CN109610596A - Based on the pressure sensing municipal pipeline of rainwater - Google Patents

Based on the pressure sensing municipal pipeline of rainwater Download PDF

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Publication number
CN109610596A
CN109610596A CN201811379214.9A CN201811379214A CN109610596A CN 109610596 A CN109610596 A CN 109610596A CN 201811379214 A CN201811379214 A CN 201811379214A CN 109610596 A CN109610596 A CN 109610596A
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CN
China
Prior art keywords
level
rainwater
storm sewer
pipe
unhurried current
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Granted
Application number
CN201811379214.9A
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Chinese (zh)
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CN109610596B (en
Inventor
陈孝义
陈仁义
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Wenzhou Fengcheng Construction Co Ltd
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Wenzhou Fengcheng Construction Co Ltd
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Priority to CN201811379214.9A priority Critical patent/CN109610596B/en
Publication of CN109610596A publication Critical patent/CN109610596A/en
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    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F1/00Methods, systems, or installations for draining-off sewage or storm water
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F3/00Sewer pipe-line systems
    • E03F3/02Arrangement of sewer pipe-lines or pipe-line systems
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F3/00Sewer pipe-line systems
    • E03F3/04Pipes or fittings specially adapted to sewers
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means

Abstract

The invention discloses one kind to be based on the pressure sensing municipal pipeline of rainwater, is related to municipal wastewater processing technology field.Technical points include storm sewer and the sewage conduct that is set to below storm sewer, conduction pipe is provided on the upside of the inner wall of the sewage conduct, the vertical middle part of the conduction pipe is provided with demarcation plate along horizontal axis, conduction pipe is divided into the torrent channel for being set to upside and is set to the unhurried current channel of downside by the demarcation plate, is provided with several unidirectional unhurried current pieces in the unhurried current channel;Connecting pipe is provided between the storm sewer and conduction pipe, it include horizontally disposed horizontal segment in the connecting pipe, level-one hydraulic pressure sensor is provided in the storm sewer, the connecting pipe is provided with level-one shut-off valve, second level hydraulic pressure sensor is provided in the horizontal segment, second level shut-off valve is provided in the torrent channel, the present invention has the advantages that prevent polluted gas in sewage conduct from entering in storm sewer.

Description

Based on the pressure sensing municipal pipeline of rainwater
Technical field
The present invention relates to municipal wastewater process fields, more specifically, it relates to which a kind of be based on the pressure sensing city of rainwater Political affairs pipeline.
Background technique
Municipal discharge principle should be rain sewage diversion, so municipal drainage pipe distribution system can be mainly divided into sewage pipe system With rainwater guard system.Wherein the stringing of sewage conduct is normally at the deeper position of ground end relative to the stringing of storm sewer.
Currently, the Chinese patent that notification number is CN205000440U discloses one kind based on the pressure sensing municipal administration pipe of rainwater Road, including sewage inlet, wastewater influent pipeline and sewage outlet conduit, further include rainwater water inlet, the rainwater water inlet It is equipped with switch above mouthful and controls the switch control box that the switch opens and closes, the rainwater water inlet passes through the rain Water water inlet line connects settling tank, and the settling tank is discharged transverse tube with rainwater by rainwater outlet conduit and connect, and the rainwater goes out Water transverse tube is equipped with several apopores, the rainwater water inlet line, the settling tank, the rainwater outlet conduit and the rain Water water outlet transverse tube is set in rain drop erosion pond, and the sewage inlet is connected by wastewater influent pipeline and the rain drop erosion pond It connects.
In the prior art be similar to it is above-mentioned based on the pressure sensing municipal pipeline of rainwater, in rainwater water inlet line and dirt After waterpipe connection, the polluted gas due to not necessarily being filled up completely by rainwater in pipeline, therefore in sewage conduct may be along pipe The space that do not filled up by rainwater in road moves into storm sewer, the rainwater in possible contaminated rain water pipeline.
Summary of the invention
Problem in view of the prior art, the purpose of the present invention is to provide one kind based on the pressure sensing municipal administration pipe of rainwater Road has the advantages that prevent polluted gas in sewage conduct from entering in storm sewer.
To achieve the above object, the present invention provides the following technical scheme that it is a kind of based on the pressure sensing municipal administration pipe of rainwater Road is provided on the upside of the inner wall of the sewage conduct and leads including storm sewer and the sewage conduct being set to below storm sewer The vertical middle part in flow tube road, the conduction pipe is provided with demarcation plate along horizontal axis, and conduction pipe is divided by the demarcation plate It is set to the torrent channel of upside and is set to the unhurried current channel of downside, be provided with several unidirectional unhurried currents in the unhurried current channel Piece;It is provided with connecting pipe between the storm sewer and conduction pipe, includes horizontally disposed level in the connecting pipe Section, the level-one hydraulic pressure sensor for detecting water level in storm sewer, the connecting pipe face are provided in the storm sewer The level-one cut-off opened when the water level in storm sewer reaches level-one hydraulic pressure sensor threshold values is provided with to one end of storm sewer Valve is provided with the second level hydraulic pressure sensor for water level in detection level section in the horizontal segment, is arranged in the torrent channel There is the water level in horizontal segment to reach the second level shut-off valve opened when second level hydraulic pressure sensor threshold values.
By using above-mentioned technical proposal, rainwater flows in storm sewer, when rainwater precipitation is promoted, in storm sewer Water level rises, and after the threshold values for reaching level-one hydraulic pressure sensor, level-one shut-off valve will be opened, and the part rainwater in storm sewer will Enter the unhurried current channel of conduction pipe by connecting pipe, is flowed into sewage conduct in circulation road of postponing, and due to channel of flowing slowly It is interior that there is unidirectional unhurried current piece, therefore when only rain flows in channel of flowing slowly piece that unidirectionally flows slowly can just generate deformation, flow slowly The gap flowed through for rainwater is generated in channel.And check valve sheet will not be opened when non-rain flows into, it is therefore prevented that sewage conduct Interior back flow of gas flows into storm sewer.And when storm sewer internal water accumulation is more, can not be also completely exhausted out by channel of flowing slowly, then Rainwater can be such that the water level of the horizontal segment of conduction pipe rises, and after the threshold value that horizontal segment reaches second level hydraulic pressure sensor, second level Shut-off valve will be opened, so that rainwater can also be flowed out out of torrent channel simultaneously, accelerate rainwater and be discharged into the speed in sewage conduct, and It is filled with rainwater in conduction pipe during discharge, ensure that the gas in sewage conduct cannot be introduced into.Therefore either Big flow or small flow discharge rainwater into sewage conduct, and this programme, which can play, prevents polluted gas in sewage conduct The advantages of entering storm sewer.
The present invention is further arranged to: it is fixedly connected on demarcation plate on the upside of the unidirectional unhurried current piece, it is described unidirectional slow It is connected on the downside of flow on the downside of unhurried current channel and is extended with to outflow extreme direction and thicken edge.
By using above-mentioned technical proposal, the downside that is fixedly arranged at the upper side of the unidirectional piece that flows slowly abuts setting, therefore in rainwater Washing away under the downside of unidirectional unhurried current piece can swing and generate the gap that passes through for rainwater;And since the piece that unidirectionally flows slowly is to outflow Extreme direction, which is extended with, thickeies edge, therefore the piece that causes unidirectionally flow slowly can be to one side to overturn of outflow end, without holding one to turn on one's side to flowing into Turn.
The present invention is further arranged to: the downside in the unhurried current channel is set flowing into end side protrusion close to unidirectional unhurried current piece It is equipped with convex edge, the convex edge is connected to the unidirectional unhurried current on piece.
By using above-mentioned technical proposal, convex edge can be contacted with unidirectional unhurried current piece, and further genuine limitation is unidirectional Unhurried current piece to flow into end one side to overturn.
The present invention is further arranged to: the connecting pipe further includes one end connection storm sewer other end connection horizontal segment Enter water one end upper vertical section connected with one end horizontal segment be discharged one end other end connection conduction pipe lower vertical section, it is described on The non-return valve for preventing gas from flowing to storm sewer from sewage conduct is provided in vertical section and/or lower vertical section.
By using above-mentioned technical proposal, non-return valve one-way conduction, therefore upper vertical section in connecting pipe and/or under Setting in vertical section can play the role of that gas is prevented to flow to storm sewer from sewage conduct.
The present invention is further arranged to: the outer diameter of the horizontal segment is greater than upper vertical section, the second level hydraulic pressure sensor Threshold values is that water level reaches the 2/3 to 3/4 of horizontal segment height.
By using above-mentioned technical proposal, the outer diameter of the horizontal segment is greater than upper vertical section, so that flowing down from upper vertical pipe Rainwater directly horizontal segment will not be filled up, only when the inflow velocity of horizontal segment be greater than the rate of outflow when horizontal segment in water level It can rise.And by the setting of the water level line of the height of setting 2/3, it can be quickly anti-after water level starts accumulation in connection water pipe Second level shut-off valve should be opened.
The present invention is further arranged to: the end in the torrent channel is provided with barrier net, the edge of the barrier net It is welded with cylinder mould, is placed with absorbent tampons in the cylinder mould.
By using above-mentioned technical proposal, obstructs net and is used to that the sundries in sewage conduct to be stopped to enter in torrent channel, Torrent channel is blocked, and by the absorbent tampons that cylinder mould is fixed on the edge of barrier net, it can be in a period of time after absorbing water Play the role of stopping gas, exhaust gas is further prevented to enter torrent channel.
The present invention is further arranged to: the storm sewer is provided at the end that flows into of the connecting pipe and covers at level-one Protection net on the outside of shut-off valve.
By using above-mentioned technical proposal, protection net have the function of protection, prevent sundries by level-one shut-off valve into Enter into connecting pipe.
The present invention is further arranged to: the level-one hydraulic pressure sensor includes that upper end is articulated on the upside of storm sewer inner wall Swing rod, the magnetic strength floating ball for being fixedly connected on swing rod lower end and be set on storm sewer outer wall for magnetic strength floating ball close to triggering Hall sensor.
Sensor can be arranged by using above-mentioned technical proposal using this non-contacting switch of Hall sensor In on pipeline outer wall, contacted so that switch is not necessarily to long-time with water flow, the service life of lifting switch.
The present invention is further arranged to: demarcation plate arc convex under being in.
By using above-mentioned technical proposal, demarcation plate shape convex under being in is increased between unidirectional unhurried current piece and demarcation plate Connection area;Improve the bonding strength between unidirectional unhurried current piece and demarcation plate.
The present invention is further arranged to: the second level shut-off valve and level-one shut-off valve are electric check valve.
By using above-mentioned technical proposal, electric check valve reaction speed is fast, and can be regulated and controled in time, and operation is steady It is fixed.
Compared with prior art, the beneficial effects of the present invention are:
(1) the unidirectional unhurried current piece of setting in unhurried current channel, the unidirectional piece that flows slowly can just be generated when rainwater flows in channel of flowing slowly Deformation, check valve sheet will not be opened when non-rain flows into, it is therefore prevented that back flow of gas flows into storm sewer in sewage conduct;
(2) by the way that second level hydraulic pressure sensor is arranged in horizontal segment;After the threshold value that horizontal segment reaches second level hydraulic pressure sensor, second level Shut-off valve can just be opened, and be filled with rainwater in conduction pipe during discharge, ensure that gas in sewage conduct without Method enters;
(3) it by setting magnetic strength floating ball, realizes and Hall sensor is set on storm sewer outer wall.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of the present embodiment;
Fig. 2 is the enlarged diagram of A in Fig. 1;
Fig. 3 is the enlarged diagram of B in Fig. 1;
Fig. 4 is that sewage conduct schematic structural cross-sectional view is protruded in the present embodiment.
Appended drawing reference: 1, storm sewer;2, sewage conduct;3, conduction pipe;4, connecting pipe;5, upper vertical section;6, water Flat section;7, lower vertical section;8, demarcation plate;9, torrent channel;10, unhurried current channel;11, level-one hydraulic pressure sensor;12, level-one is ended Valve;13, second level hydraulic pressure sensor;14, second level shut-off valve;15, unidirectionally flow slowly piece;16, swing rod;17, magnetic strength floating ball;18, Hall Switch;19, protection net;20, non-return valve;21, fixing groove;22, convex ribs are clamped;23, edge is thickeied;25, convex edge;26, net is obstructed; 27, cylinder mould;28, absorbent tampons.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention will be described in detail.
Embodiment, one kind being based on the pressure sensing municipal pipeline of rainwater, as shown in Figure 1, including storm sewer 1, sewage pipe Road 2, conduction pipe 3 and connecting pipe 4.Sewage conduct 2 is arranged in parallel in 1 lower section of storm sewer, and conduction pipe 3 is fixedly installed on The upper end of 2 inner wall of sewage conduct.Connecting pipe 4 is set between storm sewer 1 and sewage conduct 2, the upper end of connecting pipe 4 and Storm sewer 1 circulates, the lower end of connecting pipe 4 and one end circulation of conduction pipe 3.The other end of conduction pipe 3 is connected to dirt Waterpipe 2.Therefore the one end that connect with communicating pipe of conduction pipe 3, which is constituted, allows the end that flows into of rainwater inflow, conduction pipe 3 it is another End constitutes the outflow end for allowing rainwater to flow out.
Specifically, connecting pipe 4 includes upper vertical section 5, horizontal segment 6 and lower vertical section 7, upper vertical section 5 and lower vertical section 7 In being vertically arranged, for horizontal segment 6 in being horizontally disposed with, the internal diameter of the pipeline of horizontal segment 6 is greater than the pipeline of upper vertical section 5 and lower vertical section 7 Internal diameter, upper vertical section 5 are equal with the internal diameter of the pipeline of lower vertical section 7.The upper end of upper vertical section 5 is connected to storm sewer 1, lower end connection One end of horizontal segment 6;The other end of horizontal segment 6 connects the upper end of lower vertical pipeline, and the lower end of lower vertical pipeline connects diversion pipe Road 3 flows into end.The vertical middle part of conduction pipe 3 is fixed with demarcation plate 8 along horizontal axis, and demarcation plate 8, which divides conduction pipe 3, is It is set to the torrent channel 9 of upside and is set to the unhurried current channel 10 of downside.
The level-one hydraulic pressure sensor 11 for detecting water level in storm sewer 1, upper vertical section 5 are provided in storm sewer 1 Upper end be provided with the water level in storm sewer 1 and reach the level-one shut-off valve 12 opened when level-one 11 threshold values of hydraulic pressure sensor, water The second level hydraulic pressure sensor 13 for water level in detection level section 6 is provided in flat section 6, the end that flows into torrent channel 9 is provided with Water level reaches the second level shut-off valve 14 opened when second level 13 threshold values of hydraulic pressure sensor in horizontal segment 6.Simultaneously in unhurried current channel 10 Interior axially disposed have multiple unidirectional unhurried current pieces 15.
When rainwater precipitation is promoted, water level rises in storm sewer 1, after the threshold values for reaching level-one hydraulic pressure sensor 11, one Grade hydraulic pressure sensor 11 triggers, and opens level-one shut-off valve 12, the part rainwater in storm sewer 1 will by connecting pipe 4 into The unhurried current channel 10 for entering conduction pipe 3 flows into sewage conduct 2 in circulation road 10 of postponing.And due to having in unhurried current channel 10 Unidirectional unhurried current piece 15, therefore when only rain flows in channel 10 of flowing slowly piece 15 that unidirectionally flows slowly can just generate deformation, rainwater exists It generates in unhurried current channel 10 and is flowed through in gap.And when 1 internal water accumulation of storm sewer is more, by flowing slowly, channel 10 can not also arrange completely When out, then rainwater is faster than the rate of outflow in the speed that flows into of horizontal segment 6, so that water level rises in horizontal segment 6.And in horizontal segment 6 After the threshold value for reaching second level hydraulic pressure sensor 13, second level hydraulic pressure sensor 13 is triggered, and open second level shut-off valve 14 will.Rainwater is same When can also be flowed out out of torrent channel 9, accelerate rainwater and be discharged into the speed in sewage conduct 2, and diversion pipe during discharge It is filled with rainwater in road 3, ensure that the gas in sewage conduct 2 cannot be introduced into.
Further, as shown in Figure 1, 2, level-one hydraulic pressure sensor 11 includes that upper end is articulated with 1 upper inside walls of storm sewer Swing rod 16, the Hall switch 18 that is fixedly connected on the magnetic strength floating ball 17 of 16 lower end of swing rod and is set on 1 outer wall of storm sewer. The non-contacting switch of Hall switch 18, contacts without long-time with water flow, the service life of lifting switch.Wherein, magnetic strength floating ball 17 is It is made up of the component that fixed magnet etc can change magnetic field inside floating ball.Hall switch 18 can be fixed on be close in it is floating The top of position after ball floats.When magnetic strength floating ball 17 is close to Hall switch 18, so that the 18 received magnetic field strength of institute of Hall switch Change.The electric signal that Hall switch 18 opens output control after magnetic field strength changes to set threshold value, opens level-one Shut-off valve 12.The 1/2 to 2/3 of 1 water level of storm sewer is arranged in the threshold values of level-one hydraulic pressure sensor 11.Preferably 2/3.
Further, it as shown in Figure 1, level-one shut-off valve 12 is electric check valve, is exported by level-one hydraulic pressure sensor 11 Electric signal come control opening and closing.Storm sewer 1 is provided at the end that flows into of hydraulic pressure sensor and covers at the outside of level-one shut-off valve 12 Protection net 19.Protection net 19 has the function of protection, prevents sundries from entering connecting pipe 4 by level-one shut-off valve 12 It is interior.
Prevent conduction pipe 3 to 1 direction of storm sewer as shown in Figure 1, being provided in upper vertical section 5 and lower vertical section 7 Non-return valve 20.20 one-way conduction of non-return valve can play the role of that gas is prevented to flow to storm sewer 1 from sewage conduct 2.
As shown in Figure 1, the structure of second level hydraulic pressure sensor 13 is similar in level-one hydraulic pressure sensor 11, it also include being articulated with The swing rod 16 for holding 6 upper inside walls of horizontal segment is fixedly connected on the magnetic strength floating ball 17 of 16 lower end of swing rod and is set to 6 outer wall of horizontal segment On Hall switch 18.The threshold values of second level hydraulic pressure sensor 13 can be the 2/3 to 3/4 of water level arrival 6 height of horizontal segment, implement 3/4 is used in example.After water level rises to 3/4 in connection water pipe, second level cut-off is opened in 13 fast reaction of second level hydraulic pressure sensor Valve 14.
As shown in Figure 1,3, the lower end surface of demarcation plate 8 arc convex under being in.In unhurried current channel 10, unidirectional 15 edge of piece of flowing slowly Axial uniform branch, and the fixing groove 21 for fixed unidirectional unhurried current piece 15 is offered in the downside of demarcation plate 8.Unidirectional unhurried current piece Gentle 10 cross sectional shape of circulation road of 15 cross sectional shape is identical, and is rubber material.The upside integrally connected of unidirectional unhurried current piece 15 There is thickness to be thicker than the clamping convex ribs 22 of unidirectional unhurried current piece 15.Clamping convex ribs 22 are connected in fixing groove 21, realize unidirectional unhurried current Piece 15 eases up being fixedly connected between circulation road 10.And the downside for the piece 15 that unidirectionally flows slowly is connected to unhurried current 10 lower wall of channel, and Thickening is extended with along 23 to outflow extreme direction in the lower end of unidirectionally unhurried current piece 15.Thicken along 23 unidirectionally to flow slowly piece 15 be not easy to Flow into one side to overturn of end.And it is further, the downside in channel 10 of flowing slowly is set flowing into end side protrusion close to unidirectional unhurried current piece 15 It is equipped with convex edge 25, convex edge 25 fits with unidirectional unhurried current piece 15 in the closure state in unidirectionally unhurried current piece 15, further road limit The unidirectional unhurried current piece 15 of system is to flowing into one side to overturn of end.And in order to reduce blocking of the convex edge 25 to water flow, convex edge 25 is towards flowing into end Side side wall be set as inclined-plane.
As shown in figure 4, the section in torrent channel 9 is rounded, second level shut-off valve 14 is also electric-control stop valve, is fixed on and anxious Circulation road 9 flows into end, and the outflow end in torrent channel 9 has barrier net 26, and the edge for obstructing the upside of net 26 is welded with cylinder mould 27, interior place of cylinder mould 27 is filled with absorbent tampons 28.Barrier net 26 is for stopping the sundries in sewage conduct 2 to enter torrent channel In 9, absorbent tampons 28 can play the role of stopping gas in a period of time after absorbing water, and exhaust gas is further prevented to enter torrent Channel 9.
It the course of work of the invention and has the beneficial effect that: when water level rises to the 2/3 of whole water level in storm sewer 1 Afterwards, the Hall switch 18 in level-one hydraulic pressure sensor 11 triggers, and opens level-one shut-off valve 12, is introduced into storm sewer 1 Connecting pipe 4 then enters the unhurried current channel 10 of conduction pipe 3.Unidirectional the rushing in rainwater of unhurried current piece 15 flow slowly in channel 10 Lower opening is hit, generates between circulation road 10 and unidirectional unhurried current piece 15 so that rainwater is postponed and is flowed through in gap.And when logical by unhurried current When road 10 can not be also completely exhausted out, water level rises in horizontal segment 6.And behind the 2/3 of horizontal segment 6 to water level, second level hydraulic pressure sensing Device 13 triggers, and open second level shut-off valve 14 will.Rainwater can also be flowed out out of torrent channel 9 simultaneously, accelerated rainwater and be discharged into sewage Speed in pipeline 2.In above two discharge process, the gap flow slowly in channel 10 is generated by water jet propulsion, therefore is not being had When water flow, it is able to maintain closing, so that the polluted gas in sewage conduct 2 can not enter communicating passage by channel 10 of flowing slowly It is interior;And torrent channel 9 only can just open after 6 ponding of horizontal segment, by Man Jishui in torrent channel 9, so that torrent channel 9 It is interior that there is no the gaps entered to polluted gas.Therefore this programme can play prevent in sewage conduct 2 polluted gas into The advantages of entering to storm sewer 1.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims (10)

1. one kind is based on the pressure sensing municipal pipeline of rainwater, including storm sewer (1) and it is set to below storm sewer (1) Sewage conduct (2), it is characterised in that: be provided with conduction pipe (3), the diversion pipe on the upside of the inner wall of the sewage conduct (2) The vertical middle part in road (3) is provided with demarcation plate (8) along horizontal axis, and conduction pipe (3) is divided by the demarcation plate (8) to be set to The torrent channel (9) of upside and the unhurried current channel (10) for being set to downside, the unhurried current channel (10) is interior to be provided with several lists To unhurried current piece (15);Connecting pipe (4), the connecting pipe are provided between the storm sewer (1) and conduction pipe (3) It (4) include horizontally disposed horizontal segment (6) being provided in the storm sewer (1) for detecting storm sewer (1) interior water level in Level-one hydraulic pressure sensor (11), the connecting pipe (4) is provided with towards one end of storm sewer (1) in storm sewer (1) Interior water level reaches the level-one shut-off valve (12) opened when level-one hydraulic pressure sensor (11) threshold values, is provided in the horizontal segment (6) For the second level hydraulic pressure sensor (13) of detection level section (6) interior water level, it is provided in the torrent channel (9) in horizontal segment (6) interior water level reaches the second level shut-off valve (14) opened when second level hydraulic pressure sensor (13) threshold values.
2. according to claim 1 be based on the pressure sensing municipal pipeline of rainwater, it is characterised in that: the unidirectional unhurried current piece (15) it is fixedly connected on demarcation plate (8), is connected on the downside of the unidirectional unhurried current piece (15) under unhurried current channel (10) on the upside of Side and thickening is extended with along (23) to outflow extreme direction.
3. according to claim 1 be based on the pressure sensing municipal pipeline of rainwater, it is characterised in that: the unhurried current channel (10) downside is provided with convex edge (25) flowing into end side protrusion close to unidirectional unhurried current piece (15), and the convex edge (25) is connected to On the unidirectional unhurried current piece (15).
4. according to claim 1 be based on the pressure sensing municipal pipeline of rainwater, it is characterised in that: the connecting pipe It (4) further include that one end connection storm sewer (1) other end connects upper vertical section (5) and one end company that horizontal segment (6) enter water one end Connect horizontal segment (6) water outlet one end other end connection conduction pipe (3) lower vertical section (7), the upper vertical section (5) and/or under The non-return valve (20) for preventing gas from flowing to storm sewer (1) from sewage conduct (2) is provided in vertical section (7).
5. according to claim 3 be based on the pressure sensing municipal pipeline of rainwater, it is characterised in that: the horizontal segment (6) Outer diameter be greater than upper vertical section (5), the threshold values of the second level hydraulic pressure sensor (13) is that water level reaches the 2/ of horizontal segment (6) height 3 to 3/4.
6. according to claim 1 be based on the pressure sensing municipal pipeline of rainwater, it is characterised in that: the torrent channel (9) end is provided with barrier net (26), and the edge of barrier net (26) is welded with cylinder mould (27), in the cylinder mould (27) It is placed with absorbent tampons (28).
7. according to claim 1 be based on the pressure sensing municipal pipeline of rainwater, it is characterised in that: the storm sewer (1) end that flows into of the connecting pipe (4) is provided with the protection net (19) covered on the outside of level-one shut-off valve (12).
8. according to claim 1 be based on the pressure sensing municipal pipeline of rainwater, it is characterised in that: the level-one hydraulic pressure passes Sensor (11) include upper end be articulated on the upside of storm sewer (1) inner wall swing rod (16), be fixedly connected on swing rod (16) lower end Magnetic strength floating ball (17) and the Hall sensor for magnetic strength floating ball (17) close to triggering being set on storm sewer (1) outer wall.
9. according to claim 1 be based on the pressure sensing municipal pipeline of rainwater, it is characterised in that: the demarcation plate (8) Convex arc under being in.
10. according to claim 1 be based on the pressure sensing municipal pipeline of rainwater, it is characterised in that: the second level cut-off Valve (14) and level-one shut-off valve (12) are electric check valve.
CN201811379214.9A 2018-11-19 2018-11-19 Municipal pipeline based on rainwater pressure sensing Active CN109610596B (en)

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CN106638880A (en) * 2016-09-30 2017-05-10 东莞市联洲知识产权运营管理有限公司 Urban rainwater draining system
CN207032430U (en) * 2017-07-29 2018-02-23 江苏万欣管业有限公司 A kind of band pressure sensing municipal wastewater pipeline of rain
CN107740485A (en) * 2017-09-29 2018-02-27 广州市诚铁监理咨询有限公司 A kind of rain dirt part flow arrangement
CN108005208A (en) * 2017-12-05 2018-05-08 浙江五联建设有限公司 Based on the pressure sensing municipal drainage system of rainwater

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114088912A (en) * 2022-01-24 2022-02-25 深圳市水务工程检测有限公司 Fixed city pipe network water source water quality monitoring device
CN114088912B (en) * 2022-01-24 2022-04-22 深圳市水务工程检测有限公司 Fixed city pipe network water source water quality monitoring device

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