JP2023001952A

JP2023001952A - Door opening/closing device

Info

Publication number: JP2023001952A
Application number: JP2021102874A
Authority: JP
Inventors: 寿一田河; Toshikazu Tagawa
Original assignee: UNION CORP
Current assignee: UNION CORP
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2023-01-10

Abstract

To provide a door opening/closing device capable of increasing flexibility of a door design, while ensuring sufficient mounting strength of a lever handle.SOLUTION: The door opening/closing device comprises an engagement member 10, a handle mechanism 20, a conversion mechanism 30, a case 40, pedestal means 50, 50A and a fixing member 60. The engagement member 10 is retractably installed in a door end 2 of a door 1, and engages the door 1 in a closed state. The handle mechanism 20 includes a lever handle 21 and a handle shaft 22, and receives an operation to open/close the door 1. The pedestal members 50, 50A are provided inside a storage space 3, and mount the case 40 on a peripheral wall 3a of the storage space 3. The fixing member 60 fixes the pedestal members 50, 50A on the peripheral wall 3a of the storage space 3.SELECTED DRAWING: Figure 1

Description

本発明は、レバーハンドルを具備し、ドアの開閉操作を受付けるドア開閉装置に関するものである。 BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door opening/closing device that has a lever handle and receives a door opening/closing operation.

レバーハンドルを具備し、ドアの開閉操作を受付けるドア開閉装置として、特許文献１には、一対のレバーハンドルと、ラッチボルト等の係止部材とを具備するドア開閉装置が記載されている。一対のレバーハンドルは、ドアの両面に取付けられ、角芯によって、一体的に回動するように互いに連結される。ラッチボルトは、ドアの戸先から突出し、扉枠等と係合し、ドアを閉状態に係止する。 2. Description of the Related Art As a door opening/closing device that has lever handles and receives door opening/closing operations, Patent Document 1 describes a door opening/closing device that includes a pair of lever handles and a locking member such as a latch bolt. A pair of lever handles are attached to opposite sides of the door and connected to each other by a corner core so as to rotate together. The latch bolt protrudes from the edge of the door, engages with a door frame or the like, and locks the door in a closed state.

レバーハンドルが回動されると、ラッチボルトがドアの内部にしりぞき、ドアの係止状態が解除され、レバーハンドルの押し引きによって、ドアが開閉される。また、ドアにおけるレバーハンドルの取付け位置においては、レバーハンドルを押し引きするドアの開閉操作に対し、十分な強度でレバーハンドルを取付けできるように、円形のハンドル座が設置される。 When the lever handle is rotated, the latch bolt slides into the interior of the door, the locked state of the door is released, and the door is opened and closed by pushing and pulling the lever handle. In addition, a circular handle seat is provided at the mounting position of the lever handle on the door so that the lever handle can be mounted with sufficient strength for opening and closing the door by pushing and pulling the lever handle.

国際公開第２０１７／１８３０５６号WO2017/183056

しかしながら、特許文献１に記載のドア開閉装置においては、レバーハンドルの取付け位置にハンドル座が設けられることによって、ドアのデザインが制約される。 However, in the door opening/closing device described in Patent Document 1, the design of the door is restricted by providing the handle seat at the mounting position of the lever handle.

本発明は、上記課題に鑑みてなされたものであり、その目的は、レバーハンドルの十分な取付け強度を保証しながら、ドアのデザインの自由度を大きくできるドア開閉装置を提供することにある。 SUMMARY OF THE INVENTION An object of the present invention is to provide a door opening/closing device that can increase the degree of freedom in door design while ensuring sufficient mounting strength of the lever handle.

本願に開示するドア開閉装置は、係止部材（１０）と、ハンドル機構（２０）と、変換機構（３０）と、ケース（４０）と、台座手段（５０、５０Ａ）と、固定部材（６０）とを具備する。前記係止部材（１０）は、ドア（１）の戸先（２）から出没可能に設けられ、前記ドア（１）を閉状態に係止する。前記ハンドル機構（２０）は、レバーハンドル（２１）、及びハンドル軸（２２）を含む。前記ハンドル軸（２２）は、前記レバーハンドル（２１）と一体的に回転可能に連結される。前記変換機構（３０）は、前記係止部材（１０）が、前記戸先（２）から突出するときの突出方向（Ｘ１）と反対方向（Ｘ２）に移動するように、前記ハンドル軸（２２）の回転運動を前記係止部材（１０）の直線運動に変換する。前記ケース（４０）は、前記ドア（１）の内部に形成される収納空間（３）に収納され、前記変換機構（３０）を収容し、前記係止部材（１０）を進退可能に支持する。前記台座手段（５０、５０Ａ）は、前記ケース（４０）に付設され、前記収納空間（３）の周壁（３ａ）に前記ケース（４０）を取付ける。また、前記台座手段（５０、５０Ａ）は、前記収納空間（３）の内部に配設される。前記固定部材（６０）は、本体部（６１）、連結部（６２）、及び係合部（６３）を有し、前記台座手段（５０、５０Ａ）を前記収納空間（３）の前記周壁（３ａ）に固定する。前記本体部（６１）は、筒状であり、前記ハンドル軸（２２）が挿通される。前記連結部（６２）は、前記本体部（６１）に形成され、前記本体部（６１）を前記台座手段（５０、５０Ａ）と連結する。前記係合部（６３）は、前記本体部（６１）に形成され、前記周壁（３ａ）と係合する。 The door opening/closing device disclosed in the present application comprises a locking member (10), a handle mechanism (20), a converting mechanism (30), a case (40), base means (50, 50A), a fixing member (60 ) and The locking member (10) is provided so as to be able to protrude from the door tip (2) of the door (1), and locks the door (1) in a closed state. The handle mechanism (20) includes a lever handle (21) and a handle shaft (22). The handle shaft (22) is integrally rotatably connected with the lever handle (21). The conversion mechanism (30) moves the handle shaft (22) so that the locking member (10) moves in a direction (X2) opposite to a projecting direction (X1) when projecting from the door tip (2). ) into linear motion of the locking member (10). The case (40) is accommodated in a storage space (3) formed inside the door (1), accommodates the conversion mechanism (30), and supports the locking member (10) so as to advance and retreat. . The pedestal means (50, 50A) are attached to the case (40) and attach the case (40) to the peripheral wall (3a) of the storage space (3). Further, the pedestal means (50, 50A) are arranged inside the storage space (3). The fixing member (60) has a body portion (61), a connecting portion (62), and an engaging portion (63), and the pedestal means (50, 50A) is attached to the peripheral wall (3) of the storage space (3). 3a). The main body (61) has a tubular shape, and the handle shaft (22) is inserted therethrough. The connection part (62) is formed in the body part (61) and connects the body part (61) with the base means (50, 50A). The engaging portion (63) is formed in the body portion (61) and engages with the peripheral wall (3a).

本願に開示するドア開閉装置において、前記固定部材（６０）の前記連結部（６２）は、前記固定部材（６０）の前記本体部（６１）の軸方向の一端に形成される、雄ネジ及び雌ネジの一方を含む。前記台座手段（５０、５０Ａ）は、前記連結部（６２）の前記雄ネジ及び前記雌ネジの前記一方と螺合する前記雄ネジ及び前記雌ネジの他方を含む被連結部（５１）を有する。前記固定部材（６０）の前記係合部（６３）は、鍔状であり、前記軸方向の他端に形成され、前記周壁（３ａ）に形成される挿通孔（３ｂ）に前記本体部（６１）が挿通されている状態において前記周壁（３ａ）を前記台座手段（５０、５０Ａ）との間に挟む。 In the door opening/closing device disclosed in the present application, the connecting portion (62) of the fixing member (60) is formed at one axial end of the body portion (61) of the fixing member (60). Includes one of the female threads. The pedestal means (50, 50A) has a connected portion (51) including the other of the male screw and the female screw that is screwed with the one of the male screw and the female screw of the connecting portion (62). . The engaging portion (63) of the fixing member (60) has a flange shape, is formed at the other end in the axial direction, and is inserted into the insertion hole (3b) formed in the peripheral wall (3a). 61) is inserted, the peripheral wall (3a) is sandwiched between the pedestal means (50, 50A).

また、本願に開示するドア開閉装置において、レバーハンドル（２１）の基端部（２１ａ）、及び前記係合部（６３）は、略円形であり、前記係合部（６３）の外径は、前記基端部（２１ａ）の外径と略等しいか、前記基端部（２１ａ）の外径より小さい。 Further, in the door opening/closing device disclosed in the present application, the base end (21a) of the lever handle (21) and the engaging portion (63) are substantially circular, and the outer diameter of the engaging portion (63) is , substantially equal to or smaller than the outer diameter of the proximal end (21a).

本発明に係るドア開閉装置によれば、レバーハンドルの十分な取付け強度を保証しながら、ドアのデザインの自由度を大きくできる。 According to the door opening/closing device of the present invention, it is possible to increase the degree of freedom in designing the door while ensuring sufficient mounting strength of the lever handle.

本発明の実施形態に係るドア開閉装置の上面図である。1 is a top view of a door opening/closing device according to an embodiment of the present invention; FIG. 図１のドア開閉装置の正面図である。FIG. 2 is a front view of the door opening/closing device of FIG. 1; 図１のドア開閉装置の側面図である。FIG. 2 is a side view of the door opening/closing device of FIG. 1; （ａ）実施形態の台座手段を示す平面図である。（ｂ）実施形態の台座手段を示すＡ－Ａ線断面図である。(a) It is a top view which shows the base means of embodiment. (b) is a sectional view taken along the line AA showing the pedestal means of the embodiment; （ａ）実施形態の他の台座手段を示す平面図である。（ｂ）実施形態の他の台座手段を示すＢ－Ｂ線断面図である。(a) It is a top view which shows the other base means of embodiment. (b) is a cross-sectional view taken along the line BB showing another pedestal means of the embodiment; （ａ）実施形態の固定部材を示す平面図である。（ｂ）実施形態の固定部材を示すＣ－Ｃ線断面図である。(a) It is a top view which shows the fixing member of embodiment. (b) A sectional view taken along the line CC showing the fixing member of the embodiment. （ａ）実施形態のスペーサ部材を示す平面図である。（ｂ）実施形態のスペーサ部材を示すＤ－Ｄ線断面図である。(a) It is a top view which shows the spacer member of embodiment. (b) is a cross-sectional view along the line DD showing the spacer member of the embodiment;

以下、本発明の実施形態に係るドア開閉装置を図面に基づいて詳しく説明する。なお、以下に説明する実施形態は、本発明を実施するのに好ましい具体例であるから、技術的に種々の限定がなされているが、本発明は、以下の説明において特に発明を限定する旨が明記されていない限り、この実施形態に限定されるものではない。 A door opening/closing device according to an embodiment of the present invention will be described in detail below with reference to the drawings. It should be noted that the embodiment described below is a preferred specific example for carrying out the present invention, and various technical limitations are made, but the present invention is particularly limited in the following description. is not limited to this embodiment unless specified.

〈実施形態〉
以下に、図１から図３を参照して、本発明の実施形態に係るドア開閉装置を説明する。図１は、本発明の実施形態に係るドア開閉装置の上面図である。図２は、図１のドア開閉装置の正面図である。図３は、図１のドア開閉装置の側面図である。 <Embodiment>
A door opening/closing device according to an embodiment of the present invention will be described below with reference to FIGS. 1 to 3. FIG. FIG. 1 is a top view of a door opening/closing device according to an embodiment of the present invention. 2 is a front view of the door operator of FIG. 1. FIG. 3 is a side view of the door operator of FIG. 1. FIG.

図１から図３に示すように、実施形態に係るドア開閉装置は、開き戸であるドア１の開閉操作を受付け、ドア１を開閉する装置であり、係止部材としてのラッチボルト１０と、ハンドル機構２０と、変換機構３０と、ケース４０と、台座手段としての台座部材５０、５０Ａと、固定部材６０と、スペーサ部材７０とを具備する。ドア１は、戸先２の近傍における内部に、ケース４０を収納する収納空間３が形成される。収納空間３は、戸先２に開口している。 As shown in FIGS. 1 to 3, the door opening/closing device according to the embodiment is a device for receiving an opening/closing operation of a hinged door 1 and opening/closing the door 1, and includes a latch bolt 10 as a locking member and a handle. It comprises a mechanism 20 , a conversion mechanism 30 , a case 40 , pedestal members 50 and 50A as pedestal means, a fixing member 60 and a spacer member 70 . The door 1 has a storage space 3 for storing the case 40 inside near the door tip 2 . The storage space 3 opens at the door 2.

ラッチボルト１０は、ドア１の戸先２から出没可能に設けられ、例えば扉枠に設置されるストライクと係合し、ドア１を閉状態に係止する。ラッチボルト１０の先端は、斜面となっており、ラッチボルト１０がロックされていない状態において、ドア１を閉じる際にはハンドル操作は必要とされず、ドア１を開けるときにだけハンドル操作が必要となる。 The latch bolt 10 is provided so as to be able to protrude from the door end 2 of the door 1, and engages with a strike installed on a door frame, for example, to lock the door 1 in a closed state. The tip of the latch bolt 10 is sloped, and when the latch bolt 10 is not locked, the handle operation is not required when closing the door 1, and the handle operation is required only when opening the door 1. becomes.

ハンドル機構２０は、レバーハンドル２１、及びハンドル軸２２を含み、ドア１の開閉操作を受付ける。実施形態においては、ハンドル機構２０は、ドア１の両面に取付けられる一対のレバーハンドル２１を含む。 The handle mechanism 20 includes a lever handle 21 and a handle shaft 22 and receives opening/closing operations of the door 1 . In an embodiment, handle mechanism 20 includes a pair of lever handles 21 attached to opposite sides of door 1 .

図１、図３に示すように、一対のレバーハンドル２１は、基端部２１ａがドア面と略平行となり、握りの部分がドア面と略平行に延びるように、ドア１の両面に取付けられる。また、実施形態においては、基端部２１ａは、略円形である。略円形とは、円形と認識される、真円に近い形状である。 As shown in FIGS. 1 and 3, the pair of lever handles 21 are attached to both sides of the door 1 so that the base ends 21a are substantially parallel to the door surface and the grip portions extend substantially parallel to the door surface. . Moreover, in the embodiment, the base end portion 21a is substantially circular. A substantially circular shape is a shape close to a perfect circle that is recognized as a circle.

ハンドル軸２２は、実施形態においては、横断面形状が略正方形の角芯であり、一対のレバーハンドル２１と一体的に回転可能に連結される。また、図１に示すように、収納空間３における対向する各周壁３ａには、ハンドル軸２２が挿通される挿通孔３ｂがそれぞれ形成される。なお、ハンドル軸２２がレバーハンドル２１と別体の部材であることは必須ではなく、ハンドル軸２２は一対のレバーハンドル２１の少なくとも一方と一体の部材であってもよい。 In the embodiment, the handle shaft 22 is a rectangular core with a substantially square cross-sectional shape, and is connected to the pair of lever handles 21 so as to be integrally rotatable. In addition, as shown in FIG. 1, insertion holes 3b through which the handle shaft 22 is inserted are formed in the opposing peripheral walls 3a of the storage space 3, respectively. It should be noted that it is not essential that the handle shaft 22 is a separate member from the lever handle 21 , and the handle shaft 22 may be a member integrated with at least one of the pair of lever handles 21 .

変換機構３０は、図１、図２に示すように、ラッチボルト１０が、戸先２から突出するときの突出方向Ｘ１と反対方向Ｘ２に移動するように、ハンドル軸２２の回転運動をラッチボルト１０の直線運動に変換する。 As shown in FIGS. 1 and 2, the conversion mechanism 30 converts the rotational movement of the handle shaft 22 into the latch bolt 10 so that the latch bolt 10 moves in the direction X2 opposite to the direction X1 in which the latch bolt 10 protrudes from the door end 2. Convert to 10 linear motions.

実施形態の変換機構３０は、レバーカムを用いた公知の変換機構であり、詳細説明は省略する。また、実施形態においては、ハンドル軸２２は、レバーカムに形成される軸孔３１に嵌挿されることによって、変換機構３０に軸支されており、ハンドル軸２２の回転が変換機構３０に伝達される。 The conversion mechanism 30 of the embodiment is a known conversion mechanism using a lever cam, and detailed description thereof will be omitted. In the embodiment, the handle shaft 22 is pivotally supported by the conversion mechanism 30 by being inserted into a shaft hole 31 formed in the lever cam, and the rotation of the handle shaft 22 is transmitted to the conversion mechanism 30. .

図１、図２に示すように、ケース４０は、方形であり、収納空間３に収納され、変換機構３０を収容し、ラッチボルト１０を進退可能に支持する。実施形態においては、ケース４０は、金属製であり、変換機構３０及びラッチボルト１０の他に、ラッチボルト１０をロックするシリンダ錠等のロック機構４４、ラッチボルト１０を突出方向Ｘ１に付勢するスプリング、及び、操作されていないときの初期位置に回動するように、レバーハンドル２１を付勢するスプリングを収容している。 As shown in FIGS. 1 and 2, the case 40 has a rectangular shape, is accommodated in the accommodation space 3, accommodates the conversion mechanism 30, and supports the latch bolt 10 so as to advance and retreat. In the embodiment, the case 40 is made of metal, and in addition to the conversion mechanism 30 and the latch bolt 10, a locking mechanism 44 such as a cylinder lock that locks the latch bolt 10 and a locking mechanism 44 that urges the latch bolt 10 in the protruding direction X1. It contains a spring and a spring that biases the lever handle 21 to pivot to its initial position when it is not actuated.

また、ケース４０は、戸先２側の面に、ケース４０の本体部から上下に延出する板状の延出部４１を有している。延出部４１は、図２、図３に示すように、蓋板４２とともに、取付けビス４３によって、ドア１の戸先２に留められる。 Further, the case 40 has a plate-like extension part 41 extending vertically from the main body part of the case 40 on the surface on the side of the door end 2 . As shown in FIGS. 2 and 3, the extending portion 41 is fastened to the door end 2 of the door 1 with a mounting screw 43 together with a cover plate 42 .

次に図４、図５を参照して、台座手段としての台座部材５０、５０Ａを説明する。図４（ａ）は、実施形態の台座部材を示す平面図である。図４（ｂ）は、実施形態の台座部材を示すＡ－Ａ線断面図である。図５（ａ）は、実施形態の他の台座部材を示す平面図である。図５（ｂ）は、実施形態の他の台座部材を示すＢ－Ｂ線断面図である。 Next, pedestal members 50 and 50A as pedestal means will be described with reference to FIGS. 4 and 5. FIG. FIG. 4(a) is a plan view showing the base member of the embodiment. FIG. 4(b) is a sectional view taken along the line AA showing the base member of the embodiment. FIG. 5(a) is a plan view showing another base member of the embodiment. FIG. 5(b) is a cross-sectional view taken along line BB showing another base member of the embodiment.

図４、図５に示すように、台座部材５０、５０Ａは、板状であり、図１、図２に示すように、ケース４０に付設され、収納空間３の周壁３ａにケース４０を取付ける。そして、台座部材５０、５０Ａは、収納空間３の内部に配設される。実施形態においては、台座部材５０、５０Ａは、金属製であるが、樹脂製であってもよい。 As shown in FIGS. 4 and 5, the pedestal members 50 and 50A are plate-shaped, and as shown in FIGS. The pedestal members 50 and 50A are arranged inside the storage space 3 . In the embodiment, the base members 50, 50A are made of metal, but may be made of resin.

また、実施形態においては、２つの台座部材５０、５０Ａが、ケース４０の内側面と外側面の両面に付設される。ケース４０の内側面とは、ドア１が設けられる部屋などの内部に向かう面を言い、外側面とは、外部に向かう面を言う。実施形態においては、２つの台座部材５０、５０Ａの一方である台座部材５０がケース４０の外側面に付設され、他方の台座部材５０Ａがケース４０の内側面に付設されている。 Also, in the embodiment, two base members 50 and 50A are attached to both the inner surface and the outer surface of the case 40 . The inner surface of the case 40 refers to the surface facing the inside of the room or the like in which the door 1 is provided, and the outer surface refers to the surface facing the outside. In the embodiment, the seat member 50 which is one of the two seat members 50 and 50A is attached to the outer surface of the case 40 and the other seat member 50A is attached to the inner surface of the case 40 .

また、実施形態においては、台座部材５０、５０Ａは、円板状であり、中央に、台座部材５０、５０Ａを厚み方向に貫通する雌ネジを含む被連結部５１を有している。また、実施形態においては、ケース４０の厚みと台座部材５０、５０Ａの厚みとの合計が、収納空間３におけるドア１の厚み方向の寸法と略一致するように、台座部材５０、５０Ａの厚みとケース４０の厚みとが設定されている。略一致するとは、ケース４０を収納空間３の中に入れるときに、２つの台座部材５０、５０Ａと収納空間３の両側の周壁３ａとが擦れ合う程度に両者が一致していることをいう。 Further, in the embodiment, the base members 50 and 50A are disc-shaped and have a connected portion 51 at the center including a female screw penetrating the base members 50 and 50A in the thickness direction. In addition, in the embodiment, the thickness of the base members 50 and 50A is set so that the sum of the thickness of the case 40 and the thickness of the base members 50 and 50A substantially matches the dimension of the door 1 in the storage space 3 in the thickness direction. The thickness of the case 40 is set. “Substantially matched” means that when the case 40 is put into the storage space 3, the two base members 50, 50A and the peripheral walls 3a on both sides of the storage space 3 are matched to such an extent that they rub against each other.

そして、図４に示すように、一方の台座部材５０においては、被連結部５１を間に挟んで直線状に並ぶように、一対のネジ挿通孔５２が形成される。一対のネジ挿通孔５２には、図１に示す止めネジ５４が挿通される。また、図４に示すように、ネジ挿通孔５２の周囲には、止めネジ５４の頭部と嵌合する凹部５３が、一対のネジ挿通孔５２と同軸心に形成される。 Further, as shown in FIG. 4, in one base member 50, a pair of screw insertion holes 52 are formed so as to be arranged in a straight line with the connected portion 51 interposed therebetween. A set screw 54 shown in FIG. 1 is inserted through the pair of screw insertion holes 52 . Further, as shown in FIG. 4 , recesses 53 that engage with the heads of set screws 54 are formed around the screw insertion holes 52 coaxially with the pair of screw insertion holes 52 .

また、図５に示すように、他方の台座部材５０Ａにおいては、被連結部５１を間に挟んで直線状に並ぶように、一対のネジ孔５２Ａが形成されている。一対のネジ孔５２Ａは、一方の台座部材５０の一対のネジ挿通孔５２と対応する位置に形成されており、図１に示すように、一対のネジ挿通孔５２に挿通される止めネジ５４が、一対のネジ孔５２Ａと螺合することによって、２つの台座部材５０、５０Ａがケース４０の両面に付設される。 Further, as shown in FIG. 5, in the other base member 50A, a pair of screw holes 52A are formed so as to be arranged linearly with the connected portion 51 interposed therebetween. The pair of screw holes 52A are formed at positions corresponding to the pair of screw insertion holes 52 of one base member 50, and as shown in FIG. , and a pair of screw holes 52A, the two pedestal members 50, 50A are attached to both surfaces of the case 40. As shown in FIG.

次に、図６を参照して、固定部材６０を説明する。図６（ａ）は、実施形態の固定部材を示す平面図である。図６（ｂ）は、実施形態の固定部材を示すＣ－Ｃ線断面図である。 Next, the fixing member 60 will be described with reference to FIG. Fig.6 (a) is a top view which shows the fixing member of embodiment. FIG. 6(b) is a sectional view taken along the line CC showing the fixing member of the embodiment.

図６に示すように、固定部材６０は、本体部６１、連結部６２、係合部６３、及び回転操作溝６４を有し、台座部材５０、５０Ａを収納空間３の周壁３ａに固定する。実施形態においては、固定部材６０は金属製であり、２つの固定部材６０が使用され、２つの台座部材５０、５０Ａを収納空間３の対向する各周壁３ａにそれぞれ固定する。 As shown in FIG. 6 , the fixing member 60 has a body portion 61 , a connecting portion 62 , an engaging portion 63 and a rotation operation groove 64 , and fixes the base members 50 and 50A to the peripheral wall 3 a of the storage space 3 . In the embodiment, the fixing member 60 is made of metal, and two fixing members 60 are used to fix the two base members 50 and 50A to the opposing peripheral walls 3a of the storage space 3, respectively.

本体部６１は、筒状であり、挿通孔３ｂに挿通されるとともに、中空部にハンドル軸２２が挿通される。実施形態においては、本体部６１は、円筒状であり、本体部６１の軸方向の長さは、収納空間３の周壁３ａの厚みよりも大きい長さに設定される。また、実施形態においては、挿通孔３ｂの形状は略円形であり、挿通孔３ｂの径は、本体部６１が挿通孔３ｂと隙間なく嵌り合う程度に、本体部６１の外径と略等しく設定される。 The main body portion 61 has a cylindrical shape, is inserted through the insertion hole 3b, and has a hollow portion through which the handle shaft 22 is inserted. In the embodiment, the body portion 61 is cylindrical, and the axial length of the body portion 61 is set to be greater than the thickness of the peripheral wall 3 a of the storage space 3 . Further, in the embodiment, the shape of the insertion hole 3b is substantially circular, and the diameter of the insertion hole 3b is set substantially equal to the outer diameter of the main body part 61 to the extent that the main body part 61 fits into the insertion hole 3b without a gap. be done.

連結部６２は、本体部６１に形成され、本体部６１を台座部材５０、５０Ａと連結する。実施形態においては、連結部６２は、固定部材６０の本体部６１における軸方向の一端に形成される雄ネジを含み、台座部材５０、５０Ａの被連結部５１に含まれる雌ネジと螺合し、本体部６１を台座部材５０、５０Ａと連結する。 The connecting portion 62 is formed in the main body portion 61 and connects the main body portion 61 with the base members 50 and 50A. In the embodiment, the connecting portion 62 includes a male thread formed at one axial end of the body portion 61 of the fixing member 60, and is screwed with a female thread included in the connected portion 51 of the base members 50 and 50A. , connect the body portion 61 to the base members 50 and 50A.

係合部６３は、本体部６１に形成され、周壁３ａと係合する。実施形態においては、係合部６３は、鍔状であり、本体部６１における軸方向の他端に形成され、図１に示すように、挿通孔３ｂに本体部６１が挿通されている状態において周壁３ａを台座部材５０、台座部材５０Ａとの間に挟む。 The engaging portion 63 is formed in the body portion 61 and engages with the peripheral wall 3a. In the embodiment, the engaging portion 63 has a brim shape and is formed at the other axial end of the main body portion 61, and as shown in FIG. The peripheral wall 3a is sandwiched between the base member 50 and the base member 50A.

回転操作溝６４は、図６に示すように、１０円玉等のコインと嵌合可能に係合部６３に形成されており、コインを回転操作溝６４と嵌合し、回転することによって、本体部６１を回転でき、連結部６２の雄ネジを台座部材５０、５０Ａにおける被連結部５１の雌ネジにネジ込む操作と、ネジ戻しする操作を簡単にできる。 As shown in FIG. 6, the rotation operation groove 64 is formed in the engaging portion 63 so that it can be fitted with a coin such as a 10-yen coin. The body portion 61 can be rotated, and the operation of screwing the male screw of the connecting portion 62 into the female screw of the connected portion 51 of the base members 50 and 50A and the screwing operation can be simplified.

また、実施形態においては、レバーハンドル２１の基端部２１ａ、及び係合部６３は、略円形であり、係合部６３の外径は、基端部２１ａの外径と略等しいか、基端部２１ａの外径より小さい。 In addition, in the embodiment, the proximal end portion 21a of the lever handle 21 and the engaging portion 63 are substantially circular, and the outer diameter of the engaging portion 63 is substantially equal to the outer diameter of the proximal end portion 21a. It is smaller than the outer diameter of the end portion 21a.

次に、図７を参照して、実施形態のスペーサ部材７０を説明する。図７（ａ）は、実施形態のスペーサ部材を示す平面図である。図７（ｂ）は、実施形態のスペーサ部材を示すＤ－Ｄ線断面図である。 Next, the spacer member 70 of the embodiment will be described with reference to FIG. Fig.7 (a) is a top view which shows the spacer member of embodiment. FIG. 7(b) is a cross-sectional view taken along line DD showing the spacer member of the embodiment.

図７に示すように、スペーサ部材７０は、本体部７１と、鍔状の覆い部７２と、嵌合部７３とを含む。実施形態においては、スペーサ部材７０は樹脂製であるが、固定部材６０を樹脂製としたとき、スペーサ部材７０を省略することもできる。 As shown in FIG. 7 , the spacer member 70 includes a body portion 71 , a brim-shaped cover portion 72 and a fitting portion 73 . In the embodiment, the spacer member 70 is made of resin, but when the fixing member 60 is made of resin, the spacer member 70 can be omitted.

スペーサ部材７０の本体部７１は、筒状であり、固定部材６０の本体部６１における中空部に嵌挿され、ハンドル軸２２と固定部材６０の本体部６１との間に配設される。覆い部７２は、本体部７１における軸方向の一端に形成され、固定部材６０の係合部６３を覆い、レバーハンドル２１の基端部２１ａと固定部材６０の係合部６３との間に配設される。嵌合部７３は、溝状であり、覆い部７２に形成され、固定部材６０の係合部６３と嵌合する。 A body portion 71 of the spacer member 70 is tubular, is inserted into a hollow portion of the body portion 61 of the fixing member 60 , and is arranged between the handle shaft 22 and the body portion 61 of the fixing member 60 . The covering portion 72 is formed at one axial end of the main body portion 71 , covers the engaging portion 63 of the fixing member 60 , and is arranged between the base end portion 21 a of the lever handle 21 and the engaging portion 63 of the fixing member 60 . is set. The fitting portion 73 is groove-shaped, is formed in the cover portion 72 , and fits with the engaging portion 63 of the fixing member 60 .

以上、図１から図７を参照して説明したように、実施形態のドア開閉装置によれば、ケース４０が、ドア１の内部に形成される収納空間３に収納され、台座部材５０、５０Ａが、収納空間３の内部に配設され、固定部材６０が、台座部材５０、５０Ａを収納空間３の周壁３ａに固定する。台座部材５０、５０Ａが、収納空間３の内部に配設されることによって、ドア１の外側から台座部材５０、５０Ａが見えないように隠すことができ、台座部材５０、５０Ａの存在によってドア１のデザインが制約されることを防止でき、ドア１のデザインの自由度を大きくできる。 As described above with reference to FIGS. 1 to 7, according to the door opening/closing device of the embodiment, the case 40 is stored in the storage space 3 formed inside the door 1, and the base members 50 and 50A are stored. is arranged inside the storage space 3 , and a fixing member 60 fixes the pedestal members 50 and 50</b>A to the peripheral wall 3 a of the storage space 3 . By arranging the base members 50 and 50A inside the storage space 3, the base members 50 and 50A can be hidden from being seen from the outside of the door 1. The design of the door 1 can be prevented from being restricted, and the degree of freedom in the design of the door 1 can be increased.

また、ハンドル軸２２を軸支する変換機構３０が、ケース４０に収容され、ケース４０が、台座部材５０、５０Ａによって、収納空間３の周壁３ａに取付けられることから、従来のドア開閉装置においてハンドル台座がドアの外側面に配設される場合と同様の強度によってレバーハンドル２１をドア１に取付けできる。 In addition, since the conversion mechanism 30 that supports the handle shaft 22 is accommodated in the case 40, and the case 40 is attached to the peripheral wall 3a of the storage space 3 by the base members 50 and 50A, the handle is The lever handle 21 can be attached to the door 1 with the same strength as when the pedestal is arranged on the outside surface of the door.

更に、図１を参照して説明したように、ケース４０の厚みと台座部材５０、５０Ａの厚みとの合計が、収納空間３におけるドア１の厚み方向の寸法と略一致するように各部材の厚みが設定されていることによって、ハンドル軸２２を軸支しているケース４０の収納空間３内部におけるガタつきを小さくでき、レバーハンドル２１の操作によってドア１を開閉する際の操作感を向上できる。 Furthermore, as described with reference to FIG. 1, each member is arranged so that the sum of the thickness of the case 40 and the thickness of the base members 50 and 50A substantially matches the dimension of the door 1 in the storage space 3 in the thickness direction. By setting the thickness, rattling inside the storage space 3 of the case 40 supporting the handle shaft 22 can be reduced, and the operational feeling when opening and closing the door 1 by operating the lever handle 21 can be improved. .

従来のドア開閉装置においては、特許文献１に示されているようなネジ筒を介して、ケースがハンドル台座に支持されており、収納空間の周壁とケースとの間には隙間が生じる。実施形態においては、ドア１の厚みに応じて例えば台座部材５０、５０Ａの厚みを調節することによって、収納空間３の内部におけるケース４０のガタつきを小さくでき、レバーハンドル２１の操作によってドア１を開閉する際の操作感を向上できる。 In the conventional door opening/closing device, the case is supported by the handle pedestal via a screw cylinder as disclosed in Patent Document 1, and a gap is generated between the peripheral wall of the storage space and the case. In the embodiment, by adjusting the thickness of the base members 50 and 50A, for example, according to the thickness of the door 1, the rattling of the case 40 inside the storage space 3 can be reduced, and the door 1 can be opened by operating the lever handle 21. The operational feeling when opening and closing can be improved.

また、図１から図７を参照して説明したように、実施形態のドア開閉装置において、固定部材６０の連結部６２が、雄ネジを含み、台座部材５０、５０Ａの被連結部５１が、雌ネジを含み、固定部材６０における鍔状の係合部６３が、収納空間３の周壁３ａに形成される挿通孔３ｂに固定部材６０の本体部６１が挿通されている状態において周壁３ａを台座部材５０、５０Ａとの間に挟む。 Further, as described with reference to FIGS. 1 to 7, in the door opening/closing device of the embodiment, the connecting portion 62 of the fixing member 60 includes a male screw, and the connected portions 51 of the base members 50 and 50A are A brim-shaped engaging portion 63 of the fixing member 60 including a female screw is attached to the peripheral wall 3 a of the storage space 3 in a state where the body portion 61 of the fixing member 60 is inserted into the insertion hole 3 b formed in the peripheral wall 3 a of the storage space 3 . It is sandwiched between members 50 and 50A.

従って、挿通孔３ｂを通して、固定部材６０の雄ネジを台座部材５０、５０Ａの雌ネジに捩じ込むだけの簡単な操作によって、台座部材５０、５０Ａを収納空間３の周壁３ａに固定でき、ドア開閉装置を簡単にドア１に設置できる。また、上述したとおり、回転操作溝６４を固定部材６０に形成することによって、特別の工具を用いずに、例えばコインとねじ回しがあれば、ケース４０をドア１に取付け、取外しでき、ドア開閉装置の設置を更に簡単にできる。 Therefore, the base members 50 and 50A can be fixed to the peripheral wall 3a of the storage space 3 by a simple operation of screwing the male screw of the fixing member 60 into the female screw of the base members 50 and 50A through the insertion hole 3b. The opening/closing device can be easily installed on the door 1. Further, as described above, by forming the rotation operation groove 64 in the fixing member 60, the case 40 can be attached to and detached from the door 1 without using a special tool, for example, with a coin and a screwdriver, thereby opening and closing the door. Installation of the device can be made even easier.

また、図１、図７を参照して説明したように、実施形態のドア開閉装置においては、スペーサ部材７０が、固定部材６０と、レバーハンドル２１の基端部２１ａ、及びハンドル軸２２との間に配設される。従って、レバーハンドル２１、ハンドル軸２２、及び固定部材６０を金属製としたときに、金属同士が当接することを防止でき、ハンドル操作の際に異音が発生したり、各部材が損傷したりすることを防止でき、ドア開閉装置の操作性、耐久性を向上できる。 1 and 7, in the door opening/closing device of the embodiment, the spacer member 70 is provided between the fixing member 60, the base end portion 21a of the lever handle 21, and the handle shaft 22. placed in between. Therefore, when the lever handle 21, the handle shaft 22, and the fixing member 60 are made of metal, it is possible to prevent the metals from coming into contact with each other. , and the operability and durability of the door opening/closing device can be improved.

また、図１等を参照して説明したように、実施形態のドア開閉装置においては、レバーハンドル２１の基端部２１ａ、及び鍔状の係合部６３が、略円形であり、係合部６３の外径が、基端部２１ａの外径と略等しいか、基端部２１ａの外径より小さい。従って、レバーハンドル２１の基端部２１ａによって固定部材６０の係合部６３、又はスペーサ部材７０の覆い部７２を隠すことができ、例えばレバーハンドル２１が直接ドア１に取付けられているように見せることもでき、更にドア１のデザインの自由度を大きくできる。 Further, as explained with reference to FIG. The outer diameter of 63 is substantially equal to or smaller than the outer diameter of the base end portion 21a. Therefore, the engaging portion 63 of the fixing member 60 or the covering portion 72 of the spacer member 70 can be hidden by the proximal end portion 21a of the lever handle 21, so that it appears that the lever handle 21 is directly attached to the door 1, for example. Also, the degree of freedom in designing the door 1 can be increased.

なお、固定部材６０の係合部６３、又はスペーサ部材７０の覆い部７２の外径が基端部２１ａの外径より僅かに大きい程度では、固定部材６０の係合部６３、又はスペーサ部材７０の覆い部７２は、人の目にはレバーハンドル２１と一体のものと認識される。従って、固定部材６０の係合部６３、又はスペーサ部材７０の覆い部７２の径が基端部２１ａの外径より僅かに大きい場合にも、例えばレバーハンドル２１が直接ドア１に取付けられているように見せることができ、ドア１のデザインの自由度を大きくできる。 If the outer diameter of the engaging portion 63 of the fixing member 60 or the covering portion 72 of the spacer member 70 is slightly larger than the outer diameter of the base end portion 21a, the engaging portion 63 of the fixing member 60 or the spacer member 70 The cover portion 72 is recognized as one with the lever handle 21 by human eyes. Therefore, even if the engagement portion 63 of the fixing member 60 or the cover portion 72 of the spacer member 70 has a slightly larger diameter than the outer diameter of the base end portion 21a, the lever handle 21 is directly attached to the door 1, for example. , and the degree of freedom in designing the door 1 can be increased.

以上、図面（図１から図７）を参照しながら本発明の実施形態を説明した。但し、本発明は、上記の実施形態に限られるものではなく、その要旨を逸脱しない範囲で種々の態様において実施することが可能である（例えば、下記（１）から（４））。 The embodiments of the present invention have been described above with reference to the drawings (FIGS. 1 to 7). However, the present invention is not limited to the above embodiments, and can be implemented in various aspects without departing from the scope of the invention (eg, (1) to (4) below).

（１）上記実施形態においては、レバーハンドル２１の基端部２１ａの形状は略円形であったがこれに限られず、基端部の形状は、多角形、雲形、楕円形、星形等、適宜の形状とすることができる。このとき、固定部材６０の係合部６３の形状を基端部２１ａの形状と同じ形状にすることによって、固定部材６０の存在によってドア１のデザインが制約されることを防止でき、更に確実にドア１のデザインの自由度を大きくできる。 (1) In the above embodiment, the base end portion 21a of the lever handle 21 has a substantially circular shape, but is not limited thereto. It can be of any suitable shape. At this time, by making the shape of the engaging portion 63 of the fixing member 60 the same as the shape of the base end portion 21a, it is possible to prevent the design of the door 1 from being restricted by the presence of the fixing member 60, and furthermore reliably. The degree of freedom in designing the door 1 can be increased.

（２）上記実施形態においては、固定部材６０の連結部６２が台座部材５０、５０Ａの被連結部５１にネジ込まれることによって、固定部材６０の本体部６１が台座部材５０、５０Ａと連結されているが、これに限定されない。例えば固定部材６０の連結部６２にネジ挿通孔を形成し、本体部６１を内周側から台座部材５０、５０Ａにネジ止めすることによっても固定部材６０の本体部６１を台座部材５０、５０Ａと連結でき、固定部材６０は様々な方法で台座部材５０、５０Ａと連結できる。 (2) In the above embodiment, the body portion 61 of the fixing member 60 is connected to the base members 50 and 50A by screwing the connecting portion 62 of the fixing member 60 into the connected portion 51 of the base members 50 and 50A. but not limited to. For example, by forming a screw insertion hole in the connecting portion 62 of the fixing member 60 and screwing the main body portion 61 to the base members 50 and 50A from the inner peripheral side, the main body portion 61 of the fixing member 60 can be connected to the base members 50 and 50A. The fixed member 60 can be connected to the base members 50, 50A in a variety of ways.

（３）上記実施形態においては、台座手段は、ケース４０と別体の板状の台座部材５０、５０Ａであるが、台座部材５０、５０Ａは、ケース４０と一体形成されてもよい。あるいは、台座手段は、ある程度の面積で荷重を受けることができる構造であればよく、ケース４０における周壁３ａとの対向面が周壁３ａと直接当接し、荷重を受けるように、ケース４０の厚み、収納空間３におけるドア１の厚み方向の寸法等を設定し、ケース４０における周壁３ａとの対向面を台座手段としてもよい。このとき、被連結部５１はケース４０における周壁３ａとの対向面に形成される。しかしながら、台座手段は、ケース４０と別体の台座部材５０、５０Ａである方が、各種厚みの台座部材５０、５０Ａをケース４０に付設することによって、各種厚みのドアにより良く適用でき、好ましい。また、台座部材５０、５０Ａは、収納空間３の内部に配設されていれば、ケース４０と必ずしも接している必要はなく、従来のネジ筒等を使用し、ケース４０の表面との間に隙間が空くようにしてケース４０に付設されてもよい。 (3) In the above embodiment, the pedestal means are the plate-like pedestal members 50 and 50A that are separate from the case 40, but the pedestal members 50 and 50A may be integrally formed with the case 40. Alternatively, the pedestal means may have a structure capable of receiving a load over a certain area. The dimension of the door 1 in the storage space 3 in the thickness direction and the like may be set, and the surface of the case 40 facing the peripheral wall 3a may be used as the pedestal means. At this time, the connected portion 51 is formed on the surface of the case 40 facing the peripheral wall 3a. However, it is preferable that the pedestal means be the pedestal members 50 and 50A separate from the case 40, because by attaching the pedestal members 50 and 50A of various thicknesses to the case 40, doors of various thicknesses can be better applied. In addition, if the base members 50 and 50A are arranged inside the storage space 3, they do not necessarily have to be in contact with the case 40. It may be attached to the case 40 with a gap.

（４）上記実施形態においては、固定部材６０の連結部６２が雄ネジを含み、台座部材５０、５０Ａの被連結部５１が雌ネジを含んでいるが、これに限られず、固定部材６０の連結部６２が雌ネジを含み、台座部材５０、５０Ａの被連結部５１が雄ネジを含んでもよい。固定部材６０の連結部６２が雌ネジを含み、台座部材５０、５０Ａの被連結部５１が雄ネジを含むとき、台座部材５０、５０Ａにおける周壁３ａとの対向面に円環状の突起を形成し、円環状の突起に雄ネジを形成することが考えられる。又は、台座部材５０、５０Ａにおける周壁３ａとの対向面に円環状の溝を形成し、円環状の溝の内周側の壁部に雄ネジを形成してもよい。 (4) In the above embodiment, the connecting portion 62 of the fixing member 60 includes a male screw, and the connected portion 51 of the base members 50 and 50A includes a female screw. The connecting portion 62 may include female threads, and the connected portions 51 of the base members 50 and 50A may include male threads. When the connecting portion 62 of the fixing member 60 includes a female screw and the connected portion 51 of the base members 50 and 50A includes a male screw, an annular protrusion is formed on the surface of the base members 50 and 50A facing the peripheral wall 3a. , it is conceivable to form an external thread on the annular projection. Alternatively, an annular groove may be formed in the surfaces of the base members 50 and 50A facing the peripheral wall 3a, and a male screw may be formed in the wall portion on the inner peripheral side of the annular groove.

Ｘ１…突出方向
Ｘ２…反対方向
１…ドア
２…戸先
３…収納空間
３ａ…周壁
１０…ラッチボルト（係止部材）
２０…ハンドル機構
２１…レバーハンドル
２１ａ…基端部
２２…ハンドル軸
３０…変換機構
４０…ケース
５０、５０Ａ…台座部材
５１…被連結部
６０…固定部材
６１…本体部
６２…連結部
６３…係合部 X1... Protruding direction X2... Opposite direction 1... Door 2... Door edge 3... Storage space 3a... Surrounding wall 10... Latch bolt (locking member)
Reference Signs List 20 Handle mechanism 21 Lever handle 21a Base end portion 22 Handle shaft 30 Converting mechanism 40 Case 50, 50A Base member 51 Connected portion 60 Fixed member 61 Body portion 62 Connecting portion 63 Engagement Aibe

Claims

a locking member (10) provided so as to protrude from a door tip (2) of a door (1) and lock the door (1) in a closed state;
a handle mechanism (20) including a lever handle (21) and a handle shaft (22) integrally rotatably connected with the lever handle (21) and receiving an opening/closing operation of the door (1);
Rotational movement of the handle shaft (22) is controlled so that the locking member (10) moves in the direction (X2) opposite to the projecting direction (X1) when projecting from the door tip (2). a conversion mechanism (30) for converting to linear motion of the member (10);
a case (40) that is housed in a housing space (3) formed inside the door (1), houses the conversion mechanism (30), and supports the locking member (10) so that it can advance and retreat;
Pedestal means (50, 50A) attached to the case (40) for attaching the case (40) to the peripheral wall (3a) of the storage space (3), and arranged inside the storage space (3) a pedestal means (50, 50A) provided with
A cylindrical main body (61) through which the handle shaft (22) is inserted; 62), and an engaging portion (63) formed in the body portion (61) and engaged with the peripheral wall (3a), and the pedestal means (50, 50A) are arranged in the storage space (3). A fixing member (60) fixed to the peripheral wall (3a)
A door operator comprising:

the connecting portion (62) of the fixing member (60) includes one of a male screw and a female screw formed at one axial end of the body portion (61) of the fixing member (60);
The pedestal means (50, 50A) has a connected portion (51) including the other of the male screw and the female screw that is screwed with the one of the male screw and the female screw of the connecting portion (62). death,
The engaging portion (63) of the fixing member (60) has a flange shape, is formed at the other end in the axial direction, and is inserted into the insertion hole (3b) formed in the peripheral wall (3a). 61) is inserted, the peripheral wall (3a) is sandwiched between the base means (50, 50A).

The proximal end (21a) of the lever handle (21) and the engaging portion (63) are substantially circular, and the outer diameter of the engaging portion (63) is equal to the outer diameter of the proximal end (21a). or substantially equal to or smaller than the outer diameter of the base end portion (21a).