CN109163224A - A kind of municipal drainage pipeline leakage monitoring system - Google Patents
A kind of municipal drainage pipeline leakage monitoring system Download PDFInfo
- Publication number
- CN109163224A CN109163224A CN201811047151.7A CN201811047151A CN109163224A CN 109163224 A CN109163224 A CN 109163224A CN 201811047151 A CN201811047151 A CN 201811047151A CN 109163224 A CN109163224 A CN 109163224A
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- drainage pipeline
- gully
- flow sensor
- flow
- monitoring system
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 238000009434 installation Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 8
- 238000001514 detection method Methods 0.000 description 5
- 239000010865 sewage Substances 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 206010023204 Joint dislocation Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
A kind of municipal drainage pipeline leakage monitoring system, comprising: the first gully is connected with drainage pipeline；Second gully is connected with the first gully and drainage pipeline；First flow sensor, between the first gully and the interface and the second gully and the interface of drainage pipeline of drainage pipeline；Second flow sensor, after the drainage channel of the second gully；The flow that drainage pipeline is detected by second flow sensor, is transmitted to central control system for its measured value；Central control system determines municipal drainage pipeline with the presence or absence of leakage or blocking according to the measured value of second flow sensor.Monitoring system through the invention can reduce various drainline problems and occur, and guarantee that sewerage system works normally.
Description
Technical field
The present invention relates to a kind of inspection of pipe-line system leakage and system is determined, more particularly, to a kind of municipal drainage pipeline
Leakage monitoring system.
Background technique
Closely come, with the development of science and technology, the progress in city, social communal facility has also obtained significantly changing
It is kind, also have been to be concerned by more and more people the sewerage system in city.In urban construction, sewerage system is dimension
The key link for holding municipal works normal use is the important component of the infrastructure of urban construction.Urban construction is necessary
The water supply and sewerage pipeline in city is constantly improve, so that the supply and drain water system in city is played its basic effect, to promote China city
The development of city's construction.
Sewerage system is city " excretory system ", is responsible for rainwater, sanitary sewage and industrial wastewater and precipitation
Collection, conveying and processing function, are the Important Projects in Urbanization Construction, are the important components of " sponge city " construction.
Be embedded in the drainage pipeline of underground usually because quality of materials, construction quality, burn into basement process be improper, traffic dynamic load,
The various reasons such as base depression and cause pipe joint dislocation disconnect, tube body crack, breakage, inspection shaft well body infiltration isostructuralism damage
Wound, easily causes sewage to exosmose, in the higher area of level of ground water, underground water can be not tight from pipeline in the lower area of level of ground water
Mi Chu penetrates into.The backfilling material that may result in pipeline is penetrated into as gap enters drainpipe, largely pours in backfill
Have a possibility that leading to line clogging.
Since subsoil drain belongs to underground concealed engineering, its defect is often not easy to be found by operating personnel, together
When, if can not monitor in time, pipeline just will appear cavity when leaking serious, once there are the structures such as crack damages for pipeline
Safety accident is lost so as to cause generation or can be occurred to wound phenomena such as perhaps pipeline Lack of support will collapse.Cause
This needs the various detection techniques of integrated application for the quality for ensuring drainage pipeline, reinforces the detection of drainage pipeline, reduces various
Drainline problems occur, and guarantee that sewerage system works normally.
In the prior art, The Second Construction Co., Ltd. of China Construction Seventh Engineering Division discloses one in the invention of CN201510802059.7
Humidity is arranged by the way that waterproof layer is arranged outside drainage pipeline in kind urban underground water drainage pipe road leakage orienting system outside waterproof layer
Sensor judges that discharge pipe line leaks when humidity sensor detection humidity is greater than threshold value.CN201610088117.9's
Patent of invention proposes a kind of drainage pipeline leakage detection method, by being arranged inner insulating layer outside discharge pipe line, conductive layer and
External insulation layer connects the conductive layer by leak detecting device, detects its resistance, when resistance hypermutationization is more than threshold value, sentences
Disconnected discharge pipe line leaks.The above-mentioned prior art is required in the external setting detection layers of drainage pipeline, and installation process is multiple
It is miscellaneous and be easily damaged.
Summary of the invention
The present invention provides a kind of municipal drainage pipeline leakage monitoring system, is able to solve the above problem of the prior art.
As one aspect of the present invention, a kind of municipal drainage pipeline leakage monitoring system is provided, comprising: the first draining
Well is connected with drainage pipeline, is exported after receiving rainfall by drainage pipeline；Second gully, by the first valve with
And second valve be connected respectively with the first gully and drainage pipeline；Water level sensor is set in the second gully,
For monitoring the water level of the second gully；Local control closes the second valve in non-supervised state, in the second gully
Water level closes the first valve when reaching threshold value；First flow sensor, is set in drainage pipeline, be located at the first gully with
Between the interface of drainage pipeline and the second gully and the interface of drainage pipeline；Second flow sensor, is set to drainpipe
In road, after the drainage channel of the second gully；The local control is zero in the detected value of first flow sensor
And the water level of second gully triggers monitor state when reaching threshold value, open second valve；Pass through second flow
Sensor detects the flow of drainage pipeline, its measured value is transmitted to central control system；Central control system is according to described
The measured value of two flow sensors determines municipal drainage pipeline with the presence or absence of leakage.
Further, the central control system is small in its measured value when the measured value of second flow sensor is stablized
When flow threshold, judge that the drainage pipeline has leakage.
Further, the central control system further includes memory module and time integral computing module, when it is in
When monitor state, memory module record second flow sensor is drained since the second gully into draining end time section
Flow value；When the stably measured value of the second flow sensor is higher than flow threshold, judge that municipal drainage pipeline is normal；When
When lower than flow threshold, total amount of drainage S1 is calculated by time integral computing module after the draining of the second gully, is passed through
Total amount of drainage S1 calculates v=S1/S2, appearance water volume when wherein S2 is the second gully watermark threshold；When v is less than fractional threshold
When, judge that drainage pipeline has leakage；When v is greater than fractional threshold, judging drainage pipeline, there is no leakages, but exist stifled
Plug.
Further, the fractional threshold is 80 ~ 90%.
Further, the time integral computing module calculate in the following way total amount of drainage S1:S1=, wherein Ti is single calculating cycle, can be such as 2s, and Qb is the flow of start time in Ti period, and Qe is
The flow of Ti last moment in period.
Further, the flow threshold is according to sealing drainage pipeline corresponding second gully threshold level when initial installation
The flow of draining determines.
Further, drainage pipeline is constituted between the drainage channel of second gully and the second flow sensor
Monitoring channel.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the municipal drainage pipeline leakage monitoring system of the embodiment of the present invention.
Specific embodiment
In order to illustrate more clearly of technical solution of the present invention, embodiment will be used simply to be situated between the present invention below
Continue, it should be apparent that, be described below in be only one embodiment of the present of invention, for those of ordinary skill in the art come
It says, without any creative labor, other technical solutions can also be obtained according to these embodiments, also belonged to
Disclosure of the invention range.
The municipal drainage pipeline leakage monitoring system of the embodiment of the present invention, leakage and blocking for municipal drainage pipeline
Monitoring, referring to Fig. 1, including the first gully, the second gully, the first valve, the second valve, local control is first-class
Quantity sensor, second flow sensor and central control system (not shown).
It is output at sewage by the first gully and drainage pipeline for receiving rainwater in rainfall by drainage pipeline
It manages in factory or river.Second gully does not receive rainfall directly, is connected by the first valve with the first gully, leads to simultaneously
The second valve is crossed to be connected with drainage pipeline.Water level sensor is set in the second gully, the water of the second gully can be monitored
Position.Local control can control the switch of the first valve and the second valve, non-according to the testing result of water level sensor
When monitor state, local control closes the second valve, and in rainfall water, the second gully receives the rainwater of the first gully,
When the water level of the second gully reaches threshold value, the first valve is closed, the second gully no longer receives rainwater.
It is set in drainage pipeline first flow sensor, positioned at the interface and second of the first gully and drainage pipeline
Between gully and the interface of drainage pipeline；Second flow sensor, is set in drainage pipeline, positioned at the second gully
After drainage channel.Between second gully and the interface and second flow sensor of discharge pipe line, the prison of drainage pipeline is formed
Survey channel.First flow sensor and second flow sensor are volume flow sensor, and detected value can be by wireless
Network transmission is to central control system.
In rainfall, first flow sensor is able to detect that the drain discharge of discharge pipe line；After rainfall, first
The detected value of flow sensor gradually decreases to zero.At this point, local control triggers monitoring shape according to the water level of the second gully
State, the triggering monitoring shape when the detected value of first flow sensor is zero and the water level of second gully reaches threshold value
State opens the second valve, exports the ponding in the second gully by discharge pipe line, examined by second flow sensor
The flow for surveying drainage pipeline, is transmitted to central control system for its measured value；Central control system is according to second flow sensor
Measured value, when the measured value of second flow sensor is stablized, when its measured value is lower than flow threshold, judge the drainage pipeline
Judge that the drainage pipeline has leakage in the presence of leakage.The flow threshold can be according to sealing drainage pipeline when initial installation corresponding the
The flow of two gully threshold levels draining determines.
Through the above embodiments of the present invention, it can be realized the leak supervision for drainage pipeline, guarantee drainage pipeline system
System works normally.However, being influenced in drainage pipeline by rubbish, sandstone, it may result in and block, when it is blocked
It is to also result in flow reduction, above-described embodiment can not determine that flow reduction is as blocking or as caused by leakage.
As a further improvement of the present invention, in the preferred embodiment of the present invention, central control system further includes memory module
And time integral computing module, when its is in the monitoring state, memory module records second flow sensor from the second draining
Well starts the flow value in draining to draining end time section；When the stably measured value of the second flow sensor is higher than flow
When threshold value, judge that municipal drainage pipeline is normal；When being lower than flow threshold, pass through time product after the draining of the second gully
Point computing module calculates total amount of drainage S1, and S1=, wherein Ti is single calculating cycle, it can be such as 2s,
Qb is the flow of start time in Ti period, and Qe is the flow of last moment in Ti period；V=S1/S2 is calculated by total amount of drainage S1,
Appearance water volume when wherein S2 is the second gully watermark threshold；When v is less than fractional threshold, judges that drainage pipeline exists and let out
Leakage；When v is greater than fractional threshold, judging drainage pipeline, there is no leakages, but there is blocking.The fractional threshold can be set to
80 ~ 90%, such as can be set to 90%.
Herein according to specifically exemplary embodiments describe the present invention.Those skilled in the art is come
It says and is carrying out replacement appropriate without departing from the scope of the invention or modifying will be apparent.Exemplary embodiment is only
It is illustrative, rather than limits the scope of the present invention, the scope of the present invention is defined by the appended.The above institute
Only presently preferred embodiments of the present invention is stated, is not intended to limit the scope of the present invention.It is all in spirit of the invention and
Any modification, equivalent replacement, improvement and so within principle, are included within the scope of protection of the present invention.
Claims (5)
1. a kind of municipal drainage pipeline leakage monitoring system, comprising: the first gully is connected with drainage pipeline, receives drop
It is exported after rain by drainage pipeline；Second gully, by the first valve and the second valve respectively with the first gully with
And drainage pipeline is connected；Water level sensor is set in the second gully, for monitoring the water level of the second gully；Office
Portion's controller closes the second valve in non-supervised state, and the first valve is closed when the water level of the second gully reaches threshold value；
First flow sensor, is set in drainage pipeline, positioned at the interface and the second gully of the first gully and drainage pipeline
Between the interface of drainage pipeline；Second flow sensor, is set in drainage pipeline, and the draining positioned at the second gully is logical
After road；The local control is zero in the detected value of first flow sensor and the water level of second gully reaches
Monitor state is triggered when threshold value, opens second valve；The flow that drainage pipeline is detected by second flow sensor, by it
Measured value is transmitted to central control system；Central control system determines municipal administration according to the measured value of the second flow sensor
Drainage pipeline is with the presence or absence of leakage.
2. municipal drainage pipeline leakage monitoring system according to claim 1, it is characterised in that: the central control system
When the measured value of second flow sensor is stablized, when judging that its measured value is less than flow threshold, judge that the drainage pipeline exists
Leakage.
3. municipal drainage pipeline leakage monitoring system according to claim 1, it is characterised in that: the first flow sensing
Device and second flow sensor are volume flow sensor.
4. municipal drainage pipeline leakage monitoring system according to claim 1, it is characterised in that: the flow threshold according to
The flow of the corresponding second gully threshold level draining of sealing drainage pipeline determines when initial installation.
5. municipal drainage pipeline leakage monitoring system according to claim 1, it is characterised in that: second gully
The monitoring channel of drainage pipeline is constituted between drainage channel and the second flow sensor.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811047151.7A CN109163224B (en) | 2018-09-09 | 2018-09-09 | Municipal drainage pipeline leakage monitoring system |
| CN201910872938.5A CN110542022B (en) | 2018-09-09 | 2018-09-09 | Municipal drainage pipeline leakage monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811047151.7A CN109163224B (en) | 2018-09-09 | 2018-09-09 | Municipal drainage pipeline leakage monitoring system |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910872938.5A Division CN110542022B (en) | 2018-09-09 | 2018-09-09 | Municipal drainage pipeline leakage monitoring system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109163224A true CN109163224A (en) | 2019-01-08 |
| CN109163224B CN109163224B (en) | 2020-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910872938.5A Active CN110542022B (en) | 2018-09-09 | 2018-09-09 | Municipal drainage pipeline leakage monitoring system |
| CN201811047151.7A Active CN109163224B (en) | 2018-09-09 | 2018-09-09 | Municipal drainage pipeline leakage monitoring system |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910872938.5A Active CN110542022B (en) | 2018-09-09 | 2018-09-09 | Municipal drainage pipeline leakage monitoring system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111338270B (en) * | 2020-04-07 | 2020-11-10 | 四川省水利科学研究院 | Small-area agricultural irrigation water consumption monitoring system based on slope water supply |
| CN114087541B (en) * | 2021-11-18 | 2023-06-27 | 安徽东鸿水务环境工程有限公司 | Wisdom pipe network water balance monitoring system |
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| WO1991017324A1 (en) * | 1990-05-03 | 1991-11-14 | Maellinen Reijo | Apparatus for closing mounting tubes watertightly |
| KR20140131116A (en) * | 2013-05-03 | 2014-11-12 | 이정필 | Drain pipe of leak detection devices |
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| CN207405726U (en) * | 2017-08-10 | 2018-05-25 | 李强 | The drainage system against rain that a kind of urban construction uses |
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| DE19536472A1 (en) * | 1995-09-29 | 1997-04-03 | Siemens Ag | Device for determining concentration profiles of liquid or gaseous substances along a route |
| CN103423598B (en) * | 2013-09-02 | 2015-08-26 | 大连莱力柏信息技术股份有限公司 | A kind of seepage determination methods based on water supply network flow Real-Time Monitoring |
| CN204664884U (en) * | 2015-05-27 | 2015-09-23 | 无锡市政设计研究院有限公司 | A kind of warning device of simple and easy drain line blockage |
| CN205776509U (en) * | 2016-07-15 | 2016-12-07 | 衢州帝鼎电子科技有限公司 | A kind of alarm device of gardens supply channel |
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- 2018-09-09 CN CN201811047151.7A patent/CN109163224B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991017324A1 (en) * | 1990-05-03 | 1991-11-14 | Maellinen Reijo | Apparatus for closing mounting tubes watertightly |
| KR20140131116A (en) * | 2013-05-03 | 2014-11-12 | 이정필 | Drain pipe of leak detection devices |
| US20160320261A1 (en) * | 2015-04-29 | 2016-11-03 | Medeng Research Institute Ltd. | Pipeline Leak Detection System |
| CN105465613A (en) * | 2015-11-19 | 2016-04-06 | 中建七局第二建筑有限公司 | Urban subsurface drainage pipeline leakage locating system and construction method thereof |
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| CN206459023U (en) * | 2016-11-28 | 2017-09-01 | 北京中昌天盛科技有限公司 | The monitoring device and system of aqueduct |
| CN206817179U (en) * | 2017-05-03 | 2017-12-29 | 南京朗坤自动化有限公司 | Drainage pipeline networks on-line monitoring system |
| CN207405726U (en) * | 2017-08-10 | 2018-05-25 | 李强 | The drainage system against rain that a kind of urban construction uses |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110542022A (en) | 2019-12-06 |
| CN109163224B (en) | 2020-05-29 |
| CN110542022B (en) | 2021-03-26 |
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Effective date of registration: 20200429 Address after: 236000 No. 26 Renmin East Road, Yingquan District, Fuyang City, Anhui Province Applicant after: Anhui Luxing Construction Project Management Co., Ltd Address before: 054000 Xingtai Province, Gao Qiao Road, No. 79, Hebei Applicant before: Han Shaopeng |
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