CN216948622U

CN216948622U - Terminal distribution of rain and sewage device of integration

Info

Publication number: CN216948622U
Application number: CN202220024825.7U
Authority: CN
Inventors: 赵杨新星
Original assignee: Huatian Engineering and Technology Corp MCC
Current assignee: Huatian Engineering and Technology Corp MCC
Priority date: 2022-01-04
Filing date: 2022-01-04
Publication date: 2022-07-12
Anticipated expiration: 2032-01-04

Abstract

The utility model discloses an integrated tail-end rain and sewage flow dividing device, and belongs to the technical field of rain and sewage flow dividing devices. The device comprises a device shaft cylinder, wherein the bottom of the device shaft cylinder is provided with an overflow weir, and the overflow weir divides the device shaft cylinder into a dry season effluent area and a rainy season effluent area; one side of the rainy season water outlet area is provided with a rainy season water outlet pipe, the output end opening of the rainy season water outlet pipe is provided with a flap valve opening and closing device, the output end of the flap valve opening and closing device is connected with a flap valve equipment well body, and the output end of the flap valve equipment well body is connected with an rainy season external discharge pipe. The gravity flow drainage device has the characteristics of integral manufacture, convenient installation, no backflow and long service life, the gravity flow drainage can be effectively reduced by the forms of the lifting pump and the pressure conveying pipeline in dry seasons, the impact of water flow on the interior of the device is reduced by adopting an overflow form for large water amount in rainy seasons, the service life of the device can be effectively prolonged, and the gravity flow drainage device has higher use value.

Description

Terminal distribution of rain and sewage device of integration

Technical Field

The utility model relates to the technical field of rain and sewage diversion devices, in particular to an integrated tail-end rain and sewage diversion device.

Background

With the increasingly strict environmental protection requirements of all regions in the country, the requirement of 'distribution of rain and sewage' is comprehensively met, and originally designed rain and sewage converging systems in all cities, industries and enterprise parks are no longer suitable, so that improvement is needed urgently. However, in some cities and industrial enterprise parks with earlier construction, a complete rainwater and sewage collection system is not formed; particularly, in rainy season, rainwater mixed with sewage is discharged into natural water, thereby causing great pollution to rivers and lakes. The source tracing method usually applied in the transformation of the rain and sewage split flow is difficult to completely solve the problem of rain and sewage combined flow, so that the closure is needed to be applied at an external discharge port, namely the tail end. The existing tail-end intercepting well and the existing abandoning well are usually in a cast-in-place or brick-built mode, the labor cost is high, most of the existing tail-end intercepting well and the abandoning well adopt a gravity abandoning mode, the influence of the terrain is great, and the investment of a subsequent water treatment system is increased accordingly.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model aims to overcome the defects of the prior art and provides an integrated terminal rain and sewage flow dividing device which has the characteristics of integral manufacture, convenient installation, no backflow and long service life, the form of a lifting pump and a pressure conveying pipeline can effectively reduce the influence of gravity flow drainage on the terrain, the large water volume adopts an overflow form to reduce the impact of water flow on the interior of equipment, the service life of the equipment can be effectively prolonged, and the integrated terminal rain and sewage flow dividing device has higher use value.

2. Technical scheme

In order to achieve the purpose, the technical scheme provided by the utility model is as follows:

the utility model discloses an integrated tail end rain and sewage diversion device which comprises an equipment shaft cylinder, wherein an overflow weir is arranged at the bottom of the equipment shaft cylinder, and the overflow weir divides the equipment shaft cylinder into two parts, namely a dry season effluent area and a rainy season effluent area;

the input end of the dry season water outlet area is provided with a water inlet pipe, and the joint of the water inlet pipe and the dry season water outlet area is provided with a trash rack;

a liquid level meter and a lifting pump are arranged in the dry season water outlet area, and the output end of the lifting pump is connected with a pressure conveying pipeline;

one side of the rainy season water outlet area is provided with a rainy season water outlet pipe, the output end opening of the rainy season water outlet pipe is provided with a flap valve opening and closing device, the output end of the flap valve opening and closing device is connected with a flap valve equipment well body, and the output end of the flap valve equipment well body is connected with an rainy season external discharge pipe.

Furthermore, the inner wall of the well chamber of the equipment shaft cylinder body is integrally spliced by adopting glass fiber reinforced plastics, and an overhaul platform is arranged in the equipment shaft cylinder body.

Further, equipment pit shaft barrel top be provided with the maintenance manhole, the inner wall of equipment pit shaft barrel is provided with the cat ladder, the cat ladder extends to the maintenance platform by the maintenance manhole.

Furthermore, the inner side of the top of the equipment shaft cylinder is provided with an overhauling lifting hook, and the center of the inner side of the top of the equipment shaft cylinder is provided with a ventilation lighting device.

Furthermore, the output end of the pressure conveying pipeline is connected with a subsequent sewage treatment system, and a water pump maintenance valve is arranged on the pipeline of the pressure conveying pipeline.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

the utility model has the characteristics of integral manufacture, convenient installation, no backflow and long service life, wherein after the dry season sewage passes through the sewage blocking grating, large particles and floaters are blocked and then are sent to a subsequent sewage treatment system through the lifting pump and the pressure conveying pipeline; in rainy season, the initial rainfall is small and is still lifted to a sewage treatment system through a lifting pump, and when the rainfall is gradually increased, rainwater enters an overflow effluent area through an overflow weir and is discharged outside; during dry seasons, the gravity flow drainage can be effectively reduced by the aid of the lifting pump and the pressure conveying pipeline, the service life of the sewage lifting pump can be effectively prolonged by an intercepting effect generated by the trash blocking grating, too frequent overhauling is avoided, during rainy seasons, the large water amount is reduced by the aid of an overflow mode, impact of water flow on the inside of equipment is reduced, the service life of the equipment can be effectively prolonged, and the gravity flow drainage device has high use value and is suitable for popularization of similar projects.

Drawings

FIG. 1 is a plan view of the top layer of the present invention;

FIG. 2 is a plan view of the service platform of the present invention;

FIG. 3 is an internal cross-sectional view of the present invention;

FIG. 4 is a cross-sectional view of the utility model taken along line a-a;

fig. 5 is a cross-sectional view of the utility model taken along line b-b.

In the figure: 1. an equipment shaft cylinder; 2. a flap valve device well body; 3. a flap valve opening and closing device; 4. an overflow weir; 5. a lift pump; 6. a trash rack; 7. a water inlet pipe; 8. arranging pipes outside in rainy season; 9. discharging a water pipe in rainy season; 10. overhauling the platform; 11. climbing a ladder; 12. an inspection manhole; 13. a liquid level meter; 14. a ventilation lighting device; 15. overhauling the lifting hook; 16. a water pump overhaul valve; 17. a pressure delivery conduit.

Detailed Description

The utility model is further described with reference to the following figures and examples:

example 1

As can be seen from fig. 1-2, the integrated terminal rain and sewage diversion device of the present embodiment includes an equipment shaft cylinder 1, an overflow weir 4 is disposed at the bottom of the equipment shaft cylinder 1, and the overflow weir 4 divides the equipment shaft cylinder 1 into two parts, namely, an arid season effluent area and a rainy season effluent area.

The input of dry season water outlet area is provided with inlet tube 7, and the junction of inlet tube 7 and dry season water outlet area is provided with trash rack 6, trash rack 6 for the large granule floater that the interception was taken in the intake.

A liquid level meter 13 and a lifting pump 5 are arranged in the dry season water outlet area, and the output end of the lifting pump 5 is connected with a pressure conveying pipeline 17.

One side of the rainy season water outlet area is provided with a rainy season water outlet pipe 9, the output end opening of the rainy season water outlet pipe 9 is provided with a flap valve opening and closing device 3, the flap valve opening and closing device 3 prevents backflow of downstream high-level water, the output end of the flap valve opening and closing device 3 is connected with a flap valve equipment well body 2, and the output end of the flap valve equipment well body 2 is connected with an outside rainy season drain pipe 8.

As can be seen from fig. 3-5, in the drawing, Y denotes a large-flow water outlet in rainy season, X denotes a combined sewage water inlet, Z1 denotes a water outlet area in rainy season, Z2 denotes a water outlet area in dry season, Z3 denotes a time between flaps, the output end of the water outlet area in rainy season is the time between flaps, and the horizontal line where MAX is located is the highest water level in dry season.

The inner wall of the well chamber of the equipment well shaft cylinder body 1 is integrally spliced by adopting glass fiber reinforced plastics, and the maintenance platform 10 is arranged inside the equipment well shaft cylinder body 1.

The top of the equipment shaft cylinder body 1 is provided with an inspection manhole 12, the inner wall of the equipment shaft cylinder body 1 is provided with a ladder stand 11, and the ladder stand 11 extends to an inspection platform 10 through the inspection manhole 12 and is used for being communicated with the inside and the outside of the well chamber.

The inside of the top of the equipment shaft cylinder 1 is provided with an overhaul lifting hook 15, the overhaul lifting hook 15 is positioned above the trash rack 6, and the center of the inside of the top of the equipment shaft cylinder 1 is provided with a ventilation lighting device 14.

The output end of the pressure conveying pipeline 17 is connected with a subsequent sewage treatment system, a water pump maintenance valve 16 is arranged on the pipeline of the pressure conveying pipeline 17, and the water pump maintenance valve 16 is positioned on the maintenance platform 10.

The equipment shaft cylinder 1 can be spliced by corrosion-resistant materials such as glass fiber reinforced plastics and the like, and is convenient to produce and transport; the installation area is small, the whole equipment becomes drum and partial square shape, is formed by wholly splicing a cylindrical well chamber and a square flap gate well, the equipment shaft barrel 1 is a whole equipment foundation frame, and the whole equipment height can be customized according to the conditions of on-site water inlet and outlet and water gap elevation.

An overhaul platform 10 is arranged at a position of-2.000 m in the well and communicated with the flap valve room and the well chamber in the well, 2.000m of clearance is convenient for overhaul personnel to stand and operate, the lower part of the overhaul platform 10 is an inlet well and an outlet well, and the pipeline position of the inlet well and the outlet well can be changed according to the field condition.

The maintenance platform 10 is used for operating the water pump maintenance valve 16, the flap valve opening and maintenance of the flap valve opening and closing device 3, the operation of the opening and closing device, the hoisting of the trash rack 6 and the cleaning operation.

The dry season sewage and the initial rainwater enter a downstream sewage treatment system through a lift pump 5 and a pressure conveying pipeline 17; the large-flow rainwater in rainy season enters the rainy season water outlet area through the overflow weir 4, passes through the flap valve opening and closing device 3 and is discharged out through the rainy season outer discharge pipe 8; wherein the orientation of the water inlet and outlet pipes can be changed by the field condition.

The utility model has the characteristics of integral manufacture, convenient installation, no backflow and long service life, wherein, after the dry season sewage passes through the trash rack 6, large particles and floaters are intercepted and then are sent to a subsequent sewage treatment system through the lifting pump 5 and the pressure conveying pipeline 17; in rainy season, the initial rainfall is small and is still lifted to a sewage treatment system through a lifting pump 5, and when the rainfall is gradually increased, rainwater enters an overflow water outlet area through an overflow weir 4 and is discharged outside; during dry seasons, the form of lift pump 5 and pressure conveying pipeline 17 can effectively reduce the influence that gravity flow drainage received the topography, and the interception effect that trash rack 6 produced can effectively improve the life of sewage lift pump 5, avoids too frequent maintenance, and during rainy season, big water yield adopts the overflow form to reduce rivers and to the inside impact of equipment, can effectively prolong equipment life, has higher use value, is applicable to the similar project and promotes.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the utility model, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the utility model.

Claims

1. The utility model provides a terminal distribution of rain and sewage device of integration, includes equipment pit shaft barrel (1), its characterized in that: the bottom of the equipment shaft cylinder (1) is provided with an overflow weir (4), and the overflow weir (4) divides the equipment shaft cylinder (1) into two parts, namely a dry season water outlet area and a rainy season water outlet area;

the input end of the dry season water outlet area is provided with a water inlet pipe (7), and the joint of the water inlet pipe (7) and the dry season water outlet area is provided with a trash rack (6);

a liquid level meter (13) and a lifting pump (5) are arranged in the dry season water outlet area, and the output end of the lifting pump (5) is connected with a pressure conveying pipeline (17);

one side of the rainy season water outlet area is provided with a rainy season water outlet pipe (9), the output end port of the rainy season water outlet pipe (9) is provided with a flap valve opening and closing device (3), the output end of the flap valve opening and closing device (3) is connected with a flap valve equipment well body (2), and the output end of the flap valve equipment well body (2) is connected with an rainy season outer discharge pipe (8).

2. The integrated terminal rain and sewage diversion device of claim 1, wherein: the inner wall of the well chamber of the equipment shaft cylinder (1) is integrally spliced by adopting glass fiber reinforced plastics, and the maintenance platform (10) is arranged inside the equipment shaft cylinder (1).

3. An integrated terminal rain and sewage diversion device according to claim 2 wherein: the top of the equipment shaft cylinder body (1) is provided with an inspection manhole (12), the inner wall of the equipment shaft cylinder body (1) is provided with a ladder stand (11), and the ladder stand (11) extends to an inspection platform (10) through the inspection manhole (12).

4. The integrated terminal rain and sewage diversion device of claim 1, wherein: the inner side of the top of the equipment shaft cylinder (1) is provided with an overhauling lifting hook (15), and the center of the inner side of the top of the equipment shaft cylinder (1) is provided with a ventilation lighting device (14).

5. The integrated terminal rain and sewage diversion device of claim 1, wherein: the output end of the pressure conveying pipeline (17) is connected with a subsequent sewage treatment system, and a water pump maintenance valve (16) is arranged on the pipeline of the pressure conveying pipeline (17).