CN215518439U

CN215518439U - Railway roadbed drainage system for closed karst depression

Info

Publication number: CN215518439U
Application number: CN202120954356.4U
Authority: CN
Inventors: 陈磊; 王莉
Original assignee: Guangzhou Public Utilities Planning And Design Institute Co ltd
Current assignee: Guangzhou Urban Construction Planning And Design Institute Co ltd
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2022-01-14
Anticipated expiration: 2031-05-07

Abstract

The utility model discloses a roadbed drainage system for a closed karst depression railway, which comprises a roadbed, wherein the top end of the roadbed is connected with a first end cover through a clamping groove, the bottom end of the first end cover is connected with a second end cover through a clamping groove, the surfaces of the first end cover and the second end cover are respectively provided with a first through hole, the positions of the first end cover and the second end cover, which are different from the first through hole, are provided with a second through hole, the lower part of the second through hole is provided with a lug, the bottom end of the second end cover is provided with a sewer pipeline, the inner wall of the sewer pipeline is provided with a sliding seat, the device can improve the bearing capacity of the device through the arrangement of the first end cover, the second end cover, the first through hole, the second through hole, the sliding seat, an electric push rod and an air cylinder, ensure the running safety of the railway, and simultaneously adjust the drainage condition of the roadbed according to the rainfall, the rainwater is prevented from being accumulated, the drainage efficiency is improved, the soaking of the rainwater on the roadbed is reduced, and the service life of the roadbed is prolonged to a certain extent.

Description

Railway roadbed drainage system for closed karst depression

Technical Field

The utility model relates to the technical field of roadbed drainage, in particular to a railway roadbed drainage system for a closed karst depression.

Background

The railway is developed vigorously from the development of reform, the demand of railway passenger transportation and freight transportation is rapidly increased for a long time, and the requirement on the quality of railway transportation service is continuously improved along with the continuous improvement of the living standard of people. China is vast in breadth, many complex geological structures can be encountered in the process of building a lengthy railway line in China, and the application of scientific means to solve the problems in the railway construction process is an important means for ensuring the railway operation safety.

The railway subgrade is provided with a complete and smooth drainage system, the drainage design of the railway subgrade quickly drains out the ground water retained in the subgrade range, otherwise, the smooth drainage can directly endanger the railway operation safety, the existing karst depression railway subgrade drainage system can be provided with a certain cover plate or a certain base top to cover the subgrade to a certain degree, but the drainage of the subgrade is influenced and blocked to a certain degree, the water cannot be drained in time when the rainwater is large, the railway subgrade ground is low, so that the rainwater is accumulated to soak the subgrade, the service life of the subgrade is influenced, the foundation for constructing a route is damaged, and the existing railway subgrade drainage system can not recycle some rainwater due to the influence of the environments such as landforms, and the collected rainwater is wasted for some places needing water utilization on the railway side, the system of drainage can not carry out certain filtration to some rainwater that have impurity, and the feature of environmental protection is relatively poor, can not be fine satisfy the demand of market development and the demand of user railway construction, and the technique is comparatively laggard behind.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the related art, the utility model provides a closed karst-hollow railway roadbed drainage system, which aims to overcome the defects that the existing karst-hollow railway roadbed drainage system in the related art is provided with a certain cover plate or a certain base top to cover a roadbed to a certain extent, but causes certain influence and blocking on roadbed drainage, water cannot be drained away in time when the rainwater is large, the railway roadbed ground is low, so that the rainwater is accumulated and soaks the roadbed, the service life of the roadbed is influenced, and the foundation of route construction is damaged, and the existing railway roadbed drainage system cannot recycle some rainwater due to the influence of environments such as landforms and the like, has certain waste when some places on the railway side need to utilize water, and cannot filter some rainwater with impurities, the environmental protection performance is poor, the requirements of market development and railway construction of users cannot be well met, and the technology is relatively laggard.

Therefore, the utility model adopts the following specific technical scheme:

the utility model provides a seal karst depression railway roadbed drainage system, includes the road bed, the top of road bed is connected through the draw-in groove and is equipped with first end cover, the bottom of first end cover is connected through the draw-in groove and is equipped with the second end cover, the surface of first end cover and second end cover all is equipped with first through-hole, first end cover and second end cover distinguish in the position society of first through-hole has the second through-hole, the below of second through-hole corresponds the society and has the lug, the bottom of second end cover is equipped with sewer pipe, sewer pipe's inner wall is equipped with the slide, the bottom of slide is equipped with electric putter, the slide with the articulated cylinder that is equipped with between the second end cover.

Furthermore, sewer line's bottom is equipped with the rose box, the inside draw-in groove of rose box is equipped with the filter screen, the filter screen is equipped with two and filtration pore size and differs, sewer line with the rose box is the ferrule connection.

Further, the bottom of rose box is equipped with the siphunculus, one side of siphunculus is equipped with first water pipe, the opposite side of siphunculus is equipped with the second water pipe, just the rose box with the siphunculus with first water pipe with the siphunculus with all be the coupling between the second water pipe and be connected.

Furthermore, the bottom of second water pipe is pegged graft and is equipped with the header tank, one side of second water pipe is equipped with the solenoid valve.

Furthermore, the middle part of the water collecting tank is provided with an activated carbon adsorption layer, one side of the inside of the water collecting tank is provided with a water pump, and the water pump is connected with the water collecting tank through bolts.

Furthermore, one side of the water pump is provided with a third water pipe, and the third water pipe extends out of the bottom end of the roadbed and is connected with a railway water system.

Furthermore, the sewer pipeline with the road bed is for pouring and is connected, electric putter with the sewer pipeline is bolted connection.

The utility model has the beneficial effects that:

1. this device is through setting up the first end cover, the second end cover, first through-hole, the second through-hole, the slide, electric putter and cylinder, not only can improve the bearing capacity of device, ensure the safety of railway driving, simultaneously can also be according to the drainage conditions of rainfall adjustment road bed, when weather is good, water can directly flow into sewer pipe from first through-hole, then drain away, when the rainfall is great, the lower cover can be opened, make the rainwater flow from first through-hole and second through-hole, can increase the drainage capacity of first end cover, avoid the rainwater to pile up, improve drainage efficiency, the soaking of rainwater to the road bed has been reduced, the life of road bed has been prolonged to a certain extent, be favorable to protecting the railway road bed better.

2. This device is through being equipped with the rose box, the header tank, activated carbon adsorbent and water pump, can filter the rainwater of road bed and retrieve, and get rid of big particulate matter and the peculiar smell that the aquatic contains, improve rainwater recovery efficiency, then pass through the water pipe through the water pump with the water in the header tank and carry in the railway limit water recovery system, be used for plant irrigation or other usage, improve resource utilization, increase the feature of environmental protection of device, be favorable to satisfying user's demand and market development's requirement better.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic diagram of the overall structure according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a via structure according to an embodiment of the utility model;

fig. 3 is a bottom view of a via structure according to an embodiment of the present invention.

In the figure:

1. a roadbed; 2. a first end cap; 3. a first through hole; 4. a second through hole; 5. a second end cap; 6. a bump; 7. a slide base; 8. an electric push rod; 9. a cylinder; 10. a sewer pipeline; 11. a filter box; 12. a filter screen; 13. pipe passing; 14. a first water pipe; 15. a second water pipe; 16. a third water pipe; 17. an electromagnetic valve; 18. a water collection tank; 19. an activated carbon adsorbent; 20. and (4) a water pump.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the utility model, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

According to an embodiment of the present invention, a closed karst depression railroad bed drainage system is provided.

As shown in fig. 1-3, the railway roadbed drainage system for the closed karst depression comprises a roadbed 1, wherein a first end cover 2 is connected to the top end of the roadbed 1 through a clamping groove, a second end cover 5 is connected to the bottom end of the first end cover 2 through a clamping groove, first through holes 3 are formed in the surfaces of the first end cover 2 and the second end cover 5, second through holes 4 are formed in positions of the first end cover 2 and the second end cover 5, which are different from the first through holes 3, lugs 6 are arranged below the second through holes 4, a sewer pipe 10 is arranged at the bottom end of the second end cover 5, a sliding seat 7 is arranged on the inner wall of the sewer pipe 10, an electric push rod 8 is arranged at the bottom end of the sliding seat 7, and an air cylinder 9 is hinged between the sliding seat 7 and the second end cover 5.

In one embodiment: the bottom of sewer pipe 10 is equipped with rose box 11, the inside draw-in groove of rose box 11 is equipped with filter screen 12, filter screen 12 is equipped with two and filtration pore size and differs, sewer pipe 10 with rose box 11 is the ferrule connection, can carry out certain filtration to the rainwater to get rid of the big particulate matter and the peculiar smell that the aquatic contains, improve rainwater recovery efficiency.

In one embodiment: the bottom of rose box 11 is equipped with siphunculus 13, one side of siphunculus 13 is equipped with first water pipe 14, the opposite side of siphunculus 13 is equipped with second water pipe 15, just rose box 11 with siphunculus 13 with first water pipe 14 with siphunculus 13 with all connect for the ferrule between the second water pipe 15 for drainage rapider improves resource utilization and rates, increases the feature of environmental protection of device, is favorable to satisfying user's demand and market development's requirement better.

In one embodiment: the bottom of second water pipe 15 is pegged graft and is equipped with header tank 18, one side of second water pipe 15 is equipped with solenoid valve 17, can carry out certain collection to the rainwater, makes things convenient for subsequent recycle, is favorable to reasonable drainage for the feasibility of device is higher.

In one embodiment: the middle part of header tank 18 is equipped with activated carbon adsorption layer 19, inside one side of header tank 18 is equipped with water pump 20, water pump 20 with header tank 18 is bolted connection, passes through the water pipe through the water pump with the water in the header tank and carries in the railway limit water recovery system for plant irrigation or other usage, are favorable to satisfying user's demand.

In one embodiment: one side of the water pump 20 is provided with a third water pipe 16, the third water pipe 16 extends out of the bottom end of the roadbed 1 and is connected with a railway water system, so that reasonable utilization of resources is facilitated, and karst landforms can be better protected.

In one embodiment: sewer pipe 10 with road bed 1 is for pouring the connection, electric putter 8 with sewer pipe 10 is bolted connection, connects more firmly, and convenient operation is favorable to protecting the environment better, has improved drainage device's usage simultaneously.

For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.

The working principle is as follows: in practical application, the first end cover 2 and the second end cover 5 are arranged, so that the bearing capacity of the device can be improved, the driving safety of a railway is ensured, meanwhile, the drainage condition of the roadbed 1 can be adjusted according to the rainfall, when the weather is good, the second through hole 4 is blocked by the lug 6, sundry garbage and the like are prevented from directly falling into the sewer pipeline 10, water flows into the sewer pipeline 10 from the first through hole 3 and then enters the filter box 11 for filtering, when the rainfall is large, the electric push rod 8 can be controlled by the terminal to pull the sliding seat 7 to slide, so that the second end cover 5 is driven to move downwards to be separated from the first end cover 2, then the second end cover 5 is driven to rotate along the sliding seat 7 by the expansion of the air cylinder 9, so that the second end cover 5 can be opened, rainwater flows out from the first through hole 3 and the second through hole 4, and the drainage capacity of the first end cover 2 can be increased, the rainwater is prevented from being accumulated, the drainage efficiency is improved, the rainwater enters the filter box 11 through the sewer pipeline 10, the rainwater is filtered through the filter box 11, large garbage contained in the rainwater is intercepted and filtered, the blocking of a drainage device is avoided, the filtering efficiency of the filter box 11 can be improved by arranging the two filter screens 12, the first water pipe 14 and the second water pipe 15 are conveniently connected through the through pipe 13, the water is directly discharged into a river channel through the first water pipe 14, the circulation condition of the second water pipe 15 is controlled through the electromagnetic valve 17, the water enters the water collecting box 18 to be collected and recycled, particulate matters and peculiar smell contained in the water can be effectively adsorbed through the activated carbon adsorbent 19, the water treatment efficiency is improved, and then the water in the water collecting box 18 is conveyed into a water recycling system at the railway side through the third water pipe 16 through the water pump 20 for plant irrigation or life production, the resource utilization rate is improved, the environmental protection performance of the device is improved to a certain extent, and the requirements of users and market development are better met.

In conclusion, by means of the technical scheme, the device is provided with the first end cover, the second end cover, the first through hole, the second through hole, the sliding seat, the electric push rod and the air cylinder, so that the bearing capacity of the device can be improved, the safety of railway driving is ensured, meanwhile, the drainage condition of the roadbed can be adjusted according to the rainfall, when the weather is good, water can directly flow into a sewer pipe from the first through hole and then is drained away, when the rainfall is large, the lower end cover can be opened, so that the rainwater flows out from the first through hole and the second through hole, the drainage capacity of the first end cover can be increased, rainwater accumulation is avoided, the drainage efficiency is improved, the soaking of the rainwater on the roadbed is reduced, the service life of the roadbed is prolonged to a certain extent, and the railway roadbed can be protected better; this device is through being equipped with the rose box, the header tank, activated carbon adsorbent and water pump, can filter the rainwater of road bed and retrieve, and get rid of big particulate matter and the peculiar smell that the aquatic contains, improve rainwater recovery efficiency, then pass through the water pipe through the water pump with the water in the header tank and carry in the railway limit water recovery system, be used for plant irrigation or other usage, improve resource utilization, increase the feature of environmental protection of device, be favorable to satisfying user's demand and market development's requirement better.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A railway roadbed drainage system for closed karst depression is characterized by comprising a roadbed (1), the top end of the roadbed (1) is connected with a first end cover (2) through a clamping groove, the bottom end of the first end cover (2) is connected with a second end cover (5) through a clamping groove, the surfaces of the first end cover (2) and the second end cover (5) are both provided with a first through hole (3), the first end cover (2) and the second end cover (5) are provided with a second through hole (4) at the position different from the first through hole (3), a lug (6) is arranged below the second through hole (4) correspondingly, a sewer pipe (10) is arranged at the bottom end of the second end cover (5), a sliding seat (7) is arranged on the inner wall of the sewer pipeline (10), an electric push rod (8) is arranged at the bottom end of the sliding seat (7), and a cylinder (9) is hinged between the sliding seat (7) and the second end cover (5).

2. The railroad bed drainage system for the closed karst depression according to claim 1, characterized in that the bottom end of the sewer pipe (10) is provided with a filter box (11), the internal clamping groove of the filter box (11) is provided with a filter screen (12), the filter screen (12) is provided with two filter holes with different sizes, and the sewer pipe (10) and the filter box (11) are connected by a pipe hoop.

3. A railway roadbed drainage system for closed karst depression according to claim 2, characterized in that the bottom end of the filter box (11) is provided with a through pipe (13), one side of the through pipe (13) is provided with a first water pipe (14), the other side of the through pipe (13) is provided with a second water pipe (15), and the filter box (11) and the through pipe (13), the through pipe (13) and the first water pipe (14) and the through pipe (13) and the second water pipe (15) are all connected by pipe hoops.

4. A closed karst depression railway roadbed drainage system according to claim 3, characterized in that the bottom end of the second water pipe (15) is inserted with a water collecting tank (18), and one side of the second water pipe (15) is provided with an electromagnetic valve (17).

5. A railroad bed drainage system for closed karst depressions and railway, according to claim 4, characterized in that the middle of the water collection tank (18) is provided with an activated carbon adsorption layer (19), one side of the inside of the water collection tank (18) is provided with a water pump (20), and the water pump (20) is connected with the water collection tank (18) through bolts.

6. A railway roadbed drainage system for closed karst depressions according to claim 5, characterized in that one side of the water pump (20) is provided with a third water pipe (16), and the third water pipe (16) extends out of the bottom end of the roadbed (1) and is connected with a railway water system.

7. A closed karst depression railway roadbed drainage system according to claim 5, characterized in that the sewer pipe (10) is in casting connection with the roadbed (1), and the electric push rod (8) is in bolt connection with the sewer pipe (10).