JP2660805B2 - Door locking device - Google Patents
Door locking deviceInfo
- Publication number
- JP2660805B2 JP2660805B2 JP4302794A JP4302794A JP2660805B2 JP 2660805 B2 JP2660805 B2 JP 2660805B2 JP 4302794 A JP4302794 A JP 4302794A JP 4302794 A JP4302794 A JP 4302794A JP 2660805 B2 JP2660805 B2 JP 2660805B2
- Authority
- JP
- Japan
- Prior art keywords
- lock
- handle
- cylinder
- hole
- lock handle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は自動販売機、ロッカー等
の扉に取付けられる扉の錠装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door locking device which is mounted on a door of a vending machine, a locker or the like.
【０００２】[0002]
【従来の技術】近年、自動販売機の扉の錠装置が泥棒に
よって破壊されてるという事件が起こっている。それ
は、自動販売機には常に多額のお金が入っているからで
ある。2. Description of the Related Art In recent years, an incident has occurred in which a lock device for a vending machine door has been destroyed by a thief. This is because vending machines always have a lot of money.
【０００３】ところで、泥棒が扉の錠装置を破壊する方
法としては、たとえば錠装置を構成するシリンダー錠の
鍵穴（鍵用切欠部）にガスバーナーを向け、そして、火
炎を吹き掛け、シリンダー錠を溶かし、その後施錠用ラ
ッチを解錠方向に移動させる、と言う手口を上げること
ができる。As a method of breaking a door lock device by a thief, for example, a gas burner is pointed at a key hole (key notch) of a cylinder lock constituting the lock device, and then a flame is blown to the cylinder lock. It is possible to raise a technique of melting and then moving the locking latch in the unlocking direction.
【０００４】そこで、現在、このような手口を用いる泥
棒に対する具体的な対策が要望されている。Therefore, at present, there is a demand for a specific countermeasure against a thief using such a technique.
【０００５】[0005]
【発明が解決しようとする課題】本発明は以上のような
従来の要望点に鑑み、第１の目的は、泥棒がガスバーナ
ーを用いてシリンダー錠を溶かしても、施錠用ラッチを
容易に解錠方向に移動させることができない扉の錠装置
を得ることである。また第２の目的は、シリンダー錠を
錠把手に確実に係止し、容易に錠把手から抜けないよう
にすることである。SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned demands, and a first object of the present invention is to easily release a locking latch even if a thief uses a gas burner to melt a cylinder lock. An object of the present invention is to provide a door locking device that cannot be moved in the locking direction. A second object is to securely lock the cylinder lock to the lock handle so that the cylinder lock does not easily come off the lock handle.
【０００６】[0006]
【課題を解決するための手段】本発明の扉の錠装置は、
錠筐体１１と、この錠筐体に把手部２３の表面が錠筐体
の表面と同一になるように格納される錠把手２１と、こ
の錠把手に錠の表面が錠把手の表面と略同一になるよう
に格納されるシリンダー錠３１とから成り、前記シリン
ダー錠には、外筒３２から角軸状突出端部３３ｂが突出
する駆動体３３を設け、一方、錠把手の挿入胴部２２内
には円筒部２５を形成し、この円筒部には前記駆動体の
角軸状突出端部と嵌合し、かつ、高熱によって溶ける合
成樹脂製の回動杆２６を内装し、また錠把手の挿入胴部
２２の後端部には前記回動杆により上下動し、錠筐体の
筐体係合孔１８と係脱する施錠用ラッチ２７を内装した
ことを特徴とする。According to the present invention, there is provided a door locking device comprising:
The lock housing 11, a lock handle 21 stored in the lock housing so that the surface of the handle portion 23 is the same as the surface of the lock housing, and the surface of the lock in this lock handle is substantially the same as the surface of the lock handle. And a cylinder lock 31 which is stored so as to be identical. The cylinder lock is provided with a driving body 33 from which an angular protruding end portion 33b protrudes from the outer cylinder 32, while an insertion barrel portion 22 of the lock handle is provided. A cylindrical portion 25 is formed therein, and a rotating rod 26 made of a synthetic resin that fits with the square shaft-shaped protruding end portion of the driving body and is melted by high heat is provided in the cylindrical portion. A locking latch 27 that moves up and down by the rotating rod and is engaged with and disengaged from the housing engaging hole 18 of the lock housing is provided at the rear end of the insertion body 22.
【０００７】[0007]
【作用】泥棒が自動販売機からお金を盗もうとし、錠装
置のシリンダー錠の駆動体の鍵用切欠部（鍵穴）にガス
バーナーを向けて火炎を吹き掛けると、シリンダー錠か
ら回動杆に高熱が伝わり、錠把手内の回動杆が溶ける。[Function] When a thief tries to steal money from a vending machine and directs a gas burner at the key notch (keyhole) of the drive unit of the cylinder lock of the lock device and blows the flame, the thrust from the cylinder lock to the rotating rod High heat is transmitted, and the rotating rod in the lock handle melts.
【０００８】しかして、回動杆が溶けると、シリンダー
錠を回転させても、回動杆はその機能を全く発揮するこ
とができず、施錠用ラッチは解錠方向へ移動しない。し
たがって、泥棒は自動販売機の扉を開けることができな
い。However, when the rotating rod is melted, even if the cylinder lock is rotated, the rotating rod cannot perform its function at all, and the locking latch does not move in the unlocking direction. Thus, the thief cannot open the vending machine door.
【０００９】[0009]
【実施例】以下、図面に示す実施例により本発明を詳細
に説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the embodiments shown in the drawings.
【００１０】図１ないし図７は本発明の一実施例であ
る。Ｘは自動販売機、ロッカーなどの扉１０に表面１０
ａと略同一面になるように取付けられる扉の錠装置であ
る。この錠装置Ｘは、基本的には扉１０に固定的に取付
けられる錠筐体１１と、この錠筐体１１に把手部の表面
が錠筐体の表面と同一になるように格納される錠把手２
１と、この錠把手に錠の表面が錠把手の表面と略同一に
なるように格納されるシリンダー錠３１と、このシリン
ダー錠３１が錠把手２１から抜けるのを防止する固定手
段５０との組み合せから成る。そこで、これらの基本的
部材１１、２１、３１、５０を中心にさらに詳しく説明
する。FIGS. 1 to 7 show an embodiment of the present invention. X is the surface 10 on the door 10 of a vending machine, locker, etc.
This is a door locking device that is attached so as to be substantially flush with a. The lock device X basically includes a lock housing 11 fixedly attached to a door 10 and a lock stored in the lock housing 11 such that the surface of a handle portion is the same as the surface of the lock housing. Handle 2
1, a combination of a cylinder lock 31 stored in the lock handle so that the surface of the lock is substantially the same as the surface of the lock handle, and a fixing means 50 for preventing the cylinder lock 31 from coming off the lock handle 21 Consists of Therefore, the basic members 11, 21, 31, and 50 will be described in more detail.
【００１１】まず錠筐体１１について説明する。１２は
周壁がトラック状に形成された嵌合取付部、１３は嵌合
取付部１２の前端部に突壁状に周設されたフランジ部、
１４は嵌合取付部の後端部の上方寄りの位置に円筒状に
突出形成された筒状突出部、１５は嵌合取付部およびフ
ランジ部の前面部に昔の鍵穴状に形成された嵌合凹所、
１６は嵌合凹所１５と直交して連通するように嵌合取付
部１２および筒状突出部１４に貫設された嵌合孔、１７
は嵌合取付部の前記嵌合孔が形成された内壁の適宜部位
に形成された収納溝、１８は筒状突出部１４の周壁面の
下方に形成された後述する施錠用ラッチと係合する丸ま
たは角型の筐体係合孔である。First, the lock housing 11 will be described. 12 is a fitting portion having a peripheral wall formed in a track shape, 13 is a flange portion provided around the front end of the fitting portion 12 in a protruding wall shape,
Reference numeral 14 denotes a cylindrical projection formed in a cylindrical shape at a position near the rear end of the fitting mounting portion, and 15 denotes a fitting formed in the shape of an old keyhole on the front surface of the fitting mounting portion and the flange portion. Recesses,
Reference numeral 16 denotes a fitting hole formed through the fitting mounting portion 12 and the cylindrical protrusion 14 so as to communicate with the fitting recess 15 at right angles.
Is a storage groove formed at an appropriate portion of the inner wall of the fitting mounting portion where the fitting hole is formed, and 18 is engaged with a locking latch described below formed below the peripheral wall surface of the cylindrical projection 14. This is a round or square housing engagement hole.
【００１２】次に錠把手２１について説明する。２２は
錠筐体１１の嵌合取付部１２の嵌合孔１６に遊嵌合する
円筒状の挿入胴部、２３は嵌合凹所１５に嵌入する把手
部である。この把手部２３と前記挿入胴部２２は全体と
してＬ型状に一体成形されている。２４は挿入胴部２２
内の前方部に形成されたシリンダー錠３１の嵌合孔、２
５は図７で示すように同じく挿入胴部２２の後方部に下
方の一部を除いて挿入胴部２２の内周壁と隔離し、か
つ、挿入胴部と一体に設けられた円筒部、２６はこの円
筒部２５に嵌合し、かつ、先端部に角穴２６ａを有する
合成樹脂製の回動杆である。この回動杆２６の後端部に
は施錠用ラッチ２７の突起状被係合部２７ａと係合する
係合突起２６ｂが形成されている。又回動杆２６の後端
部よりの部位には、抜け止め用係合ピン９と係合する周
溝２６ｃが形成されている。回動杆２６は円筒部２５や
後述する駆動体３３から高熱を受けると溶けあるいは分
離する。２７は前記円筒部２５の切欠部を有する後端部
に嵌合し、かつ、前記回動杆２６の回動により上下動す
る施錠用ラッチである。この施錠用ラッチ２７は回動杆
２６に対して交差方向に設けられ、その下端部は筐体係
合孔１８と符合するラッチ係合孔２２ｂから突出可能で
ある。Next, the lock handle 21 will be described. Reference numeral 22 denotes a cylindrical insertion body that loosely fits into the fitting hole 16 of the fitting mounting portion 12 of the lock housing 11, and reference numeral 23 denotes a handle that fits into the fitting recess 15. The handle 23 and the insertion body 22 are integrally formed in an L-shape as a whole. 24 is the insertion body 22
Fitting hole of cylinder lock 31 formed in the front part
Reference numeral 5 denotes a cylindrical portion, which is separated from the inner peripheral wall of the insertion trunk portion 22 except for a part below the rear portion of the insertion trunk portion 22 as shown in FIG. Is a rotating rod made of synthetic resin that fits into the cylindrical portion 25 and has a square hole 26a at the tip. At the rear end of the pivoting rod 26, an engaging projection 26b that engages with the projecting engagement portion 27a of the locking latch 27 is formed. A peripheral groove 26c is formed at a position from the rear end of the rotating rod 26 to engage with the retaining pin 9 for retaining. The rotating rod 26 melts or separates when it receives high heat from the cylindrical portion 25 or a driving body 33 described later. Reference numeral 27 denotes a locking latch which is fitted to a rear end portion of the cylindrical portion 25 having a notch, and which moves up and down by rotation of the rotation rod 26. The locking latch 27 is provided in a direction crossing the rotating rod 26, and a lower end of the locking latch 27 can protrude from a latch engaging hole 22 b corresponding to the housing engaging hole 18.
【００１３】ところで、錠把手２１の把手部２３と挿入
胴部２２との連結部はフランジ２３ａ状に形成され、挿
入胴部２２の外壁の適宜部位には前記フランジ２３ａと
連設して突起部２２ａが形成されている。この突起部２
２ａとフランジ２３ａは同一の面を成している。The connecting portion between the handle portion 23 of the lock handle 21 and the insertion trunk portion 22 is formed in the shape of a flange 23a, and an appropriate portion of the outer wall of the insertion trunk portion 22 is connected to the flange 23a to project from the flange 23a. 22a are formed. This projection 2
2a and the flange 23a have the same surface.
【００１４】しかして、図３で示すように、４０は前記
突起部２２ａあるいは挿入胴部２２の先端部に形成され
た矩形状の貫通孔である。この貫通孔４０の内部には左
右の挿入空間４１、４１を設け、板状の支持部４２が突
起部２２ａあるいは挿入胴部２２に連設している。そし
て、支持部４２の中心部にはメネジ４３が形成されてい
る。As shown in FIG. 3, reference numeral 40 denotes a rectangular through hole formed at the tip of the projection 22a or the insertion barrel 22. Left and right insertion spaces 41, 41 are provided inside the through hole 40, and a plate-like support portion 42 is connected to the protrusion 22 a or the insertion trunk 22. A female screw 43 is formed at the center of the support part 42.
【００１５】２８は図７で示すように錠把手２１の挿入
胴部２２の内周壁と円筒部２５の外周壁との間に形成さ
れた案内空間に組み込まれ、かつ、後端部が錠筐体把手
１１の筒状突出部１４から突出するスリーブ状ロック部
材である。As shown in FIG. 7, reference numeral 28 is incorporated in a guide space formed between the inner peripheral wall of the insertion body 22 of the lock handle 21 and the outer peripheral wall of the cylindrical portion 25, and the rear end of the lock housing 21 has a lock housing. It is a sleeve-shaped lock member projecting from the cylindrical projection 14 of the body handle 11.
【００１６】２９は下端部が施錠用ラッチ２７のバネ収
納部に収納され、一方、上端部がスリーブ状ロック部材
２８のスリーブ２８ａに形成された軸方向切欠部２８ｂ
を貫通して挿入胴部の内壁と圧接するラッチ用の圧縮バ
ネである。Reference numeral 29 denotes a lower end portion which is accommodated in a spring accommodating portion of the locking latch 27, while an upper end portion has an axial cutout portion 28b formed in a sleeve 28a of the sleeve-like locking member 28.
And is a compression spring for a latch that penetrates through the inside and presses against the inner wall of the insertion body.
【００１７】３０は挿入胴部２２の円筒部２５の後端面
とスリーブ状ロック部材２８の鍔状ストッパー壁２８ｃ
との間に介装され、かつ、鍵でシリンダー錠３１を解錠
操作すると、錠把手２１が錠筐体１１から所要量飛び出
すように常に付勢するバネ部材である。このバネ部材３
０は板バネであっても良い。Reference numeral 30 denotes a rear end surface of the cylindrical portion 25 of the insertion body 22 and a flange-like stopper wall 28c of the sleeve-like lock member 28.
And a spring member which is always urged so that when the cylinder lock 31 is unlocked with a key, the lock handle 21 projects out of the lock housing 11 by a required amount. This spring member 3
0 may be a leaf spring.
【００１８】なお、前記スリーブ状ロック部材２８の後
端部にはオネジ２８ｄが形成され、このオネジ２８ｄと
螺合する固着具を用いて図示しない長板状のロック板が
固定的に取付けられる。A male screw 28d is formed at the rear end of the sleeve-like lock member 28, and a long plate-like lock plate (not shown) is fixedly attached thereto by using a fixing member screwed with the male screw 28d.
【００１９】次にシリンダー錠３１について説明する。
このシリンダー錠３１は図示しないピンタンブラー等を
内蔵する。シリンダー錠３１は前述したように錠把手２
１に格納される。Next, the cylinder lock 31 will be described.
The cylinder lock 31 incorporates a pin tumbler and the like (not shown). The cylinder lock 31 is the lock handle 2 as described above.
1 is stored.
【００２０】しかして、３２は外筒で、この外筒の外周
壁の上下（図２を基準）にはフラット面３２ａが形成さ
れ、このフラット面３２ａを除いた弧状外周壁部には、
所要間隔を有して複数本の係止溝３２ｂが周方向に形成
されている。３３は前述した回動杆２６の角穴２６ａに
嵌入する軸状の駆動体（駆動軸）である。３６は普通の
一般的な錠である。Reference numeral 32 denotes an outer cylinder, and flat surfaces 32a are formed above and below the outer peripheral wall of the outer cylinder (see FIG. 2), and the arc-shaped outer peripheral wall excluding the flat surface 32a has
A plurality of locking grooves 32b are formed at a required interval in the circumferential direction. Reference numeral 33 denotes a shaft-shaped driving body (driving shaft) that fits into the square hole 26a of the rotating rod 26 described above. 36 is an ordinary common lock.
【００２１】ところで、前記駆動体３３には、図４およ
び図５で示すように軸方向に鍵３６の挿入部３６ａと嵌
り合う鍵用切欠部３７が形成されている。この鍵用切欠
部３７は、本実施例では軸芯方向に駆動体３３の後端部
まで形成されている。又駆動体３３は図５で示すように
外筒３２から貫通状態に突出し、その駆動嵌合部３３ａ
の角軸状突出後端部３３ｂには、両側にフラット面３８
及びこのフラット面３８以外の弧状外壁面にストッパー
用溝３９が所要間隔を有して複数本形成されている。As shown in FIGS. 4 and 5, the driving body 33 is formed with a key notch 37 that fits into the insertion portion 36a of the key 36 in the axial direction. In this embodiment, the key notch 37 is formed in the axial direction up to the rear end of the driving body 33. The driving body 33 projects from the outer cylinder 32 in a penetrating state as shown in FIG.
Flat ends 38b on both sides of the rear end 33b.
A plurality of stopper grooves 39 are formed on the arc-shaped outer wall surface other than the flat surface 38 at a required interval.
【００２２】次にシリンダー錠３１が錠把手２１から抜
けるのを防止する固定手段５０について説明する。この
固定手段５０は、図２で示すように、錠把手２１の突起
部２２ａの貫通孔４０に遊嵌合し、かつ、対向する両側
壁５１ａ、５１ａの挿入端部にシリンダー錠３１の係止
溝３２ｂと係合する弧状の爪部５２を有する上端面ある
いは全体としてコ字型状の係止片５１と、このコ字型状
係止片５１の連結壁５１ｂに形成された挿入孔５３を貫
通し、かつ、前記貫通孔４０に臨むように錠把手２１に
形成された支持部４２のメネジ４３に螺合するオネジ５
４とから成る。係止片５１は錠把手２１の突起部２２ａ
の貫通孔４０に遊嵌合すると、弧状の爪部５２が支持部
４２の左右の挿入空間４１、４１を通り、シリンダー錠
３１のいずれかの係止溝３２ｂと係合する。なお、前記
実施例に於いて、錠把手２１の突起部２２ａの貫通孔４
０に臨むように錠把手２１にメネジ４３を有する支持部
４２が形成されているが、この支持部４２は必ずしも必
要ではなく、例えばシリンダー錠３１の外筒３２に前記
オネジ５４が直接螺合するメネジを形成しても良い。Next, the fixing means 50 for preventing the cylinder lock 31 from coming off the lock handle 21 will be described. As shown in FIG. 2, the fixing means 50 is loosely fitted into the through hole 40 of the projection 22a of the lock handle 21 and locks the cylinder lock 31 at the insertion end of the opposing side walls 51a, 51a. There is an upper end surface having an arc-shaped claw portion 52 that engages with the groove 32b.
Or, as a whole, a U-shaped locking piece 51 and an insertion hole 53 formed in a connecting wall 51b of the U-shaped locking piece 51 penetrate through the through-hole 40. As if facing the lock handle 21
Male screw 5 is screwed to the female screw 43 of the formed support 42
4 The locking piece 51 is a projection 22a of the lock handle 21.
, The arc-shaped claw 52 passes through the left and right insertion spaces 41 of the support portion 42 and engages with one of the locking grooves 32 b of the cylinder lock 31. In the embodiment, the through hole 4 of the protrusion 22a of the lock handle 21 is used.
A support portion 42 having a female thread 43 is formed on the lock handle 21 so as to face 0, but the support portion 42 is not always necessary. A female screw may be formed.
【００２３】上記構成に於いて、まず錠装置Ｘの錠筐体
１１、錠把手２１およびシリンダー状３１の関係につい
て説明する。In the above configuration, first, the relationship among the lock housing 11, the lock handle 21, and the cylinder 31 of the lock device X will be described.
【００２４】錠筐体１１の嵌合孔１６に錠把手２１が嵌
合し、かつ、錠把手２１の嵌合孔２４に格納されたシリ
ンダー錠３１が施錠状態になっている時は、ラッチ２７
は圧縮バネ２９のバネ力により錠筐体１１の筐体係合孔
１８から突出している。この場合錠把手２１を付勢する
バネ部材３０は収縮している。When the lock handle 21 is fitted into the fitting hole 16 of the lock housing 11 and the cylinder lock 31 stored in the fitting hole 24 of the lock handle 21 is in the locked state, the latch 27
Project from the housing engaging hole 18 of the lock housing 11 by the spring force of the compression spring 29. In this case, the spring member 30 for urging the lock handle 21 is contracted.
【００２５】そこで、シリンダー錠３１の鍵用切欠部３
７（鍵穴）に鍵３６を差し込み、駆動体３３を回転して
解錠操作をすると、駆動体３３により回動杆２６が回転
し、ラッチ２７は、図４で示すように圧縮バネ２９のバ
ネ力に抗して係合解除の方向へ移動し、錠筐体１１の筐
体係合孔１８を越え、ラッチ係合孔２２ｂ内に入り込
む。そうすると、錠把手２１はバネ部材３０のバネ力に
より外方向へ押され、図３で示すように錠筐体１１内か
ら所要量飛び出す。この場合錠把手２１の挿入胴部２２
に装着されたラッチ２７も錠筐体の筒状突出部１４の内
壁をスライドしながら軸方向へ一緒に移動する。Therefore, the key notch 3 of the cylinder lock 31
When the key 36 is inserted into the keyhole 7 (keyhole) and the driving body 33 is rotated to perform an unlocking operation, the driving body 33 rotates the rotating rod 26, and the latch 27 moves the It moves in the direction of disengagement against the force, crosses the housing engagement hole 18 of the lock housing 11, and enters the latch engagement hole 22b. Then, the lock handle 21 is pushed outward by the spring force of the spring member 30 and jumps out of the lock housing 11 by a required amount as shown in FIG. In this case, the insertion barrel 22 of the lock handle 21
The latch 27 mounted on the lock housing also slides on the inner wall of the cylindrical projection 14 of the lock housing and moves together in the axial direction.
【００２６】次に錠把手２１が図３で示すよう錠筐体１
１から飛び出した場合に於いても、シリンダーへ錠３１
は固定手段５０で錠把手２１に固定されているので、そ
のまま錠把手２１に格納されている。Next, as shown in FIG.
Even if it jumps out of 1, lock 31 to the cylinder
Is fixed to the lock handle 21 by the fixing means 50 and is stored in the lock handle 21 as it is.
【００２７】そこで、シリンダー錠３１を錠把手２１か
ら取り外す時は、オネジ５４を緩める。そうすると、係
止片５１と外筒３２の係止溝３２ｂとの係合が解消さ
れ、シリンダー錠３１は図２で示すように錠把手２１か
ら抜き出すことが可能と成る。To remove the cylinder lock 31 from the lock handle 21, the male screw 54 is loosened. Then, the engagement between the locking piece 51 and the locking groove 32b of the outer cylinder 32 is released, and the cylinder lock 31 can be pulled out from the lock 21 as shown in FIG.
【００２８】次に泥棒が錠装置Ｘの施錠機構を破壊し、
自動販売機からお金を盗もうとする場合について説明す
る。今仮にシリンダー錠の駆動体の鍵用切欠部（鍵穴）
にガスバーナーを向け、火炎を吹き掛けたとすると、シ
リンダー錠３１から回動杆２６に高熱が伝わり、錠把手
２１内の回動杆２６が溶ける。Next, the thief breaks the locking mechanism of the locking device X,
A case in which money is to be stolen from a vending machine will be described. The key notch (keyhole) of the cylinder lock driver
When the gas burner is directed to the cylinder and a flame is blown, high heat is transmitted from the cylinder lock 31 to the rotating rod 26, and the rotating rod 26 in the lock handle 21 is melted.
【００２９】しかして、回動杆２６が溶けると、破壊し
たシリンダー錠３１を回転させても、回動杆２６は変
形、分離等によりその機能を全く発揮しないので、施錠
用ラッチ２７は解錠方向へ移動しない。したがって、泥
棒は自動販売機の扉１０を開けることができない。However, when the rotating rod 26 is melted, even if the broken cylinder lock 31 is rotated, the rotating rod 26 does not perform its function at all due to deformation, separation, etc., so that the locking latch 27 is unlocked. Do not move in the direction. Therefore, the thief cannot open the vending machine door 10.
【００３０】[0030]
【発明の効果】以上の説明から明らかなように、本発明
にあっては次に列挙するような効果がある。 （１）泥棒がガスバーナーを用いてシリンダー錠を溶か
しても、回動杆が溶けるので、施錠用ラッチを容易に解
錠方向に移動させることができない。 （２）錠把手が鍵でシリンダー錠を解錠操作すると錠筐
体内から所要量飛び出すようにバネ部材で常時付勢され
ている場合は、錠把手が錠筐体から自動的に飛び出すの
で、扉の解錠操作が容易である。 （３）錠把手２１にはシリンダー錠の抜け防止用固定手
段５０が設けられ、この固定手段は、錠把手２１の貫通
孔４０に嵌合し、かつ、シリンダー錠３１の外筒３２の
係止溝３２ｂと係合する爪部５２を有する係止片５１
と、この係止片の挿入孔５３を貫通し、かつ、該係止片
を前記係止溝３２ｂに固定的に係止させるオネジ５４と
から成る場合は、シリンダー錠３１は錠把手２１に確実
に係止され、容易に錠把手から抜けない。As is clear from the above description, the present invention has the following effects. (1) Even if the thief melts the cylinder lock using the gas burner, the pivoting rod melts, so that the locking latch cannot be easily moved in the unlocking direction . (2) If the lock handle is always urged by a spring member so that the lock handle pops out of the lock housing when the cylinder lock is unlocked with a key, the lock handle automatically pops out of the lock housing. Is easy to unlock. (3) The lock handle 21 is provided with a fixing means 50 for preventing the cylinder lock from coming off. The fixing means is fitted into the through hole 40 of the lock handle 21 and locks the outer cylinder 32 of the cylinder lock 31. Engagement piece 51 having claw portion 52 that engages with groove 32b
And a male screw 54 that penetrates the insertion hole 53 of the locking piece and locks the locking piece in the locking groove 32b, the cylinder lock 31 is securely inserted into the lock handle 21. And cannot be easily removed from the lock handle.
図１ないし図７は本発明の一実施例である。 1 to 7 show an embodiment of the present invention.
【図１】図１は全体の分解斜視図。FIG. 1 is an overall exploded perspective view.
【図２】図２は錠把手とシリンダー錠との関係を示す斜
視図。FIG. 2 is a perspective view showing a relationship between a lock handle and a cylinder lock.
【図３】図３はシリンダー錠と錠筐体との関係を示す斜
視図である。FIG. 3 is a perspective view showing a relationship between a cylinder lock and a lock housing.
【図４】図４は駆動体と回動杆との関係を示す概略断面
図（軸芯方向）。FIG. 4 is a schematic sectional view (axial direction) showing a relationship between a driving body and a rotating rod.
【図５】図５はシリクダー錠、駆動体、回動杆の関係を
示す概略断面図（半径方向）。FIG. 5 is a schematic cross-sectional view (in a radial direction) showing a relationship between a silicone lock, a driving body, and a rotating rod.
【図６】図６は回動杆と施錠用ラッチとの関係を示す説
明図。FIG. 6 is an explanatory diagram showing a relationship between a rotating rod and a locking latch.
【図７】図７は全体の概略断面説明図。FIG. 7 is a schematic sectional explanatory view of the whole;
Ｘ…錠装置、１０…扉、１１…錠筐体、２１…錠把手、
２２…挿入胴部、２３…把手部、２５…円筒部、２６…
回動杆、２６ｂ…係合突起、２７…ラッチ、３０…バネ
部材、３１…シリンダー錠、３２…外筒、３３…駆動
体、３３ａ…駆動嵌合部、３３ｂ…突出端部。X: locking device, 10: door, 11: lock housing, 21: lock handle,
Reference numeral 22: insertion trunk, 23: handle, 25: cylindrical, 26 ...
Rotating rod, 26b: engagement protrusion, 27: latch, 30: spring member, 31: cylinder lock, 32: outer cylinder, 33: drive body, 33a: drive fitting portion, 33b: protruding end.
Claims (3)
の表面が錠筐体の表面と同一になるように格納される錠
把手２１と、この錠把手に錠の表面が錠把手の表面と略
同一になるように格納されるシリンダー錠３１とから成
り、前記シリンダー錠には、外筒３２から角軸状突出端
部３３ｂが突出する駆動体３３を設け、一方、錠把手の
挿入胴部２２内には円筒部２５を形成し、この円筒部に
は前記駆動体の角軸状突出端部と嵌合し、かつ、高熱に
よって溶ける合成樹脂製の回動杆２６を内装し、また錠
把手の挿入胴部２２の後端部には前記回動杆により上下
動し、錠筐体の筐体係合孔１８と係脱する施錠用ラッチ
２７を内装したことを特徴とする扉の錠装置。1. A lock housing 11 and a handle 23 attached to the lock housing.
And a cylinder lock 31 stored so that the surface of the lock is substantially the same as the surface of the lock handle. The cylinder lock is provided with a driving body 33 having a square shaft-shaped protruding end 33b protruding from the outer cylinder 32. On the other hand, a cylinder 25 is formed in the insertion barrel 22 of the lock handle. Has a rotating rod 26 made of a synthetic resin that fits with the square shaft-shaped protruding end of the driving body and is melted by high heat. A lock device for a door, comprising a locking latch 27 which moves up and down by a rod and engages with and disengages from a housing engaging hole 18 of a lock housing.
ンダー錠の抜け防止用固定手段５０が設けられ、この固
定手段は、錠把手２１の突起部２２ａの貫通孔４０に遊
嵌合し、かつ、対向する両側壁５１ａ、５１ａの挿入端
部にシリンダー錠３１の係止溝３２ｂと係合する弧状の
爪部５２を有するコ字型状係止片５１と、この係止片５
１の連結壁５１ｂに形成された挿入孔５３を貫通し、か
つ、前記貫通孔４０に臨むように錠把手２１に形成され
た支持部４２のメネジ４３に螺合するオネジ５４とから
成ることを特徴とする扉の錠装置。2. The lock handle 21 according to claim 1, wherein said lock handle 21 is provided with a fixing means 50 for preventing the cylinder lock from coming off, and said fixing means is loosely fitted into the through hole 40 of the projection 22a of said lock handle 21. And a U-shaped locking piece 51 having an arcuate claw 52 which engages with the locking groove 32b of the cylinder lock 31 at the insertion end of the opposite side walls 51a, 51a.
The lock handle 21 is formed in the lock 21 so as to pass through the insertion hole 53 formed in the first connection wall 51 b and face the through hole 40.
And a male screw (54) screwed into the female screw (43 ) of the support part (42).
ンダー錠の抜け防止用固定手段５０が設けられ、この固
定手段は、錠把手２１の貫通孔４０に嵌合し、かつ、シ
リンダー錠３１の外筒３２の係止溝３２ｂと係合する爪
部５２を有する係止片５１と、この係止片の挿入孔５３
を貫通し、かつ、該係止片を前記係止溝３２ｂに固定的
に係止させるオネジ５４とから成ることを特徴とする扉
の錠装置。3. The lock handle 21 according to claim 1, wherein the lock handle 21 is provided with a fixing means 50 for preventing the cylinder lock from coming off, the fixing means being fitted into the through hole 40 of the lock handle 21 and the cylinder lock. A locking piece 51 having a claw 52 for engaging with the locking groove 32b of the outer cylinder 32 of the lock 31;
And a male screw 54 that penetrates the locking piece and locks the locking piece into the locking groove 32b in a fixed manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4302794A JP2660805B2 (en) | 1994-02-17 | 1994-02-17 | Door locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4302794A JP2660805B2 (en) | 1994-02-17 | 1994-02-17 | Door locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07229339A JPH07229339A (en) | 1995-08-29 |
| JP2660805B2 true JP2660805B2 (en) | 1997-10-08 |
Family
ID=12652474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4302794A Expired - Fee Related JP2660805B2 (en) | 1994-02-17 | 1994-02-17 | Door locking device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2660805B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153031A (en) * | 2021-04-20 | 2021-07-23 | 南京康尼机电股份有限公司 | Door system isolating device |
-
1994
- 1994-02-17 JP JP4302794A patent/JP2660805B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07229339A (en) | 1995-08-29 |
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