CN111982590A - Be used for tidal channel water sample layering sampling unmanned ship device - Google Patents
Be used for tidal channel water sample layering sampling unmanned ship device Download PDFInfo
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- CN111982590A CN111982590A CN202010767660.8A CN202010767660A CN111982590A CN 111982590 A CN111982590 A CN 111982590A CN 202010767660 A CN202010767660 A CN 202010767660A CN 111982590 A CN111982590 A CN 111982590A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/04—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by dip members, e.g. dip-sticks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B2035/006—Unmanned surface vessels, e.g. remotely controlled
- B63B2035/008—Unmanned surface vessels, e.g. remotely controlled remotely controlled
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- Hydrology & Water Resources (AREA)
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- General Health & Medical Sciences (AREA)
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Abstract
The invention discloses a layered sampling unmanned ship device for a water sample of a tidal channel, which comprises a ship body; the driving module is arranged at the rear end part of the ship body; the sampling module, including the sampling jack, appearance liquid collecting container, flexible sampling pipeline of rigidity and sampling cable pipe, the flexible sampling pipeline of rigidity sets up in the bottom of hull and can freely stretch out and draw back in first preset direction, the sampling cable pipe includes relative first end and second end, first end stretches into in the flexible sampling pipeline of rigidity and is used for collecting the water sample, first end is connected with the gravity hammer, the second end is convoluteed in the sampling jack, and with appearance liquid collecting container intercommunication, the sampling jack realizes the removal of first end in first preset direction through receiving and releasing the sampling cable pipe. Because this flexible sampling pipe of rigidity has better rigidity and can freely stretch out and draw back in first preset direction, has guaranteed that the sampling cable pipe keeps the vertical state constantly in hull below, even there is the rivers of great velocity of flow, also can accomplish accurate location sampling water layer.
Description
Technical Field
The invention relates to the technical field of offshore water quality sampling, in particular to an unmanned ship device for layered sampling of a water sample in a tidal channel.
Background
There are two existing offshore water quality sampling methods: one is the traditional pure manual operation, the sampler is manually sunk to a corresponding specified depth after the sampler reaches a sampling position through a ship, and the water quality sampling is carried out. The shortcoming that this mode exists is for inefficiency, can't pinpoint to accurate water layer (the line of sample thief and people's position has certain declination with vertical direction when the velocity of flow of rivers is great to lead to the scene can't calculate the depth of water of the sample of adopting according to the hawser length of transferring), the sampling process has certain personal safety risk (the velocity of flow of on-the-spot rivers has certain effort to the sample thief, and the bigger effort of velocity of flow is big more). The other mode is that what has risen in recent years carries corresponding sample thief through unmanned ship, unmanned aerial vehicle equipment tower and samples, and this kind of mode has improved efficiency, has also avoided the risk of personal safety, still has the shortcoming that can not accurate location sampling water layer under the great velocity of flow rivers.
Disclosure of Invention
The invention aims to provide a tidal river water sample layered sampling unmanned ship device which can solve the problem that the vertical positioning of water layered sampling is not accurate.
The technical scheme adopted by the invention is as follows:
the utility model provides an unmanned ship device of layering sampling for tidal channel water sample, includes:
a hull;
the driving module is arranged at the rear end part of the ship body and is used for driving the ship body;
sampling module, including sampling jack, appearance liquid collecting container, the flexible sampling pipeline of rigidity and sampling cable pipe, the flexible sampling pipeline of rigidity sets up the bottom of hull can be in the first orientation of predetermineeing freely stretch out and draw back, the sampling cable pipe includes relative first end and second end, first end stretch into extremely in the flexible sampling pipeline of rigidity and be used for collecting the water sample, first end is connected with the gravity hammer, the second end is convoluteed in the sampling jack, and with appearance liquid collecting container intercommunication, the sampling jack is through receiving and releasing the sampling cable pipe is realized the removal of first end in the first orientation of predetermineeing.
Has the advantages that: the sampling cable pipe is arranged in the rigid telescopic sampling pipeline, and water samples of the sampling cable pipe at any depth can be collected under the action of the winding of the sampling retraction jack and the gravity of the gravity hammer. Because this flexible sampling pipe of rigidity has better rigidity and can freely stretch out and draw back in first preset direction, has guaranteed that the sampling cable pipe keeps the vertical state constantly in hull below, even there is the rivers of great velocity of flow, also can accomplish accurate location sampling water layer.
Further, be used for tidal river water sample layering sampling unmanned ship device still includes control module, control module includes first camera and information receiving terminal, sampling jack is including setting up fixed pulley on the hull, the sampling cable pipe is around warp the fixed pulley, the fixed pulley disposes the calibrated scale that is used for calculating through cable pipe length, first camera with the calibrated scale is just to setting up.
Further, the control module further comprises a second camera for shooting the environment.
Further, the control module also comprises a GPS positioning device.
Further, the control module is in communication connection with the driving module.
Furthermore, the rigid telescopic sampling pipeline comprises a plurality of rigid pipeline units which are connected end to end, adjacent rigid pipeline units are mutually nested, and the gravity hammer is connected to the telescopic tail end of the rigid telescopic sampling pipeline.
Furthermore, a bottom sampling hole is formed in the rigid pipeline unit located at the telescopic tail end of the rigid telescopic sampling pipeline.
Furthermore, the part of the sampling cable pipe in the rigid telescopic sampling pipeline comprises a steel wire rope, a binding wire and a sampling pipe, wherein the binding wire binds the steel wire rope and the sampling pipe into a whole, and the sampling pipe is made of a hard material.
Furthermore, the sample liquid collecting container comprises a shunt controller and a plurality of collecting units which are connected with the shunt controller in parallel.
Further, the flow dividing controller is provided with a water discarding port.
Drawings
The invention is further illustrated with reference to the following figures and examples:
fig. 1 is a schematic structural diagram of an unmanned ship device for layered sampling of a water sample in a tidal channel according to an embodiment of the invention;
fig. 2 is a schematic structural diagram of a sampling cable tube in the embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1, the invention provides a layered sampling unmanned ship device for a water sample in a tidal channel, which mainly comprises a ship body 1, a driving module, a sampling module and a control module 12.
Wherein the driving module is installed at the rear end of the hull 1 and provides power to drive the hull 1 to move. The drive module comprises a battery 8, a brushless motor 9 and a propeller 10.
The sampling module is mainly used for collecting water samples of different depths. The sampling module comprises a sampling and retracting mechanism 7, a sample liquid collecting container, a rigid telescopic sampling pipeline 2 and a sampling cable tube 18, wherein the rigid telescopic sampling pipeline 2 is installed at the bottom of the ship body 1 and can freely stretch in a first preset direction. Specifically, the rigid telescopic sampling pipeline 2 comprises a plurality of rigid pipeline units which are connected end to end, and adjacent rigid pipeline units are nested with each other. The first preset direction is understood to be pointing downwards at the bottom of the ship body 1, the rigid telescopic sampling pipeline 2 is installed to be vertically downwards, and then the rigid telescopic sampling pipeline 2 can extend downwards pointing to the ship body 1 through self gravity.
The rigid pipeline unit is the impervious steel pipe that the rigidity is stronger, and the joint department between the adjacent rigid pipeline unit is provided with the clamp inside and outside, guarantees can not drop, and the flexible sampling pipeline 2 of rigidity guarantees that the sampling utensil is transferred perpendicularly and not to the great velocity of flow effect of being felt tidal river and skew key.
The sampling cable tube 18 is arranged in the rigid telescopic sampling pipeline 2, and under the winding of the sampling retraction jack 7 and the gravity action of the gravity hammer 4, the sampling cable tube 18 can sample water at any depth. Because the rigid telescopic sampling pipeline 2 has better rigidity and can freely stretch in the first preset direction, the sampling cable tube 18 is ensured to be kept in a vertical state under the ship body 1 all the time, and even if water flow with larger flow velocity exists, accurate positioning and sampling of a water layer can be realized.
Meanwhile, a bottom sampling hole 3 is formed in the rigid pipeline unit located at the telescopic tail end of the rigid telescopic sampling pipeline 2. The first end of sampling cable 18 is provided with sampling water inlet 5, and bottom sampling hole 3 follows the flexible sampling pipeline 2 adaptability of rigidity and removes, is convenient for realize the sampling of different water layers.
Further, the unmanned ship device for layered sampling of the water sample in the tidal river further comprises a control module 12, the control module 12 comprises a first camera 15 and an information receiving terminal, the sampling and releasing mechanism 7 comprises a fixed pulley 16 arranged on the ship body 1, and the fixed pulley 16 is fixedly arranged on the ship body 1 through a portal frame 17. The sampling cable 18 is wound around the fixed pulley 16, the fixed pulley 16 is provided with a scale 19 for calculating the length of the cable passing through, and the first camera 15 is arranged opposite to the scale 19. Can transfer required water depths to sampling water inlet 5 fast through observing calibrated scale 19, realize the water sampling of accurate level.
The fixed pulley 16 with the dial 19 is a device which can mechanically record the length of the sampling cable 18 passing through the pulley through the rotation angle of the pulley, the recorded length of the sampling cable 18 can be displayed on the dial 19, and real-time data can be transmitted to an onshore information receiving terminal through the first camera 15 so as to realize real-time control on the depth below the sampling cable 18.
Further, the control module 12 also includes a second camera 20 for shooting the environment. The second camera 20 mainly serves as a visual system of the device, and observation of the field condition by the information receiving terminal can be realized through video transmission on the way when the sampling unmanned ship arrives at the sampling position and at the sampling position.
Further, the control module 12 further comprises a GPS positioning device, and the control module 12 is connected to the driving module in a communication manner. The control module 12 can realize the control functions of positioning the ship body 1, power control, video acquisition and the like. Specifically, GPS positioner passes through the data of gyroscope, acceleration sensor, inertial sensor, electron compass, can pass through drive module automatic correction because of the skew of unmanned ship device that factors such as rivers flow, wind-force effect arouse, makes unmanned ship reach the function of stable fixed point effect, and this is very critical to the fixed point of tidal river sampling, and GPS fixes data accessible remote control antenna 11 transmits the information receiving terminal to the bank.
Further, referring to fig. 2, the part of the sampling cable 18 located in the rigid telescopic sampling pipe 2 includes a steel wire 182, a binding wire 183 and a sampling pipe 181, the binding wire 183 binds the steel wire 182 and the sampling pipe 181 together, and the sampling pipe 181 is made of a hard material.
The sampling cable tube 18 is formed by binding a steel wire rope 183 and a sampling tube 181. Preferably, the sampling tube 181 is a PE tube, which has the characteristics of good toughness and high impact strength. The heavy object is directly pressed through the PE pipe, so that the pipeline cannot be broken violently. The intensity that sampling cable 18 possessed can guarantee to transfer at the water intaking utensil and the sampling in-process can not receive the impact of rivers to influence.
Further, the sample liquid collecting container comprises a shunt controller and a plurality of collecting units 6 which are connected with the shunt controller in parallel. Specifically, the shunt controller is an electromagnetic sampling shunt controller 14. The water sample is extracted through the sampling water pump 13 and then enters the electromagnetic sampling shunt controller 14, the pipeline valve control unit and the electromagnetic flow sensor are arranged inside the electromagnetic sampling shunt controller 14, the collected water sample can be respectively input into different collecting units 6, and water flow control is achieved.
Further, the flow dividing controller is provided with a water discharge port 21, so that water samples which are firstly extracted can be conveniently discharged.
The layered sampling unmanned ship device has the following sampling process:
1. before the device is used, systematic inspection is carried out to ensure that the machine runs normally, a sample liquid collecting container is clean, the dial 19 is calibrated to 0m water depth and the like; the unmanned ship device is moved to the designated position through the shore information receiving end, the surrounding environment can be observed through the second camera 20 in the moving process, and the automatic positioning mode is started after the device reaches the designated position, so that the unmanned ship device is kept at the designated position.
2. The sampling retraction jack 7 is controlled to lower the underwater sampling module to the river bottom (mainly by the action of the gravity hammer 4), and when the dial 19 is observed not to rotate any more, the reading of the dial 19 is read. The water depth of a sampling position is determined through reading, after the specific sampling depth is determined according to the water depth of a sampling point, the sampling and retraction mechanism 7 is started again to lift the sampling to the corresponding sampling depth by observing the dial 19 on the fixed pulley 16, the sampling water pump 13 is started to extract a water sample, the water sample in the previous 2 minutes is firstly drained through the electromagnetic sampling shunt controller 14 and the water drain 21, then the water sample is injected into the corresponding collection unit 6, the flow is recorded, when the flow reaches the capacity of the collection unit 6, the sampling water pump 13 is closed, and the steps are repeated to take the water samples in different water depths;
3. and after the water sample is collected, lifting the underwater sampling module, returning the remote control unmanned ship device to the shore, and finishing sampling.
While the embodiments of the present invention have been described in detail with reference to the drawings, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (10)
1. A unmanned ship device for tidal channel water sample stratified sampling, its characterized in that includes:
a hull;
the driving module is arranged at the rear end part of the ship body and is used for driving the ship body;
sampling module, including sampling jack, appearance liquid collecting container, the flexible sampling pipeline of rigidity and sampling cable pipe, the flexible sampling pipeline of rigidity sets up the bottom of hull can be in the first orientation of predetermineeing freely stretch out and draw back, the sampling cable pipe includes relative first end and second end, first end stretch into extremely in the flexible sampling pipeline of rigidity and be used for collecting the water sample, first end is connected with the gravity hammer, the second end is convoluteed in the sampling jack, and with appearance liquid collecting container intercommunication, the sampling jack is through receiving and releasing the sampling cable pipe is realized the removal of first end in the first orientation of predetermineeing.
2. The unmanned ship device for layered sampling of water samples in tidal channels according to claim 1, wherein: a be used for unmanned ship device of tidal channel water sample layering sampling still includes control module, control module includes first camera and information receiving terminal, sampling jack is including setting up fixed pulley on the hull, the sampling cable pipe is around the warp fixed pulley, the fixed pulley disposes the calibrated scale that is used for calculating through cable pipe length, first camera with the calibrated scale is just to setting up.
3. The unmanned ship device for layered sampling of water samples in tidal channels according to claim 2, wherein: the control module also includes a second camera for capturing the environment.
4. The unmanned ship device for layered sampling of water samples in tidal channels according to claim 3, wherein: the control module also includes a GPS positioning device.
5. The unmanned ship device for layered sampling of water samples in tidal channels according to claim 4, wherein: the control module is in communication connection with the driving module.
6. The unmanned ship device for layered sampling of water samples in tidal channels according to any one of claims 1 to 5, wherein: the rigid telescopic sampling pipeline comprises a plurality of rigid pipeline units which are connected end to end, adjacent rigid pipeline units are nested with each other, and the gravity hammer is connected to the telescopic tail end of the rigid telescopic sampling pipeline.
7. The unmanned ship device for layered sampling of water samples in tidal channels of claim 6, wherein: and a bottom sampling hole is formed in the rigid pipeline unit positioned at the telescopic tail end of the rigid telescopic sampling pipeline.
8. The unmanned ship device for layered sampling of water samples in tidal channels according to claim 7, wherein: the sampling cable pipe is positioned in the rigid telescopic sampling pipeline and comprises a steel wire rope, a binding wire and a sampling pipe, wherein the binding wire binds the steel wire rope and the sampling pipe into a whole, and the sampling pipe is made of a hard material.
9. The unmanned ship device for layered sampling of water samples in tidal channels according to any one of claims 1 to 5, wherein: the sample liquid collecting container comprises a shunt controller and a plurality of collecting units which are connected with the shunt controller in parallel.
10. The unmanned ship device for layered sampling of water samples in tidal channels according to claim 9, wherein: the flow dividing controller is provided with a water discarding port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010767660.8A CN111982590A (en) | 2020-08-03 | 2020-08-03 | Be used for tidal channel water sample layering sampling unmanned ship device |
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| CN202010767660.8A CN111982590A (en) | 2020-08-03 | 2020-08-03 | Be used for tidal channel water sample layering sampling unmanned ship device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113008618A (en) * | 2021-02-22 | 2021-06-22 | 辽宁大学 | Depth-adjustable multifunctional plankton quantitative collection device based on unmanned ship |
| CN113514039A (en) * | 2021-04-28 | 2021-10-19 | 李福印 | Water depth detection device for municipal engineering |
-
2020
- 2020-08-03 CN CN202010767660.8A patent/CN111982590A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113008618A (en) * | 2021-02-22 | 2021-06-22 | 辽宁大学 | Depth-adjustable multifunctional plankton quantitative collection device based on unmanned ship |
| CN113514039A (en) * | 2021-04-28 | 2021-10-19 | 李福印 | Water depth detection device for municipal engineering |
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