JP2500453Y2 - Folding door locking device - Google Patents

Description

【考案の詳細な説明】[Detailed description of the device]

【０００１】[0001]

【産業上の利用分野】この考案は、浴室等に使用する二
つ折り扉を施錠するためのロック装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lock device for locking a folding door used in a bathroom or the like.

【０００２】[0002]

【従来の技術】浴室の開口部を開閉するための二つ折り
扉は、二枚の扉体を二つ折り自在に枢止連結し、この連
結扉を開口部の枠体内に開閉自在となるよう取付けた構
造になっており、入浴中の閉鎖時に室外側から扉が開か
れるのを防止するため、室内側から施錠操作が可能なロ
ック装置を扉体に装着することが行なわれている。2. Description of the Related Art A two-fold door for opening and closing an opening of a bathroom is formed by connecting two doors to each other by pivotally connecting them so that the connecting door can be opened and closed in the frame of the opening. In order to prevent the door from being opened from the outside when closed during bathing, a lock device that can be locked from the inside is attached to the door.

【０００３】上記ロック装置は、扉体の下かまちに浴室
内へ突出するよう回動自在に取付けたつまみと、下かま
ち内につまみと一体に回動するよう収納され、外周に突
設したロック片が開口部枠体の下桟に対して係脱するロ
ック部材とからなり、つまみを施錠位置に回すとロック
片が下桟に係合し、連結扉体の開放を不能にすると共
に、つまみを解錠位置に回すとロック部材は下桟との係
合が外れ、連結扉体の開放を可能とするものである。[0003] The above-mentioned lock device is housed so as to rotate integrally with a knob mounted on the lower stile of the door body so as to project into the bathroom, and a lock provided on the outer periphery so as to rotate integrally with the knob. The lock piece engages with and disengages from the lower rail of the opening frame, and when the knob is turned to the locking position, the lock piece engages with the lower rail to prevent the connection door body from opening, and the knob When is turned to the unlocked position, the lock member is disengaged from the lower crosspiece and the connection door can be opened.

【０００４】ところで、上記のようなロック装置は、ロ
ック片の解錠と施錠の両姿勢を安定保持するため、ばね
を用いて両姿勢を弾力的に保持する必要がある。By the way, in the above locking device, in order to stably hold both the unlocked and locked positions of the lock piece, it is necessary to elastically hold both positions by using a spring.

【０００５】従来、ロック装置に設けるばねは、ロック
部材と別体のものを用い、下かまち内に組込むようにし
ていた。Conventionally, the spring provided in the lock device is separate from the lock member and is incorporated in the lower stile.

【０００６】[0006]

【考案が解決しようとする課題】しかしながら、ロック
部材と位置決保持用のばねが別体であると、構造が複雑
になり、下かまち内への組込みに手間と時間がかかり、
部品点数が増え、コストアップになるという問題があ
る。However, if the lock member and the spring for holding the positioning are separate bodies, the structure becomes complicated, and it takes time and labor to assemble them in the lower stile.
There is a problem that the number of parts increases and the cost increases.

【０００７】そこで、この考案の課題は、ロック部材と
その位置決め保持用のばねを一体に形成し、下かまち内
への組込みが容易に行なえ、部品点数の削減によりコス
トダウンを図ることができる二つ折り扉のロック装置を
提供することにある。Therefore, an object of the present invention is to integrally form a lock member and a spring for positioning and holding the lock member, which can be easily incorporated in the lower stile, and the cost can be reduced by reducing the number of parts. It is to provide a lock device for a folding door.

【０００８】[0008]

【課題を解決するための手段】上記のような課題を解決
するため、この考案は、一方扉体の下かまちに室内側へ
突出するよう回動自在に取付けたつまみと、前記下かま
ち内につまみと一体に回動するよう収納され、外周の一
部に設けた突出部の外周に突設したロック片が開口部枠
体の下桟に対して係脱し、突出部の外面でロック片の回
転方向両側の位置が、下かまちの底壁に対する当接によ
ってロック片の回動を施錠と開錠の位置に制限する平坦
面となるロック部材とからなり、前記ロック部材に、両
端が突出部に連なってロック部材の外側に同心円状の配
置となり、下かまちの上部内面に圧接してロック片の開
錠姿勢と施錠姿勢の何れかを保持するばね部材を一体に
設けた構成を採用したものである。SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention proposes a knob rotatably attached to the lower stile of one door body so as to project to the indoor side, and the inside of the lower stile. It is accommodated so as to pinch and rotated integrally, the outer peripheral one
Lock piece projecting from the outer periphery of the projecting portion provided on the part is disengaged from the lower crosspiece of the opening frame, the lock piece times the outer surface of the projecting portion
The positions on both sides in the rolling
Flat to limit the rotation of the lock piece to the locked and unlocked positions
Consists of a locking member comprising a surface, said locking member, both
The end is connected to the protruding part and is arranged concentrically on the outside of the lock member.
In this configuration, a spring member that integrally presses against the inner surface of the upper portion of the lower stile and holds either the unlocked posture or the locked posture of the lock piece is adopted.

【０００９】[0009]

【作用】連結扉を閉状態にしてつまみを施錠位置に回す
と、ロック部材に突設したロック片が開口部枠体の下桟
に係合して開放不可となり、また、つまみを解錠位置に
回すと、ロック部材は、下桟との係合が解け、連結扉の
開放が可能となる。[Function] When the connecting door is closed and the knob is turned to the locking position, the locking piece protruding from the locking member engages with the lower rail of the opening frame and cannot be opened, and the knob is in the unlocking position. When turned to, the lock member is disengaged from the lower rail, and the connection door can be opened.

【００１０】上記つまみとロック部材の解錠と施錠の姿
勢は、ロック部材と一体に設けたばね部材によって保持
され、このばね部材はロック部材と一体に形成されてい
るので、下かまち内への組込みが簡単に行なえると共
に、ロック部材とばね部材の一体化により、部品点数の
削減が可能となる。The unlocked and locked postures of the knob and the lock member are held by a spring member provided integrally with the lock member. Since this spring member is formed integrally with the lock member, it is incorporated into the lower stile. It is possible to reduce the number of parts by integrating the lock member and the spring member.

【００１１】[0011]

【実施例】以下、この考案の実施例を添付図面に基づい
て説明する。Embodiments of the present invention will be described below with reference to the accompanying drawings.

【００１２】図１は浴室の出入口を開閉する二つ折り扉
の正面図であり、二枚の扉体１と２をジョイント機構に
より二つ折り自在に枢止連結して連結扉３を形成し、出
入口部分の開口に設けた枠体４内に上記連結扉３を組込
み、一方扉体１の上下端部を枠体４に枢止すると共に、
他方扉体２の上下端部を枠体４の上桟４ａと下桟４ｂの
長手方向に移動可能となるよう誘導し、連結扉３を二つ
折りにすることによって出入口を開放し、図１のように
連結扉３を展開することにより、出入口を閉鎖すること
になる。FIG. 1 is a front view of a double-folding door that opens and closes an entrance / exit of a bathroom. Two doors 1 and 2 are pivotally connected to each other by a joint mechanism so as to form a connecting door 3, and a door is formed. The connecting door 3 is incorporated into the frame body 4 provided in the opening of the part, while the upper and lower ends of the door body 1 are pivotally fixed to the frame body 4,
On the other hand, the upper and lower end portions of the door body 2 are guided so as to be movable in the longitudinal direction of the upper rail 4a and the lower rail 4b of the frame body 4, and the connecting door 3 is folded in half to open the doorway. By opening the connecting door 3 in this manner, the entrance / exit is closed.

【００１３】上記一方扉体１の下かまち１ａでジョイン
ト機構寄りの位置に、連結扉３の閉鎖状態を施錠するロ
ック装置１１が取付けられている。A lock device 11 for locking the closed state of the connecting door 3 is attached to the lower stile 1a of the one door body 1 at a position near the joint mechanism.

【００１４】このロック装置１１は、図２と図３の如
く、下かまち１ａの対向壁１２、１３に横孔１４、１５
を設け、室内側に位置させたつまみ１６の円軸部１７を
横孔１４内に挿入すると共に、室外側から横孔１５内に
挿入したキャップ１８と上記つまみ１６を止めビス１９
で同軸心状に結合すると共に、下かまち１ａ内に収納し
たロック部材２０を、つまみ１６の円軸部１７とキャッ
プ１８にわたって外嵌固定している。As shown in FIGS. 2 and 3, this locking device 11 has lateral holes 14 and 15 in the opposing walls 12 and 13 of the lower stile 1a.
Is provided, the circular shaft portion 17 of the knob 16 positioned on the indoor side is inserted into the lateral hole 14, and the cap 18 inserted into the lateral hole 15 from the outside of the room and the knob 16 are fixed with screws 19.
And the lock member 20 housed in the lower stile 1a is externally fitted and fixed over the circular shaft portion 17 of the knob 16 and the cap 18.

【００１５】上記ロック部材２０は、円筒状に形成さ
れ、内周面に設けたキー溝２１をつまみ１６の円軸部１
７に設けたキー突条２２及びキャップ１８のキー突条２
３と嵌合することにより、つまみ１６とロック部材２０
は一体に回動自在となるよう下かまち１ａに取付けられ
ることになる。The lock member 20 is formed in a cylindrical shape and has a key groove 21 provided on the inner peripheral surface thereof.
7 and the key protrusion 2 of the cap 18
By engaging with 3, the knob 16 and the lock member 20
Will be attached to the lower stile 1a so as to be integrally rotatable.

【００１６】前記ロック部材２０は、その外周部に突出
部２２が略半周の範囲にわたって設けられ、この突出部
２２の外面に角軸状のロック片２３が一体に突設されて
いる。The lock member 20 is provided with a protrusion 22 on its outer peripheral portion over a range of a substantially half circumference, and an angular shaft-shaped lock piece 23 is integrally protruded from the outer surface of the protrusion 22.

【００１７】このロック片２３は、図５のように、下方
に向くとき施錠位置になり、下かまち１ａの底壁２４に
設けた開口２５から下方に突出し、図２の如く、枠体４
における下桟４ｂのレール２６に対して室内側の方向に
係合し、連結扉３の開扉を不可能にする。As shown in FIG. 5, the lock piece 23 is in the locked position when facing downward, protrudes downward from the opening 25 provided in the bottom wall 24 of the lower stile 1a, and as shown in FIG.
The rail 26 of the lower rail 4b in the above is engaged in the direction toward the inside of the room, so that the connection door 3 cannot be opened.

【００１８】また、図４のように、ロック片２３が下か
まち１ａの底壁２４よりも上方に位置する横向きのと
き、解錠位置となり、連結扉３は二つ折りの開扉が可能
になる。Further, as shown in FIG. 4, when the lock piece 23 is located laterally above the bottom wall 24 of the lower stile 1a, it is in the unlocked position, and the connecting door 3 can be opened in two. .

【００１９】上記ロック片２３の施錠と解錠の間の回動
はつまみ１６の操作によって行なうと共に、ロック片２
３の施錠と解錠の間の回動範囲は、突出部２２の両端部
外面に形成した平坦面２７、２８の下かまち１ｂの底壁
２４に対する当接によって設定される。Rotation of the lock piece 23 between locking and unlocking is performed by operating the knob 16, and the lock piece 2 is rotated.
The rotation range between the locking and unlocking of No. 3 is set by the abutment of the lower stile 1b on the bottom wall 24 of the flat surfaces 27 and 28 formed on the outer surfaces of both ends of the protrusion 22.

【００２０】前記ロック部材２０において、ロック片２
３の施錠と解錠の姿勢を弾力的に位置決め保持するた
め、ロック部材２０の突出部２２と反対側の外周部に帯
板状のばね部材２９が配置されている。In the lock member 20, the lock piece 2
In order to elastically position and hold the locked and unlocked postures of No. 3, a strip-shaped spring member 29 is arranged on the outer peripheral portion of the lock member 20 opposite to the protruding portion 22.

【００２１】このばね部材２９は、両端部が突出部２２
の両端に連なり、ロック部材２０と略同心の円弧状とな
り、その中央部に外方に向けて突出する弧状の膨出部３
０が形成され、ロック部材２０を下かまち１ａ内に組込
んだ状態で図４と図５の如く、膨出部３０が下かまち１
ａ内の上面に圧接している。Both ends of the spring member 29 are projecting portions 22.
Of the arcuate bulge 3 which is continuous with both ends of the arcuate member and which is substantially concentric with the lock member 20 and which projects outward at the center thereof.
0 is formed, and the swelling portion 30 has the lower stile 1 as shown in FIGS. 4 and 5 with the lock member 20 assembled in the lower stile 1a.
It is pressed against the upper surface in a.

【００２２】図５の如く、ロック片２３とばね部材２９
の膨出部３０は、ロック片２３が下向きの施錠姿勢にあ
るとき、膨出部３０は、ロック部材２０の上下軸心の直
上よりも図５の右側に変位し、これにより、ばね部材２
９は、ロック部材２０に図５時計方向の回動弾性を付勢
し、ロック２３の施錠姿勢を保持している。As shown in FIG. 5, the lock piece 23 and the spring member 29 are arranged.
When the locking piece 23 is in the downward locking posture, the bulging portion 30 of the bulging portion 30 is displaced to the right side in FIG. 5 above the vertical axis of the lock member 20.
9 biases the lock member 20 to rotate in the clockwise direction in FIG. 5, and holds the lock position of the lock 23.

【００２３】また、つまみ１６でロック部材２０を解錠
位置に回動させると、図４のように、膨出部３０はロッ
ク部材２０の上下軸心の直上よりも左側に移動し、ロッ
ク部材２０に同図反時計方向への回動弾性を付勢し、ロ
ック片２３の解錠姿勢を保持している。When the lock member 20 is rotated to the unlocked position by the knob 16, the bulging portion 30 moves to the left of the position just above the vertical axis of the lock member 20, as shown in FIG. Rotational elasticity in the counterclockwise direction in the figure is biased to 20 to hold the unlocking posture of the lock piece 23.

【００２４】上記ロック部材２０と突出部２２及びばね
部材２９は、各種合成樹脂や金属材料を用いて一体成形
され、ばね部材２９は、帯板状に形成することにより弾
力性をもつことになる。The lock member 20, the projecting portion 22 and the spring member 29 are integrally molded by using various synthetic resins or metal materials, and the spring member 29 is made elastic in a band plate shape. .

【００２５】なお、緊急時に室外側からの解錠が可能に
なるよう、図２の如く、キャップ１８の外端面に回動操
作用の凹溝３１が設けてある。In order to enable unlocking from the outside of the room in an emergency, as shown in FIG. 2, a concave groove 31 for turning operation is provided on the outer end surface of the cap 18.

【００２６】この考案のロック装置は上記のような構成
であり、扉体１の下かまち１ａにロック装置１１を取付
けた状態において、図４のように、つまみ１６を解錠位
置にしておくと、ロック片２３は下かまち１ａの底壁２
４よりも上方に位置し、連結扉３の開閉操作が自由に行
なえる。The lock device of the present invention has the above-mentioned structure, and when the lock device 11 is attached to the lower stile 1a of the door body 1, the knob 16 is set to the unlocked position as shown in FIG. , The lock piece 23 is the bottom wall 2 of the lower stile 1a.
It is located above 4, and the connecting door 3 can be freely opened and closed.

【００２７】また、連結扉３を閉じた状態で室内側から
つまみ１６を施錠位置に回動すると、図５の如く、ロッ
ク片２３は下向きになり、図２に二点鎖線で示す如く、
ロック片２３は下桟４ｂのレール２６に対して係合し、
連結扉３の開放を不可能にする。When the knob 16 is rotated from the indoor side to the locking position with the connecting door 3 closed, the lock piece 23 faces downward as shown in FIG. 5, and as shown by the chain double-dashed line in FIG.
The lock piece 23 engages with the rail 26 of the lower rail 4b,
Disables the opening of the connecting door 3.

【００２８】上記ロック片２３の解錠と施錠の姿勢保持
は、ロック部材２０に設けたばね部材２９によって弾力
的に保持されることになり、解錠と施錠の操作はつまみ
１６をばね部材２９の弾性に抗して回動させることによ
り行なう。The unlocking and locking posture of the lock piece 23 is elastically held by the spring member 29 provided on the lock member 20, and the unlocking and locking operation is performed by using the knob 16 of the spring member 29. It is performed by rotating against elasticity.

【００２９】[0029]

【考案の効果】以上のようにこの考案によると、ロック
部材の解錠と施錠の位置決保持を行なうばね部材をロッ
ク部材と一体に形成したので、ロック部材とばね部材の
下かまち内への組込みが同時に行なえ、ロック装置の組
立てが簡単に能率よく行なえるとともに、両者の一体化
により部品点数の削減が図れ、コスト低減が可能にな
る。As described above, according to the present invention, since the spring member for unlocking the lock member and holding the locked position is formed integrally with the lock member, the lock member and the spring member can be installed in the lower stile. The lock device can be assembled at the same time, the lock device can be easily and efficiently assembled, and the combination of the two can reduce the number of parts and reduce the cost.

【図面の簡単な説明】[Brief description of drawings]

【図１】二つ折り扉の正面図FIG. 1 is a front view of a folding door.

【図２】同上要部の拡大縦断面図FIG. 2 is an enlarged longitudinal sectional view of a main part of the same.

【図３】ロック装置の分解斜視図FIG. 3 is an exploded perspective view of a lock device.

【図４】ロック装置の解錠状態を示す正面図FIG. 4 is a front view showing an unlocked state of the lock device.

【図５】ロック装置の施錠状態を示す一部切欠正面図FIG. 5 is a partially cutaway front view showing a locked state of the locking device.

【符号の説明】[Explanation of symbols]

１、２ 扉体 ３ 連結扉 ４ 枠体 １１ ロック装置 １６ つまみ １８ キャップ １９ 止めビス ２０ ロック部材 ２３ ロック片 ２６ レール ２９ ばね部材 ３０ 膨出部 1, 2 Door body 3 Connection door 4 Frame body 11 Lock device 16 Knob 18 Cap 19 Stop screw 20 Lock member 23 Lock piece 26 Rail 29 Spring member 30 Swelling part

Claims (1)

(57)【実用新案登録請求の範囲】(57) [Scope of utility model registration request] 【請求項１】 二枚の扉体を二つ折り自在に枢止連結
し、この連結扉を開口部の枠体に開閉自在になるよう取
付けた二つ折り扉において、一方扉体の下かまちに室内
側へ突出するよう回動自在に取付けたつまみと、前記下
かまち内につまみと一体に回動するよう収納され、外周
の一部に設けた突出部の外周に突設したロック片が開口
部枠体の下桟に対して係脱し、突出部の外面でロック片
の回転方向両側の位置が、下かまちの底壁に対する当接
によってロック片の回動を施錠と開錠の位置に制限する
平坦面となるロック部材とからなり、前記ロック部材
に、両端が突出部に連なってロック部材の外側に同心円
状の配置となり、下かまちの上部内面に圧接してロック
片の開錠姿勢と施錠姿勢の何れかを保持するばね部材を
一体に設けたことを特徴とする二つ折り扉のロック装
置。1. A two-fold door in which two door bodies are pivotally connected so that they can be folded in two and the connection door is attached to a frame body of an opening so as to be openable and closable. and pivotally mounting the knob so as to protrude inward, it is accommodated so as to rotate integrally with the knob in the lower stile, the outer periphery
The lock piece projecting from the outer periphery of the protruding portion formed in a portion is disengaged from the lower crosspiece of the opening frame, the lock piece in an outer surface of the projecting portion
Positions on both sides in the direction of rotation contact the bottom wall of the lower stile
Restricts the rotation of the lock piece to the locked and unlocked positions
A lock member having a flat surface, and both ends of the lock member are connected to the protrusions and concentric circles are formed on the outside of the lock member.
A lock device for a double-folding door, which is integrally arranged with a spring member that is arranged in a circular shape and presses against the inner surface of the upper portion of the lower stile to hold either the unlocked posture or the locked posture of the lock piece.