CN216843677U - Pipeline non-excavation prosthetic devices that sinks - Google Patents

Abstract

The utility model discloses a pipeline non-excavation prosthetic devices that sinks, this pipeline non-excavation prosthetic devices that sinks include that the reaming rises the head and install in the reaming rises overhead being used for cutting on the advancing direction the reaming rises the cutting blade disc of the peripheral pipe wall of head and barrier. The utility model discloses a pipeline non-excavation prosthetic devices that sinks is through rising at the reaming overhead cutting blade disc of addding, makes pipeline non-excavation prosthetic devices that sinks advances the in-process of operation in original pipeline, the reaming rises overhead cutting blade disc and rotates the cutting the peripheral pipe wall of first and barrier that rises of reaming passes through cutting blade disc cuts former pipe wall, has reduced the level that receives in the propulsion process and has pushed out the extrusion power, has strengthened the strength of outside expansion greatly, is convenient for with original pipeline spalling, ensures that the pipeline spalling is successful, has improved work efficiency.

Description

Pipeline non-excavation prosthetic devices that sinks

Technical Field

The utility model relates to a non-excavation repair technical field of pipeline especially relates to a pipeline non-excavation prosthetic devices that sinks.

Background

During the operation of the pipeline, a large amount of pipelines have large deformation and collapse diseases due to external force pressurization, quality defects and the like, and normal overflowing and even complete blockage of the pipelines are influenced.

In the related technology, the existing expansion head completely depends on the jacking force of the conical head to expand and crack the original pipeline, and the phenomenon that the original pipeline is not expanded and broken but is extruded together easily occurs. The traditional expansion head often has unable spalling, and original pipeline leads to the displacement to extrude together because unable spalling, and the final expansion head card dies in the centre of waiting to renew the replacement pipeline section, can't accomplish and renew the replacement construction.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an embodiment of the utility model expects to provide a pipeline prosthetic devices that sinks that can effectively spall former pipeline, be convenient for change.

The technical scheme of the utility model is realized like this:

the utility model provides a pipeline non-excavation prosthetic devices that sinks, rise the head including the reaming and install in it is used for cutting on the reaming rises the head in the advancing direction the cutting blade disc of the peripheral pipe wall of reaming head and barrier that rises.

Preferably, the reaming head comprises a conical part and a cylindrical part, and the cutter disc is arranged on the conical part and the cylindrical part respectively.

Preferably, the cutter disc is a plurality of, and is a plurality of cutter disc evenly distributed in reaming first week side that rises.

Preferably, the number of the cutter discs is 6, the cutter discs are distributed in a triangular shape, and the number of the cutter discs is 6, and the cutter discs are distributed on the periphery sides of the conical part and the cylindrical part.

Preferably, the cutter disc comprises a rotating shaft arranged on the reaming expansion head, a bearing assembled on the rotating shaft and a cutter disc assembled on the bearing.

Preferably, the cutter head is a cutting edge cutter head or a pineapple tooth cutter head.

Preferably, the reaming expansion head is provided with a mounting hole, a positioning block fixed on the reaming expansion head is assembled in the mounting hole, and the cutting cutter disc is connected to the positioning block.

Preferably, the reaming expansion head is formed integrally.

The embodiment of the utility model provides a pipeline non-excavation prosthetic devices that sinks is through set up the cutting blade disc on the reaming rises, makes pipeline non-excavation prosthetic devices that sinks advances the in-process of operation in original pipeline, the reaming rises overhead cutting blade disc and rotates the cutting clearance the peripheral pipe wall of reaming head and barrier rise, through cutting blade disc cuts former pipe wall, has reduced the level that receives in the propulsion process and has pushed out the power, has strengthened the strength of outside expansion greatly, is convenient for expand the splitting with original pipeline to be convenient for pull in new pipeline, realize pipeline normal position non-excavation more new repair, improved work efficiency.

Drawings

Fig. 1 is the utility model provides a pipeline non-excavation prosthetic devices that sinks's schematic structure diagram.

Detailed Description

In order to illustrate embodiments of the present invention or technical solutions in the prior art more clearly, the following description will be made in conjunction with the accompanying drawings in embodiments of the present invention to describe the technical solutions in the embodiments of the present invention clearly and completely, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1, which is a schematic structural diagram of the pipeline collapse trenchless repairing apparatus of the present invention. This pipeline prosthetic devices that sinks includes that the reaming rises first 1 and install in the reaming rises and is used for cutting on the first 1 in the advancing direction cutting cutter disc 3 of the first 1 peripheral barrier that rises of reaming, the pipeline is collapsed non-excavation prosthetic devices and is advanced in original pipeline in-process, cutting cutter disc 3 on the reaming rises first 1 rotates the cutting clearance the first 1 peripheral pipe wall and the barrier that rise of reaming, cutting cutter disc 3 cuts former pipe wall, has reduced the level that receives in the propulsion process and has pushed the power, has strengthened the strength of outside expansion greatly, is convenient for with original pipeline spalling to be convenient for pull in new pipeline, realize that the pipeline normal position is non-excavation more newly restoreed, ensure that the pipeline spalling is successful, improved work efficiency. It should be noted that the pipe collapse trenchless repairing device is suitable for repairing the pipe without steel bars or steel belts.

Specifically, reaming head 1 that rises includes toper portion 11 and cylindricality portion 13, cutter disc 3 set up respectively in toper portion 11 with cylindricality portion 13. The tapered portion 11 is formed in a conical shape, and can reduce resistance during movement and increase the traveling speed.

Specifically, cutter disc 3 is a plurality of, and is a plurality of cutter disc 3 evenly distributed in the first 1 week side that rises of reaming, and can be according to the nimble change size of the material of former pipeline and the cutter disc that the material is different in the work progress. The cutter discs 3 can rotate to cut barriers such as original pipelines around the reaming expansion head 1 in multiple directions, and cutting efficiency is improved.

Preferably, the number of the cutter discs 3 is 6, and 6 cutter discs 3 are uniformly distributed on the conical part 11 and the cylindrical part 13. 3 said cutter disc 3 is fitted over said conical portion 11 and 3 said cutter disc 3 is fitted over said cylindrical portion 13. Three directions that are the triangle respectively, cutter disc 3 can effectively cut in three directions. Of course, in other embodiments, the cutter disc may be an even number of 4, 8, or more than 8.

Specifically, in this embodiment, the cutter disc 3 includes a rotating shaft 31 installed on the expanding head, a bearing assembled on the rotating shaft 31, and a cutter disc 35 assembled on the bearing. Specifically, when the reaming expansion head is pushed, the cutter head 35 is in contact with the original pipeline, and the cutter head is driven to rotate, so that the cutter head 35 rotates to realize rolling cutting motion.

Specifically, in this embodiment, the cutter disc 35 is a milling cutter disc. The blades on the milling cutter disc 35 may be plane hob cutters or point hob cutters.

Wherein, the reaming rise first 1 seted up with cutting blade disc quantity assorted mounting hole 6, be equipped with in the mounting hole 6 and fix the first 1 last locating piece 7 that rises of reaming, the both ends of cutting blade disc 3's pivot 31 connect in on the locating piece 7, through setting up locating piece 7, can be better fixed cutting blade disc 3, improve product stability.

Specifically, the reaming expansion head 1 is integrally formed. The product performance is more stable, the cost is low, and the processing is simple and easy. Of course, in other embodiments, the broaching expansion head 1 may also be formed by welding, and the tapered portion 11 and the cylindrical portion 13 may be formed first and then welded together.

The embodiment of the utility model provides a pipeline non-excavation prosthetic devices that sinks is through set up the cutting blade disc on the reaming rises, makes pipeline non-excavation prosthetic devices that sinks advances the in-process of operation in original pipeline, the reaming rises overhead cutting blade disc and rotates the cutting clearance the peripheral pipeline of reaming head and barrier rise, through cutting blade disc cuts former pipe wall, has reduced the level that receives in the propulsion process and has pushed out the extrusion power, has strengthened the strength of outside expansion greatly, is convenient for expand the splitting with original pipeline to the pipeline of being convenient for is changed, has improved work efficiency.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (8)

1. The utility model provides a pipeline non-excavation prosthetic devices that sinks which characterized in that, rise the head and install in including the reaming rise the head on be used for cutting in the advancing direction the cutting blade dish of the peripheral pipe wall of reaming rise head and barrier.

2. The pipe collapse trenchless rehabilitation device as claimed in claim 1, wherein the reaming expansion head comprises a conical portion and a cylindrical portion, and the cutter discs are respectively disposed on the conical portion and the cylindrical portion.

3. The pipe collapse trenchless repairing device according to claim 1, wherein the number of the cutter discs is multiple, and the cutter discs are uniformly distributed on the periphery side of the reaming expansion head.

4. The apparatus according to claim 2, wherein the number of cutter discs is 6, and each cutter disc is uniformly distributed on the periphery of the conical portion and the cylindrical portion.

5. The pipe collapse trenchless rehabilitation device according to claim 1, wherein the cutter disc comprises a rotating shaft mounted on the reaming expansion head, a bearing assembled on the rotating shaft, and a cutter disc assembled on the bearing.

6. The trenchless pipeline collapse rehabilitation device of claim 5 wherein said cutterhead is a cutting edge cutterhead and a pineapple tooth cutterhead.

7. The device for repairing the pipeline collapse in the trenchless manner as claimed in claim 1, wherein the reaming expansion head is provided with a mounting hole, a positioning block fixed on the reaming expansion head is assembled in the mounting hole, and the cutting cutter disc is connected to the positioning block.

8. The pipe collapse trenchless rehabilitation apparatus of claim 1, wherein the reaming expansion head is formed by one-piece molding.

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