JP2002349114A - Lock device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an auxiliary lock device being very easily and firmly attachable to a door or a double sliding door or the like in a single operation, even at positions where it is difficult to attach, and even for a female or aged operator who attaches it, and being removable in a single operation when it must be removed for some reason. SOLUTION: The body part of an auxiliary lock includes a case-shaped base comprising two split case parts which can slide and telescope in the width direction of a rail part, and a pair of locking legs provided to protrude from the bottom faces of the two split case parts which slide and telescope. The sliding and telescoping movement of the pair of locking legs, and the locking of the legs to an end of the double sliding door, are achieved using ratchet.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an auxiliary lock device which is used for, for example, a door or a sliding door and which can be locked and unlocked with one touch.

2. Description of the Related Art In recent years, picking of lock devices for condominiums and detached houses has become widespread, and it has been an issue how to take measures against the picking and what kind of security measures must be taken. Have been.

In recent years, a so-called two-lock measure for attaching at least two lock devices to one door has been proposed.

[0003] That is, if at least two lock devices are attached to one door, it takes twice as long to pick the door device, which requires twice as much labor and twice as much discoverability as before. This is because it will occur.

It is said that it is preferable that a so-called auxiliary lock device to be retrofitted be relatively simple in its mounting work without processing a door or a door frame.

[0005] First, in the case of a rental condominium, it is often prohibited to process doors and door frames, and secondly, the installation of an auxiliary lock device is left to a contractor. This is because there is a demand for a type that can be easily installed by yourself without any problem.

However, the mounting of the general auxiliary locking device is of a type in which the male screw and the female screw are tightened to be attached to a door or a sliding door, and the work of tightening the screws is troublesome. This has been a difficult task, especially for women and the elderly.

Thus, the present invention has been devised to solve the above-mentioned conventional problems, and is very easy and firmly mounted on a door, a sliding door, or the like. To provide an auxiliary lock device that can be easily attached with one touch even if the worker performing the work is a woman or the elderly, and can be detached with one touch even if it has to be removed for some reason. It is intended for.

An auxiliary lock device according to the present invention comprises a door stopper piece which presses and locks the other end side of a door which opens and closes openly with one end as a fulcrum, and a base end of the door stopper piece. Auxiliary lock body that is rotatable to the side and extends and extends in a direction substantially perpendicular to the door stopper piece, and is attached along the longitudinal direction of the auxiliary lock body.
The other end includes a locking piece having a locking portion that locks into a concave portion provided inside the door frame body, and the auxiliary lock main body portion has a male screw portion and a nut-like engagement fitted on the male screw portion. A female screw part screwed into the male screw part, a resilient material provided on the back surface of the female screw part and pressing the female screw part against the male screw part, a female screw part A female screw part holding plate extending to the distal end side of the auxiliary lock main body part and a shaft support part rotatably attached to the female screw part holding plate and attached to a nut-like engaging member; The movement toward the distal end side of the auxiliary lock body in the axial direction can be smoothly performed in a penetrating state, and the movement to the opposite side can be stopped in a pawl state in which the male screw portion and the female screw portion are screwed. Or one end of a sliding door on one side. An auxiliary lock device that locks in an expanded state the inner surface of a rising portion provided on one end side in the rail surface width direction of the sliding door and the inner side surface of the other sliding door. A main body portion, and a pawl member attached above the auxiliary lock main body portion, wherein the pawl member includes a male screw portion and a nut-shaped engaging member fitted to the male screw portion, and is provided in the nut-shaped engaging member. Is a female screw part to be screwed to the male screw part, a resilient material provided on the back surface of the female screw part and pressing the female screw part against the male screw part, and extending from the female screw part toward the distal end of the male screw part. A female screw part holding plate and a shaft supporting part rotatably attached to the female screw part holding plate are attached to the nut-like engaging member, and the movement of the nut-like engaging member toward the base side in the axial direction of the male screw part is through It can be done smoothly in the inserted state Movement to the opposite side can be stopped in a pawl state in which the male screw portion and the female screw portion are screwed, and the auxiliary lock main body is slidable and extendable in the rail width direction to form two split type case parts. And a pair of locking legs protrudingly provided on the bottom surface of each of the two split-type case components that slide and extend, wherein the pair of locking legs slide and extend. And the locking of the sliding door to the end is performed by the pawl member.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below based on an embodiment shown in the drawings.

FIG. 1 shows an auxiliary lock device mounted inside a door 1 which opens inward with one point as a fulcrum.

The auxiliary lock device includes a door stopper piece 2, an auxiliary lock main body 3, and a locking piece 4.

Here, the stopper piece 2 is formed by a pressing piece 5 for pressing the inner surface of the door and a mounting piece 6 that is bent and extended from the pressing piece 5.

Next, the auxiliary lock main body 3 has a relatively long male screw portion 7 and a nut-like engaging member 8 fitted to the male screw portion 7. As can be understood from FIG. 6, the outer circumference of the male screw portion 7 is substantially one third.
The female screw 9 is screwed to a certain extent, and a resilient material 10 formed by a spring or the like that presses the female screw 9 against the male screw 7 is provided on the back surface of the female screw 9.

Further, a female screw part holding plate 11 is provided integrally with the female screw part 9 from an end of the female screw part 9 on the front end side of the male screw part 7, and the female screw part holding plate 11 is provided with a female screw part. A shaft support portion 12 for rotatably supporting the female screw 9 and the female screw portion holding plate 11 is provided.

Therefore, as shown in FIG. 6, in the normal state, the internal thread portion 9 is always screwed to the external thread portion 7 by the action of the resilient material 10, and the nut-shaped engaging member 8 is connected to the external thread portion. Although it does not move rightward in FIG. 6 in the axial direction of FIG. 7, it is configured to easily move leftward as shown in FIG.

That is, in the rightward direction in FIG. 6, the male screw portion 7 and the female screw portion piece 9 are stopped in a pawl state in which they are screwed.

The pressing portion 1 of the female screw portion holding plate 11
By pressing 3, the screwed state of the female screw portion 9 and the male screw portion 7 is released, and the female screw portion 9 can be easily moved rightward as viewed in FIGS.

As can be understood from FIG. 1, a substantially L-shaped locking piece 1 is provided on one side of the nut-shaped engaging member 8.
4 is attached along the axial direction (longitudinal direction) of the male screw portion 7, and a locking portion 17 that locks into a concave portion 16 provided inside the door frame body 15 is formed at the distal end side.

Next, the use of this auxiliary locking device will be described. The locking piece 14 is inserted into a concave portion 16 formed in the door frame 15.
The door stopper piece 2 is pressed against the inner surface of the inward opening door 1 in a state where the locking portion 17 is locked.

From this state, only the nut-shaped engaging member 8 is moved by being pulled leftward in FIG. This movement can be performed smoothly as described above (FIG. 5).
reference). The locking portion 1 locked in the concave portion 16
When the hand is released from the nut-shaped engaging member 8 when the tension between the connecting portion 19 and the locking piece fixed to the side surface of the nut-shaped engaging member 8 is released, the nut-shaped engaging member 8 becomes There is no fear that the internal male thread 7 and the female thread 9 are screwed into each other in a pawl state, and the upper thread in FIG.

Incidentally, as shown in FIG.
Also exerts the function of a spring to further ensure the locked state of the auxiliary locking device.

The unlocking of this auxiliary locking device is very simple, and is released only by pressing the pressing portion 13 of the nut-shaped engaging member 8.

Next, an embodiment of an auxiliary lock device used for the sliding door 20 shown in FIG. 7 will be described.

As can be understood from FIG. 7, this auxiliary lock device is installed in an overlapping portion located at the center of the sliding doors 20, 20. That is, the auxiliary lock device is attached to the end of the sliding door 20 to prevent the sliding door 20 from running.

Here, the auxiliary lock device of this embodiment includes an auxiliary lock main body 21 and a pawl member 22 mounted above the auxiliary lock main body 21.

First, the auxiliary lock main body portion 21 is formed so as to be slidable in the width direction of the rail portion 23 of the sliding doors 20, 20, and is divided into two parts, a first case part 24 and a second case part 24.
A case-like base 28 made of a case component 25;
It is configured to have a pair of first locking legs 26a and second locking legs 26b protruding from bottom surfaces of the case component 24 and the second case component 25, respectively. The first case component 24 is shown in FIG.
1, the first case component 24 is provided with first oblong holes 27, 27 extending in an oblique direction as shown in FIG. From the side bottom surface, a first locking leg 26a protrudes downward.

The second case part 25 is shown in FIGS. 13 and 14. The left side as viewed in FIG. 13 is opened, and the first case part 24 shown in FIGS. 11 and 12 is opened through the opening. It can be inserted into the second case component 25.

Also, second long holes 29, 29 extending in the vertical direction are formed on both side surfaces of the second case component 25. Further, the second case component 25 has a second
Mounting holes 30, 30 for attaching the locking legs 26b are formed, and the second locking legs 26b shown in FIGS. 16 and 17 are mounted using the mounting holes 30, 30 so as to be finely adjustable. .

FIG. 15 shows the swinging member 31.
The swinging member 31 has a substantially inverted T-shape. A vertically extending through-hole 33 is formed in a base rod 32 extending in the vertical direction. Also, screw holes 35, 35 are formed.

Thus, the swing member 31 is mounted in a case-like base 28 composed of the first case component 24 and the second case component 25. That is, the both extension rods 3
Mounting screws 36, 36 that penetrate the first long hole 27 and the second long hole 29 are screwed into the screw holes 35, 35 formed in the holes 4, 34, so that the swing member 31 moves up and down. The mounting screw 36 moves in the first long hole 27 and the second long hole 29 by oscillating. As a result, the second case component 25 inserted into the first case component 24 expands by the moving width of the mounting screw 36 that moves in the second elongated hole 29, and the rail portion of the sliding door 20. 23 in the width direction. Reference numeral 39 denotes the swing member 3
1 is a spring material having a function of pushing up.

Next, the structure of the pawl member 22 will be described.

The pawl member 22 has a long male screw portion 7 and a nut-shaped engaging member 8 fitted on the male screw portion 7.

As shown in FIGS. 5 and 6, the nut-shaped engaging member 8 has a female screw portion 9 which is screwed to about one third of the outer periphery of the male screw portion 7. An elastic material 10 formed by a spring or the like that presses the female screw 9 against the male screw 7 is provided on the back surface of the female screw 9.

Further, a female screw part holding plate 11 is provided integrally with the female screw part 9 from the end of the female screw part 9 on the side of the auxiliary lock main body part 21, and the female screw part 9 is attached to the female screw part holding plate 11. Further, a shaft support portion 12 that rotatably supports the female screw portion holding plate 11 is provided.

Therefore, as shown in FIG. 6, in the normal state, the internal thread portion 9 is always screwed to the external thread portion 7 by the action of the resilient material 10, and the nut-shaped engaging member 8 is connected to the external thread portion. In FIG. 6, which does not move in the axial direction of FIG. 6, it does not move in the right direction, but can easily move in the left direction.

That is, in the rightward direction in FIG. 6, the male screw portion 7 and the female screw portion piece 9 are stopped in a pawl state in which they are screwed.

Then, as shown in FIG. 5, when the pressing part 13 of the female screw part holding plate 11 is pressed, the screwed state of the female screw part 9 and the male screw part 7 is released, and the screw part moves rightward as viewed in FIG. It is said that it can be easily moved.

Here, the use state of the present invention used as the auxiliary lock of the sliding doors 20, 20 will be described.

As shown in FIG. 7, the sliding doors 20 are installed in an overlapping portion located at the center of the sliding doors 20, 20. That is, the auxiliary lock device according to the present embodiment is attached to the end of the sliding door 20 to prevent the sliding door 20 from running.

From the state shown in FIG.
When the is pressed downward, the position of the mounting screw 36 screwed into the screw hole 35 of the overhanging rod 34 moves in the first long hole 27 and the second long hole 29, and finally FIG. Move to the position shown in FIG. Then, the second case component 25 expands by the moving width of the mounting screw 36 that moves in the second elongated hole 29 and extends in the width direction of the rail portion 23 of the sliding door 20.

Then, as shown in FIG. 7, the pair of the first locking legs 26a and the second locking legs 26b are connected to the inner surface of the rising portion 37 of the rail 23 and the frame 38 of the outer sliding door 20.
The auxiliary lock device of the present invention is locked by being locked to the inner surface side of the.
As a result, the running of the sliding doors 20, 20 is prevented.

It is to be noted that the same as in the previous embodiment, it is only necessary to press the pressing portion 13 when unlocking.

Thus, the auxiliary lock device according to the present invention is
It has the above configuration.

According to the auxiliary locking device of the present invention, the door and the sliding door can be very easily and firmly connected to the door or the sliding door.
Furthermore, even in places where the auxiliary lock device is difficult to attach,
In addition, even if the worker performing the attachment is a woman or the elderly, the attachment can be easily performed with one touch.

In addition, even when the auxiliary lock device has to be removed for some reason, an excellent effect can be obtained such that the auxiliary lock device can be removed with one touch.

[Brief description of the drawings]

FIG. 1 is a configuration explanatory diagram (part 1) of a first embodiment.

FIG. 2 is an explanatory diagram (part 2) of the configuration of the first embodiment.

FIG. 3 is an explanatory diagram (part 3) of the configuration of the first embodiment.

FIG. 4 is a configuration explanatory view (part 1) of an auxiliary lock main body (pawl member).

FIG. 5 is an explanatory view (part 2) of the configuration of the auxiliary lock main body (pawl member).

FIG. 6 is an explanatory diagram (part 3) of a configuration of an auxiliary lock main body (pawl member).

FIG. 7 is an explanatory diagram (part 1) of a configuration of a second embodiment.

FIG. 8 is an explanatory diagram (part 2) of the configuration of the second embodiment.

FIG. 9 is an explanatory diagram (part 3) of the configuration of the second embodiment.

FIG. 10 is an explanatory diagram (part 4) of the configuration of the second embodiment.

FIG. 11 is an explanatory diagram (part 1) of a schematic configuration of a first case member in a second embodiment.

FIG. 12 is a diagram (part 2) illustrating a schematic configuration of a first case member according to a second embodiment.

FIG. 13 is an explanatory diagram (part 1) of a schematic configuration of a second case member in the second embodiment.

FIG. 14 is an explanatory diagram (part 2) of a schematic configuration of a second case member in the second embodiment.

FIG. 15 is an explanatory diagram of a configuration of a swing member according to a second embodiment.

FIG. 16 is an explanatory diagram (part 1) of a schematic configuration of a second locking leg in the second embodiment.

FIG. 17 is a diagram (part 2) illustrating a schematic configuration of a second locking leg in the second embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Door 2 Door stopper piece 3 Auxiliary lock main body part 4 Locking piece 5 Pressing piece 6 Mounting piece 7 Male screw part 8 Nut-shaped engaging member 9 Female screw part piece 10 Resilient material 11 Female screw part holding plate 12 Shaft support part 13 Pressing part 14 Locking piece 15 Door frame 16 Concave portion 17 Locking portion 18 Tip of male screw portion 19 Connecting portion of locking piece 20 Pulling door 21 Auxiliary lock main body portion 22 Pawl member 23 Rail portion 24 First case component 25 Second case component 26a First locking leg 26b Second locking leg 27 First elongated hole 28 Case-shaped base 29 Second elongated hole 30 Mounting hole 31 Swing member 32 Base rod 33 Through hole 34 Overhanging rod 35 Screw hole 36 Mounting screw 37 Rising section of rail 38 Frame 39 Spring material

Claims (2)

[Claims] 1. A door stopper piece that presses and locks the other end side of a door that opens and closes in an open manner with one end as a fulcrum, and a door stopper piece rotatable to a base end side of the door stopper piece. An auxiliary lock main body extending substantially in a direction perpendicular to the main body, and a locking portion mounted along the longitudinal direction of the auxiliary lock main body and having the other end locked in a recess provided inside the door frame body. The auxiliary lock main body portion has a male screw portion, and a nut-shaped engaging member fitted to the male screw portion. In the nut-shaped engaging member, A female screw part to be screwed, a resilient material provided on the back surface of the female screw part to press the female screw part against the male screw part, a female screw part holding plate provided to extend from the female screw part toward the distal end of the male screw part, and Rotate the female screw part holding plate and attach it to the nut-shaped engaging member In the axial direction of the nut-shaped engaging member, the movement of the nut-shaped engaging member to the distal end side of the auxiliary lock main body can be smoothly performed in the inserted state, and the movement to the opposite side can be performed by the male screw and the female screw. An auxiliary lock device characterized in that it can be stopped in a pawl state in which a part is screwed. 2. An auxiliary locking device which locks to an end of a sliding door on one side to lock the sliding door, wherein an inner surface of a rising portion provided on one end side in a rail width direction of the sliding door and the other pulling device. An auxiliary lock main body portion which is locked to the inner side surface portion of the door in an expanded state, and a pawl member attached above the auxiliary lock main body portion, wherein the pawl member is covered with the male screw portion and the male screw portion. A nut-shaped engaging member to be fitted, a female screw part screwed into the male screw part in the nut-shaped engaging member, a resilient material provided on the back surface of the female screw part and pressing the female screw part toward the male screw part; A female screw part holding plate provided to extend from the female screw part toward the auxiliary lock main body side and a shaft support part rotatably attached to the nut-like engaging member so as to be attached to the nut-like engaging member; Movement of the member to the base side in the axial direction of the external thread In addition, it can be smoothly performed in the inserted state, and the movement to the opposite side can be stopped in a pawl state in which the male screw part and the female screw part are screwed, and the auxiliary lock main body part is in the rail width direction. A case-shaped base made up of two extendable case parts; and a pair of locking legs protrudingly provided on the bottom surface of each of the two expandable and contractable case parts. An auxiliary lock device wherein the extension and contraction of the legs and the locking and fixing to the end of the sliding door are performed by the pawl member.