CN218322705U - Drainage system is prevented to railway cable duct structure - Google Patents

Abstract

The utility model discloses a drainage system is prevented to railway cable duct structure, include: the capillary water-proof and drainage plates are laid at intervals along the direction of a railway line and are arranged below the cable trough structure; the water guide pipe is arranged between the adjacent capillary water-proof and drainage plates and used for guiding and draining water flow in the capillary water-proof and drainage plates, the water guide pipe is arranged below the cable trough structure, one end of the water guide pipe close to a railway is sealed, and the other end of the water guide pipe is open; and the side edge of the water guide pipe is provided with a flow guide hole for guiding water flow in the capillary water-proof and drainage plate into the water guide pipe. The utility model discloses a drain bar is prevented to the capillary and the aqueduct is mutually supported, can in time prevent the drain bar with the leading-in capillary of water of cable duct structure below, then the rethread aqueduct is arranged outward, can shorten the dwell time of rivers in the drain bar is prevented to the capillary, has improved drainage efficiency.

Description

Drainage system is prevented to railway cable duct structure

Technical Field

The utility model relates to a railway roadbed cable duct technical field, concretely relates to railway cable duct structure waterproof and drainage system.

Background

In recent years, the railway technology in China is rapidly developed, particularly for high-speed railways. In the operation process of the high-speed railway, in order to facilitate maintenance and repair of the high-speed railway and ensure operation safety, various cables are usually laid in a cable trough mode, the cable trough is used as an important infrastructure, and the cable trough carries tasks of maintaining normal power supply and communication of a line and is an artery of the high-speed railway.

At present, the cable grooves of the high-speed railway subgrade in China usually adopt the form of communication signal common grooves and power split grooves, and the cable grooves and the cover plates are prefabricated by reinforced concrete materials and are arranged on road shoulders.

However, the existing cable troughs still have some problems during service. For example: rainwater infiltrates the foundation bed through the gap to cause the cable duct to accumulate water, and the foundation bed is soaked, leads to the road bed side slope unstability scheduling problem even. Meanwhile, the existence of the cable groove can influence the drainage of the roadbed to form a water blocking effect, which causes the increase of the water content in the roadbed, thereby causing the problems of frost heaving and the like of the roadbed. In addition, the drainage holes of the cable ducts often have the problems of poor construction quality and the like, so that the subgrade bed is not drained smoothly, the subgrade bed is soaked, and the defects of subgrade grout turning, subgrade frost heaving and the like are caused.

The above diseases mainly occur in the way that the traditional gravity type filtering gravity flow drainage material mode is still mostly adopted for water prevention and drainage under the existing cable trough structure. The drainage principle is passive drainage. The drainage efficiency is low, and the easy drainage system that produces silts up to block up the inefficacy for a long time, makes soil body structure water content increase, and water pressure causes the cable duct structure to warp damaged.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to prior art not enough, the utility model provides an utilize "capillary, siphon" phenomenon to produce the initiative and inhale water and discharge function and original "big-end-up and little and crack" structure and make up the capillary drainage system technique of preventing to become silted up, traditional drainage material defect more than effectively solving.

A railway cable trough structure water drainage prevention system comprising:

the capillary water-proof and drainage plates are laid at intervals along the direction of a railway line and are arranged below the cable trough structure;

the water guide pipe is arranged between the adjacent capillary water-proof and drainage plates and used for guiding and draining water flow in the capillary water-proof and drainage plates, the water guide pipe is arranged below the cable trough structure, one end of the water guide pipe close to a railway is sealed, and the other end of the water guide pipe is open; and the side edge of the water guide pipe is provided with a flow guide hole for guiding water flow in the capillary water-proof and drainage plate into the water guide pipe.

By adopting the arrangement, the water flow below the cable trough structure can be guided and drained in time through the capillary water-drainage-preventing plate, and finally, the water flow is drained out through the water guide pipe.

In order to concentrate the drainage, the utility model discloses still including setting up in the capillary drain bar that prevents that the drain bar keeps away from railway one side and with the drain pipe of the open end intercommunication of aqueduct. The design of the drain pipe can collect water in the water guide pipe into the drain pipe, and the water is discharged to a designated position by the drain pipe, for example: inspection wells or water collection wells.

In order to connect the capillary water-proof drainage plate with the water guide pipe conveniently, water in the capillary water-proof drainage plate is led into the water guide pipe conveniently, a lapping plate used for placing the end part of the capillary water-proof drainage plate is arranged on the side edge of the water guide pipe, and the lapping plate is positioned below the flow guide hole. Adopt this design capillary to prevent drain bar tip only need place on the overlap joint board and be close to the water conservancy diversion hole can, the construction installation is also very convenient.

In order to ensure the stability of the capillary water-proof drainage plate connected with the water guide pipe, the side surface of the water guide pipe is also provided with a pressing plate positioned above the lapping plate, the flow guide hole is positioned between the pressing plate and the lapping plate, and a gap for inserting the end part of the capillary water-proof drainage plate is reserved between the pressing plate and the lapping plate. Adopt above-mentioned setting to prevent the tip of drain bar tightly through clamp plate and overlap joint board with the capillary, prevent that the capillary from preventing that the drain bar breaks away from the aqueduct to entire system's stability has been ensured.

In order to better guide water in the capillary water drain prevention panel into the water guide duct, the end of the capillary water drain prevention panel is bent downward. By adopting the arrangement, water flow in the capillary water-proof and drainage plate can naturally flow to two ends, so that the water smoothly enters the water guide pipe.

Further, the lapping plate and the pressing plate are arranged in parallel. Adopt parallel arrangement can conveniently prevent the smooth insertion between the two of drain bar with the capillary, then consolidate through screw, nail, bolt etc. and can prevent drain bar and aqueduct with the capillary completely and fix.

Further, the water guide pipe is communicated with the water discharge pipe through a two-way joint or a three-way joint.

Preferably, the utility model also comprises a capillary drainage belt connected with the aqueduct;

two fixing plates respectively positioned at two sides of the diversion hole are arranged at the side edge of the water guide pipe; the two fixing plates are arranged in parallel, and a fixing seam is reserved between the two fixing plates; one end part of the capillary drainage strip is inserted into the fixing seam and connected with the water guide pipe;

and the end part of the capillary water-proof and drainage plate is lapped on the other end of the capillary water-drainage belt.

Adopt above-mentioned setting, can be more smooth prevent during the rivers leading-in to the capillary drainage zone in the drain bar with the capillary, again by the capillary drainage zone with rivers leading-in aqueduct, thereby can effectually avoid causing blocking phenomenon to influence drainage effect because reasons such as rubble.

Specifically, the capillary water drainage board includes the platelike component, wherein one side of platelike component is equipped with a plurality of first drainage holes that follow the interval of board width direction and extend along platelike component length direction full length, and the same one side of every first drainage hole all sets up a width and is less than the first water absorption groove of first drainage hole diameter along first drainage hole length direction, and this first water absorption groove communicates each other with first drainage hole and forms the structure that the cross section is "omega" type.

Specifically, the capillary drainage belt comprises a belt-shaped component, wherein one surface of the belt-shaped component is provided with a plurality of second drainage holes which are arranged at intervals along the width direction of the plate and extend along the whole length of the belt-shaped component along the length direction of the belt-shaped component, the same side of each second drainage hole is provided with a second water absorption groove with the width smaller than the diameter of the second drainage hole along the length direction of the second drainage hole, and the second water absorption groove and the second drainage holes are communicated with each other to form a structure with an omega-shaped cross section.

Compared with the prior art, the utility model has the following advantages and characteristics:

1. the utility model discloses a drain bar is prevented to capillary and aqueduct mutually support, can in time prevent the drain bar with the leading-in capillary of water of cable duct structure below, then the rethread aqueduct is arranged outward, can shorten the dwell time of rivers in drain bar is prevented to capillary, has improved drainage efficiency.

2. The utility model discloses an interval sets up the capillary and prevents the drain bar to set up the aqueduct between adjacent capillary is prevented the drain bar, can shorten the time that rivers are detained in the cable below, has avoided because long-time ponding leads to the condition emergence that unstability slope appears in the cable duct.

3. The utility model discloses a design of drain pipe can concentrate the collection with the water in every aqueduct and handle, avoids every aqueduct to arrange outward by oneself and causes other influences.

4. The utility model discloses set up fixed plate and capillary drainage zone on the aqueduct, can let the capillary prevent that the light overlap joint of drainage plate goes up to the capillary drainage zone, realize introducing rivers in the aqueduct, improved the efficiency of construction widely.

Additional features of the invention will be set forth in part in the description which follows. Additional features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following and the accompanying drawings or may be learned from the manufacture or operation of the embodiments. The features of the present disclosure may be realized and attained by practice or use of various methods, instrumentalities and combinations of the specific embodiments described below.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. Like reference symbols in the various drawings indicate like elements. Wherein the content of the first and second substances,

fig. 1 is a schematic structural view of embodiment 1 of the present invention;

FIG. 2 is a first schematic structural view of a capillary water-proof and drainage plate and a capillary water-drainage belt of the present invention;

FIG. 3 is a schematic structural view II of a capillary water-proof and drainage plate and a capillary water-drainage belt in the present invention;

fig. 4 is a third schematic structural view of the capillary water-proof and drainage plate and the capillary water-drainage belt of the present invention;

fig. 5 is a schematic structural diagram of embodiment 2 of the present invention;

fig. 6 is a schematic structural view of embodiment 3 of the present invention;

fig. 7 is a schematic structural diagram of embodiment 4 of the present invention;

fig. 8 is a schematic cross-sectional view of the utility model arranged below the cable trough structure.

The reference numerals are explained below: 1-capillary water-proof and drainage plate, 2-water guide pipe, 3-flow guide hole, 4-water discharge pipe, 5-lapping plate, 6-pressing plate, 7-capillary drainage belt, 8-fixing plate, 9-cable groove, 10-cement mortar leveling layer and 11-gravel or gravel layer.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that if the terms "first", "second", etc. are used in the description and claims of the present invention and in the accompanying drawings, they are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances for purposes of describing the embodiments of the invention herein. Furthermore, if the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, if the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "circumferential", and the like are referred to, the directions or positional relationships indicated are based on the directions or positional relationships shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used in other meanings besides orientation or positional relationship, for example, the term "upper" may also be used in some cases to indicate a certain attaching or connecting relationship. The specific meaning of these terms in the present invention can be understood by those of ordinary skill in the art as appropriate.

Furthermore, in the present disclosure, the terms "mounted," "disposed," "provided," "connected," "sleeved," and the like should be construed broadly if they are referred to. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example 1

As shown in fig. 1-4, a water drainage system for a railway cable trough structure comprises: a capillary water-proof and drainage plate 1 and a water guide pipe 2; the capillary water-proof and drainage plates are laid at intervals along the direction of a railway line, and the water guide pipe is arranged between the adjacent capillary water-proof and drainage plates and is used for guiding and draining water flow in the capillary water-proof and drainage plates; simultaneously, the capillary water-proof drainage plate and the water guide pipe are both arranged below the cable trough structure and are mainly used for timely removing water flow below the cable trough structure and avoiding the occurrence of the risk of instability of the foundation slope.

Specifically, one end of the water guide pipe close to the railway is sealed, the other end of the water guide pipe is open, and a flow guide hole 3 for guiding water flow in the capillary water-proof drainage plate into the water guide pipe is formed in the side edge of the water guide pipe. In order to conveniently prevent drain bar tip and water conservancy diversion pore pair with the capillary when the construction, the aqueduct side is equipped with the bridging plate 5 that is used for placing the capillary and prevents the drain bar tip, and this bridging plate is located the below in water conservancy diversion hole, when installing capillary and prevent drain bar and aqueduct, the capillary is prevented the drain bar tip and is placed in the bridging plate top, then prevent the tip and the aqueduct side (being provided with water conservancy diversion pore pair department) of drain bar with the capillary and hug closely, rivers in the capillary is prevented the drain bar just can flow in the aqueduct smoothly through the water conservancy diversion hole like this.

The arrangement is adopted in the embodiment, mainly because the existing drainage plate is only a channel through which water flows, and when the drainage plate needs to be externally discharged, an inspection well or a water collecting well at a position of fifty meters needs to flow along the existing drainage plate, and then the drainage can be carried out, so that water flow below the cable trough structure exists for a long time and cannot be timely externally discharged; and this embodiment adopts the capillary to prevent that drain bar can prevent the drain bar through siphon power and capillary power with the cable duct water uptake capillary in prevent the drain bar and let it keep in the capillary prevents that drain bar mesostream is to the conduit, arranges outward through the conduit, can accomplish in time outer arranging, can effectually prevent that slope unstability from appearing in the cable duct.

Specifically, the capillary water drainage board of this embodiment includes the platelike component, wherein one side of platelike component is equipped with a plurality of first drainage holes that follow the interval of board width direction and extend along platelike component length direction full length, and the same one side of every first drainage hole all sets up a width and is less than first drainage hole diameter's first water absorption groove along first drainage hole length direction, and this first water absorption groove communicates each other with first drainage hole and forms the structure that the cross section is "omega" type. Alternatively, as shown in fig. 2, the other surface of the capillary water-proof and drainage plate may be a smooth surface, as shown in fig. 3, or a surface provided with anti-slip strips to increase friction force and prevent large displacement in the ground.

Of course, as shown in fig. 4, the other surface of the capillary waterproof and drainage plate may be provided with a drainage hole and a drainage groove forming an "Ω" shape, so that the two surfaces are provided with corresponding drainage structures at intervals, and both surfaces can conduct and drain water.

For better drainage, the tip downwarping of drain bar is prevented to the capillary, sets up like this, and the rivers that the drain bar was collected are prevented to the capillary rivers will prevent the drain bar both sides from flowing to the aqueduct that flows into better, the overlap joint board also can set up to the slope simultaneously, prevents the laminating of drain bar flexion like this with the capillary, can the overlap joint inseparabler.

It is worth to explain that when the capillary water-proof and drainage plate and the water guide pipe are buried, the horizontal position of the middle part of the capillary water-proof and drainage plate is not lower than the horizontal position of the central shaft of the water guide pipe, so that the height difference can be better realized, and the drainage effect is improved.

Example 2

As shown in fig. 5, the present embodiment is different from embodiment 1 in that a pressing plate 6 located above the bridging plate is further disposed on the lateral surface of the water guiding pipe, the flow guiding hole is located between the pressing plate and the bridging plate, and a gap for inserting the end of the capillary waterproof and drainage plate is left between the pressing plate and the bridging plate.

The pressing plate is arranged to prevent a gap generated between the capillary water-proof and drainage plate and the water guide pipe after installation from being blocked, so that the water guide hole is blocked; this embodiment sets up the clamp plate, can prevent to clip the tip of drain bar from top to bottom with the capillary through the cooperation of clamp plate and bridging plate, just can not blockked up the effect that influences the water guide between the tip of drain bar and the water conservancy diversion hole is prevented to the capillary like this.

When then specifically installing again, can be directly prevent the drain bar with the capillary and insert between clamp plate and the overlap joint board, then bury, also can prevent the drain bar with the capillary and insert the back between clamp plate and the overlap joint board, rethread screw, nail, bolt etc. prevent that the drain bar is fixed with capillary and clamp plate and overlap joint board, can further prevent to break away from between installation back capillary prevents the drain bar and the aqueduct and influence drainage effect.

Example 3

As shown in fig. 6, the present embodiment is different from embodiment 1 in that a capillary drainage strip 7 connected to a water conduit is further included, and the present embodiment is not provided with a lapping plate, but is provided with two fixing plates 8 respectively located at two sides of a diversion hole at the side of the water conduit; the two fixing plates are arranged in parallel, and a fixing seam is reserved between the two fixing plates; one end part of the capillary drainage belt is inserted into the fixing seam and connected with the water guide pipe.

This embodiment adopts this structure, can be when leaving the factory on capillary drainage strip snap-on to the aqueduct, and the fixed plate has still extended partly capillary drainage strip outward, be used for preventing the drain bar with the capillary and carry out the overlap joint, adopt such design, can be under construction fast, only need prevent the tip overlap joint of drain bar with the capillary on the capillary drainage strip, thereby the rivers of collecting on the capillary prevent the drain bar just can flow into in the capillary drainage strip and get into the aqueduct, thereby the problem of jam can not appear, the drainage efficiency has been improved widely, the risk of jam has been reduced for embodiment 1, relative embodiment 2 has improved site operation efficiency (because do not need on-the-spot prevent the drain bar with the capillary and insert between clamp plate and the overlap joint board, also need not the nail simultaneously, the bolt etc. carries out the secondary and fixes).

Specifically, the capillary drainage strip of this embodiment includes the banded component, one of them face of banded component is equipped with a plurality of second wash ports that arrange at intervals along the board width direction and extend along banded component length direction overall length, and the same side of every second wash port all sets up a width and is less than the second wash port diameter's second water absorption groove along second wash port length direction, and this second water absorption groove and second wash port communicate each other and form the structure that the cross section is "omega" type. Alternatively, as shown in fig. 2, the other surface of the capillary drainage strip may be a smooth surface, as shown in fig. 3, or a surface provided with a non-slip strip, so that the friction force with the fixing plate member is increased, thereby fixing more stably.

Of course, as shown in fig. 4, the other surface of the capillary drainage strip may be provided with drain holes and drain grooves forming an "Ω" shape, so that the corresponding drainage structures are provided at intervals on both surfaces, and both surfaces can conduct and drain water.

Example 4

As shown in fig. 7, this embodiment is different from embodiments 1 to 3 in that it further includes a drain pipe 4 provided on the side of the capillary water drain prevention panel away from the railway and communicating with the open end of the water introduction duct. The arrangement of the drain pipe can be used for carrying out centralized processing on water flow collected by the water guide pipe, so that the hidden danger and the like caused by direct discharge of the water guide pipe can be effectively avoided. The newly added drain pipe in the embodiment can be applied to any one of the embodiments 1 to 3 to form a finished system, so that effective centralized drainage can be realized, and the drainage safety of the whole device is improved.

Specifically, the drain pipe and the water guide pipe are communicated through a two-way joint or a three-way joint.

As shown in fig. 8, it is worth explaining that the utility model discloses lay in gravel or rubble layer 11 during actual construction, also be when constructing the railway route, after the road bed bottommost layer is done, will the utility model discloses install in gravel or rubble layer, the aqueduct is generally installed in the bottom on this layer, then both sides all need lay gravel or rubble, then lay the capillary water drainage board to the aqueduct both sides, lay gravel or rubble below then and lay the level, then just lay cement mortar screed 10 above gravel or rubble layer, the top of cement mortar screed is installed to last cable duct 9. The utility model discloses can in time carry out water guide and drainage to it leads to appearing the cable duct slope unstability to avoid too much unable outer arranging of cable duct structure below ponding, and the risk that collapses even takes place.

It should be noted that all of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except for mutually exclusive features and/or steps.

In addition, the above embodiments are exemplary, and those skilled in the art can devise various solutions in light of the disclosure, which are also within the scope of the disclosure and the protection scope of the present invention. It should be understood by those skilled in the art that the present specification and drawings are illustrative only and are not limiting upon the claims. The scope of the invention is defined by the claims and their equivalents.

Claims (10)

1. The utility model provides a railway cable duct structure drainage system, its characterized in that includes:

the capillary water-proof and drainage plates (1) are laid at intervals along the direction of a railway line and are arranged below the cable trough structure;

the water guide pipe (2) is arranged between the adjacent capillary water-proof and drainage plates and used for guiding and draining water flow in the capillary water-proof and drainage plates, the water guide pipe is arranged below the cable trough structure, one end, close to a railway, of the water guide pipe is sealed, and the other end of the water guide pipe is open; and a diversion hole (3) for guiding water flow in the capillary water-proof and drainage plate into the water guide pipe is formed in the side edge of the water guide pipe.

2. The railway cable trough structure waterproof and drainage system of claim 1, further comprising a drainage pipe (4) disposed on a side of the capillary waterproof and drainage plate away from the railway and communicated with the open end of the water guiding pipe.

3. The railway cable trough structure waterproof and drainage system as claimed in claim 1, wherein the water conduit is provided at its side with a bridging plate (5) for placing the end of the capillary waterproof and drainage plate, and the bridging plate is located below the diversion hole.

4. The railway cable trough structure waterproof and drainage system as claimed in claim 3, wherein the lateral surface of the water conduit is further provided with a pressing plate (6) above the bridging plate, the diversion hole is located between the pressing plate and the bridging plate, and a gap for inserting the end of the capillary waterproof and drainage plate is left between the pressing plate and the bridging plate.

5. The railway cable trough structure waterproofing and drainage system according to claim 1 wherein the ends of the capillary waterproofing plate are bent downward.

6. The railway cable trough structure waterproof and drainage system of claim 3, wherein the lap plate is arranged in parallel with the pressing plate.

7. The railway cable trough structure waterproof and drainage system of claim 2, wherein the water conduit is communicated with the drainage pipe through a two-way joint or a three-way joint.

8. The railway cable trough structure waterproof and drainage system according to claim 1, further comprising a capillary drainage strip (7) connected to the water conduit;

two fixing plates (8) respectively positioned at two sides of the diversion hole are arranged at the side edge of the water guide pipe; the two fixing plates are arranged in parallel, and a fixing seam is reserved between the two fixing plates; one end part of the capillary drainage strip is inserted into the fixing seam and connected with the water guide pipe;

and the end part of the capillary water-proof and drainage plate is lapped on the other end of the capillary water-drainage belt.

9. The railway cable trough structure waterproof and drainage system as claimed in claim 1, wherein the capillary waterproof and drainage plate comprises a plate-shaped member, one surface of the plate-shaped member is provided with a plurality of first drainage holes spaced along the width direction of the plate and extending along the length direction of the plate-shaped member, the same side of each first drainage hole is provided with a first water suction trough having a width smaller than the diameter of the first drainage hole along the length direction of the first drainage hole, and the first water suction trough and the first drainage holes are communicated with each other to form a structure having an "Ω" cross section.

10. The railway cable trough structure waterproof and drainage system of claim 8, wherein the capillary drainage strip comprises a strip-shaped member, one surface of the strip-shaped member is provided with a plurality of second drainage holes which are arranged at intervals along the width direction of the plate and extend along the whole length direction of the strip-shaped member, the same side of each second drainage hole is provided with a second water suction groove with the width smaller than the diameter of the second drainage hole along the length direction of the second drainage hole, and the second water suction groove and the second drainage holes are communicated with each other to form a structure with an omega-shaped cross section.

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