Sawtooth-shaped interlocking duct piece and pipeline capable of rapidly reinforcing and supporting

Abstract

The utility model provides a sawtooth-shaped interlocking duct piece and a pipeline capable of rapidly reinforcing and supporting, and belongs to the field of pipeline supporting. The segment comprises a segment body, the segment body is of an arc-shaped sheet structure, the segment body comprises a first splicing face, a second splicing face, an inner arc face and an outer arc face, the first splicing face and the second splicing face are used for connecting the inner arc face and the outer arc face and are sequentially connected and arranged, the first splicing face is a topological interlocking face with a sawtooth shape, and the second splicing face is a topological interlocking face with a sawtooth shape. And the second splicing surface is a plane. By the adoption of the sawtooth-shaped interlocking pipe piece and the pipeline capable of achieving rapid reinforcing and supporting, the problem that in the prior art, the bearing capacity is low can be solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of pipeline support, especially a serrated interlocking pipe piece and pipeline for quick reinforcement support. BACKGROUND

[0002] In underground engineering construction such as mine roadway and tunnel, the underground space structure after excavation bears huge stratum pressure and water pressure.

[0003] The connection mode of the traditional concrete pipe piece is mostly plane connection, which can meet certain requirements in the initial stage of construction, but when facing complex stratum dynamics and environmental changes, especially when encountering extreme loads (such as earthquakes, floods, blasting excavation disturbance, etc.), stress concentration at the joint is prone to occur, leading to structural failure or distortion of the structure in service, and these dynamic loads often have instantaneousness and suddenness.

[0004] The concrete pipe piece in the prior art has low bearing capacity due to the plane connection. SUMMARY

[0005] The utility model embodiment provides a serrated interlocking pipe piece and pipeline for quick reinforcement support, which can solve the problem of low bearing capacity in the prior art. The technical solution is as follows:

[0006] In the first aspect, a serrated interlocking pipe piece for quick reinforcement support comprises a piece body,

[0007] The piece body is an arc-shaped piece structure, the piece body comprises a first splicing surface, a second splicing surface, an inner arc surface and an outer arc surface, the first splicing surface and the second splicing surface are used to connect the inner arc surface and the outer arc surface, the first splicing surface and the second splicing surface are arranged in sequence, the first splicing surface is a topological interlocking surface with serrations, and the second splicing surface is a plane.

[0008] Optionally, a grouting hole is arranged between the inner arc surface and the outer arc surface.

[0009] Optionally, a plurality of grouting holes are arranged, and the plurality of grouting holes are arranged in a rectangular array.

[0010] Optionally, a bolt hole is arranged on the first splicing surface.

[0011] In a second aspect, the sawtooth interlocking pipe for quick reinforcement support comprises the sawtooth interlocking pipe piece for quick reinforcement support, and further comprises a plurality of pipe pieces, two adjacent pipe pieces are spliced by the first splicing surface or the second splicing surface to form a tubular structure, in the circumferential direction of the tubular structure, two adjacent pipe pieces are spliced by the second splicing surface, and in the length direction of the tubular structure, two adjacent pipe pieces are spliced by the first splicing surface.

[0012] Optionally, the pipe piece is provided with a spring mounting protrusion, the first splicing surface of two adjacent pipe pieces is provided with a mounting hole, an anchor rod is inserted into the mounting hole, the anchor rod is arranged perpendicularly to the pipe piece, one end of the spring is connected to the spring mounting protrusion, and the other end of the spring is connected to the anchor rod.

[0013] Optionally, a first gasket is arranged between two adjacent pipe pieces spliced by the first splicing surface.

[0014] Optionally, a second gasket is arranged between two adjacent pipe pieces spliced by the second splicing surface.

[0015] The technical scheme provided by the embodiment of the utility model has at least the following beneficial effects:

[0016] The first splicing surface is provided with a sawtooth topological interlocking surface, so that when the pipe is assembled by the pipe pieces, the first splicing surfaces of two adjacent pipe pieces generate a clamping force, the pipe assembled by the pipe pieces can be fixed and connected by not only traditional bolts and cement but also the first splicing surfaces of the two pipe pieces, the pipe assembled by the pipe pieces has higher bearing capacity when subjected to external force along the radial direction of the pipe, and the problem of low bearing capacity in the prior art is effectively solved. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to the drawings without creating labor.

[0018] Figure 1 is the schematic diagram of the whole structure of the pipe provided by the embodiment of the utility model;

[0019] Figure 2 is the schematic diagram of the pipe piece splicing structure provided by the embodiment of the utility model;

[0020] Figure 3is another splicing embodiment schematic view provided by the embodiment of the utility model;

[0021] Figure 4 is the first gasket structure schematic view provided by the embodiment of the utility model;

[0022] Figure 5 is the second gasket structure schematic view provided by the embodiment of the utility model.

[0023] In the drawing: 1 - sheet body;11 - first split surface;12 - second split surface;13 - inner arc surface;14 - outer arc surface;15 - grouting hole;16 - bolt hole;2 - spring;3 - anchor rod;4 - spring mounting protrusion;5 - mounting hole;6 - first gasket;7 - second gasket. Specific implementation

[0024] In order to make the purpose, technical scheme and advantage of the utility model more clear, the following will combine with the drawing to make the embodiment of the utility model further detailed description.

[0025] Figure 1 is the pipeline overall structure schematic view provided by the embodiment of the utility model; Figure 2 is the sheet body splicing structure schematic view provided by the embodiment of the utility model; Figure 3 is another splicing embodiment schematic view provided by the embodiment of the utility model; Figure 4 is the first gasket structure schematic view provided by the embodiment of the utility model; Figure 5 It is the second gasket structure schematic view provided by the embodiment of the utility model. Figures 1 to 5 As shown in a kind of sawtooth interlocking pipe sheet of quick reinforcement support provided by the embodiment of the utility model, comprising: sheet body 1, sheet body 1 is arc sheet structure, sheet body 1 includes first split surface 11, second split surface 12, inner arc surface 13 and outer arc surface 14, first split surface 11 and second split surface 12 are used to connect inner arc surface 13 and outer arc surface 14, first split surface 11 and second split surface 12 are sequentially connected arrangement, first split surface 11 is the topological interlocking surface with sawtooth, second split surface 12 is plane.

[0026] Exemplarily, in the embodiment of the utility model, the sheet body 1 is arc-shaped sheet structure by bending the rectangular structure, the opposite two sides of the sheet body 1 are the first split surface 11, and the other opposite two sides are the second split surface 12, when the sheet body 1 is assembled to form the tubular structure, the inner arc surface 13 and the outer arc surface 14 form the inner surface and the outer surface of the tubular structure, the second split surface 12 is spliced in the circumferential direction of the tubular structure, and the first split surface 11 is spliced in the length direction of the tubular structure, so that the plurality of sheet bodies 1 are finally spliced to form the tubular structure, and the plurality of sheet bodies 1 are fixed by grouting, so that the plurality of sheet bodies 1 form a whole, when the assembled pipeline is subjected to external force along the radial direction, the first split surface 11 is the topological interlocking surface with sawtooth, so that the contact area between the sheet bodies 1 is increased, and the matching degree between the sheet bodies 1 is optimized, so that the occlusal force between the sheet bodies 1 is used to offset the external force, so that the carrying capacity of the structure is improved, and the stability of the structure can be guaranteed. Figure 1 Compared with the traditional underground engineering construction, the assembling and connecting process of the segment is relatively long, and the changing demand cannot be quickly responded, the first split surface 11 is designed as the topological interlocking surface with sawtooth in the embodiment, rapid prefabrication and on-site assembly can be realized, each segment can be quickly embedded with each other, the construction time is reduced, and the construction speed is improved.

[0027] The utility model embodiment provides a kind of quick reinforcement support sawtooth interlocking segment and pipeline, by being set into the topological interlocking surface with sawtooth of the first split surface 11, when the sheet body 1 is assembled to form the pipeline, occlusal force is generated between the first split surface 11 of adjacent two sheet bodies 1, not only fixed connection by traditional bolt and cement, but also can be interlocked by the first split surface 11 of two sheet bodies 1, so that the pipeline assembled is stronger in carrying capacity when being subjected to external force along the radial direction of the pipeline, can effectively solve the problem of lower carrying capacity in prior art.

[0028] Optionally, grouting hole 15 is arranged between inner arc surface 13 and outer arc surface 14.

[0029] Exemplarily, in the embodiment of the utility model, through setting grouting hole 15, it is convenient to carry out grouting from inside to outside of spliced pipeline, so that the slurry flows to the outside of the pipeline, and the gap between the outside of the pipeline and the rock stratum is filled, thereby improving the stability of the overall structure of the pipeline, through setting grouting hole 15, it is convenient to carry out grouting process, so that the operation convenience of the structure is improved.

[0030] Optionally, the grouting hole 15 is provided with multiple grouting holes 15 arranged in a rectangular array.

[0031] Exemplarily, in the embodiment of the utility model, through setting multiple grouting holes 15, in the process of grouting, the slurry is more uniformly flowed to the outside of the pipeline through the grouting hole 15, so that multiple pieces 1 are more stably fixed, and the gap between the pipeline and the rock stratum is more uniformly filled, so that the stability of the structure is improved. On the other hand, multiple grouting holes 15 can be used as bolt holes, anchor rod holes, drainage holes and the like when they are not used as grouting functions, so that the practicability of the structure is improved.

[0032] Optionally, the first splicing surface 11 is provided with a bolt hole 16.

[0033] Exemplarily, in the embodiment of the utility model, by setting bolt hole 16 on the first splicing surface 11, adjacent two pieces 1 along the circumference of the pipeline can be fixed by setting bolts on the first splicing surface 11, so as to strengthen the connection stability of the pieces 1 along the circumference of the pipeline, and further improve the stability of the structure.

[0034] A zigzag interlocking pipeline for rapid reinforcement support, comprising the zigzag interlocking pipeline piece for rapid reinforcement support as described above, further comprising multiple pieces 1, adjacent two pieces 1 are spliced by the first splicing surface 11 or the second splicing surface 12 to form a tubular structure, on the circumference of the tubular structure, adjacent two pieces 1 are spliced by the second splicing surface 12, and on the length direction of the tubular structure, adjacent two pieces 1 are spliced by the first splicing surface 11.

[0035] Exemplarily, in the embodiment of the utility model, multiple pieces 1 are spliced by the second splicing surface 12 to form a ring structure, multiple ring structures are spliced by the first splicing surface 11 to form a tubular structure, multiple pieces 1 are fixed by grouting, so that multiple pieces 1 form a whole, when the spliced pipeline is subjected to external force along the radial direction, the occlusal force generated between the pieces 1 is used to offset the external force due to the first splicing surface 11 being a zigzag topological interlocking surface, so that the carrying capacity of the structure is improved, thereby ensuring the stability of the structure.

[0036] Optionally, the spring 2 and the anchor rod 3 are further included, the spring mounting protrusion 4 is arranged on the sheet body 1, the mounting hole 5 is arranged at the joint of the first splicing surface 11 of the two adjacent sheet bodies 1, the anchor rod 3 is inserted into the mounting hole 5, the anchor rod 3 is arranged vertically to the sheet body 1, one end of the spring 2 is connected with the spring mounting protrusion 4, and the other end of the spring 2 is connected with the anchor rod 3.

[0037] Exemplarily, in the embodiment of the utility model, the mounting hole 5 is arranged on the first splicing surface 11 of the two adjacent sheet bodies 1, one end of the anchor rod 3 is inserted into the stratum around the pipeline, and the other end of the anchor rod 3 is inserted into the pipeline through the mounting hole 5, the anchor rod 3 can be used as a tension member inserted into the stratum, the whole anchor rod 3 is divided into a free section and an anchoring section, the free section refers to the area that transmits the tension of the head of the anchor rod 3 to the anchoring body, and the function of the free section is to apply a prestress to the anchor rod, the anchoring section refers to the area that bonds the prestressed reinforcement and the stratum by the cement slurry, and the function of the anchoring section is to increase the bonding friction between the anchoring body and the stratum and increase the pressure bearing effect of the anchoring body, the tension of the free section is transmitted to the deep stratum, and the setting of the anchor rod 3 provides a supporting effect for the pipeline. The spring mounting protrusion 4 is arranged on the inner arc surface 13, the two ends of the spring 2 are provided with hooks, the spring mounting protrusion 4 can be matched with the hooks of one end of the spring 2 as a limiting column, and then the limiting column and the hooks are bonded by an adhesive, so that one end of the spring 2 is stably connected with the spring mounting protrusion 4. By setting the spring 2, the stress concentration caused by the change of the stratum stress field can be effectively relieved, and the risk of local damage is reduced. When the sheet body 1 is assembled to form the pipeline, one end of the spring 2 is connected with the spring mounting protrusion 4, the spring 2 is ensured to be placed inside the sheet body 1, a bolt is arranged parallel to the central axis of the spring 2, the bolt is ensured to be fastened and screwed into the corresponding position, then the anchor rod 3 is punched, the anchor rod 3 is punched into the mounting hole 5 by using a suitable tool, and the anchor rod 3 is ensured to be completely inserted into the stable stratum. After installation, the state of the spring 2 needs to be checked, under the action of the anchor rod 3, the spring 2 should be stretched upwards to provide the longitudinal tension of the sheet body 1. Before the anchor rod 3 is punched into the stratum, it is necessary to ensure that the two springs 2 of the two adjacent sheet bodies 1 are not stretched at this stage and remain in a parallel state. The mounting groove is arranged on the inner arc surface 13, the spring mounting protrusion is located in the mounting groove, during the grouting stage, the grouting is carried out from the inside of the pipeline to the outside of the pipeline through the grouting hole 15, the gap between the pipeline and the external stratum is filled, so that the whole pipeline is more stable, the excess slurry flows back into the mounting groove from the grouting hole 15 during the grouting process, and the spring 2 is entirely encapsulated in the slurry, so that the overall structure is more stable.

[0038] Optionally, the first gasket 6 is arranged between the two adjacent sheet bodies 1 spliced by the first splicing surface 11.

[0039] Exemplarily, in the embodiment of the utility model, the first gasket 6 can be a flexible waterproof cloth, by adding the first gasket 6, the connection between the two adjacent sheet bodies 1 can be more stable in the grouting process, and the gap between the two sheet bodies 1 can be prevented, after injecting the slurry, the gap can be blocked by the mixture of the first gasket 6 and the slurry, on the other hand, by setting the first gasket 6, the problem of pipeline water seepage after splicing can be solved.

[0040] Optionally, the second gasket 7 is arranged between the two adjacent sheet bodies 1 spliced by the second splicing surface 12.

[0041] Exemplarily, in the embodiment of the utility model, the second gasket 7 can be a flexible waterproof cloth, by adding the second gasket 7, the connection between the two adjacent sheet bodies 1 can be more stable in the grouting process, and the gap between the two sheet bodies 1 can be prevented, after injecting the slurry, the gap can be blocked by the mixture of the second gasket 7 and the slurry, on the other hand, by setting the second gasket 7, the problem of pipeline water seepage after splicing can be solved.

[0042] Unless otherwise defined, technical terms or scientific terms used herein should be understood as having the same meaning as commonly understood by one of ordinary skill in the art to which the utility model belongs. The terms "first", "second", and similar terms used in the utility model patent application specification and claims do not indicate any order, number, or importance, but are only used to distinguish different components. Similarly, "one" or "a" and similar terms do not indicate a quantity limit, but indicate the existence of at least one. "Include" or "contain" and similar terms mean that the elements or objects appearing before "include" or "contain" cover the elements or objects listed after "include" or "contain" and their equivalents, and do not exclude other elements or objects. "Connect" or "connected" and similar terms are not limited to physical or mechanical connections, but can include electrical connections, whether direct or indirect. "Up", "down", "left", "right", and the like are only used to indicate relative positional relationships, and when the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0043] The above is only optional embodiments of the utility model, and does not limit the utility model, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A serrated interlocking tubular segment for rapid reinforcement support, characterized in that, Include: Sheet (1), The sheet (1) is an arc-shaped sheet structure, the sheet (1) comprises a first split surface (11), a second split surface (12), an inner arc surface (13) and an outer arc surface (14), the first split surface (11) and the second split surface (12) are used to connect the inner arc surface (13) and the outer arc surface (14), the first split surface (11) and the second split surface (12) are arranged in sequence, the first split surface (11) is a sawtooth topological interlocking surface, and the second split surface (12) is a plane.

2. A rapidly re-enforceable sawtooth interlocking tubular segment according to claim 1, wherein, The inner arc surface (13) and the outer arc surface (14) are provided with grouting holes (15).

3. A rapidly re-enforceable sawtooth interlocking tubular segment according to claim 2, wherein, The grouting holes (15) are provided with a plurality of grouting holes (15) arranged in a rectangular array.

4. A rapidly re-enforceable sawtooth interlocking tubular segment according to claim 1, wherein, The first split surface (11) is provided with a bolt hole (16).

5. A rapid shoring support interlocking pipe with sawtooth, comprising a rapid shoring support interlocking pipe piece with sawtooth according to any one of claims 1 to 4, characterized in that, Also include a plurality of sheet (1), two adjacent sheet (1) through the first split surface (11) or the second split surface (12) splicing to constitute a tubular structure, in the circumferential direction of the tubular structure, two adjacent sheet (1) through the second split surface (12) splicing, in the length direction of the tubular structure, two adjacent sheet (1) through the first split surface (11) splicing.

6. A rapidly reinforced support sawtooth interlocking pipe according to claim 5, wherein, Also include spring (2) and anchor rod (3), the sheet (1) is provided with spring mounting protrusion (4), the first split surface (11) of two adjacent sheet (1) is provided with mounting hole (5), the anchor rod (3) is inserted into the mounting hole (5), the anchor rod (3) is perpendicular to the sheet (1) arrangement, one end of the spring (2) is connected with the spring mounting protrusion (4), the other end is connected with the anchor rod (3).

7. A rapidly reinforced support sawtooth interlocking pipe according to claim 5, wherein, The first gasket (6) is arranged between two adjacent sheet (1) spliced through the first split surface (11).

8. A rapidly-installed reinforced support interlocking pipe according to claim 5, wherein The second gasket (7) is arranged between two adjacent sheet (1) spliced through the second split surface (12).

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