CN220284877U - Concrete pipe gallery performance improvement structure - Google Patents
Concrete pipe gallery performance improvement structure Download PDFInfo
- Publication number
- CN220284877U CN220284877U CN202321862416.5U CN202321862416U CN220284877U CN 220284877 U CN220284877 U CN 220284877U CN 202321862416 U CN202321862416 U CN 202321862416U CN 220284877 U CN220284877 U CN 220284877U
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- pipe gallery
- corner
- side wall
- plate
- support body
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- 239000004567 concrete Substances 0.000 title claims abstract description 23
- 239000002689 soil Substances 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 13
- 230000002708 enhancing effect Effects 0.000 claims description 10
- 239000011150 reinforced concrete Substances 0.000 claims description 9
- 230000002787 reinforcement Effects 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 4
- 239000004576 sand Substances 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 3
- 239000004575 stone Substances 0.000 claims description 3
- 238000004873 anchoring Methods 0.000 claims description 2
- 239000011178 precast concrete Substances 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010008 shearing Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 239000011247 coating layer Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000011372 high-strength concrete Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model relates to a concrete pipe gallery performance improving structure, which comprises: a prefabricated support body is inserted in a groove in the foundation soil at the lower part of the pipe gallery bottom plate, an expansion compacting body is poured in a cavity of the prefabricated support body, and a loose support body is filled in the foundation soil at the upper part of the prefabricated support body; and a pipe gallery side wall and a pipe gallery top plate are constructed above the pipe gallery bottom plate. The beneficial effects of the utility model are as follows: the prefabricated support body and the loose support body are arranged in the foundation soil body at the lower part of the pipe gallery bottom plate, so that the functions of transmitting and sharing upper load can be synchronously realized, and the bearing performance of the foundation soil body is improved; the corner water interception plate and the corner drainage body are arranged outside the side wall of the pipe gallery, so that the functions of intercepting a corner water seepage channel and rapidly draining water can be achieved, and corner water seepage is prevented from entering the cavity of the pipe gallery; the reinforcing buttress and the upper bearing plate are arranged at the top of the side wall of the pipe gallery, so that the pressure dispersing effect can be achieved, and the shearing stress of the joint part of the side wall of the pipe gallery and the management top plate is reduced.
Description
Technical Field
The utility model relates to the field of cast-in-situ reinforced concrete pipe gallery engineering, in particular to a concrete pipe gallery performance improving structure.
Background
In the construction engineering of sponge cities, the concrete pipe gallery is widely applied. In the pipe gallery construction process, how to improve the overall stability of the pipe gallery structure and reduce the infiltration of external water bodies is always an important point and a difficult point of engineering control.
There is a high strength concrete pipe gallery, including piping lane main part, connecting rod, connecting seat, carriage, stiffener and concrete pipe wall, through being fixed with the connecting seat that is higher than the concrete pipe wall at the both ends of piping lane main part to all install seal coil on the connecting seat, not only can be convenient for the erection joint of piping lane main part, increase the leakproofness of piping lane main part, and avoid the inside liquid of soil inside to flow into the inside of piping lane main part by adjacent two junction seat departments. But the structure is difficult to reinforce the pipe gallery structure from the aspects of improving the bearing capacity of the foundation, sharing the soil pressure on the upper part of the pipe gallery, rapidly removing the soil body on the back of the wall and the like.
In view of this, in order to improve the bearing performance of the pipe gallery structure, it is currently required to invent a concrete pipe gallery performance improving structure capable of enhancing the stability of the pipe gallery structure and improving the external waterproof performance of the pipe gallery.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a concrete pipe gallery performance improving structure.
According to the concrete pipe gallery performance improving structure, the prefabricated support body is inserted in the foundation soil body at the lower part of the pipe gallery bottom plate through grooving, an expansion compacting body is poured in a cavity of the prefabricated support body, and loose support bodies are filled in the foundation soil body at the upper part of the prefabricated support body; a pipe gallery side wall and a pipe gallery top plate are constructed above the pipe gallery bottom plate, and reinforcing piers are longitudinally arranged at intervals along the pipe gallery side wall at the top of the pipe gallery side wall; the side, away from the cavity of the pipe gallery, of the side wall of the pipe gallery is provided with a corner water interception plate and a corner drainage body along the longitudinal through length of the side wall of the pipe gallery; a wall side filling body is arranged above the corner water interception plate and the corner drainage body; the upper surfaces of the pipe gallery top plate and the reinforcing piers are provided with upper bearing plates; the upper cover layer is laid on the upper parts of the pipe gallery top plate, the wall side filling body and the external soil body.
Preferably, the prefabricated support body is made of reinforced concrete material, is in a truncated cone shape or a prismatic table shape, is inserted into foundation soil in a large-small manner, and is provided with side wall holes on the side wall.
Preferably, the loose support is a dense graded crushed stone or gravel material.
Preferably, the corner water interception plate is formed by rolling steel plates, the cross section of the corner water interception plate is L-shaped, and the corner water interception plate is distributed along the joint length of the side wall of the pipe gallery and the bottom plate of the pipe gallery.
Preferably, the corner drainage body is made of medium coarse sand or sandy soil, the outer surface of the wall side filling body is flush with the corner drainage body, and the upper surface of the wall side filling body is flush with the reinforcing buttress.
Preferably, the cross section of the reinforcement support pier is right trapezoid, is made of reinforced concrete, and is connected with the side wall of the pipe gallery through an anchoring bolt, and the upper surface of the reinforcement support pier is flush with the upper surface of the pipe gallery top plate.
Preferably, the expansion pressing body is made of water-swelling rubber.
Preferably, a corner drain pipe is laid in the corner drain body, and the corner drain pipe adopts a drain hose and is communicated with external drainage equipment.
Preferably, the upper bearing plate is a steel plate or a precast concrete plate.
The beneficial effects of the utility model are as follows:
1) The prefabricated support body and the loose support body are arranged in the foundation soil body at the lower part of the pipe gallery bottom plate, so that the functions of transmitting and sharing upper load can be synchronously realized, and the bearing performance of the foundation soil body is improved.
2) The corner water interception plate and the corner drainage body are arranged outside the side wall of the pipe gallery, so that the functions of cutting off a corner water seepage channel and rapidly draining water can be achieved, and corner water seepage is prevented from entering the cavity of the pipe gallery.
3) The reinforcing buttress and the upper bearing plate are arranged at the top of the side wall of the pipe gallery, so that the pressure dispersing effect can be achieved, and the shearing stress of the joint part of the side wall of the pipe gallery and the management top plate is reduced.
Drawings
FIG. 1 is a schematic view of a concrete piping lane performance enhancing structure.
In the figure: 1-a pipe gallery floor; 2-prefabricating a support; 2-prefabricating a support; 3-loose support; 4-side walls of pipe gallery; 5-piping lane top plate; 6-reinforcing the bracing piers; 7-corner water interception plates; 8-corner drainage body; 9-corner drain pipes; 10-wall side filler; 11-an upper bearing plate; 12-an upper cover layer; 13-expanding the compact; 14-foundation soil mass; 15-sidewall holes; 16-external soil mass.
Detailed Description
The utility model is further described below with reference to examples. The following examples are presented only to aid in the understanding of the utility model. It should be noted that it will be apparent to those skilled in the art that modifications can be made to the present utility model without departing from the principles of the utility model, and such modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
As an example, as shown in fig. 1, a concrete pipe gallery performance improving structure is provided, a prefabricated support body 2 is inserted by grooving in a foundation soil body 14 at the lower part of a pipe gallery bottom plate 1, an expansion compacting body 13 is poured into a cavity of the prefabricated support body 2, and then a loose support body 3 is filled outside the prefabricated support body 2; after the construction of the pipe gallery bottom plate 1 is completed, synchronously constructing the pipe gallery side wall 4 and the pipe gallery top plate 5 by using the support die, and longitudinally and uniformly arranging reinforcing piers 6 at intervals along the pipe gallery side wall 4 at the top of the pipe gallery side wall 4; a corner water interception plate 7 and a corner drainage body 8 are arranged on the outer side of the pipe gallery side wall 4, away from the cavity side of the pipe gallery, along the longitudinal through length of the pipe gallery side wall 4, and a corner drainage pipe 9 is paved in the corner drainage body 8; a wall side filling body 10 is arranged on the outer side of the pipe gallery side wall 4, which is away from the cavity side of the pipe gallery; an upper bearing plate 11 is arranged on the upper surfaces of the pipe gallery top plate 5 and the reinforcing piers 6; an upper covering layer 12 is laid on the pipe gallery ceiling 5, the wall-side packing 10, and the upper part of the external soil body.
The pipe gallery bottom plate 1, the pipe gallery side walls 4 and the pipe gallery top plate 5 are made of reinforced concrete materials, and the thicknesses of the reinforced concrete materials are 30cm, 20cm and 20cm respectively.
The foundation soil body 14 is cohesive soil in a hard plastic state, the prefabricated support bodies 2 are slotted and inserted in the foundation soil body 14, and the longitudinal intervals of the prefabricated support bodies 2 are 2m; the prefabricated support body 2 is made of reinforced concrete, the strength grade of the concrete is C30, the concrete is prefabricated into a round table shape, the height is 1m, the diameter of the bottom surface is 50cm, the diameter of the top surface is 30cm, and the side wall of the prefabricated support body 2 is provided with a side wall hole 15 with the diameter of 20cm.
And filling an expansion compacting body 13 in the cavity of the prefabricated support body 2, wherein the expansion compacting body 13 adopts water-swelling rubber.
The loose supporting body 3 is filled in the foundation soil 14 at the upper part of the prefabricated supporting body 2, the loose supporting body 3 adopts dense graded broken stone, and the maximum nominal grain diameter is 37.5mm.
Reinforcing piers 6 are uniformly arranged at intervals longitudinally along the pipe gallery side wall 4 at the top of the pipe gallery side wall 4; the reinforcement buttress 6 adopts reinforced concrete material, and the transversal trapezoid that is highly 30cm passes through anchor bolted connection with piping lane side wall 4, and reinforcement buttress 6 upper surface flushes with piping lane roof 5 upper surface.
The outside of the pipe gallery side wall 4 deviates from the pipe gallery cavity side and is provided with a corner water interception plate 7 and a corner drainage body 8 along the longitudinal through length of the pipe gallery side wall 4, the corner water interception plate 7 is formed by rolling a steel plate with the thickness of 2mm, the cross section is L-shaped, and the pipe gallery side wall 4 and the pipe gallery bottom plate 1 are distributed along the joint through length. The corner drainage body 8 adopts medium coarse sand with uniform grain size, the outer surface of the wall side filling body 10 is flush with the corner drainage body 8, and the upper surface of the wall side filling body 10 is flush with the reinforcing bracing pier 6.
A corner drain pipe 9 is paved in the corner drain body 8, and the corner drain pipe 9 is communicated with external drainage equipment by adopting a drain hose with the diameter of 60 mm.
The wall side filling body 10 is arranged above the corner water interception plate 7 and the corner drainage body 8, and the wall side filling body 10 adopts medium coarse sand.
An upper bearing plate 11 is arranged on the upper surfaces of the pipe gallery top plate 5 and the reinforcing piers 6, and the upper bearing plate 11 is formed by rolling a steel plate with the thickness of 10mm, and the width is 20cm.
An upper coating layer 12 was laid on the pipe gallery ceiling 5, the wall-side packing 10 and the outer soil body 16, and sandy soil was used for the upper coating layer 12, with a compaction degree of 95%.
The outer soil body 16 is clay soil.
Claims (9)
1. A concrete pipe gallery performance promotes structure, its characterized in that: a prefabricated support body (2) is inserted in a groove in a foundation soil body (14) at the lower part of the pipe gallery bottom plate (1), an expansion pressing body (13) is poured in a cavity of the prefabricated support body (2), and a loose support body (3) is filled in the foundation soil body (14) at the upper part of the prefabricated support body (2); a pipe gallery side wall (4) and a pipe gallery top plate (5) are constructed above the pipe gallery bottom plate (1), and reinforcing piers (6) are arranged at the top of the pipe gallery side wall (4) along the longitudinal interval of the pipe gallery side wall (4); a corner water interception plate (7) and a corner drainage body (8) are arranged on the side, away from the cavity of the pipe gallery, of the pipe gallery side wall (4) along the longitudinal through length of the pipe gallery side wall (4); a wall side filling body (10) is arranged above the corner water interception plate (7) and the corner drainage body (8); the upper surfaces of the pipe gallery top plate (5) and the reinforcing support piers (6) are provided with upper bearing plates (11); an upper covering layer (12) is laid on the upper parts of the pipe gallery top plate (5), the wall side filling body (10) and the external soil body (16).
2. The concrete pipe gallery performance enhancing structure of claim 1, wherein: the prefabricated support body (2) is made of reinforced concrete and is in a truncated cone shape or a prismatic table shape, the prefabricated support body (2) is inserted into a foundation soil body (14) in a large and small mode from top to bottom, and side wall holes (15) are formed in the side walls of the prefabricated support body (2).
3. The concrete pipe gallery performance enhancing structure of claim 1, wherein: the loose support body (3) is made of dense graded broken stone or gravel.
4. The concrete pipe gallery performance enhancing structure of claim 1, wherein: the corner water interception plate (7) is formed by rolling steel plates, the cross section of the corner water interception plate is L-shaped, and the corner water interception plate (7) is distributed along the joint length of the pipe gallery side wall (4) and the pipe gallery bottom plate (1).
5. The concrete pipe gallery performance enhancing structure of claim 1, wherein: the corner drainage body (8) is made of medium coarse sand or sandy soil, the outer surface of the wall side filling body (10) is flush with the corner drainage body (8), and the upper surface of the wall side filling body (10) is flush with the reinforcing support pier (6).
6. The concrete pipe gallery performance enhancing structure of claim 1, wherein: the cross section of the reinforcement support pier (6) is right trapezoid, the reinforcement support pier (6) is made of reinforced concrete, the reinforcement support pier (6) is connected with the pipe gallery side wall (4) through an anchoring bolt, and the upper surface of the reinforcement support pier (6) is flush with the upper surface of the pipe gallery top plate (5).
7. The concrete pipe gallery performance enhancing structure of claim 1, wherein: the expansion pressing body (13) is made of water-swelling rubber.
8. The concrete pipe gallery performance enhancing structure of claim 1, wherein: corner drainage pipes (9) are paved in the corner drainage bodies (8), and the corner drainage pipes (9) are communicated with external drainage equipment by adopting drainage hoses.
9. The concrete pipe gallery performance enhancing structure of claim 1, wherein: the upper bearing plate (11) adopts a steel plate or a precast concrete plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321862416.5U CN220284877U (en) | 2023-07-14 | 2023-07-14 | Concrete pipe gallery performance improvement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321862416.5U CN220284877U (en) | 2023-07-14 | 2023-07-14 | Concrete pipe gallery performance improvement structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220284877U true CN220284877U (en) | 2024-01-02 |
Family
ID=89338656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321862416.5U Active CN220284877U (en) | 2023-07-14 | 2023-07-14 | Concrete pipe gallery performance improvement structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220284877U (en) |
-
2023
- 2023-07-14 CN CN202321862416.5U patent/CN220284877U/en active Active
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