CN213449630U - Sewage discharge system - Google Patents

Abstract

The utility model relates to a sewage discharge system, which comprises a sedimentation structure, a sewage discharge device and a sewage discharge device, wherein the sedimentation structure is arranged below a toilet; a sedimentation space is arranged in the sedimentation structure; the settling space is used for containing domestic sewage generated in the toilet; the main pipeline is a gravity flow pipeline, and an inlet of the main pipeline is arranged at the bottom of the sedimentation structure and is communicated with the sedimentation space; the sewage lifting equipment is arranged on the track layer; the sewage lifting equipment is positioned at the lower side of the sedimentation structure, the input end of the sewage lifting equipment is communicated with the outlet of the main pipeline, and the sewage lifting equipment is used for increasing the pressure of the domestic sewage; a discharge conduit, a pressure flow conduit; the inlet of the discharge pipeline is communicated with the output end of the sewage lifting equipment; the discharge pipeline passes through the track layer and the exit layer to discharge the pressurized domestic sewage after passing through the track. The utility model provides a sewage discharge system simple to operate overhauls the convenience.

Description

Sewage discharge system

Technical Field

The utility model relates to a sewage discharge technical field especially relates to a sewage discharge system.

Background

At present, a large-scale railway passenger station generally adopts a high-speed railway station with a waiting layer positioned on a line above a track layer and an overhead waiting. A waiting layer in a high-speed railway station with an overhead waiting train on a line is provided with a toilet, however, an external sewage collecting system, such as a municipal sewage system, is positioned below the ground, when a track layer is positioned on or above a ground surface plane, if domestic sewage at the toilet of the waiting layer is to be discharged, a track-passing pipeline penetrating through the track is required to be laid so as to discharge the domestic sewage at the toilet of the waiting layer into the sewage collecting system positioned below the track layer.

At present, the sewage in the station is discharged through a rail in the forms of gravity flow and pressure flow. The gravity flow discharge is to lay the over-rail pipeline in a cross-rail pipe gallery below a waiting layer according to a certain drainage gradient, and then to finish the over-rail and discharge of sewage through the over-rail pipeline. However, the length of the over-track pipeline is long, and the net height of the pipeline gallery is low, so that the inclination of the over-track pipeline is small, and the over-track pipeline is easy to block in the discharging process. The pressure flow is that a sewage lifting pump station is arranged below a toilet, so that domestic sewage generated in the toilet is lifted to the top of a waiting layer crane to be discharged.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need to provide a sewage discharge system that is convenient to overhaul.

The utility model provides a sewage discharge system, sewage discharge system is used for the high-speed railway station of high-altitude overhead waiting on the line, high-speed railway station is including the layer of leaving a station, track layer and the layer of waiting that distribute gradually from bottom to top, the layer of waiting is equipped with the bathroom, sewage discharge system distribute in the bathroom downside, sewage discharge system includes:

the sedimentation structure is arranged below the toilet; a sedimentation space is arranged in the sedimentation structure; the settling space is used for containing domestic sewage generated in the toilet;

the main pipeline is a gravity flow pipeline, and an inlet of the main pipeline is arranged at the bottom of the sedimentation structure and is communicated with the sedimentation space;

the sewage lifting equipment is arranged on the track layer; the sewage lifting equipment is positioned at the lower side of the sedimentation structure, the input end of the sewage lifting equipment is communicated with the outlet of the main pipeline, and the sewage lifting equipment is used for increasing the pressure of the domestic sewage;

a discharge conduit, the discharge conduit being a pressure flow conduit; the inlet of the discharge pipeline is communicated with the output end of the sewage lifting equipment; the discharge pipeline passes through the track layer and the exit layer to discharge the pressurized domestic sewage after passing through the track.

Further, the above sewage discharge system further comprises:

the sewage pump room is arranged at the back of the rail layer entrance escalator, and the sewage lifting equipment is arranged in the sewage pump room.

Further, the main pipe includes:

a first main pipe, an inlet of the first main pipe is communicated with the sedimentation space; the first main pipeline extends towards the station entering vertical ladder obliquely and downwards;

a second main pipe, which is longitudinally arranged; the inlet of the second main pipeline is communicated with the outlet of the first main pipeline;

a third main pipe extending obliquely downward toward the sewage lifting device; the inlet of the third main pipeline is communicated with the outlet of the second main pipeline, and the outlet of the third main pipeline is communicated with the input end of the sewage lifting device.

Further, the above sewage discharge system further comprises:

the pipe well is arranged on one side of the station entering vertical ladder, and the second main pipeline is located inside the pipe well.

Further, the first main pipeline is laid on the top of the track layer.

Further, the discharge duct includes:

a first discharge pipe extending within the outbound floor deck toward an outbound escalator; the inlet of the first discharge pipeline is communicated with the output end of the sewage lifting equipment;

a second discharge duct extending downward along an inclined plane of an upper portion of the outbound escalator; the second discharge conduit inlet is in communication with the first discharge conduit outlet;

a third discharge pipe extending toward an outbound passage of the outbound floor; the third discharge conduit inlet is in communication with the second discharge conduit outlet;

a fourth discharge conduit extending along the outbound channel; and the inlet of the fourth discharge pipeline is communicated with the outlet of the third discharge pipeline, and the fourth discharge pipeline is communicated with the input end of an external sewage collection system.

Further, the fourth discharge conduit is laid in the ceiling of the outbound channel.

Further, the sewage lifting device in the sewage discharge system further comprises:

and the crushing module is used for crushing solid substances in the domestic sewage.

Further, the sewage lifting device is provided with a vent pipe, and the vent pipe is communicated with outdoor atmosphere.

Further, the above sewage discharge system further comprises:

and the liquid level position measuring equipment is arranged inside the sewage lifting equipment.

Above-mentioned sewage discharge system collects domestic sewage through the settlement structure of bathroom below, lays for the trunk line of gravity flow pipeline with the domestic sewage conveying who collects to sewage lifting means to increase domestic sewage's pressure by sewage lifting means, obtain high-pressure domestic sewage, finally, discharge pipeline through the pressure flow pipeline discharges high-pressure domestic sewage. Among the above-mentioned sewage discharge system, the track layer is located to trunk line and sewage lifting means, and discharge conduit passes track layer and the sewage collection system intercommunication of leaving station, also is that trunk line, sewage lifting means and discharge conduit all are located the region that periodic personnel flow, consequently can install, overhaul and maintain sewage discharge system under the less condition of personnel. Meanwhile, the main pipeline, the sewage lifting equipment and the discharge pipeline are all located in a semi-closed space, so that a sewage discharge system is convenient to install, overhaul and maintain. Finally, through addding sewage lifting means, need not the trunk line of overlength and can discharge domestic sewage to sewage lifting means, guaranteed the inclination of trunk line, prevent effectively that domestic sewage from blockking up the pipeline.

Various specific structures of the present application, as well as the functions and effects thereof, will be described in further detail below with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic view of a high-speed railway station with a line waiting on an overhead bus in one embodiment of the present application;

FIG. 2 is a diagram of a sewage discharge system in a high-speed railway station with an on-line overhead waiting train in one embodiment of the present application;

FIG. 3 is a schematic view of a sewage drainage system in a waiting space according to an embodiment of the present application;

FIG. 4 is a distribution diagram of a sewage drainage system on a track level according to one embodiment of the present application;

FIG. 5 is an enlarged view of the area B in FIG. 4 of the sewage draining system according to one embodiment of the present application;

FIG. 6 is a schematic diagram of a sewage drainage system at an outbound floor according to one embodiment of the present application;

FIG. 7 is an enlarged view of region A of FIG. 2 of the sewage drainage system in one embodiment of the present application.

Wherein, in the reference numeral, 100-outbound layers; 110-an outbound escalator; 120-outbound channel; 200-track layer; 210-a track; 211-a first track; 212-a second track; 213-a third track; 220-a station; 221-a first station; 222-a second station; 223-a third station; 230-an inbound escalator; 240-vertical ladder for entering station; 300-waiting layer; 310-a toilet; 320-waiting area; 400-business layer; 500-a sewage discharge system; 510 a sedimentation structure; 520-a main pipe; 521-a first main pipe; 5211-a first transverse main conduit; 5212-a first longitudinal main conduit; 522-a second main conduit; 523-a third main pipe; 530-sewage lifting equipment; 540-a discharge conduit; 541-a first discharge conduit; 542-a second discharge conduit; 543-a third discharge conduit; 544-a fourth discharge conduit; 5441-fourth main discharge conduit section; 5442-fourth discharge conduit extension; 550-sewage pump house; 560-tube well.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Fig. 1 is a schematic diagram of a high-speed railway station with a line waiting for a high-rise bus in one embodiment of the application. As shown in fig. 1, the high-speed rail station of the present invention includes an outbound layer 100, a track layer 200, and a waiting layer 300. The outbound layer is arranged below the track layer 200, and the waiting layer 300 is arranged above the track layer 200. The toilet 310 is arranged beside the waiting area 320 in the waiting layer 300, the sewage discharge system 500 extends from the lower part of the toilet 310 of the waiting layer 300 to the lower layer, passes through the rail and extends to the sewage collection system, and the sewage generated in the toilet is discharged through the sewage discharge system 500. The track level 200 comprises tracks 210 and platforms 220, wherein the sewage drainage system 500 extends from the waiting level 300 to the track level 200 in the area of the platforms 220. As shown in fig. 3, in one embodiment, track 210 includes a first track 211, a second track 212, and a third track 213, and station 220 includes a first station 221, a second station 222, and a third station 223.

In one embodiment, the track layer 200 is not below the ground surface level.

In one preferred embodiment, the track layer 200 is provided at the surface level of the earth.

In another preferred embodiment, the track layer 200 is located above the ground surface level.

In another preferred embodiment, the outbound strata 100 is disposed at the surface level.

In one preferred embodiment, the toilet is provided at a middle position of the waiting floor 300.

In another embodiment, the toilet is disposed at any position of the waiting floor 300, and the present application is not particularly limited.

In one of the embodiments, the high-speed rail station further comprises a commercial layer 400. Wherein the business layer 400 is located above the waiting layer 300. The business layer 400 is also provided with a toilet (not shown).

In one preferred embodiment, a toilet is provided in the middle of the business layer 400.

In one embodiment, FIG. 2 shows a distribution diagram of the sewage drainage system 500 in a high-speed railway station with a high-rise waiting line in one embodiment of the present application. As shown in fig. 2, a sewage discharge system 500 includes a settling structure 510, a main pipe 520, a sewage lifting device 530, and a discharge pipe 540. Wherein, trunk line 520 is the gravity flow pipeline, utilizes domestic sewage self's gravity drive domestic sewage to flow forward, prevents that domestic sewage from blockking up in the trunk line, and the later maintenance of being convenient for has prolonged the life cycle of trunk line. The discharge pipeline 540 is a pressure flow pipeline, and pressurized domestic wastewater flows forwards, so that the stability and safety of the domestic wastewater in the discharge process can be ensured. The settling structure 510 is arranged below the toilet 310, and a settling space (not shown) is arranged in the settling structure 510 and used for containing domestic sewage generated by the toilet 310.

The inlet of the main pipe 520 is arranged at the bottom of the settling structure 510 and is communicated with the settling space. The sewage lifting device 530 is provided at the lower side of the settling structure 510, and the input end of the sewage lifting device 530 is communicated with the outlet of the main pipe 520. The inlet of the discharge pipe 540 communicates with the output of the sewage lifting device 530 and the outlet of the discharge pipe 540 passes through the track layer 200 to cross the outbound layer 100 and communicate with an external sewage collection system.

Specifically, subside structure 510 and be used for collecting the domestic sewage that bathroom 310 produced, trunk line 520 is used for conveying the domestic sewage who collects to sewage lifting means 530, sewage lifting means 530 is used for increasing the pressure that trunk line 520 conveyed the domestic sewage who comes, and discharge pipe 540 is used for crossing the rail and discharging the domestic sewage after the pressure boost, and the pressure flow pipeline that sewage lifting means connects lays along the rivers direction, can reduce the lift of elevator pump, the energy saving consumed the festival.

It is understood that over-track refers to the discharge pipe transferring domestic sewage from one side of the track to the other side of the track; the gravity flow conduit is a conduit having an inclined slope. The domestic sewage in the gravity flow pipeline can automatically flow forwards by means of gravity and the inclined gradient of the pipeline under the condition of no pressure; the pressure flow pipeline refers to that fluid in the pipe has certain pressure and can flow forwards under the driving of the pressure; the sewage lifting device is mainly an instrument device used for lifting and conveying the waste sewage which is lower than a sewer or far away from a municipal pipe network to a place where the sewage can be drained through gravity.

In one specific embodiment, the sewage lifting device may be used to increase pressure to the domestic sewage to change the domestic sewage into a high-pressure domestic sewage.

In one preferred embodiment, the sewage lifting device in the sewage discharge system further includes a crushing module (not shown). The crushing module is used for crushing solid substances in the domestic sewage to change the domestic sewage into the domestic sewage with smaller solid substance particles, so that the pipeline is prevented from being blocked, and the service life of the sewage discharge system is prolonged. Preferably, in order to improve the lifting effect of the domestic sewage, solid substances in the domestic sewage are crushed by the crushing module before the domestic sewage is lifted.

In order to ensure the normal use and appearance of the track layer 200, in one preferred embodiment, the plane of the bottom surface of the track layer 200 is a reference plane, and the sewage lifting device 530 is disposed at the platform position and below the reference plane, i.e. the sewage lifting device is disposed below the lower surface of the track layer 200.

In one preferred embodiment, the upper surface of the sewage lifting device 530 is located at a position 1.5 meters below the reference plane.

Above-mentioned sewage discharge system collects domestic sewage through the settlement structure of bathroom below, lays for the trunk line of gravity flow pipeline with the domestic sewage conveying who collects to sewage lifting means to increase domestic sewage's pressure by sewage lifting means, obtain high-pressure domestic sewage, finally, discharge pipeline through the pressure flow pipeline discharges high-pressure domestic sewage. Among the above-mentioned sewage discharge system, the track layer is located to trunk line and sewage lifting means, and discharge conduit passes track layer and the sewage collection system intercommunication of leaving station, also is that trunk line, sewage lifting means and discharge conduit all are located the region that periodic personnel flow, consequently can install, overhaul and maintain sewage discharge system under the less condition of personnel. Meanwhile, the main pipeline, the sewage lifting equipment and the discharge pipeline are all located in a semi-closed space, so that a sewage discharge system is convenient to install, overhaul and maintain. Finally, through addding sewage lifting means, need not the trunk line of overlength and can discharge domestic sewage to sewage lifting means, guaranteed the inclination of trunk line, prevent effectively that domestic sewage from blockking up the pipeline.

As can be seen from fig. 1 to 7, in one embodiment, the sewage discharge system further includes a sewage pump room 550. The sewage pump house 550 is provided at the back of the entrance escalator 230 of the track layer 200, and the sewage lifting device 530 is provided in the sewage pump house 550.

In order to make the sewage pump room occupy no extra space and improve the effective utilization of space, in one preferred implementation, the sewage pump room 550 is disposed below the entrance escalator 230 of the track layer 200.

Above-mentioned sewage discharge system, sewage lifting means establish in the half outdoor region of middle platform, and this regional passenger flow is little, and ventilation condition is good, influence area when can effectively reducing the overhaul of the equipments.

As can be seen from fig. 1 to 7, in one of the embodiments, the main pipe 520 includes a first main pipe 521, a second main pipe 522 and a third main pipe 523. Wherein, first trunk pipe 521 is located the upper portion on track layer, and first trunk pipe 521 entry and subside the space intercommunication, and first trunk pipe 521 inclines downwards to the vertical ladder 240 that gets into the station extends. The second main pipe 522 is longitudinally arranged, and the inlet of the second main pipe 522 is communicated with the outlet of the first main pipe 521. The third main pipe 523 extends obliquely downward toward the sewage lifting apparatus. The inlet of the third main pipe 523 is communicated with the outlet of the second main pipe 522, and the outlet of the third main pipe 523 is communicated with the input end of the sewage lifting device 530. Wherein, the first main pipe 521 extends towards the station-entering vertical ladder 240, and the extending direction inclines downwards; the third main pipe 523 extends toward the sewage lifting apparatus, and the extending direction is inclined downward.

In one of the embodiments, the first main conduit 521 includes a first lateral main conduit 5211 and a first longitudinal main conduit 5212.

The elevator comprises an elevator entering part and an elevator exiting part, wherein the elevator entering part is used for entering the elevator, the elevator exiting part is used for the people to exit, specifically, the elevator entering station hangs down, namely, the elevator entering the waiting layer from the outside, the elevator exiting part comprises the elevator entering part arranged on the outside and the elevator exiting part arranged on the waiting layer, and the people enter the elevator from the elevator entering part and exit the elevator from the elevator exiting part in the elevator taking process. In the above embodiment, the first main pipe 521 extends obliquely downward toward the inbound ramp 240, that is, the first main pipe 521 extends obliquely downward toward the step-out portion of the inbound ramp 240.

In one preferred embodiment, the main pipe 520 includes a first main pipe 521 and a fourth main pipe (not shown). Wherein, first trunk pipe 521 is located the upper portion on track layer, and first trunk pipe 521 entry and subside the space intercommunication, and first trunk pipe 521 inclines downwards to the vertical ladder 240 that gets into the station extends. Wherein the inbound escalator 240 approaches the inbound escalator 230, the fourth main pipe extends obliquely downward along the lower surface 230 of the inbound escalator.

In one of the preferred embodiments, the first main pipe 521 extends obliquely downward toward the outbound vertical ladder (not shown). Specifically, the vertical ladder for going out, namely the vertical ladder for entering the layer for going out from the track layer (the platform layer), comprises a ladder entering part arranged on the track layer and a ladder exiting part arranged on the layer for going out from the track layer, and in the process of taking the elevator, a person enters the elevator from the ladder entering part and goes out of the elevator from the ladder exiting part. In the above embodiment, the first main pipe 521 extends obliquely downward toward the outbound ladder, that is, the first main pipe 521 extends obliquely downward toward the entry portion of the outbound ladder.

Among the above-mentioned sewage discharge system, first trunk line slope is to extending towards the ladder that hangs down of entering station downwards, the vertical setting of second trunk line, and third trunk line slope extends towards sewage lifting means downwards, also locates the space that original building structure had taken with first trunk line, second trunk line and third trunk line in the trunk line, does not occupy extra space, avoids hindering the normal use on track layer.

To prevent the second main pipe 522 from being exposed to the rail layer 200, which may cause unsafe factors, in one embodiment, the sewage drainage system 500 further includes a pipe well 560. Wherein, the tube well 560 is arranged at one side of the station-entering vertical ladder 240, and the second main pipe 522 is arranged inside the tube well 560.

Above-mentioned sewage discharge system through locating the second trunk line in the pipe shaft of the perpendicular ladder one side in the track layer, has avoided directly exposing the second trunk line on the platform on track layer, can reduce unsafe factor, improves visual effect.

In order to make reasonable use of space, in one of the preferred embodiments, the first main pipe 521 is located on top of the track layer 200. By arranging the first main pipe 521 at the top of the track layer 200, the space of the lower part is not occupied, and the normal use of the platform and the track area in the track layer 200 is ensured.

In one particular embodiment, the inlet of the first main pipe 521 is higher than the outlet of the first main pipe 521, the inlet of the second main pipe 522 is higher than the outlet of the second main pipe 522, and the inlet of the third main pipe 523 is higher than the outlet of the third main pipe 523.

As can be seen from fig. 1-7, in one particular embodiment, the discharge conduit 540 includes a first discharge conduit 541, a second discharge conduit 542, a third discharge conduit 543, and a fourth discharge conduit 544. Wherein the first discharge pipe 541 extends toward the outbound staircase 110 within the surface course of the outbound layer 100, and an inlet of the first discharge pipe 541 communicates with an output end of the sewage lifting device 530. The second discharge duct 542 extends downward along the inclined surface of the upper portion of the outbound escalator 110, and the inlet of the second discharge duct 542 communicates with the outlet of the first discharge duct 541. The third discharge duct 543 extends toward the outbound passage 120 of the outbound layer 100, and an inlet of the third discharge duct 543 communicates with an outlet of the second discharge duct 541. A fourth discharge conduit 544 extends along the outbound passage 120, the inlet of the fourth discharge conduit 544 communicating with the outlet of the third discharge conduit 543, the fourth discharge conduit 544 communicating with the input of an external sewage collection system (not shown).

In one embodiment, fourth discharge conduit 544 includes a fourth discharge conduit main section 5441 and a fourth discharge conduit extension section 5442. Wherein the inlet of fourth discharge conduit main section 5441 is connected to the outlet of third discharge conduit 543 and the outlet of fourth discharge conduit main section 5441 is connected to the inlet of fourth discharge conduit extension section 5442. The fourth discharge conduit extension 5442 extends to an external sewage collection system.

Among the above-mentioned sewage discharge system, utilize the inclination of the staircase of leaving a station to lay the discharge piping, need not additionally to look for the slope angle, reduced the discharge piping and laid the degree of difficulty, the later stage of being convenient for simultaneously overhauls and maintains.

To further enhance the visual effect and at the same time facilitate installation, inspection and maintenance, in one of the preferred embodiments the first drain pipe 541 is buried under a platform plate provided in the platform area.

In order to further improve the visual effect and at the same time facilitate installation, inspection and maintenance, in one of the preferred embodiments the fourth discharge conduit is laid in the ceiling of the outbound passage of the outbound floor.

In one embodiment, the sewage lifting device is provided with a vent pipe which is communicated with the outdoor atmosphere.

Above-mentioned sewage discharge system, sewage lifting means pass through breather pipe and atmosphere intercommunication, under the condition that the gas that prevents domestic sewage production from spilling over, has guaranteed sewage discharge system's security.

In one embodiment, the sewage discharge system further comprises a liquid level position measuring device (not shown). The liquid level position measuring equipment is arranged inside the sewage lifting equipment.

Above-mentioned sewage discharge system monitors the liquid level position of the domestic sewage in the sewage lifting device through liquid level position measuring equipment, and when the liquid level of the domestic sewage in the sewage lifting device reaches the preset height, the sewage lifting device is started, and under the condition of ensuring safety, the utilization ratio of the sewage lifting device is improved, and the service life of the sewage lifting device is prolonged.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. The utility model provides a sewage discharge system, sewage discharge system is used for the high-speed railway station of high-altitude overhead waiting on the line, high-speed railway station is including the layer of leaving a station, track layer and the layer of waiting that distribute gradually from bottom to top, the layer of waiting is equipped with the bathroom, sewage discharge system distribute in the bathroom downside, its characterized in that, sewage discharge system includes:

the sedimentation structure is arranged below the toilet; a sedimentation space is arranged in the sedimentation structure; the settling space is used for containing domestic sewage generated in the toilet;

the main pipeline is a gravity flow pipeline, and an inlet of the main pipeline is arranged at the bottom of the sedimentation structure and is communicated with the sedimentation space;

the sewage lifting equipment is arranged on the track layer; the sewage lifting equipment is positioned at the lower side of the sedimentation structure, the input end of the sewage lifting equipment is communicated with the outlet of the main pipeline, and the sewage lifting equipment is used for increasing the pressure of the domestic sewage;

a discharge conduit, the discharge conduit being a pressure flow conduit; the inlet of the discharge pipeline is communicated with the output end of the sewage lifting equipment; the discharge pipeline passes through the track layer and the exit layer to discharge the pressurized domestic sewage after passing through the track.

2. The sewage discharge system of claim 1, further comprising:

the sewage pump room is arranged at the back of the rail layer entrance escalator, and the sewage lifting equipment is arranged in the sewage pump room.

3. The sewage discharge system of claim 2 wherein said main pipe comprises:

a first main pipe, an inlet of the first main pipe is communicated with the sedimentation space; the first main pipeline extends towards the station entering vertical ladder obliquely and downwards;

a second main pipe, which is longitudinally arranged; the inlet of the second main pipeline is communicated with the outlet of the first main pipeline;

a third main pipe extending obliquely downward toward the sewage lifting device; the inlet of the third main pipeline is communicated with the outlet of the second main pipeline, and the outlet of the third main pipeline is communicated with the input end of the sewage lifting device.

4. The sewage discharge system of claim 3, further comprising:

the pipe well is arranged on one side of the station entering vertical ladder, and the second main pipeline is located inside the pipe well.

5. The sewage drainage system of claim 3 wherein said first main pipe is laid on top of said track layer.

6. The sewerage discharge system of claim 1, wherein the discharge conduit comprises:

a first discharge pipe extending within the outbound floor deck toward an outbound escalator; the inlet of the first discharge pipeline is communicated with the output end of the sewage lifting equipment;

a second discharge duct extending downward along an inclined plane of an upper portion of the outbound escalator; the second discharge conduit inlet is in communication with the first discharge conduit outlet;

a third discharge pipe extending toward an outbound passage of the outbound floor; the third discharge conduit inlet is in communication with the second discharge conduit outlet;

a fourth discharge conduit extending along the outbound channel; and the inlet of the fourth discharge pipeline is communicated with the outlet of the third discharge pipeline, and the fourth discharge pipeline is communicated with the input end of an external sewage collection system.

7. The effluent discharge system according to claim 6 wherein said fourth discharge conduit is laid within the drop ceiling of said outbound channel.

8. The sewage discharge system of claim 1, wherein the sewage lifting apparatus further comprises:

and the crushing module is used for crushing solid substances in the domestic sewage.

9. The sewerage discharge system according to claim 1, wherein the sewage lifting device is provided with a vent pipe, which is open to the outside atmosphere.

10. The sewage discharge system of claim 1, further comprising:

and the liquid level position measuring equipment is arranged inside the sewage lifting equipment.

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