KR20000019120U - Apparatus for emergency opening of automatic door - Google Patents

Abstract

The present invention relates to an automatic door that is used in an unmanned security system installed in an apartment, a hospital, and the like, by using a sliding door that is opened and closed in a rotating form and a sliding door that is opened and closed while moving in the left and right directions. A main door which is moved along the guide rail of the door frame frame and is opened or closed in a sliding or opening manner, a sub door being opened or closed in a manner of opening and closing, locking means for preventing the main door from being opened arbitrarily and a power supply is cut off It comprises an emergency opening means for opening the main door by a predetermined width in the emergency by using the elastic force of the elastic body.

According to the present invention as described above, by providing a certain amount of the main door is opened when the power is cut off, it provides convenience to people who want to go out of the room in a state of embarrassment in an emergency situation in which the power is cut off, and also prevents a safety accident in advance.

In addition, it prevents the automatic doors from being opened and closed at random during normal use and increases the security of the automatic doors, and installs a gasket to prevent foreign substances from entering between the automatic doors and the manual doors, and prevents the inflow of foreign substances from the outside. Has the effect of.

Description

Apparatus for emergency opening of automatic door

The present invention relates to an automatic door that is used in an unmanned security system installed in an apartment, a hospital, and the like, by using a sliding door that is opened and closed in a rotating form and a sliding door that is opened and closed while moving in the left and right directions. More specifically, the automatic door in the event of a power outage of the automatic door is slightly opened by the emergency opening device of the automatic door that can provide convenience to those who want to go from indoor to outdoor in an embarrassed state.

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

The automatic door as described above is known in various forms, the most commonly used form is to operate a separate password in the key bax (key bax) from the outside or to open the automatic door using an access card, When the door closes to the automatic door, the automatic door is opened.

On the other hand, as a form of a new technology, the automatic door is known to be used as a sliding door that is opened and closed by moving the automatic door in the left and right direction, and the opening and closing method that is opened and closed in a rotational form, a typical embodiment thereof is disclosed in 1998 It is filed in advance in heading 718.79 (name; automatic door having a rotating function).

According to the automatic door having the above-mentioned rotation function, the automatic door is opened by sliding type on the premise of a normal automatic door which automatically opens and closes the automatic door connected to the bracket by the rotation of the motor, the pulley and the time belt. It is formed to open to the side, the upper portion of the automatic door is provided with a c-shaped frame, the upper part of the frame is combined with the c-shaped frame is installed in the reverse c-shaped frame to be sliding and opening, the c-shaped in the reverse direction A separate bracket is installed on the upper part of the frame to move the roller installed in the bracket by the rotation of the time belt, and inside the c-shaped frame in the reverse direction to act as a hinge when the automatic door is opened in a hinged manner. The ball bearings are supported by springs with elastic force. The lower part of the automatic door was installed with a caster rotatable 360 degrees to be driven in contact with the ground when the door was opened and closed. The rail was not formed on the ground where the automatic door was sliding. Each electromagnet is installed in the power supply to the electromagnet when the sensor is installed in the door frame, which is the central part of the automatic door, and the electromagnet power is turned on when the sensor is not operated to perform the function of the electromagnet.

The automatic door with the rotation function as described above is designed to be opened and closed in the case of the automatic door of the sliding type when the power is not supplied due to a power failure or fire, and the opening of the sliding type manual door when the sliding type automatic door is opened. This is possible, and also in case of an emergency such as carrying a moving or a fire, the sliding door automatic door and the sliding door manual at the same time open and move to one side to secure the maximum passage space of the entrance.

However, in the conventional automatic door having a rotating function, the automatic door that is opened and closed in a sliding manner is configured to be opened in a swinging manner when power is not supplied due to a power failure, so that people who want to go out from indoors to outdoors It is not an inconvenience to people, but in an urgent situation such as a large fire, people in the room flock to the doorway for escape. At this time, they are embarrassed and can not remember the location of the automatic door that is normally opened. In addition, in an urgent situation in which a large number of people suddenly gather, the automatic door cannot be opened quickly, so the possibility of a safety accident cannot be excluded in the process of pushing and pushing, which causes a large accident.

In addition, when the automatic door is pulled with a strong force by using an absorber in the outdoor under normal use conditions, the automatic door is opened by the opening and closing method. An external intruder can open the automatic door randomly. Since there is no configuration for maintaining the, there were various problems such as dust and foreign matter introduced into the gap between the automatic door and the manual door.

Therefore, the main purpose of the present invention is to open the automatic door slightly in case of emergency power off the automatic door, so that people who want to go from indoor to outdoor in an embarrassed state make the manual opening operation of the automatic door more convenient and at the same time provide safety accidents. It is intended to provide an emergency opening of an automatic door that can be prevented in advance.

Another object of the present invention is to provide an emergency opening device for an automatic door that prevents the automatic door from being opened and closed arbitrarily outdoors during normal use.

Another object of the present invention is to provide an emergency opening device for automatic doors by installing a gasket for preventing foreign matters from entering between the automatic doors and the manual doors.

1 to 3 is a view from the inside of the automatic door to which the emergency opening device according to the present invention is applied,

1 is a front view.

Figure 2 is a perspective view showing a closed state of a sliding type automatic door and a sliding type manual door.

Figure 3 is a perspective view showing a sliding type automatic door and a sliding type manual door opened in a sliding manner.

Figure 4 is a cross-sectional view showing the operating state of the sliding type automatic door and the sliding type manual door.

5 is a cross-sectional view taken along the line AA of FIG.

6 and 7 is a detailed view of the portion D of Figure 2 for explaining an embodiment of the automatic door emergency opening device according to the present invention,

6 is a cross-sectional view showing a state in which the sliding automatic door is closed.

Figure 7 is a cross-sectional view showing a state in which the sliding door automatic door slightly opened in the emergency of power off.

8 and 9 show the configuration and operation of the automatic door emergency opening device according to the present invention,

8 is a cross-sectional view taken along line B-B of Figure 1 showing a state in which the sliding automatic door is closed.

9 is a cross-sectional view taken along line B-B of Figure 1 showing a state in which the sliding automatic door slightly opened in the event of a power off.

10 is a cross-sectional view taken along the line C-C in FIG.

<Explanation of symbols for the main parts of the drawings>

14; Indentation 15; inside wall

25; Working rod 26; Elastic member

28; Cushioning gasket 29; Locking member

45; Guide rail 53,54; Gasket for preventing foreign substances

61; Stopper 62; cylinder

63; Elastic member 64; Working rod

65; Tension adjusting bolt

In order to achieve the object of the present invention as described above, while moving along the guide rail of the door frame frame, the main door is opened and closed in the sliding or opening manner, the sub door is opened and closed in the opening manner, and optionally open in the closed state It is provided with an automatic door emergency opening device comprising a locking means for preventing it from being made, and an emergency opening means for opening the main door in a state where the power is cut off by using elastic force of the elastic body.

The emergency opening means includes a stopper fixed to a predetermined portion of the guide rail, a cylinder fixed to the stopper, an elastic member accommodated in the cylinder, and an operation in which the stopper protrudes and contacts a structure provided in the main door. The rod is screwed to the rear end of the cylinder, characterized in that it comprises a tension adjusting bolt for adjusting the tension of the elastic member.

The emergency opening means is built in a predetermined portion of the main door to be indented in the sliding direction to move the operating rod, the elastic member is coupled to the operating rod, the elastic rod of the elastic member so that the operating rod is always in one direction to receive the force In addition, the operating rod is provided with a locking member for regulating the amount of protrusion, characterized in that the main door is configured to open a certain amount when the power is cut off.

The concave portion is formed in the side frame of the door frame frame facing the outer side of the main door to a predetermined depth, so that when the main door is closed in the open state, the concave portion is caught by the inner wall of the concave portion so as not to be opened.

To form a hook on a predetermined portion of the outer side of the main door, to form a hook guide groove for guiding the movement of the hook on the inner surface of the sub-door opposite to the hook, and to form a catch at one end of the guide groove, In the state that the main door is completely closed, it is characterized in that the hook is caught to the engaging portion of the sub-door to prevent the phenomenon that the sub-door is arbitrarily rotated open.

Gaskets for preventing the introduction of foreign substances in the opposite portions of the main door and the sub-door overlap each other, characterized in that provided in the vertical direction, respectively.

According to the present invention as described above, the main door is opened to a certain amount when the power is cut off, thus providing a convenience to the person who wants to go from the indoor to the outdoor in an embarrassed state in the event of a power cut off, and prevents a safety accident in advance. There is an advantage.

In addition, the automatic door can not be opened or closed arbitrarily during normal use to increase the security of the automatic door, and by installing a gasket to prevent foreign material from entering between the automatic door and the manual door, there is an advantage of preventing foreign matter from entering the outside have.

Hereinafter, an emergency opening device for an automatic door according to the present invention will be described according to the embodiment shown in the accompanying drawings.

1 to 3 is a view of the automatic door applied to the emergency opening device according to the present invention from the inside, Figure 1 is a front view, Figure 2 is a perspective view showing a closed state of a sliding type automatic door and a sliding type manual door, Figure 3 4 is a cross-sectional view illustrating an operating state of a sliding type automatic door and a sliding type manual door and a sliding type manual door.

Automatic door according to the present invention as described above, the sliding door automatic door (hereinafter referred to as the "main door") 20 in the door frame frame 10 as in the existing automatic door is capable of sliding movement in the left and right direction and also the rotation operation It is supported so as to, one side of the door frame frame 10, the swing-type manual door (hereinafter referred to as "sub-door") 30 can rotate open and close about the hinge shaft 31 (shown in Figure 4) Is installed so as to, the upper portion of the door frame frame 10 has a built-in drive device 40 to enable the sliding operation of the main door 20.

Referring to one embodiment of the drive device 40, the drive pulley 41 and the driven pulley 42, respectively installed on the upper side of the door frame frame 10, the drive pulley 41 and the driven pulley 42 ), A timing belt 43 for connecting the power source, power generating means 44 for transmitting power to the driving pulley 41 to impart a moving force to the timing belt 43, and an upper lower side of the door frame frame 10. The guide rail 45 is installed in parallel with the timing belt 43 and the lower side of the timing belt 43, and the main door 20 is fixed to the lower side, respectively, and the guide rail together with the main door 20. The door hanger brackets 46 and 46 ', which are guided by 45 and are linearly reciprocated, are included.

The main door 20 includes an upper bracket 21 fixed to the door hanger brackets 46 and 46 'described above, and the main door 20 is hinged to the upper bracket 21. 22 is rotatably coupled (shown in FIG. 4).

An electronic lock 47 is provided at an upper predetermined portion of the door frame frame 10, and the electronic lock 47 includes a latch 48 that is turned on / off by an electronic force. The latch 48 is configured to prevent the phenomenon in which the main door 20 is arbitrarily moved by walking on one side of the hanger bracket 46 once the main door 20 is closed.

On the other hand, the lower frame 11 of the door frame frame 10 is formed with a roller guide groove 12 having a predetermined depth in the horizontal direction, the guide groove 12, the lower hinge portion of the main door 20 The guide roller 23 fixed to the inside is inserted, and is comprised so that the left-right slide operation | movement and the rotation operation | movement of the main door 20 may be supported.

On the other hand, as shown in part D of FIG. 2, and as shown in FIGS. 6 and 7, the stopper 61 is fixed to the left end of the guide rail 45 by conventional fixing means such as a fixing bolt, A cylinder 62 having a predetermined length is screwed into the stopper 61. In the cylinder 62, an operating member 64 which contacts the elastic member 63 such as a compression coil spring and the door hanger bracket 46 of the main door 20 is accommodated, and the operating rod 46 ), The tip end penetrates through the stopper 61 and protrudes to one side.

The tension adjusting bolt 65 is screwed to one side end of the cylinder 62, and one side end of the elastic member 63 is in contact with and supported by the flange 66 having a large diameter formed at the inner end thereof.

According to one embodiment of the present invention described above, although the stopper 61 is fixed to the upper surface of the guide rail 45 and the cylinder 62 is supported on the stopper 61, but is not limited thereto. The cylinder 62 may be directly fixed to the guide rail 45 without using a separate stopper 61.

In addition, as shown in Figs. 8 and 9, the inlet portion 14 is formed in the side frame 13 of the door frame frame 10 to a predetermined depth, so that the gasket in the state in which the main door 20 is closed. The 28 is comprised so that the inner surface of the recessed part 14 may be in intimate contact.

In the state in which the main door 20 is closed, even if it is forced to rotate open from the outside, the edge portion of the main door 20 is caught by the inner wall 15 by the concave portion 14 so that the rotation opening operation is impossible.

On the other hand, as shown in Figure 10, the hook 24 is formed on the lower edge portion of the outer surface of the main door 20, the lower side of the inner surface of the sub-door 30 facing the hook 24 Hook guide grooves 32 for guiding the movement of the hook 24 are formed, and one end portion of the guide groove 32 is formed with a locking portion 33, the main door 20 in a completely closed state The hook 24 is caught by the locking portion 33 of the sub door 30 so that the sub door 30 cannot be arbitrarily rotated and opened.

Receiving grooves 51 and 52 are formed at predetermined depths at opposite portions where the main door 20 and the sub-door 30 overlap each other, and foreign matters are prevented from being inserted into the receiving grooves 51 and 52. The gaskets 53 and 54 are inserted into and fixed in the vertical direction.

In the figure, reference numeral K denotes a key box, and S1 and S2 denote sensors.

Referring to the action of the automatic door emergency opening device according to the present invention configured as described above in detail as follows.

As shown in FIGS. 1 and 2, when a person approaches the main door 20 in order to go out in the state in which the main door 20 is closed, the sensor S1 detects a human body and locks the electronic lock 47. At the same time, the main door 20 is automatically slide-opened by driving the timing belt 43.

In addition, in order to enter the room from the outside while the main door 20 is closed, the password of the key box K can be operated by a button type or the power supply of the electronic lock 47 is cut off using an access card and at the same time the timing belt. By driving 43, the main door 20 is also automatically opened to slide.

According to the normal state of the main door 20 and the sub-door 30 as described above, the main door 20 has its hook 24 is inserted into the guide groove 32 of the sub-door 30, The guide groove 32 is guided and reciprocated linearly. In the state in which the main door 20 is closed, as shown in FIG. 8, the gasket of the main door 20 is formed on the inner side of the side frame 13. 28 is in contact with a given pressure.

At this time, as shown in FIG. 6, the operating rod 64 housed in the cylinder 62 and elastically supported by the elastic member 63 is the door hanger bracket 46 of the main door 20. Since it is in contact with the state, the elastic member 63 is to maintain the maximum compressed state.

On the other hand, in the event of an emergency in which the automatic door is cut off, the locked state by the latch 48 of the electronic lock 47 is released, so that the main door 20 is no longer restrained, and as shown in FIG. As the elastic force of the member 63 is restored, the main rod 20 is slightly opened by the elastic force by protruding the operating rod 64 out of the stopper 61.

Therefore, people in the room will open the main door 20 slightly sliding without sliding, sliding or sliding in a sliding manner.

The emergency opening operation of the main door 20 as described above helps the escaper to stay calm without rushing in an urgent situation such as a large fire, especially in an urgent situation in which many people suddenly flock to the entrance. By helping to open the main door 20 more quickly, it is possible to prevent a safety accident in advance.

At this time, in the case where the escaper pushes the main door 20 in and out of the outdoor, as shown in FIG. 10, the hook of the main door 20 from the catching part 33 of the sub-door 30 is shown. The 24 is naturally released, and thus the locked state of the sub door 30 is released, so that the sub door 30 is also rotated and opened so that the door can be used more widely, and more people can quickly exit the outdoor. have.

Meanwhile, as shown in FIG. 8, even when the automatic door is normally operated, the tip portion of the main door 20 may be opened by using a tool such as an adsorber in the open state while the main door 20 is closed. Since the inner wall 15 of the side frame 13 is caught, it is possible to prevent the main door 20 from being opened arbitrarily. As shown in FIG. 10, the main door 20 and the sub door 30 overlap each other. Since the gaskets 53 and 54 are inserted and fixed in the up and down vertical directions, respectively, to the opposite parts to be lost, various foreign substances in the outdoor can be introduced not only in the state where the main door 20 is closed but also in the sliding mode. Will be prevented.

On the other hand, the automatic door emergency opening device according to the present invention is not limited to the illustrated embodiment, as shown in Figures 1, 8, and 9, it is installed in the upper outer corner portion of the main door 20 You may.

In more detail, the middle partition 27 is erected inside the upper outer edge portion of the door 20, and the operating rod 25 is inserted into the middle partition 27. In addition, the one side of the main door 20 is coupled to the gasket 28 for a shock relief in a predetermined amount, the guide hole (28a) in which the operating rod 25 is placed in the gasket 28 Formed. The locking member 29 is integrally fixed to the intermediate portion of the operating rod 25, and the elastic member 26 is inserted into the locking member 29, and the elastic member 26 is elastically supported by the elastic member 26. The amount of protrusion of the operating rod 25 to be supported is regulated.

According to another embodiment of the present invention as described above, as shown in FIG. 8, in the state in which the main door 20 is closed, the gasket 28 of the main door 20 is predetermined on the inner surface of the side frame 13. Is in contact with the pressure, and at this time, the elastic member 26 which is elastically supporting the operating rod 25 is maintained in the maximum compressed state.

On the other hand, in the case of an emergency in which the automatic door is cut off, the locked state by the latch 48 of the electronic lock 47 is released, so that the main door 20 is no longer restrained, and as shown in FIG. As the elastic force of the member 26 is restored, the operating rod 25 is pushed out of the gasket 28 by a predetermined length, and the main door 20 is slightly opened by the force.

Therefore, it is the same as one embodiment of the present invention to open the main door 20 slightly open without sliding the main door 20 in a sliding manner or sliding in a sliding manner, and the detailed description thereof will be omitted.

According to the automatic door emergency opening device according to the present invention, the tension adjusting bolt 65 for tension adjustment is coupled to one side of the cylinder 62, the elastic member according to the rotation operation of the tension adjusting bolt 65 The elastic force of 63 is arbitrarily adjusted.

The emergency opening device of the automatic door according to the above-described design is not limited to the embodiments described in the detailed description and illustrated in the drawings. Accordingly, various modifications may be made without departing from the spirit of the inventive concept of the claims of this invention and its dependent claims.

As described above, the emergency opening device of the automatic door according to the present invention, the main door is opened and closed in a sliding or opening manner while moving along the guide rail of the door frame frame, the sub-door is opened and closed in a hinged manner, the main door is Locking means for preventing the random opening in the closed state, and emergency opening means for opening the main door in the case of a power cut off by a predetermined width using the elastic force of the elastic body by opening a predetermined amount when the main door is turned off Therefore, it provides a convenience to those who want to go from indoors to outdoors in an embarrassed state in a power-off emergency situation, there is an advantage to prevent a safety accident in advance.

In addition, it increases the security of automatic doors by preventing automatic doors from being opened and closed outdoors during normal use, and installs a gasket to prevent foreign substances from entering between the automatic door and the manual door, and prevents foreign substances from entering the outside. It works.

Claims (6)

A main door which is moved along the guide rail of the door frame frame and is opened or closed in a sliding or opening manner, a sub door being opened or closed in a manner of opening and closing, locking means for preventing the main door from being opened arbitrarily and a power supply is cut off Automatic door emergency opening device comprising the emergency opening means for opening the main door by a predetermined width in the emergency by using the elastic force of the elastic body. The main opening of claim 1, wherein the emergency opening means includes a stopper fixed to a predetermined portion of the guide rail, a cylinder fixed to the stopper, an elastic member accommodated in the cylinder, and the stopper protruding from the main door. Automatic door emergency opening device comprising a tensioning bolt for adjusting the tension of the elastic member is screwed to the rear end of the cylinder and the contacting the structure. The method of claim 1, wherein the emergency opening means is embedded in the predetermined portion of the main door so that the actuating rod can be projected in the sliding direction, the elastic rod is coupled to the actuation rod, the actuation force of the elastic member An emergency opening device for automatic doors, which is configured to receive a force in one direction at all times and to have a locking member regulating the amount of protrusion on the operating rod, so that the main door is opened by a predetermined amount when the power is cut off. According to claim 1, wherein the concave portion is formed in the side frame of the door frame frame facing the outer surface of the main door to a predetermined depth, so that when the main door is open in the open state in the open state is caught on the inner wall of the concave portion can not be opened Emergency opening device of an automatic door, characterized in that. The method of claim 1, wherein a hook is formed on a predetermined portion of the outer surface of the main door, and a hook guide groove for guiding the movement of the hook is formed on the inner surface of the sub door opposite to the hook, and one side end of the guide groove is formed. And an engaging portion formed in the main door, so that the hook is caught by the engaging portion of the sub-door in a state where the main door is completely closed to prevent the sub-door from rotating arbitrarily. The emergency opening device of an automatic door according to claim 1, wherein a gasket for preventing the introduction of foreign matters is provided in an up and down vertical direction, respectively, in an opposing portion where the main door and the sub door overlap.