JP4959369B2 - Joinery lock - Google Patents

Description

  The present invention relates to a joinery lock.

  As described in Patent Document 1 and Patent Document 2, ordinary sliding door locks are (a) sliding door doors that are opening and closing bodies, or lower armor, or upper sickle with lock box interior, An engaging piece such as a dead bolt is provided, and a receiving tool having a recess in which the engaging piece engages and disengages is provided on a vertical frame, a lower frame, or an upper frame of a door frame that is a fixing member.

  In addition, in the ordinary general sliding door lock, (b) the engaging piece is fixed by inserting the key into the keyhole of the cylinder lock provided in the opening / closing body and operating the key or rotating the thumb turn. Infested against the receiver. Furthermore, in ordinary and ordinary sliding door locks, (c) when the door is closed, the sliding door collides with the vertical frame of the door frame.

  Now, there has been a demand for the appearance of a locking tool for joinery that can be locked or unlocked (so-called operability is good) by preferably pressing and operating it with one finger without rotating the key or the like. Yes.

In particular, in the case of an open / close shutter or a suspended runner type open / closed body lock, when it is pushed with a finger, it is automatically locked, while when it is also pushed with a finger, it is automatically unlocked (operability) It is desirable to automatically lock / unlock).
Japanese Patent Publication No. 2005-120606 Japanese Patent Publication No. 10-102855

  A first object of the present invention is to improve the operability of a lock for a joinery, and for example, the opening / closing body can be locked with a single finger. The second purpose is to automatically lock when pressed with a finger, and automatically unlock when pressed with the same finger. Is to propose something to lock). In addition, the latch member is good-looking and strong.

  Furthermore, for example, by attaching the above-mentioned locking device for fittings to the door edge of the opening / closing body or the edge of the door frame, while providing a receiving metal fitting on the other side facing the latch member of the locking device, the raising / lowering type shutter or the hanging type It can be used as a runner-type open / close lock.

In the lock 1 for joinery of the present invention, a mounting base 5 provided on a door that moves left and right or up and down via a handle is provided integrally with a latch member storage portion 8 and the latch member storage portion. An operating member housing 9, and an outer pulling portion 6 having a concave cross section , so that the latch member 11 can be projected and retracted from one side of the latch member housing portion. axis is rotatably pivoted via a support shaft 10, whereas the operating member 21, the latch member via the movable shaft 16 that the inner ends of the locus of concentrically with the support shaft The outer end is supported on the other side of the housing for the operating member opposite to the one side, and the outer end is locked when the receiving member having a wide engaging recess is locked. pushing the parts, the latch member is the latch Protrude to a predetermined position while rotating from one side of the timber for receiving part, biased by the mounting base 5 to slidably locking spring means 32 so as to be able to automatically lock the operating member when the projecting The locking / unlocking plate 31 is provided. The locking / unlocking plate 31 has a first operation portion 31a that can be unlocked from the indoor side, and the first operation portion into the handle portion through a bent portion. And a second operating portion 31b that is extended and used in an emergency, and a locking portion that engages with the engaged portion 25 of the operating member at a middle portion of the second operating portion and the first operating portion. 31c is formed .

  In the above configuration, the latch member includes a base end portion including the support shaft, a decorative plate portion connected to the base end portion, an engaging portion protruding inside the decorative plate portion, and a decorative plate portion. It has the bearing part for movable shafts provided inside.

  Further, the latch member 11 is always urged in the initial direction by the spring force of the return spring 18, and when the operation portion 31a of the locking / unlocking plate 31 is pushed from the indoor side 3, the latch member 11 and The operation member 21 is automatically returned to the initial position by the spring force of the return spring 18.

  In addition, the opening / closing body lock of the present invention is characterized in that, for example, a lock device for fittings is attached to the opening / closing body, and a holder having a recess with which a latch member is engaged is attached to the door frame for opening / closing body. . Here, the “opening / closing body” refers to a door that moves left and right or up and down via a handle, and includes a shutter.

(1) The operability of the locking device can be improved. For example, when a one-touch operation is performed with one finger, it becomes possible to engage with a counterpart metal fitting.
(2) Easy to operate and automatically locks and unlocks. In addition, when the operating member is pushed with one finger, the locked state is automatically set. On the other hand, when the locking / unlocking plate is pushed with the same finger, the unlocked state is automatically set.
(3) It can be used as an opening / closing body lock of a raising / lowering shutter type or a hanging type runner type. In this case, since the receiving member has a wide engaging recess, the engaging portion of the latch member of the locking device can be inserted into the engaging recess in accordance with the chilli size.

  FIG. 1 to FIG. 14 show the best modes related to a lock for a joinery of the present invention and an opening / closing body lock using the lock, respectively.

(1) Joiner Locking Tool and Receiving Tool FIG. 1 is a perspective view showing the joinery locking tool 1 and the receiving tool 50, respectively. (A) of FIG. 1 has shown the state of the perspective which looked at the locking tool 1 fixed to the door tip of the sliding door 2 which is an example of an opening-closing body from the indoor side 3. FIG. For example, when the locking device 1 is used for the sliding door 2, the locking device 1 is fitted into the vertically long notch 4 formed at the tip of the sliding door 2 and is fixed through a plurality of fixing means.

  On the other hand, FIG. 1B shows a metal holder 50 used as a set with the lock tool 1, and an engaging portion of a latch member constituting the lock tool 1 is provided on one side surface of the receiver 50. An engaging recess 51 is formed. The receptacle 50 is fitted into a vertically long notch 53 formed in the vertical frame of the door frame 52 and is fixed via a plurality of fixing means.

(2) Receiver 50
First, for convenience of explanation, the receiver 50 will be described with reference to FIGS. As shown in FIG. 1 (b), the receiver 50 is formed by bending a metal plate with a press to form, for example, a long box shape in appearance, and the recess 51 faces the indoor side 3. In this way, it is attached to the inner wall surface 52 a of the door frame 52 through the vertically long notch 53.

  Therefore, while ordinary troyoke is embedded in the opening surface of the door frame facing the door tip surface of the sliding door, the receiving member 50 of the present invention has an inner wall surface 52a of the door frame 52 as a fixing member. 1 is different in that it is inserted through the vertically long notch 53. This is because the embodiment of the opening / closing body 2 is a slide type or a suspended runner type.

  In the embodiment, the locking device 1 is attached to the door end of the sliding door 2, while the receiving device 50 having the recess 51 is attached to the vertical frame of the door frame 52. Used as “X”.

  However, the attachment mode of both the members 1 and 50 is not limited to this use example, and vice versa. That is, the holder 50 having the recess 51 can be attached to the door end of the sliding door 2, while the lock tool 1 can be attached to the vertical frame of the door frame 52 and used as the “open / close body lock X”.

  Next, FIG. 2 is an explanatory diagram showing that the combination of the locking device 1 and the receiving device 50 constitutes a slide-type opening / closing body lock X. FIG. 2 is a perspective view seen from the indoor side.

  Here, the usage example of the opening-closing body lock X is demonstrated. 3 to 7 show that the sliding door 2 is pulled in the closing direction (FIG. 3), and the outer wall surface 2a of the door tip portion of the sliding door 2 and a part of the inner wall surface 52a of the door frame 52 overlap each other in a closed state ( 4), that is, one side surface (the side on which the latch member 11 is stored) 5a of the storage portion of the lock device 1 is opposed to the recess 51 of the receiving device 50 fitted into the inner wall surface 52a of the door frame 52. The state is shown in FIG.

  Thereafter, when the outer end portion 21b of the operation member 21 is pushed from the indoor side 3 toward the recess 51 of the receiving member 50 with one finger F to a predetermined position, the latch member constituting the locking device 1 is rotated. Enter the recess 51 of the receptacle 50. This is a locked state in which the locking device 1 is engaged with the receiving device 50 and the sliding door 2 cannot be opened (FIG. 5).

  In the present embodiment, at the moment when the latch member 11 described later enters the recess 51 of the receiving device 50, the locking / unlocking plate 31 of the locking device 1 is moved by the spring force of the locking spring means 32 of the operating member 21. It slides in the direction of arrow A that locks the outer end 21a, and is automatically locked so that the operating member 21 does not return (FIG. 5).

  In FIG. 2, although the locked state is not visible, the locking portion 31 c of the locking / unlocking plate 31 locks the outer end portion 21 b of the operation member 21. Therefore, in the external view of the locking device 1 shown in FIG. 2, the outer end portion 21b of the operation member 21 enters the back (depth direction) of the housing, and the first operation portion 31a for the locking / unlocking plate is The locking tool 1 protrudes slightly from the side surface (outer end surface on the door end side) 5c of the mounting base 5.

  On the other hand, when the sliding door 2 is opened, the first operation portion 31a of the locking / unlocking plate 31 is pushed in the direction of arrow B with one finger F from the indoor side (housing 9 side) 3 (FIG. 6). Since the first operation portion 31a is a normally used operation portion for unlocking, it can be operated from the indoor side 3.

  As shown by the arrow B in FIG. 6, when the first operation portion 31 a is pushed in a direction intersecting the operation member 21, the latch member 11 is always in the initial direction by the spring force of the return spring 18 provided on the support shaft 10. Therefore, the operation member 21 is automatically returned to the initial position by the spring force of the return spring 18 together with the latch member 11 (FIG. 7).

(3) Basic Configuration of Locking Tool 1 The basic configuration of the locking tool 1 is that “the mounting base 5 includes a latch member storage portion 8 and an operation member housing 9 provided integrally with the storage portion. The latch member 11 is pivotally supported via a support shaft 10 so as to be able to protrude and retract from the side surface 5a side of the storage portion, while the operation member 21 has an inner end 21a. Is supported by the latch member 11 via a movable shaft 16 which draws a concentric circle with respect to the support shaft 10, and its outer end 21b is the other side of the housing opposite to the one side surface. When the outer end 21b is pushed when positioned on the side surface 5b and locked to the receiving member 50, the latch member 11 protrudes to a predetermined position while rotating from the one side surface 5a side of the storage portion 8.

  In this embodiment, when the outer end portion 21b of the operating member 21 is pushed with one finger F, the locking / unlocking piece 31 is moved by the spring force of the locking spring means 32. The operating member 21 is automatically locked by sliding in the locking direction. On the other hand, when the operating portion 31a of the locking / unlocking piece 31 is pushed from the indoor side 3, the operating member 21 is caused by the spring force of the return spring 18. , Automatically unlocked.

(4) Specific Configuration Hereinafter, the specific configuration of the present invention will be sequentially described. Note that some explanations and symbols of notches, mounting holes, fixing tools, etc. are omitted.

  The locking device 1 will be described with reference to FIGS. 8 to 14 together with FIGS. First, FIG. 8 is a front view of the locking device 1 viewed from the indoor side 3 and also shows the internal structure for convenience. In FIG. 8, the external appearance of the box-shaped mounting base 5 of the locking device 1 appears to be a rectangular shape when viewed from the front. In order to achieve automatic locking and automatic unlocking, the locking device 1 further adds a new configuration to the basic configuration described above.

  First, the mounting base 5 is formed in a long box shape as a whole by appropriately combining one or a plurality of cases (this embodiment). Referring to FIG. 8, the left half of the other side surface (inner wall surface) 5b of the mounting base 5 that is flush with the inner wall surface 2a of the sliding door 2 is used for a pulling hand, while the right half is a storage for a latch member. It is used as a housing for parts and operating members.

  Referring to FIG. 3, 5a is one side surface (outer wall surface) of the mounting base 5, 5b is the other side surface (inner wall surface), and 5c is the outer end surface (door tip surface). Reference numeral 6 denotes an outer concave handle portion formed on one side surface 5b, and reference numeral 7 denotes an inner concave handle portion formed on the other side surface 5b.

  A latch member storage portion 8 and an operation member housing 9 provided integrally with the storage portion 8 are integrally provided on the right side of the inner and outer pulling portions 6 and 7.

  In the present embodiment, a latch member storage portion 8 is provided in the vertical direction on the right side of the outer handle portion 6. On the other hand, the operating member housing 9 is formed of a synthetic resin material in a small case shape, and is provided in a rectangular shape in front view at the center on the right side of the inner handle portion 7 as shown in FIG. ).

  First, the configuration of the latch member 11 will be described. The latch member 11 is formed as a decorative plate having a support shaft, an engaging portion and the like as shown in FIG. 11, for example. 11A shows the outer wall surface 13a of the decorative plate 13 made of the latch portion 11, and FIG. 11B shows the base end portion 12 including a pair of upper and lower support shafts 10 and a plurality of engagements. The joint part 14 and the opposing bearing part 15 are shown.

  That is, the latch member 11 according to the present embodiment includes a base end portion 12 including bearing portions 12 a and 12 a for a pair of upper and lower support shafts 10, and a long plate-shaped decorative plate portion 13 provided continuously to the base end portion 12. And a plurality of engaging portions (fan-shaped latch portions) 14 projecting at a predetermined interval on the upper and lower sides inside the decorative plate portion 13, and also provided at the central portion inside the decorative plate portion 13. And a counter bearing portion 15 for the movable shaft.

  The base end portion 12 is formed in a pipe shape, and a mounting portion or a notch portion for the return spring 18 described later is provided at appropriate positions on the upper and lower end portions. Further, as shown in FIG. 9, the opposed bearing portion 15 for the movable shaft 16 sandwiches the inner end portion 21 a of the locking operation member 21. Further, the movable shaft 16 passes through the long hole 17 of the inner end portion 21 a via the opposed bearing portion 15. The explanation of other details is omitted.

  Therefore, the latch member 11 according to the present embodiment is pivotally supported via the pair of upper and lower support shafts 10 so as to be able to protrude and retract from the one side surface 5a of the mounting base 5 or the one side surface 5a of the storage portion 8. Has been. A return spring 18 (described later) is wound around the support shaft 10.

  Next, the configuration of the operation member 21 will be described. For example, as shown in FIG. 5, the operation member 21 has an inner bearing 21 a opposed bearing at the center of the latch member 11 via a movable shaft 16 that draws a concentric path with respect to the support shaft 10 of the latch member 11. It is pivotally supported via the part 15 (FIG. 9).

  On the other hand, the outer end portion 21b of the operation member 21 has the other side surface 5a (or the other side surface 5a of the housing) of the mounting base 5 opposite to the side surface 5a of the mounting base 5 (or the side surface 5a of the storage portion 8). Located on the side.

  Further, as shown in FIG. 9, a vertical guide pin 22 is provided at the center of the operation member 21, and the vertical guide pin 22 is engaged with a pair of upper and lower horizontal guide slots 23 formed in the housing 9. .

  Furthermore, referring to FIG. 5, the outer surface of the outer end 21 b of the operating member 21, the outer surface of the outer end 21 b toward the inner handle portion 7, An engaged portion 25 to be engaged is formed.

  By the way, the locking / unlocking plate 31 is always urged by a locking spring means 32 provided on the mounting base 5 in a direction (locking direction) in which the locking / unlocking plate 31 is engaged with a locking portion 31 c located inside the housing 9. ing.

  Referring to FIG. 5, the application / unlocking plate 31 of this embodiment includes a normal first operation portion 31 a that can be unlocked from the outer end surface 5 c (housing outer end surface 5 c) side of the mounting base 5, A second operation portion 31b that extends from the first operation portion 31a to the inner wall bottom surface 6a of the outer handle portion 6 through a bent portion and is used in an emergency, and this second operation portion 31b A locking portion 31c that engages with the engaged portion 25 of the operating member 21 is formed in the middle portion of the first operating portion 31a.

  Further, as shown in FIGS. 12 and 13, a return spring 18 for automatically returning the latch member 11 to the initial position (storage position) is wound around the support shaft 10, and the longer one end 18a is It is attached to the inner surface of the decorative plate portion 13 of the latch member 11 via a spring end supporting portion such as an insertion portion and an engaging groove, while the shorter other end portion 18a is an unnumbered notch portion of the decorative plate portion 13, etc. Is supported by an unsupported spring end support portion of the mounting base 1.

  Here, the elastic displacement return function of the return spring 18 will be described with reference to FIG. In FIG. 12, the displacement state of the longer one end 18a of the return spring 18 is indicated by an imaginary line and a solid line.

  When the longer one end 18 a of the return spring 18 is at the position of the imaginary line, it means that the latch member 11 protrudes against the spring force of the return spring 18. At this time, the spiral central portion wound around the spindle 10 of the return spring 18 is in a so-called contracted state, and one end portion 18a of the return spring 18 is about to return in the direction of arrow C. That is, when the movable-side one end 18a is opened with respect to the fixed-side other end 18b, the return force of the return spring 18 acts in the direction of arrow C.

(5) Operation As shown in FIG. 5, when the outer end 21 b of the operation member 21 is pushed at the time of locking, the latch member 11 protrudes to a predetermined position while rotating from one side surface 5 a of the storage portion 8. As a result, the engaging portion 14 of the latch member 11 is engaged with the recess 51 of the receptacle 50.

  In the present embodiment, the locking / unlocking plate 31 is provided in the housing 9 in the horizontal direction so that the operation member 21 can be automatically locked when the latch member 11 is locked protruding from the one side surface 5a. It is slidably provided.

  As described above, the locking / unlocking plate 31 is always urged in the locking direction by the locking spring means 32 disposed on the inner wall bottom surface 7 a side of the pulling portion 7 inside the mounting base 1. Then, when the operation member 21 is pushed into the back of the housing 9 with a finger, the locking portion 31c is engaged with the engaged portion 25 of the operation member 21 at a predetermined position. As a result, the operation member 21 is automatically locked and cannot be retracted.

  On the other hand, since the latch member 11 is always urged in the initial direction by the spring force of the return spring 18 provided on the support shaft 10, as shown in FIG. When the first operation portion 31a having a vertical plane is pressed in the direction of arrow B with a finger, the locking / unlocking plate 31 slides to the unlocking position. As a result, the latch member 11 and the operating member 21 are springs of the return spring 18. By force, it automatically returns to the initial position.

  In the example shown in the embodiment of the invention, although not particularly illustrated, the shape of the engaging portion 14 of the latch member 11 can be arbitrarily changed in design. For example, the engaging portion 14 is formed in a fan shape, but the design can be freely changed to a triangular shape that can be locked.

  Further, as shown in FIG. 14, the locking device 1 of the present embodiment has an outer handle portion 6 side on the second operation portion 31b of the locking / unlocking plate 31 by using a finger F or a tool (not shown) in an emergency. Is operated in the horizontal direction, the locking portion 31 c of the locking / unlocking plate 31 is separated from the engaged portion 25 of the operating member 21. Also in this case, the latch member 11 and the operation member 21 are automatically returned to the initial position by the spring force of the return spring 18 as in the case where the normal first operation portion 31 a is operated.

  The present invention is mainly used in the locksmith and joinery industries.

FIG. 1 to FIG. 14 are explanatory views showing the best embodiments of the present invention.
(A), (b) of FIG. 1 is a perspective view which respectively shows the locking tool by the side of an opening-and-closing body, and the receiving tool by the side of a door frame. The perspective view at the time of closing an opening-closing body and pushing in an operation member. Explanatory drawing of the opening-closing body currently moving to the close direction (door frame direction). Explanatory drawing of the closing position of an opening-and-closing body. Explanatory drawing when the operating member is pushed in (automatic locking). Explanatory drawing at the time of pushing a locking / unlocking plate from the indoor side in the unlocking direction. Explanatory drawing when an operation member and a latch member return to an initial position. It is the front view which looked at the locking tool from the room inner side, Comprising: The explanatory view which also showed the internal structure for convenience. FIG. 9 is a schematic cross-sectional explanatory view taken along line 9-9 in FIG. 8. Explanatory drawing which was the right view seen from the outer end surface 5c of the attachment base | substrate, Comprising: The internal structure was also shown for convenience. 11A and 11B are schematic explanatory views showing a decorative plate portion and a base end portion of the latch member, respectively. Explanatory drawing of the return spring for latch members. Schematic explanatory drawing which shows the relationship between a latch member and a return spring. Explanatory drawing in the case of operating a locking / unlocking board in emergency.

X ... Opening / closing body lock, F ... Fingertip, 1 ... Locking device, 2 ... Opening / closing body (sliding door), 2a ... Outer wall surface, 2b ... Inner wall surface, 3 ... Indoor side, 4 ... Longitudinal notch, 5 ... Mounting base, 5a ... One side surface (outer wall surface), 5b ... other side surface (inner wall surface), 5c ... outer end surface (door tip surface), 6 ... outer handle portion, 7 ... inner handle portion, 8 ... latch member storage portion, 9 ... Housing for operation member, 10 ... support shaft, 11 ... latch member, 12 ... base end portion, 12a ... bearing portion, 13 ... decorating plate portion, 14 ... engaging portion, 15 ... opposite bearing portion, 16 ... movable shaft, 17 ... long hole, 18 ... return spring, 21 ... operation member, 21a ... inner end, 21b ... outer end, 22 ... vertical guide pin, 23 ... horizontal guide long hole, 31 ... locking / unlocking plate, 32 ... locking Spring means, 31a ... first operation part, 31b ... second operation part, 31c ... locking part.

Claims (3)

A mounting base 5 provided on a door that moves left and right or up and down via a handle includes a latch member storage portion 8 and an operation member housing 9 provided integrally with the latch member storage portion. The latch member 11 has an outer pulling portion 6 having a recess shape in cross section , and the latch member 11 is rotatable via a support shaft 10 so as to be able to protrude from one side of the latch member storage portion. is pivoted, while the operating member 21, with its inner end is pivotally supported to the latch member via the movable shaft 16 to draw the locus of concentrically with the support shaft, the outer end portion Is positioned on the other side of the operating member housing opposite to the one side, and when the outer end portion is pushed when the receiving member having a wide engaging recess is locked, the latch member is latched from one side of the member for storing portion Rolling while projecting to a predetermined position, the facilities, Kaijoban 31 which is biased to the mounting base 5 in slidably locking spring means 32 so as to be able to automatically lock the operating member when the projecting This locking / unlocking plate is provided in a first operation portion 31a that can be unlocked from the indoor side, and extends from the first operation portion through the bent portion into the handle portion and is used in an emergency. And a locking portion 31c that is engaged with the engaged portion 25 of the operating member is formed in the middle portion of the second operating portion and the first operating portion. A lock for joinery.
2. The latch member according to claim 1, wherein the latch member includes a base end portion including a support shaft, a decorative plate portion connected to the base end portion, an engaging portion projecting inside the decorative plate portion, and a decorative plate. A joinery locking device having a bearing portion for a movable shaft provided inside the portion.
2. The latch member according to claim 1, wherein the latch member is always urged in the initial direction by the spring force of the return spring, and when the first operation portion of the locking / unlocking plate is pushed from the indoor side, The operating member is automatically returned to the initial position by the spring force of the return spring.

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