CN113551089A

CN113551089A - Flange type pipe port protection device and installation method thereof

Info

Publication number: CN113551089A
Application number: CN202110540252.3A
Authority: CN
Inventors: 李轶科; 吴佩; 柯金; 马景辉
Original assignee: Hudong Zhonghua Shipbuilding Group Co Ltd
Current assignee: Hudong Zhonghua Shipbuilding Group Co Ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-10-26

Abstract

The invention discloses a flange type pipe port protection device and an installation method thereof, wherein the protection device comprises an upper assembly and a lower assembly which are arranged below a pipe flange and are buckled with each other; the rubber plug extends into the flange hole from the upper part of the pipe flange to seal the pipe port; and a pipe cover which wraps the upper assembly, the lower assembly and the rubber plug to lock and fix the upper assembly, the lower assembly and the rubber plug and the pipe flange into a whole. The invention has simple structure and low manufacturing cost, protects the end face of the pipe, avoids leakage of the pipe, reduces the assembly working time of the protection device, greatly reduces the construction working time and improves the construction efficiency.

Description

Flange type pipe port protection device and installation method thereof

Technical Field

The invention relates to the technical field of ship construction, in particular to a flange type pipe port protection device and an installation method thereof.

Background

In the ship construction process, a large number of pipe fittings are involved, and leakage of the pipe fittings after connection is caused by factors of insufficient protection, such as mechanical damage and insufficient cleaning of the end faces of the pipes, so that the protection of the pipes becomes one of the keys for judging whether a pipeline system is in normal operation.

At present, a blind flange is often used for protecting a port of a flange type pipe, bolts and nuts are required to be matched and used when the blind flange is assembled in a protection mode, a large amount of manpower and material resources can be consumed in the assembling and disassembling processes, and a large amount of construction time is required to be consumed.

Disclosure of Invention

Accordingly, the present invention is directed to a flange-type pipe port protection device and a method for installing the same, which are used to solve the above-mentioned problems in the prior art.

A flanged pipe port protector, comprising:

an upper assembly and a lower assembly which are arranged below the pipe flange and are buckled with each other;

the rubber plug extends into the flange hole from the upper part of the pipe flange to seal the pipe port;

and wrap up upper assembly, lower assembly and rubber plug in order to lock the tube cover fixed as an organic whole with the pipe flange;

the upper assembly part and the lower assembly part are provided with upper notches with upward openings, bolt holes for inserting the bolt bodies are formed in the upper notches, protrusions for inserting the holes of the pipe flanges extend upwards from the upper end surfaces of the upper assembly part and the lower assembly part, and external threads are arranged on the outer end surfaces of the upper assembly part and the lower assembly part.

Preferably, the tube cover is a cylindrical structure with an open upper end, and an internal thread is arranged on the inner wall of the tube cover.

Preferably, the outer wall of the pipe cover is further provided with a plurality of vertical anti-skidding textures which are uniformly distributed in the circumferential direction.

Preferably, the rubber stopper is composed of a disk surface and a truncated cone-shaped stopper head extending from the bottom of the disk surface.

Preferably, the upper assembly part, the lower assembly part and the pipe cover are all integrally formed by plastic materials in an injection molding mode.

Preferably, the upper assembly and the lower assembly are of a semicircular cylinder structure.

A method for installing a flange type pipe port protection device specifically comprises the following steps:

s1, the upper assembly and the lower assembly are buckled together from two sides of the tube, so that the bolt body of the upper assembly extends into the bolt hole of the lower assembly;

s2, moving the whole of the upper assembly and the lower assembly upwards to be attached to the flange of the pipe flange, and inserting the protrusions on the upper assembly and the lower assembly into the holes of the pipe flange;

s3, extending the rubber plug into the flange hole from the upper part of the pipe flange to seal the pipe port;

and S4, fixing the pipe cover with the upper assembly and the lower assembly in a threaded manner.

The invention has the beneficial effects that:

1. the protective device has the advantages of simple structure and low manufacturing cost, protects the end face of the pipe, avoids leakage of the pipe, reduces the assembly time of the protective device, greatly reduces the construction time, and improves the construction efficiency, thereby improving the construction efficiency of the ship.

2. When needing to dismantle or maintain, only need twist off the tube cap can, it is very convenient to use the operation, greatly reduced protector's dismantlement time, dismantle the in-process simultaneously, can not cause the damage to pipe and pipe flange.

3. The invention has strong universality, can be used for reference in other pipeline systems, has high reuse rate and greatly reduces the production and manufacturing cost of enterprises.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural view of a tube cover.

Fig. 2 is a schematic view of the upper assembly and the lower assembly when engaged.

Figure 3 is an exploded view of the shield of the present invention mounted on a pipe.

Figure 4 is a schematic view of the protector of the present invention mounted on a pipe.

The reference numerals in the figures have the meaning:

the device comprises a pipe cover 1, an upper assembly 2, a lower assembly 3, a rubber plug 4, a pipe 5, a pipe flange 6, a lower notch 7, a bolt body 8, an upper notch 9, a bolt hole 10, an eyelet 11 and a bulge 12.

Detailed Description

For better understanding of the technical solutions of the present invention, the following detailed descriptions of the embodiments of the present invention are provided with reference to the accompanying drawings.

It should be understood that the described embodiments are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The present application is described in further detail below with reference to specific embodiments and with reference to the attached drawings.

In the description of the present application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly, e.g., "connected" may be a fixed connection, a removable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present application, it should be understood that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described with reference to the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.

The invention provides a flange type pipe port protection device which comprises an upper assembly 2, a lower assembly 3, a rubber plug 4 and a pipe cover 1.

The upper assembly 2 and the lower assembly 3 are disposed under the pipe flange 6, and are fastened to each other.

Specifically, two end portions of the upper assembly 2 are provided with lower notches 7 with downward openings, the lower notches 7 extend downwards to form bolt bodies 8, two end portions of the lower assembly 3 are provided with upper notches 9 with upward openings, and the upper notches 9 are provided with bolt holes 10 for inserting the bolt bodies 8. The upper unit 2 and the lower unit 3 are used in pairs.

The upper end surfaces of the upper assembly 1 and the lower assembly 3 extend upwards to form columnar protrusions 12 which are inserted into holes 11 of the pipe flange, and the diameters of the protrusions 12 are matched with the hole diameters of the holes 11 on the pipe flange 6. And outer end faces of the upper assembly 2 and the lower assembly 3 are provided with outer threads.

When the upper assembly 2 is buckled with the lower assembly 3, the bolt body 8 on the upper assembly 2 is just inserted into the bolt hole 10 of the lower assembly 3.

In this embodiment, the upper assembly 2 and the lower assembly 3 are both semi-circular cylindrical structures.

The rubber stopper 4 is used to extend into the flange hole from above the pipe flange 6 to seal the end of the pipe 5. The rubber stopper 4 is composed of a disk surface and a truncated cone-shaped stopper head extending from the bottom of the disk surface. The plug of the rubber plug 4 can be hollow.

The tube cover 1 is used for wrapping the upper assembly 2, the lower assembly 3 and the rubber plug 4 so as to lock and fix the upper assembly 2, the lower assembly 3, the rubber plug 4 and the tube flange 6 into a whole.

The tube cover 1 is a cylindrical structure with an opening at the upper end, and internal threads are arranged on the inner wall of the tube cover 1.

Preferably, the outer wall of the pipe cover 1 is further provided with a plurality of vertical anti-slip textures which are uniformly distributed in the circumferential direction.

The invention relates to an installation method of a flange type pipe port protection device, which specifically comprises the following steps:

s1, the upper assembly 2 and the lower assembly 3 are buckled together from both sides of the tube 5, so that the bolt 8 of the upper assembly 2 extends into the bolt hole 10 of the lower assembly 3, and the two are kept from being pulled apart laterally.

S2, the whole of the upper unit 2 and the lower unit 3 is moved up to be fitted to the flange of the pipe flange 6, and the protrusions 12 of the upper unit 2 and the lower unit 3 are inserted into the holes 11 of the pipe flange 6.

And S3, extending the rubber stopper 4 into the flange hole from above the flange 6 of the tube to seal the port of the tube 5.

S4, screwing the tube cap 1 to the upper assembly 2 and the lower assembly 3.

When the cap 1 is tightened, the rubber stopper 4 is compressed in thickness and its head protrudes into the tube 5, and the tube flange 6 is wrapped in the entire protector.

In this embodiment, the upper assembly 2, the lower assembly 3 and the pipe cover 1 are all made of plastic materials by integral injection molding, so that the pipe 5 and the pipe flange 6 are not damaged, and the pipe cover is extremely light in weight and does not burden a pipeline system.

When needing to dismantle or maintain, only need twist off tube cap 1 can, it is very convenient to use the operation, greatly reduced protector's dismantlement time, dismantle the in-process simultaneously, can not make 6 damages to pipe 5 and pipe flange.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A flanged pipe port protector, comprising:

2. The flanged pipe port protector of claim 1, wherein the pipe cap is a cylindrical structure with an open upper end, and an internal thread is provided on an inner wall of the pipe cap.

3. The flanged pipe port protector as claimed in claim 2, wherein the outer wall of the pipe cap is further provided with a plurality of vertical anti-slip textures evenly distributed in the circumferential direction.

4. The flanged pipe port guard of claim 1, wherein the rubber plug is comprised of a disk surface, a frustoconical plug extending from a bottom of the disk surface.

5. The flanged pipe port protector of claim 1, wherein the upper assembly, the lower assembly, and the pipe cap are integrally injection molded from a plastic material.

6. The flanged pipe port protector of claim 1 or 5, wherein the upper and lower assemblies are each a half-torus cylinder structure.

7. The method for installing the flange type pipe port protection device of any one of claims 1 to 6, is characterized by comprising the following steps: