JP2603174Y2 - Window crescent - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a crescent mounted on a window of a house or a building as an anti-theft locking device.

[0002]

2. Description of the Related Art Conventionally, a crescent with a key has been on the market as a method of locking a crescent. . For example, a house may have many windows, each with a crescent, but without a key, an intruder from the outside could open part of the window glass, Open the window by breaking to get into the house.

In order to prevent this, a so-called keyed crescent in which a key is attached to the crescent has become popular.
Each of the many windows has a key, which puts a heavy burden on daily opening and closing of the windows.Moreover, if the keyholes are different, the number of keys will increase. It is common to stay unlocked. Therefore, in order to improve this, a slide key has been attached near the crescent, and the operation of the slide piece as a locking member has been performed to lock and unlock the crescent, but this type of crescent has a place where the key is located. Constant,
Since an outside intruder knows where the slide key is located, an intrusion accident often occurs through a window.

[0004]

SUMMARY OF THE INVENTION In view of the above-mentioned drawbacks, the present invention is free from the resident having many keys by adopting a dial lock (character combination lock) as a locking / unlocking mechanism. Anyone can open and close easily and freely at any time from the indoor, while making it more difficult for outside intruders to gain unauthorized access and putting the key into the keyhole for the user each time. It is released from the hassle of inserting, etc., so that it can be easily locked and unlocked, and
The security effect can be improved, the locking and unlocking operations are simple, the dial mechanism, for example, a spring member can be easily incorporated into the case body, and the rocking swing when rotating the dial member A reliable and stable engagement of the plate (not easily disengaged), in addition to obtaining a window crescent with a simple combination of components.

[0005]

A window crescent according to the present invention has a case body fixed to a side wall of a sash and a casing body rotatably mounted on the case body.
And an operating lever 12 having an engaging plate 17 at the end thereof, provided separately from the operating lever in the case main body, and provided with recesses 23, 33 at peripheral end surfaces (outer peripheral surfaces) 20a, 30b, respectively.
A rocking rocking plate 40 mounted so as to be located between the dial member and the inner wall surface 1a of the case main body and having an engaging plate for the operating lever. The rocking rocking plate is mounted on the dial shaft 21 protruding from the case body so as to be located between the locking rocking plate and the inner wall surface of the case body. A spring member 50 that constantly biases the rocking rocking plate in one direction so that the locking rocking plate can be fitted into the child escape recesses 23 and 33.
The rocking rocking plate 40 has a central portion bent in a stepped shape, and a wide portion 40a in which a shaft hole 41 for the shaft 21 is formed has a concave recess for releasing the dial member 20 when unlocking. A projection 42 is formed which fits over the recess 23 of the rotor 30 and the recess 33 of the rotor 30, respectively. On the other hand, the distal end of an arm-shaped detail 40b extending from the wide portion 40a to the engagement plate 17 side of the operation lever is formed at The locking engagement claw 43 that engages with and disengages from the peripheral wall surface of the engagement plate 17 is bent.

In the above configuration, the rotor may be a dial member having a dial mark on the annular outer wall.

[0007]

When the operation lever of the crescent is engaged with the crescent receiving bracket and the dial locking mechanism is locked, the projection of the rocking rocking plate presses against the peripheral end surface of the dial member and the outer wall surface of the rotor. At the same time, the engagement plate of the operation lever is engaged with the engagement claw of the rocking rocking plate. Therefore,
The operating lever cannot be rotated in the direction of disengagement.

Then, when the dial member is rotated left and right based on the password sign and the unlocking sign of the dial lock is aligned, the projection of the rocking rocking plate is released by the spring force of the spring member. And the rotor. As a result, the engagement pawl of the rocking rocking plate is disengaged from the engagement plate of the operation lever, and the operation lever can be rotated. Also, when combining each member,
A spring member, a rocking rocker, a rotor, and a dial member may be sequentially mounted on the dial shaft protruding from the case body.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the embodiments shown in the drawings.

In FIGS. 1 to 6, X is a crescent with a dial lock (hereinafter, referred to as "crescent"). The crescent X can be roughly divided into components, and includes a case main body, an operation lever rotatably mounted on the case main body, and a dial member incorporated in the case main body. Therefore, the following description focuses on each main part of these components.

First, reference numeral 1 denotes a case body fixed to the side wall Y of the sash. The case body 1 is formed in a long box shape with one side opening. Although the form of the case body 1 is not particularly limited, an attaching portion 2 formed at least at both ends or a peripheral end of the case body 1 and for fixing the case body 1 to a side wall Y of a window or a sash, A mounting portion 3 for mounting an operation lever which is formed at the center portion or a portion from the center portion of the case main body 1 and forms a part of the dial locking / unlocking mechanism is required.

A through hole or a male screw hole 5 for the sash mounting screw 4 is formed at an appropriate position of the mounting portion 2. The mounting portion 3 has a relatively large center hole 6 formed therein.

Although not necessarily required in this embodiment, for example, a cover mounting portion is formed at an appropriate position on the inner wall surface of the case body 1 so as to protrude therefrom. A lid that closes all or part of the opening 7 may be attached.

Reference numeral 12 denotes an operation lever rotatably fitted to the case body 1. The operation lever 12 is provided with an operation knob 13 and a fitting projection shaft 14 which is connected to the distal end of the operation knob 13 and which fits into the center hole 6 of the case body 1.
And a semi-circular arc-shaped engaging piece 19 that is provided above the fitting projection shaft 14 and that engages with the hook-shaped crescent receiving bracket 15 that is attached to face the side wall Y of the window or sash. Have.

The fitting projection shaft 14 is provided with a female screw hole 16 for a fixing tool, and the cam-shaped engaging plate 17 is engaged with the male screw hole 18 by screwing with the female screw hole 16. Is fixed to the insertion end face of the.

In this embodiment, the engaging plate 17 is fixed to the fitting projection shaft 14 with the fixing tool 18.
The female screw hole 16 is not necessarily formed in the fitting projection shaft 14. For example, a small-diameter projection is further connected to the fitting projection shaft 14, and the tip end of the projection is caulked, so that the engagement plate 17 is connected to the fitting projection shaft 1.
4 may be fixed.

Reference numeral 20 denotes a cap-shaped dial member rotatably mounted through a shaft hole 22 on a shaft 21 protruding toward one side opening 7 at one end of the case body. As shown in FIG. 1, the dial member 20 is provided separately from the operation lever 12 in the case main body 1. In the present embodiment, an escape recess 23 for a rocking rocking plate, which will be described later, is provided at an appropriate portion of the peripheral end surface 20a. Are formed. Further, a dial identification mark 25 such as “1” to “0” is provided on the annular outer wall portion 24 of the dial member 20. A driving claw 26 is formed at an appropriate position on the inner wall surface of the dial member 20 so as to protrude therefrom.

Reference numeral 28 denotes a washer, and the dial member 2
Numeral 0 is attached to the case body 1 by using the washer 28 by caulking the tip of the shaft 21, and a part of the peripheral body is exposed from the window or the cutout 8 of the case body 1 as shown in FIG. 4.

Reference numeral 30 denotes a disk-shaped rotor housed in the recess 27 communicating with the shaft hole 22 of the dial member 20.
The rotor 30 has a shaft hole 31 for the shaft 21 of the case main body 1 at the center thereof, and an inner wall surface 30a facing the inner wall bottom surface of the concave portion 27 of the dial member 20 is engaged with a driving claw 26 of the dial member. A claw 32 is formed so as to protrude. On the other hand, a recess 33 similar to the recess 23 formed in the dial member is formed at an appropriate portion on an outer wall surface 30b facing a rocking rocking plate described later.

Reference numeral 40 denotes a rocking rocking plate which is mounted so as to be located between the dial member 20 and the inner wall surface 1a of the case body 1 and which is engaged with and disengaged from the engaging plate 17 of the operation lever 12. The rocking rocking plate 40 is formed by bending a central portion into a stepped shape, and a shaft hole 4 for the shaft 21 of the case body 1 is formed.
1 is formed at an appropriate portion of the wide portion 40a, and the projection 4 is fitted into the recess 23 of the dial member 20 and the recess 33 of the rotor 30 when unlocked.
On the other hand, a locking engagement claw 43 that is engaged with and disengaged from the peripheral wall surface of the engagement plate 17 is formed at the distal end of the arm-shaped detail 40b extending from the wide portion 40a to the engagement plate 17 side of the operation lever. ing.

Finally, 50 is a rocking rocking plate 40 for unlocking.
Is a spring member that constantly urges the rocking swing plate 40 in one direction so that it can fit into the recesses 23 and 33 of the dial member and the rotor. The spring member 50 is mounted on the dial shaft 21 of the case body 1 so as to be located between the wide portion 40a of the rocking rocking plate 40 and the inner wall surface 1a of the case body 1.

In the above configuration, the crescent X is appropriately fixed to the side wall Y of the sash via the through hole or the male screw hole 5 of the case body 1 and the sash mounting screw 4. In addition, each member, which is a main part of the present invention, is sequentially mounted on a dial shaft 21 protruding from the case main body in the order of a spring member 50, a rocking swing plate 40, a rotor 30, and a dial member 20. .

The operating lever 12 of the Crescent X
Is engaged with the crescent receiving bracket 15 of the sash, and when the dial locking / unlocking mechanism is locked, the peripheral end surface 20a of the dial member 20 and the outer wall surface 3 of the rotor 30 as shown in FIG.
0b, the protrusion 42 of the rocking swing plate 40 is
They are pressed against each other by a zero spring force. And the operation lever 1
The second engaging plate 17 is engaged with the engaging claw 43 of the rocking rocking plate 40. Therefore, the operation lever 12 cannot be rotated in the direction of disengagement.

Then, when the dial member 20 is rotated in one direction based on the personal identification sign (number, design, etc.), the driving claw 26 of the dial member 20 is engaged with the driven claw 32 of the rotor, and the rotor 30 is unlocked. Rotate to the position of the sign. On the other hand, when the dial member 20 is turned in the opposite direction and the unlocking mark is set to the position of the indicator (not shown), the protrusion 42 of the rocking rocking plate 40 is dialed by the spring force of the spring member 50 as shown in FIG. Relief recess 23 and rotor 30 of member 20
Into the recesses 33 respectively. As a result, the engagement of the engagement claw 43 of the rocking rocking plate 40 is released from the engagement plate 17 of the operation lever 12. Therefore, the operation lever 12 can be rotated in the direction of arrow A as shown in FIG.

In the above-described embodiment, the description has been made on the fact that the member rotated by the dial member 20 is the rotor 30. However, the member need not always be the rotor, and is shown in FIG. Thus, the second dial member 30A having the dial mark 25A on the annular outer wall may be used.

[0026]

[Effects of the Invention] As is apparent from the above description, the present invention has the following effects. (1) When locking the Crescent X, use the dial member 20
Can be arbitrarily rotated. On the other hand, when the operation lever 12 of the Crescent X is rotated, the dial member can be rotated left and right based on the personal identification sign to put the Crescent X in the unlocked state. Therefore, the resident is not only released from having many keys, but also can be easily unlocked and unlocked from indoors, while making it more difficult for outside intruders to gain unauthorized access. , You can expect the effect of crime prevention. (2) Since the dial member is not attached to the operation lever, the dial mechanism can be incorporated into the case body while the conventional crescent operation lever is utilized as it is. (3) Since the rocking rocking plate is disengaged from the engaging plate of the operation lever by rotating the dial member, the locking and unlocking operations are easy. The rocking rocking plate 40 has a central portion bent in a stepped shape, and a wide portion 40a in which a shaft hole 41 for the shaft 21 is formed has a relief recess 23 for the unlocking dial member 20 and a rotation portion. The protrusions 42 are formed so as to fit in the recesses 33 of the child 30, respectively, while the distal ends of the arm-shaped details 40 b extending from the wide portion 40 a to the engagement plate 17 side of the operation lever are provided with the engagement plates 17. Since the locking engaging claw 43 that engages with and disengages from the peripheral wall surface is bent, the distance between the inner wall surface 1a of the case body 1 and the side wall Y of the sash can be reduced, and the rocking rocking plate 40 can be formed.
Are stably engaged with the engagement plate 17 of the operation lever. (4) The spring member 50, the rocking swing plate 40, the rotor 30, and the dial member 20 can be sequentially mounted on the dial shaft 21 protruding from the case body. Therefore, the main member of the invention can be easily incorporated into the race body.

[Brief description of the drawings]

FIG. 1 is a schematic sectional view showing an embodiment of the present invention.

FIG. 2 is an exploded perspective view of a main part of the present invention.

FIG. 3 is an explanatory view from the plane side of the present invention.

FIG. 4 is an explanatory view from the bottom side of the present invention.

FIG. 5 is an explanatory view of the unlocked state of the present invention.

FIG. 6 is an explanatory view of the unlocked state of the present invention.

FIG. 7 is a schematic explanatory view showing a different embodiment of the present invention.

[Explanation of symbols]

X: dial lock, 1 ... case body, 2 ... mounting part, 3 ...
Mounting part, 12 ... operation lever, 17 ... engagement plate, 20 ... dial member, 23, 33 ... relief recess, 26 ... drive claw,
Reference numeral 30: rotor, 32: driven claw, 40: locking rocking plate, 43: engagement claw, 50: spring member.

Claims (2)

(57) [Scope of request for utility model registration] 1. An operation lever 12 fixed to a side wall of a sash, an operation lever 12 rotatably mounted on the case body, and having an engagement plate 17 on a fitting projection shaft 14, and an operation lever Is provided in the case body separately from the
In addition, the dial member 20 and the rotor 30 having the concave portions 23 and 33 on the peripheral end surfaces (outer peripheral surfaces) 20a and 30b, respectively.
A rocking rocking plate 40 mounted between the dial member and the inner wall surface 1a of the case body and engaged with and disengaged from the engaging plate of the operation lever; and the locking rocking plate and the case body. Attached to the dial shaft 21 protruding from the case body so as to be located between the inner wall surface of the
And a spring member 50 that constantly biases the rocking rocking plate in one direction so that the rocking rocking plate can be fitted into the escape recesses 23 and 33 for the dial member and the rotor when unlocked. The rocking rocking plate 40 has a central portion bent in a stepped shape, and a wide portion 40a in which a shaft hole 41 for the shaft 21 is formed has a dial member 20 for unlocking.
Of the arm-shaped detail 40b extending from the wide portion 40a to the engagement plate 17 side of the operation lever. A crescent for a window, wherein a locking engaging claw 43 for engaging and disengaging from a peripheral wall surface of the engaging plate 17 is formed at a distal end portion. 2. The window crescent according to claim 1, wherein the rotor is also a dial member having a dial sign on an annular outer wall portion.