CN220581904U

CN220581904U - Pipeline joint sealing device

Info

Publication number: CN220581904U
Application number: CN202322329884.2U
Authority: CN
Inventors: 宋雅敬; 岳强; 闫俊宏
Original assignee: Kaifeng Jinding Shangyi Environmental Protection Technology Development Co ltd
Current assignee: Kaifeng Jinding Shangyi Environmental Protection Technology Development Co ltd
Priority date: 2023-08-29
Filing date: 2023-08-29
Publication date: 2024-03-12
Anticipated expiration: 2033-08-29

Abstract

The utility model relates to a pipeline joint sealing device, which comprises rubber tubes with openings in the axial direction, wherein the rubber tubes at the openings are oppositely staggered to form overlapping areas, and the device also comprises a fastening tool arranged on the rubber tubes; the fastening tool comprises a pipe clamp, a fastening seat, adjusting bolts and a pressing strip, wherein the pipe clamps are respectively arranged at two axial ends of the rubber pipe, the fastening seat is arranged between the two pipe clamps, a plurality of adjusting bolts are arranged on the fastening seat at intervals, and the adjusting bolts are axially distributed along the rubber pipe; the overlapping area of the rubber tube is provided with a pressing strip, the heads of the adjusting bolts are tightly propped against the pressing strip to press the overlapping area of the rubber tube, and pressure is applied to the overlapping area through the adjusting bolts, so that the overlapping area of the rubber tube is closed. According to the utility model, through the mutual matching of the rubber tube, the tube clamp and the fastening seat with the adjusting bolt, the comprehensive sealing of the joint position of the pipeline can be ensured, and the effective leakage stopping effect is achieved.

Description

Pipeline joint sealing device

Technical Field

The utility model relates to the technical field of pipeline leakage prevention, in particular to a pipeline joint sealing device.

Background

In long-term use of the pipeline, leakage of the conveying medium is inevitably caused at the joint position of the pipeline, as shown in fig. 1. In this case, the leakage-stopping construction is performed, and the current situation that the pipeline is inconvenient to fix and detach is faced, the rubber pipe with the diameter larger than that of the pipeline is firstly selected by the unit, the rubber pipe is cut along the axial direction to form a gap, the rubber pipe is sleeved at the pipeline joint from the gap position, the pipeline joint is tightly wrapped through the rubber pipe, two ends of the gap position of the rubber pipe are overlapped, sealant is smeared at the overlapped position, and two axial ends of the rubber pipe are respectively screwed and fixed through steel wires, so that the sealing operation is performed, as shown in fig. 2 and 3.

The leakage-stopping form is simple in structure and low in cost, a certain leakage-stopping effect can be achieved, but after a period of use, medium leakage is still found, and the leakage-stopping form is characterized in that the sealant at the overlapping position of the rubber tube is adhered and falls off, the overlapping position of the opening is distributed along the length direction of the whole rubber tube, the middle of the overlapping position of the opening is loose, the two ends of the rubber tube are not limited by fastening steel wires like the two ends of the rubber tube, a closed space cannot be formed in the rubber tube, and the medium naturally begins to leak through the overlapping position of the opening.

Disclosure of Invention

The utility model aims to solve the problem of poor leakage stopping effect of the existing rubber pipe plugging structure, and provides a pipeline joint sealing device.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the pipeline interface sealing device comprises rubber pipes with openings in the axial direction, wherein the rubber pipes at the openings are arranged in a staggered manner relatively to form overlapping areas, and the pipeline interface sealing device further comprises a fastening tool arranged on the rubber pipes, wherein after the rubber pipes are sleeved at the positions of the leaked pipeline interfaces, the rubber pipes are fastened through the fastening tool, so that the pipeline interfaces are sealed;

the fastening tool comprises pipe clamps, fastening seats, adjusting bolts and pressing strips, wherein the pipe clamps are respectively arranged at the two axial ends of the rubber pipe, so that the two ends of the rubber pipe are conveniently sealed, the fastening seats are arranged between the two pipe clamps, each fastening seat is in a strip rod shape, a plurality of adjusting bolts are arranged on each fastening seat at intervals, and the adjusting bolts are axially distributed along the rubber pipe and are used for applying external pressing force to an overlapping area;

the overlapping area of the rubber tube is provided with the pressing strip, the heads of the adjusting bolts are tightly propped against the pressing strip to press the overlapping area of the rubber tube, and pressure is applied to the overlapping area through the adjusting bolts, so that the overlapping area of the rubber tube is closed.

Further, the pipe clamp comprises an upper clamping ring, a lower clamping ring and mounting bolts, the upper clamping ring and the lower clamping ring are matched and buckled at the end part of the rubber pipe, and two mounting bolts are arranged between the upper clamping ring and the lower clamping ring to connect, so that the rubber pipe is clamped conveniently to realize the sealing of the pipeline interface.

Further, the fastening seat is bent to be in a shape of a '[', and the end part of the fastening seat is sleeved on the mounting bolt to be connected with the pipe clamp.

Further, the overlapping area is a strip area, the overlapping area penetrates through the length direction of the rubber tube, the pressing strips are distributed along the length direction of the rubber tube and are abutted against the surface of the overlapping area, uniform pressing of the overlapping area is guaranteed, and the pressing strips are completely attached to the overlapping area.

Further, the rubber tube of the overlapping area comprises an inner layer section and an outer layer section, the inner layer section and the outer layer section are tightly attached, and the joint surface of the inner layer section and the outer layer section is a continuous concave-convex fold surface, so that the overlapping area is connected more reliably, the joint surface is further coated with sealant, and the sealing performance of the overlapping area is improved.

Through the technical scheme, the utility model has the beneficial effects that:

the pipe clamp provided by the utility model is matched with the fastening seat with the adjusting bolt, so that the rubber pipe sleeved at the pipeline joint can be sealed in an omnibearing manner, the inside of the rubber pipe is ensured to be in a closed environment, and the leaked medium at the pipeline joint is limited in the rubber pipe and is not leaked out any more, thereby being convenient for realizing a good leakage stopping effect on the pipeline joint and reducing the influence caused by medium leakage.

The utility model has reasonable structural design, adopts the pipe clamp to replace the steel wire, can better fasten the end part of the rubber pipe, and ensures the tightness of the end part of the rubber pipe. To the overlap area of rubber tube opening department, then adopt the fastening seat cooperation adjusting bolt to realize sealedly, the fastening seat tip is established the mode through the cover and can be conveniently installed on the bolt of pipe clamp, makes things convenient for the dismouting, has a plurality of adjusting bolt on the fastening seat, and adjusting bolt cooperates jointly to compress tightly the overlap area, guarantees under the layering effect to the even compaction of whole overlap area for the rubber tube opening department combines inseparabler, guarantees the leakproofness of rubber tube overlap area.

Drawings

FIG. 1 is a schematic diagram of a pipe interface.

FIG. 2 is a schematic illustration of the use of rubber tubing to plug a pipe joint.

FIG. 3 is a side view of a rubber tube, wherein the area A is the overlapping position of the openings of the rubber tube.

Fig. 4 is a top view of the pipe joint sealing device of the present utility model.

Fig. 5 is a disassembled schematic view of fig. 4 of the pipe joint sealing device of the present utility model.

Fig. 6 is a schematic view of the pipe clamp of fig. 4 showing the installation space of the fastening seat of the pipe joint sealing device of the present utility model.

FIG. 7 is a cross-sectional view taken from A-A in FIG. 4 of the pipe joint sealing device of the present utility model, the pipe joint not being shown, A being the overlapping area of the rubber tubing.

The reference numerals in the drawings are: the rubber tube 1, the overlapping area 11, the steel wire 2, the pipe clamp 3, the upper clamping ring 31, the lower clamping ring 32, the mounting bolt 33, the fastening seat 4, the adjusting bolt 5, the pressing strip 6, the inner layer section 7 and the outer layer section 8.

Detailed Description

The following detailed description of specific embodiments of the utility model refers to the accompanying drawings:

as shown in fig. 4-7, the pipeline joint sealing device comprises a rubber pipe 1 with a notch in the axial direction, wherein the notch is used for enabling the rubber pipe 1 to be sleeved at a pipeline joint through the notch. The rubber tubes 1 at the openings are arranged in a staggered manner relatively to form an overlapping region 11, the overlapping region 11 is a strip region, and the overlapping region 11 penetrates through the rubber tube 1 in the length direction.

In this embodiment, the sealing device further comprises a fastening tool arranged on the rubber tube 1, wherein the rubber tube 1 is restrained by the fastening tool, so that a sealed cavity is formed inside the rubber tube 1, and further the sealing device tightly wraps the position of the pipeline joint and limits the leakage of the pipeline joint, thereby forming sealing construction of the pipeline joint.

The fastening tool comprises a pipe clamp 3, a fastening seat 4, an adjusting bolt 5 and a pressing strip 6, as shown in fig. 4 and 5. The pipe clamp 3 is used for clamping the rubber pipe 1, and the pipe clamp 3 is respectively arranged at two axial ends of the rubber pipe 1 to limit and prevent leakage of the end part of the rubber pipe 1.

The pipe clamp 3 comprises an upper clamping ring 31, a lower clamping ring 32 and mounting bolts 33, the upper clamping ring 31 and the lower clamping ring 32 are semi-circular, the upper clamping ring 31 and the lower clamping ring 32 are matched and buckled at the end part of the rubber pipe 1, two mounting bolts 33 are arranged between the upper clamping ring 31 and the lower clamping ring 32 to connect, and the pipe clamp 3 is fixed on the rubber pipe 1 as shown in fig. 6.

A fastening seat 4 is arranged between the two pipe clamps 3, the fastening seat 4 is in a long bar shape, and the fastening seat 4 is bent to be in a shape of a '['. When the fastening seat 4 is installed, the end part of the fastening seat 4 is sleeved on the mounting bolt 33 to be connected with the pipe clamp 3, specifically, a mounting space is reserved on the pipe clamp 3, the mounting space is positioned between the upper clamping ring 31 and the lower clamping ring 32, the pipe clamp 3 does not block the mounting bolt 33, and the end part of the fastening seat 4 can be conveniently mounted on the mounting bolt 33 in the mounting space.

A plurality of adjusting bolts 5 are arranged on the fastening seat 4 at intervals, the adjusting bolts 5 are axially distributed along the rubber tube 1, the overlapping area 11 of the rubber tube 1 is provided with a pressing strip 6, the strip is distributed along the length direction of the rubber tube 1, and the pressing strip 6 is abutted against the surface of the overlapping area 11. After tightening the adjusting bolts 5, the heads of the plurality of adjusting bolts 5 are abutted against the bead 6, thereby uniformly pressing the overlapping region 11 of the rubber tube 1, as shown in fig. 7.

The principle of the utility model is as follows: when the leak stopping construction is carried out on the pipeline joint, the rubber pipe 1 with the notch is selected and sleeved at the position of the pipeline joint, so that the rubber pipes 1 at the position of the notch are staggered, and further an overlapping state is displayed to form an overlapping region 11.

The pipe clamp 3 is installed at two ends of the rubber pipe 1, the fastening seat 4 is installed together when the pipe clamp 3 is installed, the pipe clamp 3 is screwed down firstly to clamp the end part of the rubber pipe 1, then the pressing strip 6 is placed on the surface of the overlapped area 11, the adjusting bolts 5 are screwed down in sequence to tightly support the pressing strip 6, pressure is applied to the pressing strip 6 through the combined action of the adjusting bolts 5, the overlapped area 11 of the rubber pipe 1 is tightly pressed under the action of the pressing strip 6, and further the sealing of the overlapped area 11 of the rubber pipe 1 is ensured, the whole rubber pipe 1 is in a sealing state, and leakage of a pipeline interface can be effectively realized.

In order to optimize the product structure, the rubber tube 1 in the overlapping area 11 is ensured to be combined more tightly, the rubber tube 1 in the overlapping area 11 comprises an inner layer section 7 and an outer layer section 8, and the inner layer section 7 and the outer layer section 8 are tightly attached under the pressing of the pressing strip 6. The joint surface of the inner layer section 7 and the outer layer section 8 is a continuous concave-convex fold surface, wherein one side wall of the inner layer section 7 is provided with a tooth surface, one side surface of the outer layer section 8 is also provided with a tooth surface, and the two tooth surfaces are meshed with each other, so that a plurality of seals can be formed. Meanwhile, the joint surfaces are further smeared with sealant, namely the mutually meshed tooth surfaces are firmly adhered by the sealant, so that leakage of the overlapping area 11 of the rubber tube 1 is effectively prevented.

The above-described embodiments are merely preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, so that all equivalent changes or modifications of the structure, characteristics and principles described in the claims should be included in the scope of the present utility model.

Claims

1. The pipeline interface sealing device comprises rubber tubes (1) with openings in the axial direction, wherein the rubber tubes (1) at the openings are arranged in a staggered manner relatively to form an overlapping area (11), and the pipeline interface sealing device is characterized by further comprising a fastening tool arranged on the rubber tubes (1);

the fastening tool comprises a pipe clamp (3), fastening seats (4), adjusting bolts (5) and pressing strips (6), wherein the pipe clamp (3) is respectively arranged at two axial ends of the rubber pipe (1), the fastening seats (4) are arranged between the two pipe clamps (3), the fastening seats (4) are in a long bar shape, a plurality of the adjusting bolts (5) are arranged on the fastening seats (4) at intervals, and the adjusting bolts (5) are axially distributed along the rubber pipe (1);

the overlapping area (11) of the rubber tube (1) is provided with the pressing strip (6), and the heads of the plurality of adjusting bolts (5) are abutted against the pressing strip (6) to press the overlapping area (11) of the rubber tube (1).

2. The pipe joint sealing device according to claim 1, wherein the pipe clamp (3) comprises an upper clamping ring (31), a lower clamping ring (32) and a mounting bolt (33), the upper clamping ring (31) and the lower clamping ring (32) are buckled at the end part of the rubber pipe (1) in a matched manner, and two mounting bolts (33) are arranged between the upper clamping ring (31) and the lower clamping ring (32) to be connected.

3. A pipe joint sealing device according to claim 2, characterized in that the fastening seat (4) is bent in a [ -shape, and the end of the fastening seat (4) is sleeved on the mounting bolt (33) to be connected with the pipe clamp (3).

4. The pipeline joint sealing device according to claim 1, wherein the overlapping area (11) is a strip area, the overlapping area (11) penetrates through the length direction of the rubber pipe (1), the pressing strip (6) is arranged along the length direction of the rubber pipe (1), and the pressing strip (6) abuts against the surface of the overlapping area (11).

5. The pipe joint sealing device according to claim 1, wherein the rubber pipe (1) of the overlapping area (11) comprises an inner layer section (7) and an outer layer section (8), the inner layer section (7) and the outer layer section (8) are tightly attached, the joint surface of the inner layer section (7) and the outer layer section (8) is a continuous concave-convex fold surface, and the joint surface is further coated with sealant.