CN213065103U - Pipeline collapse compound circle inner lining ring - Google Patents

Abstract

The application relates to a pipeline collapse double-circle inner lining ring, belongs to the technical field of pipeline repair, and solves the problem that grouting materials seep outwards when a pipeline with serious damage is repaired by an existing lining method. The pipeline comprises a pipeline body and a lining pipe, wherein the lining pipe is arranged in the pipeline body, a steel wire ball and a grouting material are filled between the lining pipe and the inner wall of the pipeline body, and the steel wire ball is buried in the grouting material. This application has the advantage that grout material also is difficult to leak when being used for the pipeline repair that the damage is more serious.

Description

Pipeline collapse compound circle inner lining ring

Technical Field

The application relates to the technical field of pipeline repair, in particular to a pipeline collapse compound circle inner lining ring.

Background

Underground drainage pipelines, sewage discharge pipelines, drinking water pipelines and the like are essential infrastructures in life of people. Due to the reasons of insecure foundation, pipeline corrosion and the like, the pipeline can be aged, corroded, cracked, collapsed and other damage phenomena after being used for a long time, so that the normal production and life are adversely affected, and the pipeline needs to be maintained in time.

At present, a better method for repairing a pipeline is a lining method, namely, a lining pipe is placed in the pipeline to be repaired, then grouting material is injected between the inner wall of the pipeline to be repaired and the lining pipe, and after the grouting material is solidified, the repairing work of the pipeline is completed.

In view of the above-mentioned related technologies, the inventor believes that when the pipeline is damaged seriously, the lining pipe is used to repair the pipeline, and when grouting material is injected between the inner wall of the pipeline and the lining pipe, the grouting material often leaks due to the serious damage of the pipeline, so that the place with serious damage of the pipeline needs to be preliminarily repaired to prevent the grouting material from leaking.

SUMMERY OF THE UTILITY MODEL

In order to solve the serious pipeline of damage and pour into the grout material between pipeline inner wall and inside lining and repair the defect that the grout material oozes outward, this application provides a pipeline and sinks and compound interior lining circle.

The technical scheme is that the pipeline collapse compound circle inner lining ring provided by the application adopts the following technical scheme:

the utility model provides a lining ring in compound circle of pipeline subsides, includes pipeline body and interior bushing pipe, interior bushing pipe install in this is internal in the pipeline, interior bushing pipe with it has steel wire ball and grout material to fill between the pipeline body inner wall, the steel wire ball bury underground in the grout material.

Through adopting above-mentioned technical scheme, through the mode of filling the steel wire ball between bushing pipe and pipeline body, the inner wall butt of steel wire ball and pipeline body to reduce the damaged area of bold damaged position on the inner wall of pipeline body, thereby make the grout material be difficult to flow, the steel wire ball surface still has certain adhesion to the grout material, thereby reduces the flow property of grout material, the steel wire ball is as the skeleton of the grout material after the sclerosis, thereby improves the intensity of the grout material after the sclerosis.

Preferably, the outer wall of the lining pipe facing the pipeline body is provided with a plurality of supporting legs, and the supporting legs are arranged along the circumferential direction of the lining pipe at intervals.

Through adopting above-mentioned technical scheme, set up the supporting legs, play the supporting role for support interior bushing pipe in the pipeline body, keep the concentricity between interior bushing pipe and the pipeline body, make the interval between the inner wall of interior bushing pipe and pipeline body keep everywhere unanimous, thereby guarantee the wall thickness department after the grout material hardens and all satisfy the requirement.

Preferably, the supporting legs include first arm brace and second arm brace, first arm brace with second arm brace one end with interior bushing pipe is fixed, first arm brace with the setting is stretched to the direction overhang of keeping away from each other towards the second arm brace other end, just first arm brace with the second arm brace is relative interior bushing pipe's radial slope sets up.

Through adopting above-mentioned technical scheme for the arm-brace has certain deformability of buckling, and first arm-brace and second arm-brace can remove to interior welt direction under the extrusion, thereby make things convenient for the installation of interior bushing pipe, and bushing pipe is in the support that first arm-brace and second arm-brace can be better simultaneously, fixes interior bushing pipe at this internally to the pipeline.

Preferably, the first supporting leg and the second supporting leg face the side wall of the inner wall of the pipeline body and are respectively provided with a first abutting surface and a second abutting surface, and the first abutting surface and the second abutting surface are arc surfaces.

Through adopting above-mentioned technical scheme, first butt face and second butt face set up to the arc surface for first spike and second spike can be better with the inner wall butt of pipeline body, and the laminating degree between the inner wall of first spike and second spike and pipeline body is higher, and first spike and second spike also can play certain repairing to the inner wall of pipeline body, reduce grouting material's leakage.

Preferably, an elastic rubber layer is provided on the first contact surface and the second contact surface.

Through adopting above-mentioned technical scheme, through setting up the elastic rubber layer that has certain elastic deformation ability for bushing pipe can have the installation of certain elastic stress in the pipeline body, also makes things convenient for bushing pipe to insert and installs in the pipeline body, improves the sealed effect between the inner wall of first spike and second spike and pipeline body simultaneously, and the grout is difficult to leak more.

Preferably, the outer wall of the lining pipe facing the inner wall of the pipeline body is provided with galling lines.

By adopting the technical scheme, the connection strength between the solidified grouting material and the lining pipe is improved.

Preferably, the supporting leg is provided with a plurality of through holes.

By adopting the technical scheme, the composite degree between the solidified grouting material and the supporting legs is improved, and the supporting legs can also be used as the skeleton of the solidified grouting material, so that the strength of the solidified grouting material is improved.

Preferably, the inner wall of the lining pipe is coated with an anti-corrosion coating.

By adopting the technical scheme, the corrosion of the inner wall of the lining pipe can be effectively reduced by the arrangement of the anti-corrosion coating, and the service life of the lining pipe is prolonged.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the steel wire ball is abutted against the inner wall of the pipeline body in a mode of filling the steel wire ball between the lining pipe and the pipeline body, so that the damaged area of a large damaged position on the inner wall of the pipeline body is reduced, the grouting material is not easy to flow out, the surface of the steel wire ball has certain adhesion to the grouting material, the flowing performance of the grouting material is reduced, and the steel wire ball is used as a framework of the hardened grouting material, so that the strength of the hardened grouting material is improved;

2. the supporting legs are arranged to play a supporting role and are used for supporting the lining pipe in the pipeline body, the concentricity between the lining pipe and the pipeline body is kept, the distance between the lining pipe and the inner wall of the pipeline body is kept consistent everywhere, and therefore the wall thickness of the hardened grouting material meets the requirements everywhere;

3. through setting up the elastic rubber layer that has certain elastic deformation ability for bushing pipe can have installing in the pipeline body of certain elastic stress, also makes things convenient for bushing pipe to insert and installs in the pipeline body, improves the sealed effect between the inner wall of first spike and second spike and pipeline body simultaneously, and the grout is difficult to leak more.

Drawings

Fig. 1 is a schematic structural diagram 1 of the present invention;

FIG. 2 is a schematic structural diagram of the present invention, no steel wire ball state;

FIG. 3 is a schematic view of the structure of the liner tube;

fig. 4 is a partially enlarged view of a portion a in fig. 3.

Reference numerals: 1. a liner tube; 2. supporting legs; 3. a first arm brace; 31. a first abutting surface; 4. a second arm brace; 41. a second abutting surface; 5. perforating; 6. an elastic rubber layer; 7. and (4) steel wire balls.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a pipeline collapse compound circle inner lining ring. Referring to fig. 1, the pipeline collapse double-circle inner lining ring comprises a pipeline body and a lining pipe 1 arranged in the pipeline body, wherein the outer diameter of the lining pipe 1 is smaller than the inner diameter of the pipeline body, the lining pipe 1 is coaxial with the pipeline body, and the inner wall of the lining pipe 1 is coated with an anti-corrosion coating.

Referring to fig. 2 and 3, the outer wall of the lining pipe 1 facing the pipeline body is provided with a plurality of groups of supporting legs 2, the plurality of groups of supporting legs 2 are arranged at intervals along the circumferential direction of the lining pipe 1, the number of the groups of supporting legs 2 is three, and the three supporting legs 2 in the same group are arranged at intervals along the length direction of the lining pipe 1.

Referring to fig. 3 and 4, the supporting legs 2 include first arm brace 3 and second arm brace 4, one end of first arm brace 3 and second arm brace 4 is welded and fixed with the outer wall of lining pipe 1, the other end of first arm brace 3 and second arm brace 4 is set up in an overhanging manner, one end of first arm brace 3 far away from lining pipe 1 is set up along the axis direction and the circumferential inclination of lining pipe 1, one end of second arm brace 4 far away from lining pipe 1 is also set up along the axis direction and the circumferential inclination of lining pipe 1, and one end of first arm brace 3 and second arm brace 4 in an overhanging manner is set up towards the direction inclination of keeping away from each other, namely, the axial direction and the circumferential direction of first arm brace 3 and second arm brace 4 relative to lining pipe 1 are all opposite.

Still set up a plurality of perforation 5 on the supporting legs 2, all set up the three perforation 5 that runs through on every first arm brace 3 and the second arm brace 4 in this embodiment, three perforation 5 on the first arm brace 3 is seted up along the length direction interval of first arm brace 3, and the three perforation 5 on the second arm brace 4 is seted up along the length direction interval of second arm brace 4.

The side walls of the first arm brace 3 and the second arm brace 4 facing the inner wall of the pipeline body are respectively provided with a first abutting surface 31 and a second abutting surface 41 (compare fig. 2), the first abutting surface 31 and the second abutting surface 41 are arc surfaces, the elastic rubber layer 6 is glued and fixed on the first abutting surface 31 and the second abutting surface 41, and the side wall of the elastic rubber layer 6 far away from the first abutting surface 31 and the second abutting surface 41 is also an arc surface.

Referring to fig. 1, still pack between interior bushing pipe 1 and the pipeline body inner wall has steel wire ball 7, steel wire ball 7 has the steel wire winding to form, reduce the influence to the material of watering again for the damaged area of preliminary shutoff pipeline body in this embodiment, steel wire ball 7 adopts thicker steel wire, and the clearance between the steel wire is great, interior bushing pipe 1 is provided with the line of napping (not shown in the figure) towards the outer wall of the inner wall of pipeline body, the line of napping produces through the form of drawing the recess at the inner wall of interior bushing pipe 1, after having filled steel wire ball 7, the grout material has still been pour between interior bushing pipe 1 and the pipeline body, steel wire ball 7 buries underground in the grout material after the grout material solidifies.

The lining pipe 1 and the supporting legs 2 in the embodiment are made of stainless steel, and the stainless steel has good plasticity, toughness, weldability and corrosion resistance and has good corrosion resistance in oxidizing and reducing media.

The implementation principle of the pipeline collapse compound circle inner lining ring in the embodiment of the application is as follows: the method comprises the steps of inserting a lining pipe 1 into a pipeline body, before inserting the lining pipe 1, installing a circular template into the pipeline, filling a steel wire ball 7 after installing the lining pipe 1, then installing a template, wherein the two templates are used for plugging a gap between the lining pipe 1 and the pipeline body, arranging a pouring opening on a second template for pouring grouting material, and plugging the broken part of the pipeline body after pouring the grouting material.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A pipeline collapsing compound circle inner liner, characterized in that: including pipeline body and interior bushing pipe (1), interior bushing pipe (1) install in this is internal in the pipeline, interior bushing pipe (1) with it has steel wire ball (7) and grout material to fill between the pipeline body inner wall, steel wire ball (7) bury underground in the grout material.

2. The pipeline collapsing compound inner liner as claimed in claim 1, wherein: the supporting legs (2) are arranged on the outer wall, facing the pipeline body, of the lining pipe (1), the supporting legs (2) are a plurality of, and the supporting legs (2) are arranged along the circumferential direction of the lining pipe (1) at intervals.

3. The pipeline collapsing compound inner liner as claimed in claim 2, wherein: the supporting legs (2) include first spike (3) and second spike (4), first spike (3) with second spike (4) one end with interior bushing pipe (1) is fixed, first spike (3) with second spike (4) other end is towards the direction overhang setting of keeping away from each other, just first spike (3) with second spike (4) are relative the radial slope setting of interior bushing pipe (1).

4. The pipeline collapsing compound inner liner as claimed in claim 3, wherein: the first supporting foot (3) and the second supporting foot (4) face the side wall of the inner wall of the pipeline body and are respectively provided with a first abutting surface (31) and a second abutting surface (41), and the first abutting surface (31) and the second abutting surface (41) are arc surfaces.

5. The pipeline collapsing compound inner liner as claimed in claim 4, wherein: an elastic rubber layer (6) is arranged on the first contact surface (31) and the second contact surface (41).

6. The pipeline collapsing compound inner liner as claimed in claim 5, wherein: the outer wall of the lining pipe (1) facing the inner wall of the pipeline body is provided with napping lines.

7. The pipeline collapsing compound inner liner as claimed in claim 6, wherein: the supporting legs (2) are provided with a plurality of through holes (5).

8. The pipeline collapsing compound inner liner as claimed in claim 7, wherein: the inner wall of the lining pipe (1) is coated with an anti-corrosion coating.

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