JPH07317381A - French drop device of door - Google Patents

Abstract

PURPOSE:To prevent any dust or the like from being collected in a rod receiver by installing such a rod as being free of vertical motions, clamping either of double hinged doors to the floor, in the inner part of a mating part projectingly, while setting up this rod receiver in a door sill part of a door frame. CONSTITUTION:A French dropper 6b, consisting of such a rod as being free of vertical motions, which is attached to one-side door (sub-door) 4 of double- hinged hallway doors 1 and the like, clamping this door 4 to the floor, is projectingly installed in the inner part of a mating part. In addition, a rod receiver 8 engaging with the French dropper 6b is installed in a door sill part 12c installed in a lower frame 12 of the door. When the doors 1 are closed, a rod 10 is made so as to be seen from an interspace between a door body and a door frame, while dust and rainwater are so as not to be collected in the rod receiver 8. With this constitution, a function in the French dropper is made so as to be damaged and simultaneously crime preventiveness is well improvable.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a French dropping device for a door to be mounted on one door (child door) such as a double-sided entrance door.

[0002]

2. Description of the Related Art Conventionally, as this type of French drop device, a device applied to a double-entrance front door disclosed in Japanese Utility Model Laid-Open No. 5-49975 is known. In this front door,
A French dropping rod is housed in the child-slave stile,
Corresponding to this rod, the French drop rod receiver,
It is provided on the draining slope of the door frame.

[0003]

In such a conventional French dropping device, since the rod receiver is provided in the draining slope portion, dust and rainwater are likely to collect in this portion, which causes trouble in locking and unlocking. At the same time, there was a problem that the tip of the rod was corroded. In addition, since the tip of the rod when locked faces the outdoors directly through the gap between the draining slope part of the door frame and the lower end surface of the door body, there is a risk that it will be cut from the outside by a cutter or the like. , For crime prevention,
There was a problem.

The present invention provides a French drop device for a door in which dust or rainwater is unlikely to collect in the rod receiver and the rod does not directly face the outside through the gap between the door frame and the door body. Its purpose is.

[0005]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention inserts the tip of a rod slidably provided in a vertical direction in a summing portion of a door into a rod receiver provided in a door frame. As a result, in the French drop device for the door that locks the door body to the door frame, the door frame includes the drainage slope portion where the door body is located when closed and the room in the prospective direction from the drainage slope portion through the door stop step. Having a shoe slide portion extending inward, the summing portion is
The present invention is characterized in that the rod has a protrusion that protrudes toward the indoor side in the prospective direction and has a lower end surface that faces the upper surface of the shoelace, the rod is provided in the protrusion, and the rod receiver is provided in the shoelace.

[0006]

According to the French dropping device of the present invention, since the rod receiver is provided in the shoe slide portion extending from the draining slope portion to the indoor side in the prospective direction through the door stop step portion, the rod receiving portion enters from the outside of the room. Rainwater and debris are rarely blocked by the door stop step and reach the rod receiver. Further, since the rod is provided in the projecting portion that projects toward the indoor side in the prospective direction and the lower end surface faces the upper surface of the shoe slide, it is blocked by the door body when closed and the tip of the rod when locked is , It does not directly face the outside through the gap between the door frame and the door body.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A case where a French dropping device according to an embodiment of the present invention is applied to an entrance door will be described below with reference to the accompanying drawings. As shown in the front and back views of the entrance door in FIG. 1, the entrance door 1 is configured by incorporating a parent door 3 and a child door 4 into a door frame 2, and the parent door 3 and the child door 4 are vertically long. Each window part 5 is provided. The parent door 3 and child door 4 are
The child door 4 is opened and closed in a hinged manner, and when closed, the child door 4 is locked to the door frame 2 by its upper and lower French droppers 6a and 6b, and the parent door 3 is a door lock (not shown). Thus, the child door 4 is locked.

As shown in the vertical sectional view of FIG. 2 and the horizontal sectional view of FIG. 3, the door frame 2 includes an upper frame 11, a lower frame 12 and both vertical frames 1.
It is constructed by framing 3, 3 and is screwed to the opening of the building. A door stop portion 11a extending downward is formed on the upper frame 11, and the rod receiving portion 7a of the French drop 6a is provided on the indoor side (rear side) of the door stop portion 11a.
A rod receiving member 7 having a hollow shape is disposed.
Further, in the lower frame 12, a draining slope portion 12a in which the parent door 3 and the child door 4 at the time of closing are located in the prospective direction, and a door stop step portion 12 extending upward from an indoor end of the draining slope portion 12a.
b and a shoe slide portion 12c extending horizontally from the upper end of the door stop step portion 12b toward the indoor side are formed. Shoe scraper 12
A rod receiver 8 of a French drop 6b is attached to c, and a French drop 6 described later is attached to the rod receiver 8.
b oval part 10 into which the tip of the lower rod 10 of b is inserted
a is formed.

On the other hand, the main door 3 is constructed by fitting a panel body 22 constituting an indoor surface into a surface plate 21 constituting an outer shell, and the panel body 22 has a heat insulating property. It is made of a thick plate, and is integrally formed by hollowing out a portion corresponding to the window portion 5. The surface plate 21 includes a pair of side plates 23, 23 arranged on both sides of the window portion 5 in the finding direction, a center plate 24 arranged between the window portions 5, and both side plates 23, 23. The upper and lower connecting plates 24, which are respectively passed between 23 and the center plate 24, are assembled in a rectangular shape.
The side plate 23, the center plate 24, and the connecting plate 25 are each made of an extruded aluminum material or the like, and when assembled in a rectangular shape, the window portion 5 is made indoors by the respective flange portions 23a, 24a, 25a. The removed communication space is formed. Then, the panel body 22 which hollows the window portion 5 is fitted into the communication space surrounded by the flange portions 23a, 24a, 25a. In addition, the double glazing 26 is fitted into the window portion 5 from the indoor side.
Flange portions 23a, 24 of each plate 23, 24, 25
The glass pressers 27 attached to the indoor ends of a and 25a are firmly fixed to the window 5.

Similarly, the child door 4 has a surface plate 31 on the outdoor side.
And a panel body 32 on the indoor side is fitted therein, and the surface plate 31 includes a pair of side plates 33, 33.
And upper and lower connecting plates 34 connecting both side plates 33, 33. Also, a summing member 35 made of an extruded aluminum material is fixed to the side plate 33 on the summing side. Child door 4
At the abutting ends of the side plate 33 on the calling side and the side plate 23 on the calling side of the parent door 3, recesses are formed on the indoor side, respectively, and a space 36 formed by the recesses The front half portion 35a of the mating member 35 is housed. In this state, the rear half (projection) 35b of the assembling member 35 has the same size as the shoe slide 12c of the lower frame 12 and protrudes toward the indoor side. The door stop 35c of the parent door 4 is extended in the direction, and the decorative portion 35d is symmetrical with the door stop 35c.
Has been extended.

In the rear half portion 35b of the assembling member 35, the upper rod 9 and the lower rod 10 of the French droppers 6a and 6b are housed at the upper and lower ends thereof respectively so as to be slidable in the vertical direction. The upper rod 9 is inserted into the rod receiving portion 7a of the rod receiving member 7 whose tip is attached to the upper frame 11, and the lower rod 10 is inserted into the pot portion 10a of the rod receiver 10 whose tip is attached to the lower frame 12. Therefore, the child door 4 can be locked to the door frame 2.

As described above, with respect to the closed position of the child door 4 in the prospective direction, the rod receiving member 7 is provided at a position lowered by one step on the upper frame 11 side, and raised by one step on the lower frame 12 side. 12c is provided with the rod receiver 8, and corresponding to these, since the upper and lower rods 9 and 10 are provided on the rear half portion 35b of the assembling member 35 protruding toward the indoor side, the child door 4 and the upper door The rods 9 and 10 at the time of locking do not directly face the outside in the gap between the frame 11 and the lower frame 12, and the problem of crime prevention such as cutting each rod 9 and 10 with a cutter is solved. be able to. Further, unlike the conventional rod receiver 8 provided on the lower frame 12 side, which is provided on the draining slope portion 12a, it is provided on the shoe scraping portion 12c. It is possible to avoid a situation such as a bug.

In this embodiment, the case where the French dropping device is applied to a double-sided entrance door (parent-child opening door) consisting of a parent door and a child door has been described. Needless to say, the invention can be applied to both-sided entrance doors, and can be applied not only to the entrance door but also to various kinds of doors of this kind.
Further, the assembling member provided with the French dropping rod may be an assembling frame or the like integrally provided on the child door.

[0014]

As described above, according to the French dropping device of the present invention, the rod receiver is provided on the shoe slide portion raised from the water draining portion of the door frame, and the protruding portion of the door body corresponding to the shoe slide portion is provided. Since the rod is installed on the rod, it is difficult for dust and rainwater to collect on the rod receiver, and the function of the French dropper is not impaired. Also, the rod does not directly face the outside through the gap between the door frame and the door body,
It can be extremely excellent in crime prevention.

[Brief description of drawings]

FIG. 1 is a schematic view of an entrance door to which a French dropping device according to an embodiment of the present invention is applied.

FIG. 2 is an enlarged vertical sectional view of the entrance door of the embodiment.

FIG. 3 is an enlarged cross-sectional view of the entrance door of the embodiment.

[Explanation of symbols]

 1 Entrance Door 2 Door Frame 3 Parent Door 4 Child Door 6 France Drop 8 Rod Receptor 10 Lower Rod 12a Draining Gradient 12b Door Stop Step 12c Shoelace 35 Assembling Member 35b Second Half

Claims (1)

[Claims] 1. A tip of a rod (10) provided slidably in a vertical direction on a summing portion (35) of a door body (4) is inserted into a rod receiver (8) provided on a door frame (2). By doing so, in the French dropping device for a door that locks the door body (4) to the door frame (2), the door frame (2) is a draining slope part in which the door body (4) is located when closed. (12a)
And the drainage slope part (12a) to the door stop step part (12a).
b) through the shoe slide (1
2c), the assembling part (35) has a projecting part (35b) projecting toward the indoor side in the prospective direction and having a lower end surface facing the upper surface of the sock part (12c), and the rod (35b). 1
0) is provided on the protrusion (35b), and the rod receiver (8) is provided on the shoe slide (12c).