CN220521124U - Waterproof self-solidifying structure for railway drainage system - Google Patents
Waterproof self-solidifying structure for railway drainage system Download PDFInfo
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- CN220521124U CN220521124U CN202321928899.4U CN202321928899U CN220521124U CN 220521124 U CN220521124 U CN 220521124U CN 202321928899 U CN202321928899 U CN 202321928899U CN 220521124 U CN220521124 U CN 220521124U
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- cast
- drainage
- settlement joint
- railway
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000011065 in-situ storage Methods 0.000 claims abstract description 37
- 239000000565 sealant Substances 0.000 claims description 5
- 239000010426 asphalt Substances 0.000 claims description 4
- 239000002023 wood Substances 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 3
- 229920006327 polystyrene foam Polymers 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000004073 vulcanization Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 5
- 201000010099 disease Diseases 0.000 abstract description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 abstract description 2
- 239000011083 cement mortar Substances 0.000 description 4
- 239000003292 glue Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 210000001624 hip Anatomy 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000002984 plastic foam Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Road Paving Structures (AREA)
Abstract
The utility model provides a waterproof self-solidifying structure for a railway drainage system, which relates to the technical field of drainage and comprises a cast-in-situ drainage groove, a U-shaped plate, a water stopping piece and a cover plate, wherein the cast-in-situ drainage groove is provided with a settlement joint; the U-shaped plate is embedded at the outer side of the settlement joint; the water stop piece is embedded into the inner side of the settlement joint and comprises three expansion water stop strips, the three expansion water stop strips are bonded into a U shape, the cross section of each expansion water stop strip is trapezoid, the short bottom edge of each trapezoid faces the inner side of the cast-in-situ drainage tank, and the long side of each trapezoid is bonded with the edge of the inner side of the U-shaped plate; the cover plate is connected with the top end of the cast-in-situ drainage tank. According to the utility model, the expansion water stop strip in the settlement joint expands after being immersed in water, so that the waterproofness of the settlement joint is improved. During routine manual maintenance, the situation that whether the settlement joint has cracks, water seepage and the like can be found by observing the expansion water stop bars, so that the maintenance quality is improved, the occurrence of diseases such as drainage siltation or immersed roadbed is reduced, and the railway operation safety is improved.
Description
Technical Field
The utility model relates to the technical field of drainage, in particular to a waterproof self-fixing structure for a railway drainage system.
Background
The settlement joint structure in the common drainage scheme of new construction and reconstruction railway engineering is filled with asphalt wood plates or polystyrene plastic foam plates and then is subjected to joint plugging and plastering treatment by cement mortar. The cement mortar has the defects of easy cracking, easy falling off and the like, and the displacement and leakage of the settlement joint are easy to occur, so that the problems of sundry accumulation, roadbed water immersion and the like are caused.
Disclosure of Invention
The utility model aims to provide a waterproof self-solidifying structure for a railway drainage system, which is used for solving the problems. In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the application provides a waterproof self-solidifying structure for a railway drainage system, comprising: the cast-in-situ drainage tank is provided with a settlement joint, the top end of the cast-in-situ drainage tank is stepped, an upper step corresponds to the outer side of the settlement joint, a lower step corresponds to the inner side of the settlement joint, and the upper surface of the lower step is connected with a layer of rubber; the U-shaped plate is embedded at the outer side of the settlement joint; the water stop piece is embedded into the inner side of the settlement joint and comprises three expansion water stop strips, the three expansion water stop strips are bonded into a U shape, the cross section of each expansion water stop strip is trapezoid, the short bottom edge of each trapezoid faces the inner side of the cast-in-situ drainage tank, and the long side of each trapezoid is bonded with the edge of the inner side of the U-shaped plate; the cover plate is connected with the top end of the cast-in-situ drainage tank, and a layer of rubber is bonded on the lower surface of the cover plate in a vulcanization manner.
Furthermore, the edge of the cover plate is stepped and meshed with the top end of the cast-in-situ drainage groove in shape.
Furthermore, the width of the gap at the outer side of the settlement joint is consistent with the thickness of the U-shaped plate; the inner side section of the settlement joint is trapezoid, and the width of the inner side joint of the settlement joint is consistent with the thickness of the expansion water stop strip.
Further, drain holes are formed in the middle of the cover plate at equal intervals.
Further, the maximum length of the drain hole is smaller than the width of the in-situ casting drain groove.
Further, the drain hole comprises a round hole type and a strip type.
Further, the U-shaped plate adopts an asphalt wood plate or a polystyrene foam plastic plate.
Furthermore, the cover plate is made of stainless steel.
Furthermore, the joint of the cast-in-situ drainage groove, the U-shaped plate and the water stop piece is coated with primer and sealant.
Furthermore, the expansion water stop strip and the settlement joint are in interference fit.
The beneficial effects of the utility model are as follows:
according to the utility model, the expansion water stop bars replace cement mortar, and the expansion water stop bars in the settlement joint expand after soaking, so that the water resistance of the settlement joint is improved. During routine manual maintenance, the situation that whether the settlement joint is cracked, water seepage and the like can be found by observing the expansion water stop bars. Compared with cement mortar, the expansion water stop strip can be replaced integrally, is favorable for improving maintenance quality, reduces occurrence of diseases such as drainage siltation or immersed roadbed and the like, and improves railway operation safety.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the embodiments of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the connection of a cast-in-situ drainage channel, a cast-in-situ drainage channel and an expansion water stop strip according to the utility model;
FIG. 2 is a schematic diagram of the connection of a cast-in-situ drainage trough and a cover plate according to the present utility model;
FIG. 3 is a schematic view of a drain hole according to an embodiment of the utility model.
The marks in the figure:
1. a cast-in-situ drainage tank; 2. a U-shaped plate; 3. expansion water stop strips; 4. a cover plate; 5. a drain hole; 6. and (3) rubber.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Meanwhile, in the description of the present utility model, the terms "first", "second", and the like are used only to distinguish the description, and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 and 2, the embodiment provides a waterproof self-fixing structure for a railway drainage system, which comprises a cast-in-situ drainage tank 1, a U-shaped plate 2, a water stopping piece and a cover plate 4, wherein the cast-in-situ drainage tank 1 is provided with a settlement joint, the top end of the cast-in-situ drainage tank 1 is in a step shape, an upper step corresponds to the outer side of the settlement joint, a lower step corresponds to the inner side of the settlement joint, and the upper surface of the lower step is connected with a layer of rubber 6. The U-shaped plate 2 is embedded outside the settlement joint. The water stopping piece is embedded inside the settlement joint and comprises three expansion water stopping strips 3, the three expansion water stopping strips 3 are bonded into a U shape, the section of each expansion water stopping strip 3 is trapezoid, the short bottom edge of each trapezoid faces the inner side of the cast-in-situ drainage tank 1, and the long side of each trapezoid is bonded with the edge of the inner side of the U-shaped plate 2. The expansion water stop strip 3 absorbs water and expands, the two waists outwards form thrust to the cast-in-situ drainage groove 1, the cast-in-situ drainage groove 1 inwards applies pressure to the expansion water stop strip 3, the expansion water stop strip 3 can form a self-reinforced stress state after being expanded by water, the expansion water stop strip is not easy to fall off, and the waterproofness of a settlement joint is improved.
The cover plate 4 is connected with the top end of the cast-in-situ drainage tank 1, a layer of rubber 6 is vulcanized and bonded on the lower surface of the cover plate 4, and a large static friction force can be generated after the cover plate is contacted with the rubber 6 on the top end of the cast-in-situ drainage tank 1, so that the cover plate 4 is prevented from sliding forwards and backwards. The cover plate 4 prevents sundries from falling into the cast-in-situ drainage channel 1.
The edge of the cover plate 4 is stepped and is meshed with the top end of the cast-in-situ drainage tank 1 in shape, so that the cover plate 4 is prevented from moving left and right.
The width of the gap at the outer side of the settlement joint is consistent with the thickness of the U-shaped plate 2; the inner side section of the settlement joint is trapezoid, and the width of the inner side joint of the settlement joint is consistent with the thickness of the expansion water stop strip 3.
And drain holes 5 are formed in the middle of the cover plate 4 at equal intervals. The maximum length of the drain hole 5 is smaller than the width of the in-situ casting drain groove 1. The drain hole 5 includes a circular hole type and a long strip type. As shown in fig. 3, in this embodiment, the drain hole is rectangular.
The U-shaped plate 2 adopts an asphalt wood plate or a polystyrene foam plastic plate.
The cover plate 4 is made of stainless steel.
The joint of the cast-in-situ drainage tank 1, the U-shaped plate 2 and the water stop piece is coated with primer and sealant.
The expansion water stop strip 3 is in interference fit with the settlement joint.
The construction process comprises the following steps: placing a pouring template of a cast-in-situ drainage tank 1 on the roadbed of the dug ditch, and arranging settlement joints at complicated roadbed planes or the turning positions of the ditches, the positions of height change, load, the compressibility of the roadbed and obvious different positions of roadbed treatment; pouring the cast-in-situ drainage tank 1, removing the pouring template after the cast-in-situ drainage tank 1 is molded, and cleaning sundries in the cast-in-situ drainage tank 1 and in the settlement joint; inserting a U-shaped plate 2 into the settlement joint, coating glue on the surface of the expansion water stop strip 3, and pressing the glue into the settlement joint, wherein a gap is avoided between the U-shaped plate 2 and the expansion water stop strip 3; after the glue is dried, the joint of the settlement joint and the U-shaped plate 2 and the joint of the settlement joint and the water stopping piece are coated with primer, and after the primer is formed into a film, the settlement joint is compacted and filled with sealant.
It should be noted that, the front and back end surfaces of the pouring templates are not planes, triangular depressions are arranged on the front and back end surfaces near the inner sides, a certain gap is reserved among the plurality of pouring templates, the gap after pouring is a settlement gap, and the triangular depressions are used for installing expansion water stop strips 3 with trapezoid cross sections.
When the post maintenance is carried out, the cover plate 4 is opened, the state of the expansion water stop strip 3 is observed, if the shape of the expansion water stop strip 3 is changed, the problems that a settlement joint is likely to crack or permeate water and the like are described, the water stop piece is integrally replaced, and after replacement, the joint is coated with primer and sealant.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (10)
1. A waterproof self-fixing structure for a railway drainage system, comprising:
the cast-in-situ drainage tank (1), the cast-in-situ drainage tank (1) is provided with a settlement joint, the top end of the cast-in-situ drainage tank (1) is in a ladder shape, an upper layer of ladder corresponds to the outer side of the settlement joint, a lower layer of ladder corresponds to the inner side of the settlement joint, and the upper surface of the lower layer of ladder is connected with a layer of rubber (6);
the U-shaped plate (2) is embedded outside the settlement joint;
the water stopping piece is embedded into the inner side of the settlement joint and comprises three expansion water stopping strips (3), the three expansion water stopping strips (3) are bonded into a U shape, the cross section of each expansion water stopping strip (3) is trapezoid, the short bottom edge of each trapezoid faces the inner side of the cast-in-situ drainage groove (1), and the long side of each trapezoid is bonded with the edge of the inner side of the U-shaped plate (2);
the cover plate (4), the top of cast-in-situ drainage tank (1) is connected to cover plate (4), the vulcanization of cover plate (4) lower surface bonds there is one deck rubber (6).
2. The waterproof self-fixing structure for the railway drainage system according to claim 1, wherein the edge of the cover plate (4) is stepped and is meshed with the top end of the cast-in-situ drainage groove (1) in a shape.
3. The waterproof self-fixing structure for a railway drainage system according to claim 1, wherein the width of the gap at the outer side of the settlement joint is consistent with the thickness of the U-shaped plate (2); the inner side section of the settlement joint is trapezoid, and the width of the inner side joint of the settlement joint is consistent with the thickness of the expansion water stop strip (3).
4. The waterproof self-fixing structure for the railway drainage system according to claim 1, wherein the middle part of the cover plate (4) is provided with drainage holes (5) at equal intervals.
5. The waterproof self-fixing structure for a railway drainage system according to claim 4, wherein the maximum length of the drainage hole (5) is smaller than the width of the in-tank of the cast-in-place drainage tank (1).
6. The waterproof self-fixing structure for railway drainage system according to claim 4, characterized in that the drainage holes (5) comprise circular holes and elongated shapes.
7. The waterproof self-fixing structure for railway drainage system according to claim 1, wherein the U-shaped board (2) is made of asphalt wood board or polystyrene foam plastic board.
8. The waterproof self-fixing structure for railway drainage system according to claim 1, characterized in that the cover plate (4) is made of stainless steel material.
9. The waterproof self-fixing structure for the railway drainage system according to claim 1, wherein the joints of the cast-in-place drainage groove (1), the U-shaped plate (2) and the water stop piece are coated with primer and sealant.
10. The waterproof self-fixing structure for a railway drainage system according to claim 1, wherein the expansion water stop strip (3) is in interference fit with a settlement joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321928899.4U CN220521124U (en) | 2023-07-21 | 2023-07-21 | Waterproof self-solidifying structure for railway drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321928899.4U CN220521124U (en) | 2023-07-21 | 2023-07-21 | Waterproof self-solidifying structure for railway drainage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220521124U true CN220521124U (en) | 2024-02-23 |
Family
ID=89933204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321928899.4U Active CN220521124U (en) | 2023-07-21 | 2023-07-21 | Waterproof self-solidifying structure for railway drainage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220521124U (en) |
-
2023
- 2023-07-21 CN CN202321928899.4U patent/CN220521124U/en active Active
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