CN215180295U

CN215180295U - Ship filtering device based on acoustic Doppler current profiler

Info

Publication number: CN215180295U
Application number: CN202120322242.8U
Authority: CN
Inventors: 谢小娇; 郁君晖
Original assignee: Shanghai Hengpu Technology Co ltd
Current assignee: Shanghai Hengpu Technology Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-12-14
Anticipated expiration: 2031-02-04

Abstract

The utility model provides a ship filtering device based on an acoustic Doppler current profiler, which comprises a plurality of distance measuring sensors, wherein the distance measuring sensors are respectively arranged on a plurality of sides of the acoustic Doppler current profiler; the signal receiving device is arranged at one end, far away from the image information collector, of the acoustic Doppler current profiler and is electrically connected with the plurality of ranging detectors; and the moving device is arranged on one side of the signal receiving device, which is far away from the acoustic Doppler current profiler, and is electrically connected with the signal receiving device. Through the utility model discloses it is located the aquatic to have improved acoustics Doppler current profiler during operation, nevertheless because when passing ship is close to, can arouse the fluctuation of water, leads to the unsafe problem of testing result.

Description

Ship filtering device based on acoustic Doppler current profiler

Technical Field

The utility model relates to a hoist technical field, concretely relates to ship filter equipment based on acoustics Doppler current profiler.

Background

An Acoustic Doppler flow Profiler (Acoustic Doppler Current Profiler, acronym: Acoustic Doppler flow Profiler) is a type of water Acoustic flow meter used to measure water velocity. The principle is similar to sonar: the acoustic Doppler current profiler emits sound waves into water, and scatterers in the water scatter the sound waves; the acoustic Doppler current profiler receives the echo signals returned by the scatterers and calculates the current by analyzing the Doppler effect frequency shift. The acoustic Doppler current profiler is located in water when in work, but the water fluctuation can be caused when passing ships approach, so that the detection result is inaccurate.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, it is an object of the present invention to provide a ship filter device based on an acoustic doppler flow profiler, which is used to solve the shortcomings of the prior art.

To achieve the above and other related objects, the present invention provides a ship filter device based on acoustic doppler current profiler, which includes: a plurality of ranging sensors respectively mounted on a plurality of sides of the acoustic Doppler current profiler;

and the image information collector is arranged at the top of the acoustic Doppler current profiler and is electrically connected with the ranging sensor.

The signal receiving device is arranged at one end, far away from the image information collector, of the acoustic Doppler current profiler and is electrically connected with the plurality of ranging detectors;

and the moving device is arranged on one side of the signal receiving device, which is far away from the acoustic Doppler current profiler, and is electrically connected with the signal receiving device.

In one embodiment, the moving device comprises four driving devices, the four driving devices are uniformly distributed on the circumference of the acoustic doppler current profiler, and the driving devices comprise a propeller and a motor.

In one embodiment, the number of the plurality of ranging sensors is not less than four.

In one embodiment, the four motors and the signal receiving device are provided with an anti-impurity shell, the output shafts of the motors extend out of the anti-impurity shell, and the four propellers are positioned outside the anti-impurity shell.

In an embodiment, four support legs are disposed on a side of the anti-contamination housing away from the acoustic doppler velocity profiler, and the four support legs are respectively located at four foot points of the anti-contamination housing.

In one embodiment, a protection ring is arranged between the ranging sensor and the acoustic doppler current profiler, and the protection ring is connected with four foot points of the acoustic doppler current profiler.

In one embodiment, the protective ring is wrapped with an anti-collision layer.

As above, the utility model relates to a ship filter equipment based on acoustics Doppler current profiler, through the ship court is shot to all-round camera acoustics Doppler current profiler drives away, with its signal transmission extremely a plurality of distance measuring sensor, distance measuring sensor begins to work, when the ship with distance measuring sensor reaches certain threshold value, distance measuring sensor with signal transmission to signal reception device, signal reception device control the motor begins to work, makes acoustics Doppler current profiler moves towards the direction of keeping away from the ship to it is right to reduce the ship and cause the influence that the rivers are undulant to acoustics Doppler current profiler brings, and then has improved acoustics Doppler current profiler's detection precision.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a ship filtering device based on an acoustic doppler flow profiler according to the present invention.

Fig. 2 is a schematic diagram of the overall explosion of a ship filtering device based on an acoustic doppler flow profiler according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an acoustic doppler flow profiler; 2. a ranging sensor; 3. a signal receiving device; 4. a mobile device; 41. a drive device; 411. a propeller; 412. a motor; 5. an image information collector; 6. preventing shells from being mixed; 61. a support leg; 7. a guard ring; 71. And (6) an anti-collision layer.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1-2. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Please refer to fig. 1, the Acoustic Doppler Current Profiler (Acoustic Doppler Current Profiler) provided by the present invention is a new Current measuring device developed in the early 80 th century, which utilizes the Doppler effect principle to measure the flow velocity, and is the only instrument for measuring weak Current, because the Acoustic Doppler Current Profiler has superiority, it breaks through the traditional sensing Current Profiler based on mechanical rotation, uses the Acoustic wave transducer as the sensor, the transducer emits the Acoustic pulse wave, the silt particles unevenly distributed in the water, the plankton scatters the Acoustic pulse wave back, the transducer receives the signal, the flow velocity is measured by measuring the Doppler frequency shift, the Acoustic Doppler Current Profiler has the flow velocity profile that can directly measure the cross section, the flow field is not disturbed, the measurement duration is short, large speed measuring range and the like.

Referring to fig. 1 and 2, the present invention provides a ship filter device based on acoustic doppler flow profiler, which comprises an image information collector, a plurality of ranging sensors, a signal receiving device and a mobile device, the image information collector is arranged at the top of the acoustic Doppler current profiler, the plurality of distance measuring sensors are respectively arranged on a plurality of side surfaces of the acoustic Doppler current profiler and are respectively electrically connected with the image collector, the signal receiving device is arranged at one end of the acoustic Doppler current profiler, which is far away from the image information collector, the signal receiving device is electrically connected with the four ranging detectors, the moving device is installed on one side, away from the acoustic Doppler current profiler, of the signal receiving device, and the moving device is electrically connected with the signal receiving device.

Referring to fig. 2, the image information collector may be, for example, an omnidirectional camera, and is configured to collect image information of an object in water and send the image information to a signal receiving device, where the object may be, for example, a ship, the image information collector photographs the ship moving toward the acoustic doppler velocity profiler in water, and the distance measuring sensors for measuring the distance between the ship and the acoustic doppler velocity profiler reach a certain threshold, the distance measuring sensors transmit signals to the signal receiving device, and after receiving the signals, the signal receiving device controls the moving device to start working, so that the acoustic doppler velocity profiler moves in a direction away from the ship under the control of the moving device, thereby reducing the influence of water flow fluctuation caused by the ship on the acoustic doppler velocity profiler, and the detection precision of the acoustic Doppler current profiler is improved.

Referring to fig. 2, the moving device includes four driving devices, the four driving devices are uniformly distributed in the circumferential direction of the acoustic doppler velocity profiler, the driving devices include a propeller and a motor, an output shaft of the motor is connected to the propeller, the four motors are respectively electrically connected to the signal receiving device, when the omnidirectional camera shoots that a ship arrives toward the acoustic doppler velocity profiler, signals of the ship are transmitted to the ranging sensors, the ranging sensors start to operate, when the ship and the ranging sensors reach a certain threshold value, the ranging sensors transmit the signals to the signal receiving device, and the signal receiving device controls the motor to operate, so that the acoustic doppler velocity profiler moves in a direction away from the ship.

Referring to fig. 2, since the acoustic doppler flow profiler includes four side surfaces, the number of the plurality of distance measuring sensors is not less than four, for example, may be four, and the four distance measuring sensors are respectively installed on the four side surfaces of the acoustic doppler flow profiler, so that the four distance measuring sensors can measure ships coming from different directions more accurately and more timely, thereby improving the measurement accuracy of the acoustic doppler flow profiler.

Referring to fig. 2, in order to further reduce the influence of the water current fluctuation caused by the ship on the acoustic doppler velocity profiler, a protection ring is arranged between the distance measuring sensor and the acoustic doppler velocity profiler, the protection ring is connected with four foot points of the acoustic doppler velocity profiler, the protection ring is in a "frame" shape, and the water current fluctuation caused by the ship is reduced by the protection ring when the ship drives towards the acoustic doppler velocity profiler. Because sundries exist in water, sundry prevention shells are arranged on the four motors and the outer cover of the signal receiving device, the output shafts of the motors extend out of the sundry prevention shells, and the four propellers are positioned outside the sundry prevention shells. One side of the anti-impurity shell, which is far away from the acoustic Doppler current profiler, is provided with four support legs, and the four support legs are respectively positioned at four foot points of the anti-impurity shell, so that the acoustic Doppler current profiler can be conveniently placed on the ground in a non-working state.

Referring to fig. 2, an anti-collision layer is wrapped around the protection ring, and the anti-collision layer can further reduce the influence of water flow fluctuation caused by a ship on the acoustic doppler velocity profiler, and meanwhile, when the acoustic doppler velocity profiler impacts an obstacle, the anti-collision layer can effectively protect the protection ring, that is, the acoustic doppler velocity profiler, and reduce the possibility of damage caused by the obstacle.

To sum up, the utility model provides a pair of ship filter equipment based on acoustics Doppler current profiler, its theory of operation is: when the ship is shot by the omnibearing camera and travels towards the acoustic Doppler current profiler, signals of the ship are transmitted to the plurality of distance measuring sensors, the distance measuring sensors start to work, when the ship and the distance measuring sensors reach a certain threshold value, the distance measuring sensors send the signals to the signal receiving device, and the signal receiving device controls the motor to start to work, so that the acoustic Doppler current profiler moves towards the direction far away from the ship, the influence of water flow fluctuation caused by the ship on the acoustic Doppler current profiler is reduced, and the detection precision of the acoustic Doppler current profiler is improved.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A ship filter device based on an acoustic Doppler current profiler, characterized in that it comprises:

a plurality of ranging sensors respectively mounted on a plurality of sides of the acoustic Doppler current profiler;

the image information collector is arranged at the top of the acoustic Doppler current profiler and is electrically connected with the ranging sensor;

2. The ship filter device based on the acoustic Doppler current profiler as claimed in claim 1, wherein: the mobile device comprises four driving devices, the four driving devices are uniformly distributed in the circumferential direction of the acoustic Doppler current profiler, and each driving device comprises a propeller and a motor.

3. The ship filter device based on the acoustic Doppler current profiler as claimed in claim 1, wherein: the number of the plurality of ranging sensors is not less than four.

4. The ship filter device based on the acoustic Doppler current profiler as claimed in claim 2, characterized in that: the four motors and the outer cover of the signal receiving device are provided with anti-impurity shells, output shafts of the motors extend out of the anti-impurity shells, and the four propellers are located outside the anti-impurity shells.

5. The ship filter device based on the acoustic Doppler current profiler as claimed in claim 4, wherein: and one side of the anti-impurity shell, which is far away from the acoustic Doppler current profiler, is provided with four support legs, and the four support legs are respectively positioned at four foot points of the anti-impurity shell.

6. The ship filter device based on the acoustic Doppler current profiler as claimed in claim 1, wherein: and a protection ring is arranged between the distance measuring sensor and the acoustic Doppler current profiler, and the protection ring is connected with four foot points of the acoustic Doppler current profiler.

7. The ship filter device based on the acoustic Doppler current profiler as claimed in claim 6, wherein: the outside parcel of protection ring has the anticollision layer.