阅读说明：本技术 一种管道变形非开挖顶升修复装置及修复方法 (Pipeline deformation non-excavation jacking repairing device and repairing method ) 是由 高作平 张畅 吴博 代艳辉 李妍 魏伟 于 2021-07-21 设计创作，主要内容包括：本发明提出了一种管道变形非开挖顶升修复装置及修复方法,包括:反力座组件,设置在管道内壁底面；顶升座组件,设置在反力座组件正上方,用于与管道内壁顶面相抵触；顶升装置,固定安装在反力座组件顶面,用于驱动顶升座组件对管道内壁向上进行顶升。本发明的管道修复方法采用非开挖方式进行,利用顶升装置驱动顶升座组件向上移动,同时顶升装置通过反力座组件向下施加反向作用力,进而使得顶升座组件对管道内壁施加向上顶升力,从而对纵向变形的管道进行复位。且修复装置结构简单,在管道内施工作业方便便捷,可以准确的实现对纵向变形的管道进行修复。(The invention provides a non-excavation jacking repair device and a repair method for pipeline deformation, which comprise a counterforce seat assembly, a jacking seat assembly and a jacking seat assembly, wherein the counterforce seat assembly is arranged on the bottom surface of the inner wall of a pipeline; the jacking seat assembly is arranged right above the counter-force seat assembly and is used for abutting against the top surface of the inner wall of the pipeline; and the jacking device is fixedly arranged on the top surface of the reaction seat assembly and used for driving the jacking seat assembly to jack the inner wall of the pipeline upwards. The pipeline repairing method is carried out in a non-excavation mode, the jacking device is used for driving the jacking seat assembly to move upwards, meanwhile, the jacking device downwards exerts a reverse acting force through the counterforce seat assembly, and further the jacking seat assembly exerts an upward jacking force on the inner wall of the pipeline, so that the pipeline deformed longitudinally is reset. And the repairing device has a simple structure, is convenient and fast to construct in the pipeline, and can accurately repair the longitudinally deformed pipeline.)

1. The utility model provides a non-excavation jacking prosthetic devices of pipeline deformation which characterized in that includes:

the reaction seat assembly (1) is arranged on the bottom surface of the inner wall of the pipeline (S);

the jacking seat assembly (2) is arranged right above the reaction seat assembly (1) and is used for abutting against the top surface of the inner wall of the pipeline (S);

and the jacking device (3) is fixedly installed on the top surface of the reaction seat assembly (1) and is used for driving the jacking seat assembly (2) to jack the inner wall of the pipeline (S) upwards.

2. The trenchless jacking repair apparatus for pipe deformation of claim 1, wherein: reaction seat subassembly (1) includes reaction seat bottom plate (11), crescent roof beam (12) and reaction seat roof board (13) down, reaction seat bottom plate (11) are the arc setting, and reaction seat bottom plate (11) towards the inside upper surface bending of pipeline, crescent roof beam (12) are provided with the polylith down, and follow equidistant fixed mounting in reaction seat bottom plate (11) internal surface of pipeline length direction, and reaction seat roof board (13) level sets up crescent roof beam (12) top surface under and with reaction seat bottom plate (11) and crescent roof beam (12) fixed connection down.

3. The trenchless jacking repair apparatus for pipe deformation of claim 2, wherein: jacking seat subassembly (2) include jacking seat roof (21), go up crescent moon roof beam (22) and jacking seat bottom plate (23), jacking seat roof (21) are the arc setting, and jacking seat roof (21) are crooked towards the inside lower surface of pipeline, the radius of jacking seat roof (21) is less than the radius of counter-force seat bottom plate (11), goes up crescent moon roof beam (22) and is provided with the polylith, and follows the equidistant fixed mounting of pipeline length direction at jacking seat roof (21) internal surface, and jacking seat bottom plate (23) level sets up under crescent moon roof beam (12) bottom surface and with jacking seat roof (21) and go up crescent moon roof beam (22) fixed connection.

4. The trenchless jacking repair apparatus for pipe deformation of claim 3, wherein: a plurality of lower reinforcing ribs (14) are vertically and fixedly installed between the lower crescent beams (12), and a plurality of upper reinforcing ribs (24) are vertically and fixedly installed between the upper crescent beams (22).

5. The trenchless jacking repair apparatus for pipe deformation of claim 2, wherein: still including being steel backing plate (4) that the arc set up, steel backing plate (4) set up between reaction seat bottom plate (11) and pipeline inner wall, the radius of the radius more than or equal to reaction seat bottom plate (11) of steel backing plate (4), the one end setting of steel backing plate (4) is offered and is used for the mounting hole of fixed drive.

6. The trenchless jacking repair apparatus for pipe deformation of claim 5, wherein: a plurality of pre-pressing water bags (5) are further arranged between the steel base plate (4) and the counter-force base bottom plate (11), and the pre-pressing water bags (5) are laid at equal intervals along the arc-shaped surface of the steel base plate (4).

7. The trenchless jacking repair apparatus for pipe deformation of claim 3, wherein: jacking device (3) are including jacking girder steel (31) and a plurality of jack (32), jacking girder steel level is fixed on reaction bedplate (11), and a plurality of jacks equidistant are vertical between jacking girder steel and jacking bedplate (23).

8. The pipeline deformation trenchless jacking repairing method which utilizes the pipeline deformation trenchless jacking repairing device of any one of claims 1-7 is characterized by comprising the following steps:

s1, carrying out pipeline deformation measurement, and determining the position of the pipeline needing deformation repair;

s2, placing an arc-shaped steel backing plate (4) on the bottom surface of the inner wall of the pipeline, and paving a pre-pressing water bag (5) on the arc-shaped steel backing plate (4);

s3, installing a counterforce seat assembly (1) and a jacking seat assembly (2) in the pipeline;

s4, installing a jacking device (3) between the reaction seat assembly (1) and the jacking seat assembly (2);

s5, synchronously jacking and monitoring deformation in real time;

s6, jacking the pipeline until the pipeline recovers, perforating holes on two lateral walls of the pipeline, and pouring concrete into the soil body vacant positions outside the pipeline to reinforce the periphery of the pipeline.

Technical Field

The invention relates to the technical field of pipeline repair, in particular to a pipeline deformation non-excavation jacking repair device and a pipeline deformation non-excavation jacking repair method.

Background

At present, urban drainage or water supply pipelines are one of important infrastructures for supporting social development and guaranteeing people's life, and pipeline maintenance is a necessary means for guaranteeing normal mechanism and function of the pipelines. The pipeline repairing work mainly carries out pipeline repairing through two repairing modes of excavation repairing and trenchless repairing. The pipeline is directly excavated through excavation repair, then the pipeline to be repaired is repaired, the environmental problem and the economic influence existing in the excavation repair of the pipeline are large, safety accidents such as damage of other pipelines are easily caused, and road traffic is easily occupied. Trenchless repair is increasingly important for low-impact and low-maintenance repair of infrastructure.

The existing drain pipe or water supply pipe mostly adopts metal pipelines, and the metal has stronger toughness, so the pipe can work normally after plastic deformation, for example, under the processes of long-term building construction, municipal construction and high load and heavy pressure on road and ground, the underground metal pipeline is easy to be extruded to generate longitudinal deformation and collapse, although the pipeline is not broken, the inner diameter of the pipeline is reduced, the water flow is reduced, a local weak point is formed at the collapsed part, and the pipe is easy to collapse under the action of water pressure for a long time. There is therefore a need for a trenchless rehabilitation apparatus for repairing deformations in pipe structures.

Disclosure of Invention

In view of the above, the invention provides a pipeline deformation non-excavation jacking repair device and a pipeline deformation non-excavation jacking repair method, which can realize the repair of the longitudinal deformation of a pipeline in a non-excavation mode through an internal jacking mode of the pipeline.

The technical scheme of the invention is realized as follows:

in one aspect, the invention provides a pipeline deformation non-excavation jacking repair device, which comprises:

the counterforce seat assembly is arranged on the bottom surface of the inner wall of the pipeline;

the jacking seat assembly is arranged right above the counter-force seat assembly and is used for abutting against the top surface of the inner wall of the pipeline;

and the jacking device is fixedly arranged on the top surface of the reaction seat assembly and used for driving the jacking seat assembly to jack the inner wall of the pipeline upwards.

On the basis of the technical scheme, preferably, the reaction seat assembly comprises a reaction seat bottom plate, a lower crescent beam and a reaction seat top plate, wherein the reaction seat bottom plate is arc-shaped, the reaction seat bottom plate is bent towards the inner upper surface of the pipeline, the lower crescent beam is provided with a plurality of blocks, the reaction seat bottom plate is fixedly installed on the inner surface of the reaction seat bottom plate along the length direction of the pipeline at equal intervals, and the reaction seat top plate is horizontally arranged on the lower crescent beam top surface and fixedly connected with the reaction seat bottom plate and the lower crescent beam.

On above-mentioned technical scheme's basis, it is preferred, jacking seat subassembly includes jacking seat roof, goes up crescent moon roof and jacking seat bottom plate, jacking seat roof is the arc setting, and jacking seat roof is towards the inside lower surface bending of pipeline, the radius of jacking seat roof is less than the radius of counter-force seat bottom plate, goes up crescent moon roof and is provided with the polylith, and follows the equidistant fixed mounting of pipeline length direction at jacking seat roof internal surface, and jacking seat bottom plate level sets up under crescent moon roof face and with jacking seat roof and last crescent moon roof fixed connection.

Further, it is preferred, vertical fixed mounting has a plurality of lower strengthening ribs between the crescent moon roof beam down, go up vertical fixed mounting has a plurality of strengthening ribs of going up between the crescent moon roof beam.

On the basis of the technical scheme, the steel backing plate is preferably arranged in an arc shape, the steel backing plate is arranged between the reaction seat bottom plate and the inner wall of the pipeline, the radius of the steel backing plate is larger than or equal to that of the reaction seat bottom plate, and a mounting hole for fixing the dragging device is formed in one end of the steel backing plate.

Further, preferably, a plurality of pre-pressing water bags are further arranged between the steel base plate and the counter-force base bottom plate, and the pre-pressing water bags are laid at equal intervals along the arc-shaped surface of the steel base plate.

On the basis of the technical scheme, preferably, the jacking device comprises a jacking steel beam and a plurality of jacks, the jacking steel beam is horizontally fixed on the counterforce seat bottom plate, and the jacks are equidistantly vertically arranged between the jacking steel beam and the jacking seat bottom plate.

On the other hand, the invention also discloses a pipeline deformation trenchless jacking repairing method according to the pipeline deformation trenchless jacking repairing device, which comprises the following steps:

s1, carrying out pipeline deformation measurement, and determining the position of the pipeline needing deformation repair;

s2, entering the pipeline through the inspection hole, placing an arc-shaped steel backing plate on the bottom surface of the inner wall of the pipeline, and paving a pre-pressing water bag on the arc-shaped steel backing plate;

s3, installing a counterforce seat assembly and a jacking seat assembly in the pipeline;

s4, installing a jacking device between the reaction seat assembly and the jacking seat assembly;

s5, synchronously jacking and monitoring deformation in real time;

s6, jacking the pipeline until the pipeline recovers, perforating holes on two lateral walls of the pipeline, and pouring concrete into the soil body vacant positions outside the pipeline to reinforce the periphery of the pipeline.

Compared with the prior art, the invention has the following beneficial effects:

(1) the pipe deformation non-excavation jacking repair device disclosed by the invention can enter a pipeline through an inspection opening, a counterforce seat assembly and a jacking seat assembly are arranged in the pipeline, a jacking device is arranged between the counterforce seat assembly and the jacking seat assembly, the jacking seat assembly is driven to move upwards by the jacking device, and meanwhile, the jacking device downwards exerts a reverse acting force through the counterforce seat assembly, so that the jacking seat assembly exerts an upward jacking force on the inner wall of the pipeline, and the longitudinally deformed pipeline is reset. The pipeline repairing method is carried out in a non-excavation mode, the repairing device is simple in structure, construction operation in the pipeline is convenient and fast, and the repairing of the longitudinally deformed pipeline can be accurately realized;

(2) the radius of the jacking seat top plate is smaller than that of the counter-force seat bottom plate, so that the expansion area of the jacking seat top plate is smaller than that of the counter-force seat bottom plate, the contact area of the jacking seat top plate and the upper surface of the inner wall of the pipeline is smaller than that of the counter-force seat bottom plate and the lower surface of the inner wall of the pipeline, and under the same pressure action of a jacking device, the contact area is smaller, the pressure intensity is higher, namely the pressure generating effect is more obvious, so that the deformation and restoration of the pipeline in the vertical direction can be accelerated;

(3) by laying the steel base plate with the arc-shaped structure, the whole jacking repair device can be dragged to move horizontally along the pipeline by moving the steel base plate when the interior of the pipeline is jacked at multiple points;

(4) the pre-pressing water bag is laid for adjusting the dynamic position of the counterforce seat component at the bottom of the steel pipe, so that the jacking pressure is dispersed.

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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a jacking repairing device according to the present disclosure;

FIG. 2 is a schematic structural diagram of a jacking repair device disclosed in the present invention;

FIG. 3 is a schematic plan view of a jacking repairing device according to the present disclosure;

reference numerals:

1. a reaction seat assembly; 2. a jacking seat assembly; 3. a jacking device; 11. a counter-force seat bottom plate; 12. a lower crescent beam; 13. a counter-force seat top plate; 14. a lower reinforcing rib; 21. jacking a seat top plate; 22. an upper crescent beam; 23. a jacking seat bottom plate; 24. arranging a reinforcing rib; 4. a steel backing plate; 5. pre-pressing the water bag; 31. jacking a steel beam; 32. drying the jack; and S, a pipeline.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

As shown in fig. 1, with reference to fig. 2 and 3, an embodiment of the invention discloses a trenchless jacking repair device for pipeline deformation, which includes a counterforce seat assembly 1, a jacking seat assembly 2 and a jacking device 3. Can transport above-mentioned part to the pipeline in when carrying out pipeline restoration through the access hole, assemble and then carry out pipeline deformation and repair.

Wherein, reaction seat subassembly 1 sets up at pipeline inner wall bottom surface for provide load-bearing platform to jacking device 3, when jacking device 3 applyed thrust to jacking seat subassembly 2, reaction force is applyed to pipeline inner wall bottom surface to reaction seat subassembly 1 simultaneously.

And the jacking seat assembly 2 is arranged right above the reaction seat assembly 1 and used for jacking the inner wall of the pipeline upwards when the jacking device 3 applies upward jacking force, so that the pipeline deformed longitudinally is restored.

Jacking device 3, fixed mounting is at 1 top surface of reaction seat subassembly for drive jacking seat subassembly 2 upwards carries out the jacking to the pipeline inner wall, and the reaction force of jacking device 3 can be exerted on reaction seat subassembly 1 simultaneously, and then makes the pipeline of vertical deformation recover.

By adopting the technical scheme, the pipeline can enter the pipeline through the inspection opening, the reaction seat assembly 1 and the jacking seat assembly 2 are arranged in the pipeline, the jacking device 3 is arranged between the reaction seat assembly 1 and the jacking seat assembly 2, the jacking seat assembly 2 is driven to move upwards by the jacking device 3, meanwhile, the jacking device 3 exerts a reverse acting force downwards through the reaction seat assembly 1, and further the jacking seat assembly 2 exerts an upward jacking force on the inner wall of the pipeline, so that the pipeline deformed longitudinally is reset. The pipeline repairing method is carried out in a non-excavation mode, the repairing device is simple in structure, construction operation in the pipeline is convenient and fast, and the repairing of the longitudinally deformed pipeline can be accurately realized.

The invention is also realized by the following technical scheme.

As some embodiments, the reaction seat assembly 1 includes a reaction seat bottom plate 11, a lower crescent beam 12 and a reaction seat top plate 13, the reaction seat bottom plate 11 is disposed in an arc shape, the reaction seat bottom plate 11 is curved toward the upper surface inside the pipeline, the lower crescent beam 12 is disposed in a plurality of blocks and is fixedly mounted on the inner surface of the reaction seat bottom plate 11 at equal intervals along the length direction of the pipeline, the radius of the lower crescent beam 12 is identical to that of the reaction seat bottom plate 11, and the reaction seat top plate 13 is horizontally disposed on the top surface of the lower crescent beam 12 and is fixedly connected with the reaction seat bottom plate 11 and the lower crescent beam 12. Under above-mentioned technical scheme's setting, through setting up arc structure's reaction seat bottom plate 11, and a plurality of blocks of lower crescent beam of fixed mounting on reaction seat bottom plate 11, crescent beam 12 goes up horizontal installation reaction seat roof 13 down simultaneously, can be with reaction seat bottom plate 11, lower crescent beam 12 and reaction seat roof 13 are fixed as a whole, jacking device 3 is when applying reverse acting force to reaction seat subassembly 1, arc structure's reaction seat bottom plate 11's lateral wall laminates with the pipeline inner wall bottom surface gradually, and then realize the stability of atress, through crescent beam 12 under the vertical polylith that sets up between reaction seat roof 13 and reaction seat bottom plate 11, can improve whole reaction seat subassembly 1's structural strength, improve reaction seat roof 13's compressive capacity.

As some embodiments, jacking seat subassembly 2 includes jacking seat roof 21, go up crescent moon roof 22 and jacking seat bottom plate 23, jacking seat roof 21 is the arc setting, and jacking seat roof 21 is crooked towards the inside lower surface of pipeline, the radius of jacking seat roof 21 is less than the radius of reaction seat bottom plate 11, it is provided with the polylith to go up crescent moon roof 22, and follow the equidistant fixed mounting of pipeline length direction at jacking seat roof 21 internal surface, jacking seat bottom plate 23 level sets up under crescent moon roof 12 bottom surface and with jacking seat roof 21 and last crescent moon roof 22 fixed connection.

Adopt above-mentioned technical scheme, jacking seat bottom plate 23 through setting up the arc structure, and moon roof beam on a plurality of pieces of fixed mounting on jacking seat bottom plate 23, simultaneously at last moon roof beam 22 bottom horizontal installation jacking seat bottom plate 23, can be with jacking seat bottom plate 23, it is fixed as a whole to go up moon roof beam 22 and jacking seat bottom plate 23, jacking device 3 is when exerting the jacking effort that makes progress to jacking seat subassembly 2, the lateral wall of arc structure's jacking seat bottom plate 23 laminates with pipeline inner wall top surface gradually, and then realize the stability of atress, through crescent roof beam 22 on the vertical polylith that sets up between jacking seat roof 21 and jacking seat bottom plate 23, can improve the structural strength of whole jacking seat subassembly 2, improve jacking seat roof 21's compressive capacity. Simultaneously the radius of jacking seat roof 21 is less than the radius of reaction seat bottom plate 11, can make the expansion area of jacking seat roof 21 be less than reaction seat bottom plate 11 expansion area, jacking seat roof 21 and pipeline inner wall upper surface area of contact are less than reaction seat bottom plate 11 and pipeline inner wall lower surface area of contact, under the same pressure effect of jacking device 3, area of contact is less, pressure is big more, the effect that pressure produced is more obvious promptly to can accelerate the pipeline and warp in vertical direction and recover.

As some optional embodiments, a plurality of lower reinforcing ribs 14 are vertically and fixedly arranged between the lower crescent beams 12, and a plurality of upper reinforcing ribs 24 are vertically and fixedly arranged between the upper crescent beams 22. From this setting, can improve structural strength between the last crescent moon roof beam 22 and the structural strength between the crescent moon roof beam 12 down, and then improve reaction seat subassembly 1, jacking seat subassembly 2's compressive strength.

In some embodiments, the invention further comprises an arc-shaped steel base plate 4, the steel base plate 4 is arranged between the reaction seat bottom plate 11 and the inner wall of the pipeline, the radius of the steel base plate 4 is larger than or equal to that of the reaction seat bottom plate 11, and one end of the steel base plate 4 is provided with a mounting hole for fixing the dragging device. From this setting, can carry out the inside multiple spot jack-up of pipeline, after the jack-up of the preceding restoration point of completion pipeline is restoreed, can drag whole jack-up prosthetic devices along pipeline translation to next point of waiting to restore through removing steel backing plate 4.

On the basis of the above embodiment, a plurality of pre-pressing water bags 5 are further arranged between the steel backing plate 4 and the reaction seat bottom plate 11, and the pre-pressing water bags 5 are laid at equal intervals along the arc-shaped surface of the steel backing plate 4. From this setting, through laying pre-compaction water bag 5, pre-compaction water bag 5 is laid along the arcwall face equidistant for adjust reaction seat subassembly 1 in steel pipe bottom dynamic position, thereby dispersion jacking pressure. In this implementation, pre-compaction water bag can be fire hose, carries out the water inflation when using.

In this embodiment, the jacking device 3 includes a jacking steel beam 31 and a plurality of jacks 32, the jacking steel beam 31 is horizontally fixed on the reaction seat bottom plate 11, and the jacks 32 are equally spaced and vertically arranged between the jacking steel beam 31 and the jacking seat bottom plate 23. Therefore, the stress balance can be realized when the jack jacks synchronously.

The embodiment of the invention also discloses a pipeline deformation trenchless jacking repairing method, which comprises the following steps:

s1, performing pipeline deformation measurement, determining the position of the pipeline needing deformation repair, specifically, entering the pipeline through the access hole to perform pipeline inner diameter measurement, thereby obtaining the longitudinal diameter of the pipeline after extrusion deformation;

s2, entering the pipeline through the inspection hole, placing the arc-shaped steel backing plate 4 on the bottom surface of the inner wall of the pipeline, and meanwhile laying the pre-pressing water bag 5 on the arc-shaped steel backing plate 4, wherein the pre-pressing water bag 5 is strip-shaped and is laid along the arc surface of the steel backing plate 4;

s3, installing a counterforce seat assembly 1 and a jacking seat assembly 2 in the pipeline;

s4, installing a jacking device 3 between the reaction seat assembly 1 and the jacking seat assembly 2;

s5, synchronously jacking and monitoring deformation in real time;

s6, jacking the pipeline until the pipeline recovers, perforating holes on two lateral walls of the pipeline, and pouring concrete into the soil body vacant positions outside the pipeline to reinforce the periphery of the pipeline. Specifically, two grouting holes are formed in the lateral wall of the restored pipeline in the transverse direction at intervals, concrete is poured out of the soil body outside the pipeline through one grouting hole until the second grouting hole emits grout, then the two grouting holes are plugged, and after the concrete is solidified, the repaired pipeline is enabled to be preset and direct, and is surrounded by the surrounding soil body to achieve reinforcement.

The pipeline repairing method is carried out in a non-excavation mode, the repairing device is simple in structure, construction operation in the pipeline is convenient and fast, and the repairing of the longitudinally deformed pipeline can be accurately realized.

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 that fall within the spirit and principle of the present invention are intended to be included therein.