CN215565990U - Detachable shaping tunnel slip casting pipe - Google Patents
Detachable shaping tunnel slip casting pipe Download PDFInfo
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- CN215565990U CN215565990U CN202122059078.9U CN202122059078U CN215565990U CN 215565990 U CN215565990 U CN 215565990U CN 202122059078 U CN202122059078 U CN 202122059078U CN 215565990 U CN215565990 U CN 215565990U
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Abstract
The utility model provides a detachable tunnel grouting pipe. The molded tunnel grouting pipe comprises a grouting fixing pipe, a detachable steel pipe and a valve, wherein the pipe wall of the grouting fixing pipe is provided with a plurality of grout outlet holes, and one end of the grouting fixing pipe is provided with a first screw thread; the length of the detachable steel pipe is equal to or less than the thickness of the tunnel segment, one end of the detachable steel pipe is provided with a second screw thread matched with the first screw thread, and the other end of the detachable steel pipe is welded with the valve and is connected with an external grouting machine hose through the valve. After grouting is completed in a single grouting hole, the grouting fixing pipe is left in a soil body, the detachable steel pipe and the valve can be taken out, and the grouting hole in the pipe piece is plugged by high-strength grouting material, so that the grouting condition requirement of a formed tunnel can be met, and the water leakage prevention requirement of the tunnel can also be met; and its overall structure is simple, easily processing, equipment are swift, can dismantle steel pipe and valve and use many times, and effectual saving cost.
Description
Technical Field
The utility model relates to the technical field of tunnel leakage grouting tools, in particular to a detachable forming tunnel grouting pipe which is detachably and repeatedly used in repairing defects such as leakage deformation of a forming tunnel.
Background
Under the promotion of the rapid development of the economy, talent introduction policies are continuously relaxed in various major cities, the urban population is continuously increased, the urban pressure is aggravated, the urban housing construction and underground rail transit are rapidly developed in China at present, and the urban infrastructure development speed and the underground space utilization rate are continuously improved. With the improvement of living standard, urban residents have higher requirements on life quality (speed, flexibility, comfort and safety). The construction of urban rail transit facilities is accelerated and increased continuously.
Along with the development of rail transit, the operation route is more and more, and the time is more and more for a long time, has appeared different diseases gradually, spends a large amount of manpower financial resources on tunnel maintenance. At present, the common tunnel diseases are the water leakage deformation and the like, the common treatment method of the water leakage is the drilling and grouting on the pipe piece, the traditional grouting mode is that a grouting pipe is drilled and embedded on the pipe piece, after the grouting is finished, the part of the grouting pipe outside the pipe piece is cut, then the grouting pipe remained in the pipe piece is blocked, but because the hole position in the pipe piece can not be completely blocked, even if the blocking is also only the surface work, the hidden danger of the water leakage of the hole position still exists. And traditional slip casting pipe buries underground in soil body and concrete, and the part that cuts off can't reuse, causes a large amount of wastes.
Disclosure of Invention
The utility model provides a detachable tunnel forming grouting pipe used for grouting construction according to the defects of the prior art, the grouting pipe has the detachable and reusable function, has simple structure, low cost and convenient assembly, and can meet the requirements of saving cost, the grouting condition of a forming tunnel and the water leakage prevention of the tunnel.
In order to solve the problems, the utility model provides a detachable tunnel forming grouting pipe which comprises a grouting fixing pipe, a detachable steel pipe and a valve, wherein the pipe wall of the grouting fixing pipe is provided with a plurality of grout outlet holes, and one end of the grouting fixing pipe is provided with a first screw thread; the length of the detachable steel pipe is equal to or less than the thickness of the tunnel segment, one end of the detachable steel pipe is provided with a second screw thread matched with the first screw thread, and the other end of the detachable steel pipe is welded with the valve and is connected with an external grouting machine hose through the valve.
The utility model has the following excellent technical scheme: the grouting fixing pipe completely extends into a soil body at the back of the tunnel segment during grouting, and a first screw thread and a detachable steel pipe at the end part of the grouting fixing pipe are arranged in a grouting hole of the tunnel segment; after grouting is completed, the grouting fixing pipe is kept in a soil body behind the tunnel segment, and the grouting hole of the tunnel segment is plugged after the detachable steel pipe is detached through grouting material.
The utility model has the following excellent technical scheme: first screw thread is for setting up the interior screw thread at slip casting fixed pipe end portion, and the second screw thread is for setting up the outer screw thread at removable steel pipe end portion.
The utility model has the following excellent technical scheme: the valve is a grouting valve.
The utility model has the following excellent technical scheme: the grouting fixing pipe is formed by processing a galvanized steel pipe, and grout outlet holes on the pipe wall are uniformly distributed in a quincunx shape.
The utility model is formed by combining a grouting fixing pipe, a detachable steel pipe and a valve, wherein a plurality of grout outlet holes are distributed on the grouting fixing pipe in a quincunx shape, so that grout can be uniformly discharged; the detachable steel pipe is welded with the valve, so that the detachable steel pipe is prevented from being separated from the valve during detachment; the valve can effectively control the phenomena of slurry overflow and slurry explosion after grouting and reduce the cleaning work of a polluted area after grouting is finished. The grouting fixing pipe can be left in the soil body after grouting is finished, the grouting holes in the pipe pieces are plugged by high-strength impervious grouting materials, the hidden danger of water leakage is eliminated, the hidden danger of water leakage which cannot be plugged after a common cutting process is eliminated, the detachable steel pipe and the detachable valve can be repeatedly used after being detached, and the cost is greatly saved.
The utility model has simple structure, easy processing and quick assembly, can recycle part of the components and effectively saves the cost; the fixed pipe and the detachable pipe are connected through the screw thread and fixedly mounted on the detachable pipe, so that the detachable pipe and the valve can be conveniently disassembled and assembled, and the hidden danger of water leakage can be eliminated after the disassembly and assembly; in the use process, the slurry overflow and slurry explosion phenomena after grouting can be effectively controlled, the slurry is not wasted, the pollution area after grouting is reduced, the water leakage requirement of the tunnel is met, the cleanness and tidiness requirement in the tunnel is met, the grouting pipe is recycled, and the cost for purchasing a large amount of traditional grouting pipes is saved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view showing the construction of a grouting fixing pipe according to the present invention;
fig. 3 is a schematic structural view of a detachable steel pipe according to the present invention.
In the figure: 1-slurry outlet, 2-grouting fixed pipe, 3-first screw thread, 4-second screw thread, 5-detachable steel pipe, 6-valve, 7-external hose.
Detailed Description
Detailed description of the preferred embodiment
The utility model is further illustrated by the following figures and examples. Fig. 1 to 3 are drawings of embodiments, which are drawn in a simplified manner and are only used for the purpose of clearly and concisely illustrating the embodiments of the present invention. The following claims presented in the drawings are specific to embodiments of the utility model and are not intended to limit the scope of the claimed invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships that the products of the present invention are conventionally placed in use, or the orientations or positional relationships that are conventionally understood by those skilled in the art, and are used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
The embodiment provides a simple detachable type formed tunnel grouting pipe, as shown in fig. 1 to 3, the formed tunnel grouting pipe comprises a grouting fixing pipe 2, a detachable steel pipe 5 and a valve 6, the grouting fixing pipe 2 is formed by processing galvanized steel pipes, grouting holes 1 are uniformly distributed on the pipe wall in a quincunx shape, a first screw thread 3 is arranged at one end of the grouting fixing pipe 2, and the first screw thread 3 is an inner screw thread arranged at the end part of the grouting fixing pipe 2; the detachable steel pipe 5 is not provided with a grout outlet, the length of the detachable steel pipe is controlled in the thickness of the tunnel segment, one end of the detachable steel pipe 5 is provided with a second screw thread 4 matched with the first screw thread 3, the second screw thread 4 is an outer screw thread arranged at the end part of the detachable steel pipe 5, the other end of the detachable steel pipe 5 is welded with a valve 6, and the other end of the detachable steel pipe is connected with an external grouting machine hose 7 through the valve 6. The grouting fixing pipe 2 completely extends into a soil body at the back of the tunnel segment during grouting, and a first screw thread 3 and a detachable steel pipe 5 at the end part of the grouting fixing pipe are arranged in a grouting hole of the tunnel segment; after grouting is completed, the grouting fixing pipe 2 is left in a soil body behind the tunnel segment, and the grouting hole of the tunnel segment is blocked after the detachable steel pipe 5 is detached through grouting material.
Before the grouting device is used, holes are drilled on a tunnel pipe sheet, the grouting fixing pipe 2, the detachable steel pipe 5 and the valve 6 are butted in advance, after the installation and the fixation are finished, the valve 6 is connected with the hose 7 of an external grouting machine, the valve 6 is opened, then grouting construction is carried out, and after the grouting is finished, the valve 6 is closed. And after the grouting of the grouting pipe is finished for 24 hours, the detachable steel pipe 5 and the valve 6 are taken out, the grouting fixing pipe 2 is left on the soil body, the grouting holes in the tunnel segment are plugged by high-strength anti-seepage grouting materials, the hidden danger of water seepage which cannot be plugged after cutting by a common process is eliminated, and at the moment, grouting of a single grouting hole is finished. The taken-out detachable steel pipe 5 and the valve 6 can be reused.
The above description is only one embodiment of the present invention, and the description is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (5)
1. The utility model provides a detachable shaping tunnel slip casting pipe which characterized in that: the molded tunnel grouting pipe comprises a grouting fixing pipe (2), a detachable steel pipe (5) and a valve (6), wherein the pipe wall of the grouting fixing pipe (2) is provided with a plurality of grout outlet holes (1), and one end of the grouting fixing pipe (2) is provided with a first screw thread (3); the length of dismantling steel pipe (5) equals or is less than tunnel segment thickness, can dismantle steel pipe (5) wherein one end be equipped with first screw thread (3) assorted second screw thread (4), the other end and valve (6) welding to be connected with outside slip casting machine hose (7) through valve (6).
2. The detachable forming tunnel slip casting pipe of claim 1, wherein: the grouting fixing pipe (2) completely extends into a soil body at the back of the tunnel segment during grouting, and a first screw thread (3) and a detachable steel pipe (5) at the end part of the grouting fixing pipe are arranged in a grouting hole of the tunnel segment; after grouting is completed, the grouting fixing pipe (2) is kept in a soil body behind the tunnel segment, and the grouting hole of the tunnel segment is plugged after the detachable steel pipe (5) is detached through grouting material.
3. The detachable forming tunnel slip casting pipe of claim 1, wherein: the first screw thread (3) is an inner screw thread arranged at the end part of the grouting fixing pipe (2), and the second screw thread (4) is an outer screw thread arranged at the end part of the detachable steel pipe (5).
4. The detachable forming tunnel slip casting pipe of claim 1, wherein: the valve (6) is a grouting valve.
5. The detachable forming tunnel slip casting pipe of claim 1, wherein: the grouting fixing pipe (2) is formed by processing a galvanized steel pipe, and grout outlet holes (1) on the pipe wall are uniformly distributed in a quincunx shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122059078.9U CN215565990U (en) | 2021-08-28 | 2021-08-28 | Detachable shaping tunnel slip casting pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122059078.9U CN215565990U (en) | 2021-08-28 | 2021-08-28 | Detachable shaping tunnel slip casting pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215565990U true CN215565990U (en) | 2022-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122059078.9U Active CN215565990U (en) | 2021-08-28 | 2021-08-28 | Detachable shaping tunnel slip casting pipe |
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| CN (1) | CN215565990U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704692A (en) * | 2022-04-13 | 2022-07-05 | 安徽马钢矿业资源集团姑山矿业有限公司 | Recoverable shallow hole grouting orifice pipe |
-
2021
- 2021-08-28 CN CN202122059078.9U patent/CN215565990U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704692A (en) * | 2022-04-13 | 2022-07-05 | 安徽马钢矿业资源集团姑山矿业有限公司 | Recoverable shallow hole grouting orifice pipe |
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