CN111719344A - Ballast bed water-proof and drainage structure - Google Patents
Ballast bed water-proof and drainage structure Download PDFInfo
- Publication number
- CN111719344A CN111719344A CN202010613979.5A CN202010613979A CN111719344A CN 111719344 A CN111719344 A CN 111719344A CN 202010613979 A CN202010613979 A CN 202010613979A CN 111719344 A CN111719344 A CN 111719344A
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- Prior art keywords
- pipe
- water seepage
- tunnel
- infiltration
- water
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B1/00—Ballastway; Other means for supporting the sleepers or the track; Drainage of the ballastway
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B1/00—Ballastway; Other means for supporting the sleepers or the track; Drainage of the ballastway
- E01B1/008—Drainage of track
Abstract
The invention relates to a ballast bed water-proof and drainage structure. The ballast bed water-proof and drainage structure comprises a tunnel pipe body, a filling layer, a track ballast bed, a first water seepage pipe and a second water seepage pipe. Be equipped with first infiltration pipe and a plurality of second infiltration pipe between the inner wall of filling layer and tunnel body, first infiltration pipe is along the longitudinal extension of tunnel body, and the second infiltration pipe matches along the transversal arrangement of tunnel body and with the interior bottom of tunnel body, and a plurality of second infiltration pipes all communicate with first infiltration pipe, and a plurality of second infiltration pipes set up the both sides at first infiltration pipe along longitudinal arrangement. According to the track bed water seepage prevention and drainage structure provided by the invention, the water seepage grids are formed below the track bed by the first water seepage pipe and the second water seepage pipe, so that water seepage below the track bed can seep into the water seepage pipes in time and then is discharged through the water seepage pipes, and thus the deformation hazard of the water seepage to the track bed can be effectively reduced.
Description
Technical Field
The invention relates to the technical field of tunnel engineering construction, in particular to a ballast bed water-proof and drainage structure.
Background
With the acceleration of the modernization process and the infrastructure construction, more and more cities begin to construct urban rail transit, and underground spaces are developed and utilized gradually, and the waterproof and drainage technology of the related underground structure is greatly improved in recent years, and meanwhile, a plurality of problems and hidden dangers are exposed. Due to the rapid construction rhythm, people are free of time summarization and time adjustment on various aspects such as design, construction, management and the like. The problems of poor structural compactness and impermeability, cracking, leakage and the like occur in part of tunnels and underground engineering. Therefore, all the construction parties need to combine the engineering construction condition under the current large environment, strengthen the monitoring of the design, construction and other links, and pertinently improve and optimize the design on the basis of further coordination and cooperation of the structure and the waterproof drainage.
At present, although a subway tunnel is designed to be completely waterproof, various geological conditions and emergency situations are inevitable in actual construction, and therefore the water leakage phenomenon occurs. Particularly, when leakage occurs in the subway operation period, the leakage water is gathered below the track bed, and when certain pressure is accumulated, the track bed can be lifted, the speed limit of subway operation is limited, and safety accidents can be caused seriously. Therefore, it is necessary to design a special ballast bed waterproof and drainage structure to solve the above problems.
Disclosure of Invention
One object of the present invention is to provide a ballast bed waterproof and drainage structure, which can drain the leakage water below the track ballast bed, effectively reduce the deformation hazard of the leakage water to the track ballast bed, and ensure the operation safety of the subway.
In order to achieve the purpose, the invention adopts the following technical scheme:
a ballast bed waterproof and drainage structure comprising: the tunnel pipe body is annular; the filling layer is arranged at the inner bottom of the tunnel pipe body; the track bed is arranged on the filling layer;
the filling layer with be equipped with at least one first infiltration pipe and a plurality of second infiltration pipe between the inner wall of tunnel body, first infiltration pipe is followed the longitudinal extension of tunnel body, the second infiltration pipe is followed the transverse arrangement of tunnel body and with the interior bottom matching of tunnel body, it is a plurality of the second infiltration pipe all with first infiltration pipe intercommunication, it is a plurality of the second infiltration pipe is followed longitudinal arrangement sets up the both sides of first infiltration pipe.
Further, the first water seepage pipe and/or the second water seepage pipe are made of water seepage concrete.
Furthermore, a first positioning groove extending along the longitudinal direction is formed in the inner wall of the tunnel pipe body, and the first water seepage pipe is installed in the first positioning groove; and/or
The inner wall of the tunnel pipe body is provided with a second positioning groove which is arranged transversely along the tunnel pipe body and matched with the inner bottom of the tunnel pipe body, and the second water seepage pipe is arranged in the second positioning groove.
Furthermore, the cross-sectional area of the inner cavity of the first water seepage pipe is larger than that of the inner cavity of the second water seepage pipe.
Further, the first water seepage pipe is located at the bottommost part of the tunnel pipe body.
Furthermore, it is a plurality of first infiltration pipe is followed the central hoop interval arrangement of tunnel body, every the both sides of first infiltration pipe are all arranged and are provided with a plurality ofly the second infiltration pipe, and adjacent two share between the first infiltration pipe the second infiltration pipe.
Furthermore, one of the first water seepage pipes is located at the bottommost part of the tunnel pipe body, and the rest first water seepage pipes are symmetrically arranged on two sides of the first water seepage pipe at the bottommost part.
The invention provides a ballast bed water-proof and drainage structure, which has the following beneficial effects compared with the prior art:
according to the ballast bed water-proof and drainage structure provided by the invention, the first water seepage pipe extending along the longitudinal direction of the tunnel pipe body and the second water seepage pipe which is transversely arranged along the tunnel pipe body and matched with the inner bottom of the tunnel pipe body are arranged between the filling layer and the inner wall of the tunnel pipe body, and the plurality of second water seepage pipes are longitudinally arranged on two sides of the first water seepage pipe, so that a water seepage grid is formed below the track ballast bed, the leakage water below the track ballast bed can seep into the adjacent first water seepage pipe or the adjacent second water seepage pipe in time and then is discharged through the first water seepage pipe and the second water seepage pipe, the deformation hazard of the leakage water to the track ballast bed can be effectively reduced, the operation running of a subway at normal speed can be ensured, and the operation safety of the subway can be ensured.
Drawings
FIG. 1 is a sectional view of a ballast bed drainage preventing structure of the present invention;
FIG. 2 is a cross-sectional view of the tunnel tube of the present invention;
FIG. 3 is a plan view showing an arrangement of first and second water-permeating tubes according to the present invention;
FIG. 4 is a sectional view of the ballast bed drainage preventing structure of the present invention;
fig. 5 is a plan view of the arrangement of the first and second water penetration pipes according to the present invention.
In the figure: 1-tunnel tube body; 11-a first positioning groove; 12-a second positioning groove; 2-a first water seepage pipe; 3-a second water seepage pipe; 4-a filling layer; 5-track bed.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
First embodiment of the ballast bed waterproof and drainage structure of the present invention, as shown in fig. 1 and 2, the present embodiment provides a ballast bed waterproof and drainage structure, which includes a tunnel pipe body 1, a filling layer 4, a track ballast bed 5, a first water seepage pipe 2 and a second water seepage pipe 3. Wherein, tunnel body 1 is the ring shape. The filling layer 4 is arranged at the inner bottom of the tunnel pipe body 1, and the filling layer 4 is formed by pouring concrete. The track bed 5 is disposed on the packed layer 4. Be equipped with at least one first infiltration pipe 2 and a plurality of second infiltration pipe 3 between the inner wall of filling layer 4 and tunnel body 1, first infiltration pipe 2 is along the longitudinal extension of tunnel body 1, second infiltration pipe 3 along the transversal arrangement of tunnel body 1 and with the interior bottom match of tunnel body 1, a plurality of second infiltration pipes 3 all communicate with first infiltration pipe 2, a plurality of second infiltration pipes 3 set up the both sides at first infiltration pipe 2 along longitudinal arrangement.
The utility model provides a drainage structures is prevented to ballast bed, through set up the first infiltration pipe 2 along the longitudinal extension of tunnel body 1 and along the transversal arrangement of tunnel body 1 and the second infiltration pipe 3 that matches with the interior bottom of tunnel body 1 between the inner wall of filling layer 4 and tunnel body 1, and make a plurality of second infiltration pipes 3 set up the both sides at first infiltration pipe 2 along longitudinal arrangement, thereby the infiltration net has been formed to the below at track ballast 5, the infiltration water that makes track ballast 5 below can infiltrate in time in adjacent first infiltration pipe 2 or second infiltration pipe 3, then discharge through first infiltration pipe 2 and second infiltration pipe 3, thereby can effectively reduce the deformation harm that the infiltration water produced track ballast 5, guarantee the subway can operate under normal speed and travel, the operation safety of subway is ensured.
Further, a plurality of second water seepage pipes 3 are symmetrically arranged on both sides of the first water seepage pipe 2 along the longitudinal direction.
In this embodiment, the first water seepage pipe 2 is located at the bottom of the tunnel pipe body 1, so that the water seepage in the second water seepage pipe 3 can smoothly and rapidly flow together into the first water seepage pipe 2, and then is uniformly pumped out of the tunnel by the first water seepage pipe 2. Namely, the second water seepage pipe 3 is used as a water seepage branch pipe, the first water seepage pipe 2 is used as a water seepage main pipe, and seepage water can be gathered into the water seepage main pipe through the water seepage branch pipe and then is discharged by a water seepage main pipe pump.
In order to further enable the leakage water in the second water seepage pipe 3 to smoothly and rapidly converge to the first water seepage pipe 2, the cross-sectional area of the inner cavity of the first water seepage pipe 2 is larger than that of the inner cavity of the second water seepage pipe 3.
Alternatively, the first and second water-permeating pipes 2 and 3 of the present embodiment are each made of water-permeating concrete. The first water seepage pipe 2 and the second water seepage pipe 3 are made of water seepage concrete, so that the first water seepage pipe 2 and the second water seepage pipe 3 have good water seepage performance and good structural strength.
As shown in fig. 3, a first positioning groove 11 extending in a longitudinal direction is formed on an inner wall of the tunnel tube body 1, and the first water seepage tube 2 is installed in the first positioning groove 11. Through setting up first constant head tank 11, be favorable to guaranteeing the accuracy nature of first infiltration pipe 2 mounted position, improve the installation rate of first infiltration pipe 2, be favorable to guaranteeing the positional stability after first infiltration pipe 2 installs simultaneously.
As shown in fig. 3, a second positioning groove 12 is provided on the inner wall of the tunnel tube body 1, which is arranged along the transverse direction of the tunnel tube body 1 and matches with the inner bottom of the tunnel tube body 1, and the second water seepage tube 3 is installed in the second positioning groove 12. Similarly, through setting up second constant head tank 12, be favorable to guaranteeing the accuracy nature of second constant head tank 12 mounted position, improve the installation rate of second constant head tank 12, be favorable to guaranteeing the position stability after second constant head tank 12 installs simultaneously.
The tunnel body 1 that this embodiment provided is formed along hoop and vertical concatenation by a plurality of shield structures section of jurisdiction, and first infiltration pipe 2 is located outside the vertical concatenation seam of shield structure section of jurisdiction, and second infiltration pipe 3 is located outside the hoop concatenation seam of shield structure section of jurisdiction, and the vertical concatenation seam of shield structure section of jurisdiction is kept away from to first infiltration pipe 2 promptly, and the hoop concatenation seam of shield structure section of jurisdiction is kept away from to second infiltration pipe 3 to avoid the concatenation seam to cause the influence to the structural strength of first infiltration pipe 2 and second infiltration pipe 3. Specifically, in the present embodiment, the shield segments are made of reinforced concrete.
In this embodiment, the splicing seam of the shield segment is provided with a sealing structure. Optionally, the sealing structure includes an elastomeric gasket, a water-swellable rubber strip, and/or caulking.
The second embodiment of the ballast bed waterproof and drainage structure of the invention is different from the first embodiment in the arrangement mode and the number of the first water seepage pipes 2 and the second water seepage pipes 3, and the arrangement mode and the number of the corresponding first positioning grooves 11 and the second positioning grooves 12 are different.
As shown in fig. 4 and 5, the plurality of first water seepage pipes 2 are arranged at intervals along the central ring direction of the tunnel pipe body 1, a plurality of second water seepage pipes 3 are arranged on both sides of each first water seepage pipe 2, and the second water seepage pipes 3 are shared between two adjacent first water seepage pipes 2. According to the actual waterproof and drainage requirement, the circumferential arrangement quantity of the first water seepage pipes 2 can be increased, and meanwhile, the quantity of the second water seepage pipes 3 is correspondingly increased, so that the water seepage grids are denser.
Further, one of a plurality of first infiltration pipe 2 is located the bottommost of tunnel body 1, and remaining first infiltration pipe 2 symmetry sets up the both sides at the first infiltration pipe 2 of bottommost.
Specifically, the three first water seepage pipes 2 are arranged along the central ring direction of the tunnel pipe body 1 at equal intervals. One of the three first water seepage pipes 2 is positioned at the bottommost part of the tunnel pipe body 1, and the rest two first water seepage pipes 2 are symmetrically arranged at two sides of the first water seepage pipe 2 at the bottommost part.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (7)
1. A ballast bed waterproof and drainage structure, comprising: the tunnel pipe body is annular; the filling layer is arranged at the inner bottom of the tunnel pipe body; the track bed is arranged on the filling layer;
the filling layer with be equipped with at least one first infiltration pipe and a plurality of second infiltration pipe between the inner wall of tunnel body, first infiltration pipe is followed the longitudinal extension of tunnel body, the second infiltration pipe is followed the transverse arrangement of tunnel body and with the interior bottom matching of tunnel body, it is a plurality of the second infiltration pipe all with first infiltration pipe intercommunication, it is a plurality of the second infiltration pipe is followed longitudinal arrangement sets up the both sides of first infiltration pipe.
2. The ballast bed waterproof and drainage structure according to claim 1, wherein the first and/or second water permeating tube is made of water permeable concrete.
3. The ballast bed waterproof and drainage structure according to claim 1, wherein a first positioning groove extending in the longitudinal direction is provided on an inner wall of the tunnel pipe body, and the first water seepage pipe is installed in the first positioning groove; and/or
The inner wall of the tunnel pipe body is provided with a second positioning groove which is arranged transversely along the tunnel pipe body and matched with the inner bottom of the tunnel pipe body, and the second water seepage pipe is arranged in the second positioning groove.
4. The ballast bed drainage preventing structure according to claim 1, wherein a cross-sectional area of the first weep pipe cavity is larger than a cross-sectional area of the second weep pipe cavity.
5. The ballast bed waterproof and drainage structure according to claim 1, wherein said first infiltration pipe is located at the lowermost portion of said tunnel pipe body.
6. The ballast bed waterproof and drainage structure according to claim 1, wherein a plurality of the first water seepage pipes are arranged at intervals along a central circumferential direction of the tunnel pipe body, a plurality of the second water seepage pipes are arranged on both sides of each first water seepage pipe, and the second water seepage pipes are shared between two adjacent first water seepage pipes.
7. The ballast bed waterproof and drainage structure according to claim 6, wherein one of the first water seepage pipes is located at the bottommost portion of the tunnel pipe body, and the rest of the first water seepage pipes are symmetrically arranged at two sides of the bottommost portion of the first water seepage pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010613979.5A CN111719344A (en) | 2020-06-30 | 2020-06-30 | Ballast bed water-proof and drainage structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010613979.5A CN111719344A (en) | 2020-06-30 | 2020-06-30 | Ballast bed water-proof and drainage structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111719344A true CN111719344A (en) | 2020-09-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010613979.5A Withdrawn CN111719344A (en) | 2020-06-30 | 2020-06-30 | Ballast bed water-proof and drainage structure |
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| Country | Link |
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| CN (1) | CN111719344A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794782A (en) * | 2020-07-08 | 2020-10-20 | 广州地铁设计研究院股份有限公司 | Tunnel track ballast bed water-drainage preventing structure and construction method thereof |
| CN112963171A (en) * | 2021-03-22 | 2021-06-15 | 东南大学 | Inverted arch position is with section of jurisdiction of preventing ballast bed vacuity ponding |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000145392A (en) * | 1998-11-04 | 2000-05-26 | Fujimori Sangyo Kk | Tunnel execution method |
| CN101538825A (en) * | 2009-04-23 | 2009-09-23 | 王铁桥 | Construction method for preventing water seepage of expansion joint of concrete pavement by adopting water guide blind ditch |
| CN204572015U (en) * | 2015-04-15 | 2015-08-19 | 西安科技大学 | A kind of tunnel shunting combined type waterproof and water drainage system |
| CN107387119A (en) * | 2017-07-07 | 2017-11-24 | 中国铁道科学研究院铁道建筑研究所 | Prefabricated assembled tunnel inverted arch, tunnel structure and its construction method |
| CN207062650U (en) * | 2017-05-27 | 2018-03-02 | 广州地铁设计研究院有限公司 | A kind of vibration damping floating plate ballast bed structure that limit location is invaded suitable for shield |
| CN108533317A (en) * | 2018-05-07 | 2018-09-14 | 中铁工程设计咨询集团有限公司 | A kind of tunnel bottom discharge structure |
| CN208203348U (en) * | 2018-03-07 | 2018-12-07 | 广州地铁设计研究院有限公司 | A kind of drainage pumping plant of shield tunnel |
| CN109441535A (en) * | 2018-11-09 | 2019-03-08 | 中国十七冶集团有限公司 | A kind of tunnel waterproof and water drainage system and its construction method |
| CN110513130A (en) * | 2019-09-27 | 2019-11-29 | 长安大学 | A kind of tunnel waterproof and water drainage system |
-
2020
- 2020-06-30 CN CN202010613979.5A patent/CN111719344A/en not_active Withdrawn
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000145392A (en) * | 1998-11-04 | 2000-05-26 | Fujimori Sangyo Kk | Tunnel execution method |
| CN101538825A (en) * | 2009-04-23 | 2009-09-23 | 王铁桥 | Construction method for preventing water seepage of expansion joint of concrete pavement by adopting water guide blind ditch |
| CN204572015U (en) * | 2015-04-15 | 2015-08-19 | 西安科技大学 | A kind of tunnel shunting combined type waterproof and water drainage system |
| CN207062650U (en) * | 2017-05-27 | 2018-03-02 | 广州地铁设计研究院有限公司 | A kind of vibration damping floating plate ballast bed structure that limit location is invaded suitable for shield |
| CN107387119A (en) * | 2017-07-07 | 2017-11-24 | 中国铁道科学研究院铁道建筑研究所 | Prefabricated assembled tunnel inverted arch, tunnel structure and its construction method |
| CN208203348U (en) * | 2018-03-07 | 2018-12-07 | 广州地铁设计研究院有限公司 | A kind of drainage pumping plant of shield tunnel |
| CN108533317A (en) * | 2018-05-07 | 2018-09-14 | 中铁工程设计咨询集团有限公司 | A kind of tunnel bottom discharge structure |
| CN109441535A (en) * | 2018-11-09 | 2019-03-08 | 中国十七冶集团有限公司 | A kind of tunnel waterproof and water drainage system and its construction method |
| CN110513130A (en) * | 2019-09-27 | 2019-11-29 | 长安大学 | A kind of tunnel waterproof and water drainage system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794782A (en) * | 2020-07-08 | 2020-10-20 | 广州地铁设计研究院股份有限公司 | Tunnel track ballast bed water-drainage preventing structure and construction method thereof |
| CN112963171A (en) * | 2021-03-22 | 2021-06-15 | 东南大学 | Inverted arch position is with section of jurisdiction of preventing ballast bed vacuity ponding |
| CN112963171B (en) * | 2021-03-22 | 2023-08-29 | 东南大学 | Segment for preventing ballast bed from emptying and accumulating water at inverted arch position |
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Application publication date: 20200929 |