CN212250135U - Tunnel circumferential drainage device capable of collecting water and guiding flow - Google Patents
Tunnel circumferential drainage device capable of collecting water and guiding flow Download PDFInfo
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- CN212250135U CN212250135U CN202020203369.3U CN202020203369U CN212250135U CN 212250135 U CN212250135 U CN 212250135U CN 202020203369 U CN202020203369 U CN 202020203369U CN 212250135 U CN212250135 U CN 212250135U
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Abstract
The utility model discloses a tunnel hoop drainage device that can catchment, water conservancy diversion, include: the plurality of circumferential drainage pipes are distributed in the length direction of the tunnel, and each circumferential drainage pipe is arranged along the circumferential direction of the tunnel; the annular drainage pipe comprises a drainage main pipe and a plurality of drainage pipes, and the drainage pipes are distributed in the length direction of the drainage main pipe in a branch shape; the back-attached water stops are all arranged at the crack of the tunnel, each back-attached water stop comprises a body and a flow guide layer, the flow guide layer is attached to the body, side flow guide pipes are arranged on two sides of the body, and a plurality of side flow guide holes are formed in the side flow guide pipes; a central guide pipe is arranged in the guide layer, and a plurality of central guide holes are formed in the central guide pipe; the side guide pipe and the central guide pipe are both connected with a longitudinal water discharge pipe of the tunnel; every ring direction drain pipe all is connected with the longitudinal drain pipe in tunnel.
Description
Technical Field
The utility model relates to a highway tunnel construction and operation maintenance technical field, concretely relates to tunnel hoop drainage device that can catchment, water conservancy diversion.
Background
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and is not necessarily to be taken as an acknowledgement or any form of suggestion that this information constitutes prior art that is already known to a person skilled in the art.
The water-proof and drainage measures are taken to ensure that the tunnel building cannot be damaged due to water leakage, so that the driving safety is endangered, the equipment in the tunnel is corroded, and the service life of the structure is shortened. The tunnel lining is used as a basic structural waterproof layer and can be used for blocking underground water so that the underground water cannot enter the tunnel. However, when extreme natural disasters such as rainstorm suddenly fall, accumulated water behind the tunnel lining cannot be discharged in time, water pressure is increased rapidly in a short time, and the tunnel lining bears large water pressure, so that the tunnel lining is cracked and the waterproof board is failed. Therefore, a drainage system is needed to drain accumulated water behind the lining in time.
The existing tunnel circumferential drainage system is single, mainly comprises circumferential spring blind pipes, the coverage area of the blind pipes is small, the blind pipes have no flow collection function, and water flow behind tunnel linings cannot effectively flow into the longitudinal drainage pipes; the tunnel back-attached water stop strip is usually only used for waterproof treatment at tunnel construction joints and settlement joints, has no diversion function, and when the back-attached water stop strip is poor in construction quality, back lining running water often permeates into the tunnel through the construction joints.
Disclosure of Invention
In order to solve the technical problem existing in the prior art, the utility model aims at providing a tunnel hoop drainage device that can catchment, water conservancy diversion.
In order to solve the above technical problem, one or more embodiments of the present invention provide the following technical solutions:
a tunnel circumferential drainage device capable of collecting water and guiding flow comprises:
the plurality of circumferential drainage pipes are distributed in the length direction of the tunnel, and each circumferential drainage pipe is arranged along the circumferential direction of the tunnel; the annular drainage pipe comprises a drainage main pipe and a plurality of drainage pipes, and the drainage pipes are distributed in the length direction of the drainage main pipe in a branch shape;
the back-attached water stops are all arranged at the crack of the tunnel, each back-attached water stop comprises a body and a flow guide layer, the flow guide layer is attached to the body, side flow guide pipes are arranged on two sides of the body, and a plurality of side flow guide holes are formed in the side flow guide pipes; a central guide pipe is arranged in the guide layer, and a plurality of central guide holes are formed in the central guide pipe;
the side guide pipe and the central guide pipe are both connected with a longitudinal water discharge pipe of the tunnel;
every ring direction drain pipe all is connected with the longitudinal drain pipe in tunnel.
Compared with the prior art, the utility model discloses an above one or more embodiments's beneficial effect does:
1. be provided with a plurality of branch drainage tubes on the ring drainage pipe, can be with in the percolating water drainage in a large scale to the ring drainage pipe in, be favorable to improving the discharge capacity to lining back ponding.
2. If the position of back of the body formula waterstop stagnant water oozes, the water that oozes can get into in the honeycomb duct through side water conservancy diversion hole and central water conservancy diversion hole to flow into longitudinal drain pipe through the honeycomb duct in, be convenient for effectively collect this part infiltration, prevent in the infiltration inflow tunnel.
3. The annular drainage device is provided with the annular drainage pipe and the water guide type back-to-back water stop belt simultaneously, so that the accumulated water behind the tunnel lining and the water seepage of the cracks of the tunnel lining can be drained to the longitudinal drainage pipe in time, and the water is discharged outside through the longitudinal drainage pipe, so that a better treatment effect is achieved on the water seepage of the tunnel.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Fig. 1 is a schematic view of the overall structure of a tunnel circumferential drainage device capable of collecting and guiding water according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a partially enlarged view of the circumferential drain pipe according to the embodiment of the present invention;
fig. 3 is a schematic structural view of a cross-sectional view of a back-attached water stop according to an embodiment of the present invention;
fig. 4 is a partial enlarged view of the back-adhered water stop according to the embodiment of the present invention.
In the figure:
1. 1-1 parts of annular drainage pipe, 1-2 parts of main pipe spring, 1-3 parts of drainage main pipe, 1-4 parts of drainage pipe and drainage pipe spring;
2. 2-1 parts of a back-attached water stop, 2-2 parts of a side flow guide pipe, 2-3 parts of a side flow guide hole, 2-4 parts of a central flow guide pipe, 2-5 parts of a central flow guide hole and flow guide ribs;
3. an access way, 4, a tunnel ground, 5, a longitudinal drain pipe, 6 and a transverse drain pipe.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
An aspect of the utility model provides a tunnel hoop drainage device that can catchment, water conservancy diversion, include:
the plurality of circumferential drainage pipes are distributed in the length direction of the tunnel, and each circumferential drainage pipe is arranged along the circumferential direction of the tunnel; the annular drainage pipe comprises a drainage main pipe and a plurality of drainage pipes, and the drainage pipes are distributed in the length direction of the drainage main pipe in a branch shape;
the back-attached water stops are all arranged at the crack of the tunnel, each back-attached water stop comprises a body and a flow guide layer, the flow guide layer is attached to the body, side flow guide pipes are arranged on two sides of the body, and a plurality of side flow guide holes are formed in the side flow guide pipes; a central guide pipe is arranged in the guide layer, and a plurality of central guide holes are formed in the central guide pipe;
the side guide pipe and the central guide pipe are both connected with a longitudinal water discharge pipe of the tunnel;
every ring direction drain pipe all is connected with the longitudinal drain pipe in tunnel.
In some embodiments, a plurality of through holes are formed in the sidewall of the upper side of the draft tube, and the through holes are distributed along the length direction of the draft tube. The through holes can drain accumulated water in the coverage range of the drainage tube into the drainage main pipe more thoroughly.
Furthermore, a plurality of drainage tubes are distributed on two sides of the main drainage tube, and the drainage tubes on the two sides are distributed in a staggered mode.
Further, the free end of the drainage tube is obliquely arranged upwards relative to the drainage main pipe.
Furthermore, the included angle between the drainage tube and the main drainage pipe is 30-60 degrees. The water flowing into the drainage tube is convenient to be drained into the main drainage pipe.
Furthermore, the included angle between the drainage tube and the main drainage pipe is 35-45 degrees.
In some embodiments, a plurality of flow guide ribs are connected between the central flow guide pipe and the side flow guide pipes, and the flow guide ribs are obliquely arranged downwards from the side flow guide pipes to the central flow guide pipe.
The arrangement of the diversion ribs can guide the surrounding rock seepage water to the central diversion pipe, and the surrounding rock seepage water flows into the central diversion pipe through the central diversion hole and is discharged outside.
Furthermore, the flow guide ribs are uniformly arranged along the length direction of the central flow guide pipe.
In some embodiments, the main drain pipe is composed of a hose and a spring, and the spring reinforces the hose.
In some embodiments, the drain tube is comprised of a hose and a spring, the spring reinforcing the hose.
The spring reinforcing structure is arranged in the hose, so that the hose can be effectively prevented from being extruded and deformed by tunnel support (primary support/secondary lining) to ensure the drainage performance of the drainage main pipe and the drainage pipe.
Examples
As shown in fig. 1 and 2, the circumferential drainage system is composed of a back-attached water stop 2 and circumferential drainage pipes 1, wherein a plurality of circumferential drainage pipes 1, such as 2, 3, 4, 5 or more, are distributed in the length direction of the tunnel, and each circumferential drainage pipe 1 is arranged along the circumferential direction of the tunnel, and the specific number is determined according to the length of the tunnel and the specific construction environment; the annular drainage pipe 1 comprises a drainage main pipe 1-2 and a plurality of drainage pipes 1-3, the number of the drainage pipes 1-3 can be 5, 10, 15, 20 and the like, the drainage pipes 1-3 are distributed in the length direction of the drainage main pipe 1-2 in a branching manner, a main pipe spring 1-1 is arranged in the drainage main pipe 1-2, and a drainage pipe spring 1-4 is arranged in the drainage pipe 1-3. The drainage tubes 1-3 are distributed at two sides of the drainage main tube 1-2, the drainage tubes 1-3 at two sides are distributed in a staggered way, the drainage tubes 1-2 are arranged obliquely upwards relative to the drainage main tube 1-2, and the included angle between the drainage tube 1-3 and the drainage main tube 1-2 is 30 degrees to 60 degrees, such as 30 degrees, 35 degrees, 40 degrees, 45 degrees, 50 degrees, 55 degrees and 60 degrees.
The back-attached water stop 2 and the main drainage pipe 1-2 are both connected with a longitudinal drainage pipe 5, the longitudinal drainage pipe 5 is also connected with a transverse drainage pipe 6, and when the longitudinal drainage pipe is fully loaded or partially blocked, accumulated water can be discharged through the transverse drainage pipe. The longitudinal drain pipe 5 and the transverse drain pipe are buried under the tunnel floor 4.
As shown in fig. 3 and 4, the number of the back-attached water stops is multiple, such as 2, 3, 4, 5 or more, the specific number is determined according to the length of the tunnel and the specific construction environment, and the back-attached water stops are all arranged at the crack of the tunnel, each back-attached water stop comprises a body and a diversion layer, the diversion layer is attached to the body, the two sides of the body are both provided with side diversion pipes 2-1, and the side diversion pipes 2-1 are provided with a plurality of side diversion holes 2-2; a central guide pipe 2-3 is arranged in the guide layer, and a plurality of central guide holes 2-4 are arranged on the central guide pipe 3-2; the lateral honeycomb duct 2-1 and the central honeycomb duct 2-3 are both connected with the longitudinal water discharge pipe 4. A guide rib 2-5 is connected between the central guide pipe 2-3 and the side guide pipe 2-1, and the guide rib 2-5 is arranged obliquely downwards.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a tunnel hoop drainage device that can catchment, water conservancy diversion which characterized in that: the method comprises the following steps:
the plurality of circumferential drainage pipes are distributed in the length direction of the tunnel, and each circumferential drainage pipe is arranged along the circumferential direction of the tunnel; the annular drainage pipe comprises a drainage main pipe and a plurality of drainage pipes, and the drainage pipes are distributed in the length direction of the drainage main pipe in a branch shape;
the back-attached water stops are all arranged at the crack of the tunnel, each back-attached water stop comprises a body and a flow guide layer, the flow guide layer is attached to the body, side flow guide pipes are arranged on two sides of the body, and a plurality of side flow guide holes are formed in the side flow guide pipes; a central guide pipe is arranged in the guide layer, and a plurality of central guide holes are formed in the central guide pipe;
the side guide pipe and the central guide pipe are both connected with a longitudinal water discharge pipe of the tunnel;
every ring direction drain pipe all is connected with the longitudinal drain pipe in tunnel.
2. The apparatus of claim 1, wherein the apparatus comprises: the lateral wall of the upper side of the drainage tube is provided with a plurality of through holes, and the through holes are distributed along the length direction of the drainage tube.
3. The apparatus of claim 1, wherein the apparatus comprises: the drainage tubes are distributed on two sides of the main drainage tube, and the drainage tubes on the two sides are distributed in a staggered mode.
4. The apparatus of claim 1, wherein the apparatus comprises: the free end of the drainage tube is obliquely arranged upwards relative to the drainage main pipe.
5. The apparatus of claim 1, wherein the apparatus comprises: the included angle between the drainage tube and the main drainage pipe is 30-60 degrees.
6. The apparatus of claim 5, wherein the water collecting and guiding device comprises: the included angle between the drainage tube and the main drainage pipe is 35-45 degrees.
7. The apparatus of claim 1, wherein the apparatus comprises: a plurality of flow guide ribs are connected between the central flow guide pipe and the side flow guide pipe, and the flow guide ribs are obliquely and downwards arranged from the side flow guide pipe to the central flow guide pipe.
8. The apparatus of claim 1, wherein the apparatus comprises: the guide ribs are uniformly arranged along the length direction of the central guide pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020203369.3U CN212250135U (en) | 2020-02-24 | 2020-02-24 | Tunnel circumferential drainage device capable of collecting water and guiding flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020203369.3U CN212250135U (en) | 2020-02-24 | 2020-02-24 | Tunnel circumferential drainage device capable of collecting water and guiding flow |
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| Publication Number | Publication Date |
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| CN212250135U true CN212250135U (en) | 2020-12-29 |
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| CN202020203369.3U Active CN212250135U (en) | 2020-02-24 | 2020-02-24 | Tunnel circumferential drainage device capable of collecting water and guiding flow |
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| CN (1) | CN212250135U (en) |
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Address after: 250031 No. 576 Wushanxi Road, Tianqiao District, Jinan City, Shandong Province Patentee after: Shandong transportation planning and Design Institute Group Co.,Ltd. Address before: 250031 No. 576 Wushanxi Road, Tianqiao District, Jinan City, Shandong Province Patentee before: Shandong transportation planning and Design Institute Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |