CN219753298U - Temporary plugging structure for comprehensive pipe rack construction - Google Patents
Temporary plugging structure for comprehensive pipe rack construction Download PDFInfo
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- CN219753298U CN219753298U CN202320917898.3U CN202320917898U CN219753298U CN 219753298 U CN219753298 U CN 219753298U CN 202320917898 U CN202320917898 U CN 202320917898U CN 219753298 U CN219753298 U CN 219753298U
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- utility tunnel
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- prefabricated sealing
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- 238000010276 construction Methods 0.000 title claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 57
- 239000010410 layer Substances 0.000 claims abstract description 27
- 239000011241 protective layer Substances 0.000 claims abstract description 16
- 238000005192 partition Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 239000004567 concrete Substances 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 239000011150 reinforced concrete Substances 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims 1
- 238000004078 waterproofing Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 230000003628 erosive effect Effects 0.000 abstract description 7
- 239000000945 filler Substances 0.000 abstract description 4
- 239000002689 soil Substances 0.000 abstract description 4
- 239000004795 extruded polystyrene foam Substances 0.000 description 5
- 241000276425 Xiphophorus maculatus Species 0.000 description 4
- 239000004793 Polystyrene Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- -1 heat supply Substances 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to the technical field of temporary plugging of comprehensive pipe racks, and discloses a temporary plugging structure for construction of a comprehensive pipe rack. The prefabricated sealing plates formed by splicing a plurality of plate-shaped structures are arranged, and a mortise and tenon structure is arranged at the joint of the prefabricated sealing plates and the inner wall of the main body of the comprehensive pipe rack; filling blocks with corresponding sizes and numbers into gaps between the prefabricated sealing plates and the utility tunnel main body according to the sizes of the gaps; in order to resist the lateral pressure and water erosion of backfill soil, a waterproof layer and a protective layer are arranged on the outer side surfaces of the prefabricated sealing plates and the backfill blocks. Based on mortise and tenon structure, filler and waterproof layer and protective layer, prefabricated shrouding can be quick by fixed on the inner wall of utility tunnel main part, possess construction simple, install and tear convenient characteristics open to when guaranteeing higher structural strength, still possess the ability of resisting backfill side pressure and water erosion. In addition, the plate-shaped structure of the prefabricated sealing plates can be detached one by one only by chiseling the filling blocks, and the main structure of the pipe gallery is not damaged.
Description
Technical Field
The utility model relates to the technical field of temporary plugging of utility tunnel, in particular to a temporary plugging structure for construction of a utility tunnel.
Background
The utility tunnel is a utility tunnel which integrates various engineering pipelines such as electric power, communication, fuel gas, heat supply, water supply and drainage and the like. The utility tunnel construction avoids the road frequently excavated because of laying and maintaining underground pipeline and causes influence and interference to traffic and resident trip, keeps the road appearance complete and pleasing to the eye. Meanwhile, the utility tunnel is convenient for laying, increasing and decreasing, maintaining and daily management of various pipelines. Therefore, the construction and popularization of the comprehensive pipe rack have important significance for constructing modern cities.
The utility tunnel has long construction period and wide range, and the construction is generally carried out in multiple stages or stages. The city utility tunnel is constructed in a long period, a wide range and a high cost, and is constructed in multiple stages or sections under the common condition. The construction time interval between the constructed pipe gallery and the pipe gallery to be constructed is less than several months, and more than several years. The utility tunnel is generally constructed in synchronization with the road, is basically positioned below the road, and is used for ensuring the road traffic and simultaneously eliminating the exposed risk of the foundation pit, and temporary plugging is needed to be carried out on the constructed tunnel and the area to be constructed.
Disclosure of Invention
The temporary plugging structure for the utility tunnel construction has the advantages of resisting the lateral pressure of backfill soil and water erosion due to certain strength and waterproof capability, and solving the temporary plugging problem before the utility tunnel is subjected to stage or stage implementation of earth backfill.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
the utility tunnel construction temporary plugging structure is characterized in that: comprising
The utility tunnel main body is provided with protruding parts with mortise and tenon structures on three surfaces of the inner wall of the utility tunnel main body, and the protruding parts on the three surfaces are positioned on the cross section of the same utility tunnel;
the prefabricated sealing plate is provided with concave parts with mortise and tenon structures on three surfaces matched with the inner wall of the main body of the comprehensive pipe rack, and the concave parts are matched with the convex parts; the prefabricated sealing plate consists of a plurality of independent plate-shaped structures, and convex parts and concave parts of mortise and tenon structures which are matched with each other are respectively arranged on the abutting surfaces of two adjacent plate-shaped structures;
the filling blocks are filled in the area between the utility tunnel main body without the protruding part and the prefabricated sealing plate without the recessed part; the prefabricated sealing plates and the filling blocks jointly form a plugging partition wall of the utility tunnel main body;
the waterproof layer and the protective layer are arranged on the outer side of the blocking partition wall; the waterproof layer covers the joint of the utility tunnel main body and the prefabricated sealing plate and the surface of the filling block, and the joint of the utility tunnel main body and the prefabricated sealing plate and the joint of the filling block; the protective layer is arranged on the outer side of the waterproof layer.
According to the technical scheme, mortise and tenon structures are arranged on the bottom surface and two side surfaces or the bottom surface, the side surfaces and the top surface of the inner wall of the comprehensive pipe rack main body.
According to the technical scheme, the protruding parts with mortise and tenon structures are arranged on three surfaces of the inner wall of the utility tunnel main body, and the concave parts with mortise and tenon structures are arranged on three surfaces of the prefabricated sealing plate matched with the inner wall of the utility tunnel main body; the utility tunnel is replaced by the concave parts with mortise and tenon structures on three surfaces of the inner wall of the utility tunnel main body, and the convex parts with mortise and tenon structures are arranged on three surfaces of the prefabricated sealing plate matched with the inner wall of the utility tunnel main body.
According to the technical scheme, the convex part adopts a boss structure with a circular or elliptical cross section, and the concave part adopts a groove structure with a circular or elliptical cross section.
According to the technical scheme, the sizes of the protruding parts of all mortise and tenon structures are consistent, and the sizes of the recessed parts of all mortise and tenon structures are consistent.
According to the technical scheme, the mortise and tenon structure is arranged on the bottom surface and the two side surfaces of the inner wall of the main body of the comprehensive pipe rack; the top surface and the bottom surface of the plate-shaped structures are horizontally arranged, and the joint gap between two adjacent plate-shaped structures is treated by waterproof joint filling materials; the plate-shaped structure is divided into two specifications, and comprises a plate-shaped structure with a concave part on the bottom surface and a convex part on the top surface, and a plate-shaped structure with a concave part on the bottom surface and a plane top surface; the prefabricated shrouding adopts prefabricated reinforced concrete member.
According to the technical scheme, the cross section of the utility tunnel main body is rectangular, and the plate-shaped structure is of a cuboid structure with the same size.
According to the technical scheme, a plurality of cuboid filling blocks with the same specification are arranged, and the lengths of the filling blocks are the same as the widths of the prefabricated sealing plates; the length of the filling block is distributed along the length direction of the utility tunnel main body; selecting filling blocks with corresponding specifications and quantity to fill the gaps according to the gaps between the top surfaces of the prefabricated sealing plates and the top surfaces of the main body of the comprehensive pipe rack; if the filling blocks are arranged in multiple layers, gaps between two adjacent filling blocks at the upper layer and gaps between two adjacent filling blocks at the lower layer are not on the same vertical plane.
According to the technical scheme, the filling blocks are used for filling gaps between the top surface of the prefabricated sealing plate and the top surface of the main body of the utility tunnel, and the gaps between the top surface of the prefabricated sealing plate and the top surface of the main body of the utility tunnel are replaced by cast-in-place concrete.
According to the technical scheme, the waterproof layer adopts waterproof coiled materials, and the waterproof protective layer adopts XPS plates (the extruded polystyrene foam plates are called extruded polystyrene foam plates in full, and are called extruded plates for short, and the XPS plates and the extruded polystyrene plates are called extruded polystyrene plates for short).
The utility model has the following beneficial effects:
the prefabricated sealing plates formed by splicing a plurality of plate-shaped structures are arranged, and convex parts and concave parts of the mortise and tenon structures are arranged at the joint positions of the prefabricated sealing plates and the inner wall of the utility tunnel main body; because protruding part of mortise structure only sets up on the three face of utility tunnel main part inner wall, and also be provided with the sunk part of mortise structure between the platy structure, therefore the platy structure of prefabricated shrouding can be installed on the protruding part of utility tunnel main part inner wall by the side direction that the utility tunnel main part did not set up mortise structure one by one to realize the installation operation of prefabricated shrouding in the utility tunnel main part. After the prefabricated sealing plate is installed, a certain gap exists between the prefabricated sealing plate and the side surface of the utility tunnel main body, which is not provided with the mortise and tenon structure, and filling blocks with corresponding sizes and numbers are selected to be filled into the gap according to the size of the gap, so that the utility tunnel main body is completely blocked. In addition, in order to resist the side pressure of backfill soil and water erosion, a waterproof layer and a protective layer are arranged on the outer side surfaces of the prefabricated sealing plates and the backfill blocks, so that normal operation of pipelines and facility equipment in a pipe gallery can be realized after backfill of earthwork.
Based on mortise and tenon structure, filler and waterproof layer and protective layer, prefabricated shrouding can be quick by fixed on the inner wall of utility tunnel main part, possess construction simple, install and tear convenient characteristics open to when guaranteeing higher structural strength, still possess the ability of resisting backfill side pressure and water erosion. In addition, the plate-shaped structure of the prefabricated sealing plates can be detached one by one only by chiseling the filling blocks, the detachment is convenient, the operability is high, and the main structure of the pipe gallery cannot be damaged in the detachment process.
Drawings
FIG. 1 is a schematic diagram of a construction of an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of B-B in FIG. 1;
FIG. 3 is a cross-sectional view of A-A in FIG. 1;
FIG. 4 is an enlarged view of the junction of a preformed closure plate and a utility tunnel body in accordance with an embodiment of the present utility model;
in the figure, 1, a utility tunnel main body; 2. a protruding portion; 3. prefabricating a sealing plate; 4. a recessed portion; 4-1, plate-like structure; 5. filling blocks; 6. a waterproof layer; 7. and (3) a protective layer.
Detailed Description
The utility model will now be described in detail with reference to the drawings and examples.
Referring to fig. 1 to 4, the temporary plugging structure for comprehensive pipe rack construction is provided by the utility model.
Example 1
The utility tunnel comprises a utility tunnel main body 1, wherein three surfaces of the inner wall of the utility tunnel main body are provided with protruding parts 2 with mortise and tenon structures, and the protruding parts positioned on the three surfaces are positioned on the cross section of the same utility tunnel;
the prefabricated sealing plate 3 is provided with concave parts 4 with mortise and tenon structures on three surfaces matched with the inner wall of the main body of the utility tunnel, and the concave parts are matched with the convex parts; the prefabricated sealing plate consists of a plurality of independent plate-shaped structures 4-1, and convex parts and concave parts of mortise and tenon structures which are matched with each other are respectively arranged on the joint surfaces of two adjacent plate-shaped structures;
filling blocks 5, wherein a plurality of filling blocks are filled in the area between the utility tunnel main body without the protruding part and the prefabricated sealing plate without the recessed part; the prefabricated sealing plates and the filling blocks jointly form a plugging partition wall of the utility tunnel main body;
the waterproof layer 6 and the protective layer 7 are arranged on the outer side of the blocking partition wall; the waterproof layer covers the joint of the utility tunnel main body and the prefabricated sealing plate and the surface of the filling block, and the joint of the utility tunnel main body and the prefabricated sealing plate and the joint of the filling block; the protective layer is arranged on the outer side of the waterproof layer.
In the embodiment, a prefabricated sealing plate formed by splicing a plurality of plate-shaped structures is arranged, and a convex part and a concave part of a mortise and tenon structure are arranged at the joint of the prefabricated sealing plate and the inner wall of the utility tunnel main body; because protruding part of mortise structure only sets up on the three face of utility tunnel main part inner wall, and also be provided with the sunk part of mortise structure between the platy structure, therefore the platy structure of prefabricated shrouding can be installed on the protruding part of utility tunnel main part inner wall by the side direction that the utility tunnel main part did not set up mortise structure one by one to realize the installation operation of prefabricated shrouding in the utility tunnel main part. After the prefabricated sealing plate is installed, a certain gap exists between the prefabricated sealing plate and the side surface of the utility tunnel main body, which is not provided with the mortise and tenon structure, and filling blocks with corresponding sizes and numbers are selected to be filled into the gap according to the size of the gap, so that the utility tunnel main body is completely blocked. In addition, in order to resist the side pressure of backfill soil and water erosion, a waterproof layer and a protective layer are arranged on the outer side surfaces of the prefabricated sealing plates and the backfill blocks, so that normal operation of pipelines and facility equipment in a pipe gallery can be realized after backfill of earthwork.
Based on mortise and tenon structure, filler and waterproof layer and protective layer, prefabricated shrouding can be quick by fixed on the inner wall of utility tunnel main part, possess construction simple, install and tear convenient characteristics open to when guaranteeing higher structural strength, still possess the ability of resisting backfill side pressure and water erosion. In addition, the plate-shaped structure of the prefabricated sealing plates can be detached one by one only by chiseling the filling blocks, the detachment is convenient, the operability is high, and the main structure of the pipe gallery cannot be damaged in the detachment process.
Example 2
The structure and principle of embodiment 2 are similar to those of embodiment 1, except that: the arrangement area of the protruding part of the mortise and tenon structure on the inner wall of the utility tunnel main body is provided; simultaneously, the arrangement area of the concave part of the mortise and tenon structure on the prefabricated sealing plate is also provided. The stable connection of the prefabricated sealing plates on the utility tunnel main body is ensured, and the firmness and reliability of the plugging structure are ensured.
Specifically, mortise and tenon structure establishes in utility tunnel main part inner wall bottom surface and both sides face, perhaps bottom surface, side and top surface.
Example 3
The structure and principle of embodiment 3 are similar to those of embodiment 1, except that: compared with the embodiment 1, the convex part and the concave part of the mortise and tenon structure are replaced at the arrangement positions of the utility tunnel main body and the prefabricated sealing plate, a new implementation mode is added, and the applicability of the device is improved.
The prefabricated sealing plate is provided with a concave part with a mortise and tenon structure on three surfaces matched with the inner wall of the utility tunnel main body; the utility tunnel is replaced by the concave parts with mortise and tenon structures on three surfaces of the inner wall of the utility tunnel main body, and the convex parts with mortise and tenon structures are arranged on three surfaces of the prefabricated sealing plate matched with the inner wall of the utility tunnel main body.
Example 4
The structure and principle of embodiment 4 is similar to those of embodiments 1-3, except that: in order to ensure reliable connection between utility tunnel bodies of the prefabricated sealing plates, the protruding portions adopt boss structures with circular or elliptical cross sections, and the recessed portions adopt groove structures with circular or elliptical cross sections.
Example 5
The structure and principle of embodiment 5 are similar to those of embodiment 4, except that: in order to facilitate the processing of mortise and tenon structures, the sizes of all mortise and tenon structures are unified; the protruding portions of all mortise and tenon structures are consistent in size, and the recessed portions of all mortise and tenon structures are consistent in size. In embodiments 1-4, mortise and tenon structures at different locations may be provided in different sizes, for example, one size for mortise and tenon structures between the prefabricated closure plate and the utility tunnel body, and one size for plate-like structures inside the prefabricated closure plate.
Example 6
The structure and principle of embodiment 6 are similar to those of embodiment 1, except that: a preferred plate-like structure is provided, which facilitates the processing of the plate-like structure and the assembly of the prefabricated closure plates.
Specifically, mortise and tenon structures are arranged on the bottom surface and two side surfaces of the inner wall of the comprehensive pipe rack main body; the top surface and the bottom surface of the plate-shaped structures are horizontally arranged, and the joint gap between two adjacent plate-shaped structures is treated by waterproof joint filling materials; the plate-shaped structure is divided into two specifications, and comprises a plate-shaped structure with a concave part on the bottom surface and a convex part on the top surface, and a plate-shaped structure with a concave part on the bottom surface and a plane top surface; the prefabricated sealing plate adopts prefabricated reinforced concrete members; both sides of the plate-shaped structure are provided with concave parts matched with the convex parts on the utility tunnel main body.
If the cross section of the utility tunnel main body is rectangular, the plate-shaped structure presents a cuboid structure with the same size. If the two sides of the comprehensive pipeline are arc-shaped, the plate-shaped structure presents a structure that the bottom surface is parallel to the bottom surface and the two side surfaces are arc-shaped.
Example 7
The structure and principle of embodiment 7 are similar to those of embodiment 1, except that: a preferred filler block configuration is provided to facilitate filling the area between the preformed closure plate and the utility tunnel body.
Specifically, a plurality of cuboid filling blocks with the same specification are arranged, and the lengths of the filling blocks are the same as the widths of the prefabricated sealing plates; the length of the filling block is distributed along the length direction of the utility tunnel main body; selecting filling blocks with corresponding specifications and quantity to fill the gaps according to the gaps between the top surfaces of the prefabricated sealing plates and the top surfaces of the main body of the comprehensive pipe rack; if the filling blocks are arranged in multiple layers, gaps between two adjacent filling blocks at the upper layer and gaps between two adjacent filling blocks at the lower layer are not on the same vertical plane.
Example 8
The structure and principle of embodiment 8 is similar to those of embodiments 1 to 7, except that: the filling blocks are replaced by cast-in-place concrete, the structural form of the device is increased, the use requirements under different working conditions are met, and the applicability of the device is improved. Specifically, the gap between the prefabricated shrouding top surface of filling block filling and utility tunnel main part top surface is replaced to the clearance between prefabricated shrouding top surface of cast-in-place concrete filling and utility tunnel main part top surface.
In the above examples 1 to 8, the waterproof layer was a waterproof roll, and the waterproof layer was an XPS plate. The materials of the waterproof layer and the waterproof protective layer can be replaced according to construction requirements.
The foregoing is merely illustrative of the present utility model and is not intended to limit the scope of the utility model, which is defined by the claims and their equivalents.
Claims (10)
1. The utility tunnel construction temporary plugging structure is characterized in that: comprising
The utility tunnel main body is provided with protruding parts with mortise and tenon structures on three surfaces of the inner wall of the utility tunnel main body, and the protruding parts on the three surfaces are positioned on the cross section of the same utility tunnel;
the prefabricated sealing plate is provided with concave parts with mortise and tenon structures on three surfaces matched with the inner wall of the main body of the comprehensive pipe rack, and the concave parts are matched with the convex parts; the prefabricated sealing plate consists of a plurality of independent plate-shaped structures, and convex parts and concave parts of mortise and tenon structures which are matched with each other are respectively arranged on the abutting surfaces of two adjacent plate-shaped structures;
the filling blocks are filled in the area between the utility tunnel main body without the protruding part and the prefabricated sealing plate without the recessed part; the prefabricated sealing plates and the filling blocks jointly form a plugging partition wall of the utility tunnel main body;
the waterproof layer and the protective layer are arranged on the outer side of the blocking partition wall; the waterproof layer covers the joint of the utility tunnel main body and the prefabricated sealing plate and the surface of the filling block, and the joint of the utility tunnel main body and the prefabricated sealing plate and the joint of the filling block; the protective layer is arranged on the outer side of the waterproof layer.
2. The utility tunnel construction temporary plugging structure of claim 1, wherein: mortise and tenon structure is established in utility tunnel main part inner wall bottom surface and both sides face, perhaps bottom surface, side and top surface.
3. The utility tunnel construction temporary plugging structure of claim 1, wherein: protruding parts with mortise and tenon structures are arranged on three surfaces of the inner wall of the utility tunnel main body, and recessed parts with mortise and tenon structures are arranged on three surfaces of the prefabricated sealing plate matched with the inner wall of the utility tunnel main body; the utility tunnel is replaced by the concave parts with mortise and tenon structures on three surfaces of the inner wall of the utility tunnel main body, and the convex parts with mortise and tenon structures are arranged on three surfaces of the prefabricated sealing plate matched with the inner wall of the utility tunnel main body.
4. A temporary plugging structure for utility tunnel construction according to any one of claims 1-3, wherein: the convex part adopts a boss structure with a circular or elliptical cross section, and the concave part adopts a groove structure with a circular or elliptical cross section.
5. The utility tunnel construction temporary plugging structure of claim 4, wherein: the protruding portions of all mortise and tenon structures are consistent in size, and the recessed portions of all mortise and tenon structures are consistent in size.
6. The utility tunnel construction temporary plugging structure of claim 1, wherein: the mortise and tenon structure is arranged on the bottom surface and two side surfaces of the inner wall of the utility tunnel main body; the top surface and the bottom surface of the plate-shaped structures are horizontally arranged, and the joint gap between two adjacent plate-shaped structures is treated by waterproof joint filling materials; the plate-shaped structure is divided into two specifications, and comprises a plate-shaped structure with a concave part on the bottom surface and a convex part on the top surface, and a plate-shaped structure with a concave part on the bottom surface and a plane top surface; the prefabricated shrouding adopts prefabricated reinforced concrete member.
7. The utility tunnel construction temporary plugging structure of claim 6, wherein: the cross section of utility tunnel main part is the rectangle, and platelike structure presents the cuboid structure of size the same.
8. The utility tunnel construction temporary plugging structure of claim 7, wherein: setting a plurality of cuboid filling blocks with the same specification, wherein the lengths of the filling blocks are the same as the widths of the prefabricated sealing plates; the length of the filling block is distributed along the length direction of the utility tunnel main body; selecting filling blocks with corresponding specifications and quantity to fill the gaps according to the gaps between the top surfaces of the prefabricated sealing plates and the top surfaces of the main body of the comprehensive pipe rack; if the filling blocks are arranged in multiple layers, gaps between two adjacent filling blocks at the upper layer and gaps between two adjacent filling blocks at the lower layer are not on the same vertical plane.
9. The utility tunnel construction temporary plugging structure of claim 1, wherein: and filling gaps between the top surfaces of the prefabricated sealing plates and the top surfaces of the main bodies of the utility tunnel with filling blocks, and replacing the gaps between the top surfaces of the prefabricated sealing plates and the top surfaces of the main bodies of the utility tunnel with cast-in-place concrete.
10. The utility tunnel construction temporary plugging structure of claim 1, wherein: waterproof layer adopts waterproofing membrane, and waterproof protective layer adopts XPS panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320917898.3U CN219753298U (en) | 2023-04-20 | 2023-04-20 | Temporary plugging structure for comprehensive pipe rack construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320917898.3U CN219753298U (en) | 2023-04-20 | 2023-04-20 | Temporary plugging structure for comprehensive pipe rack construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219753298U true CN219753298U (en) | 2023-09-26 |
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ID=88091740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320917898.3U Active CN219753298U (en) | 2023-04-20 | 2023-04-20 | Temporary plugging structure for comprehensive pipe rack construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219753298U (en) |
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2023
- 2023-04-20 CN CN202320917898.3U patent/CN219753298U/en active Active
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