CN210860174U

CN210860174U - Gardens waterscape pipeline slot type connecting piece

Info

Publication number: CN210860174U
Application number: CN201921982543.2U
Authority: CN
Inventors: 韩婷婷; 李�荣; 霍蹦
Original assignee: Individual
Current assignee: Harbin Yishui Environmental Protection Technology Co ltd
Priority date: 2019-11-17
Filing date: 2019-11-17
Publication date: 2020-06-26
Anticipated expiration: 2029-11-17

Abstract

A ditch groove type connecting piece for a garden waterscape pipeline relates to a ditch groove type connecting piece. The problem of the installation degree of difficulty of metal pipeline slot type connecting piece of supplying water and drainage in solving gardens waterscape is big. The garden waterscape pipeline groove type connecting piece consists of a first end pipe, a gasket, an inner pipe and a clamp; the end surfaces of the first end pipe and the second end pipe are provided with the same annular flanges; the gasket is annular, and the section of the gasket is a right-angled triangle; an annular bulge with a rectangular cross section is arranged on the outer circumferential surface of the middle part of the inner pipe, and a sealing ring is arranged on the side surface of the annular bulge; the inner side wall of the groove of the clamp is an inclined plane; the clamp sleeves are arranged outside the gasket, the annular flanges on the end surfaces of the first end pipe and the second end pipe and the annular bulge on the inner pipe. The utility model discloses the connecting piece need not carry out strict alignment to two pipelines to because the cooperation of packing ring and clamp inner inclined plane makes the utility model discloses the connecting piece installation is more simple and convenient. The utility model is suitable for a pipe connection.

Description

Gardens waterscape pipeline slot type connecting piece

Technical Field

The utility model relates to a slot type connecting piece.

Background

The garden waterscape comprises a water curtain, a water drop, a water wall, a fountain and the like, and water supply and drainage in the garden waterscape are related to normal operation of the garden waterscape. In order to improve the installation efficiency, metal pipelines for water supply and drainage of general garden waterscape are mostly connected by groove type connecting pieces, the groove type connecting pieces of the existing metal pipelines are shown in fig. 1, flanges a are arranged on the outer circumferential surfaces of the end heads of the two pipelines, the front end surfaces and the rear end surfaces of the flanges a are perpendicular to the pipelines, the front end surfaces of the flanges a of the two pipelines are tightly attached, the end parts of the pipelines are fastened by using a hoop b, and in order to realize sealing, a sealing ring c is usually coated outside the flanges a; the problem with such a grooved connection of pipes is that: because the preceding terminal surface of flange a is the plane, need guarantee during two pipe connections that flange a on two pipelines closely laminates and can not take place the dislocation, then can utilize clamp b fastening pipe end, but flange a dislocation or the laminating on two pipelines often appear and do not closely lead to connecting the failure, phenomenon such as emergence leak, therefore the ditch slot type connecting piece installation degree of difficulty of current metal pipeline is big.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the big problem of the installation degree of difficulty of the metal pipeline slot type connecting piece of feedwater and drainage in the current gardens waterscape, provide a gardens waterscape pipeline slot type connecting piece.

The groove type connecting piece for the garden waterscape pipeline comprises a first end pipe (1), a second end pipe (2), a gasket (3), an inner pipe (4) and a clamp (5);

the first end pipe (1) and the second end pipe (2) are the same in size, and the end faces of the first end pipe (1) and the second end pipe (2) are provided with the same annular flanges;

the gasket (3) is annular, the gasket (3) is composed of two semi-rings, and the cross sections of the semi-rings are right-angled triangles;

the outer diameter of the middle part of the inner pipe (4) is the same as the inner diameters of the first end pipe (1) and the second end pipe (2), the outer diameters of the two ends of the inner pipe (4) are smaller than the middle part, an annular bulge (6) with a rectangular cross section is arranged on the outer circumferential surface of the middle part of the inner pipe (4), and the outer diameter of the annular bulge (6) is equal to the outer diameters of annular flanges on the first end pipe (1) and the second end pipe (2); two side surfaces of the annular bulge (6) are provided with annular grooves, and annular sealing rings (7) are arranged in the annular grooves of the two side surfaces;

the hoop (5) is composed of an upper half hoop (51) and a lower half hoop (52), and the end parts of the upper half hoop (51) and the lower half hoop (52) are both provided with a perforated lug plate (8); the inner rings of the upper half hoop (51) and the lower half hoop (52) are groove-shaped, and the inner side walls of the grooves of the upper half hoop (51) and the lower half hoop (52) are inclined planes;

the both ends of inner tube (4) set up respectively in first end pipe (1) and second end pipe (2) and annular protrusion (6) set up between two terminal surfaces of first end pipe (1) and second end pipe (2), the root of the annular flange of first end pipe (1) and second end pipe (2) all is equipped with packing ring (3), and the inclined plane of packing ring (3) sets up outwards, hoop (5) cover is established at packing ring (3), the annular flange of the terminal surface of first end pipe (1) and second end pipe (2) and the outside of annular protrusion (6) on inner tube (4).

The utility model discloses principle and beneficial effect do:

when the groove type connecting piece of the garden waterscape pipeline is used, when two ends of the inner pipe (4) penetrate into the first end pipe (1) and the second end pipe (2), the outer diameter of the middle part of the inner pipe (4) is the same as the inner diameters of the first end pipe (1) and the second end pipe (2), so that the end surfaces of the first end pipe (1) and the second end pipe (2) are accurately opposite; the sealing ring (7) in the inner pipe (4) is used for sealing the inner pipe (4), the first end pipe (1) and the second end pipe (2); after the hoop (5) is sleeved on the gasket (3), the annular flanges of the end surfaces of the first end pipe (1) and the second end pipe (2) and the outer part of the annular protrusion (6) on the inner pipe (4), the inclined surface of the inner side wall of the groove of the hoop (5) is in contact with the inclined surface of the gasket (3), and along with the closing of the hoop (5), the hoop (5) extrudes the gasket (3) to reduce the distance between the gaskets (3) on two sides, so that the distance between the first end pipe (1) and the second end pipe (2) is reduced, and finally the first end pipe (1), the second end pipe (2) and the inner pipe (4) are fastened and sealed; compare current metal pipeline's slot type connecting piece, the utility model discloses the connecting piece need not carry out strict alignment to two pipelines to because the cooperation on inclined plane makes in packing ring (3) and clamp (5) the utility model discloses the connecting piece installation is more simple and convenient.

Description of the drawings:

FIG. 1 is a schematic structural view of a conventional grooved joint for metal pipes;

FIG. 2 is a schematic structural diagram of a gutter-type connector for landscape pipelines in embodiment 1;

FIG. 3 is a schematic structural view of the clamp (5);

fig. 4 is a schematic structural view of a half ring in the gasket (3).

The specific implementation mode is as follows:

the technical scheme of the invention is not limited to the specific embodiments listed below, and any reasonable combination of the specific embodiments is included.

The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 4, and the garden waterscape pipeline groove type connecting piece of the embodiment is composed of a first end pipe (1), a second end pipe (2), a gasket (3), an inner pipe (4) and a clamp (5);

When the groove type connecting piece for the garden waterscape pipeline is used, and two ends of the inner pipe (4) penetrate into the first end pipe (1) and the second end pipe (2), the outer diameter of the middle part of the inner pipe (4) is the same as the inner diameters of the first end pipe (1) and the second end pipe (2), so that the end surfaces of the first end pipe (1) and the second end pipe (2) are accurately opposite; the sealing ring (7) in the inner pipe (4) is used for sealing the inner pipe (4), the first end pipe (1) and the second end pipe (2); after the hoop (5) is sleeved on the gasket (3), the annular flanges of the end surfaces of the first end pipe (1) and the second end pipe (2) and the outer part of the annular protrusion (6) on the inner pipe (4), the inclined surface of the inner side wall of the groove of the hoop (5) is in contact with the inclined surface of the gasket (3), and along with the closing of the hoop (5), the hoop (5) extrudes the gasket (3) to reduce the distance between the gaskets (3) on two sides, so that the distance between the first end pipe (1) and the second end pipe (2) is reduced, and finally the first end pipe (1), the second end pipe (2) and the inner pipe (4) are fastened and sealed; compare the slot type connecting piece of current metal pipeline, this embodiment connecting piece need not carry out strict alignment to two pipelines to because the cooperation of packing ring (3) and clamp (5) inner inclined plane makes this embodiment connecting piece installation more simple and convenient.

The second embodiment is as follows: the first difference between the present embodiment and the specific embodiment is: the upper half hoop (51) and the lower half hoop (52) are connected through bolts. Other steps and parameters are the same as in the first embodiment.

The third concrete implementation mode: the present embodiment differs from the first or second embodiment in that: the outer diameters of the two ends of the inner pipe (4) are smaller than the middle part by 3-8 mm. Other steps and parameters are the same as in the first or second embodiment. The purpose that the outer diameters of the two ends of the inner pipe (4) are smaller than the outer diameter of the middle part is to facilitate the two ends of the inner pipe (4) to smoothly enter the first end pipe (1) and the second end pipe (2).

Claims

1. The utility model provides a gardens waterscape pipeline ditch groove formula connecting piece which characterized in that: the garden waterscape pipeline groove type connecting piece is composed of a first end pipe (1), a second end pipe (2), a gasket (3), an inner pipe (4) and a clamp (5);

2. The garden waterscape channel-type connector of claim 1, wherein: the upper half hoop (51) and the lower half hoop (52) are connected through bolts.

3. The garden waterscape channel-type connector of claim 1, wherein: the outer diameters of the two ends of the inner pipe (4) are smaller than the middle part by 3-8 mm.