CN112503402B - Underground water supply and drainage pipeline leakage monitoring device and monitoring method - Google Patents
Underground water supply and drainage pipeline leakage monitoring device and monitoring method Download PDFInfo
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- CN112503402B CN112503402B CN202011354849.0A CN202011354849A CN112503402B CN 112503402 B CN112503402 B CN 112503402B CN 202011354849 A CN202011354849 A CN 202011354849A CN 112503402 B CN112503402 B CN 112503402B
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/08—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe
- F16L41/12—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe using attaching means embracing the pipe
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/18—Arrangements for supervising or controlling working operations for measuring the quantity of conveyed product
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- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a leakage monitoring device and a leakage monitoring method for an underground water supply and drainage pipeline, and relates to the technical field of water conservancy monitoring. Including water inlet and delivery port, be equipped with water supply and drainage pipe between water inlet and the delivery port, water supply and drainage pipe is last to be equipped with a plurality of branch pipelines, all be equipped with monitoring mechanism on water supply and drainage pipe and the branch pipeline, monitoring mechanism include with water supply and drainage pipe, branch pipeline pipe wall fixed connection's leading pipe, the leading pipe both ends are equipped with the monitoring pipe, be equipped with the pivot on the monitoring pipe, the pivot is located the intraductal part of monitoring and is equipped with the breakwater, the pivot is located the outside part of monitoring pipe and is equipped with the response piece, be equipped with the speed inductor on the monitoring pipe outer wall, the speed inductor is corresponding with the response piece. The invention has the beneficial effects that: the water leakage area of the water leakage pipe can be accurately judged.
Description
Technical Field
The invention relates to the technical field of water conservancy monitoring, in particular to a device and a method for monitoring leakage of an underground water supply and drainage pipeline.
Background
At present, 16 direct current converter stations, 27 alternating current ultrahigh voltage transformer stations and a plurality of transformer stations of 500 kilovolts or below are put into operation in China. A large amount of water supply and drainage outside the station, water supply, drainage and fire fighting water pipelines in the station exist below the ground of the transformer substation, and the pipe networks can cause pipeline damage due to factors such as aging, falling, corrosion, foundation sinking, poor construction process of pipeline joints, overlarge local stress of pipelines and the like of pipeline coatings in long-time operation, so that leakage is caused, and the leakage degree is usually increased from small to large. If pipeline leakage cannot be found and repaired in time, the following hazards may be caused along with the aggravation of the leakage degree:
1. the pipeline runs unsmoothly, which causes local water accumulation.
2. The leakage water flow washes out the equipment and the soil and stones around the building foundation, so that the foundation stress layer is damaged, the stability of the foundation is influenced, and the running safety of the equipment is influenced.
3. The normal operation of a water cooling system is influenced by leakage of water supply and drainage of the converter station, so that the whole safe and stable operation of the converter station can be influenced.
Although there are many monitoring methods in the prior art, no accurate region can be determined.
Disclosure of Invention
The invention aims to provide a guide wall foundation pit excavating device which can accurately judge a water leakage area of a water leakage pipe.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the utility model provides an underground water supply and drainage pipeline leakage monitoring device, includes water inlet and delivery port, be equipped with water supply and drainage pipeline between water inlet and the delivery port, water supply and drainage pipeline is last to be equipped with a plurality of minutes pipelines, water supply and drainage pipeline all is equipped with monitoring mechanism on saying with the branch, monitoring mechanism include with water supply and drainage pipeline, minute pipeline pipe wall fixed connection's leading water pipe, the leading water pipe both ends are equipped with the monitoring pipe, be equipped with the pivot on the monitoring pipe, the pivot is located the intraductal part of monitoring and is equipped with the breakwater, the pivot is located the outside part of monitoring pipe and is equipped with the response piece, be equipped with the speed inductor on the monitoring pipe outer wall, the speed inductor is corresponding with the response piece.
The outside of the water conduit is provided with a fixed block, the upper part of the fixed block is detachably connected with a rotating block, and two pipe orifices of the monitoring pipe are positioned in the rotating block.
And a hard rubber pad is arranged between the fixed block and the rotating block.
The fixed block is provided with a first rotating column, the lower portion of the rotating block is provided with a second rotating column, and the first rotating column is connected with the second rotating column in an inserting mode.
The monitoring device further comprises a controller, and the controller is connected with the plurality of monitoring mechanisms.
Comprises the following steps of (a) carrying out,
1) The rotating speed V1 of the rotating shaft of the water inlet is recorded by the monitoring mechanism, the corresponding water flow speed S1 is calculated according to the V1,
2) Then the rotating speed V2 of the rotating shaft of the water inlet of the branch pipeline is recorded through the monitoring mechanism, the corresponding water flow speed S2 is calculated according to the V2,
3) Then the rotating speed V3 of the rotating shaft at the water outlet of the branch pipeline is recorded, and the corresponding water flow speed S3 is calculated according to V3,
4) If the sum of all S2 is less than S1, it proves that there is leakage on the main pipeline, if S3 is less than S2, it proves that there is leakage on the branch pipeline
The monitoring mechanisms on the branch pipelines are arranged at equal intervals and are recorded independently.
Compared with the prior art, the invention has the beneficial effects that:
1. rivers in water supply and drainage pipe and the branch pipeline pass through the leading water pipe and get into to the monitoring intraductal, and the rivers in the monitoring pipe can produce the breakwater and strike, and make the pivot rotate, the slew velocity of response piece can be measured to the speed inductor to can obtain the slew velocity of pivot, thereby can calculate the speed of rivers, thereby can be with the speed digitization of rivers, the numerical value size that each monitoring mechanism was judged to the rethread confirms the region of leaking, has strengthened the accuracy of monitoring.
2. The utility model discloses a monitoring device, including leading water pipe, diversion pipe, fixed block, monitoring mechanism, water diversion pipe outside is equipped with the fixed block, fixed block upper portion can be dismantled and be connected with the turning block, two mouths of pipe of monitoring pipe are located the turning block, and along with the time increase that monitoring mechanism used, the dirt that exists in the rivers leads to monitoring data inaccurate very easily to lead to monitoring mechanism to become invalid, the fixed block can be dismantled with the turning block and be connected, can lift the breakwater off and clear up, has further guaranteed the accuracy of whole device.
3. Be equipped with the stereoplasm rubber pad between fixed block and the turning block, the leakproofness between fixed block and the turning block has been strengthened to the stereoplasm rubber pad, prevents that the monitoring mechanism from appearing the phenomenon of leaking, has further guaranteed the accuracy of whole device.
4. Be equipped with first rotation post on the fixed block, the turning block lower part is equipped with the second and rotates the post, first rotation post rotates the post with the second and pegs graft, the setting of first rotation post and second rotation post can guarantee that the turning block can realize dismantling fast, has improved maintenance efficiency, has reduced intensity of labour.
5. The water leakage monitoring system is characterized by further comprising a controller, wherein the controller is connected with the multiple monitoring mechanisms, the controller can record data of the multiple monitoring mechanisms and monitor the data in real time, and the accurate position of a water leakage area can be obtained in time.
6. The leakage area can be accurately judged by the monitoring method, and the general position of the leakage point can be judged.
Description of the drawings:
fig. 1 is a front view of the present invention.
Fig. 2 is an enlarged schematic view at I of fig. 1.
FIG. 3 is a schematic view showing the connection between the water guard and the rotating shaft.
Fig. 4 is a schematic view showing the connection relationship between the first rotating column and the second rotating column.
Fig. 5 is a cross-sectional view of the first rotating column.
FIG. 6 is a schematic diagram of the connection of the controller to the monitoring mechanism.
Reference numerals shown in the drawings:
11. a water inlet; 12. a water outlet; 13. a water supply and drainage pipeline; 14. dividing pipelines; 2. a monitoring mechanism; 21. A water conduit; 22. monitoring the pipe; 23. a rotating shaft; 24. a water baffle; 25. an induction block; a 26 speed sensor; 31. a fixed block; 32. rotating the block; 4. a hard rubber pad; 51. a first rotating column; 52. a second rotating cylinder; 6. and a controller.
Detailed Description
As shown in the drawings, the invention is described below in conjunction with specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention can be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope defined by the present application.
Example (b):
the invention relates to an underground water supply and drainage pipeline leakage monitoring device, which comprises a water inlet 11 and a water outlet 12, wherein a water supply and drainage pipeline 13 is arranged between the water inlet 11 and the water outlet 12, a plurality of branch pipelines 14 are arranged on the water supply and drainage pipeline 13, monitoring mechanisms 2 are arranged on the water supply and drainage pipeline 13 and the branch pipelines 14, each monitoring mechanism 2 comprises a water guide pipe 21 fixedly connected with the pipe walls of the water supply and drainage pipeline 13 and the branch pipelines 14, monitoring pipes 22 are arranged at two ends of the water guide pipe 21, a rotating shaft 23 is arranged on the monitoring pipe 22, a water baffle plate 24 is arranged at the part of the rotating shaft 23 positioned in the monitoring pipe 22, a sensing block 25 is arranged at the part of the rotating shaft 23 positioned outside the monitoring pipe 22, a speed sensor 26 is arranged on the outer wall of the monitoring pipe 22, the speed sensor 26 corresponds to the sensing block 25, water flow in the water supply and drainage pipeline 13 and the branch pipelines 14 enters the monitoring pipe 22 through the water guide pipe 21, impact is generated on the water baffle plate 24, so that the rotating shaft 23 rotates, the rotating speed sensor 26 can measure the rotating speed of the sensing block 25, the water flow, the leakage speed of the water guide pipe 23, the water flow can be accurately calculated, and the leakage of each monitoring mechanism, and the leakage area can be accurately determined, and the leakage of each leakage area can be further determined.
In order to further guarantee the accuracy of whole device, leading water pipe 21 outside is equipped with fixed block 31, fixed block 31 upper portion can be dismantled and be connected with turning block 32, two mouths of pipe of monitoring pipe 22 are located turning block 32, and along with the time increase of monitoring mechanism 2 use, the dirt that exists leads to the monitoring data inaccurate very easily in the rivers to lead to monitoring mechanism 2 to become invalid, fixed block 31 can be dismantled with turning block 32 and be connected, can lift breakwater 24 off and clear up, has further guaranteed the accuracy of whole device.
In order to further ensure the accuracy of the whole device, a hard rubber pad 4 is arranged between the fixed block 31 and the rotating block 32, the sealing performance between the fixed block 31 and the rotating block 32 is enhanced by the hard rubber pad 4, the water leakage phenomenon of the monitoring mechanism 2 is prevented, and the accuracy of the whole device is further ensured.
In order to reduce intensity of labour, be equipped with first rotation post 51 on the fixed block 31, the turning block 32 lower part is equipped with the second and rotates post 52, first rotation post 51 rotates post 52 with the second and pegs graft, the setting up of first rotation post 51 and second rotation post 52 can guarantee that the turning block 32 can realize dismantling fast, has improved maintenance efficiency, has reduced intensity of labour.
In order to obtain the accurate position of the water leakage area in time, the water leakage monitoring device further comprises a controller 6, the controller 6 is connected with the monitoring mechanisms 2, the controller 6 can record the data of the monitoring mechanisms 2 and monitor the data in real time, and the accurate position of the water leakage area can be obtained in time.
A monitoring method of a leakage monitoring device of an underground water supply and drainage pipeline 13 comprises the following steps,
1) The rotating speed V1 of the rotating shaft 23 of the water inlet 11 is recorded through the monitoring mechanism 2, the corresponding water flow speed S1 is calculated according to V1,
2) Then the rotating speed V2 of the rotating shaft 23 of the water inlet 11 of the branch pipeline 14 is recorded by the monitoring mechanism 2, the corresponding water flow speed S2 is calculated according to V2,
3) Then the rotating speed V3 of the rotating shaft 23 at the water outlet 12 of the branch pipeline 14 is recorded, the corresponding water flow speed S3 is calculated according to V3,
4) If the sum of all S2 is less than S1, the leakage phenomenon is proved to exist on the main pipeline, if the sum is equal, the leakage area does not exist on the water supply and drainage pipeline 13, if S3 is less than S2, the leakage phenomenon exists on the branch pipeline 14, if the sum is equal, the leakage phenomenon does not exist on the branch pipeline 14, and the segmented monitoring is realized.
The monitoring mechanism 2 on the branch pipeline 14 is arranged at equal intervals and is independently recorded, the position of a leakage area can be accurately positioned, and when a plurality of leakage points exist, the positions of the leakage points can be timely judged.
Claims (5)
1. The utility model provides an underground water supply and drainage pipeline leakage monitoring device, includes water inlet and delivery port, be equipped with water supply and drainage pipeline between water inlet and the delivery port, be equipped with a plurality of minutes pipelines on the water supply and drainage pipeline, its characterized in that: the water supply and drainage pipeline and the branch pipeline are respectively provided with a monitoring mechanism used for determining a leakage area, the monitoring mechanism comprises a water diversion pipe fixedly connected with the pipe walls of the water supply and drainage pipeline and the branch pipeline, monitoring pipes are arranged at two ends of the water diversion pipe, water flow in the water supply and drainage pipeline and the branch pipeline enters the monitoring pipes through the water diversion pipe, a rotating shaft is arranged on the monitoring pipes, a water baffle is arranged at the part of the rotating shaft, which is positioned in the monitoring pipes, a sensing block is arranged at the part of the rotating shaft, which is positioned outside the monitoring pipes, a speed sensor is arranged on the outer wall of the monitoring pipes, and the speed sensor corresponds to the sensing block; a fixed block is arranged outside the water conduit, the upper part of the fixed block is detachably connected with a rotating block, and two pipe orifices of the monitoring pipe are positioned in the rotating block; the fixed block is provided with a first rotating column, the lower portion of the rotating block is provided with a second rotating column, and the first rotating column is connected with the second rotating column in an inserting mode.
2. The underground water supply and drainage pipeline leakage monitoring device of claim 1, wherein: and a hard rubber pad is arranged between the fixed block and the rotating block.
3. The underground water supply and drainage pipeline leakage monitoring device of claim 1, wherein: the monitoring device further comprises a controller, and the controller is connected with the plurality of monitoring mechanisms.
4. The method for monitoring the leakage monitoring device of the underground water supply and drainage pipeline according to any one of the claims 1 to 3, wherein the method comprises the following steps: comprises the following steps of (a) preparing a solution,
1) The rotating speed V1 of the rotating shaft of the water inlet is recorded through the monitoring mechanism, the corresponding water flow speed S1 is calculated according to the V1,
2) Then the rotating speed V2 of the rotating shaft at the water inlet of the branch pipeline is recorded by the monitoring mechanism, the corresponding water flow speed S2 is calculated according to V2,
3) Then the rotating speed V3 of the rotating shaft at the water outlet of the branch pipeline is recorded, and the corresponding water flow speed S3 is calculated according to V3,
4) If the sum of all S2 is less than S1, the leakage phenomenon is proved to exist on the main pipeline, and if S3 is less than S2, the leakage phenomenon is proved to exist on the branch pipeline.
5. A method of monitoring an underground water supply and drainage pipeline according to claim 4, wherein the method further comprises the steps of: the monitoring mechanisms on the branch pipelines are arranged at equal intervals and are recorded independently.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011354849.0A CN112503402B (en) | 2020-11-27 | 2020-11-27 | Underground water supply and drainage pipeline leakage monitoring device and monitoring method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011354849.0A CN112503402B (en) | 2020-11-27 | 2020-11-27 | Underground water supply and drainage pipeline leakage monitoring device and monitoring method |
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| CN112503402A CN112503402A (en) | 2021-03-16 |
| CN112503402B true CN112503402B (en) | 2023-02-28 |
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| CN101178325A (en) * | 2007-12-04 | 2008-05-14 | 福州金源泉科技有限公司 | Flow measurement instrument |
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| CN205228562U (en) * | 2015-11-28 | 2016-05-11 | 怀化建南电子科技有限公司 | Electronic intelligence water gauge flow count ware |
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| CN109185711A (en) * | 2018-09-09 | 2019-01-11 | 韩少鹏 | Municipal drainage pipeline leakage monitoring construction method and monitoring method |
| CN210464582U (en) * | 2019-10-09 | 2020-05-05 | 北京同心建筑有限公司 | Flow counter of municipal drainage pipe |
| CN210486970U (en) * | 2019-10-30 | 2020-05-08 | 福建省中坚环保科技有限公司 | Municipal administration is with novel drainage pipe flow monitoring device |
| CN210603444U (en) * | 2019-10-21 | 2020-05-22 | 福建省中坚环保科技有限公司 | Flow monitoring device convenient to detach for water supply pipeline |
-
2020
- 2020-11-27 CN CN202011354849.0A patent/CN112503402B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101178325A (en) * | 2007-12-04 | 2008-05-14 | 福州金源泉科技有限公司 | Flow measurement instrument |
| CN103576631A (en) * | 2012-08-07 | 2014-02-12 | 珠海康宝莱仪表有限公司 | Water supply network information system for water supply network |
| CN205228562U (en) * | 2015-11-28 | 2016-05-11 | 怀化建南电子科技有限公司 | Electronic intelligence water gauge flow count ware |
| CN107061997A (en) * | 2017-03-28 | 2017-08-18 | 智润科技有限公司 | Set up the method and monitoring system of multichannel water-supply structure leakage loss condition monitoring pipe network |
| CN109185711A (en) * | 2018-09-09 | 2019-01-11 | 韩少鹏 | Municipal drainage pipeline leakage monitoring construction method and monitoring method |
| CN210464582U (en) * | 2019-10-09 | 2020-05-05 | 北京同心建筑有限公司 | Flow counter of municipal drainage pipe |
| CN210603444U (en) * | 2019-10-21 | 2020-05-22 | 福建省中坚环保科技有限公司 | Flow monitoring device convenient to detach for water supply pipeline |
| CN210486970U (en) * | 2019-10-30 | 2020-05-08 | 福建省中坚环保科技有限公司 | Municipal administration is with novel drainage pipe flow monitoring device |
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| CN112503402A (en) | 2021-03-16 |
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