JP3101279U - Security door system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a security door system which can maintain very high security, can cope with a visitor in a safe state, and is excellent in design.
SOLUTION: A door frame 50 for accommodating a door, an outer door 10 which is connected to the door frame 50 so as to be openable and closable and has an opening 11 capable of dealing with a visitor, and a door frame 50 so as to be openable and closable. The inner door 20 housed in the door frame 50 in a state integrated with the outer door 10 and a lock mechanism disposed on the outer door 10 and capable of unlocking when input information and registered information match. An outer locking means 30 provided and inner locking means 40A and 40B disposed on the inner door 20 so as to be hidden by the outer door 10 are provided.
[Selection diagram] Fig. 1

Description

The present invention relates to a security door system, and more particularly, to a security door system having an outside door and an inside door, which is applied to various buildings such as a detached house and an apartment.

In recent years, in single-family houses and condominiums, in order to prevent unauthorized intrusion from the entrance such as the entrance, it is often necessary to attach a key that is difficult to pick or attach multiple keys to a single door. Is being done. Although such measures can increase the security effect to some extent, they have not yet prevented the picking action itself.

In addition, the entrance of a detached house or condominium is usually located in a place where a room such as a living room cannot be seen, and is completely closed from the viewpoint of crime prevention. Opening the entrance door to improve ventilation from the entrance is uneasy in terms of crime prevention, and in an apartment or the like, the interior of the entrance, in particular, tends to be dark. Therefore, Patent Document 1 below discloses a door having a double door structure capable of circulating wind without causing a problem in crime prevention and of brightening the inside of the door.

In the entrance of the double door structure disclosed in Patent Document 1, when it is desired to improve the ventilation, the entrance door is closed with a steel lattice door on the exterior side while the glass door on the interior side is opened, and the entrance portion during the daytime. When you want to brighten the door, the entrance door can be closed with the glass door on the indoor side with the steel lattice door on the outdoor side open.

However, in the entrance of the double door structure disclosed in Patent Literature 1, although the entrance and exit are closed by a steel lattice door, it is said that the security can be maintained while improving the ventilation, but the entrance and exit are made of steel lattice door. There is a problem that it is described only that the door is closed, and simply by closing with a steel lattice door, sufficient security cannot be maintained as in the case of a conventional entrance door.

In addition, in the entrance having the double door structure, a large space is required in which the inside door can swing toward the indoor side. If a sufficiently large space cannot be secured in the entrance, there is a problem that it is difficult to enter and exit.

In addition, at the entrance with the double door structure, it is possible to confirm visitors with the outer door closed, but since it is composed of a steel lattice door with a full screen door, it is In order to make a sign or the like, it is necessary to open the outer door once, so that there is a problem that a visitor may feel uneasy about an unexpected intrusion.
JP-A-10-8838

Means for solving the problem and its effects

The present invention has been made in view of the above problems, and can maintain extremely high security, can deal with visitors in a safe state, and can easily access doors. An object is to provide a security door system that can be opened and closed and has excellent design.

In order to achieve the above object, the security door system (1) according to the present invention has a door frame for accommodating a door, and an openable portion connected to the door frame so as to be openable and closable. An outer door, an inner door connected to the door frame so as to be openable and closable, and housed in the door frame in a state of being integrated with the outer door; and A first locking means provided with a lock mechanism that can be unlocked when they coincide with each other, and at least one or more second locking means disposed on the inner door so as to be hidden by the outer door. It is characterized by having.

According to the security door system (1), when the outside door is closed and the inside door is opened, it is possible to receive a delivery or sign from inside through the opening, so that the visitor can receive the sign. Unintentional intrusion can be prevented, and the resident can deal with the visitor with peace of mind.

Further, since the inside door is housed in the door frame in a state of being integrated with the outside door, it is difficult for the outside door to recognize that the door is a double door. , And a clean appearance with excellent design can be obtained.

Further, the first locking means provided on the outer door has a lock mechanism which can be unlocked when the input information and the registered information match, so that the information corresponding to the registered information is inputted. Otherwise, it will not be unlocked, so that illegal unlocking by picking using a special tool can be prevented. Further, even if the outer door is forcibly opened with a crowbar or the like, the second locking means of the inner door, which cannot be seen from the external appearance, must be further unlocked.
It is difficult to unlock in a short time, the effect of giving up intrusion can be enhanced, and extremely high security can be maintained.

The security door system (2) according to the present invention is the security door system (1) described above.
A first locking member disposed on an outer surface of the outer door, the main body including at least input means for inputting unlocking information, and a first locking member operated by a predetermined locking and unlocking operation; And a first operating portion for operating the first lock member from inside the outer door, wherein each of the second locking means is arranged on an outer surface of the inner door, and a keyhole is provided. A key insertion portion having a second locking member operable by a predetermined locking and unlocking operation, and a second operation portion for operating the second locking member from inside the inside door. A concave portion for accommodating the key insertion portion is formed on an inner surface of the outer door, and a concave portion for accommodating the first operation portion is formed on an outer surface of the inner door.

According to the security door system (2), the outer door is firmly fixed to the door frame by the first lock member, and the inner door is fixed to the door frame by the second lock member. When the outer door and the inner door are housed in the door frame, the operation part of the first locking means and the key insertion part of the second locking means are respectively fixed. Therefore, the illegal unlocking operation becomes more difficult, and the crime prevention effect can be further enhanced. Further, it is possible to provide a compact double door in which the thickness of the door when the outer door and the inner door are closed is not increased.

The security door system (3) according to the present invention is the security door system (1) or (2).
Wherein the inner door is constituted by a plurality of door members, and these door members are connected by folding means having a folding function.

According to the security door system (3), the inside door is composed of a plurality of door members, and these door members are connected by folding means having a folding function. It is possible to enter and exit, and the space for opening and closing the inside door can be reduced. Therefore, it is possible to make it easy to get in and out even if it is attached to an entrance or the like where the space is not so large.

In the security door system (4) according to the present invention, in any one of the security door systems (1) to (3), the inside door is located at a position corresponding to an opening formed in the outside door. It is characterized by having.

According to the security door system (4), since the inside door is provided with the air intake means at a position corresponding to the opening formed in the outside door, the outside door and the inside door are locked. That is, it is possible to improve the ventilation in the building through the ventilation means while maintaining the security.

The security door system (5) according to the present invention is the same as the security door system (4),
It is characterized in that the air collecting means is constituted by a window which can be opened and closed only from the inside.

According to the security door system (5), since the ventilation means is constituted by the window which can be opened and closed only from the inside, the ventilation in the building can be easily improved by opening the window from the inside. be able to.

The security door system (6) according to the present invention is the same as the security door system (4),
It is characterized in that the wind collecting means is constituted by a window having a wind collecting surface and a non-blowing surface.

According to the security door system (6), ventilation can be improved by replacing the surface of the window serving as the air collection means, that is, by arranging the air collection surface outward. At the time of going out or the like, by setting the non-winding surface to the outside, it is possible to provide a system that does not give a sense of incongruity in appearance and does not lower the security.

Hereinafter, embodiments of the security door system according to the present invention will be described with reference to the drawings. 1 is a front view of the security door system according to the embodiment (1) when viewed from outside, FIG. 2 is the same front view when the outside door is open, FIG. 3 is the rear view, and FIG. 4 is the inside door open. It is the same rear view at the time.

The security door system according to the embodiment (1) includes an outer door 10, an inner door 20, an outer locking means 30 provided on the outer door 10, and an inner locking means 40 provided on the inner door 20.
A, 40B, and a door frame 50 that houses the outer door 10 and the inner door 20.

The outer door 10 is connected to one side surface of a substantially mouth-shaped door frame 50 via a hinge 51 so as to be openable and closable on the outdoor side. In addition, a plurality of slit-shaped openings 11 are formed in the outer door 10, and recesses for accommodating the key insertion portions 41 A, 41 B of the inner locking means 40 A, 40 B are formed in the inner surface of the outer door 10. 12 and 13 are formed. Also, the outer door 10
A handle 14 for opening and closing is provided on the outer surface of the.

The inner door 20 is connected to one side of the door frame 50 via a hinge 52 so as to be openable and closable on the indoor side. On the outer surface of the inner door 20, a vertically long convex portion 21 is formed.
0 and the inner door 20 are accommodated in the door frame 50, the inner door 2 is placed in the opening 11 of the outer door 10.
The 0 convex portion 21 is fitted. A concave portion 22 for accommodating the operating portion 35 of the outer locking means 30 is formed on an outer surface of the inner door 20, and a handle 23 for opening and closing is provided on an inner surface of the inner door 20.

The outer door 10 and the inner door 20 can be formed by processing various metal materials such as aluminum, steel, and stainless steel, wood, and the like, and a security glass or the like is fitted into the convex portion 21 of the inner door 20. Is also good.

In addition, near the center of the front end of the outer door 10, a first fixing unit for fixing the outer door 10 and the door frame 50 is provided.
As the locking means, an outside locking means 30 provided with a lock mechanism that can be unlocked only from the outdoor side when the entered number matches the registered number is provided.

The outer locking means 30 is disposed on the outer surface of the outer door 10 and has a main body 33 having a password input button 31 and a knob 32; an outer dead bolt 34 which is operated by a predetermined locking and unlocking operation; And an operation unit 35 for operating the outer dead bolt 34 from the inside of the vehicle 10. When the door 10 is locked, the outer dead bolt 34 is accommodated in a receiving seat 53 provided on the door accommodating surface of the door frame 50. It has become so.

Further, as a second locking means for fixing the inner door 20 and the door frame 50 to a door portion of the inner door 20, a lock which can be unlocked by inserting a key and rotating it from the outdoor side. Two inner locking means 40A, 40B having a mechanism are arranged vertically.

The inner locking means 40A, 40B are disposed on the outer surface of the inner door 20 and have key insertion portions 41A, 41B having key holes, and inner dead bolts 42A, which are operated by a predetermined locking and unlocking operation.
42B, and thumb turns 43A, 43B for operating the inner dead bolts 42A, 42B from the inside of the inner door 20. When locking, the inner dead bolts 42A, 43B are provided.
42B is accommodated in receiving seats 54A, 54B provided on the door accommodating surface of the door frame 50.

Further, the door frame 50 supports the opening and closing operation of the outer door 10 and the inner door 20 on one side, and accommodates the outer door 10 and the inner door 20 when the door is closed. A door stop 55 with which the peripheral edges of the door 10 and the inner door 20 abut is provided.

In addition, the outer peripheral edge of the inner door 20 is processed into a stepped shape in accordance with the convex shape of the door stop 55, and is housed in a form in which the inner surface of the outer door 10 and the outer surface of the inner door 20 are substantially in close contact. It has become.

Next, the opening and closing operation of the security door system according to the embodiment (1) will be described. First, when unlocking from the outside, a number is input using the input button 31 of the outer locking means 30 provided on the outer door 10. The knob 32 can be rotated in a predetermined unlocking direction only when the input number and the registration number match, and if the input number and the registration number match, the knob 32 can be rotated. The outer dead bolt 34 is disengaged from the receiving seat 53 by the rotation operation of, and the outer door 10 can be opened.

Next, in order to unlock the inner door 20, the inner locking means 40A provided in the inner door 20,
The key is inserted into each of the key insertion portions 41A and 41B of the 40B and rotated in a predetermined direction. If the key is correct, the rotation of the key causes the inner dead bolts 42A and 42B to
A, 54B is unlocked, the inside door 20 can be opened, and the inside can be entered.

To lock each door, first, the outer door 10 is housed in the door frame 50 (abuts against the door stop 55), and when the knob of the operation unit 35 of the outer locking means 30 is rotated in the locking direction, the outer dead door is locked. The bolt 34 is housed in the seat 53, and the outer door 10 is locked. Then, the inner door 20 is housed in the door frame 50 (abutting against the door stop 55), and the thumb-turn 43A of the inner locking means 40A, 40B. , 43B in the locking direction, the inner dead bolts 42A, 42B
4A, 54B, the inside door 20 is locked, and the locking operation of the outside door 10 and the inside door 20 is completed.

When there is a visitor, the thumb turns 43A, 43B of the inner locking means 40A, 40B provided on the inner door 20 are rotated in a predetermined unlocking direction, and the inner dead bolts 42A, 42B are turned.
Respectively from the seats 54A and 54B and unlocked, only the inner door 20 is opened, and the correspondence with the visitor (reception of a delivery, a sign, etc.) through the opening 11 with the outer door 10 locked is maintained. Can be done.

When going out, the thumb turn 43A of the inner locking means 40A, 40B is similar to the above.
, 43B in a predetermined unlocking direction so that the inner dead bolts 42A, 42B are
, 54B to unlock the inner door 20, and then to the operating section 35 of the outer locking means 30.
Is rotated in a predetermined unlocking direction, the outer dead bolt 34 is removed from the seat 53, and the outer door 1 is removed.
You can unlock 0 and go outside.

To lock each door, first, the inside door 20 is housed in the door frame 50 (abutting against the door stop 55), and the keys inserted into the key insertion portions 41A and 41B of the inside locking means 40A and 40B are fixed to a predetermined position. By rotating in the locking direction, the inner dead bolts 42A, 42B are received in the seats 54A, 54B, and the inner door 20 is locked. Subsequently, when the outer door 10 is housed in the door frame 50 (abuts against the door stop 55) and the knob 32 of the outer operating portion 35 of the outer locking means 30 is rotated in a predetermined locking direction, the outer dead bolt 34 is The outer door 10 is locked in the seat 53 and the locking operation of the outer door 10 and the inner door 20 is completed.

According to the security door system according to the embodiment (1), if the inner door 20 is opened while the outer door 10 is locked, it is possible to receive a delivery or sign from inside through the opening 11. Thus, it is possible to prevent a sudden intrusion of the visitor, and the resident can deal with the visitor with peace of mind.

Further, since the inner door 20 is housed in the door frame 50 in a state of being integrated with the outer door 10, it is difficult for the outside door to recognize that the door is a double door. , And a clean appearance with excellent design can be obtained.

Also, since the first locking means 30 provided on the outer door 10 has a lock mechanism that can be unlocked when the input number and the registration number match, the number corresponding to the registration number is input. Otherwise, it will not be unlocked, so that illegal unlocking by picking using a special tool can be prevented. Further, even if the outer door 10 is pryed open with a bar or the like, the second locking means 41A and 41B of the inner door 20, which cannot be seen from the appearance, must be further unlocked. Difficult, the effect of giving up intrusion can be enhanced, and extremely high security can be maintained.

The opening 11 of the outer door 10 may be of a size that can cope with a visitor and secure security when the outer door 10 is closed. By adopting, it is possible to make the design excellent.

FIG. 5 is a front view of the security door system according to Embodiment (2) when the outside door is open when viewed from the outside of the room, and FIG. 6 is a rear view of the same. The security door system according to Embodiment (2) is different from the security door system according to Embodiment (1) in the structure of the inside door 20A. The same reference numerals are given to components having functions, and description thereof will be omitted.

The inner door 20A is composed of two door members 24, 25, and these door members 24, 25
Are connected by a hinge 26 having a folding function, and are configured to be able to be folded in two indoors when the inner door 20A is opened and closed. In addition, according to the configuration of the inside door 20A, the locations of the protrusions 21A of the inside door 20A and the openings of the outside door 10 are changed.

FIGS. 7A to 7D are views for explaining the opening / closing operation of the inside door 20A of the security door system according to the embodiment (2), and are cross-sectional views (top views) along line VII-VII of FIG. Is shown.

FIG. 7A shows a state in which both the outer door 10 and the inner door 20A are locked. When the inner door 20A is opened from the indoor side in this state, first, the inner locking means 40A, 40B.
Is unlocked, and the door member 24 is turned back to the indoor side with the connecting portion (hinge 26) of the door members 24 and 25 as a fulcrum. FIG. 7B shows a state where the door member 24 is folded back by approximately 90 °, and FIG. 7C shows a state where it is approximately 180 °.

Then, in a state where the door member 24 is folded back by approximately 180 °, as shown in FIG. 7D, the door member 25 can be folded back to the indoor side with the connecting portion (hinge 52) with the door frame 50 as a fulcrum. It has become.

According to the security door system according to the embodiment (2), the inside door 20A is constituted by the two door members 24 and 25, and these door members 24 and 25 are connected by the hinge 26 having a folding function. Therefore, it is possible to enter and exit while folding the inside door 20A to the indoor side, and it is possible to reduce a space for opening and closing the inside door 20A. Therefore, it is easy to get in and out even at the entrance or the like where the space is not large.

In the above-described embodiment (2), the embodiment in which the inner door 20A is configured by the two door members 24 and 25 has been described, but the door member may be configured by three or more door members. In addition, the folding means is provided with slide rails above and below the door frame 50 in addition to the hinge 26, and by moving the door portion of the door member 24 along the slide rail, the door members 24 and 25 are folded. It is good also as a structure which can be opened and closed.

FIG. 8 is a front view of the security door system according to Embodiment (3) when viewed from the outside of the room, and FIG.
FIG. FIG. 10 is a sectional view taken along line XX in FIG. Embodiment (3)
) Is different from the security door system according to Embodiment (1) in the structure of the inside door 20B. Hereinafter, the differences will be described, and components having the same functions will be described. The same reference numerals are given and the description is omitted.

In the inner door 20B, openings 27 are respectively formed at positions facing the four openings 11 formed in the outer door 10, and one of the openings 27 can be opened and closed only from the inside. A ventilation slide window 28 is provided, and a glass plate 29 is fitted in the other three places.

The ventilation window 28 includes an upper glass plate 28a that is slidable up and down within the frame of the opening 27, a fixed lower glass plate 28b, and a stopper 28c for locking the upper glass plate 28a. And a screen door 28d.
In the security door system configured as described above, when it is desired to improve ventilation, the stopper 2
8c is released, and the upper glass plate 28a is slid downward. Then, a vent can be secured through the screen door 28d.

According to the security door system according to the embodiment (3), the inside door 20B includes the ventilation sliding window 28 that can be opened and closed only from the inside at a position corresponding to the opening 11 formed in the outside door 10. Therefore, in a state where the outer door 10 and the inner door 20A are locked, that is, in a state where high security is maintained, the upper glass plate 28a is slid to secure an air vent, thereby improving ventilation in the house. be able to. Also, the ventilation window 2 of the inner door 20B.
6 is provided with the screen door 28d, so that insects and the like can be prevented from entering the house.
In the embodiment (3), the ventilation slide window 28 is provided only at one place, but may be provided at two or more places.

Also, in the security door system according to the embodiment (3), the inside door 20 is used as the air collection means.
Although the case where the ventilation sliding window 28 is provided in the opening 27 of B has been described, in another embodiment, the air intake surface (screen surface) 61 and the non-air intake surface (glass surface) 62 shown in FIG. The window member 60 having a hollow shape formed as described above may be fitted into the opening 27 of the inner door 20B. According to such a configuration, the ventilation can be improved by placing the air collecting surface 61 outward, and by setting the non-air collecting surface (glass surface) 62 outward when going out or the like. In addition, a system that does not reduce the security effect can be provided.

Further, as another embodiment of the air collecting means, as shown in FIG.
1a and a non-winding surface (glass surface) 62a having an arc-shaped cross section are formed so as to face each other. A configuration may be adopted in which the rail 27 is slidably attached to a rail portion 27a (FIG. 13) formed on the upper and lower frame portions.

FIGS. 13A and 13B are diagrams for explaining an operation of switching between the air intake surface (screen door surface) 61a and the non-air intake surface (glass surface) 62a of the window member 60A, and FIG. A portion near the opening 27 that shows a non-air-collecting state in which the air-collecting surface (glass surface) 62a is installed toward the inside and outside of the room, and FIG. FIG.

When the rotating handle 64 installed on the frame 63 of the window member 60A is pulled leftward from the non-winding state shown in FIG. 13A, the window member 60A engaged with the rail 27a rotates clockwise. 13B in which the air collecting surface 61a is located at the opening surface, and the ventilation can be improved through the air collecting surface 61a. Further, when the rotating handle 64 is pulled rightward from the air collecting state in FIG. 13B, the window member 60A meshing with the rail 27a rotates leftward to return to the non-air collecting state in FIG. 13A. It has become.

According to this configuration, the wind collection surface (screen door surface) 61a is formed by rotating the window member 60A.
And the non-winding surface (glass surface) 62a can be easily switched. In addition, by making the non-winding surface (glass surface) 62a a curved surface, it is possible to achieve excellent design. The method of rotating the window member may be such that a rotating shaft is provided at a substantially central position of the window member and the window member is rotated about the rotating shaft in addition to using the rail portion as described above. Good.

Also, in the security door systems of the above-described embodiments (1) to (3), a case where the security door system is applied to a single-door type door has been described. However, the security door system may be similarly applied to a parent-child type door or a double-door type door. Can be.

It is a front view showing the case where the security door system concerning embodiment (1) of the present invention was seen from the outdoor side. FIG. 2 is a front view of the security door system shown in FIG. 1 when an outer door is opened. It is a rear view of the security door system shown in FIG. FIG. 2 is a rear view of the security door system shown in FIG. 1 when an inside door is opened. It is a front view at the time of an outside door opening which shows the case where the security door system which concerns on Embodiment (2) is seen from the outdoor side. It is a rear view of the security door system shown in FIG. (A)-(d) is a figure (VII-VII sectional drawing of FIG. 5) for demonstrating the opening / closing operation | movement of the inside door of the security door system which concerns on Embodiment (2). It is a front view showing the case where the security door system concerning Embodiment (3) was seen from the outdoor side. It is a rear view of the security door system shown in FIG. FIG. 10 is a sectional view taken along line X-X of the security door system shown in FIG. 9. It is the perspective view which showed another ventilation means. It is the perspective view which showed another ventilation means. (A), (b) is a partial sectional view near the inside door opening for explaining the operation of the ventilation means shown in FIG.

Explanation of reference numerals

Reference Signs List 10 outer door 11 opening 20, 20A, 20B inner door 30 outer locking means 40 inner locking means 50 door frame

Claims (6)

A door frame for accommodating the door,
An outer door connected to the door frame so as to be openable and closable and having an opening capable of dealing with visitors;
An inner door that is openably and closably connected to the door frame and is housed in the door frame in a state of being integrated with the outer door;
First locking means provided on the outer door and provided with a lock mechanism capable of unlocking when input information and registered information match;
A security door system comprising: at least one or more second locking means disposed on the inner door so as to be hidden by the outer door. A first locking member disposed on an outer surface of the outer door, the main body including at least input means for inputting unlocking information, and a first locking member operated by a predetermined locking and unlocking operation; And a first operation unit for operating the first lock member from inside the outer door,
Each of the second locking means is disposed on the outer surface of the inner door and has a key insertion portion having a keyhole, a second lock member which operates by a predetermined locking and unlocking operation, and an inner side of the inner door. A second operation unit for performing an operation of the second lock member from
A concave portion for accommodating the key insertion portion is formed on an inner surface of the outer door, and a concave portion for accommodating the first operation portion is formed on an outer surface of the inner door. 1. The security door system according to 1. The security door system according to claim 1, wherein the inner door includes a plurality of door members, and the door members are connected by a folding unit having a folding function. The security door system according to any one of claims 1 to 3, wherein the inside door includes a ventilation unit at a position corresponding to an opening formed in the outside door. 5. The security door system according to claim 4, wherein the air collection means is constituted by a window that can be opened and closed only from the inside. The security door system according to claim 4, wherein the wind collecting means includes a window having a wind collecting surface and a non-blowing surface.

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