JPH0165487U - - Google Patents
Info
- Publication number
- JPH0165487U JPH0165487U JP1987158216U JP15821687U JPH0165487U JP H0165487 U JPH0165487 U JP H0165487U JP 1987158216 U JP1987158216 U JP 1987158216U JP 15821687 U JP15821687 U JP 15821687U JP H0165487 U JPH0165487 U JP H0165487U
- Authority
- JP
- Japan
- Prior art keywords
- tube
- pressure
- tightening
- diameter
- insertion direction
- 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.)
- Pending
Links
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims 3
- 238000003780 insertion Methods 0.000 claims 3
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Joints That Cut Off Fluids, And Hose Joints (AREA)
Description
第１図はこの考案による継手金具の一実施例を
示す分割した部分縦断側面図、第２図は管体を装
着し締め付けを完了したときの状態を示す部分縦
断側面図である。
１０：継手本体、１１：内筒部、１２：管体受
入溝、１４：受圧面、２０：締め付けナツト、２
３：加圧面、３０，５０：締め付けリング、３１
ａ，３１ｂ，４１ａ，４１ｂ，５１ａ，５１ｂ：
当接面、３３，５３：切り割り、４０：スペーサ
リング。
FIG. 1 is a partial longitudinal sectional side view showing an embodiment of the joint fitting according to this invention, and FIG. 2 is a partial longitudinal sectional side view showing the state when the pipe body is attached and tightening is completed. 10: Joint body, 11: Inner cylinder part, 12: Pipe body receiving groove, 14: Pressure receiving surface, 20: Tightening nut, 2
3: Pressure surface, 30, 50: Tightening ring, 31
a, 31b, 41a, 41b, 51a, 51b:
Contact surface, 33, 53: Cut, 40: Spacer ring.
Claims (1)
先端よりも管体挿入方向側にあつて、その先端部
には管体挿入方向に向けて縮径する受圧面を有す
ると共に、外周面には雄ねじ部を有し、前記内筒
部を実質的に同心状に囲んで相互の間に管体受入
溝を形成する外筒部とを一端部に備える継手本体
、この継手本体の外筒部の受圧面に対向し管体挿
入方向に向けて拡径する加圧面を内周面に有して
該外筒部に螺着される締め付けナツト、及びこの
締め付けナツト内に配され、両端面が軸方向断面
において半径方向内方に向けて先細となるスペー
サリングを間に介して並列状態で管体に外嵌され
、前記締め付けナツトの締着時に該締め付けナツ
トの加圧面と前記スペーサリングの端面と前記継
手本体の外筒部の受圧面に当接して各当接面に求
心方向の押圧力を受けて縮径し、管体を外周から
肉厚方向に押圧する少なくとも二個の締め付けリ
ングを備え、前記少なくとも二個の締め付けリン
グは、各当接面が曲面状に形成された割りリング
であることを特徴とする継手金具。 An inner cylindrical portion that fits inside the tube, and a pressure receiving surface that is located on the side in the tube insertion direction from the tip of the inner tube and that reduces in diameter in the tube insertion direction. , a joint body comprising at one end an outer cylinder part which has a male threaded part on the outer circumferential surface and substantially concentrically surrounds the inner cylinder part to form a pipe body receiving groove therebetween; a tightening nut that is screwed onto the outer cylinder and has a pressure surface on its inner peripheral surface that faces the pressure receiving surface of the outer cylinder and expands in diameter in the tube insertion direction; , are fitted onto the tube body in a parallel state through a spacer ring in which both end surfaces taper radially inward in the axial cross section, and when the tightening nut is tightened, the pressure surface of the tightening nut and the At least two pieces that contact the end face of the spacer ring and the pressure-receiving surface of the outer cylindrical part of the joint body, contract in diameter by receiving a centripetal pressing force from each contact surface, and press the pipe body from the outer periphery in the thickness direction. A joint fitting comprising a tightening ring, wherein the at least two tightening rings are split rings each having a curved contact surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987158216U JPH0165487U (en) | 1987-10-16 | 1987-10-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987158216U JPH0165487U (en) | 1987-10-16 | 1987-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0165487U true JPH0165487U (en) | 1989-04-26 |
Family
ID=31438342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987158216U Pending JPH0165487U (en) | 1987-10-16 | 1987-10-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0165487U (en) |
-
1987
- 1987-10-16 JP JP1987158216U patent/JPH0165487U/ja active Pending
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