KR101031096B1 - Automatic door and control method of automatic door - Google Patents

Abstract

The present invention relates to an automatic door and an automatic door control method, and in particular, the control unit for controlling the drive unit receives a signal from the detection unit to control the degree of insertion of the door into the insertion groove of the door frame, is installed in the entrance of the building In general, the door is inserted into the insertion groove of the door frame to open and close the door and at the same time to prevent the air from leaking to the outside to save energy, and to control the noise between the door and the door frame, in case of emergency The present invention relates to an automatic door and automatic door control method which can be prevented from leaking fire or harmful gas to the outside by being further inserted into the insertion groove of the door frame.

Automatic door, emergency, fire

Description

Automatic door and control method of automatic door}

The present invention relates to an automatic door and an automatic door control method, and more particularly, to an automatic door and an automatic door control method including a control unit which receives a signal from a sensing unit and controls a driving unit to control the degree of insertion of the door into the insertion groove of the door frame. will be.

In general, automatic doors designed to be opened and closed automatically according to people's entrance and exit are installed at entrances of buildings such as government offices, department stores, malls, and the like.

As shown in FIG. 1, the conventional automatic door 200 includes a frame 210 fixed to an upper side of an entrance of a building, a driving motor 220 installed at one side of the frame 210, and a driving motor 220. Drive pulley 230 is fixed to the output shaft of the reducer 221 is connected, driven pulley 240 is installed at a predetermined interval away from the drive pulley 230, drive pulley 230 and driven pulley 240 Timing belt 250 for driving connection and the sliding door 270 sliding along the guide rail 260 by a door hanger 271 fixed to a predetermined portion of the timing belt 250 and fixed to the door frame frame And a fixed door 280 to which the sliding door 270 may overlap.

In the conventional automatic door 200 having the configuration as described above, the controller (not shown) operates the driving motor 220 according to a signal input through a sensor (not shown) that detects the approach of a person, As the driving force of the driving motor 220 is appropriately changed by the reducer 221 to rotate the driving pulley 230, the timing belt 250 installed on the driving pulley 230 and the driven pulley 240 rotates. .

Since the door hanger 271 integrally coupled to the upper end of the sliding door 270 is fixed to the timing belt 250, the sliding door 270 is slid according to the rotation of the timing belt 250, and thus the upper side of the fixed door 280 is fixed. Overlapping the door will open and close the doorway.

However, the conventional automatic door 200 as described above only serves to open and close the entrance and exit, there is a problem that the door frame and the door when the door is closed, the noise is generated. In addition, the door and the door frame is not in close contact, when the noise does not occur when there is a fire there is a problem that the fire and harmful gas in the room is leaked to the outside.

The present invention has been made in order to solve the above-mentioned problems, in normal times to open and close the entrance to save energy and to prevent noise, and in case of emergency to prevent the outflow of fire or harmful gas inside the building to the outside Its purpose is to provide automatic doors and automatic door control methods.

Automatic door of the present invention for achieving the above object, the door, the door frame is formed the insertion groove is inserted into the door, the drive unit for moving the door toward the door frame, the sensing unit for detecting an emergency, the detection And a controller configured to control the driving unit by receiving a signal from the unit to control the degree of insertion of the door into the insertion groove.

In the above-described configuration, a roller is connected to one of the buildings and the door on which the door is installed, and a protrusion piece contacting the roller is connected to the other.

In the automatic door control method of the present invention for achieving the above object, a determination step of determining whether or not an emergency, and if the emergency is not inserted into the insertion groove of the door frame, in case of an emergency And a closing step of inserting the door further into the insertion groove than if not.

According to the automatic door and automatic door control method of the present invention as described above, has the following advantages.

The automatic door includes a control unit controlling the driving unit by receiving a signal from the detection unit and controlling the degree of insertion of the door into the insertion groove of the door frame, and installed at the entrance of the building, and the door is usually inserted into the insertion groove of the door frame. At the same time, it is possible to save energy by preventing the indoor air from leaking to the outside, and to control the noise between the door and the door frame.In case of emergency, the door is further inserted into the insertion groove of the door frame to seal the inside of the building. It has the effect of preventing the outflow of fire or harmful gas.

A roller is connected to one of the doors and the building in which the door is installed, and a protrusion connected to the roller is connected to the other, and the roller and the protrusion contact with each other when the door is inserted into the insertion groove in an emergency. As the door is pushed to one side, the door is brought into close contact with the door frame, thereby further improving the sealing effect.

Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

For reference, among the configurations of the present invention to be described below, the same configuration as the prior art will be referred to the above-described prior art, and a detailed description thereof will be omitted.

Figure 2 is a simplified automatic door according to a preferred embodiment of the present invention, Figure 3 is a cross-sectional view showing an automatic door normal operation state according to a preferred embodiment of the present invention, Figure 4 is an automatic door emergency operation according to a preferred embodiment of the present invention 5 is a cross-sectional view showing a state, and FIG. 5 is a cross-sectional view of a door under the preferred embodiment of the present invention.

As shown in Figures 2 to 5, the automatic door of the present embodiment, the door 20, the door frame 40 is formed, the insertion groove 44 into which the door 20 is inserted, and the door 20 Driving unit 10 for moving the door frame 40 toward the door, a sensing unit (not shown) for detecting an emergency, and receiving a signal from the detecting unit (not shown) to control the driving unit 10 to open the door. And a control unit (not shown) for controlling the degree of insertion of the groove 20 into the insertion groove 44.

The door 20 includes a door body 21 provided with tempered glass or fireproof glass, and a door frame 22 surrounding the edge of the door body 21. Preferably, the door frame 22 may be formed of a stainless material.

The door frame 22 is installed on each of four sides of the door body 21, and includes a vertical door frame 27 that is vertically disposed with a horizontal door frame 28 arranged in a horizontal direction.

Hereinafter, the part inserted into the insertion groove 44 in the door 20 is called an insertion end, and the opposite side is called a free end.

Protruding portion 25 is formed along the vertical direction on the side of the vertical door frame 27 disposed on the insertion end side, and an inclined surface 26 is formed by chamfering the corner portion so as to be disposed in front of the protruding portion 25. The protrusion 25 is formed to be continuous at the rear of the vertical door frame 27.

The horizontal door frame 28 disposed below the door body 21 is provided with a protruding piece 23 so as to be disposed at the free end side on the front surface. The protruding piece 23 is formed to be thicker toward the free end of the door 20 so that the inclined surface is formed on the surface where the roller 34 contacts.

The door frame 40 is disposed in the vertical direction, and the insertion groove 44 into which the vertical door frame 27 of the door 20 is inserted is formed along the vertical direction.

The insertion groove 44 includes a first insertion portion 42 and a second insertion portion 43 formed in communication with the first insertion portion 42 and disposed inward of the first insertion portion 42. In addition, the second insertion portion 43 is formed to have a smaller cross-sectional area than the first insertion portion 42.

The door frame 40 is formed with an inclined surface 45 to face the inclined surface 26.

The driving unit 10 is disposed above the door 20 to move the door 20 toward the door frame 40. As in the prior art, the driving unit 10 may include a motor, two pulleys rotated by the motor, a belt B connecting the two pulleys, and a housing that surrounds and protects these components. have. Since the driving unit 10 is a technique applied to a lot of conventional automatic doors, a detailed description thereof will be omitted.

On the other hand, the driving unit 10 is normally operated by receiving a signal from a sensor (not shown) for detecting the entry and exit of a person.

The belt B and the door 20 of the driving unit 10 are connected by the connection part, so that the door 20 also moves as the belt B moves.

As shown in FIG. 6, the connection part includes a door connection member 60 installed on a horizontal door frame disposed above the door 20, a belt connection member 70 installed on the belt B, and It includes a joint member 50 for connecting the belt connecting member 70 and the door connecting member 60.

The door connecting member 60 is provided as a panel, and includes a fixing panel 62 fixed to the door 20 and a connecting panel 61 bent vertically upwardly to the fixing panel 62. The fixed panel 62 is formed through the long hole 63 on both sides. The connection panel 61 is formed by cutting and bending a front portion of the fixed panel 62 and is disposed between the long holes 63 on both sides. Three long holes 65 and 64 are also formed in the connection panel 61. In addition, the upper end of the connecting panel 61 is bent forward to form a bending piece 66. The bending piece 66 is formed by passing through a fastening hole through which the bolt 90 can pass.

The belt connecting member 70 blocks the belt inserting portion 74 in which an insertion groove (not shown) into which the belt B is inserted and the insertion groove prevents the belt B from being separated from the belt insertion portion 74. It includes a fixing portion 73 to prevent. The belt insertion part 74 has a first belt insertion part 75 to which one end of the belt B is fixed and a second end of the belt B to be fixed, and a second belt separation part provided to be separated from the first belt insertion part 75. And a belt insert 76. In the first belt insertion portion 75 and the second belt insertion portion 76, the insertion groove is formed so that the rear side is opened, and the insertion groove is formed in a wave shape so that the projection formed in the belt B is inserted. A bolt fastening hole 78 is formed along the left and right directions so that the bolt can be fastened to the upper and lower portions of the belt inserting portion 74, and to the first belt inserting portion 75 and the second belt inserting portion 76. At least one of the formed bolt fastening holes 78 is formed in a long hole shape. In this way, the bolt fastening hole 78 is formed in a long hole shape to adjust the distance between the first belt insertion portion 75 and the second belt insertion portion 76 to adjust the tension of the belt (B). Further, the first belt insertion portion 75 and the second belt insertion portion 76 is formed with an insertion hole through which the bolt 79 can be fastened in the left and right directions. As such, the bolt 79 connects the first belt insertion portion 75 and the second belt insertion portion 76 to easily adjust the spacing therebetween, and then fastens the bolt to the bolt fastening hole 78 so that the first The gap between the belt insertion portion 75 and the second belt insertion portion 76 may be maintained firmly. The fixing portion 73 is formed in a plate shape and bolted to the belt insertion portion 74 so as to be disposed behind the belt insertion portion 74.

The joint member 50 is disposed at the rear of the door connecting member 60 and the belt connecting member 70 and the second connecting member 51 and the second fixing member 73 are fixed to the connecting panel 61. And a connecting portion 52. The first connector 51 has bent portions 54 formed on both sides thereof to surround both sides of the connection panel 61. In addition, the upper portion of the first connecting portion 51 is bent forward to form a bending piece 53. A fastening hole is formed in the bending piece 53, and the bolt 90 penetrates the bending pieces 53 and 66 formed in the first connection part 51 and the connection panel 61. Therefore, when the bolt 90 is rotated, the interval between the first connecting portion 51 and the connecting panel 61 is finely adjusted. The second connector 52 is disposed on the side of the first connector 51 and is bolted to the lower portion of the fixing portion 73.

As described above, the member connecting the door hanger roller R and the door 20 and the member connecting the door 20 and the belt B are integrally formed, thereby simplifying the configuration, and the manufacturing time is reduced due to the reduction of the assembly time. This is shortened. In addition, due to the long hole 65 and the bolt 90, the height of the joint member 50 and the belt connecting member 70 with respect to the door connecting member 60 is adjusted, it can be conveniently applied in various situations. In addition, by adjusting the interval through the bolt 90 by inserting the bolt into the long hole 65, there is an advantage that the coupling of the door connection member 60 and the joint member 50 is also easy. A bolt is inserted into the long hole 64 formed between the long holes 65 formed at both sides of the connection panel 61 to penetrate the first connection part 51, and the bolt is disposed outside the housing, so that the door 20 is closed. This can be prevented from moving in the vertical direction.

Furthermore, the door hanger roller R is installed at the rear of the first connecting portion 51 of the joint member 50. In addition, the door 20 is provided with only the joint member 50 and the door connecting member 60 on the other side of the upper part of the door 20, the door hanger rollers (R, R ') on both sides of the upper part of the door (20). ) Is placed.

On the inner wall of the bottom of the housing surrounding the drive unit 10, rails 80 and 80 'are formed to guide the respective door hanger rollers R and R' so as to guide the door hanger rollers R and R '. Can be. These rails 80 and 80 'are disposed to be inclined so as to be disposed at the rear side as they become closer to the insertion portion. As such, the rails 80 and 80 'are disposed to be inclined, and the door 20 is in close contact with the door frame 40 as the protrusion 25 of the door 20 is inserted into the insertion groove 44. Due to the door hanger rollers R and R ', the door 20 can be smoothly moved left and right while being suspended from the belt B.

The detector (not shown) detects an emergency such as a fire. The sensing unit may be a fire alarm installed in a building.

The controller (not shown) receives a signal from the detector (not shown) to control the driving unit 10 to control the degree of insertion of the door 20 into the insertion groove 44. In this embodiment, the control unit controls the drive unit 10 to insert the door 20 into the insertion groove 44 more than usual in an emergency.

In detail, the control unit serves to open and close the doorway when the door 20 is normally inserted and inserted into or exited from the first insertion unit 42 of the door frame 40 when a person enters and exits. In addition, the control unit in the emergency, such as a fire, the door 20 is opened and closed when the user's entry and exit is detected, the drive unit 10 so that the door 20 is inserted into the second insertion unit 43 when the door 20 is closed. ).

Furthermore, the support frame 30 for supporting the fixed part fixed to the building in the door 20 can be installed on the floor of the building, and guides the movement of the moving part moving relative to the building in the door 20 is further installed. Can be. The support frame 30 is horizontally disposed under the door 20, is installed at the bottom of the building along the left and right directions, and the guide groove 31 is formed along the moving direction of the door 20. The guide groove 31 is formed by bending the center of the support frame 30, the horizontal door frame 28 is inserted to guide the door 20. In addition, the guide groove 31 may also be formed to be inclined.

In addition, the upper portion of the support frame 30 is in contact with the protruding piece 23 of the moving part, the roller 34 for guiding the movement of the lower door 20 is installed through the roller bracket 33. This roller 34 is disposed on the free end side of the door 20 when the door 20 to be moved closes the entrance. As shown in FIG. 5, the roller bracket 33 includes an upper surface and a lower surface supporting upper and lower portions of the roller 34, and the upper surface and the lower surface are connected to each other by a front surface, and have a 'c' shape. Is formed, the end of the lower surface is bent and fixed to the inner wall of the guide groove (31).

As shown in FIG. 7, due to the roller 34 and the protruding piece 23, the door 20 is guided by the roller 34 while being guided by the roller 34 in the horizontal direction along the guide groove 31 and the rail 80. While moving, as shown in FIG. 5, when the roller 34 and the protruding piece 23 come into contact with each other, the roller 34 moves simultaneously along the inclined surface of the protruding piece 23 in the left and right directions. do. That is, the vertical door frame 27 is inserted into the insertion groove 44 and moved backward to be in close contact with the door frame 40. Preferably, in an emergency, the controller controls the driving unit 10 to further insert the door 20 into the insertion groove 44 so that the vertical door frame 27 is inserted to the second insertion unit 43. The roller 34 and the protruding piece 23 are in contact with each other, so that the vertical door frame 27 is in close contact with the door frame 40 only in an emergency, so that the sealing effect can be further improved. In addition, the roller 34 and the protrusion piece 23 can also prevent the free end of the door 20 from lifting.

Hereinafter, the automatic door control method of the present embodiment having the above-described configuration will be described.

In the automatic door control method of the present embodiment, a determination step of determining whether there is an emergency, and if it is not an emergency, inserts the door 20 into the insertion groove 44 of the door frame 40, but in an emergency, If not in the case of a situation further comprises the closing step of inserting the door 20 into the insertion groove 44.

In the determining step, a signal is input through a detector (not shown) such as a fire alarm to determine whether the controller is an emergency. For example, when a signal is input from the detection unit, it is determined that the emergency, otherwise it is determined that the normal time, not the emergency.

In case of no emergency, the control unit controls the driving unit 10 to open and close the entrance and exit through the door 20. In detail, when a person enters, the door 20 opens the doorway, and when the person does not enter, the control unit operates the drive unit 10 so that the protrusion 25 of the vertical door frame 27 inserts the groove 44. It is to be inserted into the first inserting portion (42) of. As such, the door 20 is normally inserted into the insertion groove 44 of the door frame 40 to open and close the entrance and exit to prevent the air in the room, which has become a heating and cooling room, to save energy, Noise between the door 20 and the door frame 40 can be minimized.

In an emergency, the controller controls the driving unit 10 to further insert the door 20 into the insertion groove 44 to seal the room. In detail, when a person enters and exits, the control unit operates the drive unit 10 as usual so that the door 20 exits the insertion groove 44, thereby allowing a person to enter. In addition, when no person enters or exits, the control unit operates the driving unit 10 so that the protrusion 25 of the vertical door frame 27 is inserted into the second insertion unit 43 of the insertion groove 44, thereby opening and closing the doorway. To close. As such, in the event of an emergency, the door 20 may be further inserted into the insertion groove 44 to be sealed, thereby preventing fire or harmful gas from leaking out of the building.

Further, in the closing step, when the door 20 is inserted into the second insertion portion 43 in an emergency, the door 20 is moved back and forth simultaneously with the roller 34 and the protrusion 23 at the same time. . In detail, the horizontal door frame 28 is moved along the guide groove 31, the roller 34 is in contact with the protruding piece 23 and sliding, the door 20 is naturally moved to the rear.

On the other hand, when the door 20 is slid to be inserted into the first inserting portion 42 when not in an emergency, the roller 34 and the protruding piece 23 do not come into contact with each other. That is, when the emergency is not the door 20 is to move left and right only. As such, when not in an emergency, the roller 34 supports the lower portion of the door 20 to prevent the door 20 from lifting.

In addition, when the vertical door frame 27 is inserted into the second inserting portion 43, the inclined surface 26 of the vertical door frame 27 slides along the inclined surface 45 of the door frame 40, the door 20 ) Can be smoothly moved back and forth.

As described above, although described with reference to a preferred embodiment of the present invention, those skilled in the art various modifications or variations of the present invention without departing from the spirit and scope of the invention described in the claims below Can be carried out.

As described above, the automatic door and automatic door control method according to the present invention is suitable for the automatic door installed in the entrance of the building.

1 is a simplified view of a conventional automatic door.

2 is a simplified automatic door according to a preferred embodiment of the present invention.

Figure 3 is a cross-sectional view showing an automatic door normal operation state according to a preferred embodiment of the present invention.

Figure 4 is a cross-sectional view showing an automatic door emergency operating state according to a preferred embodiment of the present invention.

5 is a cross-sectional view of the lower door according to a preferred embodiment of the present invention.

Figure 6 is a perspective view of the connection portion installation state according to a preferred embodiment of the present invention.

7 is a plan view of a door according to a preferred embodiment of the present invention.

** Description of symbols for the main parts of the drawing **

10: drive unit 20: door

21: door body 22: door frame

23: protrusion

25: protrusion 26: inclined surface

30: support frame 31: guide groove

33: roller bracket 34: roller

40: door frame

42: first insertion part 43: second insertion part

44: insertion groove 45: inclined surface

Claims (3)

door; A door frame in which an insertion groove into which the door is inserted is formed; A driving unit for moving the door toward the door frame; A detector for detecting an emergency; Receiving a signal from the detection unit for controlling the drive unit comprises a control unit for controlling the degree of insertion of the door into the insertion groove. The method of claim 1, One of the doors and the building in which the door is installed is connected to the roller, the other is the automatic door is connected to the projection piece in contact with the roller. A determination step of determining whether or not an emergency; If it is not an emergency, the door is inserted into the insertion groove of the door frame, in the case of an emergency automatic door control method comprising the step of inserting the door further into the insertion groove than when not in an emergency.

Images