CN110779655A - Mechanical pressure gauge monitoring system and method - Google Patents
Mechanical pressure gauge monitoring system and method Download PDFInfo
- Publication number
- CN110779655A CN110779655A CN201911011566.3A CN201911011566A CN110779655A CN 110779655 A CN110779655 A CN 110779655A CN 201911011566 A CN201911011566 A CN 201911011566A CN 110779655 A CN110779655 A CN 110779655A
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- Prior art keywords
- pressure gauge
- monitoring
- camera
- image
- pressure data
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/08—Means for indicating or recording, e.g. for remote indication
Abstract
The invention discloses a system and a method for monitoring a mechanical pressure gauge, wherein the system comprises the mechanical pressure gauge; the camera shooting equipment is arranged right above the pressure gauge and is used for shooting a display picture on the pressure gauge in a preset monitoring time period to obtain an image picture; the power supply module is connected with the camera equipment and provides electric energy for the camera equipment in a preset monitoring period; the communication module is connected with the camera shooting equipment and the main control platform and used for receiving the image pictures transmitted by the camera shooting equipment and transmitting the image pictures to the main control platform; and the main control platform is responsible for collecting the image pictures transmitted by the communication module, acquiring the pressure data displayed in the image pictures according to the image pictures, and managing and monitoring the pressure data. The invention can remotely collect the water pressure data in the preset monitoring time period and improve the convenience of water pressure data collection.
Description
Technical Field
The invention relates to the field of water pressure monitoring, in particular to a mechanical pressure gauge monitoring system and method.
Background
At present, in order to know the water supply condition of each household, the water pressure condition of a current tap water pipe is fed back through a pressure gauge; when the overall water supply pressure of a certain area needs to be monitored, the water supply pressure reduction degree of the area needs to be monitored during the water consumption peak period of the area.
The most traditional method is that a planning designer observes and records the reading of a mechanical pressure gauge on site at the peak of water consumption from six to ten points at night, and records the pressure value in the section of water pipe. The observation recording method is relatively original and lagged behind, only a few pressure values of the current day are recorded through manual on-site viewing, the actual water consumption condition of the area cannot be comprehensively known, and if comprehensiveness is to be improved, multiple planning and designing personnel need to repeatedly arrive on the site and perform observation at the same time, so that waste of manpower and material resources is caused.
Pressure gauges capable of automatically reading pressure values exist in the market, but a common pressure gauge can perform monitoring work only by being connected with mains supply, the water pressure cannot be monitored in remote places or places without power supply points around, procedures for installing temporary power consumption need to be reported, and installation fees need to be paid, so that the monitoring cost is increased; moreover, if the existing dry battery is used for supplying power to the pressure gauge, the electric quantity endurance capacity of the dry battery under the condition of continuous discharge is poor, so that monitoring data is incomplete, long-term monitoring cannot be realized, and the popularization is also not facilitated.
Disclosure of Invention
In order to overcome the defects of the prior art, one of the objectives of the present invention is to provide a mechanical pressure gauge monitoring system, which can remotely collect water pressure data in a preset monitoring time period, and improve the convenience of water pressure data collection.
The present invention also provides a method for monitoring a mechanical pressure gauge.
One of the purposes of the invention is realized by adopting the following technical scheme:
a mechanical pressure gauge monitoring system, comprising:
the pressure gauge is a mechanical pressure gauge;
the camera shooting equipment is arranged right above the pressure gauge and is used for shooting a display picture on the pressure gauge in a preset monitoring time period to obtain an image picture;
the power supply module is connected with the camera equipment and provides electric energy for the camera equipment in a preset monitoring period;
the communication module is connected with the camera shooting equipment and the main control platform and used for receiving the image pictures transmitted by the camera shooting equipment and transmitting the image pictures to the main control platform;
and the main control platform is responsible for collecting the image pictures transmitted by the communication module, acquiring the pressure data displayed in the image pictures according to the image pictures, and managing and monitoring the pressure data.
Further, the power supply module includes:
the battery circuit is connected with the camera shooting equipment and supplies power to the camera shooting equipment;
the switch circuit is connected with the battery circuit and is used for controlling the discharge state of the battery circuit;
the periodic circuit is connected with the control circuit and used for generating corresponding pulse signals in a preset monitoring time period according to the pre-recorded monitoring parameters;
and the control circuit is connected with the periodic circuit and the switch circuit and used for receiving the pulse signal and controlling the on/off state of the switch circuit according to the pulse signal so that the battery circuit provides discontinuous electric energy for the camera equipment.
Further, the monitoring parameters include a preset monitoring time period, monitoring times, continuous shooting times and a pressure value recording mode.
Further, the camera equipment comprises a camera and a light source, and the camera and the light source are both connected with the battery circuit.
Further, a light-transmitting waterproof cover is sealed outside the camera device, the communication module and the pressure gauge.
Further, the main control platform obtains pressure data by manually reading an image picture.
Furthermore, the main control platform is connected with an identification module, and the identification module collects the image picture and automatically identifies the pressure data displayed in the image picture.
Furthermore, the main control platform is connected with a storage module, and the storage module is used for recording pressure data obtained by monitoring within set time.
Furthermore, the main control platform is also connected with a report analysis module for collecting the pressure data recorded in the storage module, arranging the pressure data and presenting the pressure data by using a report template preset in the report analysis module.
The second purpose of the invention is realized by adopting the following technical scheme:
a mechanical pressure gauge monitoring method is applied to the mechanical pressure gauge monitoring system, and comprises the following steps:
step S1: presetting monitoring parameters of a mechanical pressure gauge monitoring system;
step S2: controlling a power supply module to supply power to the camera equipment in a preset monitoring time period according to preset monitoring parameters, so that the camera equipment can shoot a display picture of a pressure gauge in the preset monitoring time period to obtain an image picture;
step S3: and acquiring pressure data in the image, and managing and monitoring the pressure data.
Compared with the prior art, the invention has the beneficial effects that:
(1) the display image on the mechanical water pressure gauge is shot, so that the water pressure data on the water pressure gauge can be remotely obtained, and the meter reading efficiency is improved;
(2) the power supply module provides non-continuous electric energy for the mechanical water pressure meter, so that the mechanical water pressure meter is shot by the camera device at a preset monitoring time period, the cruising ability of the water pressure monitoring system can be improved, and the energy consumption is reduced.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic diagram of signal transmission of the mechanical pressure gauge monitoring system of the present invention;
FIG. 4 is a schematic circuit diagram of a power supply module according to the present invention;
FIG. 5 is a diagram of a pulse signal generated by the periodic circuit of the present invention.
In the figure: 1. a pressure gauge; 2. an image pickup apparatus; 3. a power supply module; 301. a battery circuit; 302. a switching circuit; 303. a periodic circuit; 304. a control circuit; 4. a waterproof cover; 5. a communication antenna; 6. a master control platform; 7. a storage module; 8. a report analysis module; 9. and identifying the module.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
Example one
The utility model provides a mechanical type manometer monitoring system for long-range display frame to mechanical type manometer 1 is gathered, is convenient for acquire the pressure data in the display frame, thereby improves mechanical type manometer 1's the efficiency of checking meter.
As shown in fig. 1-2, a mechanical pressure gauge 1 is adopted in the monitoring system of the pressure gauge 1, the mechanical pressure gauge 1 has a dial, and the current water pressure condition in the pipeline can be known through the pointing direction of a pointer in the dial, and in this embodiment, the pressure gauge 1 with the measuring range of 0-1 MPa is adopted, and the pressure measuring medium is tap water.
The camera device 2 is installed above the dial plate of the pressure gauge 1, the dial plate display content of the pressure gauge 1 can be shot, shot pictures are uploaded, an image picture displayed by the pressure gauge 1 can be obtained at a terminal, and water pressure data can be read out from the image picture.
As shown in fig. 1 to 3, the main control platform 6 is in signal communication with the image capturing device 2 through the communication module, that is, an image obtained by the image capturing device 2 can be transmitted to the main control platform 6 through the communication antenna 5 in a wireless transmission manner, so that the image can be transmitted remotely.
The main control platform 6 can be connected with a storage module 7, after the main control platform 6 receives the image pictures shot by the camera device 2, the image pictures are stored in the storage module 7 in a compressed packet mode, and the storage module 7 can store all the image pictures within a certain time, so that personnel can conveniently check the images. The planning designer can transfer the image picture shot at the set time point of a certain day, the pressure data displayed on the image picture is read out in a manual reading mode, the pressure data is recorded into the main control platform 6 in a manual mode, the pressure data can be managed and monitored, the planning designer can timely know the water pressure condition of the area through accurate pressure data, and the planning designer can conveniently and timely know the water pressure condition of the area.
The starting shooting time of the camera device 2 is determined by the power supply module 3, the power supply module 3 is connected with the camera device 2, the power supply module 3 provides non-continuous electric energy for the camera device 2, namely, the camera device 2 is powered in a preset monitoring period, so that the camera starts a shooting function, the power supply module 3 does not supply power for the camera device 2 in the preset monitoring period, and the camera device 2 does not work.
The preset monitoring time period can be recorded through an input device connected with the main control platform 6, the preset monitoring time period is recorded in advance on the main control platform 6, the main control platform 6 remotely controls the camera device 2 to start shooting the pressure gauge 1 in the preset monitoring time period, and therefore pressure data in the preset monitoring time period are obtained; in addition, other monitoring parameters can be input through the input device, and the monitoring parameters include, but are not limited to, a preset monitoring period, a monitoring number, a continuous shooting number, a pressure value recording mode and the like, wherein the preset monitoring period can include a plurality of periods, such as a water early peak period, a peak adjusting period, a water late peak period and the like; the monitoring times are shooting times in a preset monitoring time period, and the water pressure condition in the time period can be accurately obtained through multiple times of shooting; the continuous shooting times can control the camera device 2 to continuously shoot a plurality of pictures at one shooting moment, so that the content in the picture of the picture can be ensured to be clear, and the accuracy of reading pressure data can be improved; the pressure value recording mode is to reserve the highest pressure value and/or the lowest pressure value in a preset monitoring period, or store and reserve all the shot images, and adjust the pressure value recording mode according to the actual situation, so that the memory utilization rate of the storage module 7 is improved.
As shown in fig. 4, the power supply module 3 includes:
a battery circuit 301 connected to the image pickup apparatus 2 and configured to supply power to the image pickup apparatus 2; in this embodiment, the battery circuit 301 is a lithium battery or a storage battery, and supplies power to the image pickup device 2 through the built-in lithium battery or storage battery, so that no commercial power is required to be connected externally, and convenience is improved;
a switch circuit 302 connected to the battery circuit 301, for controlling a discharge state of the battery circuit 301 according to a pulse signal;
the periodic circuit 303 is connected with the control circuit 304 and is used for generating a corresponding pulse signal in a preset monitoring time period according to a preset monitoring parameter;
and the control circuit 304 is connected with the periodic circuit 303 and the switch circuit 302, and is configured to receive the pulse signal, and control the on/off state of the switch circuit 302 according to the pulse signal, so that the battery circuit 301 provides discontinuous power for the image pickup apparatus 2.
In this embodiment, the pulse signal generated according to the monitoring parameter is shown in fig. 5, where an X axis in fig. 5 is time, a Y axis is current, and a high level of current output indicates that the control switch circuit 302 is turned on, the battery circuit 301 supplies power to the image pickup apparatus 2, at this time, the image pickup apparatus 2 may perform a photographing operation, and when a low level of current output indicates that the control switch circuit 302 is turned off, the battery circuit 301 does not supply power to the image pickup apparatus 2, and the image pickup apparatus 2 is in a sleep state; how many high levels there are in a certain period represents the number of times the image pickup apparatus 2 is controlled to take a picture in the period; the duration of a high level can control the number of images continuously taken by the image pickup device 2 at one shooting instant, that is, the duration of the high level is long, the number of images continuously taken is large, the duration of the high level is short, and the number of images continuously taken is small. Further, the image pickup apparatus 2 includes a camera and a light source, both of which are connected to the battery circuit 301.
In this embodiment, the power supply module 3 is used to provide non-continuous electric energy for the camera device 2, and the camera device 2 which consumes the most power is controlled to operate in a preset monitoring period, so that the energy consumption of the whole water pressure monitoring system can be greatly reduced, and the cruising ability of a battery is improved; in the embodiment, the communication module and the control circuit 304 with low power consumption can stably supply power to the communication module and the control circuit through other built-in batteries, so as to ensure the stability of signal transmission and system control.
After an image picture obtained by shooting of the camera device 2 is transmitted to the main control platform 6, pressure data can be obtained through a mode that a planning designer manually reads the image picture, the pressure data can be identified through an external identification module 9, the identification module 9 is connected with the main control platform 6, the identification module 9 can be used for carrying out image correction preprocessing on the image picture obtained by shooting of the camera device 2 through a standard dial plate image stored in advance of the mechanical pressure gauge 1, so that the corrected image picture and the standard dial plate image have a coincidence rate of more than 95%, the position of a pointer in a dial plate is identified at the moment, and dial plate reading is accurately identified. In order to reduce the difficulty of the image preprocessing, the installation position of the camera device 2 is debugged for many times, so that an image picture obtained by shooting by the camera device 2 is similar to a prestored standard dial image, and the accuracy of reading the dial reading can be improved. The automatic identification can process the image picture through algorithms such as filtering (denoising), gray level transformation, edge detection, Hough transformation and the like, thereby realizing the automatic identification and reading of the pointer position.
In addition, the main control platform 6 is further connected with a report analysis module 8, and after the pressure data recorded in the storage module 7 is collected, the pressure data is sorted and presented by a report template preset in the report analysis module 8, for example, all the pressure data is presented in a time-pressure value curve manner, which is helpful for data analysis work.
Example two
A mechanical pressure gauge monitoring method is applied to a mechanical pressure gauge monitoring system in an embodiment, and comprises the following steps:
step S1: presetting monitoring parameters of a mechanical pressure gauge monitoring system; the preset monitoring parameters include, but are not limited to, a preset monitoring time period, monitoring times, continuous shooting times, a pressure value recording mode and the like;
step S2: controlling a power supply module to supply power to the camera equipment in a preset monitoring period according to preset monitoring parameters, and enabling the camera equipment to shoot a display picture of a pressure gauge in the preset monitoring period to obtain an image picture so as to improve the cruising ability of the power supply module for providing electric energy for the camera equipment;
step S3: pressure data in the image picture can be automatically identified through a manual reading mode or an external identification module, and the pressure data is managed and monitored so as to realize the function of remotely acquiring the pressure data.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. A mechanical pressure gauge monitoring system, comprising:
the pressure gauge is a mechanical pressure gauge;
the camera shooting equipment is arranged right above the pressure gauge and is used for shooting a display picture on the pressure gauge in a preset monitoring time period to obtain an image picture;
the power supply module is connected with the camera equipment and provides electric energy for the camera equipment in a preset monitoring period;
the communication module is connected with the camera shooting equipment and the main control platform and used for receiving the image pictures transmitted by the camera shooting equipment and transmitting the image pictures to the main control platform;
and the main control platform is responsible for collecting the image pictures transmitted by the communication module, acquiring the pressure data displayed in the image pictures according to the image pictures, and managing and monitoring the pressure data.
2. The mechanical pressure gauge monitoring system of claim 1, wherein the power module comprises:
the battery circuit is connected with the camera shooting equipment and supplies power to the camera shooting equipment;
the switch circuit is connected with the battery circuit and is used for controlling the discharge state of the battery circuit;
the periodic circuit is connected with the control circuit and used for generating corresponding pulse signals in a preset monitoring time period according to the pre-recorded monitoring parameters;
and the control circuit is connected with the periodic circuit and the switch circuit and used for receiving the pulse signal and controlling the on/off state of the switch circuit according to the pulse signal so that the battery circuit provides discontinuous electric energy for the camera equipment.
3. The mechanical pressure gauge monitoring system according to claim 2, wherein the monitoring parameters include a preset monitoring period, monitoring times, continuous shooting times and a pressure value recording mode.
4. The mechanical pressure gauge monitoring system of claim 2, wherein the camera device comprises a camera and a light source, both of which are connected to the battery circuit.
5. The mechanical pressure gauge monitoring system according to claim 1, wherein a light-transmitting waterproof cover is sealed outside the camera device, the communication module and the pressure gauge.
6. The system of claim 1, wherein the master control platform obtains pressure data by manually reading an image.
7. The system according to claim 1, wherein said master control platform is connected to an identification module, said identification module collects said image frames and automatically identifies pressure data displayed in said image frames.
8. The mechanical pressure gauge monitoring system according to claim 1, wherein the master control platform is connected with a storage module, and the storage module is used for recording pressure data obtained by monitoring within a set time.
9. The mechanical pressure gauge monitoring system according to claim 8, wherein the main control platform is further connected with a report analysis module for collecting the pressure data recorded in the storage module, arranging the pressure data and presenting the pressure data by a report template preset in the report analysis module.
10. A mechanical pressure gauge monitoring method applied to the mechanical pressure gauge monitoring system according to any one of claims 1 to 9, comprising:
step S1: presetting monitoring parameters of a mechanical pressure gauge monitoring system;
step S2: controlling a power supply module to supply power to the camera equipment in a preset monitoring time period according to preset monitoring parameters, so that the camera equipment can shoot a display picture of a pressure gauge in the preset monitoring time period to obtain an image picture;
step S3: and acquiring pressure data in the image, and managing and monitoring the pressure data.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911011566.3A CN110779655A (en) | 2019-10-23 | 2019-10-23 | Mechanical pressure gauge monitoring system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911011566.3A CN110779655A (en) | 2019-10-23 | 2019-10-23 | Mechanical pressure gauge monitoring system and method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112051003A (en) * | 2020-09-10 | 2020-12-08 | 中国科学院自动化研究所 | Automatic product detection device, detection method and reading method for hydraulic meter |
| CN112798179A (en) * | 2020-12-24 | 2021-05-14 | 上海精密计量测试研究所 | Pressure instrument verification visual acquisition device |
| CN117213717A (en) * | 2023-11-09 | 2023-12-12 | 江苏省计量科学研究院(江苏省能源计量数据中心) | Online metering system and method for pressure gauge |
-
2019
- 2019-10-23 CN CN201911011566.3A patent/CN110779655A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112051003A (en) * | 2020-09-10 | 2020-12-08 | 中国科学院自动化研究所 | Automatic product detection device, detection method and reading method for hydraulic meter |
| CN112051003B (en) * | 2020-09-10 | 2021-09-14 | 中国科学院自动化研究所 | Automatic product detection device, detection method and reading method for hydraulic meter |
| CN112798179A (en) * | 2020-12-24 | 2021-05-14 | 上海精密计量测试研究所 | Pressure instrument verification visual acquisition device |
| CN117213717A (en) * | 2023-11-09 | 2023-12-12 | 江苏省计量科学研究院(江苏省能源计量数据中心) | Online metering system and method for pressure gauge |
| CN117213717B (en) * | 2023-11-09 | 2024-01-30 | 江苏省计量科学研究院(江苏省能源计量数据中心) | Online metering system and method for pressure gauge |
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