CN213089119U

CN213089119U - CPVC pipeline connection structure

Info

Publication number: CN213089119U
Application number: CN202021657307.6U
Authority: CN
Inventors: 王东杰
Original assignee: Jiangsu Shunyang Pipe Technology Co ltd
Current assignee: Jiangsu Shunyang Pipe Technology Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-04-30
Anticipated expiration: 2030-08-11

Abstract

The utility model discloses a CPVC pipeline connection structure, fill up and the second flange including first pipeline, metal loop flange, install first flange on the first pipeline, be provided with the PE flange of moulding plastics on the first flange, the setting of metal loop flange is outside at first flange, the second flange is installed on the second pipeline, the flange fills up the setting between first flange and second flange, the casing is installed to pipeline connection structure outside top, the outside below of pipeline connection structure is provided with down the casing, the casing edge is equipped with the draw-in groove down, it is provided with the fixture block to go up the casing bottom. This CPVC pipeline connection structure is provided with PE and moulds plastics flange and flange pad, sets up in first flange and second flange joint department, and flexible PE plastics material makes the contact surface of junction bigger, carries out further enhancement to the leakproofness of junction, is provided with the sealing washer, inlays the junction at casing and pipeline, the inside leakproofness of guarantee casing.

Description

CPVC pipeline connection structure

Technical Field

The utility model relates to a CPVC pipeline technical field specifically is a CPVC pipeline connection structure.

Background

The CPVC pipeline is a novel plastic pipeline with wide application, has the advantages of high strength, good flexibility, high temperature resistance, corrosion resistance, flame retardance, no pollution, difficult aging, light weight, convenient construction and the like, but has some problems in the existing CPVC pipeline connection mode.

The most traditional bolt that adopts of current CPVC pipeline connected mode connects, and such connected mode can cause the leakproofness of junction not enough, and is more loaded down with trivial details at the in-process of dismantling moreover, and the junction does not have any protection and directly exposes in the air in addition, can cause the corrosion of bolt in the past to lead to the shakiness of connecting for a long time, influences the conveying efficiency of pipeline, so need a neotype CPVC pipeline connection structure to carry out the connection of pipeline.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a CPVC pipeline connection structure to traditional bolt that proposes in solving above-mentioned background art is connected and can be caused the leakproofness of junction not enough, and is more loaded down with trivial details at the in-process of dismantling moreover, and the junction does not have any protection and directly exposes in the air moreover, can cause the corrosion of bolt to lead to the shakiness of connecting, influences the conveying efficiency problem of pipeline.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a CPVC pipeline connection structure, includes first pipeline, metal loop flange, flange pad and second flange, install first flange on the first pipeline, be provided with the PE flange of moulding plastics on the first flange, the metal loop flange sets up outside first flange, the second flange is installed on the second pipeline, the flange pad sets up between first flange and second flange, the casing is installed to the outside top of pipeline connection structure, the outside below of pipeline connection structure is provided with down the casing, casing edge is equipped with the draw-in groove down, it is provided with the fixture block to go up the casing bottom.

Preferably, the metal loose flange is connected with the second flange through a screw and a nut.

Preferably, sealing rings are arranged at the joints of the upper shell and the lower shell and the first pipeline and the second pipeline.

Preferably, the first flange and the second flange are both made of metal.

Preferably, the upper shell and the lower shell are made of waterproof plastic materials.

Preferably, the upper shell and the lower shell are connected through a clamping block and a clamping groove in a clamping mode.

Compared with the prior art, the beneficial effects of the utility model are that: the CPVC pipe connecting structure comprises a CPVC pipe connecting structure,

(1) the flexible PE plastic material enables the contact surface of the joint to be larger, and the sealing performance of the joint is further enhanced;

(2) the sealing ring is embedded at the joint of the shell and the pipeline, so that the sealing property in the shell is guaranteed, and the corrosion and corrosion of the connecting structure are greatly reduced;

(3) the clamping groove and the clamping block are arranged and are respectively arranged at the joint between the lower shell and the upper shell, so that the upper shell and the lower shell are connected.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

FIG. 2 is a schematic structural view of a first flange, a second flange and a metal loop flange of the present invention;

fig. 3 is a schematic view of the structure of the upper casing and the lower casing of the present invention.

In the figure: 1. the pipeline comprises a first pipeline, a second pipeline, a first flange, a metal loose flange, a PE injection molding flange, a first pipeline, a second pipeline, a third pipeline, a fourth pipeline, a fifth pipeline, a sixth pipeline, a fifth pipeline.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a CPVC pipeline connection structure, as shown in fig. 1 and 2, install first flange 3 on the first pipeline 1, be provided with PE flange 5 of moulding plastics on the first flange 3, metal looper flange 4 sets up in first flange 3 outsidely, second flange 9 is installed on second pipeline 2, metal looper flange 4 passes through screw 6 and nut 7 with second flange 9 and links, be convenient for fixed to metal looper flange 4 and second flange 9, flange pad 8 sets up between first flange 3 and second flange 9, first flange 3 and second flange 9 are the metal material, be favorable to the fastening of connection.

As shown in fig. 1 and 3, casing 11 is installed to the outside top of pipeline connection structure, pipeline connection structure outside below is provided with casing 12 down, it is provided with sealing washer 10 with the junction of first pipeline 1 and second pipeline 2 with casing 12 down to go up casing 11, be favorable to preventing outside moisture to get into connection structure, lead to the condition of corrosion, casing 12 edge is equipped with draw-in groove 13 down, it is provided with fixture block 14 to go up casing 11 bottom, it passes through fixture block 14 and draw-in groove 13 block with casing 12 down to go up casing 11 and be connected, be convenient for install and dismantle whole connection structure, it is waterproof plastics material with casing 12 down to go up casing 11, be convenient for alleviate the holistic weight of connection structure, reduce the pressure burden of junction.

The working principle is as follows: when the CPVC pipeline connecting structure is used, firstly, the metal loop flange 4 is sleeved on the first flange 3, then the first flange 3 and the metal loop flange 4 are arranged on the interface of the first pipeline 1, then the second flange 9 is arranged on the interface of the second pipeline 2, then the flange gasket 8 is arranged between the first flange 3 and the second flange 9, the metal loop flange 5 and the second flange 9 are fastened through the nut 7 and the screw 6, the PE injection molding flange 5 and the flange gasket 8 at the tail end of the first flange 3 ensure the sealing performance of the joint, next, the upper shell 11 and the lower shell 12 are combined through the clamping blocks 14 and the clamping grooves 13 and installed outside the connection structure, the sealing ring 10 at the connection port position of the upper shell 11 and the lower shell 12 can be tightly attached to the CPVC pipeline, so as to prevent the connection structure at the connection port from being unstable due to the entering of rainwater and impurities, and what is not described in detail in this specification belongs to the prior art known to those skilled in the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a CPVC pipeline connection structure, includes first pipeline (1), metal lap joint flange (4), flange pad (8) and second flange (9), its characterized in that: install first flange (3) on first pipeline (1), be provided with PE on first flange (3) and mould plastics flange (5), metal loop flange (4) set up in first flange (3) outside, install on second pipeline (2) second flange (9), flange pad (8) set up between first flange (3) and second flange (9), casing (11) are installed to the outside top of pipe connection structure, the outside below of pipe connection structure is provided with down casing (12), casing (12) edge is equipped with draw-in groove (13) down, it is provided with fixture block (14) to go up casing (11) bottom.

2. A CPVC piping connection structure as claimed in claim 1, wherein: the metal loop flange (4) is connected with the second flange (9) through a screw (6) and a nut (7).

3. A CPVC piping connection structure as claimed in claim 1, wherein: and sealing rings (10) are arranged at the joints of the upper shell (11) and the lower shell (12) and the first pipeline (1) and the second pipeline (2).

4. A CPVC piping connection structure as claimed in claim 1, wherein: the first flange (3) and the second flange (9) are both made of metal materials.

5. A CPVC piping connection structure as claimed in claim 1, wherein: the upper shell (11) and the lower shell (12) are made of waterproof plastic materials.

6. A CPVC piping connection structure as claimed in claim 1, wherein: the upper shell (11) and the lower shell (12) are connected in a clamping mode through a clamping block (14) and a clamping groove (13).