JPS63126695U - - Google Patents

Description

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

第１図は本考案の第１実施例を示す断面図、第
２図はその第１実施例に用いるロツクリングと喰
付部材との組立体の生面図、第３図は第２図の
―線に沿つての断面図、第４図は本考案の第２
実施例に用いる喰付部材の平面図、第５図は第２
実施例のロツクリングと喰付部材の組立体の断面
図、第６図及び第７図は従来例の埋設管用継手の
組立前及び組立完了時の状態を示す半断面側面図
である。 １……締結部材、３，４３……ロツクリング、
４，４４……喰付部材、５……ワツシヤ、６……
パツキン、７……継手本体、８……埋設管。 Fig. 1 is a sectional view showing the first embodiment of the present invention, Fig. 2 is a plan view of the assembly of the lock ring and the biting member used in the first embodiment, and Fig. 3 is the same as shown in Fig. 2. A sectional view along the line, FIG. 4 is the second part of the present invention.
A plan view of the biting member used in the example, FIG.
6 and 7 are half-sectional side views showing the state of the conventional buried pipe joint before and after assembly. 1... Fastening member, 3, 43... Lock ring,
4, 44... Biting member, 5... Washer, 6...
Packing, 7... Fitting body, 8... Buried pipe.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 内部に連結されるべき管が挿入される孔を有す
る継手本体と、該継手本体の端部に螺合される螺
合部及び傾斜した内周壁とを有する締結部材と、
前記内周壁に接するロツクリングと、該ロツクリ
ングに協働する喰付部材とを含み、前記継手本体
に前記締結部材を螺合することにより前記管の外
周上に配設されたパツキンを圧縮すると共に、前
記喰付部材を前記ロツクリングを介して前記管の
外周に喰付かせることにより管と継手との連結を
行なう埋設管用継手において、前記ロツクリング
は周壁に複数の貫通穴が設けられた円環部及び該
円環部の一端から径方向外方に向けて略Ｖ字型を
なすように折り曲げられた折曲部からなり、前記
喰付部材は前記円環部の貫通穴から該喰付部材の
一部分が前記円環部の内部へ突出した状態で前記
円環部と前記折曲部との間に挾持されていること
を特徴とする埋設管用継手。 a joint body having a hole into which a pipe to be connected is inserted; a fastening member having a threaded portion screwed onto an end of the joint body and an inclined inner circumferential wall;
It includes a locking ring that contacts the inner circumferential wall and a biting member that cooperates with the locking ring, and compresses a packing disposed on the outer periphery of the pipe by screwing the fastening member to the joint body, In the joint for a buried pipe, in which the pipe and the joint are connected by biting the locking member to the outer periphery of the pipe via the locking ring, the locking ring has a circular portion having a plurality of through holes in the peripheral wall; It consists of a bent portion that is bent from one end of the annular portion outward in the radial direction to form a substantially V-shape, and the biting member is formed from a through hole of the annular portion to a portion of the biting member. A joint for a buried pipe, characterized in that the joint is held between the annular part and the bent part in a state in which the part protrudes into the inside of the annular part.