Small water quality detection unmanned ship

By combining the lifting and detection components, the problem of unmanned surface vessels for water quality testing being unable to detect water bodies at different depths has been solved, enabling efficient and convenient multi-depth water body detection and water sample collection, while reducing costs.

CN223972699UActive Publication Date: 2026-03-06FUYANG NORMAL UNIVERSITY
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-13
Publication Date
2026-03-06

AI Technical Summary

Technical Problem

Existing unmanned surface vessels for water quality testing have a simple structure, lack lifting capabilities, and cannot test water bodies at different depths in a single operation, resulting in low testing efficiency.

Method used

The design employs lifting and detection components, utilizing a servo motor to drive the winding reel to rotate, releasing or retrieving the steel wire rope. Combined with counterweights, it ensures stability, enabling detection of water bodies at different depths. Water samples are collected in conjunction with a water pump and water tank.

Benefits of technology

It enables convenient detection in water at different depths, improves detection efficiency, and enhances convenience and reduces costs through a detachable structure.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the field of unmanned ships, and particularly provides a small water quality detection unmanned ship. The unmanned ship comprises an unmanned ship body, a lifting assembly and a detection assembly, the detection assembly comprises a sinking frame, the sinking frame is located on the lower side of a supporting frame, the bottom of the sinking frame is fixedly connected with a water tank, the rear end of the sinking frame is provided with a multi-parameter water quality detector, and the top end of the sinking frame is fixedly connected with two sets of balancing weights. Through cooperation of the unmanned ship body and the lifting assembly, the technical problems that most existing water quality detection unmanned ships are relatively single in structure, do not have a lifting function, can only detect water bodies with fixed depths, cannot detect water bodies with different depths in single work of the unmanned ships, are relatively low in efficiency and need to be further improved are solved; a user can be helped to complete detection work of water bodies of different depths more conveniently, and the water quality detection work efficiency is greatly improved.
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Description

Technical Field

[0001] This utility model relates to the field of unmanned vessels, and in particular to small unmanned vessels for water quality testing. Background Technology

[0002] Unmanned surface vessel (USV) for water quality testing is a high-tech device that integrates automated navigation and water quality testing. Utilizing the mobility of USVs, it can cover a wide area of ​​water and can independently complete tasks such as water body testing and monitoring. This helps people better understand various data of the water body and offers higher safety compared to traditional manual testing. It is an important tool for modern water quality testing.

[0003] Regarding the aforementioned technologies, the inventors believe that the following defects exist: Currently, most unmanned water quality testing vessels have a relatively simple structure, lack lifting and lowering capabilities, and can only test water bodies at fixed depths. They cannot test water bodies at different depths in a single operation, resulting in low efficiency and requiring further improvement. Utility Model Content

[0004] To address the shortcomings of most current unmanned surface vessels (USVs) for water quality testing, such as their simple structure, lack of lifting capabilities, limited ability to test water at fixed depths, inability to test water at different depths during a single operation, and low efficiency, this application provides a small unmanned surface vessel for water quality testing.

[0005] This application provides a small water quality testing unmanned surface vessel (USV) with the following technical solution: The small water quality testing USV includes a USV body, a lifting assembly, and a testing assembly. The lifting assembly includes a support frame, the front end of which is fixedly connected to the top of the rear end of the USV body. A servo motor is located at the top of the support frame, and two sets of support rods are fixedly connected to the top of the support frame. A winding reel is located between the two sets of support rods, and a steel wire rope is wound on the winding reel. The testing assembly includes a sinking frame located below the support frame. A water tank is fixedly connected to the bottom of the sinking frame, and a multi-parameter water quality analyzer is located at the rear end of the sinking frame. Two sets of counterweights are fixedly connected to the top of the sinking frame.

[0006] In a further configuration, the front and rear ends of the take-up reel are respectively fitted onto the tops of two sets of support rods, and the rear output end of the servo motor is fixedly connected to the front end of the take-up reel.

[0007] Further, the top end of the wire rope is fixedly connected to the outer wall of the winding reel, the bottom end of the wire rope is sleeved on the support frame, and a plug is fixedly connected to the bottom end of the wire rope.

[0008] Further, a socket is fixedly connected to the top of the sinking frame, a fastening bolt is provided at the front end of the socket, the bottom of the plug rod is inserted into the socket, and through holes are provided at the front ends of both the plug rod and the socket, with the fastening bolts threaded into the through holes.

[0009] Furthermore, the support frame is fixedly connected to the front and rear sides of the bottom end with a locking block, and the top of the two sets of counterweight blocks are provided with a locking groove, and the bottom of the locking block can be embedded in the locking groove.

[0010] Further, a water pump is installed at the bottom of the sinking frame in front of the water tank, with the water pump input end located at the front end of the sinking frame and the water pump output end fixedly connected to the bottom of the water tank.

[0011] Further configuration includes a control assembly located on the rear side of the top of the sinking frame, a lithium battery located on the front side of the control assembly, the lithium battery being electrically connected to a multi-parameter water quality analyzer, a water pump, and the control assembly, the control assembly being electrically connected to the unmanned vessel body, and the control assembly being electrically connected to a servo motor.

[0012] Compared with related technologies, the small unmanned surface vessel for water quality testing provided by this utility model has the following beneficial effects:

[0013] This utility model provides a small unmanned surface vessel (USV) for water quality testing. By combining the USV body and the lifting assembly, it solves the technical problems of most current water quality testing USVs, which have a simple structure, lack lifting capabilities, can only test water at a fixed depth, and cannot test water at different depths in a single operation, resulting in low efficiency that requires further improvement. The servo motor drives the winding reel to rotate, thereby retrieving and releasing the steel cable. This allows the testing assembly to test water at different depths according to the needs of the testing work. The counterweight ensures the stability of the testing assembly when it sinks. Compared with USVs with diving capabilities, it is lower in cost and can help users complete the testing of water at different depths more conveniently, greatly improving the efficiency of water quality testing.

[0014] This utility model provides a small unmanned surface vessel for water quality testing. By cooperating with the lifting component and the testing component, the fastening bolts can be rotated to separate the testing component from the socket and plug, thereby allowing the testing component to be disassembled as a whole. With the cooperation of the water pump and water tank, the vessel can perform underwater testing while sampling water as needed, further improving the convenience of water quality testing. The overall structure is simple, stable, and easy to use, and has good practicality. Attached Figure Description

[0015] Figure 1 A schematic diagram of a preferred embodiment of the small unmanned water quality testing vessel provided by this utility model;

[0016] Figure 2 This is a schematic diagram of the overall rear view structure of this utility model;

[0017] Figure 3 This is a schematic diagram of the overall side sectional structure of this utility model;

[0018] Figure 4 This utility model Figure 1 Enlarged structural diagram at point A.

[0019] The following components are labeled in the diagram: 1. Unmanned Surface Vessel (USV) body; 2. Lifting assembly; 201. Support frame; 202. Servo motor; 203. Support rod; 204. Winding reel; 205. Wire rope; 206. Locking block; 207. Inserting rod; 208. Socket; 209. Fastening bolt; 3. Detection assembly; 301. Sinking frame; 302. Counterweight; 303. Slot; 304. Water tank; 305. Multi-parameter water quality analyzer; 306. Control assembly; 307. Lithium battery; 308. Water pump. Detailed Implementation

[0020] To facilitate understanding of this utility model, a more comprehensive description will be provided below with reference to the accompanying drawings. The drawings show typical embodiments of this utility model.

[0021] Example 1:

[0022] like Figure 1-4 As shown, the small unmanned surface vessel for water quality testing of this utility model includes an unmanned surface vessel body 1, a lifting assembly 2, and a testing assembly 3. The lifting assembly 2 includes a support frame 201, the front end of which is fixedly connected to the top of the rear end of the unmanned surface vessel body 1. A servo motor 202 is provided at the top of the support frame 201. Two sets of support rods 203 are fixedly connected to the top of the support frame 201. A winding reel 204 is provided between the two sets of support rods 203. A steel wire rope 205 is wound on the winding reel 204. The testing assembly 3 includes a sinking frame 301, which is located below the support frame 201. A water tank 304 is fixedly connected to the bottom of the sinking frame 301. A multi-parameter water quality detector 305 is provided at the rear end of the sinking frame 301. Two sets of counterweights 302 are fixedly connected to the top of the sinking frame 301.

[0023] like Figure 1-4 As shown, the front and rear ends of the winding reel 204 are respectively fitted onto the tops of the two sets of support rods 203, and the rear output end of the servo motor 202 is fixedly connected to the front end of the winding reel 204.

[0024] like Figure 1-4 As shown, the top end of the wire rope 205 is fixedly connected to the outer wall of the winding reel 204, the bottom end of the wire rope 205 is sleeved on the support frame 201, and the bottom end of the wire rope 205 is fixedly connected to the insertion rod 207.

[0025] like Figure 1-4As shown, a socket 208 is fixedly connected to the top of the sunken frame 301. A fastening bolt 209 is provided at the front end of the socket 208. The bottom of the insertion rod 207 is inserted into the socket 208. Both the insertion rod 207 and the front end of the socket 208 have through holes, and the fastening bolt 209 is threaded into the through holes.

[0026] During implementation, the servo motor 202 drives the winding reel 204 to rotate, thereby recovering and releasing the steel wire rope 205. This allows the detection component 3 to detect water bodies at different depths according to the needs of the detection work. The counterweight 302 ensures the stability of the detection component 3 when it sinks. Compared with unmanned vessels with diving capabilities, it has a lower cost and can help users complete the detection work of water bodies at different depths more conveniently, greatly improving the efficiency of water quality detection work.

[0027] Example 2:

[0028] like Figure 1-4 As shown, based on Embodiment 1, this utility model provides a technical solution for a small unmanned water quality testing vessel: the support frame 201 has a locking block 206 fixedly connected to both the front and rear sides of the bottom end, and the top of the two sets of counterweights 302 are provided with a slot 303, and the bottom of the locking block 206 can be embedded in the slot 303.

[0029] like Figure 1-4 As shown, a water pump 308 is provided at the bottom of the sunken frame 301 in front of the water tank 304. The input end of the water pump 308 is located at the front end of the sunken frame 301, and the output end of the water pump 308 is fixedly connected to the bottom of the water tank 304.

[0030] like Figure 1-4 As shown, a control assembly 306 is located on the rear side of the top of the sinking frame 301, and a lithium battery 307 is located on the front side of the control assembly 306. The lithium battery 307 is electrically connected to the multi-parameter water quality detector 305, the water pump 308 and the control assembly 306. The control assembly 306 is electrically connected to the unmanned vessel body 1 and to the servo motor 202.

[0031] During implementation, by cooperating with the lifting component 2 and the detection component 3, the fastening bolt 209 is rotated to separate it from the socket 208 and the plug 207, thereby allowing the detection component 3 to be disassembled as a whole. With the cooperation of the water pump 308 and the water tank 304, water samples can be taken as needed while underwater detection is carried out, further improving the convenience of water quality detection. The overall structure is simple, stable and easy to use, and has good practicality.

[0032] In this embodiment: the servo motor is 60M-R6430A5-E, the water pump is RB-31DH, the control system is SDQ6-18-1219, and the multi-parameter water quality analyzer is HD-SCDPL.

[0033] The advantages of this technical solution in practical applications include, but are not limited to, the following:

[0034] 1. The steel wire rope 205 is released by the operation of the servo motor 202, so that the detection component 3 can detect water bodies at different depths according to the needs of the detection work. The setting of the counterweight 302 can ensure the stability of the detection component 3 when it sinks. Compared with the unmanned boat with diving function, it has a lower cost and can help users complete the detection work of water bodies at different depths more conveniently, greatly improving the efficiency of water quality detection work.

[0035] 2. By rotating the fastening bolt 209, the detection component 3 can be completely removed. With the cooperation of the water pump 308 and the water tank 304, water samples can be taken as needed while underwater detection is carried out, further improving the convenience of water quality detection. The overall structure is simple, stable and easy to use, and has good practicality.

[0036] This technical solution first uses the operation of the servo motor 202 to drive the winding reel 204 to rotate. The rotation of the winding reel 204 realizes the winding and unwinding of the wire rope 205. At this time, the locking block 206 separates from the locking slot 303, and the sinking frame 301 begins to sink under the influence of the gravity of the counterweight block 302, so that the multi-parameter water quality analyzer 305 can perform water body testing in waters at different depths. The operation of the water pump 308 can sample water into the water tank 304. Rotating the fastening bolt 209 releases the restriction on the socket 208 and the plug 207, making it convenient for personnel to disassemble the main body of the detection component 3 for maintenance and to take out the sample water from the water tank 304.

[0037] The above are merely exemplary embodiments of this disclosure and should not be construed as limiting the scope of this disclosure. Any equivalent changes and modifications made in accordance with the teachings of this disclosure shall still fall within the scope of this disclosure. Those skilled in the art will readily conceive of other embodiments of this disclosure upon considering the specification and practical application disclosed herein. This application is intended to cover any variations, uses, or adaptations of this disclosure that follow the general principles of this disclosure and include common knowledge or customary techniques in the art not described in this disclosure.

Claims

1. A small water quality detection unmanned ship, comprising an unmanned ship body (1), a lifting assembly (2) and a detection assembly (3), characterized in that: The lifting assembly (2) comprises a support frame (201), the front end of the support frame (201) is fixedly connected to the rear end top of the unmanned ship body (1), the top end of the support frame (201) is provided with a servo motor (202), the top end of the support frame (201) is fixedly connected with two groups of support rods (203), a winding disc (204) is arranged between the two groups of support rods (203), a steel wire rope (205) is wound on the winding disc (204), and the detection assembly (3) comprises a sinking frame (301).

2. The small water quality detection unmanned ship according to claim 1, characterized in that, The winding disc (204) is sleeved on the top of the two groups of support rods (203) at the front and rear ends, and the rear end output end of the servo motor (202) is fixedly connected to the front end of the winding disc (204).

3. The small water quality detection unmanned ship according to claim 1, characterized in that, The top end of the steel wire rope (205) is fixedly connected to the outer wall of the winding disc (204), the bottom end of the steel wire rope (205) is sleeved on the support frame (201), and the bottom end of the steel wire rope (205) is fixedly connected with a plug rod (207).

4. The small water quality detection unmanned ship according to claim 3, characterized in that, The top end of the sinking frame (301) is fixedly connected with a socket (208), the front end of the socket (208) is provided with a fastening bolt (209), the bottom of the plug rod (207) is inserted into the socket (208), and the plug rod (207) and the front end of the socket (208) are both provided with perforations, and the fastening bolts (209) are all in threaded connection with the perforations.

5. The small water quality detection unmanned ship according to claim 1, characterized in that, The bottom of the plug rod (207) is inserted into the socket (208), and the plug rod (207) and the front end of the socket (208) are both provided with perforations, and the fastening bolts (209) are all in threaded connection with the perforations.

6. The small water quality detection unmanned ship according to claim 1, characterized in that, The bottom of the plug rod (207) is inserted into the socket (208), and the plug rod (207) and the front end of the socket (208) are both provided with perforations, and the fastening bolts (209) are all in threaded connection with the perforations.

7. The small water quality detection unmanned ship according to claim 6, characterized in that, The bottom of the plug rod (207) is inserted into the socket (208), and the plug rod (207) and the front end of the socket (208) are both provided with perforations, and the fastening bolts (209) are all in threaded connection with the perforations. The bottom of the plug rod (207) is inserted into the socket (208), and the plug rod (207) and the front end of the socket (208) are both provided with perforations, and the fastening bolts (209) are all in threaded connection with the perforations. The bottom of the plug rod (207) is inserted into the socket (208), and the plug rod (207) and the front end of the socket (208) are both provided with perforations, and the fastening bolts (209) are all in threaded connection with the perforations.