the moving piece 208 to the upper locking jaw of the door frame (100).

As shown in FIG. 2 and FIG. 9, the wire guide sphere 210 electrically connects a sensor (not shown) installed on the outside of the door frame 100 and a control unit 190 installed on the installation panel 110. The third internal fixing to be slidably installed in the installation groove 111 formed in the installation panel 110 by preventing wires from contacting various devices installed on the installation panel 110 by guiding wires (not shown). Bracket 211; And a fixed plate part 212 detachably installed to the third internal fixing bracket 211 from the outside of the installation groove 111, a horizontal guide plate part 213 extending horizontally from the fixed plate part 212, and a horizontal guide. It comprises a guide bracket 215 consisting of a vertical guide plate 214 extending vertically downward from the tip of the plate 213.

Reference numeral 220 is a third anti-vibration member is fixed to the upper portion of the installation panel 110 to reduce the vibration generated from the installation panel 110 when opening and closing the automatic door (170, 170 ').

Referring to the operation of the automatic door opening and closing system according to an embodiment of the present invention configured as described above are as follows.

In order for the user to go out through the automatic door, first press a button (not shown) installed in the room to send a signal to the control unit 190 is installed on the installation panel 110 in the door frame 100 or the door frame 100 The sensor (not shown) installed outside detects the user's position and sends the detection signal to the control unit 190. Power is applied to the solenoid 184 of the locking device 180 by the control of the control unit 190 receiving the signal to operate the solenoid 184.

When the solenoid 184 is operated to generate a magnetic field, the locking member 185 is reversed by the magnetic field. When the locking member 185 is fully retracted, the limit switch 187 is contacted, and the contact signal is controlled. The driving motor 121 and the reducer 122 are sequentially driven by the control of the control unit 190 which is sent to and received the signal. The driving belt 140 meshed with the driving pulley 123 by the driving of the reducer 122 rotates in a counterclockwise direction, and both automatic doors 170 and 170 ′ are opened.

Here, since the opening of each of the automatic doors 170, 170 'is made with a parallax after the locking member 185 of the locking device 180 is completely retracted, the stopper 166 and the locking member of the door hanger 160 There is no fear that (185) will collide with each other.

When the automatic door (170, 170 ') is opened and the user goes out, the sensor (not shown) installed in the outdoor senses the user's position and sends a detection signal to the control unit 190, and the control unit receives the signal. Under the control of 190, the driving motor 121 is driven in the opposite direction as when the automatic door is opened. As a result, the driving belt 140 is rotated in the clockwise direction so that both automatic doors are closed. When the automatic door is completely closed, the power in the opposite direction as when the automatic door is opened by the control of the control unit 190 is applied to the solenoid 184, by the operation of the solenoid 184, the locking member 185 is advanced to the door The stopper 166 of the hanger 160 is locked. At this time, the automatic door is locked by the locking member 185 so that the user cannot open the manual.

On the other hand, even if the user wants to enter the outdoor from the outdoor, the same operation is performed when going out, in this case, for security purposes by operating the password on the key box (not shown) installed in the outdoor by the button type or access card Alternatively, the open signal is sent to the control unit 190 using a fingerprint.

On the other hand, in case of a power failure due to an emergency such as a fire, fine power remaining in the control unit 190 is applied to the solenoid 184 to reverse the locking member 185, thereby automatically unlocking the automatic door. The user can open the automatic door manually.

As described above with reference to the accompanying drawings, the automatic door opening and closing system according to a preferred embodiment of the present invention, the present invention is not limited to the embodiments and drawings described in detail in the specification, various modifications within the technical scope of the invention This can be done.

According to the automatic door opening and closing system of the present invention as described in detail above, two automatic doors are simultaneously opened and closed by one driving motor capable of forward and reverse rotation and one driving belt rotated by the driving motor, thereby simplifying the structure of installation and failure. Not only is it repairable, it also saves money.

In addition, the opening and closing of the automatic door and the locking and unlocking of the locking device are performed at a time difference by the limit switch of the locking device. Breakage can be prevented.

Claims (4)

The drive motor 121 is installed on one side of the installation panel 110 in the door frame 100 and the drive motor 121 rotates forward and backward, and the speed reducer is connected to the drive motor 121 and the drive pulley 123 is rotated to drive the drive belt 140. A power generator 120 composed of 122; A bracket 154 mounted on the other side of the installation panel 110 and mounted on the other side and equipped with a driven pulley 153 supporting the driving belt 140, and a rotating shaft 155 inside the bracket 154. A tension control device (150) configured to be movable by rotation of the moving piece (156) for moving the bracket (154) to a position, and adjusting the tension of the driving belt (140); A lower portion is fixed to the upper portion of the automatic door, and a rear surface of the guide roller 163 sliding along the guide rail 113 formed in the lower portion of the installation panel 110 is rotatably mounted, the upper portion of the drive belt 140 A door hanger 160 fixed to the door; A locking device 180 installed on the installation panel 110 and configured to move forward and backward by the solenoid 184 to lock and unlock the door hanger 160 during automatic door opening and closing; A control unit 190 installed on the installation panel 110 to control the driving of the driving motor 121 and the operation of the locking device 180 according to a detection signal by a detector for detecting a visitor; And A lower holder 204 mounted between the bottom surface of the door frame 100 and the installation panel 110 to fix and support the lower end of the installation panel 110, and installed on the installation panel 110. Automatic door opening and closing system comprising a panel fixing device (200) consisting of an upper holder (209) for adjusting the horizontal maintenance of the 110 and the gap with the door frame (100). The method of claim 1, Is installed on the installation panel 110 is characterized in that it further comprises a wire guide sphere 210 for guiding a wire to electrically connect the sensor and the control unit 190 is installed on the outside of the door frame 100 Automatic door opening and closing system. The method of claim 1, It is installed on one side of the installation panel 110, the power generating device 120 is installed on the front side, the dustproof member 131 (131 ') to reduce the vibration generated from the power generating device 120 on both sides Automatic door opening and closing system, characterized in that further comprises a fixture 130, each mounted. The method of claim 1, The door hanger 160 is an automatic door opening and closing system, characterized in that the stopper 166 that is locked and unlocked by the locking member 185 is mounted.