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Housing type joint

A clamp-type pipe, arc-shaped technology, applied in the direction of pipe/pipe joint/pipe fitting, sleeve/socket connection, connection of packing and sealing by fluid pressure, etc. The total weight of the type pipe joint is heavy, and it is not easy to assemble the clamp type pipe joint, so as to achieve the effect of easy connection/disassembly operation, compact structure and light weight.

Active Publication Date: 2007-03-21
VICTAULIC OF JAPAN
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Thus, the overall weight of the clamp type fitting is heavy, and it is difficult to make the clamp type fitting compact
In addition, it is not easy to assemble the clamp type fitting at the job site, and connect and disconnect the fitting to and from the two pipes

Method used

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Examples

Experimental program
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Embodiment Construction

[0018] Description of the preferred embodiment

[0019] Hereinafter, a clamp type pipe joint according to one embodiment of the present invention is explained with reference to the drawings.

[0020] FIG. 1 is a perspective view showing a clamp type pipe joint according to one embodiment of the present invention. FIG. 2 is an exploded perspective view of the clamp type pipe joint of FIG. 1 .

[0021] As shown in Figures 1 and 2, the clamp type pipe joint 20 of the present invention includes: a casing 21, an elastic ring 22 arranged inside the casing 21, a fastening band 23 arranged around the outer surface of the casing 21, and The two ends of the fastening strap 23 are connected with fastening means 24 .

[0022] The casing 21 may be formed by arranging at least four arcuate portions 25 , 25 , 25 , 25 at intervals on or over the outer surface of the elastic ring 22 in the circumferential direction. In this embodiment, the four arcuate portions 25 have th...

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PUM

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Abstract

This invention is a housing type joint including: a housing formed by arranging at least three arcuate segments in a circumferential direction with gaps; an elastic ring arranged in the housing for hermetically sealing end portions of a pair of pipes; a fastening band arranged so as to surround an outside surface of the housing and having loop portions at both ends thereof; and a fastening unit that makes the loop portions at both ends of the fastening band closer to each other, in order to make the arcuate segments closer to each other or in contact with each other; wherein the elastic ring has engagement projections at positions located in a circumferential direction thereof with gaps, correspondingly to the respective arcuate segments, each engagement projection extending outward in a radial direction of the elastic ring; each arcuate segment has a positioning hole into which each engagement projection is inserted; and a fastening-band guiding part is provided on an outside surface of each arcuate segment for guiding the fastening band.

Description

field of invention [0001] The present invention relates to a clamp-type pipe joint for liquid-tightly sealing two pipes having annular grooves at their edge portions, in particular, the present invention relates to a clamp-type pipe joint which is light in weight and structurally Compact and easy to attach and disassemble. Background of the invention [0002] As a clamp type pipe joint that liquid-tightly seals a connection portion of a small-diameter pipe such as a water supply pipe, a clamp type pipe joint having a structure as shown in FIG. 8 is used in various industrial fields. [0003] The clamp type pipe joint shown in Fig. 8 includes: a pair of semicircular pipe joint parts 1, 2 formed by casting; bolt seats 3 integrally formed at both ends of a semicircular pipe joint part 1, 3; bolt seats 4, 4 integrally formed at both ends of the other semicircular pipe joint part 2; spaces 7 formed in the semicircular pipe joint part 1, 2 for accommodating...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F16L25/00
CPCF16L17/04F16L21/065
Inventor 野田祐司
Owner VICTAULIC OF JAPAN
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