JPS61126180U - - Google Patents

Description

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

第１図は本考案の一実施例を示す伸縮継手の縦
断側面図、第２図は従来の伸縮継手の一例を示す
ボルトと係止体の一部を切り欠いた側面図、第３
図は従来の伸縮継手の他の例を示すボルトと係止
体の一部を切り欠いた側面図である。 １１……継手本体、１２……フランジ体、１５
……パツキング、１６……ボルト、１８……ナツ
ト、１９……係止部。 Fig. 1 is a longitudinal cross-sectional side view of an expansion joint showing an embodiment of the present invention, Fig. 2 is a side view showing an example of a conventional expansion joint with parts of the bolt and locking body cut away, and Fig. 3
The figure is a partially cutaway side view of a bolt and a locking body showing another example of a conventional expansion joint. 11...Joint body, 12...Flange body, 15
... Packing, 16 ... Bolt, 18 ... Nut, 19 ... Locking part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 両開口端面から接続すべき管体が挿入される筒
状の継手本体と、この継手本体の両端面に嵌合さ
れる合成樹脂で成形したた略環状の一対のフラン
ジ体と、前記継手本体の両端面とフランジ体の各
内周縁とで挾持され前記管体の外周面に圧接され
る環状のパツキングと、前記両フランジ体を締着
するボルトおよびナツトとを具備し、このボルト
の周面に、前記両フランジ体の各内側面に当接さ
れてこれらフランジ体の接近距離を規制する係止
部を形成したことを特徴とする伸縮継手。 A cylindrical joint body into which the pipes to be connected are inserted from both opening end faces, a pair of substantially annular flange bodies molded from synthetic resin that are fitted to both end faces of the joint body, and the joint body It comprises an annular packing that is held between both end faces and each inner circumferential edge of the flange body and pressed against the outer circumferential surface of the tube body, and a bolt and a nut that fasten both the flanged bodies, . An expansion joint, characterized in that a locking portion is formed that comes into contact with each inner side surface of both the flange bodies to restrict the approach distance of these flange bodies.