CN107796569B - Pipeline leakage detection device, system and method - Google Patents
Pipeline leakage detection device, system and method Download PDFInfo
- Publication number
- CN107796569B CN107796569B CN201710924126.1A CN201710924126A CN107796569B CN 107796569 B CN107796569 B CN 107796569B CN 201710924126 A CN201710924126 A CN 201710924126A CN 107796569 B CN107796569 B CN 107796569B
- Authority
- CN
- China
- Prior art keywords
- pipeline
- leakage
- signal
- exhaust valve
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
- G01M3/243—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations for pipes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2807—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
- G01M3/2815—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes using pressure measurements
Abstract
A pipeline leakage detection device comprises a sealing shell, wherein an elastic membrane is connected to the outer surface of an upper shell, a first exhaust valve is arranged on the upper shell covered by the elastic membrane, and a second exhaust valve is arranged on the elastic membrane; the lower shell is provided with a compressed air bag, a data acquisition module, a controller, a GPS signal transceiving module and a battery. A pipeline leakage detection system comprises a pipeline leakage detection device which is arranged in a feeding pipeline, and an intermediate server and a terminal intelligent server which are arranged outside the pipeline. Based on the device and the system, the invention also relates to two different methods for detecting the leakage of the pipeline. The invention has the beneficial effects that: the pipeline leakage detecting device has the advantages of small volume, simple structure, simple use and variable volume, and can sink and rise flexibly; the system is easy to deploy, easy to monitor, not easy to be interfered, high in detection efficiency and high in leak detection positioning precision; the two leak detection methods are simple to operate and can quickly detect the positions of all the leak ports.
Description
Technical Field
The invention relates to a device, a system and a method for detecting leakage of a pipeline, belonging to the technical field of pipeline leakage detection.
Background
The scale of the underground pipe network in China is very large, and leakage of the underground pipe network not only causes economic loss, but also easily causes various safety accidents. Taking a tap water pipe network as an example, the average tax leakage rate of the tap water pipe network in China is about 30 percent.
The traditional pipeline leakage detection method comprises a passive leakage detection method, an audible leakage detection method, a related leakage detection method, an automatic detection method of water leakage sound, a partition leakage detection method and the like. In general, the pipeline leakage detection method has the defects of time and labor waste, high labor intensity, low detection efficiency, inaccurate leakage point positioning and the like. Specifically, the passive leak detection method needs to be used after the leakage is obviously exposed, such as ground water leakage, ground arching and the like, and if the leakage is not large enough or has no obvious phenomenon, the detection efficiency is low. The audiological leak detection method and the related leak detection method are used for leak detection by using an acoustic method, and are difficult to interfere too much and difficult to implement in urban areas with heavy traffic or in daytime. The partition leak detection method is to divide a water supply area into a plurality of water using cells, and needs to detect the flow of inlet and outlet water to judge whether leakage occurs when the water consumption of a user is very low late at night, so that the use conditions are harsh, and the leakage occurrence point cannot be positioned.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a device, a system and a method for detecting leakage of a pipeline, and aims to solve the problems of time and labor waste, high labor intensity, low detection efficiency and inaccurate leakage point positioning in the conventional pipeline leakage detection method.
The first technical solution of the present invention for solving the above technical problems is as follows: a pipe leak detection apparatus comprising:
the sealing device comprises a sealing shell, a first exhaust valve and a second exhaust valve, wherein the shell is divided into two parts, namely an upper shell and a lower shell, the two parts are connected together through threads, the outer surface of the upper shell is connected with an elastic membrane, the edge of the elastic membrane is fixed on the upper shell, the upper shell covered by the elastic membrane is provided with the first exhaust valve, and the elastic membrane is provided with the second exhaust valve;
the compressed air bag is fixed on the lower shell and is connected with the first exhaust valve through a pipeline;
the data acquisition module is arranged on the surface of the lower shell and used for acquiring data information of liquid flowing in the pipeline;
the controller is arranged in the lower shell, and a data processing module, a data memory and a signal transceiving module are arranged in the controller; the data acquisition module is connected with the data processing module, and the data processing module is connected with the data memory; the signal receiving and transmitting module can transmit signals to the first exhaust valve and the second exhaust valve to control the opening and closing of the first exhaust valve and the second exhaust valve;
the GPS signal transceiving module is arranged in the lower shell;
and the battery is arranged in the shell and is connected with the controller and the GPS signal transceiving module.
Through above-mentioned technical scheme, set up the buoyancy that the elastic membrane covers can increase whole device in the fluid, keep the device and the density of fluid equivalent, can not touch the top and the bottom of pipeline, reduce collision and friction. When the device needs to be lowered, air is exhausted through the first exhaust valve and the fluid with a greater pressure presses on the elastic membrane covering, causing the air to be exhausted. When needing to be inflated again, the second exhaust valve is opened again, and compressed air in the compressed air bag is introduced. The design enables the device to change the buoyancy and flexibly move up and down. And the position of the leakage port is judged and obtained through the fluid signal acquired by the data acquisition module and the position signal transmitted by the GPS signal transceiving module.
The invention is further provided that the threaded connection is tightly sealed by the sealing ring, so that fluid can be further prevented from entering the shell.
The invention is further arranged in that an ultrasonic transmitter and an ultrasonic receiver are arranged in the lower shell, ultrasonic waves can be transmitted and received among the plurality of pipeline leakage detection devices, and the ultrasonic receiver is connected with the signal receiving and transmitting module.
Through the technical scheme, when a plurality of devices are put into use at the same time, ultrasonic signals are transmitted and received mutually, and the plurality of devices are positioned at the leakage port at the same time.
The invention is further configured such that the data acquisition module is a temperature sensor, a pressure sensor or a sound sensor for collecting temperature, pressure or sound signals.
The invention is further arranged that a counterweight is fixed in the lower shell to increase the weight of the shell and adjust the counterweight to make the density of the device close to that of the fluid.
The second technical solution of the present invention for solving the above technical problems is as follows: a pipeline leakage detection system comprises a pipeline leakage detection device which is put into a pipeline, and an intermediate server and a terminal intelligent server which are arranged outside the pipeline, wherein the intermediate server can receive signals transmitted by a signal receiving and transmitting module in a GPS signal receiving and transmitting module and a controller, and can transmit bidirectional data signals with the terminal intelligent server, and the terminal intelligent server can transmit the signals to the signal receiving and transmitting module.
The third technical scheme of the invention for solving the technical problems is as follows: a pipeline leak detection method comprises the following steps:
(1) determining a throwing port according to the estimated leakage point position and the pipeline distribution condition;
(2) a pipeline leakage detection device is put into the device from the putting port, a first exhaust valve and a second exhaust valve of the pipeline leakage detection device are both closed, and an expansion space is formed between the elastic membrane and the upper shell;
(3) before the pipeline leakage detecting device reaches a leakage opening, the information of fluid, including temperature, pressure or sound, changes, the second exhaust valve is opened to release internal air, and the pipeline leakage detecting device sinks;
meanwhile, the GPS signal transceiver module continuously transmits a signal of the position information to the intermediate server;
(4) the terminal intelligent server integrates the received position signal and the fluid information, and the position where the analyzed fluid information changes is the position of the leakage port;
(5) along with the continuous movement of the pipeline leakage detecting device, when the information collected by the data processing module changes gradually and stably, the intermediate server transmits an inflation signal to the signal receiving and transmitting module, the signal receiving and transmitting module transmits an opening signal to the first exhaust valve, compressed air in the compressed air bag is inflated between the elastic membrane and the upper shell, and the pipeline leakage detecting device floats to the original position.
Through the technical scheme, the detection method is simple, only one pipeline leakage detection device needs to be put into the pipeline leakage detection device from the input port, and then the pipeline leakage detection device is observed from the terminal intelligent server. Utilize the mobility of liquid self, all leakage openings of detection pipeline that can be comprehensive quick detect that it is high to detect the accuracy.
The invention is further set that in the step (3), the fluid information is continuously collected by the data collecting module, the pipeline leakage detecting device collects the changed fluid information before reaching the leakage port, the information is processed into digital signals by the data processing module and then stored in the data memory, and the digital signals are transmitted to the intermediate server by the signal transceiving module; after the analysis of the intermediate server, transmitting the analysis result to the terminal intelligent server; the terminal intelligent server transmits an exhaust signal to the signal receiving and transmitting module, the signal receiving and transmitting module transmits an opening signal to the second exhaust valve, internal air is released, and the pipeline leakage detecting device sinks.
The fourth technical scheme of the invention for solving the technical problems is as follows: a pipeline leak detection method comprises the following steps:
(1) determining a throwing port according to the estimated leakage point position and the pipeline distribution condition;
(2) putting more than two pipeline leakage detection devices from the putting port, numbering each pipeline leakage detection device, recording at the terminal intelligent server, closing a first exhaust valve and a second exhaust valve of the pipeline leakage detection devices, and forming an expansion space between the elastic membrane and the upper shell;
(3) before the pipeline leakage detection device reaches a leakage opening, the information of the fluid, including temperature, pressure or sound, is changed; the GPS signal transceiver module continuously transmits a signal of the position information to the intermediate server;
(4) the terminal intelligent server integrates the received position signal and the fluid information, and the position where the analyzed fluid information changes is the position of the leakage port;
(5) because of the force of the fluid deflecting to the leakage opening, if more than two pipeline leakage detection devices stay at the leakage opening, the pipeline leakage detection devices continuously transmit ultrasonic waves and are received by the nearby pipeline leakage detection devices, and the information is processed into digital signals by the data processing module and then transmitted to the intermediate server through the signal transceiver module; the middle server analyzes that the exhaust signal is transmitted to the signal receiving and transmitting module of the pipeline leakage detecting device with the large number, the signal receiving and transmitting module transmits an opening signal to the second exhaust valve to release the internal air, the pipeline leakage detecting device sinks, and only the pipeline leakage detecting device with the minimum number stays at the leakage opening.
Through the technical scheme, the detection method is simple, only a plurality of pipeline leakage detection devices need to be thrown into the intelligent terminal from the throwing-in port, and then the intelligent terminal server is observed. Utilize the mobility of liquid self, all leakage openings of detection pipeline that can be comprehensive quick detect that it is high to detect the accuracy. And, find the pipeline leakage detection device near the leak, just found the position of leak, pipeline leakage detection device has played the warning effect.
The invention is further set that the sinking pipeline leakage detecting device continuously moves along with the fluid, when the information collected by the data processing module changes gradually and stably, the intermediate server transmits an inflation signal to the signal transceiver module, the signal transceiver module transmits an opening signal to the first exhaust valve, the compressed air in the compressed air bag is inflated between the elastic membrane and the upper shell, and the pipeline leakage detecting device floats to the original position.
In conclusion, the invention has the following beneficial effects:
(1) the pipeline leakage detecting device has small volume, simple structure and simple use; the buoyancy is changed by utilizing the variable volume of the self-body, so that the flexible sinking and rising are realized;
(2) the pipeline leakage detection system is easy to deploy, easy to monitor, not easy to interfere and high in detection efficiency; the leak detection positioning precision is high;
(3) the method for detecting the leakage by using the pipeline leakage detecting device is simple, and the positions of all leakage ports can be quickly detected by using the buoyancy of the device and the flow of fluid;
(4) the method for detecting the leakage by utilizing the plurality of pipeline leakage detecting devices increases the ultrasonic interference among the pipeline leakage detecting devices, so that the pipeline leakage detecting devices stay near each leakage port, the positions of all the leakage ports can be seen from the terminal at a glance, and the pipeline leakage detecting devices are easily found to find the leakage ports.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of a pipeline leak detection device;
FIG. 2 is a schematic structural diagram of an embodiment of a pipeline leak detection system;
fig. 3 is a diagram of the operation of an embodiment of a method for leak detection of a pipeline.
Wherein, 1, a pipeline; 2. a pipeline leak detection device; 3. an intermediate server; 4. a terminal intelligent server; 5. a leak port; 6. an upper housing; 7. a lower housing; 8. an elastic film; 9. a first exhaust valve; 10. a second exhaust valve; 11. a data acquisition module; 12. a compressed air bag.
Detailed Description
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.
In order to change the traditional leak detection technology, the invention provides four solutions based on a pipeline leak detection device:
technical scheme one
A pipe leak detection apparatus comprising:
the sealing device comprises a sealing shell, an upper shell and a lower shell, wherein the two parts are connected together through threads;
the compressed air bag is fixed on the lower shell and is connected with the first exhaust valve through a pipeline;
the data acquisition module is arranged on the surface of the lower shell and used for acquiring data information of liquid flowing in the pipeline; the data acquisition module is a temperature sensor, a pressure sensor or a sound sensor.
The controller is arranged in the lower shell, and a data processing module, a data memory and a signal transceiving module are arranged in the controller; the data acquisition module is connected with the data processing module, and the data processing module is connected with the data memory; the signal transceiving module can transmit signals to the first exhaust valve and the second exhaust valve to control the switches of the first exhaust valve and the second exhaust valve;
the GPS signal transceiving module is arranged in the lower shell;
and the battery is arranged in the shell and is connected with the controller and the GPS signal transceiving module.
In order to further prevent the inside of the pipeline leakage detection device from entering the inside of the shell, the threaded connection is tightly fastened through a sealing ring.
In order to realize the gathering of a plurality of pipeline leakage detection devices, the pipeline leakage detection devices can be communicated with each other, an ultrasonic transmitter and an ultrasonic receiver are arranged in the lower shell, ultrasonic waves can be transmitted and received among the pipeline leakage detection devices, and the ultrasonic receiver is connected with a signal receiving and transmitting module.
In order to reduce collision and friction between the pipeline leakage detecting device and the pipeline, the density of the pipeline leakage detecting device is set to be equal to that of fluid, a balance weight is fixed in the lower shell to increase the weight of the shell, and the mass of the balance weight can be determined according to the volume and the weight of the pipeline leakage detecting device.
Referring to fig. 1, the position relationship among the counterweight, the GPS signal transceiver module, the battery, the controller, the ultrasonic transmitter, the ultrasonic receiver, and other components does not limit the function of the whole device, and therefore, the components do not need to be limited and are not shown in the figure.
Technical scheme two
A pipeline leakage detection system comprises a pipeline leakage detection device which is put into a pipeline, and an intermediate server and a terminal intelligent server which are arranged outside the pipeline, wherein the intermediate server can receive signals transmitted by a signal receiving and transmitting module in a GPS signal receiving and transmitting module and a controller and can transmit bidirectional data signals with the terminal intelligent server, and the terminal intelligent server can transmit the signals to the signal receiving and transmitting module.
Technical scheme three
A pipeline leak detection method comprises the following steps:
(1) determining a throwing port according to the estimated leakage point position and the pipeline distribution condition;
(2) a pipeline leakage detection device is put into the device from the putting port, a first exhaust valve and a second exhaust valve of the pipeline leakage detection device are both closed, and an expansion space is formed between the elastic membrane and the upper shell;
(3) before the pipeline leakage detection device reaches a leakage opening, fluid information including temperature, pressure or sound changes, the fluid information is continuously collected by a data collection module, the changed fluid information is collected by the pipeline leakage detection device before the pipeline leakage detection device reaches the leakage opening, the information is processed into digital signals by a data processing module and then is stored in a data storage device, and the digital signals are transmitted to an intermediate server through a signal receiving and transmitting module; after the analysis of the intermediate server, transmitting the analysis result to the terminal intelligent server; the terminal intelligent server transmits an exhaust signal to the signal receiving and transmitting module, the signal receiving and transmitting module transmits an opening signal to the second exhaust valve to release internal air, and the pipeline leakage detection device sinks;
meanwhile, the GPS signal transceiver module continuously transmits a signal of the position information to the intermediate server;
(4) the terminal intelligent server integrates the received position signal and the fluid information, and the position where the analyzed fluid information changes is the position of the leakage port;
(5) along with the continuous movement of the pipeline leakage detecting device, when the information collected by the data processing module changes gradually and stably, the intermediate server transmits an inflation signal to the signal receiving and transmitting module, the signal receiving and transmitting module transmits an opening signal to the first exhaust valve, compressed air in the compressed air bag is inflated between the elastic membrane and the upper shell, and the pipeline leakage detecting device floats to the original position.
Technical scheme four
A pipeline leak detection method comprises the following steps:
(1) setting the number of each pipeline leakage detection device in an intermediate server and a terminal intelligent server;
(2) determining a throwing port according to the estimated leakage point position and the pipeline distribution condition;
(3) putting more than two pipeline leakage detection devices from the putting port, numbering each pipeline leakage detection device, recording at the terminal intelligent server, closing a first exhaust valve and a second exhaust valve of the pipeline leakage detection devices, and forming an expansion space between the elastic membrane and the upper shell;
(4) before the pipeline leakage detection device reaches a leakage opening, the information of the fluid, including temperature, pressure or sound, is changed; the GPS signal transceiver module continuously transmits a signal of the position information to the intermediate server;
(5) the terminal intelligent server integrates the received position signal and the fluid information, and the position where the analyzed fluid information changes is the position of the leakage port;
(6) because of the force of the fluid deflecting to the leakage opening, if more than two pipeline leakage detection devices stay at the leakage opening, the pipeline leakage detection devices continuously transmit ultrasonic waves and are received by the nearby pipeline leakage detection devices, and the information is processed into digital signals by the data processing module and then transmitted to the intermediate server through the signal transceiver module; the middle server analyzes that the exhaust signal is transmitted to the signal receiving and transmitting module of the pipeline leakage detecting device with the large number, the signal receiving and transmitting module transmits an opening signal to the second exhaust valve to release the internal air, the pipeline leakage detecting device sinks, and only the pipeline leakage detecting device with the minimum number stays at the leakage opening.
(7) The sunken pipeline leakage detection device continues to move along with the fluid, when the information collected by the data processing module changes gradually and stably, the intermediate server transmits an inflation signal to the signal transceiver module, the signal transceiver module transmits an opening signal to the first exhaust valve, compressed air in the compressed air bag is inflated between the elastic membrane and the upper shell, and the pipeline leakage detection device floats to the original position.
A preferred embodiment of this solution can be seen in fig. 3.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A leak detection apparatus for a pipe, comprising:
the sealing device comprises a sealing shell, a first exhaust valve and a second exhaust valve, wherein the shell is divided into two parts, namely an upper shell and a lower shell, the two parts are connected together through threads, the outer surface of the upper shell is connected with an elastic membrane, the edge of the elastic membrane is fixed on the upper shell, the upper shell covered by the elastic membrane is provided with the first exhaust valve, and the elastic membrane is provided with the second exhaust valve;
the compressed air bag is fixed on the lower shell and is connected with the first exhaust valve through a pipeline;
the data acquisition module is arranged on the surface of the lower shell and used for acquiring data information of liquid flowing in the pipeline;
the controller is arranged in the lower shell, and a data processing module, a data memory and a signal transceiving module are arranged in the controller; the data acquisition module is connected with the data processing module, and the data processing module is connected with the data memory; the signal receiving and transmitting module can transmit signals to the first exhaust valve and the second exhaust valve to control the opening and closing of the first exhaust valve and the second exhaust valve;
the GPS signal transceiving module is arranged in the lower shell;
and the battery is arranged in the shell and is connected with the controller and the GPS signal transceiving module.
2. The leak detection apparatus for pipes according to claim 1, wherein the threaded connection is sealingly fastened by a sealing ring.
3. The pipe leak detection apparatus according to claim 1, wherein an ultrasonic transmitter and an ultrasonic receiver are provided in the lower casing, ultrasonic waves can be transmitted and received between the plurality of pipe leak detection apparatuses, and the ultrasonic receiver is connected to the signal transceiver module.
4. The leak detection apparatus for pipes according to claim 1, wherein the data acquisition module is a temperature sensor, a pressure sensor or a sound sensor.
5. The pipe leak detection apparatus according to claim 1, wherein a weight is fixed to the lower casing to increase the weight of the casing.
6. A method for detecting a pipe leak of a pipe leak detection apparatus according to any one of claims 1 to 5, characterized by comprising the steps of:
(1) determining a throwing port according to the estimated leakage point position and the pipeline distribution condition;
(2) a pipeline leakage detection device is put into the device from the putting port, a first exhaust valve and a second exhaust valve of the pipeline leakage detection device are both closed, and an expansion space is formed between the elastic membrane and the upper shell;
(3) before the pipeline leakage detecting device reaches a leakage opening, the information of fluid, including temperature, pressure or sound, changes, the second exhaust valve is opened to release internal air, and the pipeline leakage detecting device sinks;
meanwhile, the GPS signal transceiver module continuously transmits a signal of the position information to the intermediate server;
(4) the terminal intelligent server integrates the received position signal and the fluid information, and the position where the analyzed fluid information changes is the position of the leakage port;
(5) along with the continuous movement of the pipeline leakage detecting device, when the information collected by the data processing module changes gradually and stably, the intermediate server transmits an inflation signal to the signal receiving and transmitting module, the signal receiving and transmitting module transmits an opening signal to the first exhaust valve, compressed air in the compressed air bag is inflated between the elastic membrane and the upper shell, and the pipeline leakage detecting device floats to the original position.
7. The method for detecting the pipe leakage of the pipe leakage detecting device according to claim 6, wherein in the step (3), the fluid information is continuously collected by the data collecting module, the pipe leakage detecting device collects the changed fluid information before reaching the leakage port, and the information is processed into a digital signal by the data processing module, stored in the data storage device and transmitted to the intermediate server through the signal transceiving module; after the analysis of the intermediate server, transmitting the analysis result to the terminal intelligent server; the terminal intelligent server transmits an exhaust signal to the signal receiving and transmitting module, the signal receiving and transmitting module transmits an opening signal to the second exhaust valve, internal air is released, and the pipeline leakage detecting device sinks.
8. A method for detecting a pipe leak of a pipe leak detection apparatus according to any one of claims 1 to 5, characterized by comprising the steps of:
(1) determining a throwing port according to the estimated leakage point position and the pipeline distribution condition;
(2) putting more than two pipeline leakage detection devices from the putting port, numbering each pipeline leakage detection device, recording at the terminal intelligent server, closing a first exhaust valve and a second exhaust valve of the pipeline leakage detection devices, and forming an expansion space between the elastic membrane and the upper shell;
(3) before the pipeline leakage detection device reaches a leakage opening, the information of the fluid, including temperature, pressure or sound, is changed; the GPS signal transceiver module continuously transmits a signal of the position information to the intermediate server;
(4) the terminal intelligent server integrates the received position signal and the fluid information, and the position where the analyzed fluid information changes is the position of the leakage port;
(5) because of the force of the fluid deflecting to the leakage opening, if more than two pipeline leakage detection devices stay at the leakage opening, the pipeline leakage detection devices continuously transmit ultrasonic waves and are received by the nearby pipeline leakage detection devices, and the information is processed into digital signals by the data processing module and then transmitted to the intermediate server through the signal receiving and transmitting module; the middle server analyzes that the exhaust signal is transmitted to the signal receiving and transmitting module of the pipeline leakage detecting device with the large number, the signal receiving and transmitting module transmits an opening signal to the second exhaust valve to release the internal air, the pipeline leakage detecting device sinks, and only the pipeline leakage detecting device with the minimum number stays at the leakage opening.
9. A method for detecting pipe leakage of a pipe leakage detecting apparatus according to claim 8, wherein the sinking pipe leakage detecting apparatus continues to move with the fluid, and when the information collected by the data processing module gradually changes smoothly, the intermediate server transmits an inflation signal to the signal transceiver module, the signal transceiver module transmits an opening signal to the first exhaust valve, and compressed air in the compressed air bag is filled between the elastic membrane and the upper casing, so that the pipe leakage detecting apparatus floats up to the original position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710924126.1A CN107796569B (en) | 2017-09-30 | 2017-09-30 | Pipeline leakage detection device, system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710924126.1A CN107796569B (en) | 2017-09-30 | 2017-09-30 | Pipeline leakage detection device, system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107796569A CN107796569A (en) | 2018-03-13 |
| CN107796569B true CN107796569B (en) | 2020-01-24 |
Family
ID=61532920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710924126.1A Active CN107796569B (en) | 2017-09-30 | 2017-09-30 | Pipeline leakage detection device, system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107796569B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108980631B (en) * | 2018-06-28 | 2020-05-15 | 北京鼎新世纪软件技术有限公司 | Negative pressure wave method pipeline leakage detection system based on online simulation |
| CN109682539A (en) * | 2018-11-23 | 2019-04-26 | 国网天津市电力公司电力科学研究院 | The integrated valve leakage current tester of more measuring techniques |
| CN111351618B (en) * | 2018-12-21 | 2022-07-05 | 北京新联铁集团股份有限公司 | Air tightness detection method and system for rail transit rolling stock |
| CN109459210A (en) * | 2019-01-03 | 2019-03-12 | 浙江省城乡规划设计研究院 | A kind of intelligent flow invariance device and method based on inertial navigation |
| CN109899623B (en) * | 2019-02-25 | 2021-10-19 | 湖南普奇水环境研究院有限公司 | Method for positioning leakage point of pressure pipeline by using detector |
| CN109855815A (en) * | 2019-02-25 | 2019-06-07 | 湖南普奇地质勘探设备研究院（普通合伙) | Pressure pipeline leak source locator, leak source positioning device and Leakage Point Location System |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101115950A (en) * | 2005-02-07 | 2008-01-30 | 全技术有限公司 | Anomaly detector for pipelines |
| CN103032678A (en) * | 2011-09-30 | 2013-04-10 | 国际商业机器公司 | Method, device and system for monitoring state of fluid transmission pipeline |
| CN106195647A (en) * | 2016-06-27 | 2016-12-07 | 衢州职业技术学院 | A kind of water supply pipe based on GPRS leak detection monitoring system and monitoring method thereof |
| CN107218514A (en) * | 2017-06-17 | 2017-09-29 | 浙江大学 | For the place kick of public supply mains leak detection and its application process |
-
2017
- 2017-09-30 CN CN201710924126.1A patent/CN107796569B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101115950A (en) * | 2005-02-07 | 2008-01-30 | 全技术有限公司 | Anomaly detector for pipelines |
| CN103032678A (en) * | 2011-09-30 | 2013-04-10 | 国际商业机器公司 | Method, device and system for monitoring state of fluid transmission pipeline |
| CN106195647A (en) * | 2016-06-27 | 2016-12-07 | 衢州职业技术学院 | A kind of water supply pipe based on GPRS leak detection monitoring system and monitoring method thereof |
| CN107218514A (en) * | 2017-06-17 | 2017-09-29 | 浙江大学 | For the place kick of public supply mains leak detection and its application process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107796569A (en) | 2018-03-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107796569B (en) | Pipeline leakage detection device, system and method | |
| JP5038516B2 (en) | Groundwater surface runoff velocity flow rate measuring device and its monitoring device | |
| CN106369288B (en) | Water supply network leakage loss monitoring system | |
| CN201362339Y (en) | Shallow sea self-restraining type drifting circulation detecting buoy | |
| CN205940620U (en) | Water pollution monitoring early warning system | |
| CN109878639A (en) | Modularization pinpoints profile buoy | |
| CN209296095U (en) | A kind of inspection shaft level monitoring equipment | |
| CN202853690U (en) | Automatic well water level and water temperature detector | |
| CN209492668U (en) | A kind of ocean profile buoy | |
| CN207132929U (en) | A kind of flow probe | |
| CN103744083A (en) | Float type sonar navigation system device | |
| CN205861924U (en) | A kind of wireless rainfall induction installation | |
| CN105067177A (en) | Novel piezoresistive pressure transmitter | |
| KR100751298B1 (en) | Temperature controller of fish farm for inland waters | |
| CN210071064U (en) | Buoyancy depth finder | |
| CN202126289U (en) | Natural gas leakage in-situ flow rate detection device for gas collection method | |
| KR101982574B1 (en) | water leakage detection system | |
| CN204027646U (en) | A kind of air bubble type water gauge | |
| CN105258761A (en) | Bubble type water level indicator and water body sediment concentration detection method | |
| CN104790513B (en) | A kind of heavy showers weather sewer stream safety early warning device | |
| CN107817075A (en) | A kind of GPS tracing systems for pipeline leak detection | |
| CN203204151U (en) | Buoy type sonar navigation system device | |
| CN205262473U (en) | Motor -driven morning and evening tides water level monitoring device of off -lying sea | |
| CN115166292A (en) | Drifting type monitor based on artificial intelligence and monitoring method thereof | |
| CN202033485U (en) | Ocean profile cycle detection buoy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |