CN111932842B - Online water meter fault alarm system - Google Patents
Online water meter fault alarm system Download PDFInfo
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- CN111932842B CN111932842B CN202010611317.4A CN202010611317A CN111932842B CN 111932842 B CN111932842 B CN 111932842B CN 202010611317 A CN202010611317 A CN 202010611317A CN 111932842 B CN111932842 B CN 111932842B
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/187—Machine fault alarms
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
Abstract
The invention provides an online water meter fault alarm system which is applied to a water service management network and comprises a multi-drinking water flow metering device, a plurality of water flow monitoring devices, a judgment device, an alarm device and a cloud server. By the technical scheme, the 'false zero degree' abnormal working condition of the water meter can be effectively monitored, so that the abnormal working condition can be found in time, discriminated in time and stopped loss in time, fault recognition and remote alarm are carried out based on the correlation between the water flow dynamic information and the water meter metering, the water loss of a water supply party caused by the stop of the water meter can be effectively avoided or reduced, unnecessary dispute contradiction between the water supply party and the water supply party can be avoided, and the economic effect and the social effect of water supply are guaranteed; meanwhile, the water flow dynamic information is acquired and realized by adopting a simple mechanical structure or the existing instrument and equipment, the device is simple in arrangement and easy to popularize, and has good adaptability and popularization value.
Description
Technical Field
The invention relates to the technical field of water affair system monitoring, in particular to an online water meter fault alarm system.
Background
Water meters are instruments for measuring water flow, and are mostly used for measuring accumulated water flow, which are generally classified into a positive displacement water meter and a velocity water meter. At present, a water affair company generally adopts a strategy of regular meter reading, the meter reading period is generally one meter reading every two months, and a phenomenon which is difficult to accept appears in each meter reading result; that is, each round of meter reading is finished by a large number of zero meters, namely that the user uses water as usual but the water meter measures 0 degree, so the zero meter is also called as false zero degree, and the workload required to be verified by a water company is very large. There are many cases of "pseudo zero" that may be the case when impurities contained in the tap water medium block the water meter gear while flowing through the water meter, causing the water meter to stall; or the water meter can stop rotating caused by direct damage or engineering plastic impeller deformation because the check valve of the water heater behind the meter fails and hot water flows backwards when meeting the pressure reduction and pressure loss of a water supply network; or due to aging failure of the water meter itself. Therefore, a technical means is urgently needed to alarm and timely inform operation and maintenance personnel to perform corresponding maintenance and treatment in a scene that the water meter stops metering/metering failure and the water body still flows in the pipeline.
Disclosure of Invention
Aiming at the problems in the prior art, an online water meter fault alarm system is provided, and the specific technical scheme is as follows:
an online water meter fault alarm system is applied to a water service pipe network and specifically comprises:
the water flow metering devices are distributed in the water service pipe network and used for continuously acquiring real-time flow data at the arrangement positions of the water flow metering devices;
each water flow monitoring device corresponds to one water flow metering device, is arranged at the set position and is used for continuously acquiring water flow monitoring information at the set position;
the judging device is respectively connected with each water flow metering device and each water flow monitoring device and is used for acquiring the real-time flow data and the corresponding water flow monitoring information, judging whether the real-time flow data and the corresponding water flow monitoring information are consistent or not and outputting a corresponding judgment result;
the alarm device is connected with the judging device and outputs alarm information when the real-time flow data does not accord with the corresponding water flow monitoring data according to the judging result;
and the cloud server is remotely connected with the alarm device, and generates and distributes a corresponding maintenance work order according to the alarm information.
Preferably, the online water meter fault alarm system, wherein the water flow monitoring device comprises a mechanical wave plate and a first signal generating sub-device;
the mechanical wave plate comprises a fixed end and a movable end, and is arranged at the setting position, and when water flows through the setting position, the movable end moves relative to the fixed end;
the first signal generating sub-device is connected with the mechanical wave plate and used for continuously monitoring the position change condition of the movable end and generating and outputting a water flow existence signal when the movable end moves relative to the fixed end.
Preferably, in the online water meter fault alarm system, the water flow detection device comprises a flow rate measurement quantum device and a second signal generation sub-device, and the second signal generation sub-device is connected with the flow rate measurement quantum device;
the flow rate measuring sub-device continuously detects the real-time flow rate at the set position and outputs corresponding flow rate data through the second signal generating sub-device.
Preferably, in the online water meter fault alarm system, the judging device judges according to the water flow existence signal and the real-time flow data, and outputs a judgment result that the real-time flow data does not match the corresponding water flow monitoring data only when the real-time flow data is zero and the water flow existence signal exists.
Preferably, the system for alarming faults of the online water meter further comprises a first timing sub-device, which is used for recording a first duration time when the real-time flow data is zero and the water flow existence signal exists;
the judging device judges according to the first duration, and outputs a judgment result that the real-time flow data is not consistent with the corresponding water flow monitoring data only when the first duration is greater than a first preset threshold.
Preferably, in the online water meter fault alarm system, the judgment device performs judgment according to the flow rate data and the real-time flow data, and outputs a judgment result that the real-time flow data is not consistent with the corresponding water flow monitoring data only when the real-time flow data is zero and the flow rate data is greater than a second preset threshold value.
Preferably, the system for alarming faults of the online water meter further comprises a second timing sub-device, which is used for recording a second duration time that the real-time flow data is zero and the flow speed data is greater than a second preset threshold value;
the judging device judges according to the second duration, and outputs a judgment result that the real-time flow data is not consistent with the corresponding water flow monitoring data only when the second duration is greater than a third preset threshold.
Preferably, the online water meter fault alarm system is characterized in that the judging device comprises a plurality of judging sub-devices, and each judging sub-device corresponds to one water flow metering device.
Preferably, the on-line water meter fault alarm system is characterized in that the alarm information comprises abnormal state information of the water flow metering device and geographical positioning information at a set position.
Preferably, the online water meter malfunction alerting system, wherein the cloud server further comprises:
the storage unit is used for storing the abnormal state information;
and the work order dispatching unit is used for generating and dispatching the operation and maintenance work order according to the geographic positioning information.
This technical scheme has following advantage or beneficial effect:
by the technical scheme, the 'pseudo zero degree' working condition of the water meter can be effectively monitored, the operation and the maintenance can be realized, the fault identification and the remote alarm can be carried out based on the association between the water flow dynamic information and the water meter metering, the water loss caused by the stop of the water meter of a water supply party can be effectively avoided or reduced, the unnecessary dispute contradiction between the water supply party and the water supply party can be avoided, and the economic effect and the social effect of water supply are guaranteed; meanwhile, the water flow dynamic information is acquired and realized by adopting a simple mechanical structure or the existing instrument and equipment, the device is simple in arrangement and easy to popularize, and has good adaptability and popularization value.
Drawings
Fig. 1 is a schematic structural diagram of an online water meter fault alarm system according to the present invention.
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.
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
Aiming at the problems in the prior art, the on-line water meter fault alarm system is provided, which is applied to the technical field of water service system monitoring, and the specific technical scheme is as follows:
an online water meter fault alarm system is applied to a water service pipe network, and specifically comprises the following components as shown in fig. 1:
the water flow metering devices 1 are distributed in a water service pipe network and used for continuously acquiring real-time flow data at the arrangement positions of the water flow metering devices;
each water flow monitoring device 2 corresponds to one water flow metering device 1, is arranged at a set position and is used for continuously acquiring water flow monitoring information at the set position;
the judging device 3 is respectively connected with each water flow metering device 1 and each water flow monitoring device 2 and is used for acquiring the real-time flow data and the corresponding water flow monitoring information, judging whether the real-time flow data and the corresponding water flow monitoring information are consistent or not and outputting a corresponding judgment result;
the alarm device 4 is connected with the judgment device 3 and outputs alarm information when the judgment result is that the real-time flow data does not accord with the corresponding water flow monitoring data according to the judgment result;
and the cloud server 5 is remotely connected with the alarm device 4, generates a corresponding maintenance work order according to the alarm information and distributes the maintenance work order.
In a preferred embodiment, the online water meter fault alarm system is characterized in that the water flow monitoring device 2 comprises a mechanical wave plate and a first signal generating sub-device;
the mechanical wave plate comprises a fixed end and a movable end, and is arranged at the setting position, and when water flows through the setting position, the movable end moves relative to the fixed end;
the first signal generating sub-device is connected with the mechanical wave plate and used for continuously monitoring the position change condition of the movable end and generating and outputting a water flow existence signal when the movable end moves relative to the fixed end.
In a preferred embodiment, the online water meter malfunction alarm system is characterized in that the water flow detection device 2 comprises a flow rate measurement sub-device and a second signal generation sub-device, and the second signal generation sub-device is connected with the flow rate measurement sub-device;
the flow rate measuring sub-device continuously detects the real-time flow rate at the set position and outputs corresponding flow rate data through the second signal generating sub-device.
In a preferred embodiment, the online water meter malfunction alarm system is configured such that the determination device 3 performs the determination based on the water flow existence signal and the real-time flow data, and outputs a determination result that the real-time flow data does not match the corresponding water flow monitoring data only when the real-time flow data is zero and the water flow existence signal exists.
As a preferred embodiment, in the online water meter malfunction alarm system, the determining device 3 further includes a first timing sub-device, configured to record a first duration time during which the real-time flow data is zero and the water flow existence signal exists;
the judging device judges according to the first duration, and outputs a judgment result that the real-time flow data is not consistent with the corresponding water flow monitoring data only when the first duration is greater than a first preset threshold.
A specific embodiment is now provided to further explain and explain the present technical solution:
in a first specific embodiment of the present invention, a mechanical wave plate structure is adopted to detect whether there is water flow at a setting position, when water passes through, the wave plate rotates or toggles according to the water flow condition, and the corresponding first signal generator device generates a water flow existence signal according to the rotation or toggling condition. In the first embodiment, a duration is further set, and the fault condition of 'false zero degree' is judged only when the real-time flow data is continuously zero and the water flow existence signals are continuously present within a preset time period, so that the condition of frequent false alarm of the system is avoided; in the first embodiment described above, the preferred first preset threshold may be set to 10 s.
In a preferred embodiment, the judging device 3 performs the judgment according to the flow rate data and the real-time flow data, and outputs a judgment result that the real-time flow data does not match the corresponding water flow monitoring data only when the real-time flow data is zero and the flow rate data is greater than a second preset threshold.
As a preferred embodiment, in the online water meter fault alarm system, the determining device 3 further includes a second timing sub-device, configured to record a second duration that the real-time flow data is zero and the flow rate data is greater than a second preset threshold;
the judging device judges according to the second duration, and outputs a judgment result that the real-time flow data is not consistent with the corresponding water flow monitoring data only when the second duration is greater than a third preset threshold.
Another specific embodiment is now provided to further explain and explain the present technical solution:
in a second embodiment of the present invention, different from the first embodiment, a flow rate measuring instrument is used to detect whether there is water flow at the installation location, in this embodiment, the second preset threshold is set to 0.01m/s or 0.1m/s or other suitable values, the third preset threshold is set to 10s or 15s or 20s or other suitable values, and when the flow rate measuring instrument detects that the flow rate exceeds the second preset threshold and no measurement value of the measurement module exceeds a certain time, it is determined that a "false zero degree" condition occurs.
In a preferred embodiment, the online water meter malfunction alarm system is characterized in that the judging device 3 comprises a plurality of judging sub-devices, and each judging sub-device corresponds to a water flow metering device.
In another preferred embodiment of the present invention, the determining device 3 can include a plurality of determining sub-devices, each corresponding to a water flow measuring device. In the practical application process, the judging sub-device can be integrated with the water flow monitoring device 2 and the alarm device 4 in the same physical equipment structure, can also be integrated with the alarm device 4 in an application terminal remotely connected with the water flow monitoring device 2, and can be flexibly switched according to product design and practical configuration.
In a preferred embodiment, the online water meter fault alarm system is configured such that the alarm information includes information on an abnormal state of the water flow metering device and geographical positioning information at a set position.
As a preferred embodiment, the online water meter malfunction alarm system, wherein the cloud server 4 further includes:
the storage unit is used for storing the abnormal state information;
and the work order dispatching unit is used for generating and dispatching the operation and maintenance work order according to the geographic positioning information.
In another preferred embodiment of the present invention, the cloud server 4 is respectively provided with a storage unit and a work order distribution unit, and corresponds to corresponding information content contained in the alarm information, wherein: the storage unit is used for storing the 'pseudo zero degree' condition of the water meter so as to provide corresponding evidence in possible water affair contradiction disputes, and meanwhile, the statistics and storage of the historical 'pseudo zero degree' condition of the water meter can be convenient for operation and maintenance personnel to check which areas of the water meter frequently or easily have the 'pseudo zero degree' condition, and the monitoring and maintenance frequency of the water meter is increased or the water meter is directly replaced when necessary; and through the work order distributing unit, according to the geographical positioning information of the position where the fault water meter is arranged, a maintenance work order is generated and distributed to the operation and maintenance personnel in the standby state with the nearest distance, the response speed after the fault occurs is greatly improved, and the problem of 'pseudo zero degree' is rapidly solved as far as possible so as to reduce the corresponding loss of water supply enterprises.
In conclusion, by the technical scheme, the 'pseudo zero degree' working condition of the water meter can be effectively monitored, the operation and the maintenance can be realized, the fault identification and the remote alarm can be carried out based on the association between the water flow dynamic information and the water meter metering, the water loss caused by the stop of the water meter of a water supply party can be effectively avoided or reduced, the unnecessary dispute contradiction of the water supply party and the water supply party can be avoided, and the economic effect and the social effect of water supply are guaranteed; meanwhile, the water flow dynamic information is acquired and realized by adopting a simple mechanical structure or the existing instrument and equipment, the device is simple in arrangement and easy to popularize, and has good adaptability and popularization value.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (7)
1. An online water meter fault alarm system is applied to a water service pipe network and is characterized by comprising:
the water flow metering devices are distributed in the water service pipe network and used for continuously acquiring real-time flow data at the arrangement positions of the water flow metering devices;
each water flow monitoring device corresponds to one water flow metering device, is arranged at the set position and is used for continuously acquiring water flow monitoring information at the set position;
the judging device is respectively connected with each water flow metering device and each water flow monitoring device and is used for acquiring the real-time flow data and the corresponding water flow monitoring information, judging whether the real-time flow data is consistent with the corresponding water flow monitoring information or not and outputting a corresponding judgment result;
the alarm device is connected with the judging device and outputs alarm information when the real-time flow data does not accord with the corresponding water flow monitoring data according to the judging result;
the cloud server is remotely connected with the alarm device, generates a corresponding maintenance work order according to the alarm information and distributes the maintenance work order;
the water flow monitoring device comprises a mechanical shifting piece and a first signal generating sub-device;
the mechanical shifting piece comprises a fixed end and a movable end, and is arranged at the setting position, and when water flows through the setting position, the movable end moves relative to the fixed end;
the first signal generating sub-device is connected with the mechanical shifting piece and is used for continuously monitoring the position change condition of the moving end and generating and outputting a water flow existence signal when the moving end moves relative to the fixed end;
the judging device judges according to the water flow existence signal and the real-time flow data, and outputs a judging result that the real-time flow data is not consistent with the corresponding water flow monitoring data when the real-time flow data is zero and the water flow existence signal exists;
the judging device also comprises a first timing sub-device which is used for recording the first duration time that the real-time flow data is zero and the water flow existence signal exists;
and the judging device judges according to the first duration, and outputs a judgment result that the real-time flow data is not consistent with the corresponding water flow monitoring data when the first duration is greater than a first preset threshold.
2. The on-line water meter malfunction alert system of claim 1, wherein said water flow detection means includes a flow rate measurement sub-means and a second signal generation sub-means, said second signal generation sub-means being connected to said flow rate measurement sub-means;
the flow rate measuring sub-device continuously detects the real-time flow rate at the set position and outputs corresponding flow rate data through the second signal generating sub-device.
3. The on-line water meter malfunction alerting system of claim 2, wherein the determining means determines based on the flow rate data and the real-time flow data, and outputs a determination result that the real-time flow data does not match the corresponding water flow monitoring data when the real-time flow data is zero and the flow rate data is greater than a second preset threshold.
4. The on-line water meter malfunction alert system of claim 3, wherein the determining means further includes a second timing sub-means for recording a second duration that the real-time flow data is zero and the flow rate data is greater than a second predetermined threshold;
and the judging device judges according to the second duration, and outputs a judgment result that the real-time flow data is not consistent with the corresponding water flow monitoring data when the second duration is greater than a third preset threshold.
5. The on-line water meter malfunction alert system of claim 1, wherein said decision means includes a plurality of decision sub-means, each of said decision sub-means corresponding to one of said water flow metering means.
6. The on-line water meter malfunction alert system according to claim 1, wherein the alarm information includes abnormal state information of the water flow metering device and geographical location information at the set position.
7. The on-line water meter malfunction alert system of claim 6, wherein the cloud server further comprises:
the storage unit is used for storing the abnormal state information;
and the work order dispatching unit is used for generating and dispatching the operation and maintenance work order according to the geographical positioning information.
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| CN112964302A (en) * | 2021-02-10 | 2021-06-15 | 沈阳竞辰信息技术有限公司 | Real-time monitoring method for running state of liquid pipeline |
| CN114046837A (en) * | 2021-09-28 | 2022-02-15 | 上海锐铼水务科技有限公司 | Electromagnetic water meter early warning method and system |
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Application publication date: 20201113 Assignee: Jiangsu Weipaige Smart Water Co.,Ltd. Assignor: WPG (SHANGHAI) SMART WATER PUBLIC Co.,Ltd. Contract record no.: X2023310000027 Denomination of invention: An online water meter fault alarm system Granted publication date: 20220614 License type: Common License Record date: 20230316 |
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