CN108755899B

CN108755899B - Municipal drainage system

Info

Publication number: CN108755899B
Application number: CN201810557987.5A
Authority: CN
Inventors: 施鑫镛
Original assignee: Anhui Zhishidai Technology Co Ltd
Current assignee: Anhui zhishidai Technology Co., Ltd
Priority date: 2018-06-01
Filing date: 2018-06-01
Publication date: 2020-11-10
Anticipated expiration: 2038-06-01
Also published as: CN108755899A

Abstract

The invention discloses a municipal drainage system, which comprises a sewer mouth cover plate, a filtering assembly, a flow guide device, a sedimentation tank and a sewer, wherein the sedimentation tank is arranged below the flow guide device, one side of the sedimentation tank is connected with the sewer, a floating plate is arranged below the flow guide device, a salvage net is arranged in the sedimentation tank, and the salvage net is arranged on the right side of the floating plate; the invention can effectively filter out the articles such as leaves and the like mixed in the rainwater, and prevent the sewer from being blocked to influence the drainage efficiency; particulate matters such as gravel are filtered and precipitated, and excessive gravel is prevented from directly entering a sewer, so that the water passing cross section of the sewer is reduced, the problem of blockage of the sewer is effectively solved, floaters in a drainage system can be conveniently collected and treated, and the floaters are prevented from being accumulated in the drainage system for a long time.

Description

Municipal drainage system

Technical Field

The invention belongs to the technical field of urban drainage waterlogging prevention engineering, and particularly relates to a municipal drainage system.

Background

The municipal drainage system is a very important civil engineering, better drainage is often needed to prevent water accumulation on the road surface after a large rain, the existing municipal drainage system is easy to block, and as sundries washed by rainwater are more, the sundries usually enter a sewer together with leaves, silt and the like, the drainage system is not smooth, the drainage capacity is reduced, the water accumulation on the road surface is caused, the road condition is complicated, and the vehicle driving is influenced; as impurities are accumulated in the pipe, the water passage cross section of the sewer is reduced, the drainage capacity is deteriorated, and the filtered matter accumulated in the drainage system cannot be cleaned, so that the filtered matter is accumulated in the drainage system for a long time, and the drainage capacity of the drainage system is reduced.

Disclosure of Invention

The municipal drainage system is used for overcoming the defects of the prior art and is easy to clean filter substances and improve the drainage capacity of a sewer.

In order to achieve the purpose, the invention adopts the following technical scheme: the municipal drainage system comprises a sewer opening cover plate, a filtering assembly, a flow guide device, a sedimentation tank and a sewer, wherein the sedimentation tank is arranged below the flow guide device, one side of the sedimentation tank is connected with the sewer, a floating plate is arranged below the flow guide device, a salvage net is arranged in the sedimentation tank, and the salvage net is arranged on the right side of the floating plate; the water flow flows into a drainage system from a sewer port cover plate, large objects such as leaves mixed in the water flow are filtered when passing through a filtering assembly, the large objects such as the leaves are prevented from entering a sewer to block the sewer, the water flow is guided into a sedimentation tank through a flow guide device, sedimentation is performed in the sedimentation tank, the objects floating on the water surface in the water flow are intercepted on the right side of a floating plate through the arrangement of the floating plate, the floating objects are prevented from entering the sewer to block the sewer, a fishing net is folded, the floating objects intercepted by the floating plate can be collected into the fishing net, the intercepted floating objects are fished up through the fishing net, and the influence on drainage capacity caused by excessive floating objects in the sedimentation tank is avoided; silt can deposit in the sedimentation tank, avoids rivers to mix in silt and directly gets into in the sewer and influences drainage system's drainage ability.

Preferably, the municipal drainage system further comprises a lower water bin, and a detection channel is further arranged on the right side of the lower water bin; the rivers fall through the sump of launching, and the staff can enter into the testing channel, detects drainage system, regular clearance drainage system.

Preferably, the detection channel is connected with the lower water bin, a detection table is arranged above the sedimentation tank, and the detection table is arranged at the position of a channel opening of the detection channel; can reach through the testing channel and examine test table on, examine test table and locate the guide plate below, can not cause the influence to examining test table yet when the guide plate is launched, the staff can dredge the sedimentation tank on examining test table, the convenient periodic cleaning to the sedimentation tank.

Preferably, a fishing motor is arranged on the detection platform, and the fishing net is connected with an output shaft of the fishing motor through a connecting rope; when collecting the floater in the sedimentation tank, start the salvage motor, make the salvage motor begin to rotate, drive and connect the rope and bind on the output shaft round the output shaft, and then pack up the salvage net, the bottom of the sedimentation tank is arranged in to the salvage net, and the wire side shrink when the salvage net was packed up, will float in the floater income salvage net on the surface of water, plays the effect of collecting aquatic floater.

Preferably, a top cover is arranged above the detection channel, a protective net is arranged below the top cover, one end of the protective net is fixedly connected with the inner wall of the detection channel, and the other end of the protective net is detachably connected with the inner wall of the detection channel; the top cover is arranged to protect the detection channel, so that the upper part of the detection channel can be used as a normal road surface when the detection channel is not used; the inner wall of the detection channel is provided with a hook, the right end of the protective net is provided with a round hole, and the right end of the protective net is connected with the inner wall of the detection channel through the hook and the round hole; when the top cover is lost, the protective net plays a role in protecting passing personnel and prevents the passing personnel from accidentally falling into the detection channel to cause accidents.

Preferably, a filter screen is further arranged in the sedimentation tank, and the bottom surface of the sedimentation tank is lower than the bottom surface of the sewer; the bottom surface setting with the sedimentation tank is less than the sewer bottom surface, makes the rainwater deposit the back in the sedimentation tank, and the precipitate sinks in the sedimentation tank bottom surface, and in the upper clear liquid can flow into the sewer, through the setting of filter screen, the gravel etc. in the rainwater that makes to flow into in the sewer refines more, prevents that silt from piling up the water area who causes the sewer in the sewer and reducing, influences drainage ability.

Preferably, a mud suction device is arranged in the sedimentation tank and is arranged below the fishing net; detect in the sedimentation tank after the staff reachs detecting the platform, when the precipitate in the discovery sedimentation tank is too much, the mud device is inhaled in the operatable carries out work, clears up the precipitate of sedimentation tank bottom through inhaling the mud device, and it is too much to make things convenient for the precipitate to pile up in the sedimentation tank, influences the normal work of sedimentation tank.

Preferably, the mud suction device comprises a breather pipe and a mud conveying pipeline which are arranged on the inner wall of the detection channel, a vent hole arranged at the lower end of the mud conveying pipeline, a breather cavity communicated with the breather pipe and a mud suction hopper arranged below the mud conveying pipeline; inhale mud device and keep away from through the siphon, ventilate to inhaling mud device, make and inhale mud fill and inhale the mud effect, conveniently carry out periodic cleaning to the sedimentation tank, discharge silt outside drainage system through defeated mud pipeline, make things convenient for the staff to unify the processing to exhaust silt.

Preferably, the filtering component is arranged below the sewer opening cover plate and comprises a screen, sliding blocks arranged at two ends of the screen and springs for connecting the screen and the sliding blocks; the screen is connected through the spring, so that the screen vibrates when water flow impacts the screen, small-particle sand stones blocked on the screen are shaken off, and the influence of the blockage of the screen on the drainage efficiency is prevented; through the fixed screen cloth of slider, when regularly clearing up the screen cloth, conveniently take out the screen cloth, clear up objects such as the filterable leaf above, improve drainage system's drainage ability.

Preferably, the inner wall of the upper end of the lower water sump is provided with a sliding chute corresponding to the sliding block; through the cooperation of spout and slider, make the filter assembly installation more convenient, when regular clearing up the screen cloth, pull up the slider along the spout, simple structure convenient operation.

The invention has the following advantages: the device can effectively filter out the articles such as leaves and the like mixed in the rainwater, and prevent the sewer from being blocked to influence the drainage efficiency; particulate matters such as gravel are filtered and precipitated, and excessive gravel is prevented from directly entering a sewer, so that the water passing cross section of the sewer is reduced, the problem of blockage of the sewer is effectively solved, floaters in a drainage system can be conveniently collected and treated, and the floaters are prevented from being accumulated in the drainage system for a long time.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the structure of the sliding groove on the inner wall of the lower water bin.

Fig. 3 is a schematic structural view of the mud suction device of the present invention.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-3, the municipal drainage system comprises a sewer opening cover plate 1, a filtering assembly, a flow guiding device, a sedimentation tank 4 and a sewer 5, wherein the sewer opening cover plate 1, the filtering assembly, the flow guiding device and the sedimentation tank 4 are distributed from top to bottom, the sedimentation tank 4 is arranged below the flow guiding device, one side of the sedimentation tank 4 is connected with the sewer 5, the filtering assembly is arranged below the sewer opening cover plate 1, the filtering assembly comprises a screen 2, sliders 21 arranged at two ends of the screen 2 and springs 22 connecting the screen 2 and the sliders 21, the screen 2 can filter impurities such as leaves falling along water, the aperture of the screen 2 is larger than the diameter of sand, and sand in the water can smoothly fall through the screen; when water flow falls from the sewer opening cover plate 1, leaves, plastic bags and other objects in the water flow are filtered by the screen 2, are filtered by the screen 2 and are collected on the screen 2, and sand falls from the apertures of the screen 2 and enters the sedimentation tank 4; the arrangement of the screen 2 effectively prevents large objects such as leaves from entering the sewer and prevents the sewer 5 from being blocked by the objects such as the leaves; when rivers drop and strike and make on screen cloth 2, spring 22 produces vibrations, drives screen cloth 2 vibrations, prevents that the sieve mesh on the screen cloth 2 from being blockked up by the grit, the effectual plug that shakes off on the sieve mesh.

The municipal drainage system also comprises a lower water bin 7, and a sliding groove 711 corresponding to the sliding block 21 is arranged on the inner wall 71 at the upper end of the lower water bin 7; the lower water bin 7 is arranged below the sewer opening cover plate 1, and water flow falls to the sedimentation tank 4 from the lower water bin 7; when the screen 2 is cleaned regularly, the sewer opening cover plate 1 is opened, the sliding block 21 slides out along the sliding groove 711, so that the screen 2 is taken out of the sewer bin 7, and impurities on the screen 2 are cleaned; after the sundries on the screen 2 are cleaned, the sliding block 21 is installed in the sliding groove 711 again, so that the sliding block 21 falls down along the sliding groove 711, and the screen 2 is installed; through the cooperation of slider 21 and spout 711, make the dismouting of screen cloth 2 more convenient, easily operation.

The flow guide assembly comprises a flow guide plate 31 arranged on the inner wall 71 of the lower water silo and a water retaining block 32 arranged on the flow guide plate 31, the water retaining block 32 is fixedly connected to the flow guide plate 31, a longitudinal flow guide groove is formed in the flow guide plate 31, and the upper part of the water retaining block 32 is of an arc-shaped structure; the surface of the guide plate 31 is arranged obliquely, one end of the guide plate 31 is fixedly connected with the inner wall 71 of the lower water bin, the other end of the guide plate 31 is bent downwards to form an inclined plane, a lower water hole is formed in the middle of the guide plate 31, and water flows to the lower water hole along the guide plate 31 and falls to the sedimentation tank 4 from the lower water hole; the water blocking block 32 is arranged above the lower water hole, the lower end of the water blocking block 32 is provided with a bracket, the bracket is fixedly connected to the guide plate 31, the water hole is covered by the water blocking block 32, and the falling water flow is prevented from directly falling into the lower water hole and has a buffering effect on the water flow; the upper part of the water blocking block 32 is arranged in an arc shape, and the characteristic of strong arch support is utilized to prevent the water blocking block 32 from being damaged due to overlarge impact force of the flushed water flow, and the water flow falling on the water blocking block 32 can fall along the arc surface of the water blocking block 32, so that the water flow is prevented from being accumulated on the water blocking block 32 to increase the burden of a water blocking block bracket; the guide plate 31 is provided with a longitudinal guide groove, so that water flow falling on the guide plate 31 can better fall along the guide plate 31, and the water flow is prevented from being accumulated on the guide plate 31; set up guiding device and prevent that rivers from directly falling to sedimentation tank 4 in via filtering component directly from sewer mouth apron 1 department, stir mild rivers in sedimentation tank 4, influence the precipitation effect, reduce the gravitational potential energy of rivers through guiding device, make rivers slowly fall into sedimentation tank 4, avoid the rivers of whereabouts to cause the influence to the sediment in sedimentation tank 4, reduce drainage system's drainage efficiency.

A filter screen 41 is arranged in the sedimentation tank 4, and the bottom surface of the sedimentation tank 4 is lower than the bottom surface of the sewer 5; filter screen 41 joint in 4 bottom surfaces of sedimentation tank, filter screen 41 is higher than 4 highest liquid levels of sedimentation tank, 4 bottom surfaces of sedimentation tank are less than 5 bottom surfaces of sewer, when rivers fall into sedimentation tank 4 in, because the bottom surface of sedimentation tank 4 is lower, rivers deposit in sedimentation tank 4, precipitate such as grit in the messenger rivers is to 4 bottoms of sedimentation tank, when the liquid level in sedimentation tank 4 exceeds the bottom surface of sewer 5, supernatant in the sedimentation tank 4 flows into sewer 5, when the supernatant in sedimentation tank 4 flows, through filter screen 41, filter screen 41 mesh aperture is less, filter the supernatant once more, make the grit particulate matter diameter in sewer 5 litters and so on, prevent that too much entering sewer 45 from causing sewer 5 to diminish through the cross-section, influence drainage efficiency.

The lower end of the guide plate 31 is provided with a floating plate 42, the floating plate 42 is connected with the guide plate 31 through a connecting rod 421, and the floating plate 42 is sleeved on the connecting rod 421; the connecting rod 421 is fixedly connected to the guide plate 31, and the floating plate 42 can slide up and down on the connecting rod 421 according to the height of the liquid level; the floating plate 42 is arranged to enable the floating plate 42 to float on the liquid level, so that some tiny floaters floating on the water surface in water flow are blocked, and the floaters are prevented from entering the sewer 5 to cause blockage of the sewer 5 and influence the drainage efficiency of the sewer 5.

A detection channel 6 is further arranged on the right side of the lower water sump 7, a crawling ladder 62 is arranged in the detection channel 6, the detection channel 6 is connected with the lower water sump 7, a detection table 63 is arranged above the sedimentation tank 4, and the detection table 63 is arranged at a channel opening of the detection channel 6; when the staff is carrying out periodic cleaning to drainage system, accessible cat ladder 62 enters into drainage system inside through detecting channel 6 on entering into detecting platform 63 to conveniently observe the sediment situation in the sedimentation tank 4, clear up the effect to the precipitate in the sedimentation tank 4.

A mud suction device 43 is arranged in the sedimentation tank 4, the mud suction device 43 comprises a breather pipe 431 and a mud conveying pipeline 432, the breather pipe 431 and the mud conveying pipeline 432 are both arranged in the inner wall of the detection channel 6, a top cover 61 is arranged at the upper end of the detection channel 6, and the top cover 61 is in contact with one ends of the breather pipe 431 and the mud conveying pipeline 432; the mud suction device 43 further comprises a ventilation cavity 435, a ventilation hole 438 and a mud suction hopper 434, the ventilation pipe 431 is communicated with the ventilation cavity 435, the ventilation hole 438 is arranged at the lower end of the mud conveying pipeline 432, the mud suction hopper 434 is arranged below the mud conveying pipeline 432 and is fixedly connected with the mud conveying pipeline 432, and the mud suction hopper 434 is arranged at the bottom of the sedimentation tank 4; the air vents 438 are uniformly arranged at the lower end of the mud conveying pipeline 432, and the air vents 438 are arranged obliquely downwards; when the staff detects sedimentation tank 4 on examining test table 63, when needing to clear up sedimentation tank 4, open top cover 61, make mud pipeline 432 and breather pipe 431 expose, ventilate for breather pipe 431 through an air pump dolly 8, breather pipe 431 links to each other with air pump dolly 8 through a gas-supply pipe 81, gas enters into ventilation chamber 435 through breather pipe 431, gas enters into mud pipeline 432 through air vent 438, because air vent 438 slope sets up downwards, make to change ascending air current in the mud pipeline 432, mud absorption fill 434 carries out the suction effect to sedimentation tank 4 bottom, inhale mud in mud absorption fill 434, the rethread mud pipeline 432 is carried to subaerial, make things convenient for follow-up staff to carry out the unified processing to the absorptive mud.

A protective net 65 is arranged below the top cover 61, one end of the protective net 65 is fixedly connected with the inner wall of the detection channel 6, and the other end of the protective net 65 is detachably connected with the inner wall of the detection channel 6; the top cover 61 is arranged to protect the detection channel 6, so that the upper part of the detection channel 6 can be used as a normal road when not in use; a hook is arranged on the inner wall of the detection channel 6, a round hole is arranged at the right end of the protective net 65, and the right end of the protective net 65 is connected with the inner wall of the detection channel through the hook and the round hole; when the top cover 61 is lost, the protective net 65 protects the passing personnel and prevents the passing personnel from accidentally falling into the detection channel to cause accidents.

The settling pond 4 is also internally provided with a salvaging net 44, the salvaging net 44 is arranged at the right side of the floating plate 42, the salvaging net 44 is arranged above the mud suction device 43, the edge of the salvaging net 44 is provided with a buoy, so that the end point of the salvaging net 44 can float on the water surface, and the lower end of the salvaging net is immersed in the settling pond 4; a fishing motor 64 is arranged on the detection table 63, and the fishing net 44 is connected with an output shaft of the fishing motor 64 through a connecting rope 441; when the staff need carry out regular clearance to drainage system, get into detection passageway 6 and go down to detecting platform 63, start salvage motor 64, salvage motor 64 begins work, make the connection rope 441 of connection on the motor output shaft rotate round the motor output shaft, thereby tighten up and connect rope 441 pulling salvage net 44, pack up salvage net 44, salvage net 44 packs up the in-process, the floater that is intercepted by kickboard 42 on the surface of water is collected, thereby play the effect of salvaging the floater, effectual floater to in sedimentation tank 4 is cleared up, prevent that too much floater from piling up in sedimentation tank 4.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. Municipal drainage system, including sewer mouth apron (1), filtering component, guiding device, sedimentation tank (4) and sewer (5), sedimentation tank (4) are located guiding device below, sedimentation tank (4) one side links to each other with sewer (5), guiding device below is equipped with kickboard (42), its characterized in that: a salvaging net (44) is arranged in the sedimentation tank (4), and the salvaging net (44) is arranged on the right side of the floating plate (42); the municipal drainage system also comprises a drainage bin (7), and a detection channel (6) is arranged on the right side of the drainage bin (7); a mud suction device (43) is arranged in the sedimentation tank (4), and the mud suction device (43) is arranged below the fishing net (44); the mud suction device (43) comprises a breather pipe (431) and a mud conveying pipeline (432) which are arranged on the inner wall of the detection channel (6), a vent hole (438) which is arranged at the lower end of the mud conveying pipeline (432), a breather cavity (435) communicated with the breather pipe (431) and a mud suction hopper (434) which is arranged below the mud conveying pipeline (432); the filter assembly is arranged below the sewer opening cover plate (1), and comprises a screen (2), sliding blocks (21) arranged at two ends of the screen (2) and springs (22) connecting the screen (2) and the sliding blocks (21); a sliding groove (711) corresponding to the sliding block (21) is arranged on the inner wall (71) at the upper end of the lower water sump (7); the flow guide device comprises a flow guide plate (31) arranged on the inner wall of the lower water sump (7) and a water retaining block (32) arranged on the flow guide plate (31); the water blocking block (32) is fixedly connected to the guide plate (31), a longitudinal guide groove is formed in the guide plate (31), and the upper portion of the water blocking block (32) is of a circular arc-shaped structure.

2. The municipal drainage system of claim 1, wherein: the detection channel (6) is connected with the lower water sump (7), a detection platform (63) is arranged above the sedimentation tank (4), and the detection platform (63) is arranged at the channel opening of the detection channel (6).

3. The municipal drainage system of claim 2, wherein: the detection table (63) is provided with a fishing motor (64), and the fishing net (44) is connected with an output shaft of the fishing motor (64) through a connecting rope (441).

4. The municipal drainage system of claim 1, wherein: the detection channel (6) top is equipped with detachable top cap (61), top cap (61) below is equipped with protection network (65), protection network (65) one end with detection channel (6) inner wall links firmly, the other end with the connection can be dismantled to detection channel (6) inner wall.

5. The municipal drainage system of claim 1, wherein: still be equipped with filter screen (41) in sedimentation tank (4), sedimentation tank (4) bottom surface is less than sewer (5) bottom surface.