JPH026754U - - Google Patents
Info
- Publication number
- JPH026754U JPH026754U JP8405088U JP8405088U JPH026754U JP H026754 U JPH026754 U JP H026754U JP 8405088 U JP8405088 U JP 8405088U JP 8405088 U JP8405088 U JP 8405088U JP H026754 U JPH026754 U JP H026754U
- Authority
- JP
- Japan
- Prior art keywords
- lock
- bottom plate
- lid
- insertion hole
- space
- 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
- 230000037431 insertion Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 1
Description
第１図は本考案実施例における蓋の周縁部を上
方から見た斜視図、第２図は錠の斜視図、第３図
は受け枠の錠座付近を示す斜視図、第４図ａ及び
ｂは錠支持構造を示した側面図及び断面図、第５
図ａ及びｂは錠の側面図及び正面図、第６図ａ及
びｂはそれぞれ施錠状態及び解錠状態を説明する
図、第７図は錠旋回防止機構を備えた施錠構造を
示す図、第８図は本考案者が先に提案した施錠構
造を示す図である。
１：蓋、１１：錠支持構造、１２：開口部、１
３：底板部、１４：直立壁、１５：傾斜面、１６
：空間部、１７：外側壁、１８：錠枢支路、１９
：吊下げ用空間部、２：錠、２１：旋回軸、２２
：係合突起、２３：伸延腕、２４：錠胴部、２５
：突辺、３：受け枠、３１：錠座、３２：錠止突
起、３３：テーパ嵌合面、４：バール、４１：先
端突起、５：プラグ、５１：プラグ挿通孔、５２
：ブツシユ。
Fig. 1 is a perspective view of the periphery of the lid in the embodiment of the present invention seen from above, Fig. 2 is a perspective view of the lock, Fig. 3 is a perspective view showing the vicinity of the lock seat of the receiving frame, and Figs. b is a side view and a sectional view showing the lock support structure, No. 5
Figures a and b are side and front views of the lock, Figures 6 a and b are diagrams explaining the locked and unlocked states, respectively, Figure 7 is a diagram showing a locking structure equipped with a lock rotation prevention mechanism, FIG. 8 is a diagram showing a locking structure previously proposed by the present inventor. 1: Lid, 11: Lock support structure, 12: Opening, 1
3: Bottom plate part, 14: Upright wall, 15: Inclined surface, 16
: Space, 17: Outer wall, 18: Lock pivot path, 19
: Hanging space, 2: Lock, 21: Pivot, 22
: Engagement protrusion, 23: Distraction arm, 24: Lock body, 25
: protruding side, 3: receiving frame, 31: lock seat, 32: locking protrusion, 33: tapered fitting surface, 4: crowbar, 41: tip protrusion, 5: plug, 51: plug insertion hole, 52
: Butsuyu.
Claims (1)
に空間部を介して底板部を形成し、該底板部の両
端部に直立壁を設け、該直立壁に前記空間部の奥
部に向かつて低く形成された錠枢支路を設けた蓋
と、 前記錠枢支路に支持される一対の旋回軸を伸延
腕の上部に内方に突出させ、前記伸延腕の下部に
設けた錠胴部から係合突起を突出させた錠と、 前記係合突起に係合する錠止突起を備えた錠座
を内周面に形成した受け枠とを備えていることを
特徴とする地下構造物用蓋の施錠構造。 ２ 実用新案登録請求の範囲第１項記載の底板部
ほプラグ挿通孔を形成し、錠の上面に位置するプ
ラグを前記プラグ挿通孔に螺合させたことを特徴
とする地下構造物用蓋の施錠構造。[Claims for Utility Model Registration] 1. A bottom plate is formed below an opening for inserting a crowbar provided at the peripheral edge through a space, an upright wall is provided at both ends of the bottom plate, and an upright wall is provided at both ends of the bottom plate. a lid provided with a lock pivot path formed lower toward the inner part of the space; a pair of pivot shafts supported by the lock pivot path protrude inwardly from the upper part of the distraction arm; The lock includes a lock having an engaging protrusion protruding from a lock body provided at the lower part of the arm, and a receiving frame having a lock seat provided with a locking protrusion that engages with the engaging protrusion formed on the inner peripheral surface. A locking structure for a lid for an underground structure, which is characterized by: 2. A lid for an underground structure, characterized in that a plug insertion hole is formed in the bottom plate of the utility model registration claim 1, and a plug located on the top surface of the lock is screwed into the plug insertion hole. Locking structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8405088U JPH0633000Y2 (en) | 1988-06-24 | 1988-06-24 | Locking structure for lids for underground structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8405088U JPH0633000Y2 (en) | 1988-06-24 | 1988-06-24 | Locking structure for lids for underground structures |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH026754U true JPH026754U (en) | 1990-01-17 |
| JPH0633000Y2 JPH0633000Y2 (en) | 1994-08-31 |
Family
ID=31308749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8405088U Expired - Lifetime JPH0633000Y2 (en) | 1988-06-24 | 1988-06-24 | Locking structure for lids for underground structures |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0633000Y2 (en) |
-
1988
- 1988-06-24 JP JP8405088U patent/JPH0633000Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0633000Y2 (en) | 1994-08-31 |