CN213658781U

CN213658781U - River course on-line monitoring device based on input type ultrasonic Doppler principle

Info

Publication number: CN213658781U
Application number: CN202022901021.4U
Authority: CN
Inventors: 武治国; 陈银; 潘凌; 徐凯; 张振杨; 周久
Original assignee: Wuhan Newfiber Optoelectronics Co Ltd
Current assignee: Wuhan Newfiber Optoelectronics Co Ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-07-09
Anticipated expiration: 2030-12-03

Abstract

The utility model provides a river course on-line monitoring device based on input ultrasonic wave Doppler principle, the pole setting is passed through the pole setting basis and is erect at river course one side bank, be provided with solar cell panel and rain-proof protection machine case in the pole setting, rain-proof protection machine incasement is provided with remote terminal unit and charge controller, cross the river cable way and lay in the riverbed bottom, cross the river cable way and include that the cable cladding is outer and set up at the outer intraformational communication power supply cable of cable cladding and iron chain, it has a plurality of input ultrasonic wave velocity of flow monitors to distribute in proper order along crossing the river cable way in the river course, each input ultrasonic wave velocity of flow monitor all is through communication power supply cable and remote terminal unit connection. The utility model provides a river course flow on-line measuring, real-time accurate river course flow data that obtains. The flow online measurement is realized, manual operation is omitted, and the suspension type installation can not be silted and is not interfered by waterweeds.

Description

River course on-line monitoring device based on input type ultrasonic Doppler principle

Technical Field

The utility model belongs to the technical field of hydrology monitoring facilities, concretely a river course on-line monitoring device based on input formula ultrasonic wave Doppler principle.

Background

River course flow data has extremely important effect, relates to each aspect such as flood control safety, hydrology and water conservancy calculation, water resource evaluation, therefore river flow measurement is the important content of hydrology work. A great deal of manpower and material resources are consumed to complete the testing task every year. In order to reduce the workload of flow tests, hydrologists have long sought ways to reduce the number of flow tests. The conventional cableway fish measurement cannot be carried out under the condition of aquatic weeds or high flow rate, and data is read by manual operation; the cableway radar wave current surveying system needs to build a cableway, cannot accurately measure low flow velocity, cannot normally work in severe environment (strong wind and strong rain), and data is influenced by wind and surface waves, so that the accuracy of the data is easily influenced; the navigation ADCP flow measurement system needs large-scale equipment such as a ship and the like, and is easily influenced by large flow velocity; through the water level-flow single-valued flow measurement, the method needs a large amount of historical data for support, and the accuracy is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned defect that prior art exists, provide a drain pipe network leakage monitoring devices based on distributed optical fiber temperature measurement.

The above object of the utility model is realized through following technical scheme:

the utility model provides a river course on-line monitoring device based on input ultrasonic wave Doppler principle, including the pole setting, the pole setting is erect at river course one side river bank through the pole setting basis, be provided with solar cell panel and rain-proof protection machine case in the pole setting, rain-proof protection machine incasement is provided with remote terminal unit and charge controller, cross the river cable way and lay in the riverbed bottom, cross the river cable way both ends and fix respectively at river course both sides river bank, cross the river cable way and include that the cable cladding is outer and set up communication power supply cable and the iron chain in the outer layer of cable cladding, it has a plurality of input ultrasonic wave velocity of flow monitors to distribute in proper order along crossing the river cable way in the river course, each input ultrasonic wave velocity of flow monitor all is connected with remote terminal unit through communication power supply cable, remote terminal unit passes through charge controller.

Every input type ultrasonic wave velocity of flow monitor all includes monitor casing, air chamber and three ultrasonic transducer of group, and two liang of quadrature of three ultrasonic transducer's measuring direction, three ultrasonic transducer of group set up on the monitor casing, and the air chamber sets up in the monitor casing.

Each ultrasonic probe is connected with the communication power supply cable through a probe connecting cable.

A water level gauge is also fixed on the vertical rod.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

1. the online measurement of the river channel flow is realized, and the river channel flow data can be accurately obtained in real time.

2. And the flow online measurement is realized, and manual operation is omitted.

3. And the contact measurement is carried out, so that the speed in the fluid is obtained in real time, and the surface wave interference is avoided.

4. And no interference of natural environments such as wind, rain and the like exists.

5. The suspended installation can not silt up and is not interfered by waterweeds.

6. No mechanical structure, no abrasion, and no need of regular calibration.

7. Low cost and convenient maintenance.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of an input type ultrasonic flow rate monitor;

fig. 3 is a partially enlarged view of a portion a in fig. 1.

In the figure: 1-a solar panel; 2-rain-proof protection case; 3-erecting a rod; 4-upright rod foundation; 5-crossing a river cableway; 6-throwing type ultrasonic flow rate monitor; 7-a water level meter; 201-RTU; 202-a charge controller; 501-iron chain; 502-a communication supply cable; 601-air chamber; 602-ultrasonic probe.

Detailed Description

To facilitate understanding and practice of the invention by those of ordinary skill in the art, the following detailed description of the invention is provided in connection with the examples, and it is to be understood that the examples described herein are for purposes of illustration and explanation only and are not intended to limit the invention.

As shown in fig. 1-3, an online river channel monitoring device based on the immersion type ultrasonic doppler principle comprises: the device comprises a solar cell panel 1, a rainproof protection case 2, a vertical rod 3, a vertical rod foundation 4, a river-crossing cable channel 5, an input type ultrasonic flow rate monitor 6, a water level gauge 7, a Remote Terminal Unit (RTU)201, a charging controller 202, an iron chain 501, a communication power supply cable 502, an air chamber 601 and an ultrasonic probe 602.

Upright pole 3 erects at river course one side river bank through pole setting basis 4, be provided with solar cell panel 1 and rain-proof protection machine case 2 on the pole setting 3, be provided with Remote Terminal Unit (RTU)201 and charge controller 202 in the rain-proof protection machine case 2, cross river cable way 5 and lay in the riverbed bottom, cross 5 both ends of river cable way and fix respectively at river course both sides river bank, cross river cable way 5 and include that the cable cladding is outer and set up communication power supply cable 502 and the iron chain 501 in the cable cladding outer, it has a plurality of formula ultrasonic flow rate monitors 6 of throwing in to distribute in proper order along crossing river cable way 5 in the river course, each formula ultrasonic flow rate monitor 6 of throwing in all is connected with Remote Terminal Unit (RTU)201 through communication power supply cable 502, Remote Terminal Unit (RTU)201 is connected with solar cell panel 1 through charge controller 202.

Every input type ultrasonic flow velocity monitor 6 all includes monitor casing, air chamber 601 and three ultrasonic probe 602 of group, and two liang of quadrature of the measuring direction of three ultrasonic probe 602 of group, three ultrasonic probe 602 of group set up on the monitor casing, and air chamber 601 sets up in the monitor casing. The three sets of ultrasonic probes 602 are each connected to the communication power supply cable 502 by a probe connection cable.

The upright rod 3 is also fixedly provided with a water level meter 7 for monitoring the water level of the river channel, the water level meter 7 is connected with a Remote Terminal Unit (RTU)201, and the water level meter 7 can be powered by a power interface in the RTU 201 or directly connected with a charging controller 202 and powered by the charging controller 202.

Each of the drop-in ultrasonic flow rate monitors 6 may be powered by a power interface provided by the Remote Terminal Unit (RTU)201 through the communication power supply cable 502, or may be directly connected to the charging controller 202 through the communication power supply cable 502 and a power adapter in the Remote Terminal Unit (RTU)201 in sequence.

Wherein, pole setting 3 erects on the river course next door through pole setting basis 4, and solar cell panel 1 and rain-proof protection machine case 2 are installed on pole setting 3, and rain-proof protection machine case 2 is inside to contain Remote Terminal Unit (RTU)201 and charge controller 202. The two ends of the river-crossing cable channel 5 are fixed on the two banks of the two sides of the river channel, and the iron chain 501 contained in the river-crossing cable channel 5 is used as a counterweight to enable the whole river-crossing cable channel 5 to be tightly attached to the bottom of the river. The communication power supply cable 502 is connected with the iron chain 501 by means of bundling. A communication power supply cable 502 connects the drop-in ultrasonic flow rate monitor 6 and a Remote Terminal Unit (RTU)201 in the rain-proof protection case 2. The throwing position and the quantity of the throwing type ultrasonic flow rate monitor 6 are flexibly arranged according to hydrological measurement related requirements, the density of the throwing type ultrasonic flow rate monitor 6 is smaller than that of water through the air chamber 601, the throwing type ultrasonic flow rate monitor 6 can be suspended in water and cannot be buried by sediment deposition, and meanwhile, the throwing type ultrasonic flow rate monitor 6 can swing along with water flow and cannot hang garbage and waterweeds. The input type ultrasonic flow velocity monitor 6 comprises three groups of ultrasonic probes 602, can measure the flow velocity of the water body in three orthogonal directions and is used for synthesizing the real flow velocity, the input type ultrasonic flow velocity monitor 6 measures the flow velocity data in the three directions and then sends the flow velocity data to a Remote Terminal Unit (RTU)201 through a communication power supply cable 502, the water level gauge 7 sends the water level data to the Remote Terminal Unit (RTU)201, and the Remote Terminal Unit (RTU) sends the flow velocity data and the water level data to a central station in a wireless mode. The water level meter 7 is fixed on the vertical rod 2 by adopting screws, and water level data is calculated by measuring the distance from the water level meter 7 to the water surface.

It should be noted that the embodiments described in this application are only examples to illustrate the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A river channel on-line monitoring device based on an input type ultrasonic Doppler principle comprises a vertical rod (3) and is characterized in that the vertical rod (3) is erected on a river channel side river bank through a vertical rod foundation (4), a solar cell panel (1) and a rainproof protection case (2) are arranged on the vertical rod (3), a remote terminal unit (201) and a charging controller (202) are arranged in the rainproof protection case (2), a river-crossing cable channel (5) is laid at the bottom of a river bed, two ends of the river-crossing cable channel (5) are respectively fixed on the river banks on two sides of the river channel, the river-crossing cable channel (5) comprises a cable coating outer layer, a communication power supply cable (502) and an iron chain (501) which are arranged in the cable coating outer layer, a plurality of input type ultrasonic flow rate monitors (6) are sequentially distributed in the river channel along the river-crossing cable channel (5), and each input type ultrasonic flow rate monitor (6) is connected with the remote terminal unit (201) through the communication, the remote terminal unit (201) is connected with the solar cell panel (1) through the charging controller (202).

2. The online river channel monitoring device based on the immersive ultrasonic Doppler principle according to claim 1, wherein each immersive ultrasonic flow velocity monitor (6) comprises a monitor housing, an air chamber (601) and three groups of ultrasonic probes (602), the measuring directions of the three groups of ultrasonic probes (602) are orthogonal in pairs, the three groups of ultrasonic probes (602) are arranged on the monitor housing, and the air chamber (601) is arranged in the monitor housing.

3. The device for monitoring the river channel on line based on the immersive ultrasound doppler principle of claim 2, wherein each ultrasound probe (602) is connected to the communication power supply cable (502) through a probe connection cable.

4. The online riverway monitoring device based on the immersion ultrasonic Doppler principle as claimed in claim 2, wherein a water level gauge (7) is further fixed on the vertical rod (3).