JPS6250248U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図、第２図は本考案の異なる実施例を示す
縦断側面概略図、第３図イは本考案における蓋本
体の支持部の部分側面図、第３図ロに同図イと同
じ部分の裏面平面図、第３図ハは同図ロの右側面
図、第４図は本考案の錠の説明図でありイは斜視
図、ロは縦断側面図、ハは右側面図、ニは平面図
、ホは底面図、第５図は本考案の蓋を閉めた状態
の縦断側面図、第６図は第５図と同じ状態の裏面
平面図、第７図は蓋を手鉤で開ける状態の説明図
、第８図は手鉤で錠を９０度回転した状態の裏面
平面図、第９図は従来の錠の説明図、第１０図は
従来のマンホールの蓋の縦断側面図である。 １は受枠、２は蓋本体、３は支持部、４は錠、
５は回転規制体、６は蓋本体の鍵穴、７は錠の鍵
穴、８は手鉤。 Figures 1 and 2 are schematic vertical side views showing different embodiments of the present invention, Figure 3A is a partial side view of the support part of the lid body in the present invention, and Figure 3B is the same part as Figure A. Figure 3C is a right side view of Figure 3B, Figure 4 is an explanatory view of the lock of the present invention, where A is a perspective view, B is a vertical side view, C is a right side view, and D is a Top view, E is a bottom view, Figure 5 is a vertical side view of the present invention with the lid closed, Figure 6 is a back plan view of the same state as Figure 5, and Figure 7 is when the lid is opened with a hand hook. An explanatory diagram of the state, Fig. 8 is a back plan view of the lock rotated 90 degrees with a hand hook, Fig. 9 is an explanatory diagram of a conventional lock, and Fig. 10 is a longitudinal cross-sectional side view of a conventional manhole cover. . 1 is the receiving frame, 2 is the lid body, 3 is the support part, 4 is the lock,
5 is a rotation regulating body, 6 is a keyhole in the lid body, 7 is a keyhole in a lock, and 8 is a hand hook.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 受枠内に収納される蓋本体と、蓋本体の内面に
形成されている支持部に回転自在なるよう取付け
られた錠と、錠に係止及び係止の解除を自在とし
た回転規制体とからなり、回転規制体は平常時は
錠に係止して錠の回転を規制し、蓋本体及び錠の
鍵穴から手鉤を差し込んで押すと錠から外れて錠
の回転子制が解除されるようにしたことを特徴と
するマンホールの錠付き蓋。 It consists of a lid body stored in a receiving frame, a lock rotatably attached to a support part formed on the inner surface of the lid body, and a rotation regulating body that can be freely locked and unlatched to the lock. Under normal conditions, the rotation regulating body is locked to the lock to regulate the rotation of the lock, and when a hand hook is inserted through the keyhole of the lid body and the lock and pressed, it comes off from the lock and the rotator system of the lock is released. A manhole cover with a lock.