JP4381192B2 - Joinery locking device - Google Patents

Description

  The present invention relates to a lock device for joinery such as a hinged window and a sliding door.

  In Patent Literature 1, “a lock member having a knob operating lever (in the terminology of a person skilled in the art,“ sublock ”) is attached to a window frame constituting an open window, while being attached to the window frame and horizontally The opening / closing body locking device for the opening window, in which a lock receiving plate for engaging and disengaging the tip of the knob operating lever is fixed to the end surface of the free end portion of the opening / closing body that is open to the outside (in the terminology of a person skilled in the art, “shoji”) It is disclosed.

  The tip of the knob operating lever of the sub-lock with the above configuration is normally formed in a “hook type” (meaning a hook-like shape like a bent finger), while the engaged portion of the lock receiving plate (hook) The part where the engagement and disengagement is formed in an arc shape (for example, FIG. 1 of Patent Document 1). As is well known, even in a locking means such as an ordinary general window crescent, the thin engaging portion of the knob operating lever is formed in a hook shape, while the engaged portion of the receiving bracket is formed in an arc shape. ing.

By the way, in recent years, a thief has used a bar to destroy the locking device for the opening / closing body (slider) of the open window. However, as in Patent Document 1, the thin engaging portion of the knob operating lever is hook-like. On the other hand, in the crescent type in which the engaged portion of the metal fitting is formed in an arc shape, the hook-shaped engaging portion and / or the arc-shaped engaged portion is easily deformed by a bar opening operation. There was a problem. Therefore, the structure of the entire locking device has been reviewed, and a strengthened structure, in particular, measures against intrusion of the bar are desired.
JP-A-9-228711 Japanese Patent Publication No. 10-220090

  The first object of the present invention is to protect at least the lock body fixed to the vertical frame of the joinery as a countermeasure against intrusion of the bar. The second purpose is to provide double or triple protection against the actuating member of the lock body as a countermeasure against intrusion of the bar. A third object is to rationally configure the lock body and arrange it in a narrow vertical space in the vertical direction between the vertical frame of the joinery and the free end of the opening / closing body. The fourth purpose is that the sickle piece of the lock body is not easily deformed by the attack of the bar.

  The lock device for joinery according to the present invention is a lock device for joinery X including a lock body and a receiving metal member on which the lock piece of the lock body is engaged and disengaged. The lock body is fixed to the inner wall surface of the vertical frame 2a. The sickle piece 5 is at least wide in the vertical required space 23 formed by the first vertical plate 22 of the mounting base member 21 for preventing the intrusion of the bar and the second vertical plate 24 opposed thereto. The rear end portion 5a is pivotally supported so as to be always positioned, while the receiving metal fitting is fixedly provided inside the free end portion of the opening / closing body.

  In the above-described configuration, the first vertical plate 22 of the mounting base member 21 includes a vertically long plate-shaped mounting portion 26, and a burl vertical long plate-shaped defense plate portion 27 continuously provided on the outer end side of the mounting portion 26. The required space 23 formed by the first vertical plate 22 and the second vertical plate 24 is composed of a vertically long bar-shaped bearing plate portion 28 for preventing intrusion of a bar that is connected to the inner end side of the mounting portion 26. It is characterized by a long and narrow required space in the vertical direction. Further, in the required space 23 of the first and second vertical plates 22.24, a sickle piece 5 and a drive gear 41 meshing with a tooth portion 45 formed on the wide rear end portion 5a of the sickle piece 5, A click sliding block 42 that is in sliding contact with the protruding cam portion 46 of the drive gear 41 and a click spring 43 that biases the slide block 42 toward the drive gear 41 are incorporated in a column. To do.

(1) A shaft so that at least the wide rear end of the sickle piece is always located in a required space formed by the first vertical plate of the mounting base member for countering the burl and the second vertical plate facing the first vertical plate. Since it was supported, the lock body can be protected.
(2) In the invention according to claim 2, since the mounting base member has the burl defense plate portion 27, it becomes a defense wall against the penetration of burl similarly to the burr penetration countermeasure outer bearing plate portion. Therefore, the mounting base member performs a so-called double defense function by the outer bearing plate portion 28 for preventing burr penetration and the defense plate portion 27 on the front side thereof.
(3) Since the invention according to claim 3 rationally configures the lock body, the lock body is disposed in a narrow vertical space between the vertical frame of the joinery and the free end of the opening / closing body. Can do.
(4) The invention according to claim 4 can protect the operation member of the lock body against the penetration of the bar in a triple manner.
(5) In the invention according to claim 5, the sickle piece of the lock body is not easily deformed by the attack of the bar.

  Hereinafter, the present invention will be described in detail with reference to the best mode for carrying out the invention shown in the drawings. 1 to 8 are explanatory views showing a first embodiment of the present invention. The present invention is a combination of a lock body fixedly attached to the inner wall surface of the vertical frame 2a and having a sickle piece as a lock piece, and a metal fitting fixedly provided inside the free end of the opening / closing body. If it is the structure which consists of, it is the locking device X for fittings which fits not only a casement window but a sliding door. Here, the case of the casement window 1 will be described as an example.

(1) Implementation Environment In FIG. 1, 1 is a casement window. The opening window 1 includes a window frame 2 and an opening / closing body (shoji) 3 provided on the window frame 2 so as to be freely opened and closed. The window frame 2 has a vertical frame 2a, while the opening / closing body (paper shovel) 3 has a free end 3a. The lock device X for joinery of the present embodiment is configured so that, for example, the lock body 4 fixedly attached to the inner wall surface of the vertical frame 2a and the sickle piece 5 of the lock body 4 can be engaged and disengaged. 3 and a receiving metal fitting 6 fixedly attached to the free end portion 3a.

  The casement window 1 constitutes a part of real estate (joint) such as a part of a bay window and a part of a continuous window sash. Since the structure of the opening window itself is not a specific requirement of the present invention, it is schematically shown in FIG. 1 and portions not related to the present invention are omitted.

  Further, the window frame 2 is generally formed in a rectangular shape with left and right vertical frames and upper and lower horizontal frames, but in FIG. 1, only the vertical frame 2a facing the free end 3a of the opening / closing body 3 is shown for convenience. (The others are omitted). The vertical frame 2a is provided at a position close to the outdoor 8 side with a rain-preventing protruding piece 9 protruding toward the free end 3a side, and a predetermined interval (space) with respect to the protruding piece 9. And a receiving portion 11 of an aluminum frame that protrudes toward the free end 3a at a position close to the indoor 10 side. The receiving part 11 has, for example, a cavity 12, and a base 14 for the operation member 13 having a knob 13 a is fixedly installed in the cavity 12.

  By the way, although there is no relation to the specific requirements of the present invention, the projecting piece 9 includes a first packing material 16 provided on an aluminum thin projecting piece 15 projecting from the free end 3 a of the opening / closing body 3. Abutment is possible. On the other hand, a second packing material 17 is provided on the outer wall surface of the aluminum receiving portion 11 so as to be in contact with the inner side of the free end 3 a of the opening / closing body 3. In general, when the opening / closing body 3 is closed, a slight gap 18 is provided between the vertical frame 2a and the free end 3a so that the opening / closing body 3 can be opened. Further, as described above, the lock main body 4 can be disposed between the thin-walled projecting piece portion 15 or the rain-proofing projecting piece portion 9 on the front side and the aluminum receiving portion 11 on the other side in the longitudinal direction. A narrow space 19 is provided. The narrow vertical space 19 means a gap formed between the vertical frame 2a of the joinery and the free end 3a of the opening / closing body 3 when the opening / closing body 3 is closed.

  On the other hand, the opening / closing body 3 is generally composed of left and right vertical rods, upper and lower horizontal rods, packing materials, glass panels, etc., for example, an outer opening type rotation center (not shown) is provided at an appropriate place, and when closed, as shown in FIG. It moves in the direction of the arrow A, and the inner wall surface of the free end 3 a comes into contact with the second packing material 17 of the projecting piece 15.

(2) Joiner lock device X
In this embodiment, the locking device X is attached to the free end 3a of the opening / closing body 3 so that the lock body 4 fixedly attached to the vertical frame 2a and the sickle piece 5 of the lock body 4 can be engaged and disengaged. The lock body 4 is constructed as shown in FIGS. 2 to 7, while the receptacle 6 is constructed as shown in FIG. Hereinafter, the configuration of the locking device X will be mainly described.

(3) Lock body 4
2 is a front view seen from the free end 3a side, and FIG. 3 is a left side view based on the front view. Therefore, other drawings are also based on FIG. Since FIG. 7 is an exploded perspective view of the lock body 4, description will be made mainly with reference to FIGS. The lock body 4 is assembled to the inner wall surface of the vertical frame 2a so as to fit in the space 19 of the vertical frame 2a. It consists of a plurality of actuating members (drive gears, sickle pieces, etc.) that are linked by the operating force of the member 13.

(4) Mounting base member 21
The mounting base member 21 is a vertically long metal piece. In this embodiment, the first vertical plate 22 on the outdoor side and the indoor space facing the first vertical plate 22 with the vertical required space 23 are opposed to each other. And a second vertical plate 24. The first vertical plate 22 and the second vertical plate 24 may be integrally formed by pressing or casting, but in this embodiment, in order to facilitate the incorporation of a plurality of operating members described later, At the time of molding, the two plates 22.24 are separate bodies and are integrally connected via upper and lower connecting means (for example, a fixed cylinder, a fixed pin, etc.) 25. That is, the first vertical plate 22 and the second vertical plate 24 are integrated by the plurality of connecting means 25 while incorporating a plurality of operating members. At least the first vertical plate 22 is made of, for example, stainless steel (the material is SCS13) and is manufactured by a casting process (casting method) in order to prevent intrusion of bar (hereinafter referred to as “for bar”), or Carburized, quenched and tempered.

(5) Specific Configuration of Mounting Base Member First, as shown in FIGS. 1 and 7, the first vertical plate 22 includes a mounting portion 26 formed in an end face L shape or a U shape, and the mounting portion. 26 and bars defensive plate 27 for continuously arranged bent on the outer end side of the consists outer bearing plate 28 for continuously arranged bending the inner end portion of the mounting portion 26, the outer bearing plate 28 the It extends about twice from the defense plate 27 to the free end 3a or the receiving metal 6 side.

  Thus, the upper and lower end portions of the attachment portion 26 of the first vertical plate 22 are formed wide, and a plurality of (for example, two) attachment holes (not shown) are provided in the wide portion in the vertical direction. Yes. On the other hand, the width of the burl defense plate portion 27 is shorter than that of the outer bearing plate portion 28 in this embodiment, but the protrusion amount when the vertical frame 2a is used as a reference preferably uses the gap 18. Considering the penetration of the bar, it is necessary to be longer than the gap 18. Moreover, when setting the width | variety of the defense plate part 27 for burls, it is desirable to be able to exhibit the function to receive the insertion front-end | tip part of the drive shaft 13b of the operation member 13. FIG. When the mounting base member 21 is fixed to the inner wall surface of the vertical frame 2a with a fixing tool (not shown), the defense plate portion 27 comes into surface contact or faces the back side of the protruding piece portion 9 of the vertical frame 2a.

By the way, in addition to the holes for the connecting means 25 described above, a plurality of shaft holes for mounting the operating members, guide notches, and punching holes are formed in the outer bearing plate portion 28 at appropriate positions from the top to the bottom. ing. Here, formed at a substantially central portion of the outer bearing plate 28, and the drive gear for shaft bore 29 having a plurality of stopper surface on the inner peripheral surface, which is formed by bending the lower end of the outer bearing plate 28 Reference numerals are respectively given to the spring end receiving portion 30 and a pair of left and right guide portions (for example, notches) 31.31 formed in a constricted shape between the spring end receiving portion 30 and the shaft hole 29. The outer bearing plate portion 28 has a shorter length in the vertical direction than the mounting portion 26, but the length and the width dimension in the horizontal direction can be appropriately changed in design.

Next, the second vertical plate 24 facing the first vertical plate 22 with the required space 23 is, for example, an attachment portion 36 formed in an end face L shape like the first vertical plate 22, and the attachment portion 36. of and a inner bearing plate 38 for continuously arranged bent on the outer end side, is the inner bearing plate 38 facing the magnitude of the aforementioned same size as the outer bearing plate portion 28 of the first vertical plate 22.

Therefore, although not the sign of the detail, likewise the attachment hole and an outer bearing plate 28 to the inner bearing plate 38, sickle piece for shaft hole, the driving gear for shaft hole 29, the guide notch of the right pair (guide Part) 31.31 are provided. In addition, since the length, width dimension, and shape of the second vertical plate 24 can be arbitrarily changed, for example, the length of the second vertical plate 24 is longer than that of the outer bearing plate portion 28, or the mounting strength is increased. In order to provide this, the end surface of the second vertical plate 24 may be formed in an angle shape.

(6) A plurality of actuating members A plurality of actuating members are assembled in the longitudinally long space 23 of the first vertical plate 22 and the second vertical plate 24 of the mounting base member 21 in a tandem state. In other words, the plurality of actuating members are incorporated into the required space 23 of the outer bearing plate portion 28 of the first vertical plate 22 and the inner bearing plate portion 38 of the second vertical plate 24 facing the outer bearing plate portion 28. In the present embodiment, the plurality of actuating members are provided on the driving gear 41 driven by the operating force of the operating member 13, the sickle piece 5 meshing with the teeth of the driving gear 41, and the protruding cam portion of the driving gear 41. A click sliding block 42 that is always in pressure contact, and a click spring 43 that urges the sliding block 42 toward the drive gear 41 side.

  The actuating member is composed of, for example, a total of four parts. However, in some embodiments, the drive shaft 13b of the knob operating member 13 which is an example of the thumb turn can be directly attached to the wide rear end 5a of the sickle piece 5. (It does not matter whether or not the operation member 13 can be removed).

  In the case of the above embodiment, the click spring 43, the click sliding block 42, and the drive gear 41 are not specific requirements of the invention. Therefore, the gist of the present invention is that at least the sickle piece 5 has a wide width in the required space 23 formed by the first vertical plate 22 of the mounting base member 21 for countermeasures against burl and the second vertical plate 24 opposed thereto. The rear end 5a is pivotally supported by these vertical plates 22.24 so that it is always located. The configuration of the present invention subordinate to this configuration is a drive that meshes with a tooth portion 45 formed on the wide rear end portion 5a of the sickle piece 5 in a narrow required space 23 in the vertical direction of the vertical plate 22.24. By incorporating a gear 41, a click sliding block 42 that is in sliding contact with the protruding cam portion 46 of the drive gear 41, and a click spring 43 that biases the slide block 42 toward the drive gear 41, in a vertical state. is there.

  By the way, as shown in FIG. 7, the sickle piece 5 integrally joins a plurality (three in the embodiment) of hook-like engagement pieces 20 to strengthen the sickle piece. At least one of the hook-shaped engagement pieces 20 constituting the sickle piece 5 is carburized, quenched, and tempered, or cast from the same material as the mounting base member 21.

  The click sliding block 42 has a plurality of (four in total) engaging projections that engage with the constricted guide portions 31.31 of the outer bearing plate portion 28 and the inner bearing plate portion 38 at the upper and lower ends, respectively. 47, and its lower end surface is supported by the spring end receiving portion 30 and its upper end surface is in pressure contact with the protruding cam portion 46 of the drive gear 41. The specific configuration of each part of the actuating member is not an essential requirement of the invention and will not be described.

(7) Bracket 6 and burl defense piece 53
As described above, the present invention comprises a combination of the lock body 4 having the sickle piece 5 and the receiving metal fitting 6 with which the hook-shaped tip portion 5b of the sickle piece 5 is engaged and disengaged. The receiving metal fitting 6 is appropriately attached to a lateral recess or attachment space 51 formed in the free end 3 a of the opening / closing body 3. In this embodiment, the metal fitting 6 is formed in an end face L-shape, but is conventionally called “strike”, and has at least an engagement window 52 with which the hooked tip 5b of the sickle piece 5 engages. Have.

  By the way, as another new configuration subordinate to the configuration of the present invention, the burl defense piece 53 is fixed to the free end 3 a of the opening / closing body 3. The burl defense piece 53 is formed in an angle shape (for example, an end face L-shape or a U-shape) with reference to FIG.

  Thus, the defense piece 53 includes an attachment portion 55 fixed to the free end portion 3a, and a defense plate portion 56 provided continuously to the attachment portion 55 in the crossing direction. An opening 57 through which the bowl-shaped tip 5b enters and exits is formed. The burl defense plate portion 56 is located on the outdoor side of the outer bearing plate portion 28 of the first vertical plate 22 of the mounting base member 21 and extends by a required amount toward the vertical frame 2 a of the window frame 2.

  In the example shown in the embodiment of the invention, the operation member 13 having the knob 13a has the elongated shaft-like drive shaft 13b in the square shaft hole 49 formed in the central portion of the drive gear 41. Is removably inserted.

  In addition, it has been described that the end surface of the second vertical plate 24 may be formed in an angle shape in order to give the mounting strength of the second vertical plate 24 constituting the mounting base member 21. For example, the second vertical plate 24 A part or all of the cross section (in this case, a hole or notch for the drive shaft 13b of the operation member 13 is required) is formed in an inverted U shape, and the mounting base member 21 is used for the operation member 13. The book-like pedestal 14 may be integrally provided via a fixing tool (not shown).

  The present invention is mainly used in the joinery and lock industry.

1 to 9 are explanatory views showing the best embodiments of the present invention.
Explanatory drawing from planar view which shows embodiment which applied this invention to the opening window. The front view of the lock body seen from the free end part side of the opening-closing body. FIG. 3 is a left side view based on FIG. 2. FIG. 3 is a right side view based on FIG. 2. Explanatory drawing which showed the front view of the lock main body in a partial cross section. Explanatory drawing which shows the internal structure of a lock main body from the right side surface side. The disassembled perspective view of a lock main body. The exploded perspective view centering on the principal part.

X ... Locking device, 1 ... Opening window, 2 ... Window frame, 2a ... Vertical frame, 3 ... Opening and closing body (shoji), 3a ... Free end, 4 ... Lock body, 5 ... Sickle piece, 6 ... Bracket, 8 ... outdoor, 9 ... projection piece part, 10 ... indoor, 11 ... receiving part, 13 ... operating member, 13b ... drive shaft, 14 ... pedestal, 15 ... thin projection piece part, 18 ... gap, 19 ... space, 21 ... attachment Base member 22 ... First vertical plate 23 ... Required space 24 ... Second vertical plate 25 ... Connecting means 26 ... Mounting portion 27 ... Bar guard plate portion 28 ... Outer bearing plate portion 29 ... Drive Shaft hole for gear, 30 ... Spring end receiving portion, 31 ... Guide portion, 36 ... Mounting portion, 38 ... Inner bearing plate portion, 41 ... Drive gear, 42 ... Sliding block for click, 43 ... Click spring, 53 ... Bar Defense piece.

Claims (5)

In a joinery locking device X comprising a lock body and a receiving metal fitting on which a lock piece of the lock body is engaged and disengaged, the lock body is fixedly attached to the inner wall surface of the vertical frame 2a for bar intrusion prevention measures. At least the wide rear end 5a of the sickle piece 5 is always positioned in the vertical required space 23 formed by the first vertical plate 22 of the mounting base member 21 and the second vertical plate 24 opposed thereto. On the other hand, the fitting is fixedly provided inside the free end of the opening / closing body.
The first vertical plate 22 of the mounting base member 21 according to claim 1 includes a vertically long plate-shaped mounting portion 26 and a vertical bar-shaped defense plate portion 27 for burl that is connected to the outer end side of the mounting portion 26. And a vertically long plate-shaped outer bearing plate portion 28 for preventing intrusion of a bar that is connected to the inner end portion side of the mounting portion 26, and a required space formed by the first vertical plate 22 and the second vertical plate 24. 23 is a lock device for joinery, which is a long and narrow required space in the vertical direction.
In Claim 1 or Claim 2, in the required space 23 of the 1st, 2nd vertical board 22.24, the sickle piece 5 and the tooth part 45 formed in the wide rear end part 5a of this sickle piece 5 The meshing drive gear 41, the click slide block 42 that is in sliding contact with the protruding cam portion 46 of the drive gear 41, and the click spring 43 that urges the slide block 42 toward the drive gear 41 are in a vertical state. A locking device for joinery characterized by being incorporated.
In Claim 1, the defense piece 53 for burls is further fixed to the free end part 3a of the opening-closing body 3, and this defense piece 53 is an outer bearing plate for burr | peel intrusion measures of the 1st vertical board 22 of the attachment base member 21. A locking device for joinery, which is located on the outdoor side of the portion 28 and extends a required amount toward the vertical frame 2 a of the window frame 2.
The lock device for joinery according to claim 1, wherein the sickle piece is configured by integrally connecting a plurality of hook-like engagement pieces 20.

Images