CN218937523U

CN218937523U - Magnetic water weir meter monitoring station

Info

Publication number: CN218937523U
Application number: CN202222996023.5U
Authority: CN
Inventors: 王玲; 王研; 徐文杰; 刘学东; 陈亮; 王文俊; 彭建新
Original assignee: Yunnan Second Geological Engineering Survey Institute Co ltd
Current assignee: Yunnan Second Geological Engineering Survey Institute Co ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-04-28
Anticipated expiration: 2032-11-10

Abstract

The utility model discloses a magnetic water measuring weir meter monitoring station, which comprises a monitoring rod, a base, a prefabricated member, an instrument box, a power supply system and a magnetic water measuring weir meter, wherein the base is provided with a magnetic water measuring weir meter; the monitoring rod is fixedly arranged on the base through the prefabricated member, so that the monitoring rod is positioned at one side of the natural ditch; the instrument box is fixedly arranged on the monitoring rod, and a telemetry terminal and a communication unit are arranged in the instrument box; the magnetic water measuring weir device is arranged at a detection point in the natural ditch. The magnetic water weir meter monitoring station adopts the magnetic water weir meter as liquid level measurement, has the functions of high resolution, good stability, reliable performance, high response speed, linear measurement, absolute position output, non-contact continuous measurement, no abrasion, no calibration and regular maintenance of the sensor, RS485 digital quantity output signal, simple and convenient installation, long service life and the like, and can synchronously measure the temperature of the buried point.

Description

Magnetic water weir meter monitoring station

Technical Field

The utility model relates to the field of water level monitoring, in particular to a magnetic water measuring weir meter monitoring station.

Background

The total amount of water resources in China is rich, but the water resource occupation amount is only 1/4 of the water resource occupation amount of people in the world, and the 121 th position in the world is the water resource shortage country identified by the united nations. Among 600 cities in the whole country, more than 400 cities have the problem of insufficient water supply, wherein 110 cities with serious water shortage are provided, and the total water shortage year of the cities in the whole country reaches 60 hundred million cubic meters.

Currently, flow monitoring is mainly finished by means of instruments, and a water level measuring method commonly used in the market generally comprises a Doppler current meter monitoring method and a pipeline current meter monitoring method, wherein a Doppler current meter flow automatic monitoring probe is fixedly installed at the bottom of a river or a ditch, and when water exists in the river or the ditch and the probe breaks down, the maintenance, replacement, installation and debugging of the probe are very inconvenient, so that the orderly operation of the whole monitoring system is influenced, and the monitoring purpose cannot be achieved. Moreover, most of the materials of the monitoring probe are inflatable rubber floating bodies, and the monitoring work of the whole automatic monitoring station is affected due to the fact that the structure is complex, the operation is inconvenient, the operation is unstable, the service life is short and the like; and the application range of the pipeline flow velocity meter is limited.

Disclosure of Invention

In order to solve the problems, the utility model provides a magnetic water weir monitoring station.

The utility model adopts the technical scheme that:

the magnetic water weir meter monitoring station comprises a monitoring rod, a base, a prefabricated part, an instrument box, a power supply system and a magnetic water weir meter; the monitoring rod is characterized in that a hollow part in the rod body of the monitoring rod can be used for wiring, and the bottom of the rod body is fixedly arranged on the base through a prefabricated member, so that the monitoring rod is positioned at one side of a natural ditch; the instrument box is fixedly arranged on the monitoring rod, and a telemetry terminal and a communication unit are arranged in the instrument box; the magnetic water measuring weir device is provided with a detection point in a natural ditch; the power supply system is arranged in the instrument box and on the monitoring rod, the power supply system is connected with a telemetry terminal machine in a circuit way, the telemetry terminal machine is connected with a communication unit in a circuit way, and the telemetry terminal machine is connected with a magneto type water weir meter in a circuit way.

Further, the power supply system comprises a solar panel, a charging controller and a storage battery, wherein the charging controller and the storage battery are arranged in the instrument box, and the solar panel is arranged at the top end of the vertical rod part of the monitoring rod through a mounting frame; the solar cell panel is connected with a charging controller through a wire inside the rod body, the charging controller is connected with a storage battery through a wire, and the storage battery is connected with a telemetry terminal through a wire.

Further, the solar panel is installed at 10 degrees azimuth of south and west on the top end of the monitoring rod, and the elevation angle of the solar panel is 45 degrees.

Further, a horizontal bubble for adjusting the magnetic water measuring weir to a horizontal position is arranged on the upper cover of the magnetic water measuring weir.

Further, the magnetic water measuring weir meter is fixed on the side wall of the weir groove through a plurality of anchor ears, and a groove for placing the magnetic water measuring weir meter is formed in the side wall of the weir groove.

Further, the communication unit is a 4G DTU communication module, and a standard RS232 interface, a standard 422 interface, a standard 485 interface and a standard TTL level interface are arranged on the communication unit.

Further, the 4G DTU communication module is also connected with a signal lightning arrester arranged at the top end of the vertical rod part of the monitoring rod through the internal wiring of the monitoring rod.

The beneficial effects of the utility model are as follows:

the magnetic water weir meter monitoring station adopts the magnetic water weir meter as liquid level measurement, has the functions of high resolution, good stability, reliable performance, high response speed, linear measurement, absolute position output, non-contact continuous measurement, no abrasion, no calibration and regular maintenance of the sensor, RS485 digital quantity output signal, simple and convenient installation, long service life and the like, and can synchronously measure the temperature of the buried point.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a block diagram of an electrical device connection of the present utility model;

FIG. 3 is a schematic diagram of a power system according to the present utility model;

FIG. 4 is a diagram of the installation position of the magnetic water weir device of the present utility model;

in fig. 1-4, 1-monitor bar, 2-base, 3-prefabricate, 4-instrument box, 5-telemetering terminal, 6-communication unit, 7-solar cell panel, 8-charge controller, 9-accumulator, 10-magneto water weir meter, 11-signal lightning arrester.

Description of the embodiments

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1, the present embodiment provides a magnetic water weir monitoring station comprising a monitoring rod 1, a base 2, a preform 3, an instrument box 4, a power supply system and a magnetic water weir 10; the inside of the rod body of the monitoring rod 1 is hollow and can be routed, and the bottom of the rod body is fixedly arranged on the base 2 through the prefabricated member 3, so that the monitoring rod 1 is positioned at one side of a natural ditch; the instrument box 4 is fixedly arranged on the monitoring rod 1, and a telemetry terminal 5 and a communication unit 6 are arranged in the instrument box 4; the magnetically induced water weir 10 mounts a detection point within the natural canal.

As shown in fig. 2, the telemetry terminal 5 adopts the YAC9900 telemetry terminal 5, the telemetry terminal 5 is core equipment for realizing the functions of measurement, report and control of a monitoring station, can automatically complete the collection and storage of various sensor data such as water level, flow rate, water quantity and the like of a field observation station, can automatically transmit the collected data to a central station through various communication modes such as GPRS, 4G and the like, and can automatically switch main and standby transmission channels; the data download of the central station to the field observation station YAC9900 telemetry terminal 5 can be realized. YAC9900 telemetering terminal 5 network is nimble, can constitute from reporting formula, response formula, from reporting/response hybrid telemetering system that has concurrently, can satisfy the needs of different application occasions, and operation maintenance management is simple and convenient.

The telemetering terminal 5 is connected with the communication unit 6 in a line, the communication unit 6 adopts a 4G DTU communication module of H7710 model of a macro electric manufacturer, and the 4G DTU communication module can realize communication with a data center station and transmit data information in real time. The 4G DTU communication module of H7710 model is equipped with standard RS232 interface, 422 interface, 485 interface and TTL level interface, and the connector of cable is dial-plug type binding post, interval: 3.5mm,12Pin. In order to ensure the communication stability of the 4G DTU communication module, the 4G DTU communication module is further connected with a signal arrester 11 installed at the top end of the monitoring rod 1 through the internal wiring of the monitoring rod 1, and the signal arrester 11 can be selectively purchased in the market according to the interface of the 4G DTU communication module.

As shown in fig. 1 and 3, the power supply system comprises a solar panel 7, a charging controller 8 and a storage battery 9, and provides a normal running power supply for the monitoring station, and performs power management on the sensor in cooperation with the AC9900 telemetry terminal 5. The charging controller 8 is a charging controller 8 of an Aeca manufacturer, and the storage battery 9 and the solar panel 7 are commercial products matched with the voltage and the current of the charging controller 8. The charging controller 8 and the storage battery 9 are arranged in the instrument box 4, and the solar cell panel 7 is arranged at the top end of the monitoring rod 1 through the mounting frame; the solar cell panel 7 is connected with a charging controller 8 through a wire inside the monitoring rod 1 rod body, the charging controller 8 is connected with a storage battery 9 through a wire, and the storage battery 9 is connected with the telemetry terminal 5 through a wire. In order to enable the solar cell panel 7 to obtain more sunlight duration, the solar cell panel 7 is installed at the 10-degree azimuth angle of the south and west of the top end of the monitoring rod 1 in the embodiment, and the elevation angle of the solar cell panel is 45 degrees.

As shown in fig. 1, the magnetic water weir device 10 is connected to an AC9900 telemetry terminal 5, and the magnetic water weir device 10 in this example is commercially available as a GL-1A magnetic water weir device 10. The GL-1A type magnetically induced water weir consists of a measuring rod, an electronic bin, a non-contact magnetic ball sleeved on the measuring rod and the like, a measuring circuit sends out an initial pulse, the initial pulse is transmitted in a waveguide tube, the pulse meets the magnetic ball to generate a return pulse, an electronic energy picking mechanism senses the return pulse, the time difference between the two pulses is measured, and the liquid level value is accurately measured. In order to ensure that the magnetic water weir device 10 does not incline when being arranged on the side wall of the weir groove, a horizontal bubble for adjusting the magnetic water weir device 10 to a horizontal position is arranged on the upper end cover of the magnetic water weir device 10.

The working principle of the magnetic water weir meter monitoring station is as follows:

as shown in fig. 4, when the magnetic water measuring weir meter 10 is used for constructing a weir groove, a groove for placing the magnetic water measuring weir meter 10 is formed at a position, which is more than 1 meter away from the upstream of the weir plate, of the side wall of the weir groove, and the magnetic water measuring weir meter 10 is fixed on the side wall of the weir groove through a plurality of anchor clamps; after the middle part of the groove of the magnetic water weir meter 10 is filled with gravel or sand, the gap between the groove and the magnetic water weir meter 10 is not easily damaged by the destructive power of the natural environment, and the measurement accuracy and the like are not easily affected by the bad water quality. The liquid level value detected by the magnetic water weir meter 10 is transmitted to the AC9900 telemetry terminal 5, and the YAC9900 telemetry terminal 5 transmits liquid level data to the data center station through a 4G DTU communication module of H7710 model, so that the data center station can acquire water level data in real time through a plurality of magnetic water weir meter monitoring stations for all water areas such as rivers, lakes, tides, reservoir gates, sewer pipes, irrigation channels and the like in the management area.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A magnetically induced water weir meter monitoring station, characterized in that: the magnetic water weir monitoring station comprises a monitoring rod, a base, a prefabricated part, an instrument box, a power supply system and a magnetic water weir; the monitoring rod is characterized in that a hollow part in the rod body of the monitoring rod can be used for wiring, and the bottom of the rod body is fixedly arranged on the base through a prefabricated member, so that the monitoring rod is positioned at one side of a natural ditch; the instrument box is fixedly arranged on the monitoring rod, and a telemetry terminal and a communication unit are arranged in the instrument box; the magnetic water measuring weir device is provided with a detection point in a natural ditch; the power supply system is arranged in the instrument box and on the monitoring rod, the power supply system is connected with a telemetry terminal machine in a circuit way, the telemetry terminal machine is connected with a communication unit in a circuit way, and the telemetry terminal machine is connected with a magneto type water weir meter in a circuit way.

2. The magnetically induced water weir monitoring station of claim 1, wherein: the power supply system comprises a solar panel, a charging controller and a storage battery, wherein the charging controller and the storage battery are arranged in the instrument box, and the solar panel is arranged at the top end of the vertical rod part of the monitoring rod through a mounting frame; the solar cell panel is connected with a charging controller through a wire inside the rod body, the charging controller is connected with a storage battery through a wire, and the storage battery is connected with a telemetry terminal through a wire.

3. The magnetically induced water weir monitoring station of claim 2, wherein: the solar panel is installed at the 10-degree azimuth angle of south and west of the top end of the monitoring rod, and the elevation angle of the solar panel is 45 degrees.

4. The magnetically induced water weir monitoring station of claim 1, wherein: the upper cover of the magnetic water measuring weir device is provided with a horizontal bubble for adjusting the magnetic water measuring weir device to a horizontal position.

5. The magnetically induced water weir monitoring station of claim 1, wherein: the magnetic water measuring weir meter is fixed on the side wall of the weir groove through a plurality of hoops, and a groove for placing the magnetic water measuring weir meter is formed in the side wall of the weir groove.

6. The magnetically induced water weir monitoring station of claim 1, wherein: the communication unit is a 4G DTU communication module, and a standard RS232 interface, a standard 422 interface, a standard 485 interface and a standard TTL level interface are arranged on the communication unit.

7. The magnetically induced water weir monitoring station according to claim 6, wherein: the 4G DTU communication module is also connected with a signal lightning arrester arranged at the top end of the vertical rod part of the monitoring rod through the internal wiring of the monitoring rod.