JPH0743403Y2 - Double door anti-opening device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to an opening preventive tool for preventing a double door, such as a cabinet with double doors, from being opened by a baby's mischief or the like.

[Prior Art] In general, some cabinets for storing audio equipment, records, daily necessities, etc. have double doors. As a double door of such a cabinet, a magnet catch lock is often used from the viewpoint of convenience of opening and closing operation.

The magnet catch lock consists of a magnet body that is attached to the box side and an iron adsorption plate that is fixed to the door that is hinged to the box so that it can be opened on both sides. Are closed, and the doors are opened again by pressing the doors toward the magnet main body side again to release the lock mechanism and shut off the magnetic force lines.

[Problems to be solved by the invention] However, in such a conventional cabinet,
Because the door was closed using the magnetic force of the magnet, if a certain force is applied to the door from the outside, the line of magnetic force will be interrupted and the lock mechanism will be easily released, which may be caused by baby mischief. There was a problem that the door could be opened very easily.

The present invention has been made in view of the above conventional problems, and can be easily and surely fixed to a double door, and the necessary opening and closing operations can be performed easily and quickly. An object of the present invention is to solve the above-mentioned conventional problem by making it possible to prevent the door from opening even when the door is unlocked.

[Means for Solving the Problems] In order to achieve the above object, a double door opening prevention device according to the present invention has a connecting projection protruding laterally and an elongated hole extending laterally. A male holder slidably supporting a suction cup provided at one end of the shaft portion through a shaft portion penetrating the elongated hole, a concave portion into which the protrusion is fitted, and an elongated hole extending laterally are provided. And a female holder slidably supporting a suction cup provided at one end of the shaft portion through a shaft portion penetrating the elongated hole, and the protrusion and the recess are provided between the male and female holders. A lock mechanism for detachably connecting the lock mechanism is provided, and the lock mechanism is formed in the stopper receiving hole formed on one side in the width direction of the recessed portion, and is engageable with the stopper receiving hole formed in the protruding portion. Elastic body having a simple stopper and elastically deforming the elastic body And a pressing piece for releasing the engagement between the stopper and the stopper receiving hole.

[Operation] The male holder and female holder are connected by fitting the protrusion into the recess and locking the lock mechanism (stopper and stopper receiving hole), and the suction cups slidably supported by each holder are placed outside. Then, the sucker is sucked onto the double door of the cabinet in the state of being positioned at. As a result, since the hinged doors on both sides are connected via the male and female holders, even if the doors are unlocked, the doors will not be opened.

On the other hand, when the lock mechanism is unlocked by pressing the pressing piece to elastically deform the elastic body, it is divided into a female holder attracted to one door and a female holder attracted to the other door. Therefore, the double door can be easily opened.

[Embodiment] Next, an embodiment of the present invention will be described with reference to the drawings.

1 to 4 are views showing an embodiment of the present invention.

First, the structure will be described. In the figure, 1 is a male holder and 2 is a female holder.

The male holder 1 includes a holder main body 6 having a protrusion 5 provided at the tip of an arm 4 protruding laterally from a circular base 3, and a suction cup slidably supported by the base 3 of the holder main body 6. 7 and 7. The protrusion 5 includes a guide protrusion 8 provided on one side in the width direction, an elastic body 9 also provided on the other side, and a pressing piece 10 provided at the tip of the elastic body 9. The elastic body 9 has a V-shape with a tapered tip, and the open side end of one of the support pieces 9a is the holder body 6.
, And thereby imparts elasticity to the outer stopper piece 9b.

Further, the pressing piece 10 having a T-shaped cross section is continuously formed on the outer surface from the middle portion of the stopper piece 9b to the open end. Further, by providing a rectangular notch extending from the open end of the stopper piece 9b to a part of the pressing piece 10, the stopper piece 9b is provided with the stopper 11a and the pressing piece 10 is provided.
Legs 11b are formed on each of them. The leg portion 11b contacts the base portion 5a of the protrusion 5 when the pressing piece 10 is pressed, and prevents the embedding of a predetermined amount or more. Reference numeral 12 is an external guide piece formed to project in the same direction as the protrusion 5.

The female holder 2 is slidably supported by a holder body 16 having a concave portion 15 provided inside the tip of an arm portion 14 that projects laterally from a circular base portion 13, and a base portion 13 of the holder body 16. It is composed of a sucker 17. The recessed portion 15 has a guide receiving hole 18 which is open to the end face side of the arm portion 14 and into which the guide protrusion 8 is inserted, and an elastic body receiving hole 19 into which the elastic body 9 is also inserted. Then, on the side surface of the tip of the arm portion 14, a slit 20 communicating with the elastic body receiving hole 19 and into which the base portion of the pressing piece 10 is inserted, and a slit 11 communicating with the elastic body receiving hole 19 and engaging with a stopper 11a are also engaged. And a stopper receiving hole 21 is formed. Reference numeral 22 is a recessed portion for ensuring fitting with the external guide piece 12.

The elastic body 9, the pressing piece 10 and the stopper receiving hole 21 constitute a lock mechanism.

Further, elongated holes 23 extending in the direction in which the arm portions 4 and 14 extend are provided at approximately the centers of the base portions 3 and 13 of the holder main bodies 6 and 16, respectively. A shaft 24 having a head for retaining at one end is gently penetrated through each long hole 23, and the end projecting to the opposite side is provided at the center of the back side of the suction cups 7 and 17. The boss portion is fitted, and the fitted portion is fixed by using various fixing means such as an adhesive.

Next, the operation will be described.

FIG. 5 and FIG. 6 are for explaining the use state of the present embodiment, in which the suction cups 7 and 17 are attached to the left and right glass doors 31 and 32 of the cabinet 30 having the double doors made of glass, respectively. It is a figure which shows the used state. In the figure, 33
Is a magnet body attached to the box side, and 34 is
These are iron adsorption plates fixed to the left and right glass doors 31, 32, respectively, and the magnet body 33 and the adsorption plate 34 form a magnet catch lock.

When the glass holders 31 and 32 are attracted to the glass doors 31, 32, the male holder 1 and the female holder 2 are integrally connected by fitting the protrusions 5 into the recesses 15. The left and right suction cups 7 and 17 are slid to the outside, and in that state, the suction cups 25 are attached to the left and right glass doors 31 and 32.
Press to adsorb. As a result, as shown in FIG. 5, the left and right glass doors 31,32 are inserted through the male and female holders 1,2.
Are integrally connected, the glass doors 31 and 32 are not opened even when the glass doors 31 and 32 are unlocked.

At this time, when the male holder 1 and the female holder 2 are connected to each other, the guide projection 8 provided on the projection 5 and the tip end of each elastic body 9 are provided in the recess 15 and the guide receiving hole 18 and the elasticity are provided. Body receiving hole
It suffices that the male and female holders 1 and 2 are pressed from both sides so that the protrusions 5 and the concave portions 15 are fitted to each other.

That is, when the male and female holders 1 and 2 are pressed from both sides, since the elastic body 9 has appropriate elasticity, the stopper piece 9b gradually elastically deforms as the pressing force increases, and the guide projection 8 and the elastic body Both 9 go into the back. And the stopper piece
The lock mechanism is locked by the stopper 11a provided at the tip of 9b passing through the slit 20 and elastically entering the stopper receiving hole 21.

On the other hand, when unlocking the lock mechanism,
It can be easily performed by pinching the external guide piece 12 and pressing the pressing piece 10 to elastically deform the stopper piece 9b of the elastic body 9 to release the engagement between the stopper 11a and the stopper receiving hole 21. . Then, the male and female holders 1 and 2 are slid in a direction in which they are separated from each other, and the protrusion 5 is pulled out from the concave portion 15 to separate the holders 1 and 2.

As a result, as shown in FIG. 6, the connection state between the one glass door 31 to which the male holder 1 is sucked and the other glass door 32 to which the female holder 2 is sucked is released. The glass doors 31 and 32 can be easily opened.

[Advantages of the Invention] As described above, the present invention is configured as described above. Therefore, even when a force is applied to the double doors from the outside, the male and female holders are unlocked even when the doors are unlocked. Since the connected state of is maintained, the door can be prevented from being opened, and it can be easily and surely fixed to the double door,
The required door opening and closing operations can be performed easily and quickly, but even if the door is unlocked due to a baby's mischief, it can be prevented from opening and is safe and practical. It is possible to obtain the effect of being able to provide a rich anti-skid device for a double door.

Furthermore, since the lock mechanism is provided only on one side of the arm part of both holders, the opening and closing operation can be performed easily and surely even though it has a simple structure, and it is excellent in productivity and inexpensive for opening the double door. The effect that a tool can be provided is obtained.

[Brief description of drawings]

1 is a perspective view showing an embodiment of the present invention, FIG. 2 is the same front view, FIG. 3 is a partially sectional front view showing the connected state, and FIG. 4 is the same connected state. FIG. 5 is an explanatory view showing a connected state attached to a cabinet, and FIG. 6 is an explanatory view showing a released state also attached to the cabinet. 1: Male holder, 2: Female holder 5: Protrusion, 6, 16: Holder body 7,17: Sucker, 8: Guide protrusion 9: Elastic body, 9b: Stopper piece 10: Pressing piece, 11a: Stopper 15 : Recessed part, 18: Guide receiving hole 20: Slit, 21: Stopper receiving hole 23: Oblong hole, 24: Shaft body 30: Cabinet, 31, 32: Glass door

Claims (1)

[Scope of utility model registration request] 1. A suction cup provided at one end of the shaft portion can be slid through a shaft portion which has a connecting projection protruding laterally and a long hole extending laterally and which penetrates the long hole. A male holder supported on the above, and a suction cup provided at one end of the shaft portion through a shaft portion that has a recessed portion into which the protrusion is fitted and a laterally extending elongated hole and that penetrates the elongated hole. A female holder that is slidably supported, and a locking mechanism for detachably connecting the male and female holders is provided on the protrusion and the recess, and the locking mechanism is provided in the width direction of the recess. Between the stopper and the stopper receiving hole by elastically deforming the elastic body having a stopper receiving hole formed on one side, a stopper formed on the protrusion and engageable with the stopper receiving hole. Characterized by having a pressing piece for releasing the engagement Double swing door for opening prevention tool.