JPH0318369U - - Google Patents
Info
- Publication number
- JPH0318369U JPH0318369U JP1988070202U JP7020288U JPH0318369U JP H0318369 U JPH0318369 U JP H0318369U JP 1988070202 U JP1988070202 U JP 1988070202U JP 7020288 U JP7020288 U JP 7020288U JP H0318369 U JPH0318369 U JP H0318369U
- Authority
- JP
- Japan
- Prior art keywords
- plate
- key
- locking
- handle
- case
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B35/00—Locks for use with special keys or a plurality of keys ; keys therefor
- E05B35/008—Locks for use with special keys or a plurality of keys ; keys therefor for simple tool-like keys
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/006—Locks or fastenings for special use for covers or panels
Landscapes
- Road Paving Structures (AREA)
Description
第１図は本考案の一実施例に係るグレーチング
蓋用施錠装置を使用したグレーチング蓋の閉鎖施
錠状態の平面図であり、第２図は該グレーチング
蓋の縦断正面図であり、第３図は該グレーチング
蓋の縦断左側面図である。第４図はグレーチング
蓋の閉鎖施錠状態における該施錠装置の垂直断面
図であり、第５図は第４図のＡ−Ａ線断面図であ
り、第６図は第４図のＢ−Ｂ線断面図であり、第
７図は第４図のＣ−Ｃ線断面図である。第８図は
シヤツター板を開放位置に摺動させ、挿入した一
方の鍵を途中迄回転させたときにおける該施錠装
置の水平断面図であり、第９図は該鍵を最後まで
回転させ、別の鍵の必要十分な挿入を可能にした
ときにおける該施錠装置の水平断面図である。第
１０図は一方の鍵と施錠機構部の拡大垂直断面図
であり、第１１図は他方の鍵の要部縦断正面図で
あり、第１２図は他方の鍵の要部左側面図である
。第１３図は一方の鍵を所定角度回転させた後、
他方の鍵を施錠機構部に挿入したときにおける該
施錠装置の垂直断面図であり、第１４図は該他方
の鍵を所定角度させて止め金板を解錠位置に回動
させたときにおける該施錠装置の水平断面図であ
る。
１……甲板、２……グレーチング蓋、３……横
桟、４……縦桟、５……マンホール６……上端段
差部、７……取付板、８……受金板、９……ケー
ス、１０……固定用ボルト、１１……引掛板、１
２……固定用ナツト、１３……防護板、１４……
止め金板、１５……鍵挿入孔、１６……切溝部、
１７……鍵挿入孔、１８……切溝部、１９……シ
ヤツター板、２０……施錠軸、２１……水平枢軸
、２２……ハンドル棒、２３……割溝部、２４…
…連結板部、２５……ハンドル鍵、２６……横断
枢軸、２７……爪板、２８……割溝部、２９……
円弧カム面、３０……軸方向盲孔、３１……係止
保持用バネ、３２，３３……係止用凹部、３４…
…係止用小球、３５……抜取阻止用突起、３６…
…小判形断面部分、３７……大径部分、３８……
上端小径部分、３９……横断方向鍵受孔、４０…
…軸方向鍵孔、４１……底面板部、４２……施錠
軸用受孔、４３……カム板、４４……小判形連結
孔、４５……操作アーム部、４６……バネ支持用
ピン、４７……カム板の復帰付勢用バネ、４８…
…回動用開口部、４９……右側面板部、５０……
の左側面板部、５１……バネ受溝部、５２……正
面板部、５３……背面板部、５４……水平枢軸、
５５……止め金板の復帰付勢用バネ、５６……受
動ピン、５７……摺動操作板、５８……カム板部
、５９……傾斜カム面、６０……正面板部、６１
……背面板部、６２……右側面板部、６３，６４
……バネ受板、６５……摺動操作板の復帰付勢用
バネ、６６……枢軸支持用固定棒、６７……軸受
孔、６８……バネ収容用切欠部、６９……取付孔
、７０……施錠装置の下側取付板、７１……施錠
軸用受孔、７２……下端小径部分、７３……施錠
装置の上側取付板、７４……鍵挿通孔、７５……
施錠ハブ用受孔、７６……施錠ハブ、７７……施
錠ハブ用受孔、７８……上端小径部分、７９……
鍵溝、８０……板状鍵、８１……鍵山部、８２…
…下側摺動板、８３……上側摺動板、８４……板
タンブラー、８５……スペーサー板、８６……閉
塞板部、８７……閉塞板部、８８……閉塞板部、
８９……閉塞板部、９０……当接用突起部、９１
……折曲げ板部、９２……シヤツター板の復帰付
勢用バネ、９３……バネ掛け筒、９４……切溝部
、９５，９５……固定用ボルト、９７……ケース
固定用棒、９８……スペーサー筒、９９……固定
用棒、１００……固定用ビス、１０１……スペー
サー筒、１０２……固定用ビス、１０３……シヤ
ツター板のストツパー筒、１０４，１０５……固
定用棒、１０６……軸棒、１０７……案内用長孔
、１０８……板タンブラーの復帰付勢用バネ、１
０９……錠止板、１１０……錠止用溝部、１１１
……長手方向溝部、１１２……逃げ用溝部、１１
３……受動側面、１１４……受動用切欠部、１１
５……切欠部の縁面、１１６……案内用棒部、１
１７……受動棒部、１１８……固定用受孔、１１
９……操作突起部、１２０……案内溝部、１２１
……第１直線面部、１２２……第２直線面部、１
２３……ストツパー用突起、１２４……案内溝部
、１２５……逃げ用開口部、１２６……固定用棒
、１２７……案内用棒、１２８……案内用長孔、
１２９……切欠部の縁面。
FIG. 1 is a plan view of a grating lid in a closed and locked state using a grating lid locking device according to an embodiment of the present invention, FIG. 2 is a longitudinal sectional front view of the grating lid, and FIG. FIG. 3 is a vertical left side view of the grating lid. FIG. 4 is a vertical cross-sectional view of the locking device in the closed and locked state of the grating lid, FIG. 5 is a cross-sectional view taken along line A-A in FIG. 4, and FIG. FIG. 7 is a sectional view taken along the line CC in FIG. 4. FIG. 8 is a horizontal sectional view of the locking device when the shutter plate is slid to the open position and one of the inserted keys is rotated halfway, and FIG. FIG. 3 is a horizontal sectional view of the locking device when the key can be inserted sufficiently. Fig. 10 is an enlarged vertical sectional view of one key and the locking mechanism, Fig. 11 is a vertical sectional front view of the main part of the other key, and Fig. 12 is a left side view of the main part of the other key. . Figure 13 shows that after one key has been rotated by a predetermined angle,
FIG. 14 is a vertical cross-sectional view of the locking device when the other key is inserted into the locking mechanism, and FIG. FIG. 3 is a horizontal sectional view of the locking device. 1... Deck, 2... Grating lid, 3... Horizontal beam, 4... Vertical beam, 5... Manhole 6... Upper end step, 7... Mounting plate, 8... Receiving plate, 9... Case, 10... Fixing bolt, 11... Hook plate, 1
2... Fixing nut, 13... Protective plate, 14...
Stop plate, 15...key insertion hole, 16...cut groove,
17... Key insertion hole, 18... Cut groove, 19... Shutter plate, 20... Locking shaft, 21... Horizontal pivot, 22... Handle bar, 23... Division groove, 24...
...Connecting plate portion, 25...Handle key, 26...Transverse axis, 27...Claw plate, 28...Dividing groove portion, 29...
Arc cam surface, 30... Axial blind hole, 31... Spring for locking, 32, 33... Recess for locking, 34...
...Small ball for locking, 35...Protrusion for preventing removal, 36...
...Oval cross section, 37...Large diameter part, 38...
Upper end small diameter portion, 39...Transverse direction key hole, 40...
... Axial key hole, 41 ... Bottom plate part, 42 ... Lock shaft receiving hole, 43 ... Cam plate, 44 ... Oval-shaped connecting hole, 45 ... Operation arm part, 46 ... Spring support pin , 47... Spring for urging return of cam plate, 48...
...Rotation opening, 49...Right side plate, 50...
Left side plate part, 51... Spring receiving groove part, 52... Front plate part, 53... Rear plate part, 54... Horizontal pivot,
55... Spring for urging return of stop metal plate, 56... Passive pin, 57... Sliding operation plate, 58... Cam plate section, 59... Inclined cam surface, 60... Front plate section, 61
...Rear plate part, 62...Right side plate part, 63, 64
...Spring receiving plate, 65... Spring for return biasing of the sliding operation plate, 66... Fixed rod for pivot support, 67... Bearing hole, 68... Notch for housing spring, 69... Mounting hole, 70...Lower mounting plate of the locking device, 71...Lock shaft receiving hole, 72...Lower end small diameter portion, 73...Upper mounting plate of the locking device, 74...Key insertion hole, 75...
Receiving hole for locking hub, 76... Locking hub, 77... Receiving hole for locking hub, 78... Upper end small diameter portion, 79...
Keyway, 80... Plate key, 81... Key mountain part, 82...
...Lower sliding plate, 83... Upper sliding plate, 84... Plate tumbler, 85... Spacer plate, 86... Closing plate section, 87... Closing plate section, 88... Closing plate section,
89...Closing plate portion, 90...Abutment protrusion, 91
...Bending plate portion, 92... Spring for urging the shutter plate to return, 93... Spring hanging tube, 94... Cut groove portion, 95, 95... Fixing bolt, 97... Case fixing rod, 98 ... Spacer cylinder, 99 ... Fixing rod, 100 ... Fixing screw, 101 ... Spacer cylinder, 102 ... Fixing screw, 103 ... Shutter plate stopper cylinder, 104, 105 ... Fixing rod, 106... Axial rod, 107... Guide slot, 108... Spring for urging return of plate tumbler, 1
09... Locking plate, 110... Locking groove, 111
...Longitudinal groove, 112...Escape groove, 11
3...Passive side surface, 114...Passive notch, 11
5...Edge surface of notch, 116...Guiding rod part, 1
17...Passive rod part, 118...Fixing hole, 11
9... Operation projection, 120... Guide groove, 121
...First linear surface section, 122... Second linear surface section, 1
23...Protrusion for stopper, 124...Guide groove, 125...Escape opening, 126...Fixing rod, 127...Guiding rod, 128...Elongated guide hole,
129... Edge surface of the notch.
補正 平１．８．１４
考案の名称を次のように補正する。
考案の名称 グレーチング蓋用施錠装置
実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。Amendment 1.8.14 Hei 1: The name of the invention is amended as follows. Title of the invention Locking device for grating lid The scope of the utility model registration claim and the brief description of the drawings are amended as follows.
【実用新案登録請求の範囲】
グレーチング蓋２に固定されるケース９の甲板
１に鍵挿入孔１５，１７を貫通して設け、施錠軸
２０と施錠ハブ７６を鍵挿入孔１５と鍵挿入孔１
７の下側においてケース９に回転可能に取付け、
鍵挿入孔１５からハンドル鍵２５が挿入される軸
方向鍵孔４０を施錠軸２０の上端部に設け、鍵挿
入孔１７から鍵８０が挿入される鍵溝７９を施錠
ハブ７６に設け、施錠軸２０の回転に連動して受
金板８と係脱する止め金板１４を水平枢軸５４よ
つてケース２に枢着し、閉塞板部８６、８７で施
錠軸２０の鍵孔４０を閉鎖する摺動板８３，８２
を施錠軸２０と甲板１の間に設け、摺動板８３，
８２の一部と重ね合せた板タンブラー８４を垂直
枢軸１０６によつてケース９に枢着し、板タンブ
ラー８４の錠止用溝部１１０に係合して摺動板８
３，８２の移動を阻止する錠止板１０９を摺動板
８３，８２に固着し、鍵８０の回転時に板タンブ
ラー８４を押して錠止用溝部１１０と錠止板１０
９の係合を解除し、摺動板８３，８２を鍵孔４０
の非閉塞位置へ摺動させる鍵山部８１を鍵８０に
形成し、施錠軸２０の横断方向鍵受孔３９の底面
に当接して直角に回転し、鍵受孔３９の内側面と
係合する爪板２７を水平枢軸２６によつてハンド
ル鍵２５の下端部に枢着し、止め金板１４を解錠
位置に回転させたとき甲板１の下面に係合する抜
取り阻止用突起３５をハンドル鍵２５の側面に突
設したグレーチング蓋用施錠装置。[Claim for Utility Model Registration] Key insertion holes 15 and 17 are provided in the deck 1 of the case 9 fixed to the grating lid 2, and the locking shaft 20 and the locking hub 76 are connected to the key insertion hole 15 and the key insertion hole 1.
7 is rotatably attached to the case 9 on the lower side ,
An axial keyhole 40 into which the handle key 25 is inserted through the key insertion hole 15 is provided at the upper end of the locking shaft 20, and a keyway 79 into which the key 80 is inserted through the key insertion hole 17 is provided in the locking hub 76. The locking plate 14, which engages and disengages from the receiving plate 8 in conjunction with the rotation of the locking plate 20, is pivoted to the case 2 via a horizontal pivot 54, and the locking plate 86, 87 closes the keyhole 40 of the locking shaft 20. Moving plates 83, 82
is provided between the locking shaft 20 and the deck 1, and the sliding plate 83,
A plate tumbler 84 overlapped with a part of the plate tumbler 82 is pivotally connected to the case 9 by a vertical pivot 106, and is engaged with a locking groove 110 of the plate tumbler 84 to lock the sliding plate 8.
A locking plate 109 that prevents movement of the keys 3 and 82 is fixed to the sliding plates 83 and 82, and when the key 80 is rotated, the plate tumbler 84 is pushed to lock the locking groove 110 and the locking plate 10.
9, and slide the sliding plates 83 and 82 into the keyhole 40.
A key ridge portion 81 is formed on the key 80 to be slid to the unlocked position, and the key 80 contacts the bottom surface of the transverse key receiving hole 39 of the locking shaft 20, rotates at right angles, and engages with the inner surface of the key receiving hole 39. The claw plate 27 is pivotally connected to the lower end of the handle key 25 by the horizontal pivot 26, and the extraction prevention protrusion 35 that engages with the lower surface of the deck 1 when the stop plate 14 is rotated to the unlocked position is attached to the handle key. Locking device for grating lid protruding from the side of 25.
【図面の簡単な説明】
第１図は本考案の一実施例に係るグレーチング
蓋施錠装置を使用したグレーチング蓋の閉鎖施錠
状態の平面図であり、第２図は該グレーチング蓋
の縦断正面図であり、第３図は該グレーチング蓋
の縦断左側面図である。第４図はグレーチング蓋
の閉鎖施錠状態における該施錠装置の垂直断面図
であり、第５図は第４図のＡ−Ａ線断面図であり
、第６図は第４図のＢ−Ｂ線断面図であり、第７
図は第４図のＣ−Ｃ線断面図である。第８図はシ
ヤツター板を開放位置に摺動させ、挿入した一方
の鍵を途中迄回転させたときにおける該施錠装置
の水平断面図であり、第９図は該鍵を最後まで回
転させ、別の鍵の必要十分な挿入を可能にしたと
きにおける該施錠装置の水平断面図である。第１
０図は一方の鍵と施錠機構部と拡大垂直断面図で
あり、第１１図は他方の鍵の要部縦断正面図であ
り、第１２図は他方の鍵の要部左側面図である。
第１３図は一方の鍵を所定角度回転させた後、他
方の鍵を施錠機構部に挿入したときにおける該施
錠装置の垂直断面図であり、第１４図は該他方の
鍵を所定角度させて止め金板を解錠位置に回動さ
せたときにおける該施錠装置の水平断面図である
。
１……甲板、２……グレーチング蓋、３……横
桟、４……縦桟、５……マンホール６……上端段
差部、７……取付板、８……受金板、９……ケー
ス、１０……固定用ボルト、１１……引掛板、１
２……固定用ナツト、１３……防護板、１４……
止め金板、１５……鍵挿入孔、１６……切溝部、
１７……鍵挿入孔、１８……切溝部、１９……シ
ヤツター板、２０……施錠軸、２１……水平枢軸
、２２……ハンドル棒、２３……割溝部、２４…
…連結板部、２５……ハンドル鍵、２６……横断
枢軸、２７……爪板、２８……割溝部、２９……
円弧カム面、３０……軸方向盲孔、３１……係止
保持用バネ、３２，３３……係止用凹部、３４…
…係止用小球、３５……抜取阻止用突起、３６…
…小判形断面部分、３７……大径部分、３８……
上端小径部分、３９……横断方向鍵受孔、４０…
…軸方向鍵孔、４１……底面板部、４２……施錠
軸用受孔、４３……カム板、４４……小判形連結
孔、４５……操作アーム部、４６……バネ支持用
ピン、４７……カム板の復帰付勢用バネ、４８…
…回動用開口部、４９……右側面板部、５０……
の左側面板部、５１……バネ受溝部、５２……正
面板部、５３……背面板部、５４……水平枢軸、
５５……止め金板の復帰付勢用バネ、５６……受
動ピン、５７……摺動操作板、５８……カム板部
、５９……傾斜カム面、６０……正面板部、６１
……背面板部、６２……右側面板部、６３，６４
……バネ受板、６５……摺動操作板の復帰付勢用
バネ、６６……枢軸支持用固定棒、６７……軸受
孔、６８……バネ収容用切欠部、６９……取付孔
、７０……施錠装置の下側取付板、７１……施錠
軸用受孔、７２……下端小径部分、７３……施錠
装置の上側取付板、７４……鍵挿通孔、７５……
施錠ハブ用受孔、７６……施錠ハブ、７７……施
錠ハブ用受孔、７８……上端小径部分、７９……
鍵溝、８０……板状鍵、８１……鍵山部、８２…
…下側摺動板、８３……上側摺動板、８４……板
タンブラー、８５……スペーサー板、８６……閉
塞板部、８７……閉塞板部、８８……閉塞板部、
８９……閉塞板部、９０……当接用突起部、９１
……折曲げ板部、９２……シヤツター板の復帰付
勢用バネ、９３……バネ掛け筒、９４……切溝部
、９５，９５……固定用ボルト、９７……ケース
固定用棒、９８……スペーサー筒、９９……固定
用棒、１００……固定用ビス、１０１……スペー
サー筒、１０２……固定用ビス、１０３……シヤ
ツター板のストツパー筒、１０４，１０５……固
定用棒、１０６……軸棒、１０７……案内用長孔
、１０８……板タンブラーの復帰付勢用バネ、１
０９……錠止板、１１０……錠止用溝部、１１１
……長手方向溝部、１１２……逃げ用溝部、１１
３……受動側面、１１４……受動用切欠部、１１
５……切欠部の縁面、１１６……案内用棒部、１
１７……受動棒部、１１８……固定用受孔、１１
９……操作突起部、１２０……案内溝部、１２１
……第１直線面部、１２２……第２直線面部、１
２３……ストツパー用突起、１２４……案内溝部
、１２５……逃げ用開口部、１２６……固定用棒
、１２７……案内用棒、１２８……案内用長孔、
１２９……切欠部の縁面。[Brief Description of the Drawings] Fig. 1 is a plan view of a grating lid in a closed and locked state using a grating lid locking device according to an embodiment of the present invention, and Fig. 2 is a longitudinal sectional front view of the grating lid. 3 is a vertical left side view of the grating lid. FIG. 4 is a vertical cross-sectional view of the locking device in the closed and locked state of the grating lid, FIG. 5 is a cross-sectional view taken along line A-A in FIG. 4, and FIG. It is a cross-sectional view, and the seventh
The figure is a sectional view taken along line CC in FIG. 4. FIG. 8 is a horizontal sectional view of the locking device when the shutter plate is slid to the open position and one of the inserted keys is rotated halfway, and FIG. FIG. 3 is a horizontal sectional view of the locking device when the key can be inserted sufficiently. 1st
FIG. 0 is an enlarged vertical sectional view of one key and the locking mechanism, FIG. 11 is a longitudinal sectional front view of the main part of the other key, and FIG. 12 is a left side view of the main part of the other key.
FIG. 13 is a vertical sectional view of the locking device when one key is rotated at a predetermined angle and the other key is inserted into the locking mechanism, and FIG. 14 is a vertical sectional view of the locking device when the other key is rotated at a predetermined angle. FIG. 3 is a horizontal sectional view of the locking device when the stop plate is rotated to the unlocked position. 1... Deck, 2... Grating lid, 3... Horizontal beam, 4... Vertical beam, 5... Manhole 6... Upper end step, 7... Mounting plate, 8... Receiving plate, 9... Case, 10... Fixing bolt, 11... Hook plate, 1
2... Fixing nut, 13... Protective plate, 14...
Stop plate, 15...key insertion hole, 16...cut groove,
17... Key insertion hole, 18... Cut groove, 19... Shutter plate, 20... Locking shaft, 21... Horizontal pivot, 22... Handle bar, 23... Division groove, 24...
...Connecting plate portion, 25...Handle key, 26...Transverse axis, 27...Claw plate, 28...Dividing groove portion, 29...
Arc cam surface, 30... Axial blind hole, 31... Spring for locking, 32, 33... Recess for locking, 34...
...Small ball for locking, 35...Protrusion for preventing removal, 36...
...Oval cross section, 37...Large diameter part, 38...
Upper end small diameter portion, 39...Transverse direction key hole, 40...
... Axial key hole, 41 ... Bottom plate part, 42 ... Lock shaft receiving hole, 43 ... Cam plate, 44 ... Oval-shaped connecting hole, 45 ... Operation arm part, 46 ... Spring support pin , 47... Spring for urging return of cam plate, 48...
...Rotation opening, 49...Right side plate, 50...
Left side plate part, 51... Spring receiving groove part, 52... Front plate part, 53... Rear plate part, 54... Horizontal pivot,
55... Spring for urging return of stop metal plate, 56... Passive pin, 57... Sliding operation plate, 58... Cam plate section, 59... Inclined cam surface, 60... Front plate section, 61
...Rear plate part, 62...Right side plate part, 63, 64
...Spring receiving plate, 65... Spring for return biasing of the sliding operation plate, 66... Fixed rod for pivot support, 67... Bearing hole, 68... Notch for housing spring, 69... Mounting hole, 70...Lower mounting plate of the locking device, 71...Lock shaft receiving hole, 72...Lower end small diameter portion, 73...Upper mounting plate of the locking device, 74...Key insertion hole, 75...
Receiving hole for locking hub, 76... Locking hub, 77... Receiving hole for locking hub, 78... Upper end small diameter portion, 79...
Keyway, 80... Plate key, 81... Key mountain part, 82...
...Lower sliding plate, 83... Upper sliding plate, 84... Plate tumbler, 85... Spacer plate, 86... Closing plate section, 87... Closing plate section, 88... Closing plate section,
89...Closing plate portion, 90...Abutment protrusion, 91
...Bending plate portion, 92... Spring for urging the shutter plate to return, 93... Spring hanging tube, 94... Cut groove portion, 95, 95... Fixing bolt, 97... Case fixing rod, 98 ... Spacer cylinder, 99 ... Fixing rod, 100 ... Fixing screw, 101 ... Spacer cylinder, 102 ... Fixing screw, 103 ... Shutter plate stopper cylinder, 104, 105 ... Fixing rod, 106... Axial rod, 107... Guide slot, 108... Spring for urging return of plate tumbler, 1
09... Locking plate, 110... Locking groove, 111
...Longitudinal groove, 112...Escape groove, 11
3...Passive side surface, 114...Passive notch, 11
5...Edge surface of notch, 116...Guiding rod part, 1
17...Passive rod part, 118...Fixing hole, 11
9... Operation projection, 120... Guide groove, 121
...First linear surface section, 122... Second linear surface section, 1
23...Protrusion for stopper, 124...Guide groove, 125...Escape opening, 126...Fixing rod, 127...Guiding rod, 128...Elongated guide hole,
129... Edge surface of the notch.
Claims (1)
１に鍵挿入孔１５，１７を貫通して設け、施錠軸
２０と施錠ハブ７６をケース９に回転可能に取付
け、鍵挿入孔１５からハンドル鍵２５が挿入され
る軸方向鍵孔４０を施錠軸２０の上端部に設け、
鍵挿入孔１７から鍵８０が挿入される鍵溝７９を
施錠ハブ７６に設け、施錠軸２０の回転に連動し
て受金板８から離脱する止め金板１４を水平枢軸
５４によつてケース２に枢着し、閉塞板部８６、
８７で施錠軸２０の鍵孔４０を閉鎖する摺動板８
３，８２を施錠軸２０と甲板１の間に設け、摺動
板８３，８２の一部と重ね合せた板タンブラー８
４を垂直枢軸１０６によつてケース９に枢着し、
板タンブラー８４の錠止用溝部１１０に係合して
摺動板８３，８２の移動を阻止する錠止板１０９
を摺動板８３，８２に固着し、鍵８０の回転時に
板タンブラー８４を押して錠止用溝部１１０と錠
止板１０９の係合を解除し、摺動板８３，８２を
鍵孔４０の非閉塞位置へ摺動させる鍵山部８１を
鍵８０に形成し、施錠軸２０の横断方向鍵受孔３
９の底面に当接して直角に回転し、鍵受孔３９の
内側面と係合する爪板２７を水平枢軸２６によつ
てハンドル鍵２５の下端部に枢着し、止め金板１
４を解錠位置に回転させたとき甲板１の下面に係
合する抜取り阻止用突起３５をハンドル鍵２５の
側面に突設したグレーチング蓋用施錠装置。 Key insertion holes 15 and 17 are provided through the deck 1 of the case 9 fixed to the grating lid 2, the lock shaft 20 and the lock hub 76 are rotatably attached to the case 9, and the handle key 25 is inserted through the key insertion hole 15. An axial keyhole 40 to be inserted is provided at the upper end of the locking shaft 20,
A keyway 79 into which a key 80 is inserted through the key insertion hole 17 is provided in the locking hub 76, and the retaining plate 14, which separates from the receiving plate 8 in conjunction with the rotation of the locking shaft 20, is attached to the case 2 by the horizontal pivot 54. a closing plate portion 86;
Sliding plate 8 that closes the keyhole 40 of the locking shaft 20 at 87
3 and 82 are provided between the locking shaft 20 and the deck 1, and the plate tumbler 8 is overlapped with a part of the sliding plates 83 and 82.
4 is pivotally connected to the case 9 by a vertical pivot 106,
A locking plate 109 that engages with the locking groove 110 of the plate tumbler 84 to prevent movement of the sliding plates 83 and 82
are fixed to the sliding plates 83, 82, and when the key 80 is rotated, the plate tumbler 84 is pushed to release the engagement between the locking groove 110 and the locking plate 109. A key ridge portion 81 for sliding to the closed position is formed on the key 80, and the transverse key receiving hole 3 of the locking shaft 20 is formed in the key 80.
A pawl plate 27 that contacts the bottom surface of the handle key 9 and rotates at right angles and engages with the inner surface of the key receiving hole 39 is pivoted to the lower end of the handle key 25 by a horizontal pivot 26, and the pawl plate 1
A locking device for a grating lid in which a extraction prevention protrusion 35 that engages with the lower surface of the deck 1 when the handle key 4 is rotated to the unlocked position projects from the side surface of the handle key 25.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988070202U JPH0737012Y2 (en) | 1988-05-27 | 1988-05-27 | Locking device for grating lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988070202U JPH0737012Y2 (en) | 1988-05-27 | 1988-05-27 | Locking device for grating lid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0318369U true JPH0318369U (en) | 1991-02-22 |
| JPH0737012Y2 JPH0737012Y2 (en) | 1995-08-23 |
Family
ID=31606166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988070202U Expired - Lifetime JPH0737012Y2 (en) | 1988-05-27 | 1988-05-27 | Locking device for grating lid |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0737012Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009002093A (en) * | 2007-06-25 | 2009-01-08 | Kobayashi Satoshi | Floor panel fixing fitment |
-
1988
- 1988-05-27 JP JP1988070202U patent/JPH0737012Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009002093A (en) * | 2007-06-25 | 2009-01-08 | Kobayashi Satoshi | Floor panel fixing fitment |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0737012Y2 (en) | 1995-08-23 |
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