CN215568680U

CN215568680U - Gap bridge assembly for pipeline installation and construction

Info

Publication number: CN215568680U
Application number: CN202121612562.3U
Authority: CN
Inventors: 刘连文; 郭永志; 李震
Original assignee: Third Construction Co Ltd of China Construction Eighth Engineering Divison Co Ltd
Current assignee: Third Construction Co Ltd of China Construction Eighth Engineering Divison Co Ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2022-01-18
Anticipated expiration: 2031-07-15

Abstract

The utility model discloses a bridge assembly for pipeline installation and construction, which comprises a bridge elbow and switching pipes connected to two ends of the bridge elbow, wherein the switching pipes are in an L shape, one end of each switching pipe is rotatably connected with the bridge elbow through a rotating assembly, and the other end of each switching pipe is connected with a pipeline to be connected; the rotating assembly comprises a sleeve and a sealing ring, one end of the sleeve is fixedly connected with the gap bridge elbow, the adapter tube is concentrically inserted into the sleeve, the sealing ring is arranged between the outer wall of the adapter tube and the inner wall of the sleeve, and the inner wall of the sleeve is correspondingly provided with a sealing groove; a rotating groove is arranged between the sealing grooves, and a ball for assisting the rotating of the rotating pipe is arranged in the rotating groove; the switching pipe can freely rotate relative to the gap bridge elbow to adjust the switching direction, can meet the connection requirement of a pipeline steering gap bridge, is convenient to disassemble and assemble, is convenient for personnel to operate, and can improve the construction efficiency.

Description

Gap bridge assembly for pipeline installation and construction

Technical Field

The utility model relates to the technical field of pipeline installation in building construction, in particular to a gap bridge assembly for pipeline installation and construction.

Background

In the building construction process, the arrangement of pipelines needs to be designed, so that the mutual interference among the pipelines is avoided as much as possible, the construction difficulty is increased, but the installation space is small, and sufficient installation space cannot flow out, so that a bridge assembly needs to be used, and the blocked pipelines can be bypassed when the pipelines conflict; the existing pipeline gap bridge assembly can only be carried out in the same direction, and the pipeline needing to be turned after passing a bridge cannot meet the use requirement.

SUMMERY OF THE UTILITY MODEL

The technical purpose is as follows: the utility model discloses a gap bridge assembly for pipeline installation construction, which can freely turn to carry out switching in different bridge directions at various angles, and aims to overcome the defect that the existing pipeline gap bridge assembly can only be connected in the same direction and cannot turn.

The technical scheme is as follows: in order to achieve the technical purpose, the utility model adopts the following technical scheme:

a bridge assembly for pipeline installation and construction comprises a bridge elbow and switching pipes connected to two ends of the bridge elbow, wherein the switching pipes are in an L shape, one end of each switching pipe is rotatably connected with the bridge elbow through a rotating assembly, and the other end of each switching pipe is connected with a pipeline to be connected; the rotating assembly comprises a sleeve and a sealing ring, one end of the sleeve is fixedly connected with the gap bridge elbow, the adapter tube is concentrically inserted into the sleeve, the sealing ring is arranged between the outer wall of the adapter tube and the inner wall of the sleeve, and the inner wall of the sleeve is correspondingly provided with a sealing groove; and a rotating groove is arranged between the sealing grooves, and a ball for assisting the rotating of the rotating pipe is arranged in the rotating groove.

Preferably, the cross section of the rotating groove is in a semicircular shape matched with the size of the ball, the outer part of the pipeline of the adapter tube is also provided with a rolling groove with a semicircular cross section, and the rotating groove and the rolling groove together form an annular cavity for accommodating the ball; the sleeve is provided with a mounting hole for placing the ball into the annular cavity, the mounting hole is provided with a plugging cock, and the plugging cock is screwed after the ball is completely loaded.

Preferably, a limiting step for limiting the insertion depth of the adapter tube is arranged in the sleeve, so that the rolling groove corresponds to the rotating groove.

Preferably, the sleeve is divided into a first connecting section with a larger diameter and a transition section with a smaller diameter by the limiting step of the utility model, one end of the transition section, which is far away from the first connecting section, is provided with a second connecting section for connecting with the bridging elbow, and the diameter of the transition section is equal to the inner diameter of the bridging elbow.

Preferably, the limiting step is inclined from the first connecting section to the transition section, and an inclined plane matched with the inclined angle of the limiting step is arranged at the end part of the adapter tube.

Preferably, the bridge elbow is integrally formed with one of the adapter tubes, is manufactured by a stamping process, and is rotatably connected with the adapter tube at the other end.

Preferably, the adapter tube according to the utility model is provided with a flange at the end facing away from the bridge bend.

Has the advantages that: the gap bridge assembly for pipeline installation and construction provided by the utility model has the following beneficial effects:

1. according to the utility model, the two ends of the bridge elbow are connected with the switching tubes in the L-shaped design, and the switching tubes are rotatably connected with the bridge elbow through the rotating assembly, so that switching can be realized on various bridge pipelines in need according to the direction change requirement of the pipelines.

2. According to the utility model, the balls are arranged in the rotating groove and the rolling groove with semicircular sections, so that the rotation of the adapter tube is assisted, the rotation resistance is reduced, the operation and the connection are convenient, and the installation difficulty is reduced.

3. According to the utility model, the limiting step is arranged in the sleeve, the maximum insertion depth of the adapter tube is limited by the limiting step, the butt joint of the rolling groove and the adapter groove is ensured, independent positioning or insertion depth control is not required, and the installation steps are simplified.

4. The inner diameter of the transition section of the sleeve is equal to the diameters of the bridging elbow and the adapter tube, so that the sudden change of the flow velocity of fluid is avoided, the pressure loss is reduced, and the conveying capacity of the pipeline after bridging is ensured.

5. The adapter tube is provided with the flange, so that the adapter tube is more convenient to connect through the flange and is convenient to disassemble and maintain.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

FIG. 1 is an overall structural view of the present invention;

FIG. 2 is a view of the construction of the bushing of the present invention;

FIG. 3 is a view of the adapter tube structure of the present invention;

the device comprises a bridge elbow 1, a transition pipe 2, a sleeve 3, a sealing ring 4, a sealing groove 5, a rotating groove 6, a ball 7, a rolling groove 8, a mounting hole 9, a plugging cock 10, a limiting step 11, a first connecting section 12, a transition section 13, a second connecting section 14 and a flange 15.

Detailed Description

The present invention will be more clearly and completely described below by way of a preferred embodiment in conjunction with the accompanying drawings, without thereby limiting the scope of the utility model to the described embodiment.

As shown in fig. 1, 2 and 3, the bridge assembly for pipeline installation and construction provided by the utility model comprises a bridge elbow 1 and adapter pipes 2 connected to two ends of the bridge elbow 2, wherein the adapter pipes 2 are in an L-shaped shape, one end of each adapter pipe 2 is rotatably connected with the bridge elbow through a rotating assembly, and the other end of each adapter pipe 2 is connected with a pipeline to be connected; the rotating assembly comprises a sleeve 3 and a sealing ring 4, one end of the sleeve 3 is fixedly connected with the gap bridge elbow 1, the adapter tube 2 is concentrically inserted into the sleeve 3, the sealing ring 4 is arranged between the outer wall of the adapter tube 2 and the inner wall of the sleeve 3, and the inner wall of the sleeve 3 is correspondingly provided with a sealing groove 5; a rotating groove 6 is arranged between the sealing grooves 5, and a ball 7 for assisting the rotating of the rotating pipe is arranged in the rotating groove 6; the intermediate elbow 1 can be integrally formed with one of the adapter pipes, the adapter pipe is manufactured by adopting a stamping process, the adapter pipe is rotatably connected with the other end, one end of the adapter pipe can be connected in a switching mode, the cost is saved, and the flange 15 is arranged at one end of the adapter pipe 2 deviating from the intermediate elbow.

The section shape of the rotating groove 6 is a semicircular shape matched with the size of the ball 7, the outer part of the pipeline of the adapter tube 2 is also provided with a rolling groove 8 with a semicircular section, and the rotating groove 6 and the rolling groove 8 together form an annular cavity for accommodating the ball; the sleeve 3 is provided with a mounting hole 9 for placing the ball 7 into the annular cavity, the mounting hole 9 is provided with a plugging cock 10, after the ball is completely loaded, the plugging cock is screwed on, after the ball is loaded into the annular cavity, a certain amount of lubricating oil can be injected from the mounting hole 9, the corrosion is prevented, and meanwhile, the abrasion to the pipeline is reduced.

A limiting step 11 for limiting the insertion depth of the adapter tube 2 is arranged in the sleeve 3, so that the rolling groove 8 corresponds to the rotating groove 6; the limiting step 11 divides the sleeve into a first connecting section 12 with a larger diameter and a transition section 13 with a smaller diameter, one end of the transition section 13, which is far away from the first connecting section 12, is provided with a second connecting section 14 used for being connected with the bridging elbow 1, and the diameter of the transition section 13 is equal to the inner diameter of the bridging elbow 1; after the pipeline connection is finished, the pipe diameters are uniform, and pressure loss cannot be caused in the conveying process.

The limiting step 11 of the utility model preferably adopts a design of inclining from the first connecting section 12 to the transition section 13, and the end part of the adapter tube 2 is provided with an inclined plane matched with the inclination angle of the limiting step 11, so that the adapter tube 2 can be conveniently installed, and meanwhile, the wedge-shaped design can reduce the gap of the matching surface.

When the gap bridge assembly for three-dimensional pipeline installation and construction is used, a corresponding adapter tube is selected according to requirements, the adapter tube 2 is connected with the gap bridge elbow 1 through the sleeve 3, the second connecting section of the sleeve 3 is welded with the gap bridge elbow 1, when the inclined plane at the end part of the adapter tube 2 is attached to the limiting step, the rolling groove 8 and the rotating groove 6 form an annular cavity, the ball 7 is filled in the mounting hole 9, then lubricating oil is injected, and the plug cock is screwed down and blocked; then, the adapter tube 2 is rotated to enable the connecting end of the adapter tube 2 to face the adapter direction, and the flange 15 is butted with a pipeline to be connected to complete installation; also can all be connected with rotatable switching pipe 2 at the both ends of passing a bridge elbow 1, when guaranteeing 1 joint of passing a bridge elbow, rotate two switching pipes 2, realize the butt joint of arbitrary direction.

And for the situation that the pipeline is easy to be subjected to torque in the axial direction, a straight adapter tube can be adopted, and after the adapter tube is in butt joint with the gap bridge joint, the adapter tube 2 automatically rotates when the pipeline is subjected to torque, so that the stress is reduced.

The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the utility model and these are intended to be within the scope of the utility model.

Claims

1. The gap bridge assembly for pipeline installation and construction is characterized by comprising a gap bridge elbow (1) and adapter tubes (2) connected to two ends of the gap bridge elbow (1), wherein the adapter tubes (2) are L-shaped, one end of each adapter tube (2) is rotatably connected with the gap bridge elbow through a rotating assembly, and the other end of each adapter tube is connected with a pipeline to be connected; the rotating assembly comprises a sleeve (3) and a sealing ring (4), one end of the sleeve (3) is fixedly connected with the gap bridge elbow (1), the adapter tube (2) is concentrically inserted into the sleeve (3), the sealing ring (4) is arranged between the outer wall of the adapter tube (2) and the inner wall of the sleeve (3), and a sealing groove (5) is correspondingly formed in the inner wall of the sleeve (3); rotating grooves (6) are arranged between the sealing grooves (5), and balls (7) used for assisting the rotating of the rotating pipe are arranged in the rotating grooves (6).

2. The bridge assembly for pipeline installation and construction according to claim 1, wherein the cross-sectional shape of the rotating groove (6) is a semicircular shape matched with the size of the ball (7), the pipeline exterior of the adapter pipe (2) is also provided with a rolling groove (8) with a semicircular cross section, and the rotating groove (6) and the rolling groove (8) together form an annular cavity for accommodating the ball; the sleeve (3) is provided with a mounting hole (9) for placing the ball (7) into the annular cavity, the mounting hole (9) is provided with a plugging cock (10), and the plugging cock is screwed on after the ball is completely loaded.

3. The bridge assembly for pipeline installation and construction according to claim 2, wherein a limiting step (11) for limiting the insertion depth of the adapter pipe (2) is arranged in the sleeve (3), so that the rolling groove (8) corresponds to the rotating groove (6).

4. The gap bridge assembly for pipeline installation and construction according to claim 3, wherein the limiting step (11) divides the casing into a first connecting section (12) with a larger diameter and a transition section (13) with a smaller diameter, a second connecting section (14) for connecting with the gap bridge elbow (1) is arranged at one end of the transition section (13) departing from the first connecting section (12), and the diameter of the transition section (13) is equal to the inner diameter of the gap bridge elbow (1).

5. The bridge assembly for pipeline installation and construction according to claim 4, wherein the limiting step (11) is inclined from the first connecting section (12) to the transition section (13), and an inclined surface matched with the inclined angle of the limiting step (11) is arranged at the end of the adapter tube (2).

6. The bridge assembly for pipeline installation and construction according to claim 1, wherein the bridge elbow (1) is integrally formed with one of the adapter tubes, is manufactured by a stamping process, and is rotatably connected with the adapter tube at the other end.

7. Bridge module for the installation and construction of pipelines according to claim 1, characterized in that the adapter tube (2) is provided with a flange (15) at the end facing away from the bridge bend.